1 2011-12-16 Christopher Faylor <me.cygwin2011@cgf.cx>
3 Implement fhandler reference counting.
4 * cygheap.h (cygheap_fdmanip::release): Make virtual.
5 (cygheap_fdnew::~cygheap_fdnew): New destructor increments reference
6 count when fd has been allocated.
7 (cygheap_fdget::fh): New (old?) field.
8 (cygheap_fdget::cygheap_fdget): Increment reference count when we've
9 found an active fd. Set fh appropriately.
10 (cygheap_fdget::~cygheap_fdget): Decrement reference count when
11 appropriate. Delete fh if reference count goes to zero.
12 (cygheap_fdget::release): New function. Do more bookkeping on release.
13 * dtable.cc (dtable::release): Change from void to boolean return.
14 Only delete the fhandler when its reference count is <= 0 (this should
15 be a fairly unusual case). Return true if fhandler has been deleted.
16 (cygwin_attach_handle_to_fd): Increment reference count when fh is
18 (dtable::init_std_file_from_handle): Ditto.
19 * dtable.h (dtable::release): Change return to boolean.
20 * fhandler.cc (fhandler_base::fhandler_base): Set new isclosed flag to
21 false. Set _refcnt to zero.
22 (fhandler_base::close): Simplify paranoid debugging output. Set new
24 (fhandler_base_overlapped::wait_overlapped): Use isclosed() flag to
25 avoid querying the exception handle.
26 * fhandler.h (fhandler_base::_refcnt): New field.
27 (fhandler_base::refcnt): New function.
28 (fhandler_base::isclosed): Implement.
29 (fhandler_base::fhandler_base): Set isclosed to false.
31 * syscalls.cc: Remove space after function before parentheses for
32 several strace printfs.
33 (dup): Add standard strace "leaver" code.
39 (lseek64): Fix strace debugging to correctly use %R.
41 * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Avoid sending
42 signals to other processes if we're debugging since it can cause a
43 deadlock with the calling debugger.
45 * exceptions.cc (_cygtls::call_signal_handler): Add debugging-only
48 2011-12-16 Corinna Vinschen <vinschen@redhat.com>
50 * dcrt0.cc (child_info_fork::alloc_stack): Correctly check if the
51 parent stack fits into the child stack. Align comment.
52 * wow64.cc (wow64_eval_expected_main_stack): New function to fetch
53 expected addresses of main thread stack from PE/COFF image header
55 (wow64_test_for_64bit_parent): Fix comment. Check current stack
56 against real expected main thread stack addresses.
57 (wow64_revert_to_original_stack): Fix and add comments. Check memory
58 against real expected main thread stack addresses. Use orignal stack
59 if reserved area is >= 256K.
61 2011-12-16 Christopher Faylor <me.cygwin2011@cgf.cx>
63 * gendef (sigdelayed): Remember to pop all of the saved registers.
64 (sigreturn): Add "leave" label.
66 2011-12-16 Christopher Faylor <me.cygwin2011@cgf.cx>
68 * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Fix
69 unresolved access of wores in successful situations.
71 2011-12-16 Corinna Vinschen <vinschen@redhat.com>
73 * Makefile.in (DLL_OFILES): Add wow64.o.
74 * dcrt0.cc (CYGWIN_GUARD): Drop execute permission for stack, it's
75 not used for stacks by the OS either.
76 (child_info_fork::alloc_stack_hard_way): Ditto.
77 (child_info_fork::alloc_stack): Don't alloc_stack_hard_way under WOW64
78 if forked from a 64 bit parent. Set child's StackBase to parent's
79 StackBase. Add comments to explain why.
80 (wow64_respawn): Move to wow64.cc.
81 (wow64_started_from_native64): Move to wow64.cc.
82 (respawn_wow64_process): Move to wow64.cc.
83 (dll_crt0_0): Drop wow64_test_stack_marker and move stack test into
84 wow64_test_for_64bit_parent function. Don't return early if WOW64
85 process has been started from native 64 bit process.
86 (_dll_crt0): Implement moving stack for WOW64 processes started from
87 native 64 bit process.
89 (wow64_has_64bit_parent): Rename from wow64_respawn.
90 (wow64_test_for_64bit_parent): Rename from wow64_started_from_native64.
92 (wow64_revert_to_original_stack): New function.
93 (wow64_respawn_process): Rename from respawn_wow64_process for symmetry.
96 2011-12-16 Christopher Faylor <me.cygwin2011@cgf.cx>
98 * exceptions.cc (_cygtls::call_signal_handler): Fix debugging to not go
100 * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Add temporary
101 kludge to work around problem of make closing an fhandle while it is
103 * gendef (sigdelayed): Don't call a function if sig has been cleared.
105 * sigproc.h (cygwait): Simplify slightly.
107 2011-12-14 Corinna Vinschen <vinschen@redhat.com>
109 * autoload.cc (GetSystemWow64DirectoryW): Define.
110 (GetVolumePathNamesForVolumeNameW): Define.
111 * fhandler_process.cc (get_volume_path_names_for_volume_name): New
112 static function to workaround missing GetVolumePathNamesForVolumeNameW
113 function in Windows 2000.
114 (dos_drive_mappings::dos_drive_mappings): Call
115 get_volume_path_names_for_volume_name instead of
116 GetVolumePathNamesForVolumeNameW.
118 2011-12-13 Christopher Faylor <me.cygwin2011@cgf.cx>
120 * dcrt0.cc (init_windows_system_directory): Record
121 system_wow64_directory information.
122 * exceptions.cc (_cygtls::inside_kernel): Modernize comment. Consider
123 executing a DLL from the Wow64 directory as being "in the kernel".
124 (_cygtls::call_signal_handler): For now, only deal with main_tls
125 signals if main_tls is known to be executing in the cygwin DLL. To
126 more closely emulate linux, consider the operation to be restartable if
127 not executing in the main thread.
128 * globals.cc (windows_system_directory): Remove NO_COPY.
129 (windows_system_directory_length): Ditto.
130 (system_wow64_directory): New variable.
131 (system_wow64_directory_length): Ditto.
133 * select.cc (cygwin_select): Don't issue a EINTR on non-main threads
134 since that seems to be what Linux does. Add missing break to signal
136 (select_stuff::wait): Don't issue a EINTR on non-main threads since
137 that seems to be what Linux does. Remove now-unneeded accommodation
138 for WAIT_IO_COMPLETION. Add a comment.
139 * sigproc.h (cygwait): Ditto. Don't return if signal_received noticed
140 and it's not the main thread.
142 * signal.cc (sigprocmask): Add standard syscall debug stuff.
143 * thread.cc (pthread_sigmask): Ditto.
145 2011-12-13 Corinna Vinschen <vinschen@redhat.com>
147 * netdb.cc (open_system_file): Avoid MS-DOS path warning.
149 2011-12-13 Corinna Vinschen <vinschen@redhat.com>
151 * path.cc (conv_path_list): Fix a condition.
152 (cygwin_conv_path): Revert WIN_A conversion to current locale codeset.
154 2011-12-13 Corinna Vinschen <vinschen@redhat.com>
156 * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Call
157 file_get_fnoi instead of NtQueryInformationFile.
158 * path.cc (file_get_fnoi): New helper function to collect a
159 FILE_NETWORK_OPEN_INFORMATION block.
160 (symlink_info::check): Call file_get_fnoi rather than
161 NtQueryInformationFile to collect a FILE_NETWORK_OPEN_INFORMATION block.
162 * path.h (file_get_fnoi): Declare.
164 2011-12-13 Dave Korn <dave.korn.cygwin@gmail.com>
166 * times.cc (hires_ns::resolution): Don't return less than 1.
168 2011-12-12 Christopher Faylor <me.cygwin2011@cgf.cx>
170 * cygthread.h (cygthread::name): Very minor formatting tweak.
172 * exceptions.cc (_cygtls::call_signal_handler): Add paranoid debugging
175 * sigproc.h (cygwait): Call signal handler when signal is detected and
177 * fhandler.h (fhandler_base_overlapped::wait_return): Remove
179 * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Remove
180 restartable signal accommodations in light of cygwait improvements.
181 (fhandler_base_overlapped::raw_read): Remove now-obsolete signal loop
183 (fhandler_base_overlapped::raw_write): Ditto.
184 * fhandler_console.cc (fhandler_console::read): Ditto.
185 * fhandler_serial.cc (fhandler_serial::raw_read): Ditto.
186 (fhandler_serial::raw_write): Ditto.
187 * fhandler_tty.cc (fhandler_pty_slave::read): Ditto.
189 * ioctl.cc (ioctl): Add standard syscall introducer and leaver debug
192 2011-12-12 Corinna Vinschen <vinschen@redhat.com>
194 * fhandler_process.cc (dos_drive_mappings): Partially rewrite to
195 handle volumes mounted into juntion points correctly.
197 2011-12-12 Corinna Vinschen <vinschen@redhat.com>
199 * fhandler_process.cc (dos_drive_mappings::dos_drive_mappings): Fully
200 resolve symbolic links returned by QueryDosDeviceW. Explain why.
202 2011-12-12 Corinna Vinschen <vinschen@redhat.com>
204 * mount.cc (fs_info::update): Set has_buggy_reopen for Netapps as well.
206 2011-12-12 Corinna Vinschen <vinschen@redhat.com>
207 Christopher Faylor <me.cygwin2011@cgf.cx>
209 * dcrt0.cc (wow64_respawn): New static variable.
210 (wow64_started_from_native64): New function to check if a WOW64
211 process got started from a native 64 bit process.
212 (respawn_wow64_process): New function to respawn process.
213 (dll_crt0_0): When started from a native parent, check if parent
214 is a 64 bit process. If so, return early.
215 (_dll_crt0): Respawn WOW64 process here if required.
216 * init.cc (respawn_wow64_process): Remove.
217 (dll_entry): Rename wow64_test_stack_marker to test_stack_marker.
218 Drop WOW64 test here.
220 2011-12-11 Christopher Faylor <me.cygwin2011@cgf.cx>
222 * pipe.cc (fhandler_pipe::create): Use debug_printf to print debugging
223 info since this isn't a "syscall".
224 (pipe_worker): New function created from _pipe().
225 (_pipe): Use pipe_worker to create a pipe. Use standard syscall strace
230 2011-12-10 Christopher Faylor <me.cygwin2011@cgf.cx>
232 * select.cc (select_stuff::wait): Very minor formatting fix.
233 (peek_windows): Report on HWND handle used in queries.
234 * select.h: Update copyright.
235 * sigproc.h (cygwait): Eliminate multi-argument variety since more
236 general implementation may cause odd problems in select. Also force to
239 2011-12-10 Christopher Faylor <me.cygwin2011@cgf.cx>
241 * sigproc.h (cygwait): Delete duplicate va_start and add matching
244 2011-12-10 Christopher Faylor <me.cygwin2011@cgf.cx>
246 * sigproc.h (cygwait): Tweak test for cancellable event to make it a
249 2011-12-09 Christopher Faylor <me.cygwin2011@cgf.cx>
251 * exceptions.cc (ctrl_c_handler): YA in a series or reversions. Put
252 back _my_tls.remove along with a comment.
253 (sigpacket::process): Remove code which now causes a gdb deadlock.
254 * sigproc.cc (_cygtls::signal_exit): Signal debugger with signal number
257 2011-12-09 Christopher Faylor <me.cygwin2011@cgf.cx>
259 * dllfixdbg: Work around annoying gdb warning about missing
262 2011-12-09 Christopher Faylor <me.cygwin2011@cgf.cx>
264 Rename cygWFMO to cygwait throughout and use the magic of polymorphism
266 * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Use
267 simplified arg form of cygwait.
268 * fhandler_console.cc (fhandler_console::read): Ditto.
269 * fhandler_audio.cc (fhandler_dev_dsp::Audio_out::waitforspac): Ditto.
270 (fhandler_dev_dsp::Audio_in::waitfordata): Ditto.
271 * fhandler_fifo.cc (fhandler_fifo::wait): Ditto.
272 * fhandler_serial.cc (fhandler_serial::raw_read): Ditto.
273 (fhandler_serial::raw_write): Ditto.
274 * select.cc (cygwin_select): Ditto.
275 * sigproc.h (cygwait): Rename from cygWFMO. Define two argument and
276 single argument forms of this function.
278 * fhandler_tty.cc (fhandler_pty_slave::open): Use method to query if
280 (fhandler_pty_slave::read): Send SIGHUP when master is detected as
282 (fhandler_pty_common::close): Close input_available_event in callers
283 since master may need to signal it first.
284 (fhandler_pty_master::close): Lie and set input_available_event when
285 closing, then close input_available_event.
286 (fhandler_pty_slave::close): Close input_available_event explicitly
288 * tty.h (tty::is_master_closed): Declare new method.
290 2011-12-09 Christopher Faylor <me.cygwin2011@cgf.cx>
292 * sigproc.cc (signal_exit): Revert reversion of 2011-12-04 change
293 since, otherwise, you see hangs when the signal pipe is closed.
295 2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx>
297 * select.cc (cygwin_select): Fifth time is the charm.
299 2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx>
301 * select.cc (cygwin_select): Make sure that 0 is returned when sel.wait
304 2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx>
306 * include/sys/wait.h: Add in all c++ functions.
308 2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx>
310 * select.cc (select_stuff::wait): Temporarily disallow APCS.
312 2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx>
314 * include/sys/wait.h: Ensure that C++ functions are only used when
317 2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx>
319 * select.cc (cygwin_select): Make sure that poll is called when
322 2011-12-08 Christopher Faylor <me.cygwin2011@cgf.cx>
324 * dll_init.cc (dll_dllcrt0): Don't try to initialize dll data if we're
325 dynamically loaded since fork() doesn't work in that scenario anyway.
326 (dll_dllcrt0_1): Don't accommodate dynamically loaded dlls.
327 * exceptions.cc (ctrl_c_handler): Don't lock the process; there's too
328 much risk of deadlock.
329 * sigproc.cc (_cygtls::remove_wq): Don't try to remove anything from
330 the waitq if there is obviously nothing there.
331 * strace.cc (strace::activate): Allow stracing dynamically loaded
334 2011-12-07 Christopher Faylor <me.cygwin2011@cgf.cx>
336 * fhandler_termios.cc (tty_min::kill_pgrp): Don't send __SIGSETPGRP
337 to ourselves since presumably we are already initialized.
339 2011-12-07 Christopher Faylor <me.cygwin2011@cgf.cx>
341 * select.cc (cygwin_select): Add common introducer and leaver debug
343 (select_stuff::poll): Remove unneeded debugging.
345 2011-12-07 Christopher Faylor <me.cygwin2011@cgf.cx>
347 * exceptions.cc (ctrl_c_handler): Remove _my_tls.remove since it can
348 cause deadlocks during exec and will eventually be handled anyway.
350 2011-12-07 Corinna Vinschen <vinschen@redhat.com>
352 * spawn.cc (child_info_spawn::worker): Add CREATE_BREAKAWAY_FROM_JOB
353 to all spawned processes. Explain why.
355 2011-12-06 Christopher Faylor <me.cygwin2011@cgf.cx>
357 * fhandler_fifo.cc (fhandler_fifo::wait): Fix stupid typo and actually
360 2011-12-05 Christopher Faylor <me.cygwin2011@cgf.cx>
362 * sigproc.cc (close_my_readsig): New function.
363 (_cygtls::signal_exit): Close my_readsig via close_my_readsig(),
364 avoiding communication with the signal pipe.
365 (wait_sig): Close my_readsig via close_my_readsig().
367 2011-12-05 Corinna Vinschen <vinschen@redhat.com>
369 * mmap.cc (mlock): Replace LOCK_VM_IN_WSL with correct MAP_PROCESS.
371 * ntdll.h: Rearrange to have all preprocessor definitions at the start
372 of the file. Add comments to each definition block.
373 (MAP_PROCESS): Rename from LOCK_VM_IN_WSL.
374 (MAP_SYSTEM): Rename from LOCK_VM_IN_RAM.
376 2011-12-04 Christopher Faylor <me.cygwin2011@cgf.cx>
378 * sigproc.h (cygWFMO): Don't assume that cancellable event is always
380 * fhandler_dsp.cc (fhandler_dev_dsp::Audio_out::waitforspace): Use
381 cygWFMO instead of WaitForMultipleObjects.
382 (fhandler_dev_dsp::Audio_in::waitfordata): Ditto.
383 * fhandler_fifo.cc (fhandler_fifo::wait): Ditto.
384 * fhandler_serial.cc (fhandler_serial::raw_read): Ditto.
385 (fhandler_serial::raw_write): Ditto.
386 * fhandler_tty.cc (fhandler_pty_slave::read): Ditto.
387 * select.cc (cygwin_select): Ditto for degenerate case.
389 2011-12-04 Christopher Faylor <me.cygwin2011@cgf.cx>
391 * sigproc.h (cygWFMO): Move inside "INSIDE_CYGWIN" #ifdef.
393 2011-12-04 Christopher Faylor <me.cygwin2011@cgf.cx>
395 * exceptions.cc (exception::handle): Drop abbreviation for "exception"
396 since I never remember what it stands for.
397 (sig_handle_tty_stop): Remove obsolete call to reset_signal_arrived.
398 (_cygtls::call_signal_handler): Rework to grab signal information from
399 _main_tls if none is set for _my_tls. Try harder to keep thread
401 (reset_signal_arrived): Delete.
402 * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Use new
403 cygWFMO call to wait for an event + standard cygwin stuff. Modify
404 debug output to acccomodate new function.
405 * fhandler_console.cc (fhandler_console::read): Replace
406 WaitForMultipleObjects with cygWFMO.
407 * fhandler_socket.cc (get_inet_addr): Add comment.
408 * gendef (_sigdelayed): Remove call to reset_signal_arrived.
409 * sigproc.cc (_cygtls::signal_exit): Don't close my_readsig here unless
410 we're in the signal thread.
411 (create_signal_arrived): Create signal_arrived as auto-reset so that only
412 one thread is woken when a signal arrives.
413 * sigproc.h (cygWFMO): New function.
414 (reset_signal_arrived): Delete declaration.
416 2011-12-03 Christopher Faylor <me.cygwin2011@cgf.cx>
418 * mmap.cc (mlock): Add standard syscall return value debugging output.
420 (posix_madvise): Ditto.
422 * signal.cc: Remove obsolete sigcatchers stuff throughout.
423 (sigaction_worker): Add function name parameter and use it to show
424 standard syscall return value debugging output. Also add fault
426 (sigaction): Accommodate extra argument to sigaction_worker.
427 (siginterrupt): Ditto.
428 * syscalls.cc (read): Remove obsolete sigcatchers stuff.
431 2011-12-03 Corinna Vinschen <vinschen@redhat.com>
433 * mmap.cc (mlock): Drop requesting SE_LOCK_MEMORY_PRIVILEGE. Drop
434 outdated comment. Call NtLockVirtualMemory with LOCK_VM_IN_WSL flag.
435 (munlock): Drop requesting SE_LOCK_MEMORY_PRIVILEGE. Call
436 NtUnlockVirtualMemory with LOCK_VM_IN_WSL flag.
438 2011-12-03 Christopher Faylor <me.cygwin2011@cgf.cx>
440 Throughout, remove extra space after function name from debugging
442 Throughout, change syscalls to report on return values using new %R
444 * smallprint.cc (__small_vsprintf): Add parsing for %R to report on
445 return values and possible errno from syscalls.
447 * errno.cc (errmap): Add PRIVILEGE_NOT_HELD.
449 * fhandler_tty.cc (fhandler_pty_master::setup): When creating a thread
450 use shorter name to reduce debuggging output.
451 * select.cc (start_thread_pipe): Ditto.
452 (start_thread_serial): Ditto.
453 (start_thread_socket): Ditto.
454 (start_thread_mailslot): Ditto.
455 * sigproc.cc (talktome): Ditto.
457 2011-12-03 Corinna Vinschen <vinschen@redhat.com>
459 * fhandler.cc (fhandler_base::open): Fix comment a bit more.
461 2011-12-03 Corinna Vinschen <vinschen@redhat.com>
463 * fhandler.cc (fhandler_base::open): Fix typos in comment.
465 2011-12-02 Corinna Vinschen <vinschen@redhat.com>
467 * path.cc (conv_path_list): Take cygwin_conv_path_t as third parameter.
468 Allow all types of CCP conversions. Accommodate throughout.
469 (cygwin_conv_path): Use current ANSI or OEM codepage for WIN_A
470 conversions, depending on current file API codepage setting.
471 (cygwin_conv_path_list): Allow all CCP conversion types.
472 * include/sys/cygwin.h (CCP_CONVTYPE_MASK): Add to cygwin_conv_path_t
473 enum for convenience.
475 2011-11-29 Christopher Faylor <me.cygwin2011@cgf.cx>
477 * sigproc.cc (get_proc_lock): Remove extra NULL check. Return false on
480 2011-11-29 Christopher Faylor <me.cygwin2011@cgf.cx>
482 * sync.cc: Fix comment.
484 2011-11-29 Christopher Faylor <me.cygwin2011@cgf.cx>
486 * dll_init.cc (dll_list::reserve_space): Use %p rather than %lx to show
489 2011-11-29 Christopher Faylor <me.cygwin2011@cgf.cx>
491 * sigproc.cc (remove_proc): Don't terminate the currently executing
494 2011-11-28 Christopher Faylor <me.cygwin2011@cgf.cx>
496 * cygheap.cc (cygheap_fixup_in_child): Accommodate new HEAP_3*
497 classifications for cleanup-after-fork.
498 * cygheap_malloc.h (cygheap_types): Add HEAP_2_MAX, HEAP_3_FHANDLER.
499 * fhandler.h: Throughout, change clone to take a cmalloc id.
500 (fhandler_base::delete): Inline.
501 (fhandler_base_overlapped): Mark flush_async_io as a friend.
502 (fhandler_base_overlapped::asio_done): Declare new static member.
503 (fhandler_base_overlapped::asio_close_counter): Ditto.
504 (fhandler_base_overlapped::check_later): Declare new function.
505 (fhandler_base_overlapped::flush_all_async_io): Ditto.
506 * fhandler.cc (fhandler_base_overlapped::asio_done): Declare.
507 (fhandler_base_overlapped::asio_close_counter): Ditto.
508 (flush_async_io): Declare new thread function.
509 (fhandler_base_overlapped::flush_all_async_io): Declare new function.
510 (fhandler_base_overlapped::check_later): Ditto.
511 (fhandler_base_overlapped::close): Call check_later to close
512 nonblocking fd asynchronously. Assume that this completed
514 * select.cc (pipe_data_available): Don't consider data to be
515 "available" if fd still has unflushed I/O.
516 * syscalls.cc (close_all_files): Call
517 fhandler_base_overlapped::flush_all_async_io to make sure that all
518 nonblocking pipe I/O has completed.
520 2011-11-28 Corinna Vinschen <vinschen@redhat.com>
522 * external.cc (fillout_pinfo): Store program name as POSIX path in
525 2011-11-28 Corinna Vinschen <vinschen@redhat.com>
527 * pinfo.cc (pinfo::exit): Call TerminateProcess to avoid potential
528 busy loop in ntdll.dll when calling ExitProcess. Only call ExitProcess
531 2011-11-27 Christopher Faylor <me.cygwin2011@cgf.cx>
533 * init.cc (dll_entry): Revert previous change since it caused
534 inexplicable fork problems.
536 2011-11-26 Christopher Faylor <me.cygwin2011@cgf.cx>
538 * init.cc (dll_entry): Don't bother calling through thread removal
539 cleanup if we are exiting.
541 2011-11-26 Christopher Faylor <me.cygwin2011@cgf.cx>
543 * exceptions.cc (stackdump): Make global.
544 (signal_exit): Move to sigproc.cc.
545 * sigproc.cc (signal_exit): Move here. Declare stackdump extern. Set
546 my_sendsig to indicate that signals are no longer available.
547 (my_readsig): Make Static again.
548 (sig_send): Interpret ERROR_BROKEN_PIPE as ESRCH. Remove special-case
549 EACCESS errno setting, just setting errno generally, even for "its_me"
552 2011-11-25 Christopher Faylor <me.cygwin2011@cgf.cx>
554 * exceptions.cc (sigpacket::process): Move signal_exit processing
556 (_cygtls::signal_exit): ...here. Close my_readsig and comment on why.
557 * pinfo.cc (pinfo::exit): Move sigproc_terminate earlier. Set exiting
558 flag in lock_process.
559 * sigproc.cc (my_readsig): Make global.
560 * sync.cc (muto::exiting_thread): Delete.
561 (muto::acquire): Delete #if 0'ed code.
562 * sync.h (muto::exiting_thread): Delete.
563 (set_exiting_thread): Ditto.
564 (lock_process::lock_process): Don't worry about setting the exiting
565 thread since it had no meaning.
567 2011-11-24 Christopher Faylor <me.cygwin2011@cgf.cx>
569 * cygthread.cc (cygthread::name): Default name to "main" if we are early
570 in the process of setting up the DLL and no name is known.
571 * dcrt0.cc (initial_env): Remove CYGWIN_SLEEP stuff.
572 (get_cygwin_startup_info): Activate strace here as appropriate.
573 (dll_crt0_0): Move get_cygwin_startup_info as early as possible to
574 avoid missing strace output.
575 * fork.cc (frok::child): Move debugging statement to point where ppid
577 * pinfo.cc (pinfo::thisproc): Remove obsolete call to strace.hello.
578 Tweak debug output slightly.
579 * select.cc (select_stuff::wait): Allow APCS to be triggered while
580 waiting since we use them now. Report when that happens.
581 * sigproc.cc (child_info::child_info): Use strace.active() rather than
583 * spawn.cc (child_info_spawn::worker): Only write strace child pid
584 when we know it's a cygwin process. Accommodate change to write_child
586 * strace.cc (strace::hello): Delete. Move functionality...
587 (strace::activate): ...to here.
588 (mypid): Just use raw GetCurrentProcessId () if myself isn't set.
589 (strace::write_childpid): Don't wait for subproc_ready. Remove arg
590 which was required for it.
591 * include/sys/strace.h (strace::hello): Delete.
592 (strace::write_childpid): Delete first argument.
594 2011-11-23 Christopher Faylor <me.cygwin2011@cgf.cx>
596 * child_info.h (CURR_CHILD_INFO_MAGIC): Reset for previous changes.
598 * dcrt0.cc (get_cygwin_startup_info): Signal readiness when stracing
599 since strace::write_child relies on it. Use strace.activate to notify
600 strace process, passing in arg indicating whether we're forked.
601 * sigproc.cc (wait_sig): Accommodate new strace::activate argument.
602 * spawn.cc (child_info_spawn::worker): Oops. Previous suspended test
603 was actually correct. Revert and document.
604 * strace.cc (strace::activate): Send additional flag indicating whether
605 this is an attempt to activate a forked process.
606 (strace::hello): Report on windows pid.
607 * include/sys/strace.h (strace::strace): Make a dummy.
608 (strace::activate): Modify declaration to accept an argument.
609 (strace::write_childpid): Set regparm.
611 2011-11-23 Christopher Faylor <me.cygwin2011@cgf.cx>
613 * pipe.cc (fhandler_pipe::create): Avoid derefencing a NULL pointer.
615 * child_info.h (child_info): Reorganize some elements so that the ones
616 which are initialized in a constructor are all together.
617 * sigproc.cc (child_info::child_info): Initialize values via the
618 constructor rather than as C statements and make sure that flags is set
621 * spawn.cc (child_info_spawn::worker): Use iscygwin() test for
622 determining when to send strace info since it is more foolproof than
623 checking the suspend state.
625 2011-11-23 Christopher Faylor <me.cygwin2011@cgf.cx>
627 * fhandler.h (fhandler_pipe::create): Rename from the misnamed
628 "create_selectable". Change return to DWORD.
629 (fhandler_pty_common::pipesize): New constant.
630 * fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Reflect
631 create_selectable name change.
632 * miscfuncs.cc (CreatePipeOverlapped): Ditto.
633 * pipe.cc (fhandler_pipe::create): Ditto.
634 (fhandler_pipe::create): Rename from the misnamed "create_selectable".
635 Return DWORD. Only set pipe size to default when it is passed in as
637 * fhandler_tty.cc (fhandler_pty_master::setup): Ditto. Use
638 fhandler_pty_common::pipesize rather than a raw constant.
639 * tty.cc (tty::not_allocated): Ditto.
641 * sigproc.cc (sigproc_init): Use fhandler_pipe::create to create the
642 signal pipe to get a more appropriate message based pipe.
644 2011-11-21 Christopher Faylor <me.cygwin2011@cgf.cx>
646 * sigproc.cc (remove_proc): Don't do busy loop when exiting since it
649 2011-11-21 Christopher Faylor <me.cygwin2011@cgf.cx>
651 * sigproc.cc (remove_proc): Don't do busy loop when execing since
652 thread could have been terminated prior to setting flag.
654 * signal.cc (sigwaitinfo): Zero event before closing to signal other
655 threads that it is no longer available.
657 2011-11-18 Corinna Vinschen <corinna@vinschen.de>
659 * shared.cc (get_shared_parent_dir): Use global shared_parent_dir
660 instead of local dir variable and create handle not inheritable to
661 avoid accumulating stray handles in child processes.
662 (get_session_parent_dir): Ditto with session_parent_dir variable.
664 2011-11-17 Corinna Vinschen <corinna@vinschen.de>
666 * shared.cc (shared_info::create): Open global shared data section
667 non-inheritable to avoid accumulating stray handles in child processes.
669 2011-11-15 Christopher Faylor <me.cygwin2011@cgf.cx>
671 * child_info.h (CURR_CHILD_INFO_MAGIC): Reset.
672 (cygheap_exec_info::nchildren): Move from child_info_spawn.
673 (cygheap_exec_info::cchildren): Ditto.
674 (cygheap_exec_info::record_children): Declare new function.
675 (cygheap_exec_info::reattach_children): Ditto.
676 (cygheap_exec_info::alloc): Ditto.
677 (child_info_spawn::nchildren): Move to cygheap_exec_info.
678 (child_info_spawn::cchildren): Ditto.
679 * sigproc.cc (cygheap_exec_info::alloc): Define new function.
680 (child_info_spawn::cleanup): Accommodate move of children info to
682 (cygheap_exec_info::record_children): Define new function.
683 (cygheap_exec_info::reattach_children): Ditto.
684 (child_info_spawn::record_children): Use
685 cygheap_exec_info function to accomplish this task.
686 (child_info_spawn::reattach_children): Ditto.
687 * spawn.cc (child_info_spawn::worker): Allocate moreinfo using
688 cygheap_exec_info::alloc.
690 * dcrt0.cc (child_info_fork::alloc_stack_hard_way): Use abort for the
691 error to avoid a retry.
693 2011-11-14 Christopher Faylor <me.cygwin2011@cgf.cx>
695 * pinfo.cc (_pinfo::dup_proc_pipe): Fatalize a warning when debugging.
697 2011-11-13 Christopher Faylor <me.cygwin2011@cgf.cx>
699 Remove erroneously checked-in debugging statements.
700 * cygheap.cc (cygheap_fixup_in_child): Here.
701 * debug.cc (delete_handle): Here.
702 * sigproc.cc (child_info_spawn::cleanup): Here.
703 * spawn.cc (child_info_spawn::worker): Here.
705 2011-11-13 Christopher Faylor <me.cygwin2011@cgf.cx>
707 Throughout, change "sig %d" in strace output to "signal %d" for
709 * assert.cc (__assert_func): Output assertion string to strace too.
710 * fork.cc (frok::parent): Report ASAP on forked pid in debugging output.
711 * pinfo.cc (pinfo::_pinfo_release): Define new function.
712 (pinfo::init): Use _pinfo_release() rather than release() to release
714 (pinfo::wait): Shorten name of process waiting thread for more concise
716 (pinfo::release): Use pinfo_release to release shared memory part of
718 * pinfo.h (pinfo::__pinfo_release): Declare.
720 2011-11-10 Christopher Faylor <me.cygwin2011@cgf.cx>
722 Throughout use "have_execed" macro rather than "hExeced" global handle.
723 Throughout rename _PROC_* to _CH_*.
724 * child_info.h: Include "pinfo.h".
725 (child_info_types): Rename _PROC_* -> _CH_* to avoid confusion with
726 similarly named constants.
727 (_PROC_*): Delete unneeded aliases.
729 (CURR_CHILD_INFO_MAGIC): Ditto.
730 (cchildren): Define using "pinfo_minimal".
731 (child_info::set_saw_ctrl_c): Move to
732 (child_info_spawn::set_saw_ctrl_c): Here.
733 (child_info_spawn::lock): New field.
734 (child_info_spawn::hExeced): Ditto.
735 (child_info_spawn::ev): Ditto.
736 (child_info_spawn::~child_info_spawn): Move to sigproc.cc.
737 (child_info_spawn::child_info_spawn): Ditto.
738 (child_info_spawn::cleanup): Declare new function.
739 (child_info_spawn::set_saw_ctrl_c): Move to this class. Set flag only
740 when execed and return true when we have set the flag.
741 (child_info_spawn::child_info_spawn::signal_myself_exited): New function.
742 (child_info_spawn::wait_for_myself): Ditto.
743 (child_info_spawn::has_execed_cygwin): Ditto.
744 (child_info_spawn::has_execed): Ditto. Replaces "hExeced" test.
745 (child_info_spawn::operator HANDLE&): New operator.
746 (child_info_spawn::worker): Define old "spawn_guts" as class member.
748 (have_execed): Define.
749 (have_execed_cygwin): Ditto.
750 * cygheap.h: Update comment.
751 * dcrt0.cc (get_cygwin_startup_info): Use _CH_* enums.
752 (child_info_spawn::handle_spawn): Ditto.
754 (multiple_cygwin_problem): Ditto.
755 * exceptions.cc (chExeced): Delete obsolete declaration.
756 (ctrl_c_handler): Reference set_saw_ctrl_c via new ch_spawn global.
757 * globals.cc (hExeced): Delete.
758 * pinfo.cc (pinfo::thisproc): Refer to cygheap as ::cygheap for
759 consistency in handle naming when -DDEBUGGING.
760 (pinfo::init): Accommodate case where myself.h is known but h0 is
762 (pinfo::pinfo): New constructor for setting up a pinfo passed in by
764 (pinfo::proc_waiter): Don't handle subprocess if we're in the process
765 of exiting due to an exec of a cygwin process. Don't close
766 rd_proc_pipe here. Close it when we actually are finished with the
767 process. Use new ch_spawn.signal_myself_exited function to let exec
768 stub know that subprocess has exited.
769 (pinfo::wait): Clarify debugging output.
770 (pinfo::release): Use "close_h" to close all handles to avoid races.
771 (winpids::add): Assume that elements of the array do not need to be
772 zeroed and are properly initialized or suffer problems on
773 pinfo::release. Don't close hProcess since release does that now.
774 * pinfo.h: Update comment.
775 (pinfo_minimal): Move some elements from pinfo here so that
776 child_info_spawn can use them.
777 (pinfo): Inherit from pinfo_minimal.
778 (pinfo::pinfo): Modify to accommodate new pinfo_minimal.
779 (pinfo::allow_remove): New function.
780 * sigproc.cc (proc_subproc): Use boolean values for true/false.
781 Implement PROC_EXEC_CLEANUP.
782 (proc_terminate): Set ppid = 1 since the procs list will only be
783 iterated when the process has not execed. Don't do any cleanup here
784 since it is now handled in pinfo::release.
785 (sigproc_init): Initialize sync_proc_subproc earlier.
786 (child_info::child_info): Assume that all important fields are properly
787 initialized and avoid memset().
788 (child_info_spawn::child_info_spawn): Specifically test for execing and
789 then set up appropriate fields in the struct.
790 (child_info_spawn::cleanup): Define new function.
791 (child_info_spawn::record_children): Specifically test for being execed
792 here. Fill in pinfo_minimal part of children array.
793 (child_info_spawn::reattach_children): Use constructor to duplicate
794 information for previous exec'or. Add more debugging output.
795 (remove_proc): Force deletion of thread when exiting due to exec. Rely
796 on pinfo::cleanup in release.
797 * sigproc.h (PROC_EXEC_CLEANUP): New enum.
798 (PROC_DETACHED_CHILD): Delete.
799 * spawn.cc (chExeced): Delete.
800 (child_info_spawn::worker): Rename from spawn_guts. Use elements of
801 child_info_spawn throughout rather than ch.whatever. Use ::cygheap to
802 refer to global rather than element of child_info. Use
803 wait_for_myself() rather than waitpid(). Call
804 child_info_spawn::cleanup on function return.
805 (spawnve): Reflect movement of spawn_guts functionality into
806 child_info_spawn::worker.
807 * syscalls.cc (popen): Ditto.
808 * winsup.h (spawn_guts): Delete declaration.
810 2011-11-08 Corinna Vinschen <corinna@vinschen.de>
812 * posix.sgml (std-gnu): Add ptsname_r.
814 2011-11-08 Christopher Faylor <me.cygwin2011@cgf.cx>
816 * fhandler.h (__ptsname): New macro.
817 * dtable.cc (decode_tty): Use __ptsname to generate the slave pty name.
818 * fhandler_tty.cc (fhandler_pty_master::ptsname_r): Ditto.
819 * bsdlib.cc: Add needed includes for openpty() changes.
820 (openpty): Use __ptsname to generate the slave pty name. Close slave
821 fd when aslave == NULL.
823 2011-11-08 Christopher Faylor <me.cygwin2011@cgf.cx>
825 * include/cygwin/stdlib.h: Update copyright.
827 2011-11-07 Christopher Faylor <me.cygwin2011@cgf.cx>
829 * cygwin.din (ptsname_r): Export.
830 * fhandler.cc (fhandler_base::ptsname_r): Define.
831 * fhandler.h (fhandler_base::ptsname): Delete.
832 (fhandler_base::ptsname_r): Declare.
833 (fhandler_pty_master::ptsname_r): Declare.
834 * fhandler_tty.cc (fhandler_pty_master::ptsname): Delete.
835 (fhandler_pty_master::ptsname_r): New reentrant function derived from
837 * syscalls.cc (ptsname_r): Implement new function with functionality
839 (ptsname): Use ptsname_r () to fill out buf.
840 * include/cygwin/stdlib.h (ptsname_r): Declare.
841 * include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR to 255 to
842 reflect export of ptsname_r.
844 * pinfo.cc (pinfo::wait): Return bool rather than int.
845 * pinfo.h (info::wait): Ditto.
846 (pinfo::reattach): Define !defined(_SIGPROC_H) case for consistency.
847 * sigproc.cc (child_info_spawn::reattach_children): Use correct
848 dwProcessId rather than pid when duplicating handle.
850 2011-11-07 Corinna Vinschen <corinna@vinschen.de>
852 * fhandler.cc (CHUNK_SIZE): Drop NO_COPY.
854 2011-11-07 Corinna Vinschen <corinna@vinschen.de>
856 * syscalls.cc (check_dir_not_empty): Check surplus directory entries
857 by calling NtQueryAttributesFile. Make STATUS_DIRECTORY_NOT_EMPTY
858 return value dependent on its status code. Add long comment to explain.
859 (unlink_nt): Add comment to explain flaw in checking the sharing mode.
860 Set status to STATUS_SUCCESS instead of 0. Add a retry loop to setting
861 the delete disposition and trying to move a directory to bin to
862 workaround rare cases of lingering, already deleted subdirectory
863 entries. Add long comment to explain.
864 (rename): Set status to STATUS_SUCCESS instead of 0.
866 2011-11-05 Christopher Faylor <me.cygwin2011@cgf.cx>
868 * pinfo.cc (status_exit): Recognize STATUS_ILLEGAL_INSTRUCTION.
869 (child_info::proc_retry): Ditto.
871 2011-11-05 Christopher Faylor <me.cygwin2011@cgf.cx>
873 * pinfo.cc (status_exit): Return complete error code. Handle
874 STATUS_ACCESS_VIOLATION correctly.
875 (pinfo::set_exit_code): Set self->exitcode directly from status_exit.
877 2011-11-04 Christopher Faylor <me.cygwin2011@cgf.cx>
879 * pinfo.h (pinfo::reattach): Only set destroy to false when
880 proc_subproc succeeds. Return true for success.
881 * sigproc.cc (child_info_spawn::reattach_children): Try harder to clean
882 up on error by detecting reattach failures too.
884 2011-11-04 Christopher Faylor <me.cygwin2011@cgf.cx>
886 * sigproc.cc (child_info_spawn::reattach_children): Clean up handle
887 when can't open parent process or suffer handle leak.
889 2011-11-03 Christopher Faylor <me.cygwin2011@cgf.cx>
891 * sigproc.cc (child_info::sync): Report on exit code in strace output.
892 (child_info::proc_retry): Don't consider STATUS_ACCESS_VIOLATION as a
895 2011-11-03 Christopher Faylor <me.cygwin2011@cgf.cx>
897 * sigproc.cc (child_info_spawn::reattach_children): Avoid issuing an
898 error when we can't duplicate from "parent" since it is probably ok if
899 children of the previous owner of the pid disappear.
901 2011-11-03 Corinna Vinschen <corinna@vinschen.de>
903 * fhandler.cc (off_current): Define local in fhandler_base::raw_write.
904 Drop erroneous NO_COPY, add _RDATA to make R/O.
906 * globals.cc (_RDATA): Move definition from here...
907 * winsup.h: ...to here.
909 2011-10-30 Christopher Faylor <me.cygwin2011@cgf.cx>
911 * fhandler.h (fhandler_pipe::create_selectable): Remove optional
912 argument, take an options argument for CreateNamedPipe/CreateFile.
913 Change handle arguments to expect pointers.
914 (fhandler_fifo::fifo_state): Delete.
915 (fhandler_fifo::dummy_client): Ditto.
916 (fhandler_fifo::open_nonserver): Ditto.
917 (fhandler_fifo::wait_state): Ditto.
918 (fhandler_fifo::raw_write): Ditto.
919 (fhandler_fifo::read_ready): New field.
920 (fhandler_fifo::write_ready): Ditto.
921 (fhandler_fifo::wait): Modify argument.
922 (fhandler_fifo::fifo_name): Add a new argument.
923 (fhandler_fifo::fixup_after_fork): New function.
924 * fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Remove
925 initialization of expunged elements. Initialize new handles to NULL.
926 (fhandler_fifo::open_nonserver): Delete.
927 (fnevent): New macro for creating a named event.
928 (fnpipe): New macro for creating a unique named pipe name.
929 (create_pipe): New macro for simplification of named pipe creation.
930 (fhandler_fifo::fifo_name): Use new argument when creating a shared
932 (fhandler_fifo::open): Rewrite. Use events to synchronize.
933 (fhandler_fifo::wait): Rewrite to wait for new fifo events which are
934 supplied as a parameter.
935 (fhandler_fifo::raw_read): Rewrite to use handle mechanism to detect
936 client-side disconnect.
937 (fhandler_fifo::raw_write): Delete.
938 (fhandler_fifo::close): Remove accommodations for expunged fields.
940 (fhandler_fifo::dup): Remove accommodations for expunged fields.
941 Duplicate event handles.
942 (fhandler_fifo::fixup_after_fork): New function. Perform fixups on
944 (fhandler_fifo::set_close_on_exec): Remove accommodations for expunged
945 fields. Set inheritance for new handle fields.
946 * miscfuncs.cc (CreatePipeOverlapped): Accommodate changes in
947 fhandler_pipe::create_selectable.
948 * tty.cc (tty::not_allocated): Ditto.
949 * pipe.cc (fhandler_pipe::create): Ditto.
950 (fhandler_pipe::create_selectable): Accept an extra open_mode argument.
951 Pass arguments by reference and allow opening one end of the pipe at a
954 * sys/strace.h (debug_only_printf): Define new macro which calls
955 debug_printf only when DEBUGGING is defined.
957 2011-10-28 Christopher Faylor <me.cygwin2011@cgf.cx>
959 * exceptions.cc (sigpacket::process): Avoid a potential deadlock when
960 exiting due to a signal.
962 2011-10-28 Corinna Vinschen <corinna@vinschen.de>
964 * cygwin.din (getgrouplist): Export.
965 * grp.cc (get_groups): New static function to run the core functionality
966 of initgroups and getgrouplist.
967 (initgroups32): Call get_groups and just create supplementary group
968 list in cygheap. Rename name of first argument to "user". Add an
969 assertion to test for a NULL user name.
970 (initgroups): Rename name of first argument to "user".
971 (getgrouplist): New function.
972 * posix.sgml (std-bsd): Add getgrouplist.
973 * include/cygwin/grp.h (getgrouplist): Declare.
974 * include/cygwin/version.h: Bump API minor number.
976 2011-10-25 Christopher Faylor <me.cygwin2011@cgf.cx>
978 * child_info.h (cchildren): New struct.
979 (child_info_spawn::nchildren): Rename from nprocs.
980 (child_info_spawn::children): Change type to cchildren for more
981 bookkeeping possibilities.
982 (child_info_spawn::child_info_spawn): Clear nchildren.
983 (child_info_spawn::record_children): Declare new function.
984 (child_info_spawn::reattach_children): Ditto.
985 * dcrt0.cc (child_info_spawn::handle_spawn): Call reattach_children to
986 gather list of processes we are potentially waiting for.
987 * pinfo.h (pinfo::pinfo): Make sure that rd_proc_pipe is always cleared.
988 (pinfo::reattach): New function.
989 * sigproc.cc: Move pinfo.h earlier so that it can be used in sigproc.h.
990 (get_proc_lock): Don't bother with a lock during DLL initialization.
991 (proc_subproc): Handle PROC_REATTACH_CHILD.
992 (proc_terminate): Orphan children only when we are not an execed
993 process or when the pid is about to be occupied by a non-cygwin
995 (child_info_spawn::record_children): Define new function.
996 (child_info_spawn::reattach_children): Ditto.
997 * sigproc.h (procstuff): Define PROC_REATTACH_CHILD and renumber other
999 * spawn.cc (spawn_guts): Record any to-be-waited-for subprocesses if
1000 about to exec a cygwin process.
1002 * sigproc.cc (sig_send): Fix harmless transposition of fifth and six
1003 arguments to DuplicateHandle().
1004 (child_info::child_info): Ditto.
1006 * globals.cc (hExeced): Make NO_COPY.
1008 2011-10-25 Corinna Vinschen <corinna@vinschen.de>
1010 * hookapi.cc (hook_or_detect_cygwin): Take additional handle
1011 to a file mapping as parameter. If this handle is not NULL,
1012 create another file mapping for the IAT.
1013 * spawn.cc (av::fixup): Only map the first 64K of an image and
1014 keep the mapping handle to use as argument to hook_or_detect_cygwin.
1015 * winsup.h (hook_or_detect_cygwin): Add mapping handle as default
1016 parameter in declaration.
1018 2011-10-24 Corinna Vinschen <corinna@vinschen.de>
1020 * syscalls.cc (unlink_nt): Fix a bug which overwrites the NT status
1021 value in case setting the delete disposition returns with
1022 STATUS_DIRECTORY_NOT_EMPTY.
1024 2011-10-24 Corinna Vinschen <corinna@vinschen.de>
1026 * shared.cc (open_shared): Fix memory reservation of essential shared
1027 memory regions. Drop delta computations since delta is always 0 in
1028 non-relocated case. Add a comment.
1030 2011-10-23 Christopher Faylor <me.cygwin2011@cgf.cx>
1032 * fhandler_tty.cc (fhandler_pty_slave::read): Use consistent way for
1033 testing ReadFile return.
1034 * pipe.cc (fhandler_pipe::create_selectable): Open the write side of
1035 the pipe in message-mode to force writing as "chunks". Explain why.
1037 2011-10-23 Christopher Faylor <me.cygwin2011@cgf.cx>
1039 * path.cc (path_conv::get_nt_native_path): Avoid dereferencing path
1042 2011-10-21 Christopher Faylor <me.cygwin2011@cgf.cx>
1044 * dtable.cc (dtable::delete_archetype): Improve debugging output.
1045 (dtable::init_std_file_from_handle): Close console handle early, before
1046 initialization. Build up openflags for passing to open_setup, just to
1048 (last_tty_dev): New variable.
1049 (fh_last_tty_dev): New macro.
1050 (fh_alloc): Try again to keep track of previously opened tty, this time
1051 by just saving the device and using that to potentially open an
1052 archetype. Avoid setting the "/dev/tty" name if the creation of the
1054 (build_fh_pc): Remove unused second argument. Reorganize how and where
1055 the name is set. Set last_tty_dev as appropriate. Avoid a NULL
1056 dereference in a debug printf.
1057 * dtable.h (build_fh_pc): Reflect removal of second parameter.
1058 * fhandler.cc (fhandler_base::reset): Use new '<<' operator to copy pc
1059 since it preserves any potentially previously set name.
1060 (fhandler_base::set_name): Ditto.
1061 * fhandler.h (fhandler_*::clone): Throughout use ccalloc to allocate
1062 new fhandler, primarily to make sure that pc field is properly zeroed.
1063 (fhandler_termios::last): Eliminate.
1064 (fhandler_termios): Remove setting of last.
1065 (fhandler_base::~fhandler_termios): Ditto.
1066 * fhandler_console.cc (fhandler_console::open): Don't make decisions
1067 about opening close-on-exec handles here since it makes no sense for
1069 (fhandler_console::init): Assume that input handle has already been
1071 * fhandler_termios.cc (fhandler_termios::last): Delete.
1072 * path.h (path_conv::eq_worker): New function. Move bulk of operator =
1074 (operator <<): New function.
1075 (operator =): Use eq_worker to perform old functionality.
1077 * child_info.h (NPROCS): Move here from sigproc.cc.
1078 (child_info::nprocs): New field. Not used yet.
1079 (child_info::children):: Ditto.
1081 2011-10-21 Corinna Vinschen <corinna@vinschen.de>
1083 * fhandler_disk_file.cc (fhandler_disk_file::rmdir): Check invalid
1084 success only on Samba shares.
1085 * mount.cc (fs_info::update): Drop has_buggy_basic_info flag for
1087 * syscalls.cc (unlink_nt): Fix typo in comment.
1089 2011-10-21 Corinna Vinschen <corinna@vinschen.de>
1091 * globals.cc (ro_u_ncfsd): New R/O unicode string.
1092 * mount.cc (fs_info::update): Check for "NcFsd" FS. Set flags and
1093 change comments accordingly.
1094 (fs_names): Add entry for NcFsd FS.
1095 * mount.h (enum fs_info_type): Add ncfsd.
1096 (class fs_info): Add ncfsd flag and accessor methods.
1097 * path.h (class path_conv): Add fs_is_ncfsd method.
1098 * syscalls.cc (unlink_nt): Experimentally try delete-on-close on NcFsd
1099 in STATUS_CANNOT_DELETE case.
1101 2011-10-20 Christopher Faylor <me.cygwin2011@cgf.cx>
1103 * fhandler.h (fhandler*::copyto): Free path_conv strings first.
1104 * path.h (cfree_and_null): Rename and expand from cfree_maybe.
1105 (path_conv &operator =): Call free_strings rather than freeing strings
1108 2011-10-20 Christopher Faylor <me.cygwin2011@cgf.cx>
1110 Throughout change TTY_* to PTY_*, tty_* to pty_*, and ttym_* to ptmx_*.
1111 * devices.cc: Regenerate.
1112 * dtable.cc: (fh_alloc): Preserve /dev/tty name when that's what we
1114 (build_fh_pc): Preserve any existing name.
1115 * fhandler.cc (fhandler_base::open_with_arch): Ditto.
1116 * fhandler_tty.cc (fhandler_pty_master::fhandler_pty_master): Force the
1117 name to /dev/ptmx while preserving other pty master device information.
1118 * path.h (cfree_maybe): New macro.
1119 (path_conv::operator =): Free any allocated strings in target.
1120 (path_conv::free_strings): Delete unused function.
1122 * sigproc.cc (proc_terminate): Remove previous accommodation for execed
1123 processes since it didn't have the desired effect. Change comment to a
1126 * spawn.cc (chExeced): Mark NO_COPY.
1127 (exe_suffixes): Ditto.
1129 2011-10-20 Corinna Vinschen <corinna@vinschen.de>
1131 * syscalls.cc (try_to_bin): Improve debug output.
1132 (check_dir_not_empty): Take additional path_conv argument. Improve
1133 debug output. Change syscall_printf to debug_printf.
1134 (unlink_nt): Improve debug output. Change syscall_printf to
1136 (unlink): Change syscall_printf to debug_printf.
1138 * cygthread.h: Fix copyright dates.
1140 2011-10-18 Corinna Vinschen <corinna@vinschen.de>
1142 * path.cc: Extend two comments. Mention the name RtlpCurDirRef
1145 2011-10-17 Christopher Faylor <me.cygwin2011@cgf.cx>
1147 * dcrt0.cc (dll_crt0_1): Copy argv before passing to main().
1149 2011-10-17 Christopher Faylor <me.cygwin2011@cgf.cx>
1151 * sigproc.cc (proc_terminate): Avoid setting ppid to 1 if we're execing.
1153 2011-10-15 Christopher Faylor <me.cygwin2011@cgf.cx>
1155 * cygerrno.h (__set_errno): Modify debugging output to make searching
1158 Throughout, change /dev/tty* to /dev/pty*.
1159 Throughout, add flags argument to fhandler_*::dup methods.
1160 * devices.in: Rename (temporarily?) /dev/ttyN to /dev/ptyN. Add
1161 /dev/ptymN devices for pty masters.
1162 * devices.cc: Regenerate.
1163 * devices.h (MAX_CONSOLES): Set to max number supported by devices.in.
1164 (fh_devices::FH_PTMX): Rename from FH_PTYM.
1165 (device::operator int): Return by reference.
1166 * dtable.cc (fh_alloc): Take pc as an argument rather than just the
1167 device. This makes debugging easier since more information is
1168 available. Actually implement handling for already-allocated pty
1169 master devices. Make different decisions when generating fhandler for
1170 not-opened devices. Add kludge to deal with opening /dev/tty.
1171 (cnew_no_ctor): New macro.
1172 (build_fh_pc): Make debugging output more verbose. Use new clone()
1173 fhandler interface to duplicate archetypes. Reset last term opened.
1174 (dtable::dup_worker): Use Use new clone() fhandler interface to
1175 duplicate archetypes. Pass flags to child dup handler.
1176 (dtable::dup3): Set O_NOCTTY flag if newfd is not stdin/stdout/stderr.
1177 * fhandler.cc (fhandler_base::reset): Rename from operator =() and
1178 reduce functionality and sense of copy direction.
1179 (fhandler_base::open_with_arch): Use published interface to query
1180 io_handle(). Use new copyto() fhandler method to copy from/to found
1182 * fhandler.h: Throughout, delete size(), add copyout, clone, and
1183 fhandler_* (void *) methods.
1184 (fhandler_base::reset): Rename from operator =().
1185 (fhandler_termios::is_dev_tty): Delete.
1186 (fhandler_termios): change "protected" region to "private".
1187 (fhandler_termios::is_dev_tty): Delete.
1188 (fhandler_termios): Rearrange protected/public.
1189 (fhandler_termios::fhandler_termios): Remember last fhandler_termios
1191 (fhandler_termios::~fhandler_termios): Forget last fhandler_termios
1193 (ioctl): Rename from ioctl_termios. Take a void * argument. Reflect
1194 argument change in pinfo::set_ctty.
1195 (fhandler_console::dup): Declare new function. Set ctty here if
1197 (fhandler_pty_master::from_master): Privatize.
1198 (fhandler_pty_master::to_master): Ditto.
1199 (fhandler_pty_master::dwProcessId): Ditto.
1200 (fhandler_pty_master::fhandler_pty_master): Add an `int' argument.
1201 (fhandler_pty_master::open_setup): Declare new function.
1202 (fhandler_pty_master::~fhandler_pty_master): Declare new method.
1203 (fhandler_nodevice): Remove commented out function declaration.
1204 * fhandler_console.cc: Use get_ttyp() instead of tc() throughout.
1205 (fhandler_console::dup): Define new function to set controlling ctty on
1206 dup, as appropriate.
1207 (fhandler_console::ioctl): Reflect ioctl_termios name change.
1208 (fhandler_console::setup): Rename from get_tty_stuff.
1209 (fhandler_console::open_setup): Reflect argument change in
1211 (fhandler_console::fhandler_console): Set _tc here.
1212 * fhandler_termios.cc (handler_termios::ioctl): Rename. Take a void *
1213 arg like other ioctl functions.
1214 * fhandler_tty.cc (fhandler_pty_slave::dup): Call myself->set_ctty to
1215 potentially reset the controlling terminal.
1216 (fhandler_pty_slave::ioctl): Reflect name/arg change for ioctl_termios.
1217 (fhandler_pty_slave::fhandler_pty_slave): Take a "unit" argument. Call
1218 setup() here so that we will know the unit number of this fhandler as
1219 soon as possible. Set the unit as appropriate.
1220 (handler_pty_master::open): Move most stuff to constructor and
1222 (handler_pty_slave::open_setup): Reflect argument change in
1224 (handler_pty_master::open_setup): Define new function.
1225 (fhandler_pty_master::cleanup): Clear handles as a flag that the
1226 destructor does not have to do "close" operations.
1227 (fhandler_pty_master::close): Ditto.
1228 (fhandler_pty_master::~fhandler_pty_master): Define new method.
1229 (fhandler_pty_master::ioctl): Reflect name/arg change for
1231 (fhandler_pty_master::setup): Allocate tty here. Rely on handles being
1232 returned from allocated test rather than opening them here. Avoid
1233 setting _need_nl here since it is already zeroed in the constructor.
1234 Set up device information with DEV_TTYM_MAJOR.
1235 * path.h (path_conv &operator =): Take a const argument.
1236 (path_conv::dup): Ditto.
1237 (pathconv_arg::PC_OPEN): New enum.
1238 (pathconv_arg::PC_CTTY): Ditto.
1239 (path_types::PATH_CTTY): Ditto.
1240 (path_types::PATH_OPEN): Ditto.
1241 (path_conv::isopen): New method.
1242 (path_conv::isctty_capable): Ditto.
1243 * path.cc (path_conv::check): Set PATH_OPEN and PATH_CTTY as
1245 * pipe.cc (fhandler_pipe::open): Use copyto to copy pipe handle.
1246 * syscall.cc (open): Reinstate fd > 2 check to disallow resetting ctty
1247 on non-std* handles.
1248 * tty.cc (tty_list::allocate): Pass out handles for allocated tty. use
1249 `not_allocated' to find unallocated ttys. Avoid keeping the lock since
1250 the allocation of the tty should be sufficient to prevent multiple
1252 (tty::not_allocated): Clarify comment. Rename. Return handles when an
1253 unused tty is found. Simply test for existing tty.
1254 (tty::exists): Rewrite to use `not_allocated'.
1255 * tty.h (NTTYS): Reset down to actual number supported by devices.in.
1256 (tty::not_allocated): Declare new function.
1257 (tty_list::allocate): Pass out read/write tty handles. Zero them when
1259 * fhandler_proc.cc: Reflect name change from FH_PTYM -> FH_PTMX.
1260 * pinfo.h (pinfo::set_ctty): Reduce/reorder arguments passed in.
1261 * pinfo.cc (pinfo::set_ctty): Ditto. Just use tc() built into the
1262 passed-in fhandler_termios pointer. Return true if ctty is assigned.
1263 * syscalls.cc (open): Call build_fh_pc with PC_OPEN flag. Set PC_CTTY
1265 (stat_worker): Remove is_dev_tty () stuff.
1267 2011-10-15 Corinna Vinschen <corinna@vinschen.de>
1269 * fhandler_process.cc (dos_drive_mappings::fixup_if_match): Convert
1270 native NT network paths into DOS UNC paths.
1272 2011-10-15 Corinna Vinschen <corinna@vinschen.de>
1274 * sec_auth.cc (get_token_group_sidlist): Add CONSOLE LOGON SID on
1275 systems supporting it. Never add SERVICE SID but keep code in for
1276 future reference. Explain why.
1277 (get_priv_list): Add cygpsid pointer parameter. Point it to the
1278 mandatory integrity SID which matches account and privileges.
1279 (create_token): Fetch mandatory integrity SID from call to
1281 (lsaauth): Call get_priv_list with additional NULL pointer. Change
1282 comment accordingly.
1283 * sec_helper.cc (well_known_console_logon_sid): New static SID.
1284 (cygpriv): Change to structure containing extra flag to store info
1285 about required integrity level.
1286 (privilege_luid): Accommodate changes to cygpriv. Return integrity
1287 level in new high_integrity parameter.
1288 (privilege_name): Accommodate changes to cygpriv.
1289 (set_privilege): Drop trailing \n from debug output.
1290 (set_cygwin_privileges): Don't set SE_CREATE_GLOBAL_PRIVILEGE anymore
1291 since it's just not needed, but keep code in for future reference.
1292 Change comment accordingly.
1293 * security.h (well_known_console_logon_sid): Declare.
1294 (privilege_luid): Align declaration to above change.
1295 * wincap.h (wincaps::has_console_logon_sid): New element.
1296 * wincap.cc: Implement above element throughout.
1298 2011-10-13 Corinna Vinschen <corinna@vinschen.de>
1300 * path.cc (find_fast_cwd_pointer): Allow 'push crit-sect-addr' instead
1301 of 'mov edi, crit-sect-addr; push edi' and set rcall accordingly.
1303 2011-10-13 Corinna Vinschen <corinna@vinschen.de>
1305 * path.cc (copy_cwd_str): Move up in file to be accessible from
1306 class fcwd_access_t.
1307 (class fcwd_access_t): New class to consolidate and hide the details
1308 of the various FAST_CWD implementations. Add implementation for
1309 Windows 8 Developer Preview.
1310 (fast_cwd_version): Make static private member of fcwd_access_t.
1311 (fast_cwd_ptr): Change base type to fcwd_access_t.
1312 (find_fast_cwd_pointer): Return fcwd_access_t**.
1313 (find_fast_cwd): Ditto. Rip out all FAST_CWD implementations and use
1314 fcwd_access_t methods instead.
1315 (cwdstuff::override_win32_cwd): Ditto.
1317 2011-10-12 Corinna Vinschen <corinna@vinschen.de>
1319 * fhandler_console.cc (fhandler_console::cursor_set): Disable forcing
1320 y to the current winBottom position. Explain why.
1322 2011-10-11 Christopher Faylor <me.cygwin2011@cgf.cx>
1324 * cygwin.din: Remove some _tc* exports. Add tcgetsid().
1325 * dtable.cc (fh_alloc): Revert ill-advised setting of major/minor. Use
1326 new is_dev_tty to remember that this device was opened as /dev/tty.
1327 * fhandler.cc (fhandler_base::fstat): Remove leftover debugging
1329 (fhandler_base::tcgetsid): New function.
1330 * fhandler.h ((fhandler_base::tcgetsid): Declare new function.
1331 (fhandler_base::is_dev_tty): Ditto.
1332 (fhandler_termios): Rearrange protected/public.
1333 (fhandler_termios::fhandler_termios): Remember last fhandler_termios
1335 (fhandler_termios::~fhandler_termios): Forget last fhandler_termios
1337 (fhandler_termios::opened_as_dev_tty): Declare new field.
1338 (fhandler_termios::is_dev_tty): Declare new function.
1339 (fhandler_termios::tcgetsid): Ditto.
1340 (fhandler_pty_common::use_archetype): Move here from subclass.
1341 (fhandler_pty_slave::use_archetype): Move up.
1342 (fhandler_pty_master::use_archetype): Ditto.
1343 * fhandler_console.cc (fhandler_console::ioctl): Rename second argument
1344 from `buf' to `arg' for consistency. Call ioctl_termios for common
1345 fhandler_termios ioctl handling.
1346 * fhandler_tty.cc (fhandler_pty_slave::ioctl): Call ioctl_termios for
1347 common fhandler_termios ioctl handling.
1348 (fhandler_pty_master::ioctl): Ditto.
1349 * fhandler_termios.cc (fhandler_termios::tcgetsid): Implement new
1351 (fhandler_termios::ioctl_termios): Ditto. Implements TIOCSCTTY
1353 * syscalls.cc (stat_worker): Set /dev/tty device info when appropriate.
1354 * termios.cc (tcgetpgrp): Avoid extraneous "isatty" check.
1355 (tcgetsid): Implement new function.
1356 * include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR to 253.
1357 * include/sys/termios.h (TIOCSCTTY): Define.
1359 2011-10-11 Christopher Faylor <me.cygwin2011@cgf.cx>
1361 * dtable.cc (fh_alloc): Don't parse /dev/tty if ctty is < 0. Reset
1362 major/minor from the specific tty to those for /dev/tty.
1364 2011-10-10 Christopher Faylor <me.cygwin2011@cgf.cx>
1366 * syscalls.cc (open): Add temporary kludge to avoid assigning the
1367 controlling tty on open unless the open is for stdin/stdout/stderr.
1368 * tty.cc (tty_list::connect): Set ENXIO when can't find a tty.
1370 2011-10-10 Corinna Vinschen <corinna@vinschen.de>
1372 * fhandler.h (fhandler_process::closedir): Declare.
1373 * fhandler_process.cc (fhandler_process::closedir): New function to
1374 avoid a SEGV in fhandler_proc::closedir.
1376 2011-10-10 Christopher Faylor <me.cygwin2011@cgf.cx>
1378 * fhandler_tty.cc (fhandler_pty_slave::open): Clarify debugging output.
1379 (fhandler_pty_slave::open): Change ENOENT to ENXIO when can't open a
1382 2011-10-07 Corinna Vinschen <corinna@vinschen.de>
1383 Christopher Faylor <me.cygwin2011@cgf.cx>
1385 * fhandler.h (fhandler_console::tc_getpgid): New function.
1386 * spawn.cc (spawn_guts): Add logic to put pure-windows processes "in
1387 the background" when they are started that way.
1389 2011-10-07 Corinna Vinschen <corinna@vinschen.de>
1391 * include/sys/cygwin.h (cygwin_getinfo_types): Define values
1392 additionally as preprocessor symbols.
1394 2011-10-06 Corinna Vinschen <corinna@vinschen.de>
1396 * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Send __SIGSETPGRP
1397 pseudo signal to process group instead of just calling
1398 init_console_handler.
1399 * sigproc.cc (wait_sig): Call init_console_handler here on __SIGSETPGRP
1401 * sigproc.h (__SIGSETPGRP): Define.
1403 2011-10-06 Christian Franke <franke@computer.org>
1405 * include/cygwin/wait.h: Use new __wait_status_to_int()
1406 macro to access status value in W*() status checks.
1407 Fix status description.
1408 * include/sys/wait.h: Allow `int' and `union wait' as
1409 wait status parameter. Change __wait_status_to_int()
1410 macro and wait () prototypes accordingly. Add inline
1411 functions for C++. Remove extra `;'.
1413 2011-10-05 Corinna Vinschen <corinna@vinschen.de>
1415 * external.cc (create_winenv): Rename from sync_winenv. Take
1416 environment pointer as parameter and return pointer to corresponding
1417 win32 environment block if != NULL. Otherwise just sync as before.
1418 (cygwin_internal): Add CW_CVT_ENV_TO_WINENV case.
1419 * include/cygwin/version.h: Bump API minor number.
1420 * include/sys/cygwin.h (cygwin_getinfo_types): Add CW_CVT_ENV_TO_WINENV.
1422 2011-10-04 Corinna Vinschen <corinna@vinschen.de>
1424 * net.cc (socketpair): Bind first socket to loopback only as well.
1426 2011-09-21 Christopher Faylor <me.cygwin2011@cgf.cx>
1428 * tty.cc (grantpt): Check for valid fd.
1431 2011-09-02 Corinna Vinschen <corinna@vinschen.de>
1433 * net.cc (cygwin_getsockopt): Drop erroneous double conversion of error
1434 code returned by SOL_SOCKET/SO_ERROR. Fix error handling.
1436 2011-09-01 Corinna Vinschen <corinna@vinschen.de>
1438 * lc_msg.h: Regenerate.
1440 2011-09-01 Corinna Vinschen <corinna@vinschen.de>
1442 * dlfcn.cc (gfpod_helper): Helper function to search DLL using
1443 a given DLL name. Change default search path to allow /usr/bin.
1444 (get_full_path_of_dll): Find DLLs even if the caller used a ".so"
1445 suffix or a "lib" prefix for the DLL.
1447 2011-08-31 Corinna Vinschen <corinna@vinschen.de>
1449 * flock.cc (inode_t::unlock_and_remove_if_unused): Rename from
1452 2011-08-29 Corinna Vinschen <corinna@vinschen.de>
1454 * flock.cc (LOCK_OBJ_NAME_LEN): Change to accommodate extra lf_ver
1456 (class lockf_t): Add lf_ver field.
1457 (lockf_t::lockf_t): Initialize lf_ver to 0.
1458 (class inode_t): Change i_wait to i_cnt. Change comment to explain
1460 (inode_t:use): Rename from wait. Make private.
1461 (inode_t::unuse): Rename from unwait. Make private.
1462 (inode_t::inuse): Rename from waiting. Make private.
1463 (inode_t::notused): New public method to set use count to 0.
1464 (inode_t::unlock_and_remove): New method to unlock node and to delete
1465 it if it's unused in current process.
1466 (fhandler_base::del_my_locks): Drop global list lock. Drop variable
1467 no_locks_left. Simpify unlocking and removing node by just calling
1469 (fixup_lockf_after_exec): Call notused method for each node.
1470 (inode_t::get): Call use method. Lock node only if outside of list
1472 (inode_t::get_all_locks_list): Accommodate additional lf_ver field
1473 when creating lockf_t structure from object name.
1474 (lockf_t::create_lock_obj_attr): Accommodate additional lf_ver field
1475 when creating object name from lockf_t structure. Handle
1476 STATUS_OBJECT_NAME_COLLISION gracefully in F_POSIX case as well.
1477 Change comment accordingly. Increment lf_ver field rather than high
1478 byte of lf_wid field. Simplify comment.
1479 (fhandler_disk_file::lock): Always call unlock_and_remove rather than
1480 just UNLOCK on node.
1481 (lf_setlock): Move ret definition where it's used. Drop unneeded
1482 tests for obj being not NULL. Only check for deadlock condition if the
1483 lock we're trying to establish is a POSIX lock. Revamp object
1484 collecting and wait code to cover all cases. Don't return with EDEADLK
1485 if blocking process can't be opened for synchronization in F_POSIX case,
1486 rather just wait like in F_FLOCK case. Change system_printf to
1487 debug_printf in that case. Only run WaitForMultipleObjects with high
1488 priority. Close obj and process handles prior to locking node.
1490 2011-08-27 Corinna Vinschen <corinna@vinschen.de>
1492 * fhandler.cc (fhandler_base::open): Fix typo in comment.
1493 (fhandler_base::close): Move call to del_my_locks from here...
1494 * fhandler_disk_file.cc (fhandler_disk_file::open): ...to here.
1495 * flock.cc (struct lockfattr_t): New type.
1496 (lockf_t::close_lock_obj): New method, use throughout.
1497 (lockf_t::create_lock_obj_attr): New method.
1498 (lockf_t::create_lock_obj): Use create_lock_obj_attr method. Handle
1499 STATUS_OBJECT_NAME_COLLISION in F_FLOCK case gracefully. Add lengthy
1500 comments to explain why and how.
1501 (lockf_t::open_lock_obj): Use create_lock_obj_attr method.
1502 (lockf_t::del_lock_obj): Call NtSetEvent rather than SetEvent for
1504 (fhandler_disk_file::lock): Define n only where it's used. Call
1505 need_fork_fixup only if call was successful. Handle EINTR and
1506 ECANCELED return values from lf_setlock.
1507 (lf_setlock): Drop WAIT_UNLOCKED and WAIT_PROC_EXITED. Don't wait
1508 for event object handle count to become <= 1 in F_LOCK case.
1509 Simplify WFMO return value handling. Don't handle signal and cancel
1510 events here; just return with appropriate error code instead.
1511 (lf_getblock): Ignore locks for which the handle can't be opened.
1512 Use IsEventSignalled.
1513 * ntdll.h (STATUS_INVALID_INFO_CLASS): Undef if defined elsewhere to
1514 make sure the definition is casted to NTSTATUS.
1515 (STATUS_INVALID_HANDLE): Define and ditto.
1516 (STATUS_OBJECT_NAME_COLLISION): Define.
1517 (NtSetEvent): Declare.
1519 2011-08-25 Rafal Zwierz <rzwierz@googlemail.com>
1521 * cygthread.cc (cygthread::simplestub): Notify that the thread has
1522 detached also in freerange thread case.
1524 2011-08-25 Corinna Vinschen <corinna@vinschen.de>
1526 * fhandler.cc (fhandler_base::open): Never open files with
1527 FILE_OVERWITE/FILE_OVERWRITE_IF. Set file size to 0 explicitely if
1528 regular, existing file has been opened for writing with O_TRUNC flag
1531 2011-08-24 Corinna Vinschen <corinna@vinschen.de>
1533 * thread.cc (pthread::pthread): Drop setting parent_tls. Call
1534 sigprocmask to copy parent thread signal mask into new parent_sigmask
1536 (pthread::thread_init_wrapper): Copy _my_tls.sigmask from new
1537 parent_sigmask member.
1538 * thread.h (class pthread): Drop parent_tls. Add parent_sigmask.
1540 2011-08-24 Christopher Faylor <me.cygwin2011@cgf.cx>
1542 * thread.cc (pthread::exit): Create dummy tls structure to hold
1543 _main_tls contents if we've asked _main_tls to exit.
1545 2011-08-23 Corinna Vinschen <corinna@vinschen.de>
1547 * poll.cc (poll): Don't return prematurely if invalid fds have been
1548 encountered. Enforce timeout set to 0 in case of invalid fds. Take
1549 number of invalid fds into account when returning.
1551 2011-08-23 Corinna Vinschen <corinna@vinschen.de>
1553 * fhandler_socket.cc (fhandler_socket::send_internal): Fix setting
1554 nosignal flag. Convert ECONNABORTED on connection-oriented socket
1557 2011-08-21 Christopher Faylor <me.cygwin2011@cgf.cx>
1559 * dtable.cc (conv_start_chars): Remove unneeded section attribute.
1561 2011-08-20 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
1563 * include/paths.h (_PATH_MAILDIR): Define.
1564 (_PATH_SHELLS): Define.
1566 2011-08-20 Corinna Vinschen <corinna@vinschen.de>
1568 * fhandler_process.cc (format_process_maps): Define page protection
1569 shortcuts RO, X, and WC. Use in creating access flag string. Don't
1570 set type flag to 's' for copy-on-write pages, as on Linux.
1572 2011-08-19 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
1574 * devices.h (fh_devices): Define DEV_MISC_MAJOR, DEV_MEM_MAJOR,
1575 DEV_SOUND_MAJOR. Use throughout.
1576 * fhandler_proc.cc (proc_tab): Add /proc/devices and /proc/misc
1578 (format_proc_devices): New function.
1579 (format_proc_misc): New function.
1581 2011-08-19 Christopher Faylor <me.cygwin2011@cgf.cx>
1583 * dtable.cc: Mark some const variables as static.
1584 * environ.cc (conv_start_chars): Move to shared cygwin region and
1585 initialize at compile time.
1586 (match_first_char): New generic function for querying conv_start_chars.
1587 (posify_maybe): Rename from posify.
1588 (environ_init): Remove conv_envvars initialization. Don't check
1589 conv_start_chars, just allow posify_maybe to make the decision.
1590 * fhandler_console.cc (__vt100_conv): Fix formatting. Mark as const.
1592 2011-08-19 Corinna Vinschen <corinna@vinschen.de>
1594 * fhandler_console.cc (fhandler_console::read): Recognize backspace key
1595 using the device independent key code, rather than the device dependent
1598 2011-08-18 Christopher Faylor <me.cygwin2011@cgf.cx>
1600 * dcrt0.cc (dll_crt0_0): Remove unneeded __stdcall decoration.
1601 * init.cc: Reflect change to dll_crt0_0 in declaration.
1603 2011-08-18 Corinna Vinschen <corinna@vinschen.de>
1605 * dtable.cc (dtable::get_debugger_info): Add missing braces.
1606 (dtable::stdio_init): Fix incorrect negation of not_open(2) condition.
1608 2011-08-16 Pierre Humblet <Pierre.Humblet@ieee.org>
1610 * net.cc (gethostby_helper): Remove DEBUGGING code from and
1611 streamline the second pass.
1613 2011-08-16 Corinna Vinschen <corinna@vinschen.de>
1615 * dlfcn.cc (dlopen): Reimplement RTLD_NODELETE for Windows 2000 using
1616 internal datastructures. Explain the code.
1617 * ntdll.h (struct _LDR_DATA_TABLE_ENTRY): Define.
1618 (struct _PEB_LDR_DATA): Define.
1619 (struct _PEB): Change PVOID LoaderData to PPEB_LDR_DATA Ldr.
1621 * fhandler_process.cc (format_process_maps): Call NtQueryVirtualMemory
1622 with valid return length pointer. Explain why.
1624 2011-08-16 Corinna Vinschen <corinna@vinschen.de>
1626 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
1628 2011-08-16 Corinna Vinschen <corinna@vinschen.de>
1630 * autoload.cc (GetModuleHandleExW): Define.
1631 * dlfcn.cc: Throughout mark exported symbols as extern "C".
1632 (dlopen): Unignore flags argument. Define ret to NULL. Fix typo in
1633 comment. Support Glibc flags RTLD_NOLOAD and RTLD_NODELETE.
1634 * include/dlfcn.h: Clean up comments.
1635 (RTLD_NODELETE): Define.
1636 (RTLD_NOLOAD): Define.
1637 (RTLD_DEEPBIND): Define.
1639 2011-08-15 Corinna Vinschen <corinna@vinschen.de>
1641 * pipe.cc (pipe): Just call _pipe with O_BINARY mode. Move code to
1642 generate normalized pathnames from here...
1643 (_pipe): ...to here.
1645 2011-08-13 Corinna Vinschen <corinna@vinschen.de>
1647 * miscfuncs.cc (CreatePipeOverlapped): New function.
1648 (ReadPipeOverlapped): Ditto.
1649 (WritePipeOverlapped): Ditto.
1650 * miscfuncs.h: Declare new functions.
1651 * pinfo.cc (commune_process): Call WritePipeOverlapped instead of
1652 WriteFile. Set timeout to 1 sec.
1653 (_pinfo::commune_request): Call ReadPipeOverlapped instead of ReadFile.
1654 Set timeout to 0.5 secs.
1655 * sigproc.cc (sig_send): Create pipe using CreatePipeOverlapped.
1657 2011-08-12 Christopher Faylor <me.cygwin2011@cgf.cx>
1659 * miscfuncs.cc (create_pipe): Delete obsolete function.
1660 * miscfuncs.h (create_pipe): Delete define.
1662 * pipe.c (fhandler_pipe::create_selectable): Delete obsolete comment.
1664 2011-08-12 Corinna Vinschen <corinna@vinschen.de>
1666 * fhandler_proc.cc (fhandler_proc::closedir): Don't free, but delete
1669 2011-08-12 Corinna Vinschen <corinna@vinschen.de>
1671 * fhandler.h (fhandler_proc::opendir): Declare.
1672 (fhandler_proc::closedir): Declare.
1673 * fhandler_proc.cc (fhandler_proc::opendir): New method. Fetch list
1674 of active processes here once to avoid potential duplicates and store
1676 (fhandler_proc::closedir): New method. Free dir->__handle.
1677 (fhandler_proc::readdir): Convert pinfo into a reference to the winpids
1678 entry in dir->__handle.
1680 2011-08-11 Corinna Vinschen <corinna@vinschen.de>
1682 * fhandler_proc.cc (fhandler_proc::get_proc_fhandler): Don't allow to
1683 access process info by using the Windows PID.
1684 * fhandler_process.cc (fhandler_process::fstat): Ditto.
1685 (fhandler_process::fill_filebuf): Ditto.
1687 2011-08-11 Corinna Vinschen <corinna@vinschen.de>
1689 * (winpids::add): Make sure to store always a Windows PID in
1690 pidlist, even if pid is a Cygwin PID.
1691 (winpids::enum_processes): Fetch Cygwin processes from listing of
1692 shared cygwin object dir in the native NT namespace. Only if winpid
1693 is true, fetch Windows processes using an additional call to
1694 NtQuerySystemInformation.
1696 2011-08-10 Corinna Vinschen <corinna@vinschen.de>
1698 * fhandler_process.cc (format_process_status): Always print process name
1700 (get_mem_values): Fix loop fetching working set list to avoid out of
1701 memory conditions. Return all mem values set to 0 for zombies.
1702 * ntdll.h (STATUS_PROCESS_IS_TERMINATING): Define.
1704 2011-08-09 Corinna Vinschen <corinna@vinschen.de>
1706 * heap.cc (eval_initial_heap_size): New function fetching the heap
1707 size from the LoaderFlags field in the PE/COFF header.
1708 (heap_init): Call eval_initial_heap_size rather than
1709 cygwin_shared->heap_chunk_size to fetch the initial heap size.
1710 * shared.cc (shared_info::heap_chunk_size): Remove.
1711 * shared_info.h (class shared_info): Drop heap_chunk member.
1712 (CURR_SHARED_MAGIC): Update.
1714 2011-08-09 Corinna Vinschen <corinna@vinschen.de>
1716 * ntdll.h (STATUS_NOT_FOUND): Define.
1717 * ntea.cc (read_ea): Return correct ENOTSUP rather than EOPNOTSUPP.
1718 Handle STATUS_INVALID_DEVICE_REQUEST and STATUS_NOT_FOUND. Explain
1719 why. Convert conditional to switch statement.
1720 (write_ea): Return correct ENOTSUP rather than EOPNOTSUPP. Handle
1721 STATUS_INVALID_DEVICE_REQUEST. Convert conditional to switch statement.
1723 2011-08-07 Corinna Vinschen <corinna@vinschen.de>
1725 * resource.cc (getrlimit): Just return RLIM_INFINITY in a request for
1728 2011-08-07 Corinna Vinschen <corinna@vinschen.de>
1730 * fhandler_process.cc (format_process_maps): Actually print info about
1731 the application heap of the printed process, not of the current process.
1733 2011-08-04 Corinna Vinschen <corinna@vinschen.de>
1735 * net.cc (socketpair): Release sb0 if there's no space left for sb1.
1737 2011-08-03 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
1739 * cygwin.din (clock_nanosleep): Export.
1740 * posix.sgml (std-notimpl): Move clock_nanosleep from here...
1741 (std-susv4): ... to here.
1742 (std-notes): Note limitations of clock_nanosleep.
1743 * signal.cc (clock_nanosleep): Renamed from nanosleep, adding clock_id
1744 and flags arguments and changing return values throughout.
1745 Improve checks for illegal rqtp values. Add support for
1746 CLOCK_MONOTONIC and TIMER_ABSTIME.
1747 (nanosleep): Rewrite in terms of clock_nanosleep.
1750 * thread.cc: Mark clock_nanosleep in list of cancellation points.
1751 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
1753 2011-08-03 Christopher Faylor <me.cygwin2011@cgf.cx>
1755 * dll_init.cc: Use fabort in favor of api_fatal and fork_info->abort
1756 where appropriate throughout.
1758 (dll_list::topsort): Don't print sorting information. Fix formatting.
1759 (dll_list::topsort_visit): Fix formatting.
1760 (dll_list::load_after_fork_impl): Perform comment fixups.
1761 * sigproc.cc (child_info_fork::abort): (for now?) Always print cause of
1763 * include/sys/strace.h (strace_vprintf): Remove _STRACE_NOTALL when
1764 printing. We really do want to see this.
1766 2011-08-03 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
1768 * cygtls.h (struct _local_storage): Add cw_timer member.
1769 * cygtls.cc (_cygtls::init_thread): Initialize locals.cw_timer.
1770 (_cygtls::fixup_after_fork): Ditto.
1771 * tlsoffsets.h: Regenerate.
1772 * ntdll.h (enum _TIMER_INFORMATION_CLASS): Define.
1773 (struct _TIMER_BASIC_INFORMATION): Define.
1774 (NtQueryTimer): Declare function.
1775 * thread.h (cancelable_wait): Change timeout argument to
1776 PLARGE_INTEGER and provide NULL default.
1777 (fast_mutex::lock): Adjust accordingly.
1778 (pthread_cond::wait): Change timeout argument to PLARGE_INTEGER
1779 and default to NULL.
1780 * thread.cc (cancelable_wait): Change timeout argument to
1781 PLARGE_INTEGER. Initialize _cygtls.locals.cw_timer if needed.
1782 Use NT waitable timers for handling timeout. Return remaining time
1783 to timeout argument if timeout was relative.
1784 (pthread_cond::wait): Change timeout argument to PLARGE_INTEGER.
1785 Adjust to change in cancelable_wait.
1786 (pthread_mutex::lock): Adjust to change in cancelable_wait.
1787 (pthread_spinlock::lock): Ditto.
1788 (pthread::join): Ditto.
1789 (__pthread_cond_dowait): Change waitlength argument to PLARGE_INTEGER.
1790 Adjust to changes in cancelable_wait and pthread_cond::wait.
1791 (pthread_cond_timedwait): Adjust to change in __pthread_cond_dowait.
1792 (pthread_cond_wait): Ditto.
1793 (semaphore::_timedwait): Adjust to change in cancelable_wait.
1794 (semaphore::_wait): Ditto.
1795 * exceptions.cc (handle_sigsuspend): Ditto.
1796 * signal.cc (nanosleep): Ditto.
1797 * wait.cc (wait4): Ditto. Fix copyright dates.
1798 * times.cc (FACTOR, NSPERSEC): Move from here...
1799 * hires.h (FACTOR, NSPERSEC): ...to here.
1801 2011-08-01 Corinna Vinschen <corinna@vinschen.de>
1803 * syscalls.cc (faccessat): Fix parens in flag expression when calling
1806 * fhandler_disk_file.cc (fhandler_disk_file::mkdir): Fix typo in
1808 * fhandler_socket.cc (fhandler_socket::bind): Ditto.
1809 * path.cc (symlink_worker): Ditto.
1811 2011-07-31 Christopher Faylor <me.cygwin2011@cgf.cx>
1813 * dll_init.cc (dll_list::load_after_fork_impl): Add a hint to an error
1816 2011-07-31 Christopher Faylor <me.cygwin2011@cgf.cx>
1818 * sigproc.cc (pending_signals::pending): Define new function.
1819 (sig_dispatch_pending): Avoid calling sig_send if there are no pending
1822 2011-07-31 Corinna Vinschen <corinna@vinschen.de>
1824 * fhandler.h (class fhandler_dev_mem): Remove dup method declaration.
1825 * fhandler_clipboard.cc (fhandler_dev_clipboard::dup): Accommodate the
1826 fact that the entire fhandler gets copied over to the child in
1828 * fhandler_floppy.cc (fhandler_dev_floppy::dup): Ditto.
1829 * fhandler_raw.cc (fhandler_dev_raw::dup): Ditto.
1830 * fhandler_serial.cc (fhandler_serial::dup): Ditto.
1831 * fhandler_socket.cc (fhandler_socket::dup): Ditto.
1832 * fhandler_virtual.cc (fhandler_virtual::dup): Ditto.
1833 * fhandler_mem.cc (fhandler_dev_mem::dup): Ditto. Remove entirely.
1835 2011-07-30 Christopher Faylor <me.cygwin2011@cgf.cx>
1837 * cygthread.cc (cygthread::async_create): Define new function.
1838 * cygthread.h (cygthread::create): Use correct regparm.
1839 (cygthread::standalone): Delete from class and from all constructors.
1840 (cygthread::cygthread): Use three only arguments for detached threads,
1841 (cygthread::async_create): Declare.
1842 and start the thread via QueueUserAPC/async_create.
1843 * dcrt0.cc (dll_crt0_0): Remove handling for
1844 wincap.has_buggy_thread_startup.
1845 (dll_crt0_1): Ditto.
1846 * wincap.cc: Ditto throughout.
1849 2011-07-30 Christopher Faylor <me.cygwin2011@cgf.cx>
1851 * fhandler.h (fhandler_base_overlapped::size): Declare/define size()
1852 function for consistency.
1853 (fhandler_termios::size): Ditto.
1854 (fhandler_pty_common::size): Ditto.
1856 2011-07-30 Corinna Vinschen <corinna@vinschen.de>
1858 * fhandler_registry.cc (fhandler_registry::dup): Duplicate value_name.
1860 2011-07-29 Corinna Vinschen <corinna@vinschen.de>
1862 Throughout change "WinSock" to "Winsock" in comments.
1863 * fhandler_socket.cc (fhandler_socket::sendmsg): Add missing call to
1864 get_inet_addr to convert AF_LOCAL to AF_INET sockets.
1865 * net.cc (cygwin_socket): Workaround UDP Winsock problem. Add comment
1867 * select.cc: Include winsock2.h rather than winsock.h.
1869 2011-07-26 Corinna Vinschen <corinna@vinschen.de>
1871 * fhandler_disk_file.cc (__DIR_mounts::eval_ino): Create path_conv
1872 with PC_KEEP_HANDLE flag.
1873 * path.h (path_conv::operator =): Duplicate UNICODE path as well.
1874 * security.cc (check_file_access): Use path_conv handle if available.
1875 * syscalls.cc (access): Create fhandler with PC_KEEP_HANDLE flag set.
1876 (euidaccess): Ditto.
1879 2011-07-26 Corinna Vinschen <corinna@vinschen.de>
1881 * ntdll.h: Fix typo in comment.
1884 2011-07-25 Corinna Vinschen <corinna@vinschen.de>
1886 * fhandler_console.cc (fhandler_console::ioctl): Fetch console events
1887 using PeekConsoleInput and return only key down events in buf.
1888 * fhandler_tty.cc (fhandler_pty_slave::ioctl): Always return EINVAL
1889 if PeekNamedPipe fails.
1890 (fhandler_pty_master::ioctl): Ditto.
1892 2011-07-22 Corinna Vinschen <corinna@vinschen.de>
1894 * fhandler_tty.cc (fhandler_pty_slave::ioctl): Drop FIONBIO case.
1896 (fhandler_pty_master::ioctl): Ditto. Call fhandler_base::ioctl to
1897 decode default condition.
1898 * fhandler_console.cc (fhandler_console::ioctl): Handle FIONREAD.
1900 2011-07-21 Christopher Faylor <me.cygwin2011@cgf.cx>
1901 Corinna Vinschen <corinna@vinschen.de>
1903 * fhandler.cc: Add #include for asm/socket.h for dealing with FIONREAD.
1904 (fhandler_base::ioctl): Special-case errno for FIONREAD.
1905 * fhandler_dsp.cc (fhandler_dev_dsp::ioctl): Rename parameter for
1906 consistency. Call fhandler_base::ioctl to decode default condition.
1907 * fhandler_serial.cc (fhandler_serial::ioctl): Ditto.
1908 * fhandler_tty.cc (fhandler_pty_slave::ioctl): Call
1909 fhandler_base::ioctl to decode default condition.
1910 * fhandler_windows.cc (fhandler_windows::ioctl): Ditto.
1912 2011-07-21 Corinna Vinschen <corinna@vinschen.de>
1914 * heap.cc (eval_start_address): Simplify test for large address
1915 awareness of executable, which works for 32 and 64 bit systems.
1916 Change comment accordingly.
1918 2011-07-21 Corinna Vinschen <corinna@vinschen.de>
1920 * heap.cc (eval_start_address): New static function to evaluate the
1921 best start address for the application heap.
1922 (heap_init): Call eval_start_address to fetch the start value for
1923 start_address. Move preceeding comment to eval_start_address.
1925 2011-07-21 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
1927 * cygwin.din (pthread_condattr_getclock): Export.
1928 (pthread_condattr_setclock): Export.
1929 * posix.sgml (std-notimpl): Move pthread_condattr_getclock and
1930 pthread_condattr_setclock from here...
1931 (std-susv4): ... to here.
1932 * sysconf.cc (sca): Set _SC_CLOCK_SELECTION to _POSIX_CLOCK_SELECTION.
1933 * thread.cc: (pthread_condattr::pthread_condattr): Initialize clock_id.
1934 (pthread_cond::pthread_cond): Initialize clock_id.
1935 (pthread_cond_timedwait): Use clock_gettime() instead of gettimeofday()
1936 in order to support all allowed clocks.
1937 (pthread_condattr_getclock): New function.
1938 (pthread_condattr_setclock): New function.
1939 * thread.h (class pthread_condattr): Add clock_id member.
1940 (class pthread_cond): Ditto.
1941 * include/pthread.h: Remove obsolete comment.
1942 (pthread_condattr_getclock): Declare.
1943 (pthread_condattr_setclock): Declare.
1944 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
1946 2011-07-18 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
1948 * sysconf.cc (sca): Return -1 for _SC_THREAD_ROBUST_PRIO_INHERIT,
1949 _SC_THREAD_ROBUST_PRIO_PROTECT, and _SC_XOPEN_UUCP.
1950 (SC_MAX): Redefine accordingly.
1951 (csa): Return strings for _CS_POSIX_V7_THREADS_CFLAGS,
1952 _CS_POSIX_V7_THREADS_LDFLAGS, and _CS_V7_ENV.
1953 (CS_MAX): Redefine accordingly.
1954 * include/limits.h (LONG_BIT): Define.
1957 2011-07-18 Corinna Vinschen <corinna@vinschen.de>
1959 * heap.cc (heap_init): Change type of largest_found to PVOID. Start
1960 querying memory at 0x20000000. Use largest_found pointer when trying
1961 to allocate largest free memory area found.
1963 2011-07-14 Corinna Vinschen <corinna@vinschen.de>
1965 * fhandler_console.cc (fhandler_console::input_tcsetattr): Revert to
1966 setting ENABLE_PROCESSED_INPUT depending on ISIG and IGNBRK.
1967 (fhandler_console::tcgetattr): Set ISIG depending on
1968 ENABLE_PROCESSED_INPUT as well.
1970 2011-07-13 Corinna Vinschen <corinna@vinschen.de>
1972 * fhandler_serial.cc (fhandler_serial::raw_read): Handle non-blocking
1973 case more thoroughly.
1975 2011-07-13 Christopher Faylor <me.cygwin2011@cgf.cx>
1977 * setup_handler (setup_handler): Change break to goto out, missed in
1980 2011-07-10 Christopher Faylor <me.cygwin2011@cgf.cx>
1982 * fhandler_tty.cc (fhandler_pty_slave::ioctl): Remove erroneous support
1983 for TIOCLINUX for pty. Get rid of unneeded EINVAL handling in wake of
1984 tty removal. Remove now-unneeded variable.
1986 2011-07-10 Corinna Vinschen <corinna@vinschen.de>
1988 * include/netdb.h (gethostbyname2): Declare.
1990 2011-07-09 Eric Blake <eblake@redhat.com>
1992 * signal.cc (handle_sigprocmask): Return error rather than setting
1993 errno, for pthread_sigmask.
1994 (sigprocmask): Adjust caller.
1996 2011-07-07 Corinna Vinschen <corinna@vinschen.de>
1998 * miscfuncs.cc (yield): Drop thread priority only once.
2000 2011-07-06 Christopher Faylor <me.cygwin2011@cgf.cx>
2002 * exceptions.cc (_cygtls::interrupt_now): Back out previous change
2003 since it could theoretically cause a non-CTRL-C-able program if a
2004 program has suffered memory corruption.
2005 (setup_handler): Ditto.
2007 2011-07-06 Corinna Vinschen <corinna@vinschen.de>
2009 * sched.c (sched_yield): Just call SwitchToThread because yield now
2010 potentially switches CPU.
2012 2011-07-06 Christopher Faylor <me.cygwin2011@cgf.cx>
2014 * exceptions.cc (_cygtls::interrupt_now): Don't check for spinning
2016 (setup_handler): Check for spinning here, assuming that it is
2017 transitory and should not affect the retry loop.
2019 2011-07-06 Christopher Faylor <me.cygwin2011@cgf.cx>
2021 * exceptions.cc (CALL_HANDLER_RETRY_INNER): Rename to reflect different
2023 (CALL_HANDLER_RETRY_OUTER): New define.
2024 (setup_handler): Add outer loop to signal handler to try harder to
2026 * miscfuncs.cc (yield): Drop priority and use SleepEx() to force thread
2027 rescheduling rather than relying on SwitchToThread().
2029 2011-07-06 Corinna Vinschen <corinna@vinschen.de>
2031 * sigproc.cc (wait_sig): Fix debug output.
2033 2011-07-05 Corinna Vinschen <corinna@vinschen.de>
2035 * fhandler_console.cc (fhandler_console::input_tcsetattr): Make
2036 ENABLE_PROCESSED_INPUT flag only depending on value of IGNBRK.
2037 (fhandler_console::tcgetattr): Don't set ISIG depending on
2038 ENABLE_PROCESSED_INPUT, set IGNBRK instead.
2040 2011-07-05 Corinna Vinschen <corinna@vinschen.de>
2042 * security.cc (get_file_sd): Fix comment.
2044 2011-07-05 Corinna Vinschen <corinna@vinschen.de>
2046 * fhandler.cc (fhandler_base::open): Never create files with WRITE_DAC
2047 access. Explain why.
2048 * fhandler_disk_file.cc (fhandler_base::fstat_helper): Improve debug
2051 2011-07-05 Corinna Vinschen <corinna@vinschen.de>
2053 * fhandler.cc (fhandler_base::open): Don't open file with WRITE_DAC
2054 access on remote filesystem. Explain why.
2055 * fhandler_disk_file.cc (fhandler_disk_file::mkdir): Ditto for
2057 * fhandler_socket.cc (fhandler_socket::bind): Ditto for sockets.
2058 * path.cc (symlink_worker): Ditto for symlinks.
2060 2011-07-04 Christopher Faylor <me.cygwin2011@cgf.cx>
2062 * environ.cc (tty_is_gone): Wrap warning at 80 characters.
2064 2011-07-04 Corinna Vinschen <corinna@vinschen.de>
2066 Throughout, open console handles with sharing for reading and writing.
2067 * dcrt0.cc (insert_file): Open file with full sharing allowed.
2068 * hookapi.cc (find_first_notloaded_dll): Ditto.
2069 * spawn.cc (av::fixup): Ditto.
2071 2011-07-04 Corinna Vinschen <corinna@vinschen.de>
2073 * dtable.cc (dtable::init_std_file_from_handle): Change test for console
2074 device in call to fh->init to avoid conhost crash on W7.
2076 2011-07-04 Corinna Vinschen <corinna@vinschen.de>
2078 * environ.cc (environ_init): Reinstantiate on-the-fly CYGWIN variable
2079 test and call to parse_options if found.
2081 2011-07-04 Christopher Faylor <me.cygwin2011@cgf.cx>
2083 * fhandler.cc (fhandler_base::open_with_arch): Call close_on_exec last
2084 to avoid setting close_on_exec for archetype.
2085 * fhandler_tty.cc (fhandler_pty_master::setup): Protect {from,to}_pty
2086 handles. Use consistent naming in debug output. Use inheritable
2088 (fhandler_pty_master::fixup_after_fork): ...avoid duplicating handles
2090 (fhandler_pty_slave::open): Don't set close_on_exec flag here.
2092 2011-07-01 Christopher Faylor <me.cygwin2011@cgf.cx>
2094 * dtable.cc (cnew): Fix whitespace.
2096 2011-07-01 Corinna Vinschen <corinna@vinschen.de>
2098 * include/sys/param.h (NGROUPS): Redefine as NGROUPS_MAX.
2099 (MAXHOSTNAMELEN): Redefine with same value as MAX_HOSTNAME_LEN. Change
2101 (MAXPATHLEN): Improve comment.
2102 (MAXSYMLINKS): Define and add comment.
2104 2011-07-01 Corinna Vinschen <corinna@vinschen.de>
2106 * fhandler.cc (fhandler_base::open): Move NFS-specific code into the
2107 code block handling FH_FS stuff.
2109 2011-06-30 Ryan Johnson <ryan.johnson@cs.utoronto.ca>
2111 * dtable.cc (fh_oom): Remove.
2112 (fh_calloc): Remove.
2113 (cnew): Redefine to handle NULL returns from cmalloc.
2114 (build_fh_name): Accommodate new definition of cnew. Remove unneeded
2118 2011-06-30 Corinna Vinschen <corinna@vinschen.de>
2120 * fhandler_console.cc (fhandler_console::read): Add comment.
2121 (fhandler_console::input_tcsetattr): Don't set ENABLE_PROCESSED_INPUT
2122 if IGNBRK flag is set.
2124 2011-06-30 Corinna Vinschen <corinna@vinschen.de>
2126 * dtable.cc (fh_oom): New static fhandler storage.
2127 (fh_calloc): New static function. Add a comment to explain why this
2129 (cnew): Call fh_calloc as placement argument.
2130 (build_fh_name): Check return code from cnew against address of
2131 fh_oom to test for out of memory condition.
2133 (build_fh_pc): Avoid a crash due to useing a NULL fhandler.
2134 * pipe.cc (fhandler_pipe::create): Check if build_fh_dev returned a
2135 valid pointer before using it.
2137 2011-06-28 Corinna Vinschen <corinna@vinschen.de>
2139 * fhandler_process.cc (heap_info::fill_if_match): Rename info to
2140 note that this heap is a Windows heap.
2141 (format_process_maps): Print info about application heap.
2143 2011-06-24 Corinna Vinschen <corinna@vinschen.de>
2145 * fhandler_console.cc (fhandler_console::read): Don't generate ^@ on
2148 2011-06-22 Corinna Vinschen <corinna@vinschen.de>
2150 * fhandler_tty.cc (fhandler_pty_master::setup): Create pty pipes
2153 2011-06-22 Corinna Vinschen <corinna@vinschen.de>
2155 * fhandler_tty.cc (fhandler_pty_master::setup): Fix crash in debug
2158 2011-06-18 Corinna Vinschen <corinna@vinschen.de>
2160 * path.cc (normalize_win32_path): Skip all slashes after recognizing
2161 a ".." path component. Add comment.
2163 2011-06-17 Corinna Vinschen <corinna@vinschen.de>
2165 * fhandler.cc (fhandler_base::open): Drop local create_options variable.
2166 Use options member instead.
2167 * fhandler.h (class fhandler_base): Change type of access member to
2168 ACCESS_MASK. Change get_access and set_access methods accordingly.
2169 Add options member. Add get_options and set_options methods.
2170 (class fhandler_disk_file): Add prw_handle.
2171 (fhandler_disk_file::prw_open): Declare.
2172 (fhandler_disk_file::close): Declare.
2173 (fhandler_disk_file::dup): Declare.
2174 (fhandler_disk_file::fixup_after_fork): Declare.
2175 * fhandler_disk_file.cc (fhandler_disk_file::fhandler_disk_file):
2176 Initialize prw_handle to NULL.
2177 (fhandler_disk_file::close): Close prw_handle.
2178 (fhandler_disk_file::dup): New method.
2179 (fhandler_disk_file::fixup_after_fork): Set prw_handle to NULL since
2180 prw_handle is not inherited.
2181 (fhandler_disk_file::prw_open): New method. Add long comment to
2182 explain current behaviour.
2183 (fhandler_disk_file::pread): Revert previous change. Change to use
2184 prw_handle if possible.
2185 (fhandler_disk_file::pwrite): Change to use prw_handle if possible.
2187 2011-06-17 Corinna Vinschen <corinna@vinschen.de>
2189 * dcrt0.cc (dll_crt0_1): Call strace.dll_info after call to pinfo_init.
2190 * strace.cc (strace::hello): Drop printing DLL information here since
2191 application info is not always available at this point.
2192 (strace::dll_info): New method to print DLL info.
2193 * include/sys/strace.h (strace::dll_info): Declare.
2195 2011-06-17 Corinna Vinschen <corinna@vinschen.de>
2197 * dtable.cc (handle_to_fn): Accommodate name change of pty named pipes,
2198 otherwise ptys are not recognized.
2200 2011-06-16 Christopher Faylor <me.cygwin2011@cgf.cx>
2202 * fhandler_console.cc (fhandler_console::set_unit): Set
2203 pc.file_attributes() to reflect existence.
2204 * fhandler.h (fhandler_pty_common::fhandler_pty_common): Ditto.
2205 * pinfo.cc (_pinfo::set_ctty): Output device numbers in hex.
2207 2011-06-15 Christopher Faylor <me.cygwin2011@cgf.cx>
2209 * errno.cc (EIO): Lowercase "o" representative string.
2211 2011-06-14 Christopher Faylor <me.cygwin2011@cgf.cx>
2213 * cygheap.h (init_cygheap::ctty_on_hold): Remove conditionalized
2215 * dcrt0.cc (do_exit): Remove code which handled CYGWIN=tty style ttys.
2216 * devices.in: Remove "/dev/ttym".
2217 * dtable.cc: Rename tty to pty where appropriate throughout.
2218 (dtable::stdio_init): Use new t->is_console rather than using
2219 now-deleted hwnd element in tty structure.
2220 (dtable::init_std_file_from_handle): Remove code which handled
2221 CYGWIN=tty style ttys.
2223 * fhandler.h: Rename tty to pty where appropriate.
2224 (fhandler_pty_common): Delete output_done_event, ioctl_request_event,
2226 (fhandler_pty_master::setup): Delete argument.
2227 (fhandler_tty_master): Delete.
2228 (fhandler_union): Delete __tty_master.
2229 * fhandler_console.cc (use_tty): Delete.
2230 (fhandler_console::get_tty_stuff): Set is_console to true rather than
2232 (fhandler_console::send_winch_maybe): Remove CYGWIN=tty considerations.
2233 (fhandler_console::input_tcsetattr): Ditto.
2234 * fhandler_termios.cc (fhandler_termios::tcsetpgrp): Use new
2235 t->is_console rather than using now-deleted hwnd element in tty
2237 * fhandler_tty.cc: Rename tty to pty where appropriate throughout.
2238 (tty_master): Delete.
2239 (process_input): Ditto.
2240 (process_output): Ditto.
2241 (process_ioctl): Ditto.
2242 (fhandler_tty_master::*): Ditto.
2243 (fhandler_pty_master::process_slave_output): Remove CYGWIN=tty
2245 (fhandler_pty_slave::open): Ditto for *_done_event.
2246 (fhandler_pty_slave::write): Ditto.
2247 (fhandler_pty_slave::ioctl): Ditto.
2248 (fhandler_pty_slave::fch_open_handles): Ditto.
2249 (fhandler_pty_slave::fch_set_sd): Ditto.
2250 (fhandler_pty_slave::fch_close_handles): Ditto.
2251 (fhandler_pty_common::close): Ditto.
2252 (fhandler_pty_master::setup): Ditto. Remove now-unneeded ispty
2254 (fhandler_pty_master::open): Reflect argument removal for
2256 * select.cc: Rename tty to pty where appropriate throughout.
2257 * sigproc.cc (proc_subproc): Remove CYGWIN=tty considerations.
2258 * tty.cc (ttyslot): Accommodate CYGWIN=tty removal.
2259 (tty_list::init_session): Ditto.
2260 (tty_list::attach): Ditto.
2261 (tty::create_master): Delete.
2262 (tty_list::terminate): Ditto.
2263 (tty_list::allocate): Delete "with_console" parameter. Remove
2264 CYGWIN=tty considerations.
2265 (tty::init): Set is_console = false. Use 'false' for was_opened since
2267 * tty.h (*_{DONE,REQUEST}_EVENT): Delete.
2268 (tty_min::is_console): Declare new field which replaces hwnd.
2269 (tty_min::gethwnd): Delete.
2270 (tty_min::sethwnd): Ditto.
2271 (tty_list::allocate): Delete parameter.
2272 (tty_list::terminate): Delete declaration.
2273 * include/sys/cygwin.h (PID_USETTY): Redefine to PID_UNUSED1 and change
2274 comment to reflect its availability.
2276 2011-06-13 Christopher Faylor <me.cygwin2011@cgf.cx>
2278 * fhandler_tty_slave.cc (fhandler_tty_slave::fhandler_tty_slave):
2279 Revert previous change since unit 0 is perfectly valid.
2281 2011-06-12 Christopher Faylor <me.cygwin2011@cgf.cx>
2283 Rename FH_BAD to FH_NADA throughout.
2284 * devices.h (FH_ERROR): New value.
2285 (iscons_dev): Extend to detect all the console device types.
2286 * devices.in: Set aside storage for FH_ERROR.
2287 * dtable.cc (dtable::init_std_file_from_handle): Use iscons_dev to
2288 detect when device is a console.
2289 (fh_alloc): Pass device to console constructor.
2290 (build_fh_pc): Short circuit when we detect that the constructor saw an
2292 * fhandler.h (fhandler_console::fhandler_console): Accept fh_devices
2294 (get_tty_stuff): Change to void.
2295 * fhandler_console (fhandler_console::set_unit): Set device to FH_ERROR
2296 on attempt to access anything other than the current console.
2297 (fhandler_console::get_tty_stuff): Change to void return.
2298 (fhandler_console::open): Return EPERM on FH_ERROR device type.
2299 (fhandler_console::fhandler_console): Set the device type appropriately
2300 before calling get_tty_stuff and rely on that function to reset it if
2303 2011-06-10 Christopher Faylor <me.cygwin2011@cgf.cx>
2305 * environ.cc (create_upcaseenv): Delete.
2306 (ucenv): Don't honor create_upcaseenv.
2307 (environ_init): Remove early retrieval of CYGWIN environment variable.
2308 Change comment to reflect new behavior.
2310 2011-06-09 Christopher Faylor <me.cygwin2011@cgf.cx>
2312 * child_info.h (CURR_CHILD_INFO_MAGIC): Reset.
2313 (child_info::old_title): Delete.
2314 (child_info::~child_info_spawn): Remove recording of old_title.
2315 * dcrt0.cc (title_buf): Delete.
2316 (child_info_spawn::handle_spawn): Remove recording of old_title.
2317 (dll_crt0_1): Get rid of all title handling.
2319 * environ.cc (known): Delete strip_title and title.
2320 * fhandler_console.cc (fhandler_console::write): Remove recording of
2322 * globals.cc (exit_states): Remove ES_TITLE.
2323 (display_title): Delete.
2324 (strip_title_path): Delete.
2325 (old_title): Delete.
2326 * spawn.cc (spawn_guts): Remove old_title accommodation.
2328 2011-06-09 Christopher Faylor <me.cygwin2011@cgf.cx>
2330 * environ.cc (envcache): Delete.
2331 (known): Remove envcache.
2332 (getwinenv): Don't honor envcache setting.
2334 2011-06-09 Christopher Faylor <me.cygwin2011@cgf.cx>
2336 * environ.c: Move code earlier to allow:
2337 (_addenv): Call parse_options() when CYGWIN environment variable is
2339 (parse_options): Change parameter to 'const'.
2341 2011-06-08 Christopher Faylor <me.cygwin2011@cgf.cx>
2343 * environ.cc (tty_is_gone): Add missing space to message.
2345 2011-06-08 Christopher Faylor <me.cygwin2011@cgf.cx>
2347 * environ.cc (settings::set_process_state): Delete.
2348 (tty_is_gone): New function.
2349 (known): Change "tty" to call tty_is_gone(). Remove unneeded '&' from
2350 beginning of function address.
2351 (parse_options): Remove set_process_state handling.
2352 * shared_info.h (CURR_USER_MAGIC): Reset.
2353 (user_info::warned_notty): New member.
2355 2011-06-07 Christopher Faylor <me.cygwin2011@cgf.cx>
2357 * fhandler_console.cc (fhandler_console::open_shared_console):
2358 Semi-revert to using fixed location for console stuff.
2359 * shared.cc (offsets): Ditto. Comment.
2360 * shared_info (shared_locations): Re-add SH_SHARED_CONSOLE.
2362 2011-06-05 Christopher Faylor <me.cygwin2011@cgf.cx>
2364 * fhandler_disk_file.cc (fhandler_disk_file::pread): Reset windows file
2365 position pointer back to previous location after successful read.
2367 2011-06-04 Christopher Faylor <me.cygwin2011@cgf.cx>
2369 * fhandler_console.cc (fhandler_console::open_shared_console): Don't
2370 zero handle to open_shared since it is supposed to be an input.
2371 (enum_windows): Set handle input to open_shared to NULL since it does
2372 not represent any previously opened shared region.
2373 * shared.cc (open_shared): Tweak debugging output.
2375 2011-06-03 Christopher Faylor <me.cygwin2011@cgf.cx>
2377 * ntdll.h (FILE_PIPE_*): Define constants.
2378 * select.cc (pipe_data_available): Detect closing state.
2380 2011-06-03 Christopher Faylor <me.cygwin2011@cgf.cx>
2382 * pinfo.cc (_pinfo::set_ctty): Don't reset myself->{pgid,sid} if
2383 terminal has no pgid or sid settings.
2385 2011-06-03 Christopher Faylor <me.cygwin2011@cgf.cx>
2387 * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Only raise
2388 SIGPIPE when writing.
2390 * fhandler.h: Include "tty.h".
2391 (fhandler_termios::_tc): Rename from tc.
2392 (fhandler_termios::tc): New method.
2393 (fhandler_termios::tcinit): Remove an argument.
2394 (fhandler_termios::get_ttyp): Use method to retrieve value.
2395 (fhandler_console::console_state): Move here.
2396 (fhandler_console::dev_state): Delete.
2397 (fhandler_console::shared_console_info): Define.
2398 (fhandler_console::open_shared_console): Move this function under
2399 fhandler_console umbrella.
2400 (fhandler_console::tc): Define. Return static value.
2401 (fhandler_console::focus_aware): Accommodate deletion of dev_state.
2402 (fhandler_console): Add tty_list::get_cttyp as a friend.
2403 * fhandler_console.cc (dev_state): Redefine as a pointer within
2404 shared_console_info and change dev-> to dev. throughout.
2405 (fhandler_console::shared_console_info): Move into fhandler_console.
2406 (fhandler_console::open_shared_console): Move into fhandler_console
2407 change argument to simple bool.
2408 (enum_windows): Accommodate changes to console_state and
2409 open_shared_console.
2410 (console_unit::console_unit): Ditto.
2411 (fhandler_console::get_tty_stuff): Accommodate change to dev_state.
2412 (tty_list::get_cttyp): Accommodate change to
2413 handler_console::shared_console_info.
2414 (fhandler_console::read): Accommodate change from tc to tc ().
2415 (fhandler_console::set_input_state): Ditto.
2416 (fhandler_console::open): Accommodate tcinit argument change and change
2418 (fhandler_console::input_tcsetattr): Accomodate change from tc to tc().
2419 (fhandler_console::input_tcsetattr): Ditto.
2420 (fhandler_console::write_normal): Ditto.
2421 (fhandler_console::init): Ditto.
2422 (fhandler_console::igncr_enabled): Ditto.
2423 * fhandler_termios.cc (fhandler_termios::tcinit): Remove first argument.
2424 Expect tc() to have been set up first. Use tc() rather than tc.
2425 (fhandler_termios::tcsetpgrp): Accomodate change from tc to tc().
2426 (fhandler_termios::tcgetpgrp): Ditto.
2427 (fhandler_termios::bg_check): Ditto.
2428 (fhandler_termios::line_edit: Ditto.
2429 (fhandler_tty_master::set_winsize): Ditto.
2430 (fhandler_tty_slave::open): Ditto.
2431 (fhandler_tty_slave::init): Ditto.
2432 (fhandler_pty_master::write): Ditto.
2433 (fhandler_pty_master::setup): Ditto. Accommodate change in arguments
2435 (fhandler_tty_slave::fch_open_handles): Set _tc directly.
2436 (tty_min::is_orphaned_process_group): Don't assume that parent pid
2438 * pinfo.cc (_pinfo::set_ctty): Reset myself->{pgid,sid} here if we were
2439 started by a non-Cygwin process but the tty exists.
2440 * shared_info.h (console_state): Delete from here.
2441 * tty.h: Make multiple inclusion safe.
2443 2011-05-31 Christopher Faylor <me.cygwin2011@cgf.cx>
2445 * exceptions.cc (ctrl_c_handler): Simplify test for no parent tty.
2446 * fhandler_console.cc (fhandler_console::get_tty_stuff): Return NULL if
2447 ctty is not tty/console. Improve test for slave tty/pty device.
2449 2011-05-31 Christopher Faylor <me.cygwin2011@cgf.cx>
2451 * external.cc (fillout_pinfo): Don't truncate ctty if it's < 0.
2453 * select.cc (pipe_data_available): Avoid printing debug info by default
2454 or suffer very large strace files.
2456 2011-05-31 Christopher Faylor <me.cygwin2011@cgf.cx>
2458 * select.cc (pipe_data_available): New function - uses
2459 NtQueryInformationFile to return information about pipes.
2460 (peek_pipe): Rewrite to use pipe_data_available for both read and write
2463 2011-05-30 Christopher Faylor <me.cygwin2011@cgf.cx>
2465 * dtable.cc (dtable::select_write): Add missing argument to
2468 * fhandler.cc (fhandler_base_overlapped::setup_overlapped): Explicitly
2469 set io_pending to false.
2470 (fhandler_base_overlapped::has_ongoing_io): Call GetOverlappedResult
2471 to force completion of I/O.
2472 (fhandler_base_overlapped::wait_overlapped): Rewrite to correctly deal
2473 with nonblocking reads and to make more race proof.
2474 (fhandler_base_overlapped::raw_write): Deal with new enum values.
2475 (fhandler_base_overlapped::raw_read): Ditto. Don't deal with ongoing
2476 I/O here since it makes no sense in the read context.
2477 * fhandler.h (enum wait_return): Add overlapped_unknown,
2478 overlapped_nonblocking_no_data.
2479 * pipe.cc (pipe): Add debugging output.
2481 2011-05-30 Christopher Faylor <me.cygwin2011@cgf.cx>
2483 * dll_init.cc (dll_list::append): Eliminate increment of unused tot
2485 * dll_init.h (dll_list::tot): Delete.
2486 (dll_list::populate_all_deps): Delete undefined function.
2488 * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Move EPIPE
2489 handling under error condition.
2491 2011-05-30 Ryan Johnson <ryan.johnson@cs.utoronto.ca>
2493 * dll_init.cc (reserve_upto): Remove.
2494 (release_upto): Ditto.
2495 (dll_list::reserve_space): New function to reserve space needed by
2496 DLL_LOAD dlls early in the fork process.
2497 (dll_list::load_after_fork): Rewrite to use recursion to
2498 track reservations it makes while trying to make dlls land where they
2500 (dll_list::load_after_fork_impl): New function used by load_after_fork.
2501 (dll_list::alloc): Initialize image base field.
2502 * dll_init.h (dll_list::prefered_base): New field.
2503 (dll_list::reserve_space): Declare new function.
2504 (dll_list::load_after_fork): Declare new function.
2505 * fork.cc (frok::child): call dll_list::reserve_space early, so we can
2508 2011-05-30 Tor Perkins <cygwin@noid.net>
2510 * fhandler_termios.cc (fhandler_termios::bg_check): Do not return EIO
2511 when a process group has no leader as this is allowed and does not
2512 imply an orphaned process group. Add a test for orphaned process
2514 (tty_min::is_orphaned_process_group): Define new function.
2515 * tty.h (tty_min::is_orphaned_process_group): Define new function.
2517 2011-05-30 Ryan Johnson <ryan.johnson@cs.utoronto.ca>
2519 * dll_init.cc (dll_list::find_by_modname): New function to search the
2520 dll list for a module name only (no path).
2521 (dll_list::alloc): Initialize newly-added members of struct dll.
2522 (dll_list::append): New function to factor out the append operation
2523 (used by dll_list::topsort).
2524 (dll_list::populate_deps): New function to identify dll dependencies.
2525 (dll_list::topsort): New function to sort the dll list topologically by
2527 (dll_list::topsort_visit): New helper function for the above.
2528 * dll_init.h (dll::ndeps): New class member.
2530 (dll::modname): Ditto.
2531 (dll_list::find_by_modname): New function related to topsort.
2532 (dll_list::populate_all_deps): Ditto.
2533 (dll_list::populate_deps): Ditto.
2534 (dll_list::topsort): Ditto.
2535 (dll_list::topsort_visit): Ditto.
2536 (dll_list::append): Ditto.
2537 (pefile): New struct allowing simple introspection of dll images.
2538 * fork.cc (fork): Topologically sort the dll list before forking
2540 2011-05-30 Christopher Faylor <me.cygwin2011@cgf.cx>
2542 * child_info.h (CURR_CHILD_INFO_MAGIC): Refresh.
2543 (child_info::refresh_cygheap): New function.
2544 * spawn.cc (spawn_guts): Call refresh_cygheap before creating a new
2545 process to ensure that cygheap_max is up-to-date.
2546 * fork.cc (frok::parent): Ditto.
2548 2011-05-30 Christopher Faylor <me.cygwin2011@cgf.cx>
2550 * cygheap.cc (cygheap_dummy): Rename from cygheap_at_start.
2551 (cygheap): Accommodate name change to cygheap_dummy.
2552 (cygheap_init): Ditto.
2553 (cygheap_fixup_in_child): Simplify slightly.
2554 * fork.cc (fork): Add an advisory comment.
2556 2011-05-29 Christopher Faylor <me.cygwin2011@cgf.cx>
2558 * fhandler.cc (fhandler_overlapped::wait_overlapped): Make sure that
2559 I/O is cancelled on signal.
2561 2011-05-28 Ryan Johnson <ryan.johnson@cs.utoronto.ca>
2563 * dll_init.cc (dll_list::alloc): Initialize dll::image_size.
2564 (reserve_at): Don't reserve space needed by the target dll if the
2565 latter overlaps the free region to be blocked.
2566 (dll_list::load_after_fork): Use new version of reserve_at.
2567 * dll_init.h (dll::image_size): New member.
2568 (pefile): New struct.
2570 2011-05-28 Christopher Faylor <me.cygwin2011@cgf.cx>
2571 Ryan Johnson <ryan.johnson@cs.utoronto.ca>
2573 * dll_init.c (dll_list::load_after_fork): Don't clear in_forkee here.
2574 * fork.cc (frok::errmsg): Rename from 'error'.
2575 (frok::error): New function. Handle conditional printing of error
2577 (frok::parent): Record hchild handle for use by error function. Use
2578 throughout. Use error function rather than setting error pointer
2580 (fork): Clear is_forkee here. Accommodate rename of 'error' to
2582 * sigproc.cc (child_info::proc_retry): Detect EXITCODE_FORK_FAILED.
2584 2011-05-28 Christopher Faylor <me.cygwin2011@cgf.cx>
2586 * fhandler.cc (handler_base_overlapped::wait_overlapped): Rework to
2587 attempt to properly set errno and bytes read for non-blocking case.
2588 Change to just rely on res to indicate error conditions.
2590 2011-05-28 Christopher Faylor <me.cygwin2011@cgf.cx>
2592 * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Don't set
2593 io_pending unless ReadFile has returned an error. (this is a partial fix,
2594 accidentally checked in)
2596 2011-05-28 Christopher Faylor <me.cygwin2011@cgf.cx>
2598 * autoload.cc: Call _api_fatal in asm.
2599 * child_info.h: Redefine CURR_CHILD_INFO_MAGIC.
2600 (child_info_fork::abort): Rename from handle_failure. Change
2602 * cygtls.h (_local_storage::ttybuf): New field.
2603 * dcrt0.cc (vapi_fatal): Split api_fatal. Add "in forked process" to
2604 message when appropriate.
2605 (api_fatal): Use vapi_fatal.
2606 * devices.h: Make multiple inclusion safe.
2607 (fh_devices): Add FH_CONS* stuff. Reorder slightly.
2608 (device): Eliminate anonymous union. Add more ways to access
2610 (device::setunit): Accommodate no-longer-anonymous union.
2611 (device::is_fs): Ditto.
2612 (device::is_fs_special): Ditto.
2613 (device::major): New function.
2614 (device::minor): Ditto.
2615 (device::is_device): New function.
2616 (device::not_device): Ditto.
2617 (device::operator int): New operator.
2618 (device::operator fh_devices): Ditto.
2619 (device::operator bool): Ditto.
2620 (device::operator DWORD): Ditto.
2621 (device::operator =): Ditto.
2622 (isproc_dev): New function.
2623 (isprocsys_dev): Ditto.
2624 (iscons_dev): Ditto.
2625 (istty_slave_dev): Ditto.
2626 * devices.in: Add new "/dev/cons*" strings. Accommodate
2627 no-longer-anonymous union throughout.
2628 (BRACK): Use more precise method for initialization.
2629 * devices.cc: Regenerate.
2630 * dtable.cc (dtable::stdio_init): Use get_cttyp instead of get_tty.
2631 (dtable::find_archetype): Use new DWORD operator in device to test
2633 (dtable::init_std_file_from_handle): Use different method to initialize
2634 'dev'. Adapt to different ctty handling and accommodate /dev/cons*.
2635 (fh_alloc): Accommodate no-longer-anonymous union. Adapt to new
2637 (build_fh_pc): Make debugging output more useful.
2638 * exceptions.cc (ctrl_c_handler): Use get_cttyp instead of get_tty.
2639 * external.cc (fillout_pinfo): Accommodate new cons* stuff.
2640 * fhandler.cc (fhandler_base::read): Eliminate is_slow() test.
2641 * fhandler.h (fhandler_base::*): Adapt to changes in device.h.
2642 (fhandler_*::is_slow): Delete.
2643 ( fhandler_proc::get_proc_fhandler): Return fh_devices type.
2644 * fhandler_console.cc (open_shared_console): New function.
2645 (console_unit): New class.
2646 (console_unit::console_unit): New constructor.
2647 (enum_windows): New function. Declare as friend to console_unit.
2648 (fhandler_console::set_unit): New function.
2649 (fhandler_console::get_tty_stuff): Call set_unit to set the unit number
2650 and determine if initialization is needed. Eliminate flags parameter.
2651 (tty_list::get_cttyp): Rename (sorta) from get_tty. Return pointer to
2653 (fhandler_console::open): Adapt to elimination of argument to
2655 (fhandler_console::output_tcsetattr): Properly detect error condition.
2656 (fhandler_console::fixup_after_fork_exec): Adapt to get_tty_stuff()
2657 setting tc automatically.
2658 * fhandler_proc.cc: Use FH_BAD rather than 0 throughout where using
2660 (fhandler_proc::get_proc_fhandler): Return fh_devices. Adapt to
2662 * fhandler_process.cc: Adapt to devices.h changes. Use FH_BAD rather
2663 than 0 throughout where using fh_devices enum.
2664 * fhandler_procnet.cc: Ditto.
2665 * fhandler_procsys.cc: Ditto.
2666 * fhandler_procsysvipc.cc: Ditto.
2667 * fhandler_tape.cc (fhandler_dev_tape::fhandler_dev_tape): Ditto.
2668 * fhandler_termios.cc (handler_termios::bg_check): Use tc->ttyname()
2669 rather than assuming that we can construct a tty.
2670 * fhandler_tty.cc (fhandler_tty_master::fhandler_tty_master): Just
2671 return get_minor() of dev.
2672 (fhandler_pty_master::process_slave_output): Add slightly more
2674 (fhandler_tty_slave::fhandler_tty_slave): Change name from ntty to
2676 (fhandler_pty_master::open): Ditto.
2677 (fhandler_tty_slave::ioctl): Adapt to change which causes ctty to
2678 represent a complete device.
2679 (fhandler_tty_master::init_console): Add debugging for failure path.
2680 (fhandler_pty_master::setup): Use get_unit() to retrieve unit number
2681 rather than relying on raw ntty.
2682 (fhandler_pty_master::setup): Ditto.
2683 * fhandler_virtual.h (virt_tab_t): Redefine fhandler as fh_devices.
2684 * fork.cc: Remove obsolete vfork stuff.
2685 (frok::child): Don't assume that a ctty == 0 is valid.
2686 * mount.cc (mount_info::conv_to_win32_path): Adapt to device struct
2688 (mount_info::conv_to_win32_path): Ditto.
2689 * path.cc (path_conv::check): Retrive major/minor numbers via a method
2690 rather than accessing them directly from device. Rely on dev operators
2691 to set/retrieve device information as required by device struct change.
2692 * path.h (isproc_dev): Move to devices.h.
2693 (isprocsys_dev): Ditto.
2694 (isvirtual_dev): Ditto.
2695 (path_conv:{isdevice,isfifo,isspecial,iscygdrive,issocket,get_devn,get_unitn}):
2696 Use device methods to access/manipulate devices.
2697 * pinfo.cc (pinfo::exit): Don't assume that ctty == 0 is valid. Use
2698 iscons_dev to determine if a device is a console.
2699 (_pinfo::_ctty): Use device::parse to generate tty/cons name.
2700 (_pinfo::set_ctty): Don't assume that ctty == 0 is valid. Remove
2701 redundant info from debugging.
2702 * shared.cc (offsets): Remove console offset.
2703 * shared_info.h (shared_locations): Ditto.
2704 * syscalls.cc (umask): Use device methods to manipulate device
2706 (ctermid): Use device::parse to generate term device name.
2707 * tlsoffsets.h: Regenerate.
2708 * tty.cc (ttyslot): Return minor number of ctty since ctty now
2709 represents a full device.
2710 (tty::create_master): Set ctty to a complete device.
2711 (tty_list::attach): Rework to detect new /dev/cons* stuff.
2712 (tty_list::terminate): Adapt to changes to ctty.
2713 (tty_list::init): Adapt to change to setntty - pass in device major
2715 (tty::exists): Use get_unit() to retrive tty unit number.
2716 (tty::open_mutex): Ditto.
2717 (tty::open_inuse): Ditto.
2718 (tty::create_inuse): Ditto.
2719 (tty::get_event): Ditto.
2720 (tty_min::ttyname): Define new function.
2721 * tty.h (tty_min::ntty): Redefine as fh_devices.
2722 (tty::exists): Use get_unit() to retrive tty unit number.
2723 (tty::open_mutex): Ditto.
2724 (tty::open_inuse): Ditto.
2725 (tty::create_inuse): Ditto.
2726 (tty::get_event): Ditto.
2727 (tty_min::ttyname): Declare new function.
2728 (tty::getntty): Declare as const.
2729 (tty_list::operator []): Assure that only minor part of argument is
2732 * dll_init.cc (dll_list::alloc): Detect mismatch of data segments early
2733 issuing an explicit error message if necessary.
2734 * heap.cc (heap_init): Adapt to changes from fork->handle_failure to
2736 * pinfo.h (EXITCODE_FORK_FAILED): New enum. (from Ryan Johnson)
2737 * sigproc.cc (child_info_fork::abort): Rename from handle_failure.
2738 Change arguments to allow passing in a printf-like message.
2739 * winsup.h (api_fatal): Delete macro definition.
2740 (api_fatal): Redefine from __api_fatal.
2741 (vapi_fatal): Declare new function.
2742 * include/sys/strace.h (strace_vprintf): Define new macro.
2744 * ntdll.h (_SYSTEM_INFORMATION_CLASS): Add SystemHandleInformation.
2746 2011-05-27 Corinna Vinschen <corinna@vinschen.de>
2748 * shared.cc (offsets): Reorder so that console_state is lowest in
2749 memory. Explain why.
2750 (open_shared): Accommodate reordering of offsets array.
2751 * shared_info.h (shared_locations): Reorder SH_SHARED_CONSOLE after
2754 2011-05-26 Corinna Vinschen <corinna@vinschen.de>
2756 * mount.h (MAX_MOUNTS): Raise to 64.
2758 2011-05-25 Eric Blake <eblake@redhat.com>
2760 * cygtls.h (strerror_r_buf): New buffer.
2761 * errno.cc (strerror): Move guts...
2762 (_strerror_r): ...to new function demanded by newlib.
2763 (strerror_r): Don't clobber strerror buffer.
2764 (_user_strerror): Drop unused declaration.
2765 * tlsoffsets.h: Regenerate.
2767 2011-05-25 Corinna Vinschen <corinna@vinschen.de>
2769 * init.cc (dll_entry): Reinstantiate wow64_test_stack_marker and
2770 previous stack tests.
2772 2011-05-25 Corinna Vinschen <corinna@vinschen.de>
2774 * posix.sgml (std-notes): Add missing <para>.
2776 2011-05-24 Corinna Vinschen <corinna@vinschen.de>
2778 * mount.cc (mount_info::conv_to_win32_path): Remove unused code.
2779 * mount.h (class mount_info): Remove sys_mount_table_counter member.
2780 * shared_info.h (class shared_info): Ditto.
2781 (CURR_SHARED_MAGIC): Update.
2783 2011-05-24 Corinna Vinschen <corinna@vinschen.de>
2785 * pinfo.h (struct _pinfo): Reduce size of progname array slightly.
2788 2011-05-23 Eric Blake <eblake@redhat.com>
2790 * errno.cc (strerror): Print unknown errno as int.
2791 (__xpg_strerror_r): Likewise, and don't clobber strerror buffer.
2792 * cygtls.h (strerror_buf): Resize to allow '-'.
2794 2011-05-23 Corinna Vinschen <corinna@vinschen.de>
2796 * fhandler_process.cc (thread_info::fill_if_match): Reformat.
2797 (format_process_maps): Ditto. Fetch pointer to procinfo structure
2798 from mapped process. Print info about global shared Cygwin regions.
2800 2011-05-21 Corinna Vinschen <corinna@vinschen.de>
2802 * fhandler_process.cc (struct dos_drive_mappings): Use malloc/free
2803 rather than cmalloc/cfree. Check return value from malloc before
2805 (struct heap_info): Ditto.
2806 (struct thread_info): Ditto. Rename from stack_info. Rename members
2807 and local variables accordingly.
2808 (thread_info::thread_info): Store stack and TEB addresses.
2809 (thread_info::fill_if_match): Print "teb" if a TEB address has been
2810 found. Special case for WOW64, explain why.
2811 (format_process_maps): Fetch PEB address. Print MEM_RESERVE regions
2812 with equal signs to distinguish them from PAGE_NOACCESS regions. Fix
2813 printing of 'p' and 's' to differ between MEM_PRIVATE and MEM_MAPPED
2814 pages, as on Linux. Print 'g' instead of 'p for PAGE_GUARD pages.
2815 Print PEB and SharedUserData area if recognized.
2817 2011-05-20 Corinna Vinschen <corinna@vinschen.de>
2819 * miscfuncs.cc (CygwinCreateThread): Fix condition for adding the
2820 guardsize to the stacksize. Fix accompanying comment.
2822 2011-05-20 Corinna Vinschen <corinna@vinschen.de>
2824 * miscfuncs.cc (CygwinCreateThread): Add accidentally missing comment.
2826 2011-05-20 Corinna Vinschen <corinna@vinschen.de>
2828 * fhandler_process.cc (struct heap_info): Change type of base and end
2829 members to char *. Print "shared" rather than "share".
2830 (struct stack_info): New class to fetch process stack information.
2831 (format_process_maps): Initialize and check for stack information.
2833 2011-05-20 Corinna Vinschen <corinna@vinschen.de>
2835 * miscfuncs.cc (thread_wrapper): Remove statements added for debugging
2838 2011-05-20 Corinna Vinschen <corinna@vinschen.de>
2840 * child_info.h (CURR_CHILD_INFO_MAGIC): Update.
2841 (class child_info_fork): Remove stacksize, add stackaddr and guardsize
2843 * dcrt0.cc (child_info_fork::alloc_stack_hard_way): Partial rewrite
2844 to regenerate the stack exactly as in the parent.
2845 (child_info_fork::alloc_stack): Set stackaddr to 0, rather than
2847 (dll_crt0_1): Check for stackaddr before changing the stack addresses
2849 * fork.cc (frok::child): Check for stackaddr here.
2850 (frok::parent): Set ch.stackaddr and ch.guardsize if not called from
2852 * init.cc (dll_entry): Replace pointer to NT_TIB with pointer to TEB.
2853 Fix incorrectly changed address test before removing _my_tls.
2854 Set StackLimit to NULL on Windows 2000. Explain why.
2855 * miscfuncs.cc (struct thread_wrapper_arg): Store stackbase rather
2856 than stacksize, store commitaddr, remove guardsize. Store all pointers
2857 as char * for easier address arithmetic.
2858 (thread_wrapper): Rewrite to remove OS stack before calling thread
2859 function. Add lots of comments to explain what we do.
2860 (CygwinCreateThread): Reserve our own stack in case we got no
2861 application stack. Add comments.
2862 * ntdll.h (struct _TEB): Extend defintion up to DeallocationStack
2864 * thread.cc (pthread_attr::pthread_attr): Use "(size_t) -1"
2865 rather then 0xffffffff.
2866 * wincap.h (wincaps::has_stack_size_param_is_a_reservation): New
2868 * wincap.cc: Implement above element throughout.
2870 2011-05-19 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
2872 * thread.cc: Mark psiginfo and psignal as available in list of
2873 optional cancellation points.
2875 2011-05-19 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
2877 * cygwin.din (__fpurge): Export.
2878 * posix.sgml (std-solaris): Add __fpurge.
2879 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
2881 2011-05-18 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
2883 * posix.sgml (std-susv4): Remove chroot, futimes, hstrerror.
2884 (std-deprec): Add chroot.
2885 (std-bsd): Add futimes, hstrerror.
2886 (std-notimpl): Add clock_nanosleep, nexttoward, nexttowardf.
2887 Remove initstate, which is implemented and listed in std-susv4.
2889 2011-05-17 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
2891 * cygwin.din (error): Export.
2892 (error_at_line): Export.
2893 (error_message_count): Export.
2894 (error_one_per_line): Export.
2895 (error_print_progname): Export.
2896 * errno.cc (error_message_count): Define.
2897 (error_one_per_line): Define.
2898 (error_print_progname): Define.
2899 (_verror): New static function.
2900 (error): New function.
2901 (error_at_line): New function.
2902 * posix.sgml (std-gnu): Add error, error_at_line.
2903 * include/error.h: New header.
2904 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
2906 2011-05-17 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
2908 * cygwin.din (clock_getcpuclockid): Export.
2909 (pthread_getcpuclockid): Export.
2910 * hires.h (PID_TO_CLOCKID): New macro.
2911 (CLOCKID_TO_PID): New macro.
2912 (CLOCKID_IS_PROCESS): New macro.
2913 (THREADID_TO_CLOCKID): New macro.
2914 (CLOCKID_TO_THREADID): New macro.
2915 (CLOCKID_IS_THREAD): New macro.
2916 * ntdll.h (enum _THREAD_INFORMATION_CLASS): Add ThreadTimes.
2917 * posix.sgml (std-notimpl): Add clock_getcpuclockid and
2918 pthread_getcpuclockid from here...
2919 (std-susv4): ... to here.
2920 (std-notes): Remove limitations of clock_getres and clock_gettime.
2921 Note limitation of timer_create to CLOCK_REALTIME.
2922 * sysconf.cc (sca): Set _SC_CPUTIME to _POSIX_CPUTIME, and
2923 _SC_THREAD_CPUTIME to _POSIX_THREAD_CPUTIME.
2924 * thread.cc (pthread_getcpuclockid): New function.
2925 * timer.cc (timer_create): Set errno to ENOTSUP for CPU-time clocks.
2926 * times.cc (clock_gettime): Handle CLOCK_PROCESS_CPUTIME_ID and
2927 CLOCK_THREAD_CPUTIME_ID.
2928 (clock_getres): Ditto.
2929 (clock_settime): Set errno to EPERM for CPU-time clocks.
2930 (clock_getcpuclockid): New function.
2931 * include/pthread.h (pthread_getcpuclockid): Declare.
2932 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
2934 2011-05-17 Corinna Vinschen <corinna@vinschen.de>
2936 * miscfuncs.cc (thread_wrapper): Remove unused _cygtls record.
2937 * mmap.cc (is_mmapped_region): Avoid crash if no mmaps exist.
2939 2011-05-16 Corinna Vinschen <corinna@vinschen.de>
2941 * globals.cc (__getlogin_username): Remove.
2942 * uinfo.cc (getlogin_r): Fetch username from cygheap.
2943 (getlogin): Add static buffer username and fetch username from
2946 2011-05-16 Corinna Vinschen <corinna@vinschen.de>
2948 * cygtls.h (struct _local_storage): Remove unused members rarg and
2949 _localtime_buf. Remove username in favor of a global buffer. Reorder
2950 slightly to keep the net.cc stuff together.
2951 * globals.cc (__getlogin_username): New global char buffer.
2952 * tlsoffsets.h: Regenerate.
2953 * uinfo.cc (getlogin): Copy username into __getlogin_username.
2955 2011-05-16 Corinna Vinschen <corinna@vinschen.de>
2957 * heap.cc (heap_init): Rewrite initial heap allocation to use addresses
2958 beyond 0x20000000. Explain why and how.
2959 * shared.cc (shared_info::heap_slop_size): Remove.
2960 * shared_info.h (class shared_info): Remove heap_slop_inited and
2961 heap_slop members. Remove heap_slop_size declaration.
2962 (CURR_SHARED_MAGIC): Update.
2963 * wincap.cc: Throughout, drop heapslop.
2964 * wincap.h (struct wincaps): Drop heapslop.
2966 2011-05-16 Corinna Vinschen <corinna@vinschen.de>
2968 * dcrt0.cc (child_info_fork::alloc_stack_hard_way): Check if the
2969 requested stack is application-provided within the user heap or an
2970 mmapped region. If so, just use it. Add comment to explain why.
2971 * miscfuncs.cc (thread_wrapper): If an application-provided stack
2972 has been given, implement cygtls area at the stackbase. Fix comment.
2973 * mmap.cc (is_mmapped_region): New function.
2974 * winsup.h (is_mmapped_region): Declare.
2976 2011-05-15 Corinna Vinschen <corinna@vinschen.de>
2978 * miscfuncs.cc (thread_wrapper): Add comments to assembler code.
2980 2011-05-15 Corinna Vinschen <corinna@vinschen.de>
2982 * cygwin.din (pthread_attr_getguardsize): Export.
2983 (pthread_attr_setguardsize): Export.
2984 (pthread_attr_setstack): Export.
2985 (pthread_attr_setstackaddr): Export.
2986 * init.cc (dll_entry): Remove wow64_test_stack_marker. Check for
2987 unusual stack address by testing stack addresses from current TEB.
2988 Check validity of _my_tls by testing if it's within the stack as
2989 given in current TEB.
2990 * miscfuncs.cc (struct thread_wrapper_arg): New structure used to
2991 push all required information to thread_wrapper function.
2992 (thread_wrapper): Wrapper function for actual thread function.
2993 If an application stack has been given, change %ebp and %esp so that
2994 the thread function runs on that stack. If the thread has been created
2995 by CygwinCreateThread, set up the POSIX guard pages if necessary.
2996 (CygwinCreateThread): New function.
2997 * miscfuncs.h (CygwinCreateThread): Declare.
2998 * ntdll.h (struct _TEB): Define all members up to Peb.
2999 * posix.sgml (std-susv4): Move pthread_attr_getguardsize,
3000 pthread_attr_setguardsize and pthread_attr_setstack here.
3001 (std-deprec): Add pthread_attr_setstackaddr.
3002 * sysconf.cc (sca): Set _SC_THREAD_ATTR_STACKADDR to
3003 _POSIX_THREAD_ATTR_STACKADDR.
3004 * thread.cc (pthread::precreate): Copy pthread_attr stackaddr and
3006 (pthread::create): Call CygwinCreateThread.
3007 (pthread_attr::pthread_attr): Initialize guardsize.
3008 (pthread_attr_setstack): New function.
3009 (pthread_attr_setstackaddr): New function.
3010 (pthread_attr_setguardsize): New function.
3011 (pthread_attr_getguardsize): New function.
3012 (pthread_getattr_np): Copy attr.guardsize.
3013 * thread.h (pthread_attr): Add member guardsize.
3014 * include/pthread.h (pthread_attr_getguardsize): Declare.
3015 (pthread_attr_setguardsize): Declare.
3016 * include/cygwin/version.h: Bump API minor number.
3018 2011-05-13 Corinna Vinschen <corinna@vinschen.de>
3020 * fhandler_process.cc (struct heap_info::heap): Convert base to
3021 uintptr_t. Add heap_id, end, flags members.
3022 (heap_info::heap_vm_chunks): Rename from heaps.
3023 (heap_info::heap_info): Rearrange using RtlQueryProcessDebugInformation
3024 to get information of heap virtual memory blocks. Store heap id and
3025 flags, as well as end address of each block.
3026 (heap_info::fill_if_match): Check incoming base address against full
3027 address range of heap chunks. Convert flag values in extra heap
3029 (format_process_maps): Change order so that heap check is done before
3030 MEM_MAPPED check since there are shareable heaps.
3031 * ntdll.h (PDI_HEAP_BLOCKS): Define.
3032 (HEAP_FLAG_NOSERIALIZE): Define.
3033 (HEAP_FLAG_GROWABLE): Define.
3034 (HEAP_FLAG_EXCEPTIONS): Define.
3035 (HEAP_FLAG_NONDEFAULT): Define.
3036 (HEAP_FLAG_SHAREABLE): Define.
3037 (HEAP_FLAG_EXECUTABLE): Define.
3038 (HEAP_FLAG_DEBUGGED): Define.
3039 (struct _DEBUG_HEAP_ARRAY): Define.
3040 (struct _DEBUG_HEAP_BLOCK): Define.
3042 2011-05-12 Corinna Vinschen <corinna@vinschen.de>
3044 Based on newlib patch to strptime by Peter Rosin <peda@lysator.liu.se>:
3045 * libc/time/strptime.c (is_leap_year): New static function.
3047 (__strptime): Fill in tm_yday when all of tm_year, tm_mon and tm_mday
3048 are updated. Fill in tm_mon, tm_mday and tm_wday when both of tm_year
3049 and tm_yday are updated.
3051 2011-05-12 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
3053 * fhandler_proc.cc (format_proc_meminfo): Rewrite to use sysinfo().
3054 Support RAM and swap space larger than 4GB.
3055 Remove output elements not found with modern Linux kernels.
3056 (format_proc_swaps): Support paging files larger than 4GB.
3058 2011-05-11 Corinna Vinschen <corinna@vinschen.de>
3060 * autoload.cc: Remove useless comment.
3062 2011-05-11 Corinna Vinschen <corinna@vinschen.de>
3064 * autoload.cc (EnumProcessModules): Remove.
3065 * dlfcn.cc (dlopen): Make sure errno is set if an error occurs.
3066 (dlsym): Rewrite using RtlQueryProcessDebugInformation instead of
3068 * ntdll.h (struct _DEBUG_MODULE_ARRAY): Define.
3069 (RtlCreateQueryDebugBuffer): Declare.
3070 (RtlDestroyQueryDebugBuffer): Declare.
3071 (RtlQueryProcessDebugInformation): Declare.
3073 2011-05-11 Corinna Vinschen <corinna@vinschen.de>
3075 * autoload.cc (GetModuleFileNameExW): Remove.
3076 * autoload.cc (GetModuleInformation): Remove.
3078 2011-05-11 Corinna Vinschen <corinna@vinschen.de>
3080 * autoload.cc (QueryWorkingSet): Remove.
3082 2011-05-11 Ryan Johnson <ryan.johnson@cs.utoronto.ca>
3084 * fhandler_process.cc (format_process_maps): Rework to report
3085 all mapped address space in a process (committed or reserved),
3086 identifying the nature of the mapping (mapped file/image, heap,
3087 shared memory) when possible.
3088 (dos_drive_mappings): New helper classes.
3090 * ntdll.h (struct _MEMORY_SECTION_NAME): Define.
3092 2011-05-11 Corinna Vinschen <corinna@vinschen.de>
3094 * autoload.cc (GetProcessMemoryInfo): Remove.
3095 * resource.cc (fill_rusage): Call NtQueryInformationProcess rather than
3096 GetProcessMemoryInfo to drop a psapi dependency.
3098 2011-05-11 Corinna Vinschen <corinna@vinschen.de>
3100 * fhandler_socket.cc (get_inet_addr): Rearrange for better readability.
3101 Make waiting loop interruptible and cancelable. Check for SYSTEM DOS
3102 flag before reading the file. Change return value to return 0 on
3103 success, SOCKET_ERROR on failure.
3104 (fhandler_socket::bind): Only set R/O DOS flag on filesystems not
3106 (fhandler_socket::connect): Accommodate changed return values from
3107 get_inet_addr. Use SOCKET_ERROR instead of -1.
3108 (fhandler_socket::sendto): Accommodate changed return values from
3110 * syslog.cc (connect_syslogd): Ditto.
3112 2011-05-10 Christian Franke <franke@computer.org>
3114 * security.cc (check_registry_access): Handle missing
3115 security descriptor of HKEY_PERFORMANCE_DATA.
3117 2011-05-10 Corinna Vinschen <corinna@vinschen.de>
3119 * lc_msg.h: Regenerate.
3121 2011-05-10 Corinna Vinschen <corinna@vinschen.de>
3123 * fhandler_proc.cc (format_proc_uptime): Don't call GetSystemInfo.
3124 Fetch CPU count from wincap.
3125 (format_proc_stat): Ditto.
3126 * globals.cc (system_info): Move to wincap.
3127 * heap.cc (heap_init): Fetch page size from wincap.
3128 * syscalls.cc (getpagesize): Fetch allocation granularity from wincap.
3129 (getsystempagesize): Fetch page size from wincap.
3130 * wincap.cc (wincap_2003): Default is_server to false.
3131 (wincapc::init): Call GetSystemInfo here. Always set is_server value.
3132 * wincap.h (class wincapc): Add system_info as private member.
3133 (wincapc::cpu_count): New public method.
3134 (wincapc::page_size): Ditto.
3135 (wincapc::allocation_granularity): Ditto.
3137 2011-05-10 Corinna Vinschen <corinna@vinschen.de>
3139 * environ.cc (set_chunksize): Remove.
3140 (parse_thing): Remove forkchunk entry.
3141 * fork.cc (child_copy): Drop handling external chunksize setting.
3142 * wincap.cc: Througout, drop chunksize.
3143 (wincapc::set_chunksize): Remove.
3144 * wincap.h (struct wincaps): Drop chunksize and declaration of
3147 2011-05-08 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
3149 * times.cc (settimeofday): Add EFAULT handler.
3150 Set errno to EINVAL if tv.tv_nsec is invalid, and to EPERM if
3151 SetSystemTime fails. Return -1 in case of failure, all for
3152 compatibility with BSD and Linux.
3153 (clock_settime): New function.
3154 * cygwin.din (clock_settime): Export.
3155 * posix.sgml (std-susv4): Add clock_settime.
3156 Move clock_setres from here...
3157 (std-deprec): ... to here.
3158 (std-notes): Correct limitation of clock_setres to only CLOCK_REALTIME.
3159 Add limitation of clock_settime to only CLOCK_REALTIME.
3160 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
3162 2011-05-07 Corinna Vinschen <corinna@vinschen.de>
3164 * registry.cc (get_registry_hive_path): Change system_printf to
3166 (load_registry_hive): Ditto.
3168 2011-05-06 Christopher Faylor <me.cygwin2011@cgf.cx>
3170 * fhandler.h (fhandler_base::close_with_arch): Make non-virtual.
3171 (fhandler_base::open_fs): Move closer to it's close counterpart.
3173 2011-05-06 Christopher Faylor <me.cygwin2011@cgf.cx>
3175 * fhandler.cc (fhandler_base::dup): Avoid duping a handle when an
3176 fhandler has an archetype.
3177 * fhandler_console.cc (fhandler_console::invisible_console): Move to
3179 (fhandler_console::set_close_on_exec): Don't set close-on-exec on
3180 handle since it's an archetype and you don't know how many things could
3183 2011-05-06 Christopher Faylor <me.cygwin2011@cgf.cx>
3185 * fhandler.h (fhandler_dev_dsp): Cosmetic change.
3187 * fhandler_tty.cc (fhandler_pty_master::process_slave_output): Put back
3188 Sleep(10) for tty_master case.
3190 * sigproc.cc (stopped_or_terminated): Don't consider a pid which has
3191 been reaped to be terminated.
3193 2011-05-06 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
3195 * sysconf.cc (sysinfo): New function.
3196 * cygwin.din (sysinfo): Export.
3197 * posix.sgml (std-gnu): Add sysinfo.
3198 * include/sys/sysinfo.h (struct sysinfo): Define.
3200 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
3202 2011-05-06 Corinna Vinschen <corinna@vinschen.de>
3204 * libc/minires-os-if.c (get_dns_info): Drop printing uninitialized
3205 value of dwRetVal in debug output.
3207 2011-05-06 Corinna Vinschen <corinna@vinschen.de>
3209 * fhandler.h (fhandler_socket::read): Declare.
3210 (fhandler_socket::write): Declare.
3211 * fhandler_procsys.cc (fhandler_procsys::read): Add FIXME comment.
3212 (fhandler_procsys::write): Ditto.
3213 * fhandler_socket.cc (fhandler_socket::read): New method.
3214 (fhandler_socket::write): New method.
3215 * syscalls.cc: Rearrange order of read/write functions.
3216 (read): Call fhandler read method directly instead of just readv.
3217 (readv): Remove EINTR loop. This is done in all affected fhandler's
3219 (write): Call fhandler write method directly instead of just writev.
3222 2011-05-05 Christopher Faylor <me.cygwin2011@cgf.cx>
3224 * cygheap.cc (cygheap::close_ctty): Close ctty via close_with_arch().
3225 * debug.cc (close_handle): Call debugger on failure.
3226 * devices.in (device::tty_to_real_device): Delete.
3227 * devices.h (device::tty_to_real_device): Ditto.
3228 * devices.cc: Regenerate.
3229 * dtable.cc: Delete old ifdef'ed vfork code.
3230 (dtable::release): Don't handle archetype here.
3231 (dtable::init_std_file_from_handle): Consolidate console tests.
3232 Generate major/minor for tty ASAP. Fix incorrect setting of DEV_TTYS*
3234 (fh_alloc): New function derived from build_fh_pc. Pass current tty
3236 (build_pc_pc): Use fh_alloc to create. Set name from fh->dev if
3237 appropriate. Generate an archetype or point to one here.
3238 (dtable::dup_worker): Deal with archetypes. Rely on = operator copying
3239 whole class rather than just fhandler_base.
3240 (dtable::fixup_after_exec): Call close_with_arch to handle closing of
3241 fhandlers with archetypes.
3242 * fhandler.cc (fhandler_base::operator =): Call memcpy with fhandler's
3243 size() rather than sizeof fhandler_base.
3244 (fhandler_base::open_with_arch): New function. Handles opening of
3245 fhandler's with archetypes, dealing with usecounts, etc.
3246 (fhandler_base::close_with_arch): Ditto for close.
3247 * fhandler.h: Many changes for archetypes.
3248 (fhandler_base::set_name): Set both normalized path and regular path.
3249 (fhandler_base::open_with_arch): New function.
3250 (fhandler_base::open_setup): Ditto.
3251 (fhandler_base::use_archetype): Ditto.
3252 (fhandler_base::_archetype_usecount): Ditto.
3253 (fhandler_*::size): Ditto.
3254 (fhandler_dev_tape::open): Remove virtual decoration.
3255 (fhandler_console::use_archetype): New function. Return true.
3256 (fhandler_console::open_setup): New function.
3257 (fhandler_console::dup): Delete.
3258 (fhandler_tty_slave::fhandler_tty_slave): Redeclare to take an
3260 (fhandler_tty_slave::use_archetype): New function. Return true.
3261 (fhandler_tty_slave::cleanup): New function.
3262 (fhandler_pty_master::use_archetype): New function. Return true.
3263 (fhandler_pty_master::cleanup): New function.
3264 (fhandler_pty_master::is_tty_master): New function. Return false.
3265 (fhandler_tty_master::is_tty_master): New function. Return true.
3266 (fhandler_dev_dsp::fhandler_dev_dsp): New function. Return true.
3267 (report_tty_counts): Only report on archetype's usecount if there is
3269 * fhandler_console.cc (fhandler_console::get_tty_stuff): Remove
3270 handling of setsid, set_ctty, set_flags, and manage_console_count.
3271 (fhandler_console::open_setup): New function. Implement functionality
3272 removed from get_tty_stuff.
3273 (fhandler_console::dup): Delete.
3274 (fhandler_console::output_tcsetattr): Set errno on error.
3275 (fhandler_console::fhandler_console): Set device early.
3276 (fhandler_console::init): Use open_with_arch to open console handles.
3277 (fhandler_console::fixup_after_fork_exec): Nuke most of the stuff for
3278 dealing with console handles.
3279 * fhandler_dsp.cc (fhandler_dev_dsp::open): Remove archetype handling.
3280 (fhandler_dev_dsp::write): Ditto.
3281 (fhandler_dev_dsp::read): Ditto.
3282 (fhandler_dev_dsp::close): Ditto.
3283 (fhandler_dev_dsp::dup): Ditto.
3284 (fhandler_dev_dsp::ioctl): Ditto.
3285 (fhandler_dev_dsp::fixup_after_fork): Ditto.
3286 (fhandler_dev_dsp::fixup_after_exec): Ditto.
3287 * fhandler_tty.cc (fhandler_tty_common::__acquire_output_mutex): Add a
3288 little more debugging.
3289 (fhandler_tty_common::__release_output_mutex): Ditto.
3290 (fhandler_pty_master::process_slave_output): Ditto. Don't do signal
3291 handling or pthread_cancel handling in the tty master thread.
3292 (process_output): Minor reorg.
3293 (fhandler_tty_slave::fhandler_tty_slave): Set device based on new ntty
3295 (fhandler_tty_slave::open): Remove archetype handling. Move some
3296 processing into open_setup().
3297 (fhandler_tty_slave::open_setup): New function.
3298 (fhandler_tty_slave::cleanup): New function.
3299 (fhandler_tty_slave::close): Remove archetype handling. Move some
3300 processing into cleanup().
3301 (fhandler_tty_slave::init): Rename argument from f to h. Open device
3302 using open_with_arch(). Remove archetype handling.
3303 (fhandler_pty_master::dup): Ditto.
3304 (fhandler_pty_master::open): Ditto.
3305 (fhandler_pty_master::close): Ditto. Move some handling to cleanup().
3306 (fhandler_pty_master::cleanup): New function.
3307 (fhandler_tty_master::init_console): Give unique name to captive
3309 * pinfo.cc (_pinfo::set_ctty): Rename argument from arch to fh.
3310 Eliminate archetype assumption.
3311 * syscalls.cc (close_all_files): Use close_with_arch for closing.
3312 (open): Use open_with_arch() rather than open().
3313 (close): Use close_with_arch() rather than close().
3315 2011-05-05 Corinna Vinschen <corinna@vinschen.de>
3317 * pinfo.h (class push_process_state): New class to push a process state
3318 flag temporarily into myself->process_state.
3319 * fhandler_console.cc (fhandler_console::read): Add push_process_state
3321 (fhandler_console::write): Call bg_check from here. Add
3322 push_process_state handler.
3323 * fhandler_tty.cc (fhandler_tty_slave::write): Ditto.
3324 (fhandler_tty_slave::read): Ditto.
3325 (fhandler_pty_master::write): Ditto.
3326 (fhandler_pty_master::read): Ditto.
3327 * syscalls.cc (readv): Remove bg_check call and setting process state.
3330 2011-05-05 Corinna Vinschen <corinna@vinschen.de>
3332 * syscalls.cc (readv): Add myfault handler. Don't check repeatedly
3333 open state of file handler. Streamline loop.
3334 (writev): Add myfault handler.
3336 2011-05-05 Christopher Faylor <me.cygwin2011@cgf.cx>
3338 * fhandler.cc (fhandler_base_overlapped::raw_read): Rename from
3340 (fhandler_base_overlapped::raw_e): Rename from write_overlapped.
3341 * fhandler.h (fhandler_*::raw_read): Add reparm decoration.
3342 (fhandler_*::raw_write): Ditto.
3343 (fhandler_base_overlapped::raw_read): Rename from read_overlapped.
3344 (fhandler_base_overlapped::raw_write): Rename from write_overlapped.
3345 (fhandler_pipe::raw_read): Delete.
3346 (fhandler_pipe::raw_write): Ditto.
3347 (fhandler_mailslot::raw_read): Ditto.
3348 * fhandler_fifo.cc (fhandler_fifo::raw_read): Reflect read_overlapped
3350 (fhandler_fifo::raw_write): Ditto.
3351 * fhandler_mailslot.cc (fhandler_mailslot::raw_read): Delete.
3352 (fhandler_mailslot::raw_write): Reflect read_overlapped -> raw_read
3354 * pipe.cc (fhandler_pipe::raw_read): Delete.
3355 (fhandler_pipe::raw_write): Ditto.
3357 2011-05-05 Christopher Faylor <me.cygwin2011@cgf.cx>
3359 * fork.cc (fork): Clear PID_REAPED.
3360 * pinfo.cc (pinfo_init): Ditto.
3361 (pinfo::init): Check for PID_REAPED.
3362 * sigproc.cc (stopped_or_terminated): Ditto.
3364 2011-05-05 Christopher Faylor <me.cygwin2011@cgf.cx>
3366 * pinfo.cc (_pinfo::exists): Check for PID_REAPED.
3368 2011-05-05 Corinna Vinschen <corinna@vinschen.de>
3370 * fhandler_disk_file.cc (fhandler_disk_file::pread): Correctly return
3371 with errno set to EBADF if file open mode is incorrect.
3372 (fhandler_disk_file::pwrite): Ditto.
3374 2011-05-05 Corinna Vinschen <corinna@vinschen.de>
3376 * fhandler.cc (is_at_eof): Drop static storage class. Drop err
3377 parameter since we don't change the Win32 error here anymore.
3378 (fhandler_base::raw_read): Accommodate change to is_at_eof.
3380 * fhandler_disk_file.cc (fhandler_disk_file::pread): In binary mode use
3381 direct call to NtReadFile, rather than lseek/read.
3382 (fhandler_disk_file::pwrite): In binary mode use direct call to
3383 NtWriteFile, rather than lseek/write.
3385 2011-05-05 Corinna Vinschen <corinna@vinschen.de>
3387 * dcrt0.cc (dll_crt0_1): Reset locale to "C" even when dynamically
3390 2011-05-05 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
3392 * posix.sgml (std-notimpl): Remove bsd_signal, setcontext, and
3393 swapcontext, marked obsolete in SUSv3 and not present in SUSv4.
3395 2011-05-05 Christian Franke <franke@computer.org>
3397 * fhandler_registry.cc (fhandler_registry::exists): Fix regression
3399 (fhandler_registry::open): Fix "%val" case.
3401 2011-05-04 Christopher Faylor <me.cygwin2011@cgf.cx>
3403 * signal.cc (_pinfo::kill): Return success on kill(0) only if pid
3404 exists or is in PID_EXITED state. Report pid 0 when pid does not exist
3405 rather than pid -1. Make debug output reflect actual function call.
3406 * sigproc.cc (stopped_or_terminated): Set process state to reaped when
3407 we've finished waiting for it.
3408 * include/sys/cygwin.h (PID_REAPED): New enum.
3410 2011-05-04 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
3412 * cygwin.din (psiginfo): Export.
3414 (sys_siglist): Export.
3415 * posix.sgml (std-notimpl): Move psiginfo and psignal from here...
3416 (std-susv4): ... to here.
3417 (std-deprec): Add sys_siglist.
3418 * strsig.cc (sys_siglist): New array.
3419 (psiginfo): New function.
3420 * include/cygwin/signal.h (sys_siglist): Declare.
3421 (psiginfo): Declare.
3422 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
3424 2011-05-04 Christopher Faylor <me.cygwin2011@cgf.cx>
3426 * dll_list::detach (dll_list::detach): Avoid doing anything with detach
3427 during a failing fork.
3429 2011-05-04 Christopher Faylor <me.cygwin2011@cgf.cx>
3431 * dll_init.cc (dll_global_dtors): Avoid calling destructors during
3434 2011-05-04 Corinna Vinschen <corinna@vinschen.de>
3436 * fhandler.h (class fhandler_base): Remove uninterruptible_io status
3438 (fhandler_base::ready_for_read): Remove declaration.
3439 (fhandler_socket::ready_for_read): Ditto.
3440 (fhandler_pipe::ready_for_read): Ditto.
3441 (fhandler_tty_master::is_slow): Remove.
3442 * fhandler_console.cc (fhandler_console::open): Drop setting
3444 * fhandler_serial.cc (fhandler_serial::open): Ditto.
3445 * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Ditto.
3446 (fhandler_tty_master::init_console): Ditto.
3447 * pipe.cc (fhandler_pipe::fhandler_pipe): Ditto.
3448 (fhandler_pipe::open): Ditto.
3450 * select.cc (fhandler_pipe::ready_for_read): Remove.
3451 (fhandler_base::ready_for_read): Remove.
3452 * syscalls.cc (readv): Drop unneeded wait variable. Remove entire test
3453 which might lead to calling ready_for_read. Remove now unused label
3456 2011-05-04 Corinna Vinschen <corinna@vinschen.de>
3458 * fhandler.h (class fhandler_mailslot): Move down in file and change
3459 parent class to fhandler_base_overlapped. Remove declaration of
3460 method write. Add declaraiotns for raw_read and raw_write.
3461 * fhandler_mailslot.cc (fhandler_mailslot::fhandler_mailslot): Call
3462 fhandler_base_overlapped constructor.
3463 (fhandler_mailslot::fstat): Call fhandler_base_overlapped::fstat.
3464 (fhandler_mailslot::open): Drop FILE_SYNCHRONOUS_IO_NONALERT flag from
3466 (fhandler_mailslot::raw_read): New method.
3467 (fhandler_mailslot::raw_write): Ditto. Take over length algorithm from
3468 former write method.
3469 (fhandler_mailslot::write): Remove.
3470 (fhandler_mailslot::ioctl): Call fhandler_base_overlapped::ioctl.
3472 2011-05-04 Corinna Vinschen <corinna@vinschen.de>
3474 * fhandler.h (fhandler_dev_tape::_lock): Add bool parameter.
3475 * fhandler_tape.cc (lock): Call _lock with false argument.
3476 (_lock): Take bool cancelable parameter. Handle O_NONBLOCK.
3477 Make cancelable if cancelabe parameter is true.
3478 (fhandler_dev_tape::raw_read): Call _lock with true argument.
3479 (fhandler_dev_tape::raw_write): Ditto.
3481 2011-05-04 Corinna Vinschen <corinna@vinschen.de>
3483 * fhandler_dsp.cc (fhandler_dev_dsp::Audio): Add fh member.
3484 (fhandler_dev_dsp::Audio_out::Audio_out): Take pointer to encapsulating
3485 fhandler_dev_dsp as parameter.
3486 (fhandler_dev_dsp::Audio_in::Audio_in): Ditto.
3487 (fhandler_dev_dsp::Audio::Audio): Take pointer to encapsulating
3488 fhandler_dev_dsp as parameter and store in fh.
3489 (fhandler_dev_dsp::Audio_out::write): Change return type to int and
3490 return number of bytes written. Return -1 if waitforspace returns false
3491 and no bytes have been written so far.
3492 (fhandler_dev_dsp::Audio_out::waitforspace): Change return type to bool.
3493 Handle O_NONBLOCK. Make waiting loop interruptible and cancelable.
3494 Return false in any of these cases, otherwise true.
3495 (fhandler_dev_dsp::Audio_in::read): Set returned nBytes to -1 if
3496 waitfordata returns false and nothing has been read so far.
3497 (fhandler_dev_dsp::Audio_in::waitfordata): Change return type to bool.
3498 Handle O_NONBLOCK. Make waiting loop interruptible and cancelable.
3499 Return false in any of these cases, otherwise true.
3500 (fhandler_dev_dsp::write): Call Audio_out constructor with this as
3502 (fhandler_dev_dsp::read): Call Audio_in constructor with this as
3505 2011-05-04 Christopher Faylor <me.cygwin2011@cgf.cx>
3507 * thread.h (pthread::static_cancel_self): Mark as noreturn.
3508 (pthread::cancel_self): Ditto.
3509 * thread.cc (pthread::cancel_self): Explicitly use pthread::exit to
3510 avoid a "function returns" error.
3512 2011-05-04 Christopher Faylor <me.cygwin2011@cgf.cx>
3514 * pinfo.h (pinfo::pinfo): Set procinfo to NULL to avoid potential
3515 cleanup of uninitialized garbage. (Suggested by Ryan Johnson)
3517 2011-05-03 Corinna Vinschen <corinna@vinschen.de>
3519 * select.cc (cygwin_select): Make degenerate case cancelable.
3520 (select_stuff::destroy): New inline method to delete memory taken
3522 (select_stuff::~select_stuff): Call destroy.
3523 (select_stuff::wait): Add case to allow canceling select.
3524 * select.h (select_stuff::destroy): Declare.
3525 * thread.cc: Mark poll, pselect and poll as cancelable.
3527 2011-05-03 Corinna Vinschen <corinna@vinschen.de>
3529 * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Make
3530 cancelable. Remove test for main thread, always add signal_arrived
3533 2011-05-03 Corinna Vinschen <corinna@vinschen.de>
3535 * fhandler_tty.cc (fhandler_tty_slave::read): Set WFMO timeout to 0 for
3536 nonblocking case. Drop useless waiter variable. Rewrite wait for
3537 input_available_event to use a switch statement. Handle timeout and
3538 failure more gracefully. Make restartable and cancelable. Rewrite
3539 wait for input_mutex to use WFMO and a switch statement. Handle
3540 timeout and failure more gracefully. Make restartable and cancelable.
3542 2011-05-02 Christopher Faylor <me.cygwin2011@cgf.cx>
3544 * signal.cc (_pinfo::kill): Avoid referencing 'pid' after ESRCH.
3546 2011-05-02 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
3548 * cygwin.din (pthread_attr_getstack): Export.
3549 (pthread_attr_getstackaddr): Export.
3550 (pthread_getattr_np): Export.
3551 * ntdll.h (enum _THREAD_INFORMATION_CLASS): Add ThreadBasicInformation.
3552 (struct _THREAD_BASIC_INFORMATION): Define.
3553 (NtQueryInformationThread): Declare.
3554 * posix.sgml (std-susv4): Add pthread_attr_getstack.
3555 (std-gnu): Add pthread_getattr_np.
3556 (std-deprec): Add pthread_attr_getstackaddr.
3557 (std-notimpl): Remove pthread_attr_[gs]etstackaddr, as they were
3559 * thread.cc (pthread_attr::pthread_attr): Initialize stackaddr.
3560 (pthread_attr_getstack): New function.
3561 (pthread_attr_getstackaddr): New function.
3562 (pthread_attr_setstacksize): Return EINVAL if passed size less than
3563 PTHREAD_STACK_MIN, as required by POSIX.
3564 (pthread_getattr_np): New function.
3565 * thread.h (class pthread_attr): Add stackaddr member.
3566 * include/pthread.h (pthread_attr_getstack): Declare.
3567 (pthread_attr_getstackaddr): Declare unconditionally.
3568 (pthread_attr_setstack): Declare inside false conditional for reference.
3569 (pthread_getattr_np): Declare.
3570 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
3572 2011-05-02 Christopher Faylor <me.cygwin2011@cgf.cx>
3574 * Makefile.in: Allow CFLAGS to be overridden from the environment.
3576 2011-05-02 Corinna Vinschen <corinna@vinschen.de>
3578 * thread.cc (cancelable_wait): Remove test for main thread.
3579 * fhandler_fifo.cc (fhandler_fifo::open_nonserver): Ditto.
3581 2011-05-02 Corinna Vinschen <corinna@vinschen.de>
3583 * fhandler_tty.cc (andler_pty_master::process_slave_output): Make
3584 interruptible and cancelable. Fix nonblocking case.
3586 2011-05-02 Corinna Vinschen <corinna@vinschen.de>
3588 * fhandler_console.cc (fhandler_console::read): Make restartable and
3591 2011-05-02 Christopher Faylor <me.cygwin2011@cgf.cx>
3593 * strace.cc (strace::vprntf): Avoid closing unopened handle.
3595 2011-05-02 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
3597 * sysconf.cc (sca): Set _SC_SPIN_LOCKS to _POSIX_SPIN_LOCKS.
3599 2011-05-02 Christopher Faylor <me.cygwin2011@cgf.cx>
3601 * dll_init.cc (dll_list::alloc): Reset 'p' in forked process.
3603 * select.cc (select_stuff::wait): Move cleanup() closer to WFMO to
3604 minimize unavoidable (?) race.
3606 2011-05-02 Corinna Vinschen <corinna@vinschen.de>
3608 * fhandler_serial.cc (fhandler_serial::raw_read): Add restartability
3609 after a signal. Add cancelability.
3610 (fhandler_serial::raw_write): Wait for write to succeed if O_NONBLOCK
3611 is not set. Add signal handling and cancelability.
3613 2011-05-01 Corinna Vinschen <corinna@vinschen.de>
3615 * fhandler_windows.cc (fhandler_windows::read): Use
3616 pthread::get_cancel_event to fetch thread's cancel event.
3617 * flock.cc (lf_setlock): Ditto.
3618 * posix_ipc.cc (ipc_cond_timedwait): Ditto.
3619 * thread.cc (pthread::get_cancel_event): New static method.
3620 * thread.h (pthread::get_cancel_event): Declare.
3622 2011-05-01 Corinna Vinschen <corinna@vinschen.de>
3624 * libc/minires-os-if.c (get_dns_info): Remove unnecessary test for
3625 existence of DnsQuery_A.
3627 2011-05-01 Corinna Vinschen <corinna@vinschen.de>
3629 Throughout, use user32 UNICODE functions rather than ANSI functions.
3630 * autoload.cc: Convert all definitions for ANSI user32 functions to
3631 definitions for the corresponding UNICODE function.
3632 (SendMessageA): Remove.
3633 (SendNotifyMessageW): Define.
3634 * fhandler.h (fhandler_windows::is_slow): Remove.
3635 * fhandler_windows.cc (fhandler_windows::write): Use SendNotifyMessageW
3636 call rather than SendMessage to make function always return immediately.
3637 (fhandler_windows::read): Make function interruptible and a cancellation
3638 point. Handle O_NONBLOCK.
3639 * select.cc (peek_serial): Don't wait for signal_arrived here.
3640 * window.cc (wininfo::winthread): Call CreateWindowExW directly rather
3641 than CreateWindow wrapper.
3643 2011-05-01 Corinna Vinschen <corinna@vinschen.de>
3645 * net.cc (fdsock): Drop setting uninterruptible_io to true.
3647 2011-05-01 Corinna Vinschen <corinna@vinschen.de>
3649 * fhandler.h (fhandler_socket::is_slow): Remove.
3651 2011-04-30 Corinna Vinschen <corinna@vinschen.de>
3653 * fcntl.cc (fcntl64): Call pthread_testcancel.
3654 * fhandler_socket.cc (fhandler_socket::connect): Ditto.
3655 (fhandler_socket::accept4): Ditto.
3656 (fhandler_socket::recvfrom): Ditto.
3657 (fhandler_socket::recvmsg): Ditto.
3658 (fhandler_socket::sendto): Ditto.
3659 (fhandler_socket::sendmsg): Ditto.
3660 * flock.cc (lf_setlock): Allow to cancel thread running blocking
3661 file lock. Try to make code more readable.
3662 (lockf): Call pthread_testcancel.
3663 * mmap.cc (msync): Ditto.
3664 * posix_ipc.cc (ipc_cond_timedwait): Call pthread::static_cancel_self
3665 rather than pthread_testcancel.
3666 * select.cc (cygwin_select): Call pthread_testcancel.
3667 * syscalls.cc (pread): Ditto.
3674 * termios.cc (tcdrain): Ditto.
3675 * thread.cc: Align list of cancellation points with above changes.
3676 Mark not-implemented functions, too.
3677 (cancelable_wait): Don't set unused object indices to WAIT_FAILED
3678 since that could result in wrong behaviour. Set them to the invalid
3679 value WAIT_TIMEOUT + 1 instead.
3681 2011-04-30 Corinna Vinschen <corinna@vinschen.de>
3683 * thread.h (class pthread): Add bool member canceled.
3684 * thread.cc (pthread::pthread): Initialize canceled to false.
3685 (pthread::cancel): Set canceled before setting cancel_event.
3686 (pthread::testcancel): Check for canceled. Only wait for cancel_event
3687 if canceled is true. Explain why.
3688 (pthread::_fixup_after_fork): Set canceled to false.
3690 2011-04-29 Corinna Vinschen <corinna@vinschen.de>
3692 * errno.cc (errmap): Sort. Map ERROR_EXE_MACHINE_TYPE_MISMATCH to
3695 2011-04-29 Corinna Vinschen <corinna@vinschen.de>
3697 * thread.cc: Update comment listing cancellation points per POSIX.
3699 2011-04-29 Corinna Vinschen <corinna@vinschen.de>
3701 * advapi32.cc: Add comment.
3704 (AddAccessAllowedAce): Remove.
3705 (AddAccessDeniedAce): Remove.
3706 (MakeSelfRelativeSD): Remove.
3707 * flock.cc: Replace above functions throughout with their ntdll.dll
3709 * sec_acl.cc: Ditto.
3710 * sec_auth.cc: Ditto.
3711 * sec_helper.cc: Ditto.
3712 * security.cc: Ditto.
3713 * security.h: Ditto.
3714 (RtlEqualSid): Declare. Explain why.
3715 (RtlCopySid): Ditto.
3717 2011-04-29 Corinna Vinschen <corinna@vinschen.de>
3719 * advapi32.cc (AccessCheck): Remove.
3720 (PrivilegeCheck): Remove.
3721 (OpenThreadToken): Remove.
3722 * fhandler_tty.cc: Replace above functions throughout with their
3723 ntdll.dll equivalent.
3724 * security.cc: Ditto.
3726 2011-04-29 Corinna Vinschen <corinna@vinschen.de>
3728 * ntdll.h (IsEventSignalled): New inline function.
3729 * cygthread.cc (cygthread::terminate_thread): Use IsEventSignalled in
3730 place of WaitForSingleObject on event with 0 timeout.
3731 * fhandler.cc (fhandler_base_overlapped::has_ongoing_io): Ditto.
3732 * fhandler_fifo.cc (fhandler_fifo::open_nonserver): Ditto.
3733 (fhandler_fifo::wait): Ditto.
3734 * fhandler_termios.cc (fhandler_termios::bg_check): Ditto.
3735 * select.cc (verify_tty_slave): Ditto.
3736 * thread.cc (pthread::testcancel): Ditto.
3738 2011-04-29 Corinna Vinschen <corinna@vinschen.de>
3740 * advapi32.cc (GetTokenInformation): Remove.
3741 (SetTokenInformation): Remove.
3742 * grp.cc: Replace above functions throughout with their ntdll.dll
3744 * sec_auth.cc: Ditto.
3745 * syscalls.cc: Ditto.
3748 2011-04-29 Corinna Vinschen <corinna@vinschen.de>
3750 * posix_ipc.cc (ipc_cond_timedwait): Only wait for pthread's
3751 cancel_event if thread's cancelability isn't disabled.
3753 2011-04-28 Corinna Vinschen <corinna@vinschen.de>
3755 * advapi32.cc (SetSecurityDescriptorDacl): Remove.
3756 (SetSecurityDescriptorGroup): Remove.
3757 (SetSecurityDescriptorOwner): Remove.
3758 * pinfo.cc: Replace above functions throughout with their ntdll.dll
3760 * sec_acl.cc: Ditto.
3761 * sec_helper.cc: Ditto.
3762 * security.cc: Ditto.
3764 * sec_helper.cc (__sec_user): Remove old comment.
3766 2011-04-28 Corinna Vinschen <corinna@vinschen.de>
3768 * posix_ipc.cc (ipc_cond_timedwait): Also wait for pthread's
3769 cancel_event, if any. Call pthread_testcancel if cancel_event has been
3772 2011-04-28 Corinna Vinschen <corinna@vinschen.de>
3774 * posix_ipc.cc (ipc_cond_timedwait): Remove pthread_testcancel calls.
3775 (_mq_send): Add pthread_testcancel call at start of function.
3776 (_mq_receive): Ditto.
3778 2011-04-28 Corinna Vinschen <corinna@vinschen.de>
3780 * cygerrno.h (geterrno_from_nt_status): Declare.
3781 * errno.cc (geterrno_from_nt_status): Define.
3782 * flock.cc: Fix copyright dates.
3783 * ntdll.h (enum _TIMER_TYPE): Define.
3784 (PTIMER_APC_ROUTINE): Define.
3785 (NtCancelTimer): Declare.
3786 (NtCreateTimer): Declare.
3787 (NtSetTimer): Declare.
3788 * posix_ipc.cc (ipc_cond_timedwait): Rewrite to make interruptible and
3789 restartable. Call pthread_testcancel in case of timeout to enable
3790 pthread_cancel on waiting thread. Replace WFMO timeout with waiting
3791 for a waitable timer. Explain why. Replace single call to WFMO with
3792 two calls, one for the event, one for the mutex. Don't lock mutex in
3794 (ipc_cond_signal): Make void function.
3795 (ipc_cond_close): Ditto.
3796 (_mq_send): Immediately return -1 in case of error from
3798 (_mq_receive): Ditto.
3800 2011-04-28 Corinna Vinschen <corinna@vinschen.de>
3802 * advapi32.cc (GetSecurityDescriptorDacl): Remove.
3803 (GetSecurityDescriptorGroup): Remove.
3804 (GetSecurityDescriptorOwner): Remove.
3805 * sec_acl.cc: Replace above functions throughout with their ntdll.dll
3806 equivalent. Remove redundant debug output.
3807 * sec_auth.cc: Ditto.
3808 * security.cc: Ditto.
3811 2011-04-28 Corinna Vinschen <corinna@vinschen.de>
3813 * advapi32.cc (InitializeAcl): Remove.
3815 (FindFirstFreeAce): Remove.
3817 (InitializeSecurityDescriptor): Remove.
3818 (OpenProcessToken): Remove.
3819 * dcrt0.cc: Replace above functions throughout with their ntdll.dll
3821 * fhandler_tty.cc: Ditto.
3823 * pinfo.cc: Ditto. Drop unnecessary error handling.
3824 * sec_acl.cc: Ditto.
3825 * sec_auth.cc: Ditto.
3826 * sec_helper.cc: Ditto.
3827 * security.cc: Ditto.
3829 2011-04-28 Corinna Vinschen <corinna@vinschen.de>
3831 * advapi32.cc (InitializeSid): Remove.
3832 (EqualPrefixSid): Remove.
3833 (GetLengthSid): Remove.
3834 (GetSidSubAuthority): Remove.
3835 (GetSidSubAuthorityCount): Remove.
3836 (GetSidIdentifierAuthority): Remove.
3837 * fhandler_disk_file.cc: Replace above functions throughout with their
3838 ntdll.dll equivalent.
3839 * sec_auth.cc: Ditto.
3840 * sec_helper.cc: Ditto.
3841 * security.cc: Ditto.
3843 2011-04-28 Corinna Vinschen <corinna@vinschen.de>
3845 * advapi32.cc (AllocateLocallyUniqueId): Remove.
3846 * fhandler_disk_file.cc (fhandler_base::open_fs): Replace call to
3847 AllocateLocallyUniqueId with call to NtAllocateLocallyUniqueId;
3848 * posix_ipc.cc (mq_open): Ditto. Drop error handling for that call.
3851 2011-04-28 Corinna Vinschen <corinna@vinschen.de>
3853 * autoload.cc (GetSecurityInfo): Remove.
3854 * ntdll.h (RtlConvertToAutoInheritSecurityObject): Declare.
3855 (RtlDeleteSecurityObject): Declare.
3856 (RtlGetControlSecurityDescriptor): Declare.
3857 (RtlLengthSecurityDescriptor): Declare.
3858 * security.cc (file_mapping): New global variable.
3859 (get_file_sd): Rewrite. Clean up code. Get rid of GetSecurityInfo
3861 (alloc_sd): Call RtlSetControlSecurityDescriptor to set
3862 SE_DACL_PROTECTED flag.
3863 (check_file_access): Remove mapping. Use file_mapping instead.
3864 (check_registry_access): Rename mapping to reg_mapping.
3865 * wincap.cc: Througout, drop use_get_sec_info_on_dirs,
3866 * wincap.h (struct wincaps): Drop use_get_sec_info_on_dirs.
3868 2011-04-24 Corinna Vinschen <corinna@vinschen.de>
3870 * include/fenv.h: Add missing _FENV_H_ define.
3872 2011-04-23 Corinna Vinschen <corinna@vinschen.de>
3874 * registry.cc (reg_key::get_dword): Rename from get_int, use DWORD
3875 rather than int type. Avoid compiler warning.
3876 (reg_key::set_dword): Rename from set_int, use DWORD rather than int
3877 type. Change return type to NTSTATUS.
3878 (reg_key::get_string): Change return type to NTSTATUS.
3879 (reg_key::set_string): Ditto.
3880 * registry.h: Accommodate above changes.
3881 * environ.cc (regopt): Test return value of reg_key::get_string as
3883 * sched.cc (sched_rr_get_interval): Change local int vars to DWORD.
3884 Call reg_key::get_dword instead of reg_key::get_int.
3885 * shared.cc (init_installation_root): Test return value of
3886 reg_key::get_string as NTSTATUS.
3887 (shared_info::heap_slop_size): Call reg_key::get_dword rather than
3889 (shared_info::heap_chunk_size): Ditto.
3890 * shared_info.h (CURR_SHARED_MAGIC): Update.
3891 (class shared_info): Change heap_chunk and heap_slop to DWORD values.
3893 2011-04-21 Corinna Vinschen <corinna@vinschen.de>
3895 * cygtls.cc (_cygtls::init_thread): Drop setting locals.process_logmask.
3896 * cygtls.cc (_cygtls::remove): Always free mallocated TLS storage on
3897 thread exit. Drop freeing locals.process_ident.
3898 * cygtls.h (struct _local_storage): Remove syslog-related members.
3899 * syslog.cc (syslog_globals): New static storage for global syslog
3900 settings. Use throughout instead of _my_tls.locals.
3901 (openlog): Set new syslog_globals.process_ident value more carefully.
3902 * tlsoffsets.h: Regenerate.
3904 2011-04-21 Thomas Stalder <cygwinml@gmail.com>
3906 * include/sys/poll.h: Include signal.h to get definition of sigset_t.
3908 2011-04-20 Christopher Faylor <me.cygwin2011@cgf.cx>
3910 * cygheap.cc (init_cygheap::close_ctty): Avoid closing console-cttys
3911 since they don't use archetypes and this will just result in double
3913 * dll_init.cc (dll_list::protect): Define.
3914 (dll_list::alloc): Guard list access.
3915 (dll_list::detach): Ditto.
3916 * dll_init.h (dll_list::protect): Declare new muto.
3917 (dll_list::guard): Define/declare function to guard list access.
3918 * fhandler_termios.cc (fhandler_termios::sigflush): Avoid SEGV in
3919 pathological condition of get_ttyp() == NULL.
3921 2011-04-20 Christopher Faylor <me.cygwin2011@cgf.cx>
3923 * select.cc (serial_cleanup): Make sure that device_specific_pipe is
3924 always deleted regardless of whether it has a unique thread associated
3926 (socket_cleanup): Ditto.
3927 (mailslot_cleanup): Ditto.
3929 2011-04-20 Corinna Vinschen <corinna@vinschen.de>
3931 * devices.h: Renumber internal devices so that FH_PROCESS is part of
3932 the /proc family of virtual devices.
3933 (FH_PROC_MAX_MINOR): Define.
3934 * path.h (isproc_dev): Use FH_PROC_MAX_MINOR rather than FH_PROC.
3936 2011-04-19 Peter Rosin <peda@lysator.liu.se>
3938 * select.cc (pipe_cleanup): Make sure that device_specific_pipe is
3939 always deleted regardless of whether it has a unique thread associated
3942 2011-04-19 Jon TURNEY <jon.turney@dronecode.org.uk>
3944 * thread.cc (semaphore::init): We cannot reliably infer anything from
3945 the existing contents of sem, so merely warn rather than return EBUSY
3946 if it looks like we are reinitialising a semaphore.
3948 2011-04-19 Corinna Vinschen <corinna@vinschen.de>
3950 * autoload.cc (GetConsoleWindow): Drop.
3951 (GetSystemWindowsDirectoryW): Drop.
3952 * fhandler_console.cc (beep): Call GetSystemWindowsDirectoryW instead of
3953 GetWindowsDirectoryW.
3954 * uinfo.cc (cygheap_user::env_systemroot): Call
3955 GetSystemWindowsDirectoryW and convert to multibyte on the fly.
3956 * winlean.h (GetWindowsDirectoryW): Redefine to something invalid.
3959 2011-04-19 Corinna Vinschen <corinna@vinschen.de>
3961 * Makefile.in (DLL_IMPORTS): Drop advapi32.dll.
3962 * autoload.cc: Enable autoloading advapi32 functions.
3963 * environ.cc (regopt): Use wide char arguments in reg_key functions.
3964 * fhandler_console.cc (beep): Ditto. Use WCHAR throughout.
3965 * registry.cc (reg_key): Rewrite reg_key class to use native NT registry
3966 functions. Use WCHAR string parameters throughout. Use PCWSTR rather
3967 than const WCHAR. Drop multibyte char functionality. Drop unused
3969 (get_registry_hive_path): Use RtlQueryRegistryValues to fetch path from
3971 (load_registry_hive): Drop useless check for user hive being available.
3972 Load hive using NtLoadKey.
3973 * registry.h: Accommodate above changes.
3974 * sched.cc (sched_rr_get_interval): Use wide char arguments in reg_key
3976 * shared.cc (init_installation_root): Ditto.
3977 (shared_info::init_obcaseinsensitive): Use RtlQueryRegistryValues to
3978 fetch obcaseinsensitive value.
3979 (shared_info::heap_slop_size): Use wide char arguments in reg_key
3981 (shared_info::heap_chunk_size): Ditto.
3982 * syscalls.cc (gethostid): Ditto.
3983 * winsup.h (__WIDE): Define.
3985 * libc/minires-os-if.c (get_registry_dns_items): Don't fetch values
3986 from registry. Just extract them from given UNICODE_STRING parameter.
3987 (get_registry_dns): Fetch all registry values at once using
3988 RtlQueryRegistryValues.
3990 2011-04-19 Corinna Vinschen <corinna@vinschen.de>
3992 * net.cc (get_ipv4fromreg_ipcnt): Rearrange to fetch all registry
3993 values at once using RtlQueryRegistryValues.
3994 (get_ipv4fromreg): Ditto.
3996 2011-04-19 Corinna Vinschen <corinna@vinschen.de>
3998 * fhandler_registry.cc (fhandler_registry::fstat): Use RegQueryInfoKeyW.
4000 2011-04-19 Corinna Vinschen <corinna@vinschen.de>
4002 * fhandler_proc.cc (read_value): Remove definition.
4004 (format_proc_cpuinfo): Drop useless call to GetSystemInfo. Rearrange
4005 to use Rtl registry functions. Rename dwOldThreadAffinityMask to
4008 2011-04-18 Corinna Vinschen <corinna@vinschen.de>
4010 * localtime.cc (tzload): Don't change global timezone information
4011 when called from gmtime or gmtime_r.
4014 2011-04-18 Corinna Vinschen <corinna@vinschen.de>
4016 * cygtls.cc (_cygtls::remove): Always close sockevt handle.
4018 2011-04-18 Corinna Vinschen <corinna@vinschen.de>
4020 * cygwin.din (ppoll): Export.
4021 * poll.cc (ppoll): Implement.
4022 * posix.sgml (std-gnu): Add ppoll.
4023 * include/cygwin/version.h: Bump API minor number.
4024 * include/sys/poll.h (ppoll): Declare.
4026 2011-04-18 Corinna Vinschen <corinna@vinschen.de>
4028 * fhandler_socket.cc (fhandler_socket::evaluate_events): Handle the
4029 FD_CLOSE event specially when called from accept. Explain why.
4030 (fhandler_socket::shutdown): Fake success on not-connected socket and
4031 trigger socket event if the read side of a socket is affected. Explain
4033 * poll.cc (poll): Check for saw_shutdown_read on sockets to generate
4036 2011-04-18 Corinna Vinschen <corinna@vinschen.de>
4038 * Fix various copyrights.
4040 2011-04-17 Christopher Faylor <me.cygwin2011@cgf.cx>
4042 * signal.cc (_pinfo::kill): Set this_process_state when process
4045 2011-04-17 Christopher Faylor <me.cygwin2011@cgf.cx>
4047 * signal.cc (_pinfo::kill): Return 0 when attempting to test for
4048 existence of an existed process which has not yet been reaped.
4050 2011-04-17 Christopher Faylor <me.cygwin2011@cgf.cx>
4052 * cygheap.h (init_cygheap::ctty): Use base class so that console can
4054 * dtable.cc (dtable::stdio_init): Remove special-case call to
4055 set_console_ctty ().
4056 * exceptions.cc (sigpacket::process): Conditionally flush terminal
4057 input on certain signals.
4058 * fhandler.h (fhandler_console::get_tty_stuff): Make non-static.
4059 (fhandler_termios::get_ttyp): Move here.
4060 (fhandler_termios::sigflush): Declare.
4061 (fhandler_tty_common::get_ttyp): Delete.
4062 * fhandler_console.cc (fhandler_console::get_tty_stuff): Pass this as
4064 (set_console_ctty): Delete.
4065 (tty_list::get_tty): Just return pointer to shared console region,
4066 delaying get_tty_stuff until open().
4067 (fhandler_console::init): Treat NULL handle as signifying that console
4068 should be opened with O_NOCTTY flag. Rename handle argument to the
4070 * fhandler_termios.cc (fhandler_termios::sigflush): Define.
4071 * fhandler_tty.cc (handler_tty_master::init_console): Pass NULL as
4072 first argument to fhandler_console::init.
4073 * pinfo.cc (_pinfo::set_ctty): Change third parameter to
4074 fhandler_termios *. Add extra debugging.
4075 * pinfo.h (_pinfo::set_ctty): Change third parameter to
4078 * exceptions.cc (handle_sigsuspend): Don't special-case non-main threads.
4080 2011-04-15 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4082 * thread.cc (pthread_setschedprio): New function.
4083 * include/pthread.h (pthread_setschedprio): Declare.
4084 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
4085 * cygwin.din (pthread_setschedprio): Export.
4086 * posix.sgml (std-notimpl) Move pthread_setschedprio from here...
4087 (std-susv4) ...to here.
4089 2011-04-10 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4091 * fhandler_proc.cc (proc_tab): Add /proc/swaps virtual file.
4092 (format_proc_swaps): New function.
4094 2011-04-06 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4096 * Makefile.in: Move srcdir definition before others which uses it.
4098 2011-04-06 Jon TURNEY <jon.turney@dronecode.org.uk>
4100 * dll_init.cc (reserve_at, release_at): New functions.
4101 (load_after_fork): If the DLL was loaded higher than the required
4102 address, assume that it loaded at it's base address and also reserve
4103 memory there to force it to be relocated.
4105 2011-04-04 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4107 * include/cygwin/types.h: Move #include <sys/sysmacros.h> to
4108 end of header so that it gets the dev_t typedef.
4109 * include/sys/sysmacros.h (gnu_dev_major, gnu_dev_minor,
4110 gnu_dev_makedev): Prototype and define as inline functions.
4111 (major, minor, makedev): Redefine in terms of gnu_dev_*.
4113 2011-04-04 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4115 * include/cygwin/types.h: Move multiple inclusion guards to
4116 beginning and end of header.
4118 2011-04-04 Christopher Faylor <me.cygwin2011@cgf.cx>
4120 * Makefile.in: Move Makefile.common include earlier to fix problems
4121 with relative ${srcdir} path which confuses make.
4123 2011-04-04 Corinna Vinschen <corinna@vinschen.de>
4126 * autoload.cc (DnsQuery_A): Fatal if not available.
4127 (DnsRecordListFree): Ditto.
4128 (DsGetDcNameW): Ditto.
4129 (NetGetAnyDCName): Remove.
4130 (NetGetDCName): Remove.
4131 (EnumProcessModules): Fatal if not available.
4132 (GetModuleFileNameExW): Ditto.
4133 (GetModuleInformation): Ditto.
4134 (GetProcessMemoryInfo): Ditto.
4135 (QueryWorkingSet): Ditto.
4136 (LsaRegisterLogonProcess): Ditto.
4137 * fenv.cc (_feinitialise): Drop supports_sse condition.
4138 * fhandler_disk_file.cc (path_conv::isgood_inode): Fix comment.
4139 (fhandler_base::fstat_by_name): Drop has_fileid_dirinfo condition.
4140 (fhandler_disk_file::opendir): Ditto.
4141 * fhandler_netdrive.cc (fhandler_netdrive::readdir): Fix comment.
4142 * fhandler_proc.cc (format_proc_partitions): Drop NT4-only code.
4143 * fhandler_process.cc (get_process_state): Ditto.
4144 * kernel32.cc (GetWindowsDirectoryW): Remove.
4145 (GetWindowsDirectoryA): Remove.
4146 * miscfuncs.cc (nice_to_winprio): Drop NT4-only code.
4147 * mount.cc (fs_info::update): Fix comments.
4148 * net.cc (get_2k_ifs): Drop NT4-only code.
4149 * sec_auth.cc (get_logon_server): Ditto.
4150 (lsaauth): Drop NT4-specific error handling.
4151 * security.cc (alloc_sd): Set SE_DACL_PROTECTED unconditionally.
4152 * select.cc (select_stuff::wait): Always use MWMO_INPUTAVAILABLE.
4153 (peek_windows): Drop NT4-only condition in call to PeekMessage.
4154 * syscalls.cc (gethostid): Remove NT4-only workaround.
4155 * wincap.cc: Througout, drop has_dacl_protect,
4156 has_broken_if_oper_status, has_process_io_counters,
4157 has_terminal_services, has_extended_priority_class, has_guid_volumes,
4158 has_fileid_dirinfo, has_mwmo_inputavailable and supports_sse from
4160 (wincap_nt4sp4): Remove.
4161 (wincap_minimal): Set to wincap_2000.
4162 (wincapc::init): Rely on availability of OSVERSIONINFOEX structure.
4163 Treat error from GetVersionEx as fatal. Treat NT4 as fatal.
4164 * wincap.h (struct wincaps): Drop has_dacl_protect,
4165 has_broken_if_oper_status, has_process_io_counters,
4166 has_terminal_services, has_extended_priority_class, has_guid_volumes,
4167 has_fileid_dirinfo, has_mwmo_inputavailable and supports_sse flags
4169 * winlean.h (GetWindowsDirectoryW) Define as GetSystemWindowsDirectoryW.
4170 (GetWindowsDirectoryA): Define as GetSystemWindowsDirectoryA.
4172 2011-04-04 Corinna Vinschen <corinna@vinschen.de>
4174 * dtable.cc (dtable::init_std_file_from_handle): Fix a comment to
4175 reflect the current state.
4177 2011-04-04 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4179 * Makefile.in (fhandler_proc_CFLAGS): Define USERNAME, HOSTNAME,
4181 * fhandler_proc.cc (format_proc_version): Add build machine and GCC
4182 version information as on Linux.
4184 2011-04-04 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4185 Corinna Vinschen <corinna@vinschen.de>
4187 * devices.h (fh_devices): Define FH_PROC_MIN_MINOR.
4188 Reorder major-0 devices so that all /proc directories fall
4189 between FH_PROC and FH_PROC_MIN_MINOR.
4190 * path.h (isproc_dev): Redefine accordingly.
4192 2011-04-04 Corinna Vinschen <corinna@vinschen.de>
4194 * cygserver_setpwd.h (setlsapwd): Add username parameter to declaration.
4195 * external.cc (cygwin_internal): In the CW_SET_PRIV_KEY case, fetch
4196 additional username parameter.
4197 * setlsapwd.cc (setlsapwd): Add username parameter. Allow admin to
4198 set the hidden password for other users.
4200 2011-04-04 Corinna Vinschen <corinna@vinschen.de>
4202 * sec_auth.cc (get_user_groups): Mark well-known groups as well-known.
4203 (get_user_local_groups): Ditto.
4204 (verify_token): Drop useless label.
4205 * sec_helper.cc (cygsid::get_sid): Check for well-known SID if
4206 well_known isn't set.
4207 * security.h (well_known_sid_type): New inline function.
4209 2011-04-02 Corinna Vinschen <corinna@vinschen.de>
4211 * autoload.cc (FindFirstVolumeA): Remove.
4212 (FindNextVolumeA): Remove.
4213 (FindVolumeClose): Remove.
4214 (GetVolumeNameForVolumeMountPointA): Remove.
4215 * ntdll.h (NtFlushBuffersFile): Declare.
4216 * syscalls.cc (sync_worker): Rewrite using native NT functions.
4219 2011-04-02 Corinna Vinschen <corinna@vinschen.de>
4221 * fhandler_proc.cc (format_proc_partitions): Express length in WCHAR
4224 2011-04-02 Corinna Vinschen <corinna@vinschen.de>
4226 * autoload.cc (GetExtendedTcpTable): Remove.
4227 (GetTcpTable): Remove.
4228 (CharNextExA): Remove.
4229 (FindWindowA): Remove.
4230 (ShowWindowAsync): Remove.
4231 * dcrt0.cc (disable_dep): Remove unused function.
4232 (dll_crt0_0): Drop comment babbling about TS & DEP.
4233 * fhandler_socket.cc (address_in_use): Remove unused function.
4234 * wincap.cc: Throughout, drop ts_has_dep_problem from wincaps.
4235 (wincapc::init): Drop code setting ts_has_dep_problem flag.
4236 * wincap.h (struct wincaps): Drop ts_has_dep_problem flags and method.
4238 2011-04-01 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4240 Implement /proc/sysvipc/*
4241 * devices.in (dev_procsysvipc_storage): Add.
4242 * devices.cc: Regenerate.
4243 * devices.h (fh_devices): Add FH_PROCSYSVIPC.
4244 * dtable.cc (build_fh_pc): Add case FH_PROCSYSVIPC.
4245 * fhandler.h (class fhandler_procsysvipc): Declare.
4246 (fhandler_union): Add __procsysvipc.
4247 * fhandler_proc.cc (proc_tab): Add sysvipc virt_directory.
4248 * fhandler_procsysvipc.cc: New file.
4249 * Makefile.in (DLL_OFILES): Add fhandler_procsysvipc.o.
4250 * path.h (isproc_dev): Add FH_PROCSYSVIPC to conditional.
4252 2011-04-01 Corinna Vinschen <corinna@vinschen.de>
4254 * Makefile.in (DLL_OFILES): Add avapi32.o.
4255 * advapi32.cc: New file.
4256 * autoload.cc: Add block of remaining advapi32 functions used by
4257 Cygwin. Keep commented out. Explain why.
4259 2011-04-01 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4261 * fhandler_proc.cc (format_proc_loadavg): Add running/total
4262 processes as fourth component of output.
4263 * fhandler_process.cc (get_process_state): Make non-static.
4264 Add FIXME about generating an 'O' flag.
4266 2011-04-01 Corinna Vinschen <corinna@vinschen.de>
4268 * fhandler_random.cc (fhandler_dev_random::crypt_gen_random):
4269 Use CryptAcquireContextW.
4270 * ntdll.h (STATUS_PROCEDURE_NOT_FOUND): Define.
4271 * sec_auth.cc (open_local_policy): Rename NTSTATUS variable ret to
4272 status. Drop usage of LsaNtStatusToWinError.
4273 (verify_token): Call NtQuerySecurityObject instead of
4274 GetKernelObjectSecurity.
4275 (create_token): Rename NTSTATUS variable ret to status. Rename ret2 to
4276 sub_status. Drop usage of LsaNtStatusToWinError. In case LsaLogonUser
4277 fails, report the sub_status as well.
4279 2011-04-01 Corinna Vinschen <corinna@vinschen.de>
4281 * libc/strptime.c: Remove misleading comment.
4283 2011-03-31 Corinna Vinschen <corinna@vinschen.de>
4285 * ntdll.h: Allow usage from plain C code.
4286 (FSCTL_PIPE_IMPERSONATE): Define.
4287 (enum _THREAD_INFORMATION_CLASS): Define.
4288 (RTL_QUERY_REGISTRY_xxx): Define.
4289 (RTL_REGISTRY_xxx): Define.
4290 (PRTL_QUERY_REGISTRY_ROUTINE): Define.
4291 (struct _RTL_QUERY_REGISTRY_TABLE): Define.
4292 (enum _KEY_VALUE_INFORMATION_CLASS): Define.
4293 (struct _KEY_VALUE_PARTIAL_INFORMATION): Define.
4294 (NtAccessCheck): Declare.
4295 (NtAllocateLocallyUniqueId): Declare.
4296 (NtCreateKey): Declare.
4297 (NtDuplicateToken): Declare.
4298 (NtLoadKey): Declare.
4299 (NtOpenKey): Declare.
4300 (NtOpenProcessToken): Declare.
4301 (NtOpenThreadToken): Declare.
4302 (NtPrivilegeCheck): Declare.
4303 (NtQueryInformationToken): Declare.
4304 (NtQueryValueKey): Declare.
4305 (NtSetInformationThread): Declare.
4306 (NtSetInformationToken): Declare.
4307 (NtSetValueKey): Declare.
4308 (RtlAbsoluteToSelfRelativeSD): Declare.
4309 (RtlAddAccessAllowedAce): Declare.
4310 (RtlAddAccessDeniedAce): Declare.
4311 (RtlAddAce): Declare.
4312 (RtlCheckRegistryKey): Declare.
4313 (RtlCopySid): Declare.
4314 (RtlCreateAcl): Declare.
4315 (RtlCreateRegistryKey): Declare.
4316 (RtlCreateSecurityDescriptor): Declare.
4317 (RtlEqualPrefixSid): Declare.
4318 (RtlEqualSid): Declare.
4319 (RtlFirstFreeAce): Declare.
4320 (RtlGetAce): Declare.
4321 (RtlGetDaclSecurityDescriptor): Declare.
4322 (RtlGetGroupSecurityDescriptor): Declare.
4323 (RtlGetOwnerSecurityDescriptor): Declare.
4324 (RtlIdentifierAuthoritySid): Declare.
4325 (RtlInitializeSid): Declare.
4326 (RtlLengthSid): Declare.
4327 (RtlQueryRegistryValues): Declare.
4328 (RtlSetControlSecurityDescriptor): Declare.
4329 (RtlSetDaclSecurityDescriptor): Declare.
4330 (RtlSetGroupSecurityDescriptor): Declare.
4331 (RtlSetOwnerSecurityDescriptor): Declare.
4332 (RtlSubAuthorityCountSid): Declare.
4333 (RtlSubAuthoritySid): Declare.
4334 (RtlWriteRegistryValue): Declare.
4336 2011-03-31 Corinna Vinschen <corinna@vinschen.de>
4338 * uinfo.cc (cygheap_user::init): Don't call GetUserName. Fetch username
4339 from Windows environment instead. Explain why.
4340 (cygheap_user::env_domain): Use MAX_DOMAIN_NAME_LEN rather than DNLEN
4341 to specify the size of the domain name buffer.
4343 2011-03-30 Corinna Vinschen <corinna@vinschen.de>
4345 * hires.h: Fix copyright.
4347 (FACTOR): Add comment.
4349 (JITTER): New definition. Comment.
4350 (systime_ns): Avoid gratuitous copying of the value returned by
4351 GetSystemTimeAsFileTime.
4352 (corelocaltime, localtime, gmtime): Remove very old, unused code block.
4353 (cygwin_tzset): Remove.
4354 (hires_ms::timeGetTime_ns): Add missing semicolon in comment.
4355 (hires_ms::nsecs): Redefine check for difference between internal
4356 timer value and system time.
4358 2011-03-30 Corinna Vinschen <corinna@vinschen.de>
4360 * times.cc (hires_ms::resolution): Make sure resolution is never 0.
4361 (clock_setres): Ditto.
4363 2011-03-29 Corinna Vinschen <corinna@vinschen.de>
4365 * cygtls.h (struct _local_storage): Redefine process_ident as wchar_t
4367 * syslog.cc (CYGWIN_LOG_NAME): Convert to wide char constant.
4368 (openlog): Convert incoming ident string to wide char. Fix formatting.
4369 (vsyslog): Print ident string as wide char string. Convert message
4370 string to wide char and call UNICODE Win32 Event functions to make sure
4371 to use correct codeset.
4372 * tlsoffset.h: Regenerate.
4374 2011-03-29 Corinna Vinschen <corinna@vinschen.de>
4376 * fhandler_socket.cc (get_inet_addr): Make externally available.
4377 * autoload.cc (GetUdpTable): Define.
4378 * syslog.cc (connect_syslogd): Use get_inet_addr rather than _stat64
4379 to check for local socket file. Create socket with type returned by
4380 get_inet_addr. If connect on UDP socket works, test if there's
4381 really a listening peer, otherwise fall back to Windows event log.
4382 (try_connect_syslogd): Use syslogd_inited flag to check if syslogd
4385 2011-03-29 Corinna Vinschen <corinna@vinschen.de>
4387 * uinfo.cc (cygheap_user::env_domain): Use LookupAccountSidW and
4388 convert user and domain to multibyte strings to make sure to use
4391 2011-03-29 Corinna Vinschen <corinna@vinschen.de>
4393 * autoload.cc (UuidCreate): Remove.
4394 (UuidCreateSequential): Remove.
4395 * passwd.cc (internal_getpwsid): Avoid a strict-aliasing compiler
4396 error with gcc 4.5.1.
4397 * fhandler_floppy.cc (fhandler_dev_floppy::get_drive_info): Ditto.
4398 * ntdll.h (NtAllocateUuids): Declare.
4399 * syscalls.cc (gethostid): Use NtAllocateUuids function rather than
4400 UuidCreateSequential/UuidCreate to get rid of rpcrt4 dependency.
4402 2011-03-29 Corinna Vinschen <corinna@vinschen.de>
4404 * cygwin.din (pthread_spin_destroy): Export.
4405 (pthread_spin_init): Export.
4406 (pthread_spin_lock): Export.
4407 (pthread_spin_trylock): Export.
4408 (pthread_spin_unlock): Export.
4409 * posix.sgml (std-susv4): Add pthread_spin_destroy, pthread_spin_init,
4410 pthread_spin_lock, pthread_spin_trylock, pthread_spin_unlock.
4411 (std-notimpl): Remove pthread_spin_[...].
4412 * pthread.cc (pthread_spin_init): New function.
4413 * thread.cc (pthread_spinlock::is_good_object): New function.
4414 (pthread_mutex::pthread_mutex): Rearrange initializers to accommodate
4415 protected data in pthread_mutex.
4416 (pthread_spinlock::pthread_spinlock): New constructor.
4417 (pthread_spinlock::lock): New method.
4418 (pthread_spinlock::unlock): New method.
4419 (pthread_spinlock::init): New method.
4420 (pthread_spin_lock): New function.
4421 (pthread_spin_trylock): New function.
4422 (pthread_spin_unlock): New function.
4423 (pthread_spin_destroy): New function.
4424 * thread.h (PTHREAD_SPINLOCK_MAGIC): Define.
4425 (class pthread_mutex): Change access level of members shared with
4426 derived classes to protected.
4427 (pthread_mutex::set_shared): New protected method.
4428 (class pthread_spinlock): New class, derived class of pthread_mutex.
4429 * include/pthread.h (pthread_spin_destroy): Declare.
4430 (pthread_spin_init): Declare.
4431 (pthread_spin_lock): Declare.
4432 (pthread_spin_trylock): Declare.
4433 (pthread_spin_unlock): Declare.
4434 * include/cygwin/types.h (pthread_spinlock_t): New typedef.
4435 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
4437 2011-03-29 Corinna Vinschen <corinna@vinschen.de>
4439 * net.cc (SIO_BASE_HANDLE): Define.
4440 (fdsock): If we got an LSP handle, try to create a copy of the base
4441 handle instead. Change comment to explain.
4443 2011-03-29 Corinna Vinschen <corinna@vinschen.de>
4445 * include/cygwin/version.h: Bump CYGWIN_VERSION_DLL_MINOR to 10.
4447 2011-03-29 Corinna Vinschen <corinna@vinschen.de>
4449 * autoload.cc (winmm): Remove time functions. Don't treat
4450 unloadable wave functions as fatal.
4451 * hires.h (hires_ms::timeGetTime_ns): New private method.
4452 (hires_ms::dmsecs): Call timeGetTime_ns here.
4453 * ntdll.h (struct _KSYSTEM_TIME): Define.
4454 (KUSER_SHARED_DATA): Redefine to allow access to InterruptTime.
4455 (SharedUserData): Define here.
4456 (NtQueryTimerResolution): Declare.
4457 (NtSetTimerResolution): Declare.
4458 * path.cc (SharedUserData): Move to ntdll.h.
4459 * times.cc (hires_ms::timeGetTime_ns): New private method.
4460 Use throughout instead of timeGetTime. Document entire functionality
4461 of timeGetTime in case we need it.
4462 (hires_ms::resolution): Try a call to NtQueryTimerResolution
4463 to fetch current period. Fall back to heuristic if that fails.
4464 Cast to DWORD in assignments to minperiod.
4465 (clock_setres): Align period to possible values per a call to
4466 NtQueryTimerResolution. Explain why. Replace calls to timeBeginPeriod
4467 and timeEndPeriod with underlying call to NtSetTimerResolution. Use
4468 status code from NtSetTimerResolution to compute errno.
4469 Convert period to ULONGLONG and store 100ns value to simplify code.
4471 2011-03-29 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4472 Corinna Vinschen <corinna@vinschen.de>
4474 * include/sys/xattr.h: New file.
4476 2011-03-28 Jon TURNEY <jon.turney@dronecode.org.uk>
4478 * thread.cc (semaphore::init, destroy, close): Standards conformance
4479 fix. On a failure, return -1 and set errno.
4480 * thread.h (semaphore::terminate): Save errno since semaphore::close()
4483 2011-03-27 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4485 * cygwin.din (strchrnul): Export.
4486 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
4487 * posix.sgml (std-gnu): Add strchrnul.
4489 2011-03-27 Christopher Faylor <me.cygwin2011@cgf.cx>
4491 * dll_init.cc (dll::init): Accommodate ill-behaved dlls who don't fill
4494 2011-03-25 Corinna Vinschen <corinna@vinschen.de>
4496 * mmap.cc (mmap64): Add a cheat to let a certain autoconf test succeed
4497 on 64 bit systems. Explain why.
4499 2011-03-23 Christopher Faylor <me.cygwin2011@cgf.cx>
4501 * wincap.cc (wincap_2003): Set use_dont_resolve_hack to true.
4503 2011-03-23 Christopher Faylor <me.cygwin2011@cgf.cx>
4505 * autoload.cc (dll_load): Change error message to make it clear if a
4506 newer DLL is being run.
4508 2011-03-20 Corinna Vinschen <corinna@vinschen.de>
4510 * fenv.cc (_feinitialise): Don't use SSE instructions on systems not
4512 * wincap.h (wincaps::supports_sse): New element.
4513 * wincap.cc: Implement above element throughout.
4515 2011-03-18 Corinna Vinschen <corinna@vinschen.de>
4517 * cygwin.sc: Raise default cygheap size to 2 Megs.
4519 2011-03-18 Christopher Faylor <me.cygwin2011@cgf.cx>
4521 * fhandler.h (DEFAULT_PIPEBUFSIZE): Reset to 64K.
4523 2011-03-18 Corinna Vinschen <corinna@vinschen.de>
4525 * mmap.cc (mmap_record::alloc_fh): Initialize name strings in fdev to
4526 empty strings or suffer a SEGV. Drop second parameter in call to
4529 2011-03-18 Corinna Vinschen <corinna@vinschen.de>
4531 * mmap.cc (class mmap_record): Pack 4 byte-aligned. Convert member dev
4533 (mmap_record::alloc_fh): Create temporary device from dev and use in
4534 call to build_fh_dev.
4536 2011-03-18 Corinna Vinschen <corinna@vinschen.de>
4538 * mmap.cc (mmap_record::page_map): Define as variable array rather than
4540 (mmap_record::alloc_page_map): Remove.
4541 (mmap_record::free_page_map): Remove.
4542 (mmap_record::init_page_map): New method.
4543 (mmap_record::add_record): Take mmap_record parameter by reference
4544 rather than by value.
4545 (mmap_record::map_pages): Fix comment.
4546 (mmap_list::add_record): Allocate space for mmap_record including the
4547 page_map in a single ccalloc call. Call init_page_map afterwards.
4548 (mmap_list::del_record): Remove call to mmap_record::free_page_map.
4550 2011-03-16 Corinna Vinschen <corinna@vinschen.de>
4552 * crt0.c (mainCRTStartup): Move call to _feinitialise from here...
4553 * dcrt0.cc (_dll_crt0): ...to here.
4555 2011-03-16 Corinna Vinschen <corinna@vinschen.de>
4557 * winver.rc: Fix copyright dates.
4559 2011-03-14 Corinna Vinschen <corinna@vinschen.de>
4561 * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Only use
4562 file id as inode number if it masters the isgood_inode check.
4564 2011-03-13 Christopher Faylor <me.cygwin2011@cgf.cx>
4566 * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Remove
4567 special treatment for ERROR_NO_SYSTEM_RESOURCES. Cancel I/O and reset
4568 the overlapped handle on error.
4569 (fhandler_base_overlapped::write_overlapped): Limit writes to
4570 max_atomic_write bytes in blocking case. Incorporate code from
4571 now-defunct write_overlapped_fallback. Fix serious oversight where ptr
4572 was not advanced as buffer was written.
4573 (fhandler_base_overlapped::write_overlapped_fallback): Eliminate.
4574 * fhandler.h (fhandler_base_overlapped::write_overlapped_fallback):
4575 Ditto for declaration.
4576 (DEFAULT_PIPEBUFSIZE): Lower size to slightly less than documented
4577 worst-case atomic write size.
4578 (fhandler_overlapped::wait_return): Remove unused element.
4580 2011-03-09 Christopher Faylor <me.cygwin2011@cgf.cx>
4582 * fhandler.cc (fhandler_base_overlapped::wait_overlapped): Handle
4583 overlapped_fallback error condition like other error conditions. Set
4584 res carefully and specifically for each condition rather than resorting
4586 (fhandler_base_overlapped::write_overlapped): Preserve errno in
4587 overlapped_fallback condition. Correct write_overlapped_fallback to
4588 avoid inappropriate looping.
4589 (fhandler_base_overlapped::write_overlapped_fallback): Add some more
4592 2011-03-09 Christopher Faylor <me.cygwin2011@cgf.cx>
4594 * fhandler.cc (fhandler_base_overlapped::write_overlapp): Oops!
4595 Accommodate change in arguments to wait_overlapped.
4597 2011-03-09 Christopher Faylor <me+cygwin@cgf.cx>
4599 * errno.cc (errmap): Change mapping of NO_SYSTEM_RESOURCES to EFBIG.
4600 * fhandler.cc (MAX_OVERLAPPED_WRITE_LEN): New constant.
4601 (MIN_OVERLAPPED_WRITE_LEN): Ditto.
4602 (fhandler_base_overlapped::close): Accommodate change in arguments to
4604 (fhandler_base_overlapped::setup_overlapped): Add __stdcall and regparm
4606 (fhandler_base_overlapped::destroy_overlapped): Ditto.
4607 (fhandler_base_overlapped::has_ongoing_io): Ditto.
4608 (fhandler_base_overlapped::wait_overlapped): Modify to return an enum
4609 returning various states. Accept nonblocking parameter.
4610 (fhandler_base_overlapped::read_overlapped): Add __stdcall and regparm
4611 modifiers. Rework to attempt to be smarter about reacting to states
4612 returned by wait_overlapped.
4613 (fhandler_base_overlapped::write_overlapped): Ditto. Add fallback
4614 option for when wait_overlapped detects that smaller chunks must be
4616 (fhandler_base_overlapped::write_overlapped_fallback): Ditto.
4617 * fhandler.h (DEFAULT_PIPEBUFSIZE): Move definition here from pipe.cc.
4618 (fhandler_base::has_ongoing_io): Define with __stdcall and regparm
4620 (fhandler_base_overlapped::wait_return): New enum.
4621 (fhandler_base_overlapped::max_atomic_write): New variable.
4622 (fhandler_base_overlapped:: wait_overlapped): Accommodate changes
4623 mentioned above to arguments and modifiers.
4624 (fhandler_base_overlapped::setup_overlapped): Ditto for modifiers.
4625 (fhandler_base_overlapped::read_overlapped): Ditto.
4626 (fhandler_base_overlapped::write_overlapped): Ditto.
4627 (fhandler_base_overlapped::destroy_overlapped): Ditto.
4628 (fhandler_base_overlapped::has_ongoing_io): Ditto.
4629 (fhandler_base_overlapped::fhandler_base_overlapped): Zero
4631 * fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Set max_atomic_write
4632 to the size of the DEFAULT_PIPEBUFSIZE.
4633 (fhandler_fifo::wait): Accommodate change in arguments to
4635 * pipe.cc (fhandler_pipe::fhandler_pipe): Set max_atomic_write to the
4636 size of the DEFAULT_PIPEBUFSIZE.
4637 (fhandler_pipe::create_selectable): Allow minimum size of DEFAULT_PIPEBUFSIZE.
4638 (DEFAULT_PIPEBUFSIZE): Delete here, move to fhandler.h.
4640 2011-03-08 Corinna Vinschen <corinna@vinschen.de>
4642 * security.cc: Fix copyright dates.
4644 2011-03-08 Corinna Vinschen <corinna@vinschen.de>
4646 * fhandler.cc (fhandler_base::open): When creating a file on a
4647 filesystem supporting ACLs, create the file with WRITE_DAC access.
4649 * fhandler_disk_file.cc (fhandler_disk_file::mkdir): Ditto for
4651 * fhandler_socket.cc (fhandler_socket::bind): Ditto for sockets.
4652 * path.cc (symlink_worker): Ditto for symlinks.
4653 * security.cc (get_file_sd): Always call GetSecurityInfo for directories
4654 on XP and Server 2003. Improve comment to explain why.
4655 (set_file_attribute): Explicitely cast mode_t value to bool in call to
4657 * wincap.h (wincaps::use_get_sec_info_on_dirs): New element.
4658 * wincap.cc: Implement above element throughout.
4660 2011-03-04 Corinna Vinschen <corinna@vinschen.de>
4662 * fhandler_procsys.cc (fhandler_procsys::exists): Rewrite.
4663 (fhandler_procsys::fill_filebuf): Fill buffer with valid string even if
4664 reading the symlink fails.
4666 2011-03-03 Corinna Vinschen <corinna@vinschen.de>
4668 * posix_ipc.cc (ipc_cond_timedwait): If ipc_mutex_unlock fails, return
4669 actual error number.
4670 (_mq_send): Break loop if ipc_cond_timedwait returns with error.
4671 (_mq_receive): Ditto.
4673 2011-03-03 Corinna Vinschen <corinna@vinschen.de>
4675 * errno.cc (__xpg_strerror_r): Add accidentally missing condition.
4677 2011-03-02 Corinna Vinschen <corinna@vinschen.de>
4679 * fhandler_procsys.cc (fhandler_procsys::open): Call worker exists
4680 method, rather than wrapper.
4682 2011-03-01 Christopher Faylor <me+cygwin@cgf.cx>
4684 * autoload.cc (dll_load): Avoid in_forkee test since this apparently
4685 fails even when not forked.
4687 2011-03-01 Christopher Faylor <me+cygwin@cgf.cx>
4689 * include/cygwin/version.h: Bump CYGWIN_VERSION_DLL_MINOR to 9.
4691 2011-02-28 Christopher Faylor <me+cygwin@cgf.cx>
4693 * autoload.cc (dll_load): Only perform DONT_RESOLVE_DLL_REFERENCES hack
4694 on systems which need it.
4695 * wincap.cc (use_dont_resolve_hack): Set as appropriate.
4696 * wincap.h (use_dont_resolve_hack): Define.
4698 2011-02-28 Christopher Faylor <me+cygwin@cgf.cx>
4700 * autoload.cc (dll_load): Make inline. Clarify logic.
4702 2011-02-27 Corinna Vinschen <corinna@vinschen.de>
4704 * autoload.cc (dll_load): Only call LoadLibraryExW with
4705 DONT_RESOLVE_DLL_REFERENCES if a normal LoadLibrary call failed with
4706 ERROR_INVALID_ADDRESS.
4707 (LsaRegisterLogonProcess): Align comment to previous change.
4709 2011-02-26 Christopher Faylor <me+cygwin@cgf.cx>
4711 * autoload.cc: Use LoadDLLfuncEx3 for all winmm functions. Accommodate
4712 changes to LoadDLLprime.
4713 (LoadDLLprime): Take an extra argument indicating whether this dll
4714 needs special handling on fork. Place this information in the "handle"
4716 (LoadDLLfuncEx3): Eliminate "func" handling. Pass new
4717 no_resolve_on_fork argument to LoadDLLprime.
4718 (dll_load): New function.
4719 (std_dll_init): Accommodate changes to dll_info::handle. Use dll_load
4720 to load DLL in both cases where it is used.
4722 2011-02-26 Corinna Vinschen <corinna@vinschen.de>
4724 * autoload.cc: Make autoloaded ntdll function non-optional. Ditto for
4725 secur32 functions, except for LsaRegisterLogonProcess. Change return
4726 value to ERROR_PROC_NOT_FOUND. Explain why.
4727 * sec_auth.cc (lsaauth): Handle ERROR_PROC_NOT_FOUND from call to
4728 LsaRegisterLogonProcess when generating the errno value.
4730 2011-02-22 Corinna Vinschen <corinna@vinschen.de>
4732 * dcrt0.cc: Fix copyright dates.
4734 * syscalls.cc (_read): Move EXPORT_ALIAS to its rightful place.
4736 2011-02-21 Christopher Faylor <me+cygwin@cgf.cx>
4738 * cygwin.din: Mark __assert* and _abort as NOSIGFE.
4740 2011-02-21 Corinna Vinschen <corinna@vinschen.de>
4742 * fhandler_socket (fhandler_socket::readv): Call recv_internal directly,
4743 rather than recvmsg.
4744 (fhandler_socket::writev): Call send_internal directly, rather than
4746 * net.cc (cygwin_recv): Call fhandler_socket::recvfrom directly, rather
4747 than cygwin_recvfrom.
4748 (cygwin_send): Call fhandler_socket::sendto directly, rather than
4751 2011-02-20 Christopher Faylor <me+cygwin@cgf.cx>
4753 * fhandler.cc (fhandler_base_overlapped::close): Finish any pending I/O
4755 (fhandler_base_overlapped::wait_overlapped): Defensively zero bytes
4756 read. Add more info to debugging output.
4758 2011-02-18 Christopher Faylor <me+cygwin@cgf.cx>
4760 * dcrt0.cc (dll_crt0_1): Add a CYGHEAP_DEBUG conditional for debugging
4761 which allocates a lot of space at startup.
4763 2011-02-18 Corinna Vinschen <corinna@vinschen.de>
4765 * cygwin.sc: Set alignment of .cygheap section to 64K.
4767 2011-02-15 Corinna Vinschen <corinna@vinschen.de>
4769 * spawn.cc (spawn_guts): Only set PID_NOTCYGWIN in _P_OVERLAY mode.
4770 Drop flag if creating new process failed.
4772 2011-02-15 Corinna Vinschen <corinna@vinschen.de>
4774 * Throughout fix copyright dates.
4776 2011-02-15 Corinna Vinschen <corinna@vinschen.de>
4778 * devices.in: Throughout use slashes instead of backslashes in the
4779 native path of devices not backed by native NT devices.
4780 * devices.cc: Regenerate.
4781 * globals.cc (ro_u_pmem): Use correct case.
4782 (ro_u_globalroot): New R/O unicode string.
4783 * path.cc (path_conv::check): Fix incorrect handling of /proc/sys
4784 block devices if they are just visited due to a component check.
4785 (symlink_info::posixify): Fix typo in comment.
4786 (cygwin_conv_path): Use ro_u_globalroot instead of string constant.
4787 (fast_cwd_version): New shared variable to store FAST_CWD version
4789 (find_fast_cwd_pointer): Rename from find_fast_cwd_pointers. Don't
4790 set global fast_cwd_ptr pointer here. Return pointer value instead.
4791 (find_fast_cwd): New function to set fast_cwd_ptr and fast_cwd_version.
4792 (cwdstuff::override_win32_cwd): Call find_fast_cwd from here.
4793 Check for fast_cwd_version to differ between old and new FAST_CWD
4794 structure. Check old_cwd for NULL to avoid SEGV. Don't set CWD if
4795 we have neitehr a valid fast_cwd_ptr, nor a valid CWD handle in the
4796 process parameter block.
4797 (cwdstuff::set): Create Win32 path taking /proc/sys paths into account.
4798 * spawn.cc (spawn_guts): Recode creating runpath. Also take /proc/sys
4799 paths into account. Drop special CWD handling when starting non-Cygwin
4802 2011-02-15 Corinna Vinschen <corinna@vinschen.de>
4804 * fhandler_procsys.cc (fhandler_procsys::opendir): Avoid SEGV if
4805 opening object directory fails.
4806 * fhandler_virtual.cc (fhandler_virtual::opendir): Don't leak memory.
4808 2011-02-15 Corinna Vinschen <corinna@vinschen.de>
4810 * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Don't
4811 append slash if there is one already.
4813 2011-02-15 Corinna Vinschen <corinna@vinschen.de>
4815 Revert change from 2010-08-31:
4816 * path.cc (normalize_posix_path): Drop support for //./ and //?/
4818 (path_conv::check): Ditto.
4820 2011-02-15 Corinna Vinschen <corinna@vinschen.de>
4822 * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Use POSIX
4823 path to check for symlink.
4825 2011-02-14 Corinna Vinschen <corinna@vinschen.de>
4827 * config/i386/profile.h: Sync with Mingw.
4829 2011-02-13 Corinna Vinschen <corinna@vinschen.de>
4831 * path.cc (struct _FAST_CWD): Redefine to new layout used since patch
4832 for KB 2393802. Adjust comments throughout.
4833 (struct _FAST_CWD_OLD): Rename former definition.
4834 (cwdstuff::override_win32_cwd): Check if the OS is using the old or the
4835 new FAST_CWD structure layout and handle accordingly.
4837 2011-02-11 Christopher Faylor <me+cygwin@cgf.cx>
4839 * mkstatic: Make sure that we are not cd'ed to temporary directory on
4840 exit to avoid bogus warnings on directory cleanup.
4844 2011-02-11 Christopher Faylor <me+cygwin@cgf.cx>
4846 * cygwin.sc: Eliminate __cygheap_mid.
4847 * cygheap.cc: Ditto.
4849 2011-02-11 Christopher Faylor <me+cygwin@cgf.cx>
4851 * cygheap.cc (_cygheap_mid): Drop unneeded section attribute.
4852 (cygheap_init): Just zero cygheap structure.
4853 * cygwin.sc: Keep 16 byte alignment but drop all other alignments
4854 related to cygheap. Eliminate unused __cygheap_end1.
4856 2011-02-11 Corinna Vinschen <corinna@vinschen.de>
4858 * cygwin.sc: Raise default cygheap size to 1 Meg. Set alignment to
4861 2011-02-11 Corinna Vinschen <corinna@vinschen.de>
4863 * include/endian.h: Move definitions of __BIG_ENDIAN, __LITTLE_ENDIAN,
4864 and __BYTE_ORDER into ...
4865 * include/bits/endian.h: New file.
4866 * include/arpa/nameser_compat.h: Include endian.h rather than defining
4868 * include/asm/byteorder.h: Include bits/endian.h. Drop definition of
4870 * include/netinet/ip.h: Include bits/endian.h. Drop definitions of
4871 BIG_ENDIAN, LITTLE_ENDIAN, and BYTE_ORDER. Use underscored variants
4872 of aforementioned constants.
4873 * include/netinet/tcp.h: Ditto.
4874 * include/sys/param.h: Drop disabled definitions of BIG_ENDIAN,
4875 LITTLE_ENDIAN, and BYTE_ORDER.
4877 * include/netinet/ip.h: Reformat. Define setsockopt IP_TOS options
4878 matching recent RFCs. Tweak comments.
4880 2011-02-10 Eric Blake <eblake@redhat.com>
4882 * errno.cc (includes): Avoid compilation failure if <string.h>
4883 settles on wrong strerror_r signature.
4885 * errno.cc (__xpg_strerror_r): New function.
4886 (strerror_r): Update to copy newlib's fixes.
4887 (strerror): Set errno on failure.
4888 (_sys_errlist): Cause EINVAL failure for reserved values.
4889 * cygwin.din: Export new function.
4890 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Combine
4891 this into minor 236.
4893 2011-02-09 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
4895 * cygwin.din (pthread_yield): Export as alias to sched_yield.
4896 * include/pthread.h (pthread_yield): Declare.
4897 * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
4898 * posix.sgml (std-deprec): Add pthread_yield.
4900 2011-02-09 Christopher Faylor <me+cygwin@cgf.cx>
4902 * cygheap.cc: Add some __stdcall decoration where appropriate.
4903 * lib/cygwin_crt0.c: __attribute -> __attribute__.
4905 2011-02-09 Christopher Faylor <me+cygwin@cgf.cx>
4907 * hookapi.cc (hook_or_detect_cygwin): Prevent i from being considered
4908 uninitialized by gcc.
4910 2011-02-09 Christopher Faylor <me+cygwin@cgf.cx>
4912 * exception.h: Remove DEBUG_EXCEPTION left over debugging ifdef.
4914 2011-02-08 Christopher Faylor <me+cygwin@cgf.cx>
4916 * dll_init.cc: Fix typo in comment.
4918 2011-02-07 Corinna Vinschen <corinna@vinschen.de>
4920 * configure.in: Remove AC_ALLOCA test and test for __builtin_memset.
4921 * configure: Regenerate.
4923 2011-02-07 Corinna Vinschen <corinna@vinschen.de>
4925 * fhandler_console.cc (fhandler_console::write_normal): Remove
4926 erroneous premature return after collecting truncated multibyte
4927 sequence in trunc_buf. Rather fall through to printing routine.
4928 Fix return value to take trunc_buf content into account. Improve
4931 2011-02-05 Christopher Faylor <me+cygwin@cgf.cx>
4933 * autoload.cc (wsock_init): Properly define WSAStartup function pointer
4934 to avoid stack damage.
4936 2011-02-02 Corinna Vinschen <corinna@vinschen.de>
4938 * libc/bsdlib.cc: Include err.h.
4940 2011-02-02 Eric Blake <eblake@redhat.com>
4942 * include/err.h: Fix loss of semicolons in previous patch.
4944 2011-02-02 Corinna Vinschen <corinna@vinschen.de>
4946 * include/err.h (err): Add noreturn attribute.
4951 2011-02-02 Corinna Vinschen <corinna@vinschen.de>
4953 * path.cc (conv_path_list): Remove enclosing quotes and trailing
4954 backslashes from Win32 environment path lists.
4956 2011-02-01 Christian Franke <franke@computer.org>
4958 * fhandler.cc (fhandler_base::fsync): Ignore ERROR_INVALID_FUNCTION
4959 error from FlushFileBuffers().
4961 2011-01-31 Corinna Vinschen <corinna@vinschen.de>
4963 * syscalls.cc (utmp_data): Fix potential buffer overflow.
4965 2011-01-31 Corinna Vinschen <corinna@vinschen.de>
4967 * fhandler_socket.cc (address_in_use): Improve comment readability.
4969 2011-01-30 Corinna Vinschen <corinna@vinschen.de>
4971 * fhandler_socket.cc (address_in_use): Disable. Add comment.
4972 (fhandler_socket::bind): Change comment to explain setting the
4973 SO_EXCLUSIVEADDRUSE socket option. Remove code which checks for
4975 * net.cc (cygwin_setsockopt): Never set SO_REUSEADDR option. Improve
4976 comment to compensate for the deleted comment in fhandler_socket::bind.
4977 * wincap.cc: Throughout, drop has_enhanced_socket_security from wincaps.
4978 * wincap.h (struct wincaps): Drop has_enhanced_socket_security flags
4981 2011-01-28 Peter Foley <jpfoley2@verizon.net>
4983 * configure.in: Define LIBSERVER regardless of cross_host.
4984 * configure: Regenerate.
4986 2011-01-28 Corinna Vinschen <corinna@vinschen.de>
4988 * fhandler_socket.cc (fhandler_socket::wait_for_events): Call
4989 pthread_testcancel in case of timeout to enable pthread_cancel
4992 2011-01-27 Corinna Vinschen <corinna@vinschen.de>
4994 * include/features.h (__STDC_ISO_10646__): Move to newlib's
4997 2011-01-26 Corinna Vinschen <corinna@vinschen.de>
4999 * fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Fix
5000 computation of st_blocks.
5001 (fhandler_base::fstat_helper): Fix formatting.
5003 2011-01-24 Corinna Vinschen <corinna@vinschen.de>
5005 * include/features.h (__STDC_ISO_10646__): Define. Add comment.
5007 2011-01-21 Corinna Vinschen <corinna@vinschen.de>
5009 * syscalls.cc (rename): Fix permission problem with symlinks on NFS.
5010 Rework how NtOpenFile gets called to make it more readable. Change
5013 2011-01-20 Corinna Vinschen <corinna@vinschen.de>
5015 * exec.cc: Include pinfo.h.
5016 * winf.h: Move definitions of _P_PATH_TYPE_EXEC and _P_MODE from here...
5017 * pinfo.h: ...to here.
5018 (_P_PATH_TYPE_EXEC): Redefine to be bigger than _P_SYSTEM.
5019 (_P_MODE): Redefine so as not to mask out _P_SYSTEM.
5020 * spawn.cc (spawnlp): Add _P_PATH_TYPE_EXEC flag in call to spawnve.
5024 2011-01-19 Corinna Vinschen <corinna@vinschen.de>
5026 * spawn.cc (av::fixup): Reenable #! handling for all exec functions.
5027 Return ENOEXEC in !p_type_exec case only for unrecognized files.
5028 Fix comment formatting.
5030 2011-01-19 Corinna Vinschen <corinna@vinschen.de>
5032 * exec.cc (execlp): Add missing _P_PATH_TYPE_EXEC flag in call to
5035 2011-01-19 Corinna Vinschen <corinna@vinschen.de>
5037 * exec.cc: Rearrange functions in alphabetical order.
5038 (_execve): Drop temporary define and drop export alias.
5039 (execl): Call spawnve.
5040 (execle): New function.
5041 (execlp): New function.
5042 (execv): Call spawnve.
5043 (execve): Drop converting NULL envp to emtpy envp.
5044 (execvp): Call spawnve.
5045 (execvpe): Drop converting NULL envp to emtpy envp. Call spawnve.
5046 (fexecve): Call spawnve.
5047 * spawn.cc (spawnve): Convert NULL envp to emtpy envp. Remove outdated
5049 (spawnlp): Call spawnve.
5052 (spawnvpe): Fix formatting.
5054 2011-01-19 Corinna Vinschen <corinna@vinschen.de>
5056 * exec.cc (strccpy): Move function from here...
5057 * strfuncs.cc (strccpy): ...to here.
5058 * string.h (strccpy): Declare.
5059 * winsup.h (strccpy): Drop declaration.
5061 2011-01-19 Corinna Vinschen <corinna@vinschen.de>
5063 * errno.cc (errmap): Add error codes for invalid binaries.
5064 * exec.cc (execvp): Call spawnve with _P_PATH_TYPE_EXEC flag
5067 * spawn.cc (spawn_guts): Filter _P_PATH_TYPE_EXEC from mode and
5068 store in p_type_exec. Call av::fixup with addtional p_type_exec
5070 (spawnve): Check for filtered mode.
5071 (spawnvpe): Add _P_PATH_TYPE_EXEC flag when calling spawnve.
5072 (av::fixup): Accept additional bool parameter p_type_exec. Only check
5073 for script if p_type_exec is true.
5074 * winf.h (_P_PATH_TYPE_EXEC): Define.
5076 (av::fixup): Declare with additional bool parameter.
5078 2011-01-17 Corinna Vinschen <corinna@vinschen.de>
5080 * fhandler_proc.cc (format_proc_partitions): Fix compiler warning.
5082 2011-01-17 Corinna Vinschen <corinna@vinschen.de>
5084 * path.cc (path_conv::check): Don't follow reparse point symlinks if
5085 PC_SYM_NOFOLLOW_REP flag is set.
5086 (cygwin_conv_path): Set PC_SYM_NOFOLLOW_REP flag when converting from
5088 * path.h (enum pathconv_arg): Define PC_SYM_NOFOLLOW_REP flag.
5090 2011-01-17 Corinna Vinschen <corinna@vinschen.de>
5092 * fhandler_proc.cc (proc_tab_cmp): Fix typo in comment.
5093 (fhandler_proc::fill_filebuf): Handle return value of 0 from format
5095 (format_proc_stat): Set errno when returning 0 size.
5096 (format_proc_partitions): Rewrite method to fetch partition info.
5098 2011-01-13 Corinna Vinschen <corinna@vinschen.de>
5100 * fhandler_disk_file.cc (fhandler_base::fstat_helper): Always set
5101 st_size of directories to 0. Explain why.
5103 2011-01-12 Corinna Vinschen <corinna@vinschen.de>
5105 * posix.sgml: Add madvise to BSD list.
5107 2011-01-12 Corinna Vinschen <corinna@vinschen.de>
5109 * cygwin.din (madvise): Export posix_madvise as madvise.
5110 * include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR.
5111 * include/sys/mman.h: Define madvise constants, keep Linux-specific
5112 constants undefined.
5115 2011-01-12 Corinna Vinschen <corinna@vinschen.de>
5117 * fhandler.h (struct part_t): New type.
5118 (class fhandler_dev_floppy): Convert partitions to part_t pointer.
5119 Add lock_partition method.
5120 * fhandler_floppy.cc (fhandler_dev_floppy::lock_partition): New method
5121 to implement ondemand partition locking.
5122 (fhandler_dev_floppy::write_file): Call lock_partition from here if
5123 writing failed due to a potential write restriction on a disk
5125 (fhandler_dev_floppy::open): Don't lock partitions here.
5126 (fhandler_dev_floppy::close): Keep track of partition handle reference
5127 count. Close handles and remove partitions pointer ony if count is 0.
5128 (fhandler_dev_floppy::dup): Just copy partitions pointer and increment
5131 2011-01-11 Corinna Vinschen <corinna@vinschen.de>
5133 * fhandler.h (MAX_PARTITIONS): New definition.
5134 (class fhandler_dev_floppy): Add partitions array member. Add close
5136 * fhandler_floppy.cc (fhandler_dev_floppy::fhandler_dev_floppy): Zero
5137 out partitions array.
5138 (fhandler_dev_floppy::open): Fix "entire disk" condition for call to
5139 DeviceIoControl (FSCTL_ALLOW_EXTENDED_DASD_IO).
5140 When opening disks for writing, call DeviceIoControl (FSCTL_LOCK_VOLUME)
5141 on all affected disk partitions starting with Vista.
5142 (fhandler_dev_floppy::close): New method.
5143 (fhandler_dev_floppy::dup): Duplicate handles in partitions, if any.
5144 * wincap.h (wincaps::has_restricted_raw_disk_access): New element.
5145 * wincap.cc: Implement above element throughout.
5147 2011-01-11 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
5149 * termios.cc (cfgetospeed, cfgetispeed): Constify argument per POSIX.
5150 * include/sys/termios.h (cfgetospeed, cfgetispeed): Declare functions.
5151 Move macros after declarations and make conditional on !__cplusplus.
5153 2011-01-11 Corinna Vinschen <corinna@vinschen.de>
5155 * cygtls.cc (_cygtls::init_thread): Call _REENT_INIT_PTR. Drop setting
5156 current locale and calling srand48.
5158 2011-01-02 Christopher Faylor <me+cygwin@cgf.cx>
5160 * ChangeLog-2010: Create from ChangeLog.
5161 * ChangeLog: Start fresh.