* config/tc-xtensa.c (xg_assembler_literal): Fix a typo.

* read.c (do_align): Call md_flush_pending_output, if defined.

* ldlang.c (lang_do_assignments_1): Handle .tbss output section
specially.

daily update

* sparcnbsd-tdep.c (_initialize_sparnbsd_tdep): Specify
architecture when registering sparcnbsd_core_osabi_sniffer.
Adjust comment.

* libaout.h (enum machine_type): Add M_POWERPC_NETBSD.
* netbsd-core.c (netbsd_core_file_p): Set architecture for PowerPC
core files.

Clean up ChangeLog punctuation and typeo.
Thanks to Filip Navara  <xnavara@volny.cz>.

* infcall.c (find_function_addr): Add FUNCTION_START_OFFSET to
return value.

Based on a patch from Brian Ford <ford@vss.fsi.com>:
* i386-tdep.c: Correct register numbering scheme comments
throughout.
(i386_stab_reg_to_regnum): Rename to i386_dbx_reg_to_regnum.
(i386_dwarf_reg_to_regnum): Rename to i386_svr4_reg_to_regnum.
(i386_coff_init_abi, i386_elf_init_abi): Accomodate renames above.
(i386_gdb_arch_init): Likewise.

* Makefile.in (ALLDEPFILES): List ppc-sysv-tdep.c, ppcnbsd-nat.c
and ppcnbsd-tdep.c instead of ppc-sysv-tdep.o, ppcnbsd-nat.o and
ppcnbsd-tdep.o.

* m68k-tdep.h: Tweak comments.
* m68k-tdep.c: Tweak comment.

2004-01-09  Stuart Cunningham  <stuart_hc@users.sourceforge.net>

* include/objbase.h (STGFMT): Declare enum.
(STGOPTIONS): Declare structure.
(StgCreateStorageEx, StgOpenStorageEx): Declare.
(STGOPTIONS_VERSION): Define.
* lib/ole32.def (StgCreateStorageEx, StgOpenStorageEx): Add stubs.

Merge numerous changes from ReactOS. Submitted by Filip Navara.

2004-04-18  Allan Bazinet  <bazineta@users.sourceforge.net>

* include/winuser.h (MONITORINFOEX[AW]): Change to be derived from
MONITORINFO when compiling as C++.

daily update

* scriptempl/pe.sc:  Put numbered .ctors.* after .ctors
with default priority. Likewise for dtors.

fix comments

2004-04-17  Randolph Chung  <tausq@debian.org>

* Makefile.in (hppa-hpux-tdep.o): Add $(hppa_tdep_h).
* hppa-hpux-tdep.c (hppa-tdep.h): Include.
  (hppa_hpux_som_init_abi): Set is_elf to 0.
  (hppa_hpux_elf_init_abi): Set is_elf to 1.
* hppa-tdep.c (low_text_segment_address): Remove global.
(record_text_segment_lowaddr): Pass in low address as parameter. Use
section offset to calculate segment address.
(internalize_unwinds): Define low_text_segment_address as local and
pass to record_text_segment_lowaddr for ELF targets.
(hppa_gdbarch_init): Zero fill tdep structure.
(hppa_dump_tdep): Print tdep structure.
* hppa-tdep.h (gdbarch_tdep): Add is_elf member to tdep structure.

2004-04-17  Randolph Chung  <tausq@debian.org>

* hppa-tdep.c (hppa_pseudo_register_read): Define.
(hppa_gdbarch_init): Set pseudo_register_read.
* config/pa/tm-hppa.h (DEPRECATED_CLEAN_UP_REGISTER_VALUE): Remove.
* regcache.c (supply_register): Remove check for
DEPRECATED_CLEAN_UP_REGISTER_VALUE since we've removed the last user.

2004-04-17  Randolph Chung  <tausq@debian.org>

* Makefile.in (hpread.o, pa64solib.o, somsolib.o): Add $(hppa_tdep_h)
* hppa-tdep.c (hppa_objfile_priv_data): New.
(SR4EXPORT_LDIL_OFFSET, SR4EXPORT_LDO_OFFSET): Use
HPPA_INSTRUCTION_SIZE.
(read_unwind_info): Use objfile_data to reference unwind info.
(find_unwind_entry): Likewise.
(hpread_adjust_stack_address): Move to hpread.c.
(_initialize_hppa_tdep): Register hppa objfile data.
* hppa-tdep.h (HPPA_INSTRUCTION_SIZE): Define.
(unwind_table_entry, unwind_stub_types): Move from tm-hppa.h.
(obj_unwind_info, obj_private_struct): Move from tm-hppa.h, and rename
with hppa_ prefix.
* hpread.c (hppa-tdep.h): Include.
(hpread_adjust_stack_address): Move from hppa-tdep.c.
(hpread_read_function_type, hpread_read_doc_function_type)
(hpread_process_one_debug_symbol): Call hpread_adjust_stack_address
directly. Use objfile_data to access solib data.
* pa64solib.c (hppa-tdep.h): Include.
(pa64_solib_add_solib_objfile): Use objfile_data to access solib data.
* somsolib.c (hppa-tdep.h): Include.
(som_solib_add_solib_objfile): Use objfile_data to access solib data.
* config/pa/tm-hppa.h (frame_info, frame_saved_regs, value, type)
(inferior_status): Remove unused forward declarations.
(INSTRUCTION_SIZE): Move to hppa-tdep.c.
(unwind_table_entry, unwind_stub_types, obj_unwind_info)
(obj_private_struct): Move to hppa-tdep.h.
(HPREAD_ADJUST_STACK_ADDRESS): Remove.

2004-04-17  Randolph Chung  <tausq@debian.org>

        * hppa-tdep.c (hppa_reg_struct_has_addr, hppa_skip_prologue)
        (hppa_skip_trampoline_code, hppa_in_solib_call_trampoline)
        (hppa_in_solib_return_trampoline, hppa_cannot_store_register)
        (hppa_smash_text_address, hppa_target_read_pc, hppa_target_write_pc):
        Remove forward declaration and make static.
        (hppa_reg_struct_has_addr): Remove.

2004-04-17  Luke Dunstan  <infidel@users.sourceforge.net>

* README.w32api: List separate copyright conditions for some headers.
* include/(winsock2.h, wsipx.h): Minor change to copyright header.

* peXXigen.c (_bfd_XXi_swap_aouthdr_out): Use the first non-zero
filepos for the SizeOfHeaders field.
(_bfd_XXi_swap_scnhdr_out): Correct section flags lossage on reloc
overflow.
(_bfd_XXi_swap_sym_in): Remove redundant section flags assignment.

    * observer.sh: Move comments in sed command to first column.

2004-04-16  Jason Molenda  (jmolenda@apple.com)

        * frame.c: Minor typeo corrections in comments.

*** empty log message ***

daily update

Restore 2002 ChangeLog history.

* autoload.cc (NtCreateFile): Add.
* dir.cc (mkdir): Change set_file_attribute call to indicate that
NT security isn't used.
* fhandler.cc (fhandler_base::open_9x): New method, created from
fhandler_base::open.
(fhandler_base::open): Rearrange to use NtCreateFile instead of
CreateFile.
* fhandler.h (enum query_state): Redefine query_null_access to
query_stat_control.  query_null_access isn't allowed in NtCreateFile.
(fhandler_base::open_9x): Declare.
* fhandler_disk_file.cc (fhandler_base::fstat_fs): Use
query_stat_control first, query_read_control if that fails.
(fhandler_disk_file::fchmod): Call enable_restore_privilege before
trying to open for query_write_control.  Don't fall back to
opening for query_read_control.
(fhandler_disk_file::fchown): Ditto.
(fhandler_disk_file::facl):  Only request restore privilege and query
access necessary for given cmd.
* fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open
instead of opening device here.
* ntdll.h (NtCreateFile): Declare.
* path.cc (symlink_worker): Change set_file_attribute call to indicate
that NT security isn't used.
* sec_acl.cc (getacl): Fix bracketing.
* sec_helper.cc (enable_restore_privilege): New function.
* security.cc (str2buf2uni_cat): New function.
(write_sd): Don't request restore permission here.
* security.h (set_process_privileges): Drop stale declaration.
(str2buf2uni): Declare.
(str2buf2uni_cat): Declare.
(enable_restore_privilege): Declare.
* syscalls.cc (fchown32): Return immediate success on 9x.

    * gdb.gdb/observer.exp (test_normal_stop_notifications): Update
        call to observer_notify_normal_stop.

    * observer.c (observer_test_first_notification_function): Update
        function profile.
        (observer_test_second_notification_function): Likewise.
        (observer_test_third_notification_function): Likewise.

From Brian Ford <ford@vss.fsi.com>:
* i386-tdep.c (i386_coff_init_abi): New function.
* i386-tdep.h (i386_coff_init_abi): New prototype.
* i386-cygwin-tdep.c (i386_cygwin_init_abi): Call it.  Use correct
register number translation functions for DWARF and DWARF 2.

    * dwarf2read.c: Back out my previous change, it was incorrect.

* dwarf2read.c: Include "hashtab.h".
(struct dwarf2_cu): Add partial_dies, comp_unit_obstack,
has_namespace_info.
(struct partial_die_info): Add comments.  Use bitfields to reduce
memory footprint.  Add scope, scope_set, has_specification,
spec_offset, die_parent, die_child, and die_sibling.
(peek_die_abbrev): Add prototype.
(partial_read_comp_unit_head): New function, broken out from
dwarf2_build_psymtabs_hard.
(dwarf2_build_psymtabs_hard): Remove unused variable abbrev_ptr.
Use partial_read_comp_unit_head.  Initialize the CU and
comp_unit_obstack.  Update calls to read_partial_die and
scan_partial_symbols.  Use free_stack_comp_unit and
load_partial_dies.
(scan_partial_symbols): Change PDI to a pointer.  Use the child and
sibling pointers to walk partial DIEs.  Call fixup_partial_die.
Update calls to helper functions.  Remove NAMESPACE argument.
Update comments.
(partial_die_parent_scope, partial_die_full_name): New functions.
(add_partial_symbol): Remove namespace argument.  Update call to
pdi_needs_namespace.  Use partial_die_full_name.  Handle
DW_TAG_namespace.  Check has_namespace_info flag.
(pdi_needs_namespace): Remove NAMESPACE argument.  Just check the
tag.  Handle namespaces.
(add_partial_namespace, add_partial_enumeration): Simplify.
(guess_structure_name): New function, derived from
add_partial_structure.
(add_partial_structure): Remove.
(determine_class_name): Update comment.
(dwarf2_read_abbrevs): Set has_namespace_info flag.
(is_type_tag_for_partial, load_partial_dies): New functions.
(read_partial_die): Pass abbrev and abbrev_len as arguments.
Record specifications instead of following them immediately.
(find_partial_die_in_comp_unit, find_partial_die)
(fixup_partial_die, free_stack_comp_unit)
(hashtab_obstack_allocate, dummy_obstack_deallocate)
(partial_die_hash, partial_die_eq): New functions.
* Makefile.in (hashtab_h): Define.
(dwarf2read.o): Update dependencies.
(observer_inc, observer_h): Move to the correct section.

Fix LDFLAGS related configure errors.
* Makefile.tpl (configure-[+module+], configure-gcc,
configure-stage1-gcc, configure-stage2-gcc, configure-stage3-gcc):
Set and export LDFLAGS.
* Makefile.in: Regenerate.

    * dwarf2read.c (dwarf2_attribute_true_p): New function.
        (die_is_declaration): Use the function above.

* simple.c (bfd_simple_get_relocated_section_contents): Don't
change reloc_done.  Set and restore _cooked_size.
(RETURN): Delete.

    * dwarf2read.c (read_structure_scope): Identify stub types
        using die_is_declaration() only.

* expr.c (operand): Correct checks for ++ and --.

.

*** empty log message ***

.

2004-04-08  Roland McGrath  <roland@redhat.com>

* generic/gdbtk-hooks.c (gdbtk_pre_add_symbol): Add const to arg type.
(pre_add_symbol): Likewise in extern decl.

2004-04-08  Roland McGrath  <roland@redhat.com>

* symfile.c (symbol_file_add_with_addrs_or_offsets): Take ABFD as
argument instead of NAME.
(symbol_file_add, reread_separate_symbols): Call symfile_bfd_open
in call to symbol_file_add_with_addrs_or_offsets.
(build_addr_info): New function, helper for ...
(symbol_file_add_from_memory): New function.
(add_symbol_file_from_memory_command): New function using that.
(_initialize_symfile): Register it for add-symbol-file-from-memory.
(pre_add_symbol_hook): Add const to argument type.
* symfile.h (symbol_file_add_from_memory): Declare it.

2004-04-15  Andrew Cagney  <cagney@redhat.com>

* gdb.base/siginfo.c: New file.
* gdb.base/siginfo.exp: New file.

Check in missed file.

* autoload.cc (dll_chain1): Rename to dll_chain.  Remove old dll_chain code.
(wsock_init): Avoid unneeded winsock_active tests.
* winsup.h (winsock_active): Delete.

* netbsd-core.c (netbsd_core_file_p): Set architecture for VAX
core files.

* fhandler_disk_file.cc (fhandler_disk_file::fchmo): Try opening
in query_read mode if query_write fails.
* fhandler_disk_file.cc (fhandler_disk_file::fchown): Ditto.
* fhandler_disk_file.cc (fhandler_disk_file::facl): Ditto.

* NEWS (New native configurations): Mention OpenBSD/vax.
* configure.host: Add vax-*-openbsd*.
* config/vax/obsd.mh: New file.
* config/vax/nm-obsd.h: New file.

* vax-tdep.c: Include "regset.h".
(vax_supply_gregset): New function.
(vax_gregset): New variable.
(vax_regset_from_core_section): New function.
(vax_gdbarch_init): Set regset_from_core_section.
* Makefile.in (vax-tdep.o): Update dependencies.

2004-04-15  Andrew Cagney  <cagney@redhat.com>

* observer.c (normal_stop_subject, observer_notify_normal_stop)
(observer_normal_stop_notification_stub)
(observer_attach_normal_stop, observer_detach_normal_stop):
Delete, replaced by #include "observer.inc".
* infrun.c (normal_stop): Pass "stop_bpstat" to
observer_notify_normal_stop.
* Makefile.in (observer_inc): Define.
(observer.o): Update dependencies.
(observer.h, observer.inc): New rules.
* observer.h: Delete file.
* observer.sh: New file.

Index: doc/ChangeLog
2004-04-08  Andrew Cagney  <cagney@redhat.com>

* observer.texi (GDB Observers): Rework, provide generic observer
definitions and then a list of observable events.

* vax-tdep.c (vax_frame_cache): Fix typo.

2004-04-15  Danny Smith  <dannysmith@users.sourceforge.net>

* include/wingdi.h (RGB): Correct macro.

Treat adds and subs as a special case

Catch NULL bfd pointers passed to bfd_archive_filename

* elf64-sparc.c (sparc64_elf_check_relocs): Fix thinko last change.

* elflink.c (_bfd_elf_merge_symbol): Treat weak as strong only
when it is a definition.

gas/

2004-04-14  H.J. Lu  <hongjiu.lu@intel.com>

* config/tc-generic.c: Add some comments.

ld/testsuite/

2004-04-14  H.J. Lu  <hongjiu.lu@intel.com>

* ld-scripts/assert.s: Add a newline.
* ld-scripts/data.s: Likewise.

*** empty log message ***

daily update

* cpu/iq2000.opc (parse_jtargq10): Add ATTRIBUTE_UNUSED on unused args.
(parse_jtargq10, iq2000_cgen_isa_register, parse_mlo16): Declare.

Fix case.

* ntdll.h: Fix copyright date.
* sec_acl.cc (acl_worker): delete allocated fhandler.
* syscalls.cc (chown_worker): Ditto.
(chmod): Ditto.
(stat_worker): Use get_namehash instead of hash_path_name.

* sec_acl.cc (getacl): Avoid compiler warning.
* security.cc (write_sd): Ditto.  Fix error handling.

* NEWS (New native configurations): Mention NetBSD/vax.
* configure.host: Add vax-*-netbsdelf* and vax-*-netbsd*.
* config/vax/nbsdelf.mh: New file.
* config/vax/nbsdaout.mh: New file.
* config/vax/nm-nbsd.h: New file.
* config/vax/nm-nbsdaout.h: New file.

* vaxnbsd-tdep.c: New file.
* Makefile.in (vaxnbsd-tdep.o): New dependency.
* configure.tgt: Add vax-*-netbsd* and vax-*-openbsd*.
* config/vax/nbsd.mt: New file.
* config/vax/tm-nbsd.h: New file.

* Makefile.in (vaxbsd-nat.o): New dependency.

* vax-tdep.h (vax_regnum): Add VAX_R0_REGNUM and VAX_R1_REGNUM.
* vax-tdep.c (vax_store_arguments): Remove struct_return and
struct_addr arguments.  Don't push return value address.
(vax_push_dummy_call): Don't pass STRUCT_RETURN and STRUCT_ADDR as
arguments to vax_store_arguments.  Store return value address in
R1.
(vax_store_struct_return, vax_extract_return_value)
(vax_store_return_value): Remove functions.
(vax_return_value): New function.
(vax_gdbarch_init): Set return value.  Don't set
deprecated_store_struct_return, deprecated_extract_struct_return
and deprecated_store_return_value.

* syscalls.cc (fstat64): Use get_namehash instead of hash_path_name.

* fhandler.cc (fhandler_base::open): Simplify access evaluation
expression.
(fhandler_base::facl): New method.
* fhandler.h: Declare facl method in fhandler_base,
fhandler_disk_file and fhandler_virtual.
* fhandler_disk_file.cc (fhandler_disk_file::facl): New method.
* fhandler_virtual.cc (fhandler_virtual::facl): New method.
* sec_acl.cc: Remove forward declaration for aclsort32 and acl32.
(setacl): Remove static.  Add and use handle parameter.
(getacl): Ditto.
(acl_worker): Reorganize to call fhandler's facl method eventually.
(facl32): Ditto.
* security.cc (get_nt_object_security): Remove static.
* security.h: Add extern declarations for get_nt_object_security,
aclsort32, acl32, getacl and setacl.

Apply missing syscalls.cc patch and ChangeLog of previous check in.
* syscalls.cc (chown_worker): Reorganize to call fhandler's fchown
method eventually.
(fchown): Ditto.

* ia64-tdep.c (ia64_libunwind_frame_prev_register): Handle null
value buffer.
* libunwind-frame.c (libunwind_frame_prev_register): Likewise.

* fhandler.cc (fhandler_base::open): Accomodate query_write_control
query_state.
(fhandler_base::fchown): New method.
* fhandler.h: Declare fchown method in fhandler_base,
fhandler_disk_file and fhandler_virtual.
(enum query_state): Add query_write_control.
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Set query_state
to query_write_control.  Only remove FILE_ATTRIBUTE_READONLY if not
setting security descriptor.
(fhandler_disk_file::fchown): New method.
* fhandler_virtual.cc (fhandler_virtual::fchown): New method.
* sec_acl.cc (setacl): Call write_sd with additional handle attribute.
* security.cc (write_sd): Take handle argument.  Only request owner
if getting SE_RESTORE_NAME privilege failed.  Only open file if
NtSetSecurityObject failed or handle is NULL.
(set_nt_attribute): Call write_sd with additional handle attribute.
* security.h (write_sd): Declare with additional handle argument.

* vax-tdep.c (vax_store_arguments, vax_push_dummy_call)
(vax_unwind_dummy_id): New functions.
(vax_push_dummy_frame, vax_pop_frame): Remove functions.
(vax_call_dummy_words, sizeof_vax_call_dummy_words): Remove
variables.
(vax_fix_call_dummy): Remove function.
(vax_gdbarch_init): Set push_dummy_call and unwind_dummy_id.
Don't set deprecated_push_dummy_frame, deprecated_pop_frame,
call_dummy_location, deprecated_call_dummy_words,
deprecated_sizeof_call_dummy_words,
deprecated_call_dummy_breakpoint_offset,
deprecated_use_generic_dummy_frames, deprecated_pc_in_call_dummy,
and deprecated_dummy_write_sp.

2004-04-14  Robert Wruck  <rwruck@users.sourceforge.net>

* include/ddk/winddk.h (RtlEqualLuid): Correct macro.

* autoload.cc (NtSetSecurityObject): Add.
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Only request
READ_CONTROL rights when opening the file.
* ntdll.h (NtSetSecurityObject): Add declaration.
* security.cc (write_sd): Call NtSetSecurityObject instead of
BackupWrite.
(get_nt_object_security): Don't free security descriptor here.

* syscalls.cc (ttyname): Use buffer of length TTY_NAME_MAX + 1.
* sysconf.cc (sysconf): Handle _SC_TTY_NAME_MAX request.
* include/limits.h: Define TTY_NAME_MAX and _POSIX_TTY_NAME_MAX.

* elf32-sparc.c (elf32_sparc_relocate_section): Don't abort
when statically linking PIC code.
* elf64-sparc.c (sparc64_elf_relocate_section): Likewise.

* cygwin.din: Export rand_r and ttyname_r.
* syscalls.cc (ttyname_r): New function.
(ttyname): Move functionality to ttyname_r.  Call it from here.
* include/cygwin/version.h: Bump API minor number.

* doc/c-mips.texi (-m{no-,}fix-vr4120): Renamed from
-{no-}mfix-vr4122-bugs.
* config/tc-mips.c (mips_fix_vr4120): Renamed from mips_fix_4122_bugs.
(append_insn, mips_emit_delays): Update accordingly.
(OPTION_FIX_VR4120, OPTION_NO_FIX_VR4120): Renamed from *VR4122.
(md_longopts): Change -{no-,}mfix-vr4122-bugs to -m{no-,}fix-vr4120.
(md_parse_option): Update after above changes.
(md_show_usage): Add -mfix-vr4120.

* binutils-all/readelf.ss-mips: Allow named section symbols.

* gas/elf/section2.e-mips: Allow named section symbols.
* gas/mips/{,el}empic.d, gas/mips/mips{,el}16-[ef].d: Likewise.

* strings.c (print_strings): Cast file_off to unsigned long in
printf arg list.

merge from gcc

2004-04-14  Pierre Humblet <pierre.humblet@ieee.org>

        * path.h (path_conv::set_symlink): Add argument.
        (path_conv::get_symlink_length): New method.
        (path_conv::symlink_length): New member.
        * path.cc (path_conv::check): Pass symlen to set_symlink.
        * fhandler_disk_file.cc (fhandler_base::fstat_helper): For symlinks
        set st_size from get_symlink_length.

Typo fix: s/otheriwse/otherwise/

*** empty log message ***

daily update

* security.cc (set_nt_attribute): Only call get_nt_object_security
if handle is NULL.

* dir.cc (mkdir): Call set_file_attribute with additional handle
argument.
* fhandler.cc (fhandler_base::fchmod): New method.
* fhandler.h: Declare fchmod method in fhandler_base,
fhandler_disk_file and fhandler_virtual.
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): New method.
(fhandler_base::open_fs): Call set_file_attribute with additional
handle argument.
* fhandler_virtual.cc (fhandler_virtual::fchmod): New method.
* path.cc (symlink_worker): Call set_file_attribute with additional
handle argument.
* security.cc (get_nt_object_security): New function.
(get_nt_object_attribute): Call get_nt_object_security.
(set_nt_attribute): Add handle argument.  Call get_nt_object_security
first, read_sd only if that fails.
(set_file_attribute): Add handle argument.
* security.h (set_file_attribute): Declare with additional handle
argument.
* syscalls.cc (stat_suffixes): Move to beginning of file.
(chown_worker): Call set_file_attribute with additional handle argument.
(chmod): Reorganize to call fhandler's fchmod method eventually.
(fchmod): Ditto.

* doc/as.texinfo (Sub-Sections): Conditionalize COFF-specific use
of .section directive; add a reference to the ELF .subsection
directive.

Add test of M32R seth instruction

Fix inifnite loop problem with M32R port

2004-04-13  David Carlton  <carlton@kealia.com>

* MAINTAINERS: Move myself to "paper trail" section.

merge from gcc

merge from gcc

* autoload.cc (NtQuerySecurityObject): Add.
* ntdll.h (STATUS_BUFFER_TOO_SMALL): Add definition.
(NtQuerySecurityObject): Add declaration.
* security.cc (get_nt_object_attribute): Always use
NtQuerySecurityObject to retrieve security descriptor.

* winsup.api/devdsp.c (forkrectest): Move synchronization with child
so that test passes also under high CPU load.
(forkplaytest): Ditto.
(abortplaytest): New function to test ioctl code SNDCTL_DSP_RESET.

* fhandler_dsp.cc (fhandler_dev_dsp::Audio_out::stop): Add optional
boolean argument so that playing can be stopped without playing
pending buffers.
(fhandler_dev_dsp::ioctl): Stop playback immediately for
SNDCTL_DSP_RESET.  Do not reset audio parameters in this case.
Add support for ioctl SNDCTL_DSP_GETISPACE.
(fhandler_dev_dsp::Audio_out::emptyblocks): Now returns the number of
completely empty blocks.
(fhandler_dev_dsp::Audio_out::buf_info): p->fragments is now the number
of completely empty blocks. This conforms with the OSS specification.
(fhandler_dev_dsp::Audio_out::parsewav): Ignore wave headers that are
not aligned on four byte boundary.
(fhandler_dev_dsp::Audio_in::buf_info): New, needed for
SNDCTL_DSP_GETISPACE.

* winsup.h (IMPLEMENT_STATUS_FLAG): New macro to define status flag
accessor methods unambiguously.
* fhandler.h: Use IMPLEMENT_STATUS_FLAG throughout where possible.
* fhandler_termios.cc (fhandler_termios::tcinit): Call corrected
accessor for initialized status flag.
* mtinfo.h (class mtinfo_drive): Use IMPLEMENT_STATUS_FLAG throughout.
* path.cc (fs_info::update): Remove duplicate call to flags().
* path.h (struct fs_info): Use IMPLEMENT_STATUS_FLAG where possible.
(path_conv::is_auto_device): Fix spacing.
* tty.h (class tty_min): Use IMPLEMENT_STATUS_FLAG throughout.

Update libtool entry.