From 2cc9a105fa39a6a5c70bd527dd01b795a8532f09 Mon Sep 17 00:00:00 2001 From: Mark Kettenis Date: Sun, 26 Sep 2004 19:50:07 +0000 Subject: [PATCH] * fbsd-proc.c: Remove file. * Makefile.in (fbsd-proc.o): Remove dependency. --- gdb/ChangeLog | 3 + gdb/fbsd-proc.c | 181 -------------------------------------------------------- 2 files changed, 3 insertions(+), 181 deletions(-) delete mode 100644 gdb/fbsd-proc.c diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 839581962e..069d5a8d7d 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,8 @@ 2004-09-26 Mark Kettenis + * fbsd-proc.c: Remove file. + * Makefile.in (fbsd-proc.o): Remove dependency. + * i386fbsd-nat.c (_initialize_i386fbsd_nat): Group target related code together. diff --git a/gdb/fbsd-proc.c b/gdb/fbsd-proc.c deleted file mode 100644 index f021d275b9..0000000000 --- a/gdb/fbsd-proc.c +++ /dev/null @@ -1,181 +0,0 @@ -/* FreeBSD-specific methods for using the /proc file system. - - Copyright 2002, 2003 Free Software Foundation, Inc. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include "defs.h" -#include "gdbcore.h" -#include "inferior.h" -#include "regcache.h" -#include "regset.h" - -#include "gdb_assert.h" -#include "gdb_string.h" -#include -#include - -#include "elf-bfd.h" - -char * -child_pid_to_exec_file (int pid) -{ - char *path; - char *buf; - - path = xstrprintf ("/proc/%d/file", pid); - buf = xcalloc (MAXPATHLEN, sizeof (char)); - make_cleanup (xfree, path); - make_cleanup (xfree, buf); - - if (readlink (path, buf, MAXPATHLEN) > 0) - return buf; - - return NULL; -} - -static int -read_mapping (FILE *mapfile, unsigned long *start, unsigned long *end, - char *protection) -{ - /* FreeBSD 5.1-RELEASE uses a 256-byte buffer. */ - char buf[256]; - int resident, privateresident; - unsigned long obj; - int ret = EOF; - - /* As of FreeBSD 5.0-RELEASE, the layout is described in - /usr/src/sys/fs/procfs/procfs_map.c. Somewhere in 5.1-CURRENT a - new column was added to the procfs map. Therefore we can't use - fscanf since we need to support older releases too. */ - if (fgets (buf, sizeof buf, mapfile) != NULL) - ret = sscanf (buf, "%lx %lx %d %d %lx %s", start, end, - &resident, &privateresident, &obj, protection); - - return (ret != 0 && ret != EOF); -} - -static int -fbsd_find_memory_regions (int (*func) (CORE_ADDR, unsigned long, - int, int, int, void *), - void *obfd) -{ - pid_t pid = ptid_get_pid (inferior_ptid); - char *mapfilename; - FILE *mapfile; - unsigned long start, end, size; - char protection[4]; - int read, write, exec; - - mapfilename = xstrprintf ("/proc/%ld/map", (long) pid); - mapfile = fopen (mapfilename, "r"); - if (mapfile == NULL) - error ("Couldn't open %s\n", mapfilename); - - if (info_verbose) - fprintf_filtered (gdb_stdout, - "Reading memory regions from %s\n", mapfilename); - - /* Now iterate until end-of-file. */ - while (read_mapping (mapfile, &start, &end, &protection[0])) - { - size = end - start; - - read = (strchr (protection, 'r') != 0); - write = (strchr (protection, 'w') != 0); - exec = (strchr (protection, 'x') != 0); - - if (info_verbose) - { - fprintf_filtered (gdb_stdout, - "Save segment, %ld bytes at 0x%s (%c%c%c)\n", - size, paddr_nz (start), - read ? 'r' : '-', - write ? 'w' : '-', - exec ? 'x' : '-'); - } - - /* Invoke the callback function to create the corefile segment. */ - func (start, size, read, write, exec, obfd); - } - - fclose (mapfile); - return 0; -} - -static char * -fbsd_make_corefile_notes (bfd *obfd, int *note_size) -{ - struct gdbarch *gdbarch = current_gdbarch; - const struct regcache *regcache = current_regcache; - gregset_t gregs; - fpregset_t fpregs; - char *note_data = NULL; - Elf_Internal_Ehdr *i_ehdrp; - const struct regset *regset; - size_t size; - - /* Put a "FreeBSD" label in the ELF header. */ - i_ehdrp = elf_elfheader (obfd); - i_ehdrp->e_ident[EI_OSABI] = ELFOSABI_FREEBSD; - - gdb_assert (gdbarch_regset_from_core_section_p (gdbarch)); - - size = sizeof gregs; - regset = gdbarch_regset_from_core_section (gdbarch, ".reg", size); - gdb_assert (regset && regset->collect_regset); - regset->collect_regset (regset, regcache, -1, &gregs, size); - - note_data = elfcore_write_prstatus (obfd, note_data, note_size, - ptid_get_pid (inferior_ptid), - stop_signal, &gregs); - - size = sizeof fpregs; - regset = gdbarch_regset_from_core_section (gdbarch, ".reg2", size); - gdb_assert (regset && regset->collect_regset); - regset->collect_regset (regset, regcache, -1, &fpregs, size); - - note_data = elfcore_write_prfpreg (obfd, note_data, note_size, - &fpregs, sizeof (fpregs)); - - if (get_exec_file (0)) - { - char *fname = strrchr (get_exec_file (0), '/') + 1; - char *psargs = xstrdup (fname); - - if (get_inferior_args ()) - psargs = reconcat (psargs, psargs, " ", get_inferior_args (), NULL); - - note_data = elfcore_write_prpsinfo (obfd, note_data, note_size, - fname, psargs); - } - - make_cleanup (xfree, note_data); - return note_data; -} - - -void -_initialize_fbsd_proc (void) -{ - extern void inftarg_set_find_memory_regions (); - extern void inftarg_set_make_corefile_notes (); - - inftarg_set_find_memory_regions (fbsd_find_memory_regions); - inftarg_set_make_corefile_notes (fbsd_make_corefile_notes); -} -- 2.11.0