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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [gdb/] [nto-tdep.c] - Diff between revs 834 and 842

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/* nto-tdep.c - general QNX Neutrino target functionality.
/* nto-tdep.c - general QNX Neutrino target functionality.
 
 
   Copyright (C) 2003, 2004, 2007, 2008, 2009, 2010
   Copyright (C) 2003, 2004, 2007, 2008, 2009, 2010
   Free Software Foundation, Inc.
   Free Software Foundation, Inc.
 
 
   Contributed by QNX Software Systems Ltd.
   Contributed by QNX Software Systems Ltd.
 
 
   This file is part of GDB.
   This file is part of GDB.
 
 
   This program is free software; you can redistribute it and/or modify
   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
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.
   (at your option) any later version.
 
 
   This program is distributed in the hope that it will be useful,
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   GNU General Public License for more details.
 
 
   You should have received a copy of the GNU General Public License
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 
#include "defs.h"
#include "defs.h"
#include "gdb_stat.h"
#include "gdb_stat.h"
#include "gdb_string.h"
#include "gdb_string.h"
#include "nto-tdep.h"
#include "nto-tdep.h"
#include "top.h"
#include "top.h"
#include "cli/cli-decode.h"
#include "cli/cli-decode.h"
#include "cli/cli-cmds.h"
#include "cli/cli-cmds.h"
#include "inferior.h"
#include "inferior.h"
#include "gdbarch.h"
#include "gdbarch.h"
#include "bfd.h"
#include "bfd.h"
#include "elf-bfd.h"
#include "elf-bfd.h"
#include "solib-svr4.h"
#include "solib-svr4.h"
#include "gdbcore.h"
#include "gdbcore.h"
#include "objfiles.h"
#include "objfiles.h"
 
 
#include <string.h>
#include <string.h>
 
 
#ifdef __CYGWIN__
#ifdef __CYGWIN__
#include <sys/cygwin.h>
#include <sys/cygwin.h>
#endif
#endif
 
 
#ifdef __CYGWIN__
#ifdef __CYGWIN__
static char default_nto_target[] = "C:\\QNXsdk\\target\\qnx6";
static char default_nto_target[] = "C:\\QNXsdk\\target\\qnx6";
#elif defined(__sun__) || defined(linux)
#elif defined(__sun__) || defined(linux)
static char default_nto_target[] = "/opt/QNXsdk/target/qnx6";
static char default_nto_target[] = "/opt/QNXsdk/target/qnx6";
#else
#else
static char default_nto_target[] = "";
static char default_nto_target[] = "";
#endif
#endif
 
 
struct nto_target_ops current_nto_target;
struct nto_target_ops current_nto_target;
 
 
static char *
static char *
nto_target (void)
nto_target (void)
{
{
  char *p = getenv ("QNX_TARGET");
  char *p = getenv ("QNX_TARGET");
 
 
#ifdef __CYGWIN__
#ifdef __CYGWIN__
  static char buf[PATH_MAX];
  static char buf[PATH_MAX];
  if (p)
  if (p)
    cygwin_conv_to_posix_path (p, buf);
    cygwin_conv_to_posix_path (p, buf);
  else
  else
    cygwin_conv_to_posix_path (default_nto_target, buf);
    cygwin_conv_to_posix_path (default_nto_target, buf);
  return buf;
  return buf;
#else
#else
  return p ? p : default_nto_target;
  return p ? p : default_nto_target;
#endif
#endif
}
}
 
 
/* Take a string such as i386, rs6000, etc. and map it onto CPUTYPE_X86,
/* Take a string such as i386, rs6000, etc. and map it onto CPUTYPE_X86,
   CPUTYPE_PPC, etc. as defined in nto-share/dsmsgs.h.  */
   CPUTYPE_PPC, etc. as defined in nto-share/dsmsgs.h.  */
int
int
nto_map_arch_to_cputype (const char *arch)
nto_map_arch_to_cputype (const char *arch)
{
{
  if (!strcmp (arch, "i386") || !strcmp (arch, "x86"))
  if (!strcmp (arch, "i386") || !strcmp (arch, "x86"))
    return CPUTYPE_X86;
    return CPUTYPE_X86;
  if (!strcmp (arch, "rs6000") || !strcmp (arch, "powerpc"))
  if (!strcmp (arch, "rs6000") || !strcmp (arch, "powerpc"))
    return CPUTYPE_PPC;
    return CPUTYPE_PPC;
  if (!strcmp (arch, "mips"))
  if (!strcmp (arch, "mips"))
    return CPUTYPE_MIPS;
    return CPUTYPE_MIPS;
  if (!strcmp (arch, "arm"))
  if (!strcmp (arch, "arm"))
    return CPUTYPE_ARM;
    return CPUTYPE_ARM;
  if (!strcmp (arch, "sh"))
  if (!strcmp (arch, "sh"))
    return CPUTYPE_SH;
    return CPUTYPE_SH;
  return CPUTYPE_UNKNOWN;
  return CPUTYPE_UNKNOWN;
}
}
 
 
int
int
nto_find_and_open_solib (char *solib, unsigned o_flags, char **temp_pathname)
nto_find_and_open_solib (char *solib, unsigned o_flags, char **temp_pathname)
{
{
  char *buf, *arch_path, *nto_root, *endian, *base;
  char *buf, *arch_path, *nto_root, *endian, *base;
  const char *arch;
  const char *arch;
  int ret;
  int ret;
#define PATH_FMT "%s/lib:%s/usr/lib:%s/usr/photon/lib:%s/usr/photon/dll:%s/lib/dll"
#define PATH_FMT "%s/lib:%s/usr/lib:%s/usr/photon/lib:%s/usr/photon/dll:%s/lib/dll"
 
 
  nto_root = nto_target ();
  nto_root = nto_target ();
  if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name, "i386") == 0)
  if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name, "i386") == 0)
    {
    {
      arch = "x86";
      arch = "x86";
      endian = "";
      endian = "";
    }
    }
  else if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
  else if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
                   "rs6000") == 0
                   "rs6000") == 0
           || strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
           || strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
                   "powerpc") == 0)
                   "powerpc") == 0)
    {
    {
      arch = "ppc";
      arch = "ppc";
      endian = "be";
      endian = "be";
    }
    }
  else
  else
    {
    {
      arch = gdbarch_bfd_arch_info (target_gdbarch)->arch_name;
      arch = gdbarch_bfd_arch_info (target_gdbarch)->arch_name;
      endian = gdbarch_byte_order (target_gdbarch)
      endian = gdbarch_byte_order (target_gdbarch)
               == BFD_ENDIAN_BIG ? "be" : "le";
               == BFD_ENDIAN_BIG ? "be" : "le";
    }
    }
 
 
  /* In case nto_root is short, add strlen(solib)
  /* In case nto_root is short, add strlen(solib)
     so we can reuse arch_path below.  */
     so we can reuse arch_path below.  */
  arch_path =
  arch_path =
    alloca (strlen (nto_root) + strlen (arch) + strlen (endian) + 2 +
    alloca (strlen (nto_root) + strlen (arch) + strlen (endian) + 2 +
            strlen (solib));
            strlen (solib));
  sprintf (arch_path, "%s/%s%s", nto_root, arch, endian);
  sprintf (arch_path, "%s/%s%s", nto_root, arch, endian);
 
 
  buf = alloca (strlen (PATH_FMT) + strlen (arch_path) * 5 + 1);
  buf = alloca (strlen (PATH_FMT) + strlen (arch_path) * 5 + 1);
  sprintf (buf, PATH_FMT, arch_path, arch_path, arch_path, arch_path,
  sprintf (buf, PATH_FMT, arch_path, arch_path, arch_path, arch_path,
           arch_path);
           arch_path);
 
 
  /* Don't assume basename() isn't destructive.  */
  /* Don't assume basename() isn't destructive.  */
  base = strrchr (solib, '/');
  base = strrchr (solib, '/');
  if (!base)
  if (!base)
    base = solib;
    base = solib;
  else
  else
    base++;                     /* Skip over '/'.  */
    base++;                     /* Skip over '/'.  */
 
 
  ret = openp (buf, 1, base, o_flags, temp_pathname);
  ret = openp (buf, 1, base, o_flags, temp_pathname);
  if (ret < 0 && base != solib)
  if (ret < 0 && base != solib)
    {
    {
      sprintf (arch_path, "/%s", solib);
      sprintf (arch_path, "/%s", solib);
      ret = open (arch_path, o_flags, 0);
      ret = open (arch_path, o_flags, 0);
      if (temp_pathname)
      if (temp_pathname)
        {
        {
          if (ret >= 0)
          if (ret >= 0)
            *temp_pathname = gdb_realpath (arch_path);
            *temp_pathname = gdb_realpath (arch_path);
          else
          else
            **temp_pathname = '\0';
            **temp_pathname = '\0';
        }
        }
    }
    }
  return ret;
  return ret;
}
}
 
 
void
void
nto_init_solib_absolute_prefix (void)
nto_init_solib_absolute_prefix (void)
{
{
  char buf[PATH_MAX * 2], arch_path[PATH_MAX];
  char buf[PATH_MAX * 2], arch_path[PATH_MAX];
  char *nto_root, *endian;
  char *nto_root, *endian;
  const char *arch;
  const char *arch;
 
 
  nto_root = nto_target ();
  nto_root = nto_target ();
  if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name, "i386") == 0)
  if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name, "i386") == 0)
    {
    {
      arch = "x86";
      arch = "x86";
      endian = "";
      endian = "";
    }
    }
  else if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
  else if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
                   "rs6000") == 0
                   "rs6000") == 0
           || strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
           || strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
                   "powerpc") == 0)
                   "powerpc") == 0)
    {
    {
      arch = "ppc";
      arch = "ppc";
      endian = "be";
      endian = "be";
    }
    }
  else
  else
    {
    {
      arch = gdbarch_bfd_arch_info (target_gdbarch)->arch_name;
      arch = gdbarch_bfd_arch_info (target_gdbarch)->arch_name;
      endian = gdbarch_byte_order (target_gdbarch)
      endian = gdbarch_byte_order (target_gdbarch)
               == BFD_ENDIAN_BIG ? "be" : "le";
               == BFD_ENDIAN_BIG ? "be" : "le";
    }
    }
 
 
  sprintf (arch_path, "%s/%s%s", nto_root, arch, endian);
  sprintf (arch_path, "%s/%s%s", nto_root, arch, endian);
 
 
  sprintf (buf, "set solib-absolute-prefix %s", arch_path);
  sprintf (buf, "set solib-absolute-prefix %s", arch_path);
  execute_command (buf, 0);
  execute_command (buf, 0);
}
}
 
 
char **
char **
nto_parse_redirection (char *pargv[], const char **pin, const char **pout,
nto_parse_redirection (char *pargv[], const char **pin, const char **pout,
                       const char **perr)
                       const char **perr)
{
{
  char **argv;
  char **argv;
  char *in, *out, *err, *p;
  char *in, *out, *err, *p;
  int argc, i, n;
  int argc, i, n;
 
 
  for (n = 0; pargv[n]; n++);
  for (n = 0; pargv[n]; n++);
  if (n == 0)
  if (n == 0)
    return NULL;
    return NULL;
  in = "";
  in = "";
  out = "";
  out = "";
  err = "";
  err = "";
 
 
  argv = xcalloc (n + 1, sizeof argv[0]);
  argv = xcalloc (n + 1, sizeof argv[0]);
  argc = n;
  argc = n;
  for (i = 0, n = 0; n < argc; n++)
  for (i = 0, n = 0; n < argc; n++)
    {
    {
      p = pargv[n];
      p = pargv[n];
      if (*p == '>')
      if (*p == '>')
        {
        {
          p++;
          p++;
          if (*p)
          if (*p)
            out = p;
            out = p;
          else
          else
            out = pargv[++n];
            out = pargv[++n];
        }
        }
      else if (*p == '<')
      else if (*p == '<')
        {
        {
          p++;
          p++;
          if (*p)
          if (*p)
            in = p;
            in = p;
          else
          else
            in = pargv[++n];
            in = pargv[++n];
        }
        }
      else if (*p++ == '2' && *p++ == '>')
      else if (*p++ == '2' && *p++ == '>')
        {
        {
          if (*p == '&' && *(p + 1) == '1')
          if (*p == '&' && *(p + 1) == '1')
            err = out;
            err = out;
          else if (*p)
          else if (*p)
            err = p;
            err = p;
          else
          else
            err = pargv[++n];
            err = pargv[++n];
        }
        }
      else
      else
        argv[i++] = pargv[n];
        argv[i++] = pargv[n];
    }
    }
  *pin = in;
  *pin = in;
  *pout = out;
  *pout = out;
  *perr = err;
  *perr = err;
  return argv;
  return argv;
}
}
 
 
/* The struct lm_info, LM_ADDR, and nto_truncate_ptr are copied from
/* The struct lm_info, LM_ADDR, and nto_truncate_ptr are copied from
   solib-svr4.c to support nto_relocate_section_addresses
   solib-svr4.c to support nto_relocate_section_addresses
   which is different from the svr4 version.  */
   which is different from the svr4 version.  */
 
 
/* Link map info to include in an allocated so_list entry */
/* Link map info to include in an allocated so_list entry */
 
 
struct lm_info
struct lm_info
  {
  {
    /* Pointer to copy of link map from inferior.  The type is char *
    /* Pointer to copy of link map from inferior.  The type is char *
       rather than void *, so that we may use byte offsets to find the
       rather than void *, so that we may use byte offsets to find the
       various fields without the need for a cast.  */
       various fields without the need for a cast.  */
    gdb_byte *lm;
    gdb_byte *lm;
 
 
    /* Amount by which addresses in the binary should be relocated to
    /* Amount by which addresses in the binary should be relocated to
       match the inferior.  This could most often be taken directly
       match the inferior.  This could most often be taken directly
       from lm, but when prelinking is involved and the prelink base
       from lm, but when prelinking is involved and the prelink base
       address changes, we may need a different offset, we want to
       address changes, we may need a different offset, we want to
       warn about the difference and compute it only once.  */
       warn about the difference and compute it only once.  */
    CORE_ADDR l_addr;
    CORE_ADDR l_addr;
 
 
    /* The target location of lm.  */
    /* The target location of lm.  */
    CORE_ADDR lm_addr;
    CORE_ADDR lm_addr;
  };
  };
 
 
 
 
static CORE_ADDR
static CORE_ADDR
LM_ADDR (struct so_list *so)
LM_ADDR (struct so_list *so)
{
{
  if (so->lm_info->l_addr == (CORE_ADDR)-1)
  if (so->lm_info->l_addr == (CORE_ADDR)-1)
    {
    {
      struct link_map_offsets *lmo = nto_fetch_link_map_offsets ();
      struct link_map_offsets *lmo = nto_fetch_link_map_offsets ();
      struct type *ptr_type = builtin_type (target_gdbarch)->builtin_data_ptr;
      struct type *ptr_type = builtin_type (target_gdbarch)->builtin_data_ptr;
 
 
      so->lm_info->l_addr =
      so->lm_info->l_addr =
        extract_typed_address (so->lm_info->lm + lmo->l_addr_offset, ptr_type);
        extract_typed_address (so->lm_info->lm + lmo->l_addr_offset, ptr_type);
    }
    }
  return so->lm_info->l_addr;
  return so->lm_info->l_addr;
}
}
 
 
static CORE_ADDR
static CORE_ADDR
nto_truncate_ptr (CORE_ADDR addr)
nto_truncate_ptr (CORE_ADDR addr)
{
{
  if (gdbarch_ptr_bit (target_gdbarch) == sizeof (CORE_ADDR) * 8)
  if (gdbarch_ptr_bit (target_gdbarch) == sizeof (CORE_ADDR) * 8)
    /* We don't need to truncate anything, and the bit twiddling below
    /* We don't need to truncate anything, and the bit twiddling below
       will fail due to overflow problems.  */
       will fail due to overflow problems.  */
    return addr;
    return addr;
  else
  else
    return addr & (((CORE_ADDR) 1 << gdbarch_ptr_bit (target_gdbarch)) - 1);
    return addr & (((CORE_ADDR) 1 << gdbarch_ptr_bit (target_gdbarch)) - 1);
}
}
 
 
static Elf_Internal_Phdr *
static Elf_Internal_Phdr *
find_load_phdr (bfd *abfd)
find_load_phdr (bfd *abfd)
{
{
  Elf_Internal_Phdr *phdr;
  Elf_Internal_Phdr *phdr;
  unsigned int i;
  unsigned int i;
 
 
  if (!elf_tdata (abfd))
  if (!elf_tdata (abfd))
    return NULL;
    return NULL;
 
 
  phdr = elf_tdata (abfd)->phdr;
  phdr = elf_tdata (abfd)->phdr;
  for (i = 0; i < elf_elfheader (abfd)->e_phnum; i++, phdr++)
  for (i = 0; i < elf_elfheader (abfd)->e_phnum; i++, phdr++)
    {
    {
      if (phdr->p_type == PT_LOAD && (phdr->p_flags & PF_X))
      if (phdr->p_type == PT_LOAD && (phdr->p_flags & PF_X))
        return phdr;
        return phdr;
    }
    }
  return NULL;
  return NULL;
}
}
 
 
void
void
nto_relocate_section_addresses (struct so_list *so, struct target_section *sec)
nto_relocate_section_addresses (struct so_list *so, struct target_section *sec)
{
{
  /* Neutrino treats the l_addr base address field in link.h as different than
  /* Neutrino treats the l_addr base address field in link.h as different than
     the base address in the System V ABI and so the offset needs to be
     the base address in the System V ABI and so the offset needs to be
     calculated and applied to relocations.  */
     calculated and applied to relocations.  */
  Elf_Internal_Phdr *phdr = find_load_phdr (sec->bfd);
  Elf_Internal_Phdr *phdr = find_load_phdr (sec->bfd);
  unsigned vaddr = phdr ? phdr->p_vaddr : 0;
  unsigned vaddr = phdr ? phdr->p_vaddr : 0;
 
 
  sec->addr = nto_truncate_ptr (sec->addr + LM_ADDR (so) - vaddr);
  sec->addr = nto_truncate_ptr (sec->addr + LM_ADDR (so) - vaddr);
  sec->endaddr = nto_truncate_ptr (sec->endaddr + LM_ADDR (so) - vaddr);
  sec->endaddr = nto_truncate_ptr (sec->endaddr + LM_ADDR (so) - vaddr);
}
}
 
 
/* This is cheating a bit because our linker code is in libc.so.  If we
/* This is cheating a bit because our linker code is in libc.so.  If we
   ever implement lazy linking, this may need to be re-examined.  */
   ever implement lazy linking, this may need to be re-examined.  */
int
int
nto_in_dynsym_resolve_code (CORE_ADDR pc)
nto_in_dynsym_resolve_code (CORE_ADDR pc)
{
{
  if (in_plt_section (pc, NULL))
  if (in_plt_section (pc, NULL))
    return 1;
    return 1;
  return 0;
  return 0;
}
}
 
 
void
void
nto_dummy_supply_regset (struct regcache *regcache, char *regs)
nto_dummy_supply_regset (struct regcache *regcache, char *regs)
{
{
  /* Do nothing.  */
  /* Do nothing.  */
}
}
 
 
enum gdb_osabi
enum gdb_osabi
nto_elf_osabi_sniffer (bfd *abfd)
nto_elf_osabi_sniffer (bfd *abfd)
{
{
  if (nto_is_nto_target)
  if (nto_is_nto_target)
    return nto_is_nto_target (abfd);
    return nto_is_nto_target (abfd);
  return GDB_OSABI_UNKNOWN;
  return GDB_OSABI_UNKNOWN;
}
}
 
 
static const char *nto_thread_state_str[] =
static const char *nto_thread_state_str[] =
{
{
  "DEAD",               /* 0  0x00 */
  "DEAD",               /* 0  0x00 */
  "RUNNING",    /* 1  0x01 */
  "RUNNING",    /* 1  0x01 */
  "READY",      /* 2  0x02 */
  "READY",      /* 2  0x02 */
  "STOPPED",    /* 3  0x03 */
  "STOPPED",    /* 3  0x03 */
  "SEND",               /* 4  0x04 */
  "SEND",               /* 4  0x04 */
  "RECEIVE",    /* 5  0x05 */
  "RECEIVE",    /* 5  0x05 */
  "REPLY",      /* 6  0x06 */
  "REPLY",      /* 6  0x06 */
  "STACK",      /* 7  0x07 */
  "STACK",      /* 7  0x07 */
  "WAITTHREAD", /* 8  0x08 */
  "WAITTHREAD", /* 8  0x08 */
  "WAITPAGE",   /* 9  0x09 */
  "WAITPAGE",   /* 9  0x09 */
  "SIGSUSPEND", /* 10 0x0a */
  "SIGSUSPEND", /* 10 0x0a */
  "SIGWAITINFO",        /* 11 0x0b */
  "SIGWAITINFO",        /* 11 0x0b */
  "NANOSLEEP",  /* 12 0x0c */
  "NANOSLEEP",  /* 12 0x0c */
  "MUTEX",      /* 13 0x0d */
  "MUTEX",      /* 13 0x0d */
  "CONDVAR",    /* 14 0x0e */
  "CONDVAR",    /* 14 0x0e */
  "JOIN",               /* 15 0x0f */
  "JOIN",               /* 15 0x0f */
  "INTR",               /* 16 0x10 */
  "INTR",               /* 16 0x10 */
  "SEM",                /* 17 0x11 */
  "SEM",                /* 17 0x11 */
  "WAITCTX",    /* 18 0x12 */
  "WAITCTX",    /* 18 0x12 */
  "NET_SEND",   /* 19 0x13 */
  "NET_SEND",   /* 19 0x13 */
  "NET_REPLY"   /* 20 0x14 */
  "NET_REPLY"   /* 20 0x14 */
};
};
 
 
char *
char *
nto_extra_thread_info (struct thread_info *ti)
nto_extra_thread_info (struct thread_info *ti)
{
{
  if (ti && ti->private
  if (ti && ti->private
      && ti->private->state < ARRAY_SIZE (nto_thread_state_str))
      && ti->private->state < ARRAY_SIZE (nto_thread_state_str))
    return (char *)nto_thread_state_str [ti->private->state];
    return (char *)nto_thread_state_str [ti->private->state];
  return "";
  return "";
}
}
 
 
void
void
nto_initialize_signals (void)
nto_initialize_signals (void)
{
{
  /* We use SIG45 for pulses, or something, so nostop, noprint
  /* We use SIG45 for pulses, or something, so nostop, noprint
     and pass them.  */
     and pass them.  */
  signal_stop_update (target_signal_from_name ("SIG45"), 0);
  signal_stop_update (target_signal_from_name ("SIG45"), 0);
  signal_print_update (target_signal_from_name ("SIG45"), 0);
  signal_print_update (target_signal_from_name ("SIG45"), 0);
  signal_pass_update (target_signal_from_name ("SIG45"), 1);
  signal_pass_update (target_signal_from_name ("SIG45"), 1);
 
 
  /* By default we don't want to stop on these two, but we do want to pass.  */
  /* By default we don't want to stop on these two, but we do want to pass.  */
#if defined(SIGSELECT)
#if defined(SIGSELECT)
  signal_stop_update (SIGSELECT, 0);
  signal_stop_update (SIGSELECT, 0);
  signal_print_update (SIGSELECT, 0);
  signal_print_update (SIGSELECT, 0);
  signal_pass_update (SIGSELECT, 1);
  signal_pass_update (SIGSELECT, 1);
#endif
#endif
 
 
#if defined(SIGPHOTON)
#if defined(SIGPHOTON)
  signal_stop_update (SIGPHOTON, 0);
  signal_stop_update (SIGPHOTON, 0);
  signal_print_update (SIGPHOTON, 0);
  signal_print_update (SIGPHOTON, 0);
  signal_pass_update (SIGPHOTON, 1);
  signal_pass_update (SIGPHOTON, 1);
#endif
#endif
}
}
 
 
/* Provide a prototype to silence -Wmissing-prototypes.  */
/* Provide a prototype to silence -Wmissing-prototypes.  */
extern initialize_file_ftype _initialize_nto_tdep;
extern initialize_file_ftype _initialize_nto_tdep;
 
 
void
void
_initialize_nto_tdep (void)
_initialize_nto_tdep (void)
{
{
  add_setshow_zinteger_cmd ("nto-debug", class_maintenance,
  add_setshow_zinteger_cmd ("nto-debug", class_maintenance,
                            &nto_internal_debugging, _("\
                            &nto_internal_debugging, _("\
Set QNX NTO internal debugging."), _("\
Set QNX NTO internal debugging."), _("\
Show QNX NTO internal debugging."), _("\
Show QNX NTO internal debugging."), _("\
When non-zero, nto specific debug info is\n\
When non-zero, nto specific debug info is\n\
displayed. Different information is displayed\n\
displayed. Different information is displayed\n\
for different positive values."),
for different positive values."),
                            NULL,
                            NULL,
                            NULL, /* FIXME: i18n: QNX NTO internal debugging is %s.  */
                            NULL, /* FIXME: i18n: QNX NTO internal debugging is %s.  */
                            &setdebuglist, &showdebuglist);
                            &setdebuglist, &showdebuglist);
}
}
 
 

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