# This shell script emits a C file. -*- C -*-
|
# This shell script emits a C file. -*- C -*-
|
# It does some substitutions.
|
# It does some substitutions.
|
if [ -z "$MACHINE" ]; then
|
if [ -z "$MACHINE" ]; then
|
OUTPUT_ARCH=${ARCH}
|
OUTPUT_ARCH=${ARCH}
|
else
|
else
|
OUTPUT_ARCH=${ARCH}:${MACHINE}
|
OUTPUT_ARCH=${ARCH}:${MACHINE}
|
fi
|
fi
|
fragment <
|
fragment <
|
/* This file is is generated by a shell script. DO NOT EDIT! */
|
/* This file is is generated by a shell script. DO NOT EDIT! */
|
|
|
/* SunOS emulation code for ${EMULATION_NAME}
|
/* SunOS emulation code for ${EMULATION_NAME}
|
Copyright 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
|
Copyright 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
|
2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
|
2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
|
Written by Steve Chamberlain
|
Written by Steve Chamberlain
|
SunOS shared library support by Ian Lance Taylor
|
SunOS shared library support by Ian Lance Taylor
|
|
|
This file is part of the GNU Binutils.
|
This file is part of the GNU Binutils.
|
|
|
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, write to the Free Software
|
along with this program; if not, write to the Free Software
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
MA 02110-1301, USA. */
|
MA 02110-1301, USA. */
|
|
|
#define TARGET_IS_${EMULATION_NAME}
|
#define TARGET_IS_${EMULATION_NAME}
|
|
|
#include "sysdep.h"
|
#include "sysdep.h"
|
#include "bfd.h"
|
#include "bfd.h"
|
#include "bfdlink.h"
|
#include "bfdlink.h"
|
#include "libiberty.h"
|
#include "libiberty.h"
|
#include "safe-ctype.h"
|
#include "safe-ctype.h"
|
|
|
#include "ld.h"
|
#include "ld.h"
|
#include "ldmain.h"
|
#include "ldmain.h"
|
#include "ldmisc.h"
|
#include "ldmisc.h"
|
#include "ldexp.h"
|
#include "ldexp.h"
|
#include "ldlang.h"
|
#include "ldlang.h"
|
#include "ldfile.h"
|
#include "ldfile.h"
|
#include "ldemul.h"
|
#include "ldemul.h"
|
|
|
#ifdef HAVE_DIRENT_H
|
#ifdef HAVE_DIRENT_H
|
# include
|
# include
|
#else
|
#else
|
# define dirent direct
|
# define dirent direct
|
# ifdef HAVE_SYS_NDIR_H
|
# ifdef HAVE_SYS_NDIR_H
|
# include
|
# include
|
# endif
|
# endif
|
# ifdef HAVE_SYS_DIR_H
|
# ifdef HAVE_SYS_DIR_H
|
# include
|
# include
|
# endif
|
# endif
|
# ifdef HAVE_NDIR_H
|
# ifdef HAVE_NDIR_H
|
# include
|
# include
|
# endif
|
# endif
|
#endif
|
#endif
|
|
|
static void gld${EMULATION_NAME}_find_so
|
static void gld${EMULATION_NAME}_find_so
|
(lang_input_statement_type *);
|
(lang_input_statement_type *);
|
static char *gld${EMULATION_NAME}_search_dir
|
static char *gld${EMULATION_NAME}_search_dir
|
(const char *, const char *, bfd_boolean *);
|
(const char *, const char *, bfd_boolean *);
|
static void gld${EMULATION_NAME}_check_needed
|
static void gld${EMULATION_NAME}_check_needed
|
(lang_input_statement_type *);
|
(lang_input_statement_type *);
|
static bfd_boolean gld${EMULATION_NAME}_search_needed
|
static bfd_boolean gld${EMULATION_NAME}_search_needed
|
(const char *, const char *);
|
(const char *, const char *);
|
static bfd_boolean gld${EMULATION_NAME}_try_needed
|
static bfd_boolean gld${EMULATION_NAME}_try_needed
|
(const char *, const char *);
|
(const char *, const char *);
|
static void gld${EMULATION_NAME}_find_assignment
|
static void gld${EMULATION_NAME}_find_assignment
|
(lang_statement_union_type *);
|
(lang_statement_union_type *);
|
static void gld${EMULATION_NAME}_find_exp_assignment
|
static void gld${EMULATION_NAME}_find_exp_assignment
|
(etree_type *);
|
(etree_type *);
|
static void gld${EMULATION_NAME}_count_need
|
static void gld${EMULATION_NAME}_count_need
|
(lang_input_statement_type *);
|
(lang_input_statement_type *);
|
static void gld${EMULATION_NAME}_set_need
|
static void gld${EMULATION_NAME}_set_need
|
(lang_input_statement_type *);
|
(lang_input_statement_type *);
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_before_parse (void)
|
gld${EMULATION_NAME}_before_parse (void)
|
{
|
{
|
ldfile_set_output_arch ("${OUTPUT_ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
|
ldfile_set_output_arch ("${OUTPUT_ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
|
config.dynamic_link = TRUE;
|
config.dynamic_link = TRUE;
|
config.has_shared = TRUE;
|
config.has_shared = TRUE;
|
}
|
}
|
|
|
/* This is called after the command line arguments have been parsed,
|
/* This is called after the command line arguments have been parsed,
|
but before the linker script has been read. If this is a native
|
but before the linker script has been read. If this is a native
|
linker, we add the directories in LD_LIBRARY_PATH to the search
|
linker, we add the directories in LD_LIBRARY_PATH to the search
|
list. */
|
list. */
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_set_symbols (void)
|
gld${EMULATION_NAME}_set_symbols (void)
|
{
|
{
|
EOF
|
EOF
|
if [ "x${host}" = "x${target}" ] ; then
|
if [ "x${host}" = "x${target}" ] ; then
|
case " ${EMULATION_LIBPATH} " in
|
case " ${EMULATION_LIBPATH} " in
|
*" ${EMULATION_NAME} "*)
|
*" ${EMULATION_NAME} "*)
|
fragment <
|
fragment <
|
const char *env;
|
const char *env;
|
|
|
env = (const char *) getenv ("LD_LIBRARY_PATH");
|
env = (const char *) getenv ("LD_LIBRARY_PATH");
|
if (env != NULL)
|
if (env != NULL)
|
{
|
{
|
char *l;
|
char *l;
|
|
|
l = xstrdup (env);
|
l = xstrdup (env);
|
while (1)
|
while (1)
|
{
|
{
|
char *c;
|
char *c;
|
|
|
c = strchr (l, ':');
|
c = strchr (l, ':');
|
if (c != NULL)
|
if (c != NULL)
|
*c++ = '\0';
|
*c++ = '\0';
|
if (*l != '\0')
|
if (*l != '\0')
|
ldfile_add_library_path (l, FALSE);
|
ldfile_add_library_path (l, FALSE);
|
if (c == NULL)
|
if (c == NULL)
|
break;
|
break;
|
l = c;
|
l = c;
|
}
|
}
|
}
|
}
|
EOF
|
EOF
|
;;
|
;;
|
esac
|
esac
|
fi
|
fi
|
fragment <
|
fragment <
|
}
|
}
|
|
|
/* Despite the name, we use this routine to search for dynamic
|
/* Despite the name, we use this routine to search for dynamic
|
libraries. On SunOS this requires a directory search. We need to
|
libraries. On SunOS this requires a directory search. We need to
|
find the .so file with the highest version number. The user may
|
find the .so file with the highest version number. The user may
|
restrict the major version by saying, e.g., -lc.1. Also, if we
|
restrict the major version by saying, e.g., -lc.1. Also, if we
|
find a .so file, we need to look for a the same file after
|
find a .so file, we need to look for a the same file after
|
replacing .so with .sa; if it exists, it will be an archive which
|
replacing .so with .sa; if it exists, it will be an archive which
|
provide some initializations for data symbols, and we need to
|
provide some initializations for data symbols, and we need to
|
search it after including the .so file. */
|
search it after including the .so file. */
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_create_output_section_statements (void)
|
gld${EMULATION_NAME}_create_output_section_statements (void)
|
{
|
{
|
lang_for_each_input_file (gld${EMULATION_NAME}_find_so);
|
lang_for_each_input_file (gld${EMULATION_NAME}_find_so);
|
}
|
}
|
|
|
/* Search the directory for a .so file for each library search. */
|
/* Search the directory for a .so file for each library search. */
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_find_so (lang_input_statement_type *inp)
|
gld${EMULATION_NAME}_find_so (lang_input_statement_type *inp)
|
{
|
{
|
search_dirs_type *search;
|
search_dirs_type *search;
|
char *found = NULL;
|
char *found = NULL;
|
char *alc;
|
char *alc;
|
struct stat st;
|
struct stat st;
|
|
|
if (! inp->search_dirs_flag
|
if (! inp->search_dirs_flag
|
|| ! inp->is_archive
|
|| ! inp->is_archive
|
|| ! inp->dynamic)
|
|| ! inp->dynamic)
|
return;
|
return;
|
|
|
ASSERT (CONST_STRNEQ (inp->local_sym_name, "-l"));
|
ASSERT (CONST_STRNEQ (inp->local_sym_name, "-l"));
|
|
|
for (search = search_head; search != NULL; search = search->next)
|
for (search = search_head; search != NULL; search = search->next)
|
{
|
{
|
bfd_boolean found_static;
|
bfd_boolean found_static;
|
|
|
found = gld${EMULATION_NAME}_search_dir (search->name, inp->filename,
|
found = gld${EMULATION_NAME}_search_dir (search->name, inp->filename,
|
&found_static);
|
&found_static);
|
if (found != NULL || found_static)
|
if (found != NULL || found_static)
|
break;
|
break;
|
}
|
}
|
|
|
if (found == NULL)
|
if (found == NULL)
|
{
|
{
|
/* We did not find a matching .so file. This isn't an error,
|
/* We did not find a matching .so file. This isn't an error,
|
since there might still be a matching .a file, which will be
|
since there might still be a matching .a file, which will be
|
found by the usual search. */
|
found by the usual search. */
|
return;
|
return;
|
}
|
}
|
|
|
/* Replace the filename with the one we have found. */
|
/* Replace the filename with the one we have found. */
|
alc = (char *) xmalloc (strlen (search->name) + strlen (found) + 2);
|
alc = (char *) xmalloc (strlen (search->name) + strlen (found) + 2);
|
sprintf (alc, "%s/%s", search->name, found);
|
sprintf (alc, "%s/%s", search->name, found);
|
inp->filename = alc;
|
inp->filename = alc;
|
|
|
/* Turn off the search_dirs_flag to prevent ldfile_open_file from
|
/* Turn off the search_dirs_flag to prevent ldfile_open_file from
|
searching for this file again. */
|
searching for this file again. */
|
inp->search_dirs_flag = FALSE;
|
inp->search_dirs_flag = FALSE;
|
|
|
free (found);
|
free (found);
|
|
|
/* Now look for the same file name, but with .sa instead of .so. If
|
/* Now look for the same file name, but with .sa instead of .so. If
|
found, add it to the list of input files. */
|
found, add it to the list of input files. */
|
alc = (char *) xmalloc (strlen (inp->filename) + 1);
|
alc = (char *) xmalloc (strlen (inp->filename) + 1);
|
strcpy (alc, inp->filename);
|
strcpy (alc, inp->filename);
|
strstr (alc + strlen (search->name), ".so")[2] = 'a';
|
strstr (alc + strlen (search->name), ".so")[2] = 'a';
|
if (stat (alc, &st) != 0)
|
if (stat (alc, &st) != 0)
|
free (alc);
|
free (alc);
|
else
|
else
|
{
|
{
|
lang_input_statement_type *sa;
|
lang_input_statement_type *sa;
|
|
|
/* Add the .sa file to the statement list just before the .so
|
/* Add the .sa file to the statement list just before the .so
|
file. This is really a hack. */
|
file. This is really a hack. */
|
sa = ((lang_input_statement_type *)
|
sa = ((lang_input_statement_type *)
|
xmalloc (sizeof (lang_input_statement_type)));
|
xmalloc (sizeof (lang_input_statement_type)));
|
*sa = *inp;
|
*sa = *inp;
|
|
|
inp->filename = alc;
|
inp->filename = alc;
|
inp->local_sym_name = alc;
|
inp->local_sym_name = alc;
|
|
|
inp->header.next = (lang_statement_union_type *) sa;
|
inp->header.next = (lang_statement_union_type *) sa;
|
inp->next_real_file = (lang_statement_union_type *) sa;
|
inp->next_real_file = (lang_statement_union_type *) sa;
|
}
|
}
|
}
|
}
|
|
|
/* Search a directory for a .so file. */
|
/* Search a directory for a .so file. */
|
|
|
static char *
|
static char *
|
gld${EMULATION_NAME}_search_dir
|
gld${EMULATION_NAME}_search_dir
|
(const char *dirname, const char *filename, bfd_boolean *found_static)
|
(const char *dirname, const char *filename, bfd_boolean *found_static)
|
{
|
{
|
int force_maj, force_min;
|
int force_maj, force_min;
|
const char *dot;
|
const char *dot;
|
unsigned int len;
|
unsigned int len;
|
char *alc;
|
char *alc;
|
char *found;
|
char *found;
|
int max_maj, max_min;
|
int max_maj, max_min;
|
DIR *dir;
|
DIR *dir;
|
struct dirent *entry;
|
struct dirent *entry;
|
unsigned int dirnamelen;
|
unsigned int dirnamelen;
|
char *full_path;
|
char *full_path;
|
int statval;
|
int statval;
|
struct stat st;
|
struct stat st;
|
|
|
*found_static = FALSE;
|
*found_static = FALSE;
|
|
|
force_maj = -1;
|
force_maj = -1;
|
force_min = -1;
|
force_min = -1;
|
dot = strchr (filename, '.');
|
dot = strchr (filename, '.');
|
if (dot == NULL)
|
if (dot == NULL)
|
{
|
{
|
len = strlen (filename);
|
len = strlen (filename);
|
alc = NULL;
|
alc = NULL;
|
}
|
}
|
else
|
else
|
{
|
{
|
force_maj = atoi (dot + 1);
|
force_maj = atoi (dot + 1);
|
|
|
len = dot - filename;
|
len = dot - filename;
|
alc = (char *) xmalloc (len + 1);
|
alc = (char *) xmalloc (len + 1);
|
strncpy (alc, filename, len);
|
strncpy (alc, filename, len);
|
alc[len] = '\0';
|
alc[len] = '\0';
|
filename = alc;
|
filename = alc;
|
|
|
dot = strchr (dot + 1, '.');
|
dot = strchr (dot + 1, '.');
|
if (dot != NULL)
|
if (dot != NULL)
|
force_min = atoi (dot + 1);
|
force_min = atoi (dot + 1);
|
}
|
}
|
|
|
found = NULL;
|
found = NULL;
|
max_maj = max_min = 0;
|
max_maj = max_min = 0;
|
|
|
dir = opendir (dirname);
|
dir = opendir (dirname);
|
if (dir == NULL)
|
if (dir == NULL)
|
return NULL;
|
return NULL;
|
dirnamelen = strlen (dirname);
|
dirnamelen = strlen (dirname);
|
|
|
while ((entry = readdir (dir)) != NULL)
|
while ((entry = readdir (dir)) != NULL)
|
{
|
{
|
const char *s;
|
const char *s;
|
int found_maj, found_min;
|
int found_maj, found_min;
|
|
|
if (! CONST_STRNEQ (entry->d_name, "lib")
|
if (! CONST_STRNEQ (entry->d_name, "lib")
|
|| strncmp (entry->d_name + 3, filename, len) != 0)
|
|| strncmp (entry->d_name + 3, filename, len) != 0)
|
continue;
|
continue;
|
|
|
if (dot == NULL
|
if (dot == NULL
|
&& strcmp (entry->d_name + 3 + len, ".a") == 0)
|
&& strcmp (entry->d_name + 3 + len, ".a") == 0)
|
{
|
{
|
*found_static = TRUE;
|
*found_static = TRUE;
|
continue;
|
continue;
|
}
|
}
|
|
|
/* We accept libfoo.so without a version number, even though the
|
/* We accept libfoo.so without a version number, even though the
|
native linker does not. This is more convenient for packages
|
native linker does not. This is more convenient for packages
|
which just generate .so files for shared libraries, as on ELF
|
which just generate .so files for shared libraries, as on ELF
|
systems. */
|
systems. */
|
if (! CONST_STRNEQ (entry->d_name + 3 + len, ".so"))
|
if (! CONST_STRNEQ (entry->d_name + 3 + len, ".so"))
|
continue;
|
continue;
|
if (entry->d_name[6 + len] == '\0')
|
if (entry->d_name[6 + len] == '\0')
|
;
|
;
|
else if (entry->d_name[6 + len] == '.'
|
else if (entry->d_name[6 + len] == '.'
|
&& ISDIGIT (entry->d_name[7 + len]))
|
&& ISDIGIT (entry->d_name[7 + len]))
|
;
|
;
|
else
|
else
|
continue;
|
continue;
|
|
|
for (s = entry->d_name + 6 + len; *s != '\0'; s++)
|
for (s = entry->d_name + 6 + len; *s != '\0'; s++)
|
if (*s != '.' && ! ISDIGIT (*s))
|
if (*s != '.' && ! ISDIGIT (*s))
|
break;
|
break;
|
if (*s != '\0')
|
if (*s != '\0')
|
continue;
|
continue;
|
|
|
/* We've found a .so file. Work out the major and minor
|
/* We've found a .so file. Work out the major and minor
|
version numbers. */
|
version numbers. */
|
found_maj = 0;
|
found_maj = 0;
|
found_min = 0;
|
found_min = 0;
|
sscanf (entry->d_name + 3 + len, ".so.%d.%d",
|
sscanf (entry->d_name + 3 + len, ".so.%d.%d",
|
&found_maj, &found_min);
|
&found_maj, &found_min);
|
|
|
if ((force_maj != -1 && force_maj != found_maj)
|
if ((force_maj != -1 && force_maj != found_maj)
|
|| (force_min != -1 && force_min != found_min))
|
|| (force_min != -1 && force_min != found_min))
|
continue;
|
continue;
|
|
|
/* Make sure the file really exists (ignore broken symlinks). */
|
/* Make sure the file really exists (ignore broken symlinks). */
|
full_path = xmalloc (dirnamelen + 1 + strlen (entry->d_name) + 1);
|
full_path = xmalloc (dirnamelen + 1 + strlen (entry->d_name) + 1);
|
sprintf (full_path, "%s/%s", dirname, entry->d_name);
|
sprintf (full_path, "%s/%s", dirname, entry->d_name);
|
statval = stat (full_path, &st);
|
statval = stat (full_path, &st);
|
free (full_path);
|
free (full_path);
|
if (statval != 0)
|
if (statval != 0)
|
continue;
|
continue;
|
|
|
/* We've found a match for the name we are searching for. See
|
/* We've found a match for the name we are searching for. See
|
if this is the version we should use. If the major and minor
|
if this is the version we should use. If the major and minor
|
versions match, we use the last entry in alphabetical order;
|
versions match, we use the last entry in alphabetical order;
|
I don't know if this is how SunOS distinguishes libc.so.1.8
|
I don't know if this is how SunOS distinguishes libc.so.1.8
|
from libc.so.1.8.1, but it ought to suffice. */
|
from libc.so.1.8.1, but it ought to suffice. */
|
if (found == NULL
|
if (found == NULL
|
|| (found_maj > max_maj)
|
|| (found_maj > max_maj)
|
|| (found_maj == max_maj
|
|| (found_maj == max_maj
|
&& (found_min > max_min
|
&& (found_min > max_min
|
|| (found_min == max_min
|
|| (found_min == max_min
|
&& strcmp (entry->d_name, found) > 0))))
|
&& strcmp (entry->d_name, found) > 0))))
|
{
|
{
|
if (found != NULL)
|
if (found != NULL)
|
free (found);
|
free (found);
|
found = (char *) xmalloc (strlen (entry->d_name) + 1);
|
found = (char *) xmalloc (strlen (entry->d_name) + 1);
|
strcpy (found, entry->d_name);
|
strcpy (found, entry->d_name);
|
max_maj = found_maj;
|
max_maj = found_maj;
|
max_min = found_min;
|
max_min = found_min;
|
}
|
}
|
}
|
}
|
|
|
closedir (dir);
|
closedir (dir);
|
|
|
if (alc != NULL)
|
if (alc != NULL)
|
free (alc);
|
free (alc);
|
|
|
return found;
|
return found;
|
}
|
}
|
|
|
/* These variables are required to pass information back and forth
|
/* These variables are required to pass information back and forth
|
between after_open and check_needed. */
|
between after_open and check_needed. */
|
|
|
static struct bfd_link_needed_list *global_needed;
|
static struct bfd_link_needed_list *global_needed;
|
static bfd_boolean global_found;
|
static bfd_boolean global_found;
|
|
|
/* This is called after all the input files have been opened. */
|
/* This is called after all the input files have been opened. */
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_after_open (void)
|
gld${EMULATION_NAME}_after_open (void)
|
{
|
{
|
struct bfd_link_needed_list *needed, *l;
|
struct bfd_link_needed_list *needed, *l;
|
|
|
/* We only need to worry about this when doing a final link. */
|
/* We only need to worry about this when doing a final link. */
|
if (link_info.relocatable || link_info.shared)
|
if (link_info.relocatable || link_info.shared)
|
return;
|
return;
|
|
|
/* Get the list of files which appear in ld_need entries in dynamic
|
/* Get the list of files which appear in ld_need entries in dynamic
|
objects included in the link. For each such file, we want to
|
objects included in the link. For each such file, we want to
|
track down the corresponding library, and include the symbol
|
track down the corresponding library, and include the symbol
|
table in the link. This is what the runtime dynamic linker will
|
table in the link. This is what the runtime dynamic linker will
|
do. Tracking the files down here permits one dynamic object to
|
do. Tracking the files down here permits one dynamic object to
|
include another without requiring special action by the person
|
include another without requiring special action by the person
|
doing the link. Note that the needed list can actually grow
|
doing the link. Note that the needed list can actually grow
|
while we are stepping through this loop. */
|
while we are stepping through this loop. */
|
needed = bfd_sunos_get_needed_list (link_info.output_bfd, &link_info);
|
needed = bfd_sunos_get_needed_list (link_info.output_bfd, &link_info);
|
for (l = needed; l != NULL; l = l->next)
|
for (l = needed; l != NULL; l = l->next)
|
{
|
{
|
struct bfd_link_needed_list *ll;
|
struct bfd_link_needed_list *ll;
|
const char *lname;
|
const char *lname;
|
search_dirs_type *search;
|
search_dirs_type *search;
|
|
|
lname = l->name;
|
lname = l->name;
|
|
|
/* If we've already seen this file, skip it. */
|
/* If we've already seen this file, skip it. */
|
for (ll = needed; ll != l; ll = ll->next)
|
for (ll = needed; ll != l; ll = ll->next)
|
if (strcmp (ll->name, lname) == 0)
|
if (strcmp (ll->name, lname) == 0)
|
break;
|
break;
|
if (ll != l)
|
if (ll != l)
|
continue;
|
continue;
|
|
|
/* See if this file was included in the link explicitly. */
|
/* See if this file was included in the link explicitly. */
|
global_needed = l;
|
global_needed = l;
|
global_found = FALSE;
|
global_found = FALSE;
|
lang_for_each_input_file (gld${EMULATION_NAME}_check_needed);
|
lang_for_each_input_file (gld${EMULATION_NAME}_check_needed);
|
if (global_found)
|
if (global_found)
|
continue;
|
continue;
|
|
|
if (! CONST_STRNEQ (lname, "-l"))
|
if (! CONST_STRNEQ (lname, "-l"))
|
{
|
{
|
bfd *abfd;
|
bfd *abfd;
|
|
|
abfd = bfd_openr (lname, bfd_get_target (link_info.output_bfd));
|
abfd = bfd_openr (lname, bfd_get_target (link_info.output_bfd));
|
if (abfd != NULL)
|
if (abfd != NULL)
|
{
|
{
|
if (! bfd_check_format (abfd, bfd_object))
|
if (! bfd_check_format (abfd, bfd_object))
|
{
|
{
|
(void) bfd_close (abfd);
|
(void) bfd_close (abfd);
|
abfd = NULL;
|
abfd = NULL;
|
}
|
}
|
}
|
}
|
if (abfd != NULL)
|
if (abfd != NULL)
|
{
|
{
|
if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0)
|
if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0)
|
{
|
{
|
(void) bfd_close (abfd);
|
(void) bfd_close (abfd);
|
abfd = NULL;
|
abfd = NULL;
|
}
|
}
|
}
|
}
|
if (abfd != NULL)
|
if (abfd != NULL)
|
{
|
{
|
/* We've found the needed dynamic object. */
|
/* We've found the needed dynamic object. */
|
if (! bfd_link_add_symbols (abfd, &link_info))
|
if (! bfd_link_add_symbols (abfd, &link_info))
|
einfo ("%F%B: could not read symbols: %E\n", abfd);
|
einfo ("%F%B: could not read symbols: %E\n", abfd);
|
}
|
}
|
else
|
else
|
{
|
{
|
einfo ("%P: warning: %s, needed by %B, not found\n",
|
einfo ("%P: warning: %s, needed by %B, not found\n",
|
lname, l->by);
|
lname, l->by);
|
}
|
}
|
|
|
continue;
|
continue;
|
}
|
}
|
|
|
lname += 2;
|
lname += 2;
|
|
|
/* We want to search for the file in the same way that the
|
/* We want to search for the file in the same way that the
|
dynamic linker will search. That means that we want to use
|
dynamic linker will search. That means that we want to use
|
rpath_link, rpath or -L, then the environment variable
|
rpath_link, rpath or -L, then the environment variable
|
LD_LIBRARY_PATH (native only), then (if rpath was used) the
|
LD_LIBRARY_PATH (native only), then (if rpath was used) the
|
linker script LIB_SEARCH_DIRS. */
|
linker script LIB_SEARCH_DIRS. */
|
if (gld${EMULATION_NAME}_search_needed (command_line.rpath_link,
|
if (gld${EMULATION_NAME}_search_needed (command_line.rpath_link,
|
lname))
|
lname))
|
continue;
|
continue;
|
if (command_line.rpath != NULL)
|
if (command_line.rpath != NULL)
|
{
|
{
|
if (gld${EMULATION_NAME}_search_needed (command_line.rpath, lname))
|
if (gld${EMULATION_NAME}_search_needed (command_line.rpath, lname))
|
continue;
|
continue;
|
}
|
}
|
else
|
else
|
{
|
{
|
for (search = search_head; search != NULL; search = search->next)
|
for (search = search_head; search != NULL; search = search->next)
|
if (gld${EMULATION_NAME}_try_needed (search->name, lname))
|
if (gld${EMULATION_NAME}_try_needed (search->name, lname))
|
break;
|
break;
|
if (search != NULL)
|
if (search != NULL)
|
continue;
|
continue;
|
}
|
}
|
EOF
|
EOF
|
if [ "x${host}" = "x${target}" ] ; then
|
if [ "x${host}" = "x${target}" ] ; then
|
case " ${EMULATION_LIBPATH} " in
|
case " ${EMULATION_LIBPATH} " in
|
*" ${EMULATION_NAME} "*)
|
*" ${EMULATION_NAME} "*)
|
fragment <
|
fragment <
|
{
|
{
|
const char *lib_path;
|
const char *lib_path;
|
|
|
lib_path = (const char *) getenv ("LD_LIBRARY_PATH");
|
lib_path = (const char *) getenv ("LD_LIBRARY_PATH");
|
if (gld${EMULATION_NAME}_search_needed (lib_path, lname))
|
if (gld${EMULATION_NAME}_search_needed (lib_path, lname))
|
continue;
|
continue;
|
}
|
}
|
EOF
|
EOF
|
;;
|
;;
|
esac
|
esac
|
fi
|
fi
|
fragment <
|
fragment <
|
if (command_line.rpath != NULL)
|
if (command_line.rpath != NULL)
|
{
|
{
|
for (search = search_head; search != NULL; search = search->next)
|
for (search = search_head; search != NULL; search = search->next)
|
{
|
{
|
if (search->cmdline)
|
if (search->cmdline)
|
continue;
|
continue;
|
if (gld${EMULATION_NAME}_try_needed (search->name, lname))
|
if (gld${EMULATION_NAME}_try_needed (search->name, lname))
|
break;
|
break;
|
}
|
}
|
if (search != NULL)
|
if (search != NULL)
|
continue;
|
continue;
|
}
|
}
|
|
|
einfo ("%P: warning: %s, needed by %B, not found\n",
|
einfo ("%P: warning: %s, needed by %B, not found\n",
|
l->name, l->by);
|
l->name, l->by);
|
}
|
}
|
}
|
}
|
|
|
/* Search for a needed file in a path. */
|
/* Search for a needed file in a path. */
|
|
|
static bfd_boolean
|
static bfd_boolean
|
gld${EMULATION_NAME}_search_needed (const char *path, const char *name)
|
gld${EMULATION_NAME}_search_needed (const char *path, const char *name)
|
{
|
{
|
const char *s;
|
const char *s;
|
|
|
if (path == NULL || *path == '\0')
|
if (path == NULL || *path == '\0')
|
return FALSE;
|
return FALSE;
|
while (1)
|
while (1)
|
{
|
{
|
const char *dir;
|
const char *dir;
|
char *dircopy;
|
char *dircopy;
|
|
|
s = strchr (path, ':');
|
s = strchr (path, ':');
|
if (s == NULL)
|
if (s == NULL)
|
{
|
{
|
dircopy = NULL;
|
dircopy = NULL;
|
dir = path;
|
dir = path;
|
}
|
}
|
else
|
else
|
{
|
{
|
dircopy = (char *) xmalloc (s - path + 1);
|
dircopy = (char *) xmalloc (s - path + 1);
|
memcpy (dircopy, path, s - path);
|
memcpy (dircopy, path, s - path);
|
dircopy[s - path] = '\0';
|
dircopy[s - path] = '\0';
|
dir = dircopy;
|
dir = dircopy;
|
}
|
}
|
|
|
if (gld${EMULATION_NAME}_try_needed (dir, name))
|
if (gld${EMULATION_NAME}_try_needed (dir, name))
|
return TRUE;
|
return TRUE;
|
|
|
if (dircopy != NULL)
|
if (dircopy != NULL)
|
free (dircopy);
|
free (dircopy);
|
|
|
if (s == NULL)
|
if (s == NULL)
|
break;
|
break;
|
path = s + 1;
|
path = s + 1;
|
}
|
}
|
|
|
return FALSE;
|
return FALSE;
|
}
|
}
|
|
|
/* This function is called for each possible directory for a needed
|
/* This function is called for each possible directory for a needed
|
dynamic object. */
|
dynamic object. */
|
|
|
static bfd_boolean
|
static bfd_boolean
|
gld${EMULATION_NAME}_try_needed (const char *dir, const char *name)
|
gld${EMULATION_NAME}_try_needed (const char *dir, const char *name)
|
{
|
{
|
char *file;
|
char *file;
|
char *alc;
|
char *alc;
|
bfd_boolean ignore;
|
bfd_boolean ignore;
|
bfd *abfd;
|
bfd *abfd;
|
|
|
file = gld${EMULATION_NAME}_search_dir (dir, name, &ignore);
|
file = gld${EMULATION_NAME}_search_dir (dir, name, &ignore);
|
if (file == NULL)
|
if (file == NULL)
|
return FALSE;
|
return FALSE;
|
|
|
alc = (char *) xmalloc (strlen (dir) + strlen (file) + 2);
|
alc = (char *) xmalloc (strlen (dir) + strlen (file) + 2);
|
sprintf (alc, "%s/%s", dir, file);
|
sprintf (alc, "%s/%s", dir, file);
|
free (file);
|
free (file);
|
abfd = bfd_openr (alc, bfd_get_target (link_info.output_bfd));
|
abfd = bfd_openr (alc, bfd_get_target (link_info.output_bfd));
|
if (abfd == NULL)
|
if (abfd == NULL)
|
return FALSE;
|
return FALSE;
|
if (! bfd_check_format (abfd, bfd_object))
|
if (! bfd_check_format (abfd, bfd_object))
|
{
|
{
|
(void) bfd_close (abfd);
|
(void) bfd_close (abfd);
|
return FALSE;
|
return FALSE;
|
}
|
}
|
if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0)
|
if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0)
|
{
|
{
|
(void) bfd_close (abfd);
|
(void) bfd_close (abfd);
|
return FALSE;
|
return FALSE;
|
}
|
}
|
|
|
/* We've found the needed dynamic object. */
|
/* We've found the needed dynamic object. */
|
|
|
/* Add this file into the symbol table. */
|
/* Add this file into the symbol table. */
|
if (! bfd_link_add_symbols (abfd, &link_info))
|
if (! bfd_link_add_symbols (abfd, &link_info))
|
einfo ("%F%B: could not read symbols: %E\n", abfd);
|
einfo ("%F%B: could not read symbols: %E\n", abfd);
|
|
|
return TRUE;
|
return TRUE;
|
}
|
}
|
|
|
/* See if we have already included a needed object in the link. This
|
/* See if we have already included a needed object in the link. This
|
does not have to be precise, as it does no harm to include a
|
does not have to be precise, as it does no harm to include a
|
dynamic object more than once. */
|
dynamic object more than once. */
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_check_needed (lang_input_statement_type *s)
|
gld${EMULATION_NAME}_check_needed (lang_input_statement_type *s)
|
{
|
{
|
if (s->filename == NULL)
|
if (s->filename == NULL)
|
return;
|
return;
|
if (! CONST_STRNEQ (global_needed->name, "-l"))
|
if (! CONST_STRNEQ (global_needed->name, "-l"))
|
{
|
{
|
if (strcmp (s->filename, global_needed->name) == 0)
|
if (strcmp (s->filename, global_needed->name) == 0)
|
global_found = TRUE;
|
global_found = TRUE;
|
}
|
}
|
else
|
else
|
{
|
{
|
const char *sname, *lname;
|
const char *sname, *lname;
|
const char *sdot, *ldot;
|
const char *sdot, *ldot;
|
int lmaj, lmin, smaj, smin;
|
int lmaj, lmin, smaj, smin;
|
|
|
lname = global_needed->name + 2;
|
lname = global_needed->name + 2;
|
|
|
sname = strrchr (s->filename, '/');
|
sname = strrchr (s->filename, '/');
|
if (sname == NULL)
|
if (sname == NULL)
|
sname = s->filename;
|
sname = s->filename;
|
else
|
else
|
++sname;
|
++sname;
|
|
|
if (! CONST_STRNEQ (sname, "lib"))
|
if (! CONST_STRNEQ (sname, "lib"))
|
return;
|
return;
|
sname += 3;
|
sname += 3;
|
|
|
ldot = strchr (lname, '.');
|
ldot = strchr (lname, '.');
|
if (ldot == NULL)
|
if (ldot == NULL)
|
ldot = lname + strlen (lname);
|
ldot = lname + strlen (lname);
|
|
|
sdot = strstr (sname, ".so.");
|
sdot = strstr (sname, ".so.");
|
if (sdot == NULL)
|
if (sdot == NULL)
|
return;
|
return;
|
|
|
if (sdot - sname != ldot - lname
|
if (sdot - sname != ldot - lname
|
|| strncmp (lname, sname, sdot - sname) != 0)
|
|| strncmp (lname, sname, sdot - sname) != 0)
|
return;
|
return;
|
|
|
lmaj = lmin = -1;
|
lmaj = lmin = -1;
|
sscanf (ldot, ".%d.%d", &lmaj, &lmin);
|
sscanf (ldot, ".%d.%d", &lmaj, &lmin);
|
smaj = smin = -1;
|
smaj = smin = -1;
|
sscanf (sdot, ".so.%d.%d", &smaj, &smin);
|
sscanf (sdot, ".so.%d.%d", &smaj, &smin);
|
if ((smaj != lmaj && smaj != -1 && lmaj != -1)
|
if ((smaj != lmaj && smaj != -1 && lmaj != -1)
|
|| (smin != lmin && smin != -1 && lmin != -1))
|
|| (smin != lmin && smin != -1 && lmin != -1))
|
return;
|
return;
|
|
|
global_found = TRUE;
|
global_found = TRUE;
|
}
|
}
|
}
|
}
|
|
|
/* We need to use static variables to pass information around the call
|
/* We need to use static variables to pass information around the call
|
to lang_for_each_statement. Ick. */
|
to lang_for_each_statement. Ick. */
|
|
|
static const char *find_assign;
|
static const char *find_assign;
|
static bfd_boolean found_assign;
|
static bfd_boolean found_assign;
|
|
|
/* We need to use static variables to pass information around the call
|
/* We need to use static variables to pass information around the call
|
to lang_for_each_input_file. Ick. */
|
to lang_for_each_input_file. Ick. */
|
|
|
static bfd_size_type need_size;
|
static bfd_size_type need_size;
|
static bfd_size_type need_entries;
|
static bfd_size_type need_entries;
|
static bfd_byte *need_contents;
|
static bfd_byte *need_contents;
|
static bfd_byte *need_pinfo;
|
static bfd_byte *need_pinfo;
|
static bfd_byte *need_pnames;
|
static bfd_byte *need_pnames;
|
|
|
/* The size of one entry in the .need section, not including the file
|
/* The size of one entry in the .need section, not including the file
|
name. */
|
name. */
|
|
|
#define NEED_ENTRY_SIZE (16)
|
#define NEED_ENTRY_SIZE (16)
|
|
|
/* This is called after the sections have been attached to output
|
/* This is called after the sections have been attached to output
|
sections, but before any sizes or addresses have been set. */
|
sections, but before any sizes or addresses have been set. */
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_before_allocation (void)
|
gld${EMULATION_NAME}_before_allocation (void)
|
{
|
{
|
struct bfd_link_hash_entry *hdyn = NULL;
|
struct bfd_link_hash_entry *hdyn = NULL;
|
asection *sneed;
|
asection *sneed;
|
asection *srules;
|
asection *srules;
|
asection *sdyn;
|
asection *sdyn;
|
|
|
/* The SunOS native linker creates a shared library whenever there
|
/* The SunOS native linker creates a shared library whenever there
|
are any undefined symbols in a link, unless -e is used. This is
|
are any undefined symbols in a link, unless -e is used. This is
|
pretty weird, but we are compatible. */
|
pretty weird, but we are compatible. */
|
if (! link_info.shared && ! link_info.relocatable && ! entry_from_cmdline)
|
if (! link_info.shared && ! link_info.relocatable && ! entry_from_cmdline)
|
{
|
{
|
struct bfd_link_hash_entry *h;
|
struct bfd_link_hash_entry *h;
|
|
|
for (h = link_info.hash->undefs; h != NULL; h = h->u.undef.next)
|
for (h = link_info.hash->undefs; h != NULL; h = h->u.undef.next)
|
{
|
{
|
if (h->type == bfd_link_hash_undefined
|
if (h->type == bfd_link_hash_undefined
|
&& h->u.undef.abfd != NULL
|
&& h->u.undef.abfd != NULL
|
&& (h->u.undef.abfd->flags & DYNAMIC) == 0
|
&& (h->u.undef.abfd->flags & DYNAMIC) == 0
|
&& strcmp (h->root.string, "__DYNAMIC") != 0
|
&& strcmp (h->root.string, "__DYNAMIC") != 0
|
&& strcmp (h->root.string, "__GLOBAL_OFFSET_TABLE_") != 0)
|
&& strcmp (h->root.string, "__GLOBAL_OFFSET_TABLE_") != 0)
|
{
|
{
|
find_assign = h->root.string;
|
find_assign = h->root.string;
|
found_assign = FALSE;
|
found_assign = FALSE;
|
lang_for_each_statement (gld${EMULATION_NAME}_find_assignment);
|
lang_for_each_statement (gld${EMULATION_NAME}_find_assignment);
|
if (! found_assign)
|
if (! found_assign)
|
{
|
{
|
link_info.shared = TRUE;
|
link_info.shared = TRUE;
|
break;
|
break;
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
if (link_info.shared)
|
if (link_info.shared)
|
{
|
{
|
lang_output_section_statement_type *os;
|
lang_output_section_statement_type *os;
|
|
|
/* Set the .text section to start at 0x20, not 0x2020. FIXME:
|
/* Set the .text section to start at 0x20, not 0x2020. FIXME:
|
This is too magical. */
|
This is too magical. */
|
os = lang_output_section_statement_lookup (".text");
|
os = lang_output_section_statement_lookup (".text");
|
if (os->addr_tree == NULL)
|
if (os->addr_tree == NULL)
|
os->addr_tree = exp_intop (0x20);
|
os->addr_tree = exp_intop (0x20);
|
}
|
}
|
|
|
/* We need to create a __DYNAMIC symbol. We don't do this in the
|
/* We need to create a __DYNAMIC symbol. We don't do this in the
|
linker script because we want to set the value to the start of
|
linker script because we want to set the value to the start of
|
the dynamic section if there is one, or to zero if there isn't
|
the dynamic section if there is one, or to zero if there isn't
|
one. We need to create the symbol before calling
|
one. We need to create the symbol before calling
|
size_dynamic_sections, although we can't set the value until
|
size_dynamic_sections, although we can't set the value until
|
afterward. */
|
afterward. */
|
if (! link_info.relocatable)
|
if (! link_info.relocatable)
|
{
|
{
|
hdyn = bfd_link_hash_lookup (link_info.hash, "__DYNAMIC", TRUE, FALSE,
|
hdyn = bfd_link_hash_lookup (link_info.hash, "__DYNAMIC", TRUE, FALSE,
|
FALSE);
|
FALSE);
|
if (hdyn == NULL)
|
if (hdyn == NULL)
|
einfo ("%P%F: bfd_link_hash_lookup: %E\n");
|
einfo ("%P%F: bfd_link_hash_lookup: %E\n");
|
if (! bfd_sunos_record_link_assignment (link_info.output_bfd, &link_info,
|
if (! bfd_sunos_record_link_assignment (link_info.output_bfd, &link_info,
|
"__DYNAMIC"))
|
"__DYNAMIC"))
|
einfo ("%P%F: failed to record assignment to __DYNAMIC: %E\n");
|
einfo ("%P%F: failed to record assignment to __DYNAMIC: %E\n");
|
}
|
}
|
|
|
/* If we are going to make any variable assignments, we need to let
|
/* If we are going to make any variable assignments, we need to let
|
the backend linker know about them in case the variables are
|
the backend linker know about them in case the variables are
|
referred to by dynamic objects. */
|
referred to by dynamic objects. */
|
lang_for_each_statement (gld${EMULATION_NAME}_find_assignment);
|
lang_for_each_statement (gld${EMULATION_NAME}_find_assignment);
|
|
|
/* Let the backend linker work out the sizes of any sections
|
/* Let the backend linker work out the sizes of any sections
|
required by dynamic linking. */
|
required by dynamic linking. */
|
if (! bfd_sunos_size_dynamic_sections (link_info.output_bfd, &link_info,
|
if (! bfd_sunos_size_dynamic_sections (link_info.output_bfd, &link_info,
|
&sdyn, &sneed, &srules))
|
&sdyn, &sneed, &srules))
|
einfo ("%P%F: failed to set dynamic section sizes: %E\n");
|
einfo ("%P%F: failed to set dynamic section sizes: %E\n");
|
|
|
if (sneed != NULL)
|
if (sneed != NULL)
|
{
|
{
|
/* Set up the .need section. See the description of the ld_need
|
/* Set up the .need section. See the description of the ld_need
|
field in include/aout/sun4.h. */
|
field in include/aout/sun4.h. */
|
|
|
need_entries = 0;
|
need_entries = 0;
|
need_size = 0;
|
need_size = 0;
|
|
|
lang_for_each_input_file (gld${EMULATION_NAME}_count_need);
|
lang_for_each_input_file (gld${EMULATION_NAME}_count_need);
|
|
|
/* We should only have a .need section if we have at least one
|
/* We should only have a .need section if we have at least one
|
dynamic object. */
|
dynamic object. */
|
ASSERT (need_entries != 0);
|
ASSERT (need_entries != 0);
|
|
|
sneed->size = need_size;
|
sneed->size = need_size;
|
sneed->contents = (bfd_byte *) xmalloc (need_size);
|
sneed->contents = (bfd_byte *) xmalloc (need_size);
|
|
|
need_contents = sneed->contents;
|
need_contents = sneed->contents;
|
need_pinfo = sneed->contents;
|
need_pinfo = sneed->contents;
|
need_pnames = sneed->contents + need_entries * 16;
|
need_pnames = sneed->contents + need_entries * 16;
|
|
|
lang_for_each_input_file (gld${EMULATION_NAME}_set_need);
|
lang_for_each_input_file (gld${EMULATION_NAME}_set_need);
|
|
|
ASSERT ((bfd_size_type) (need_pnames - sneed->contents) == need_size);
|
ASSERT ((bfd_size_type) (need_pnames - sneed->contents) == need_size);
|
}
|
}
|
|
|
if (srules != NULL)
|
if (srules != NULL)
|
{
|
{
|
/* Set up the .rules section. This is just a PATH like string
|
/* Set up the .rules section. This is just a PATH like string
|
of the -L arguments given on the command line. We permit the
|
of the -L arguments given on the command line. We permit the
|
user to specify the directories using the -rpath command line
|
user to specify the directories using the -rpath command line
|
option. */
|
option. */
|
if (command_line.rpath)
|
if (command_line.rpath)
|
{
|
{
|
srules->size = strlen (command_line.rpath);
|
srules->size = strlen (command_line.rpath);
|
srules->contents = (bfd_byte *) command_line.rpath;
|
srules->contents = (bfd_byte *) command_line.rpath;
|
}
|
}
|
else
|
else
|
{
|
{
|
unsigned int size;
|
unsigned int size;
|
search_dirs_type *search;
|
search_dirs_type *search;
|
|
|
size = 0;
|
size = 0;
|
for (search = search_head; search != NULL; search = search->next)
|
for (search = search_head; search != NULL; search = search->next)
|
if (search->cmdline)
|
if (search->cmdline)
|
size += strlen (search->name) + 1;
|
size += strlen (search->name) + 1;
|
srules->size = size;
|
srules->size = size;
|
if (size > 0)
|
if (size > 0)
|
{
|
{
|
char *p;
|
char *p;
|
|
|
srules->contents = (bfd_byte *) xmalloc (size);
|
srules->contents = (bfd_byte *) xmalloc (size);
|
p = (char *) srules->contents;
|
p = (char *) srules->contents;
|
*p = '\0';
|
*p = '\0';
|
for (search = search_head; search != NULL; search = search->next)
|
for (search = search_head; search != NULL; search = search->next)
|
{
|
{
|
if (search->cmdline)
|
if (search->cmdline)
|
{
|
{
|
if (p != (char *) srules->contents)
|
if (p != (char *) srules->contents)
|
*p++ = ':';
|
*p++ = ':';
|
strcpy (p, search->name);
|
strcpy (p, search->name);
|
p += strlen (p);
|
p += strlen (p);
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
/* We must assign a value to __DYNAMIC. It should be zero if we are
|
/* We must assign a value to __DYNAMIC. It should be zero if we are
|
not doing a dynamic link, or the start of the .dynamic section if
|
not doing a dynamic link, or the start of the .dynamic section if
|
we are doing one. */
|
we are doing one. */
|
if (! link_info.relocatable)
|
if (! link_info.relocatable)
|
{
|
{
|
hdyn->type = bfd_link_hash_defined;
|
hdyn->type = bfd_link_hash_defined;
|
hdyn->u.def.value = 0;
|
hdyn->u.def.value = 0;
|
if (sdyn != NULL)
|
if (sdyn != NULL)
|
hdyn->u.def.section = sdyn;
|
hdyn->u.def.section = sdyn;
|
else
|
else
|
hdyn->u.def.section = bfd_abs_section_ptr;
|
hdyn->u.def.section = bfd_abs_section_ptr;
|
}
|
}
|
|
|
before_allocation_default ();
|
before_allocation_default ();
|
}
|
}
|
|
|
/* This is called by the before_allocation routine via
|
/* This is called by the before_allocation routine via
|
lang_for_each_statement. It does one of two things: if the
|
lang_for_each_statement. It does one of two things: if the
|
variable find_assign is set, it sets found_assign if it finds an
|
variable find_assign is set, it sets found_assign if it finds an
|
assignment to that variable; otherwise it tells the backend linker
|
assignment to that variable; otherwise it tells the backend linker
|
about all assignment statements, in case they are assignments to
|
about all assignment statements, in case they are assignments to
|
symbols which are referred to by dynamic objects. */
|
symbols which are referred to by dynamic objects. */
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_find_assignment (lang_statement_union_type *s)
|
gld${EMULATION_NAME}_find_assignment (lang_statement_union_type *s)
|
{
|
{
|
if (s->header.type == lang_assignment_statement_enum
|
if (s->header.type == lang_assignment_statement_enum
|
&& (find_assign == NULL || ! found_assign))
|
&& (find_assign == NULL || ! found_assign))
|
gld${EMULATION_NAME}_find_exp_assignment (s->assignment_statement.exp);
|
gld${EMULATION_NAME}_find_exp_assignment (s->assignment_statement.exp);
|
}
|
}
|
|
|
/* Look through an expression for an assignment statement. */
|
/* Look through an expression for an assignment statement. */
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_find_exp_assignment (etree_type *exp)
|
gld${EMULATION_NAME}_find_exp_assignment (etree_type *exp)
|
{
|
{
|
switch (exp->type.node_class)
|
switch (exp->type.node_class)
|
{
|
{
|
case etree_assign:
|
case etree_assign:
|
if (find_assign != NULL)
|
if (find_assign != NULL)
|
{
|
{
|
if (strcmp (find_assign, exp->assign.dst) == 0)
|
if (strcmp (find_assign, exp->assign.dst) == 0)
|
found_assign = TRUE;
|
found_assign = TRUE;
|
return;
|
return;
|
}
|
}
|
|
|
if (strcmp (exp->assign.dst, ".") != 0)
|
if (strcmp (exp->assign.dst, ".") != 0)
|
{
|
{
|
if (! bfd_sunos_record_link_assignment (link_info.output_bfd,
|
if (! bfd_sunos_record_link_assignment (link_info.output_bfd,
|
&link_info,
|
&link_info,
|
exp->assign.dst))
|
exp->assign.dst))
|
einfo ("%P%F: failed to record assignment to %s: %E\n",
|
einfo ("%P%F: failed to record assignment to %s: %E\n",
|
exp->assign.dst);
|
exp->assign.dst);
|
}
|
}
|
gld${EMULATION_NAME}_find_exp_assignment (exp->assign.src);
|
gld${EMULATION_NAME}_find_exp_assignment (exp->assign.src);
|
break;
|
break;
|
|
|
case etree_binary:
|
case etree_binary:
|
gld${EMULATION_NAME}_find_exp_assignment (exp->binary.lhs);
|
gld${EMULATION_NAME}_find_exp_assignment (exp->binary.lhs);
|
gld${EMULATION_NAME}_find_exp_assignment (exp->binary.rhs);
|
gld${EMULATION_NAME}_find_exp_assignment (exp->binary.rhs);
|
break;
|
break;
|
|
|
case etree_trinary:
|
case etree_trinary:
|
gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.cond);
|
gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.cond);
|
gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.lhs);
|
gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.lhs);
|
gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.rhs);
|
gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.rhs);
|
break;
|
break;
|
|
|
case etree_unary:
|
case etree_unary:
|
gld${EMULATION_NAME}_find_exp_assignment (exp->unary.child);
|
gld${EMULATION_NAME}_find_exp_assignment (exp->unary.child);
|
break;
|
break;
|
|
|
default:
|
default:
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
/* Work out the size of the .need section, and the number of entries.
|
/* Work out the size of the .need section, and the number of entries.
|
The backend will set the ld_need field of the dynamic linking
|
The backend will set the ld_need field of the dynamic linking
|
information to point to the .need section. See include/aout/sun4.h
|
information to point to the .need section. See include/aout/sun4.h
|
for more information. */
|
for more information. */
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_count_need (lang_input_statement_type *inp)
|
gld${EMULATION_NAME}_count_need (lang_input_statement_type *inp)
|
{
|
{
|
if (inp->the_bfd != NULL
|
if (inp->the_bfd != NULL
|
&& (inp->the_bfd->flags & DYNAMIC) != 0)
|
&& (inp->the_bfd->flags & DYNAMIC) != 0)
|
{
|
{
|
++need_entries;
|
++need_entries;
|
need_size += NEED_ENTRY_SIZE;
|
need_size += NEED_ENTRY_SIZE;
|
if (! inp->is_archive)
|
if (! inp->is_archive)
|
need_size += strlen (inp->filename) + 1;
|
need_size += strlen (inp->filename) + 1;
|
else
|
else
|
{
|
{
|
ASSERT (inp->local_sym_name[0] == '-'
|
ASSERT (inp->local_sym_name[0] == '-'
|
&& inp->local_sym_name[1] == 'l');
|
&& inp->local_sym_name[1] == 'l');
|
need_size += strlen (inp->local_sym_name + 2) + 1;
|
need_size += strlen (inp->local_sym_name + 2) + 1;
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
/* Fill in the contents of the .need section. */
|
/* Fill in the contents of the .need section. */
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_set_need (lang_input_statement_type *inp)
|
gld${EMULATION_NAME}_set_need (lang_input_statement_type *inp)
|
{
|
{
|
if (inp->the_bfd != NULL
|
if (inp->the_bfd != NULL
|
&& (inp->the_bfd->flags & DYNAMIC) != 0)
|
&& (inp->the_bfd->flags & DYNAMIC) != 0)
|
{
|
{
|
bfd_size_type c;
|
bfd_size_type c;
|
|
|
/* To really fill in the .need section contents, we need to know
|
/* To really fill in the .need section contents, we need to know
|
the final file position of the section, but we don't.
|
the final file position of the section, but we don't.
|
Instead, we use offsets, and rely on the BFD backend to
|
Instead, we use offsets, and rely on the BFD backend to
|
finish the section up correctly. FIXME: Talk about lack of
|
finish the section up correctly. FIXME: Talk about lack of
|
referential locality. */
|
referential locality. */
|
bfd_put_32 (link_info.output_bfd, need_pnames - need_contents,
|
bfd_put_32 (link_info.output_bfd, need_pnames - need_contents,
|
need_pinfo);
|
need_pinfo);
|
if (! inp->is_archive)
|
if (! inp->is_archive)
|
{
|
{
|
bfd_put_32 (link_info.output_bfd, (bfd_vma) 0, need_pinfo + 4);
|
bfd_put_32 (link_info.output_bfd, (bfd_vma) 0, need_pinfo + 4);
|
bfd_put_16 (link_info.output_bfd, (bfd_vma) 0, need_pinfo + 8);
|
bfd_put_16 (link_info.output_bfd, (bfd_vma) 0, need_pinfo + 8);
|
bfd_put_16 (link_info.output_bfd, (bfd_vma) 0, need_pinfo + 10);
|
bfd_put_16 (link_info.output_bfd, (bfd_vma) 0, need_pinfo + 10);
|
strcpy ((char *) need_pnames, inp->filename);
|
strcpy ((char *) need_pnames, inp->filename);
|
}
|
}
|
else
|
else
|
{
|
{
|
char *verstr;
|
char *verstr;
|
int maj, min;
|
int maj, min;
|
|
|
bfd_put_32 (link_info.output_bfd, (bfd_vma) 0x80000000,
|
bfd_put_32 (link_info.output_bfd, (bfd_vma) 0x80000000,
|
need_pinfo + 4);
|
need_pinfo + 4);
|
maj = 0;
|
maj = 0;
|
min = 0;
|
min = 0;
|
verstr = strstr (inp->filename, ".so.");
|
verstr = strstr (inp->filename, ".so.");
|
if (verstr != NULL)
|
if (verstr != NULL)
|
sscanf (verstr, ".so.%d.%d", &maj, &min);
|
sscanf (verstr, ".so.%d.%d", &maj, &min);
|
bfd_put_16 (link_info.output_bfd, (bfd_vma) maj, need_pinfo + 8);
|
bfd_put_16 (link_info.output_bfd, (bfd_vma) maj, need_pinfo + 8);
|
bfd_put_16 (link_info.output_bfd, (bfd_vma) min, need_pinfo + 10);
|
bfd_put_16 (link_info.output_bfd, (bfd_vma) min, need_pinfo + 10);
|
strcpy ((char *) need_pnames, inp->local_sym_name + 2);
|
strcpy ((char *) need_pnames, inp->local_sym_name + 2);
|
}
|
}
|
|
|
c = (need_pinfo - need_contents) / NEED_ENTRY_SIZE;
|
c = (need_pinfo - need_contents) / NEED_ENTRY_SIZE;
|
if (c + 1 >= need_entries)
|
if (c + 1 >= need_entries)
|
bfd_put_32 (link_info.output_bfd, (bfd_vma) 0, need_pinfo + 12);
|
bfd_put_32 (link_info.output_bfd, (bfd_vma) 0, need_pinfo + 12);
|
else
|
else
|
bfd_put_32 (link_info.output_bfd, (bfd_vma) (c + 1) * NEED_ENTRY_SIZE,
|
bfd_put_32 (link_info.output_bfd, (bfd_vma) (c + 1) * NEED_ENTRY_SIZE,
|
need_pinfo + 12);
|
need_pinfo + 12);
|
|
|
need_pinfo += NEED_ENTRY_SIZE;
|
need_pinfo += NEED_ENTRY_SIZE;
|
need_pnames += strlen ((char *) need_pnames) + 1;
|
need_pnames += strlen ((char *) need_pnames) + 1;
|
}
|
}
|
}
|
}
|
|
|
static char *
|
static char *
|
gld${EMULATION_NAME}_get_script (int *isfile)
|
gld${EMULATION_NAME}_get_script (int *isfile)
|
EOF
|
EOF
|
|
|
if test -n "$COMPILE_IN"
|
if test -n "$COMPILE_IN"
|
then
|
then
|
# Scripts compiled in.
|
# Scripts compiled in.
|
|
|
# sed commands to quote an ld script as a C string.
|
# sed commands to quote an ld script as a C string.
|
sc="-f stringify.sed"
|
sc="-f stringify.sed"
|
|
|
fragment <
|
fragment <
|
{
|
{
|
*isfile = 0;
|
*isfile = 0;
|
|
|
if (link_info.relocatable && config.build_constructors)
|
if (link_info.relocatable && config.build_constructors)
|
return
|
return
|
EOF
|
EOF
|
sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
|
sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
|
echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c
|
echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c
|
sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
|
sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
|
echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
|
echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
|
sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
|
sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
|
echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
|
echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
|
sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
|
sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
|
echo ' ; else return' >> e${EMULATION_NAME}.c
|
echo ' ; else return' >> e${EMULATION_NAME}.c
|
sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
|
sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
|
echo '; }' >> e${EMULATION_NAME}.c
|
echo '; }' >> e${EMULATION_NAME}.c
|
|
|
else
|
else
|
# Scripts read from the filesystem.
|
# Scripts read from the filesystem.
|
|
|
fragment <
|
fragment <
|
{
|
{
|
*isfile = 1;
|
*isfile = 1;
|
|
|
if (link_info.relocatable && config.build_constructors)
|
if (link_info.relocatable && config.build_constructors)
|
return "ldscripts/${EMULATION_NAME}.xu";
|
return "ldscripts/${EMULATION_NAME}.xu";
|
else if (link_info.relocatable)
|
else if (link_info.relocatable)
|
return "ldscripts/${EMULATION_NAME}.xr";
|
return "ldscripts/${EMULATION_NAME}.xr";
|
else if (!config.text_read_only)
|
else if (!config.text_read_only)
|
return "ldscripts/${EMULATION_NAME}.xbn";
|
return "ldscripts/${EMULATION_NAME}.xbn";
|
else if (!config.magic_demand_paged)
|
else if (!config.magic_demand_paged)
|
return "ldscripts/${EMULATION_NAME}.xn";
|
return "ldscripts/${EMULATION_NAME}.xn";
|
else
|
else
|
return "ldscripts/${EMULATION_NAME}.x";
|
return "ldscripts/${EMULATION_NAME}.x";
|
}
|
}
|
EOF
|
EOF
|
|
|
fi
|
fi
|
|
|
fragment <
|
fragment <
|
|
|
struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
|
struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
|
{
|
{
|
gld${EMULATION_NAME}_before_parse,
|
gld${EMULATION_NAME}_before_parse,
|
syslib_default,
|
syslib_default,
|
hll_default,
|
hll_default,
|
after_parse_default,
|
after_parse_default,
|
gld${EMULATION_NAME}_after_open,
|
gld${EMULATION_NAME}_after_open,
|
after_allocation_default,
|
after_allocation_default,
|
set_output_arch_default,
|
set_output_arch_default,
|
ldemul_default_target,
|
ldemul_default_target,
|
gld${EMULATION_NAME}_before_allocation,
|
gld${EMULATION_NAME}_before_allocation,
|
gld${EMULATION_NAME}_get_script,
|
gld${EMULATION_NAME}_get_script,
|
"${EMULATION_NAME}",
|
"${EMULATION_NAME}",
|
"${OUTPUT_FORMAT}",
|
"${OUTPUT_FORMAT}",
|
finish_default,
|
finish_default,
|
gld${EMULATION_NAME}_create_output_section_statements,
|
gld${EMULATION_NAME}_create_output_section_statements,
|
NULL, /* open dynamic archive */
|
NULL, /* open dynamic archive */
|
NULL, /* place orphan */
|
NULL, /* place orphan */
|
gld${EMULATION_NAME}_set_symbols,
|
gld${EMULATION_NAME}_set_symbols,
|
NULL, /* parse args */
|
NULL, /* parse args */
|
NULL, /* add_options */
|
NULL, /* add_options */
|
NULL, /* handle_option */
|
NULL, /* handle_option */
|
NULL, /* unrecognized file */
|
NULL, /* unrecognized file */
|
NULL, /* list options */
|
NULL, /* list options */
|
NULL, /* recognized file */
|
NULL, /* recognized file */
|
NULL, /* find_potential_libraries */
|
NULL, /* find_potential_libraries */
|
NULL /* new_vers_pattern */
|
NULL /* new_vers_pattern */
|
};
|
};
|
EOF
|
EOF
|
|
|
