/* BFD back-end for archive files (libraries).
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001
+ 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Written by Cygnus Support. Mostly Gumby Henkel-Wallace's fault.
-This file is part of BFD, the Binary File Descriptor library.
+ This file is part of BFD, the Binary File Descriptor library.
-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 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 3 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.
+ 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. */
+ 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
/*
@setfilename archive-info
Archives are supported in BFD in <<archive.c>>.
+SUBSECTION
+ Archive functions
*/
/* Assumes:
BSD 4.4 uses a third scheme: It writes a long filename
directly after the header. This allows 'ar q' to work.
- We currently can read BSD 4.4 archives, but not write them.
*/
/* Summary of archive member names:
Regular files with long names (or embedded spaces, for BSD variants):
"/18 " - SVR4 style, name at offset 18 in name table.
- "#1/23 " - Long name (or embedded paces) 23 characters long,
+ "#1/23 " - Long name (or embedded spaces) 23 characters long,
BSD 4.4 style, full name follows header.
- Implemented for reading, not writing.
" 18 " - Long name 18 characters long, extended pseudo-BSD.
*/
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
+#include "libiberty.h"
#include "libbfd.h"
#include "aout/ar.h"
#include "aout/ranlib.h"
#include "safe-ctype.h"
+#include "hashtab.h"
+#include "filenames.h"
#ifndef errno
extern int errno;
#endif
-#ifdef GNU960
-#define BFD_GNU960_ARMAG(abfd) (BFD_COFF_FILE_P((abfd)) ? ARMAG : ARMAGB)
-#endif
-
/* We keep a cache of archive filepointers to archive elements to
speed up searching the archive by filepos. We only add an entry to
the cache when we actually read one. We also don't sort the cache;
to the front of the contents! */
struct ar_cache {
file_ptr ptr;
- bfd *arelt;
- struct ar_cache *next;
+ bfd *arbfd;
};
#define ar_padchar(abfd) ((abfd)->xvec->ar_pad_char)
#define ar_maxnamelen(abfd) ((abfd)->xvec->ar_max_namelen)
#define arch_eltdata(bfd) ((struct areltdata *) ((bfd)->arelt_data))
-#define arch_hdr(bfd) ((struct ar_hdr *)arch_eltdata(bfd)->arch_header)
-
-static char *get_extended_arelt_filename PARAMS ((bfd *arch,
- const char *name));
-static boolean do_slurp_bsd_armap PARAMS ((bfd *abfd));
-static boolean do_slurp_coff_armap PARAMS ((bfd *abfd));
-static const char *normalize PARAMS ((bfd *, const char *file));
-static struct areltdata *bfd_ar_hdr_from_filesystem PARAMS ((bfd *abfd,
- const char *,
- bfd *member));
+#define arch_hdr(bfd) ((struct ar_hdr *) arch_eltdata (bfd)->arch_header)
+
+/* True iff NAME designated a BSD 4.4 extended name. */
+
+#define is_bsd44_extended_name(NAME) \
+ (NAME[0] == '#' && NAME[1] == '1' && NAME[2] == '/' && ISDIGIT (NAME[3]))
\f
-boolean
-_bfd_generic_mkarchive (abfd)
- bfd *abfd;
+void
+_bfd_ar_spacepad (char *p, size_t n, const char *fmt, long val)
+{
+ static char buf[20];
+ size_t len;
+ snprintf (buf, sizeof (buf), fmt, val);
+ len = strlen (buf);
+ if (len < n)
+ {
+ memcpy (p, buf, len);
+ memset (p + len, ' ', n - len);
+ }
+ else
+ memcpy (p, buf, n);
+}
+\f
+bfd_boolean
+_bfd_generic_mkarchive (bfd *abfd)
{
bfd_size_type amt = sizeof (struct artdata);
abfd->tdata.aout_ar_data = (struct artdata *) bfd_zalloc (abfd, amt);
if (bfd_ardata (abfd) == NULL)
- return false;
+ return FALSE;
- bfd_ardata (abfd)->cache = NULL;
- bfd_ardata (abfd)->archive_head = NULL;
- bfd_ardata (abfd)->symdefs = NULL;
- bfd_ardata (abfd)->extended_names = NULL;
- bfd_ardata (abfd)->tdata = NULL;
+ /* Already cleared by bfd_zalloc above.
+ bfd_ardata (abfd)->cache = NULL;
+ bfd_ardata (abfd)->archive_head = NULL;
+ bfd_ardata (abfd)->symdefs = NULL;
+ bfd_ardata (abfd)->extended_names = NULL;
+ bfd_ardata (abfd)->extended_names_size = 0;
+ bfd_ardata (abfd)->tdata = NULL; */
- return true;
+ return TRUE;
}
/*
bfd_get_next_mapent
SYNOPSIS
- symindex bfd_get_next_mapent(bfd *abfd, symindex previous, carsym **sym);
+ symindex bfd_get_next_mapent
+ (bfd *abfd, symindex previous, carsym **sym);
DESCRIPTION
Step through archive @var{abfd}'s symbol table (if it
*/
symindex
-bfd_get_next_mapent (abfd, prev, entry)
- bfd *abfd;
- symindex prev;
- carsym **entry;
+bfd_get_next_mapent (bfd *abfd, symindex prev, carsym **entry)
{
if (!bfd_has_map (abfd))
{
return prev;
}
-/* To be called by backends only */
+/* To be called by backends only. */
bfd *
-_bfd_create_empty_archive_element_shell (obfd)
- bfd *obfd;
+_bfd_create_empty_archive_element_shell (bfd *obfd)
{
return _bfd_new_bfd_contained_in (obfd);
}
bfd_set_archive_head
SYNOPSIS
- boolean bfd_set_archive_head(bfd *output, bfd *new_head);
+ bfd_boolean bfd_set_archive_head (bfd *output, bfd *new_head);
DESCRIPTION
Set the head of the chain of
BFDs contained in the archive @var{output} to @var{new_head}.
*/
-boolean
-bfd_set_archive_head (output_archive, new_head)
- bfd *output_archive;
- bfd *new_head;
+bfd_boolean
+bfd_set_archive_head (bfd *output_archive, bfd *new_head)
{
-
output_archive->archive_head = new_head;
- return true;
+ return TRUE;
}
bfd *
-_bfd_look_for_bfd_in_cache (arch_bfd, filepos)
- bfd *arch_bfd;
- file_ptr filepos;
+_bfd_look_for_bfd_in_cache (bfd *arch_bfd, file_ptr filepos)
{
- struct ar_cache *current;
+ htab_t hash_table = bfd_ardata (arch_bfd)->cache;
+ struct ar_cache m;
+ m.ptr = filepos;
- for (current = bfd_ardata (arch_bfd)->cache; current != NULL;
- current = current->next)
- if (current->ptr == filepos)
- return current->arelt;
+ if (hash_table)
+ {
+ struct ar_cache *entry = (struct ar_cache *) htab_find (hash_table, &m);
+ if (!entry)
+ return NULL;
+ else
+ return entry->arbfd;
+ }
+ else
+ return NULL;
+}
- return NULL;
+static hashval_t
+hash_file_ptr (const PTR p)
+{
+ return (hashval_t) (((struct ar_cache *) p)->ptr);
+}
+
+/* Returns non-zero if P1 and P2 are equal. */
+
+static int
+eq_file_ptr (const PTR p1, const PTR p2)
+{
+ struct ar_cache *arc1 = (struct ar_cache *) p1;
+ struct ar_cache *arc2 = (struct ar_cache *) p2;
+ return arc1->ptr == arc2->ptr;
}
-/* Kind of stupid to call cons for each one, but we don't do too many */
-boolean
-_bfd_add_bfd_to_archive_cache (arch_bfd, filepos, new_elt)
- bfd *arch_bfd, *new_elt;
- file_ptr filepos;
+/* The calloc function doesn't always take size_t (e.g. on VMS)
+ so wrap it to avoid a compile time warning. */
+
+static void *
+_bfd_calloc_wrapper (size_t a, size_t b)
{
- bfd_size_type amt = sizeof (struct ar_cache);
+ return calloc (a, b);
+}
- struct ar_cache *new_cache = (struct ar_cache *) bfd_zalloc (arch_bfd, amt);
- if (new_cache == NULL)
- return false;
+/* Kind of stupid to call cons for each one, but we don't do too many. */
- new_cache->ptr = filepos;
- new_cache->arelt = new_elt;
- new_cache->next = (struct ar_cache *) NULL;
- if (bfd_ardata (arch_bfd)->cache == NULL)
- bfd_ardata (arch_bfd)->cache = new_cache;
- else
- {
- struct ar_cache *current = bfd_ardata (arch_bfd)->cache;
+bfd_boolean
+_bfd_add_bfd_to_archive_cache (bfd *arch_bfd, file_ptr filepos, bfd *new_elt)
+{
+ struct ar_cache *cache;
+ htab_t hash_table = bfd_ardata (arch_bfd)->cache;
- while (current->next != NULL)
- current = current->next;
- current->next = new_cache;
+ /* If the hash table hasn't been created, create it. */
+ if (hash_table == NULL)
+ {
+ hash_table = htab_create_alloc (16, hash_file_ptr, eq_file_ptr,
+ NULL, _bfd_calloc_wrapper, free);
+ if (hash_table == NULL)
+ return FALSE;
+ bfd_ardata (arch_bfd)->cache = hash_table;
}
- return true;
+ /* Insert new_elt into the hash table by filepos. */
+ cache = (struct ar_cache *) bfd_zalloc (arch_bfd, sizeof (struct ar_cache));
+ cache->ptr = filepos;
+ cache->arbfd = new_elt;
+ *htab_find_slot (hash_table, (const void *) cache, INSERT) = cache;
+
+ return TRUE;
}
\f
+static bfd *
+_bfd_find_nested_archive (bfd *arch_bfd, const char *filename)
+{
+ bfd *abfd;
+ const char *target;
+
+ for (abfd = arch_bfd->nested_archives;
+ abfd != NULL;
+ abfd = abfd->archive_next)
+ {
+ if (filename_cmp (filename, abfd->filename) == 0)
+ return abfd;
+ }
+ target = NULL;
+ if (!arch_bfd->target_defaulted)
+ target = arch_bfd->xvec->name;
+ abfd = bfd_openr (filename, target);
+ if (abfd)
+ {
+ abfd->archive_next = arch_bfd->nested_archives;
+ arch_bfd->nested_archives = abfd;
+ }
+ return abfd;
+}
+
/* The name begins with space. Hence the rest of the name is an index into
the string table. */
static char *
-get_extended_arelt_filename (arch, name)
- bfd *arch;
- const char *name;
+get_extended_arelt_filename (bfd *arch, const char *name, file_ptr *originp)
{
- unsigned long index = 0;
+ unsigned long table_index = 0;
+ const char *endp;
/* Should extract string so that I can guarantee not to overflow into
the next region, but I'm too lazy. */
errno = 0;
/* Skip first char, which is '/' in SVR4 or ' ' in some other variants. */
- index = strtol (name + 1, NULL, 10);
- if (errno != 0)
+ table_index = strtol (name + 1, (char **) &endp, 10);
+ if (errno != 0 || table_index >= bfd_ardata (arch)->extended_names_size)
{
bfd_set_error (bfd_error_malformed_archive);
return NULL;
}
+ /* In a thin archive, a member of an archive-within-an-archive
+ will have the offset in the inner archive encoded here. */
+ if (bfd_is_thin_archive (arch) && endp != NULL && *endp == ':')
+ {
+ file_ptr origin = strtol (endp + 1, NULL, 10);
+
+ if (errno != 0)
+ {
+ bfd_set_error (bfd_error_malformed_archive);
+ return NULL;
+ }
+ *originp = origin;
+ }
+ else
+ *originp = 0;
- return bfd_ardata (arch)->extended_names + index;
+ return bfd_ardata (arch)->extended_names + table_index;
}
/* This functions reads an arch header and returns an areltdata pointer, or
Presumes the file pointer is already in the right place (ie pointing
to the ar_hdr in the file). Moves the file pointer; on success it
should be pointing to the front of the file contents; on failure it
- could have been moved arbitrarily.
-*/
+ could have been moved arbitrarily. */
-PTR
-_bfd_generic_read_ar_hdr (abfd)
- bfd *abfd;
+void *
+_bfd_generic_read_ar_hdr (bfd *abfd)
{
- return _bfd_generic_read_ar_hdr_mag (abfd, (const char *) NULL);
+ return _bfd_generic_read_ar_hdr_mag (abfd, NULL);
}
/* Alpha ECOFF uses an optional different ARFMAG value, so we have a
variant of _bfd_generic_read_ar_hdr which accepts a magic string. */
-PTR
-_bfd_generic_read_ar_hdr_mag (abfd, mag)
- bfd *abfd;
- const char *mag;
+void *
+_bfd_generic_read_ar_hdr_mag (bfd *abfd, const char *mag)
{
struct ar_hdr hdr;
char *hdrp = (char *) &hdr;
bfd_size_type namelen = 0;
bfd_size_type allocsize = sizeof (struct areltdata) + sizeof (struct ar_hdr);
char *allocptr = 0;
+ file_ptr origin = 0;
+ unsigned int extra_size = 0;
- if (bfd_bread ((PTR) hdrp, (bfd_size_type) sizeof (struct ar_hdr), abfd)
- != sizeof (struct ar_hdr))
+ if (bfd_bread (hdrp, sizeof (struct ar_hdr), abfd) != sizeof (struct ar_hdr))
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_no_more_archived_files);
&& memchr (hdr.ar_name, '/', ar_maxnamelen (abfd)) == NULL))
&& bfd_ardata (abfd)->extended_names != NULL)
{
- filename = get_extended_arelt_filename (abfd, hdr.ar_name);
+ filename = get_extended_arelt_filename (abfd, hdr.ar_name, &origin);
if (filename == NULL)
- {
- bfd_set_error (bfd_error_malformed_archive);
- return NULL;
- }
+ return NULL;
}
- /* BSD4.4-style long filename.
- Only implemented for reading, so far! */
- else if (hdr.ar_name[0] == '#'
- && hdr.ar_name[1] == '1'
- && hdr.ar_name[2] == '/'
- && ISDIGIT (hdr.ar_name[3]))
+ /* BSD4.4-style long filename. */
+ else if (is_bsd44_extended_name (hdr.ar_name))
{
/* BSD-4.4 extended name */
namelen = atoi (&hdr.ar_name[3]);
allocsize += namelen + 1;
parsed_size -= namelen;
+ extra_size = namelen;
- allocptr = bfd_zalloc (abfd, allocsize);
+ allocptr = (char *) bfd_zalloc (abfd, allocsize);
if (allocptr == NULL)
return NULL;
filename = (allocptr
spaces, so only look for ' ' if we don't find '/'. */
char *e;
- e = memchr (hdr.ar_name, '\0', ar_maxnamelen (abfd));
+ e = (char *) memchr (hdr.ar_name, '\0', ar_maxnamelen (abfd));
if (e == NULL)
{
- e = memchr (hdr.ar_name, '/', ar_maxnamelen (abfd));
+ e = (char *) memchr (hdr.ar_name, '/', ar_maxnamelen (abfd));
if (e == NULL)
- e = memchr (hdr.ar_name, ' ', ar_maxnamelen (abfd));
+ e = (char *) memchr (hdr.ar_name, ' ', ar_maxnamelen (abfd));
}
if (e != NULL)
if (!allocptr)
{
- allocptr = bfd_zalloc (abfd, allocsize);
+ allocptr = (char *) bfd_zalloc (abfd, allocsize);
if (allocptr == NULL)
return NULL;
}
ared = (struct areltdata *) allocptr;
ared->arch_header = allocptr + sizeof (struct areltdata);
- memcpy ((char *) ared->arch_header, (char *) &hdr, sizeof (struct ar_hdr));
+ memcpy (ared->arch_header, &hdr, sizeof (struct ar_hdr));
ared->parsed_size = parsed_size;
+ ared->extra_size = extra_size;
+ ared->origin = origin;
if (filename != NULL)
ared->filename = filename;
ared->filename = allocptr + (sizeof (struct areltdata) +
sizeof (struct ar_hdr));
if (namelen)
- memcpy (ared->filename, hdr.ar_name, (size_t) namelen);
+ memcpy (ared->filename, hdr.ar_name, namelen);
ared->filename[namelen] = '\0';
}
- return (PTR) ared;
+ return ared;
}
\f
+/* Append the relative pathname for a member of the thin archive
+ to the pathname of the directory containing the archive. */
+
+char *
+_bfd_append_relative_path (bfd *arch, char *elt_name)
+{
+ const char *arch_name = arch->filename;
+ const char *base_name = lbasename (arch_name);
+ size_t prefix_len;
+ char *filename;
+
+ if (base_name == arch_name)
+ return elt_name;
+
+ prefix_len = base_name - arch_name;
+ filename = (char *) bfd_alloc (arch, prefix_len + strlen (elt_name) + 1);
+ if (filename == NULL)
+ return NULL;
+
+ strncpy (filename, arch_name, prefix_len);
+ strcpy (filename + prefix_len, elt_name);
+ return filename;
+}
+
/* This is an internal function; it's mainly used when indexing
through the archive symbol table, but also used to get the next
element, since it handles the bookkeeping so nicely for us. */
bfd *
-_bfd_get_elt_at_filepos (archive, filepos)
- bfd *archive;
- file_ptr filepos;
+_bfd_get_elt_at_filepos (bfd *archive, file_ptr filepos)
{
struct areltdata *new_areldata;
bfd *n_nfd;
+ char *filename;
n_nfd = _bfd_look_for_bfd_in_cache (archive, filepos);
if (n_nfd)
if ((new_areldata = (struct areltdata *) _bfd_read_ar_hdr (archive)) == NULL)
return NULL;
- n_nfd = _bfd_create_empty_archive_element_shell (archive);
+ filename = new_areldata->filename;
+
+ if (bfd_is_thin_archive (archive))
+ {
+ const char *target;
+
+ /* This is a proxy entry for an external file. */
+ if (! IS_ABSOLUTE_PATH (filename))
+ {
+ filename = _bfd_append_relative_path (archive, filename);
+ if (filename == NULL)
+ return NULL;
+ }
+
+ if (new_areldata->origin > 0)
+ {
+ /* This proxy entry refers to an element of a nested archive.
+ Locate the member of that archive and return a bfd for it. */
+ bfd *ext_arch = _bfd_find_nested_archive (archive, filename);
+
+ if (ext_arch == NULL
+ || ! bfd_check_format (ext_arch, bfd_archive))
+ {
+ bfd_release (archive, new_areldata);
+ return NULL;
+ }
+ n_nfd = _bfd_get_elt_at_filepos (ext_arch, new_areldata->origin);
+ if (n_nfd == NULL)
+ {
+ bfd_release (archive, new_areldata);
+ return NULL;
+ }
+ n_nfd->proxy_origin = bfd_tell (archive);
+ return n_nfd;
+ }
+ /* It's not an element of a nested archive;
+ open the external file as a bfd. */
+ target = NULL;
+ if (!archive->target_defaulted)
+ target = archive->xvec->name;
+ n_nfd = bfd_openr (filename, target);
+ if (n_nfd == NULL)
+ bfd_set_error (bfd_error_malformed_archive);
+ }
+ else
+ {
+ n_nfd = _bfd_create_empty_archive_element_shell (archive);
+ }
+
if (n_nfd == NULL)
{
- bfd_release (archive, (PTR) new_areldata);
+ bfd_release (archive, new_areldata);
return NULL;
}
- n_nfd->origin = bfd_tell (archive);
- n_nfd->arelt_data = (PTR) new_areldata;
- n_nfd->filename = new_areldata->filename;
+ n_nfd->proxy_origin = bfd_tell (archive);
+
+ if (bfd_is_thin_archive (archive))
+ {
+ n_nfd->origin = 0;
+ }
+ else
+ {
+ n_nfd->origin = n_nfd->proxy_origin;
+ n_nfd->filename = filename;
+ }
+
+ n_nfd->arelt_data = new_areldata;
+
+ /* Copy BFD_COMPRESS and BFD_DECOMPRESS flags. */
+ n_nfd->flags |= archive->flags & (BFD_COMPRESS | BFD_DECOMPRESS);
if (_bfd_add_bfd_to_archive_cache (archive, filepos, n_nfd))
return n_nfd;
- /* Huh? */
- bfd_release (archive, (PTR) n_nfd);
- bfd_release (archive, (PTR) new_areldata);
+ bfd_release (archive, new_areldata);
return NULL;
}
/* Return the BFD which is referenced by the symbol in ABFD indexed by
- INDEX. INDEX should have been returned by bfd_get_next_mapent. */
+ SYM_INDEX. SYM_INDEX should have been returned by bfd_get_next_mapent. */
bfd *
-_bfd_generic_get_elt_at_index (abfd, index)
- bfd *abfd;
- symindex index;
+_bfd_generic_get_elt_at_index (bfd *abfd, symindex sym_index)
{
carsym *entry;
- entry = bfd_ardata (abfd)->symdefs + index;
+ entry = bfd_ardata (abfd)->symdefs + sym_index;
return _bfd_get_elt_at_filepos (abfd, entry->file_offset);
}
bfd_openr_next_archived_file
SYNOPSIS
- bfd *bfd_openr_next_archived_file(bfd *archive, bfd *previous);
+ bfd *bfd_openr_next_archived_file (bfd *archive, bfd *previous);
DESCRIPTION
Provided a BFD, @var{archive}, containing an archive and NULL, open
*/
bfd *
-bfd_openr_next_archived_file (archive, last_file)
- bfd *archive;
- bfd *last_file;
+bfd_openr_next_archived_file (bfd *archive, bfd *last_file)
{
- if ((bfd_get_format (archive) != bfd_archive) ||
- (archive->direction == write_direction))
+ if ((bfd_get_format (archive) != bfd_archive)
+ || (archive->direction == write_direction))
{
bfd_set_error (bfd_error_invalid_operation);
return NULL;
}
return BFD_SEND (archive,
- openr_next_archived_file,
- (archive,
- last_file));
+ openr_next_archived_file, (archive, last_file));
}
bfd *
-bfd_generic_openr_next_archived_file (archive, last_file)
- bfd *archive;
- bfd *last_file;
+bfd_generic_openr_next_archived_file (bfd *archive, bfd *last_file)
{
file_ptr filestart;
else
{
unsigned int size = arelt_size (last_file);
+
+ filestart = last_file->proxy_origin;
+ if (! bfd_is_thin_archive (archive))
+ filestart += size;
/* Pad to an even boundary...
Note that last_file->origin can be odd in the case of
BSD-4.4-style element with a long odd size. */
- filestart = last_file->origin + size;
filestart += filestart % 2;
}
}
const bfd_target *
-bfd_generic_archive_p (abfd)
- bfd *abfd;
+bfd_generic_archive_p (bfd *abfd)
{
struct artdata *tdata_hold;
char armag[SARMAG + 1];
bfd_size_type amt;
- tdata_hold = abfd->tdata.aout_ar_data;
-
- if (bfd_bread ((PTR) armag, (bfd_size_type) SARMAG, abfd) != SARMAG)
+ if (bfd_bread (armag, SARMAG, abfd) != SARMAG)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
return NULL;
}
-#ifdef GNU960
- if (strncmp (armag, BFD_GNU960_ARMAG (abfd), SARMAG) != 0)
- return 0;
-#else
- if (strncmp (armag, ARMAG, SARMAG) != 0 &&
- strncmp (armag, ARMAGB, SARMAG) != 0)
- return 0;
-#endif
-
- /* We are setting bfd_ardata(abfd) here, but since bfd_ardata
- involves a cast, we can't do it as the left operand of assignment. */
- amt = sizeof (struct artdata);
- abfd->tdata.aout_ar_data = (struct artdata *) bfd_zalloc (abfd, amt);
+ bfd_is_thin_archive (abfd) = (strncmp (armag, ARMAGT, SARMAG) == 0);
- if (bfd_ardata (abfd) == NULL)
+ if (strncmp (armag, ARMAG, SARMAG) != 0
+ && strncmp (armag, ARMAGB, SARMAG) != 0
+ && ! bfd_is_thin_archive (abfd))
return NULL;
- bfd_ardata (abfd)->first_file_filepos = SARMAG;
- bfd_ardata (abfd)->cache = NULL;
- bfd_ardata (abfd)->archive_head = NULL;
- bfd_ardata (abfd)->symdefs = NULL;
- bfd_ardata (abfd)->extended_names = NULL;
- bfd_ardata (abfd)->tdata = NULL;
+ tdata_hold = bfd_ardata (abfd);
- if (!BFD_SEND (abfd, _bfd_slurp_armap, (abfd)))
+ amt = sizeof (struct artdata);
+ bfd_ardata (abfd) = (struct artdata *) bfd_zalloc (abfd, amt);
+ if (bfd_ardata (abfd) == NULL)
{
- bfd_release (abfd, bfd_ardata (abfd));
- abfd->tdata.aout_ar_data = tdata_hold;
- if (bfd_get_error () != bfd_error_system_call)
- bfd_set_error (bfd_error_wrong_format);
+ bfd_ardata (abfd) = tdata_hold;
return NULL;
}
- if (!BFD_SEND (abfd, _bfd_slurp_extended_name_table, (abfd)))
+ bfd_ardata (abfd)->first_file_filepos = SARMAG;
+ /* Cleared by bfd_zalloc above.
+ bfd_ardata (abfd)->cache = NULL;
+ bfd_ardata (abfd)->archive_head = NULL;
+ bfd_ardata (abfd)->symdefs = NULL;
+ bfd_ardata (abfd)->extended_names = NULL;
+ bfd_ardata (abfd)->extended_names_size = 0;
+ bfd_ardata (abfd)->tdata = NULL; */
+
+ if (!BFD_SEND (abfd, _bfd_slurp_armap, (abfd))
+ || !BFD_SEND (abfd, _bfd_slurp_extended_name_table, (abfd)))
{
- bfd_release (abfd, bfd_ardata (abfd));
- abfd->tdata.aout_ar_data = tdata_hold;
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
+ bfd_release (abfd, bfd_ardata (abfd));
+ bfd_ardata (abfd) = tdata_hold;
return NULL;
}
- if (bfd_has_map (abfd))
+ if (abfd->target_defaulted && bfd_has_map (abfd))
{
bfd *first;
normal archive, regardless of the format of the object files.
We do accept an empty archive. */
- first = bfd_openr_next_archived_file (abfd, (bfd *) NULL);
+ first = bfd_openr_next_archived_file (abfd, NULL);
if (first != NULL)
{
- boolean fail;
-
- first->target_defaulted = false;
- fail = false;
+ first->target_defaulted = FALSE;
if (bfd_check_format (first, bfd_object)
&& first->xvec != abfd->xvec)
{
-#if 0
- /* We ought to close `first' here, but we can't, because
- we have no way to remove it from the archive cache.
- It's close to impossible to figure out when we can
- release bfd_ardata. FIXME. */
- (void) bfd_close (first);
- bfd_release (abfd, bfd_ardata (abfd));
- abfd->tdata.aout_ar_data = tdata_hold;
-#endif
bfd_set_error (bfd_error_wrong_object_format);
+ bfd_ardata (abfd) = tdata_hold;
return NULL;
}
/* And we ought to close `first' here too. */
/* The size of the string count. */
#define BSD_STRING_COUNT_SIZE 4
-/* Returns false on error, true otherwise */
+/* Read a BSD-style archive symbol table. Returns FALSE on error,
+ TRUE otherwise. */
-static boolean
-do_slurp_bsd_armap (abfd)
- bfd *abfd;
+static bfd_boolean
+do_slurp_bsd_armap (bfd *abfd)
{
struct areltdata *mapdata;
unsigned int counter;
mapdata = (struct areltdata *) _bfd_read_ar_hdr (abfd);
if (mapdata == NULL)
- return false;
+ return FALSE;
parsed_size = mapdata->parsed_size;
- bfd_release (abfd, (PTR) mapdata); /* Don't need it any more. */
+ bfd_release (abfd, mapdata); /* Don't need it any more. */
raw_armap = (bfd_byte *) bfd_zalloc (abfd, parsed_size);
- if (raw_armap == (bfd_byte *) NULL)
- return false;
+ if (raw_armap == NULL)
+ return FALSE;
- if (bfd_bread ((PTR) raw_armap, parsed_size, abfd) != parsed_size)
+ if (bfd_bread (raw_armap, parsed_size, abfd) != parsed_size)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_malformed_archive);
byebye:
- bfd_release (abfd, (PTR) raw_armap);
- return false;
+ bfd_release (abfd, raw_armap);
+ return FALSE;
}
ardata->symdef_count = H_GET_32 (abfd, raw_armap) / BSD_SYMDEF_SIZE;
stringbase = ((char *) rbase
+ ardata->symdef_count * BSD_SYMDEF_SIZE
+ BSD_STRING_COUNT_SIZE);
- amt = (bfd_size_type) ardata->symdef_count * sizeof (carsym);
- ardata->symdefs = (carsym *) bfd_alloc (abfd, amt);
+ amt = ardata->symdef_count * sizeof (carsym);
+ ardata->symdefs = (struct carsym *) bfd_alloc (abfd, amt);
if (!ardata->symdefs)
- return false;
+ return FALSE;
for (counter = 0, set = ardata->symdefs;
counter < ardata->symdef_count;
/* FIXME, we should provide some way to free raw_ardata when
we are done using the strings from it. For now, it seems
to be allocated on an objalloc anyway... */
- bfd_has_map (abfd) = true;
- return true;
+ bfd_has_map (abfd) = TRUE;
+ return TRUE;
}
-/* Returns false on error, true otherwise. */
+/* Read a COFF archive symbol table. Returns FALSE on error, TRUE
+ otherwise. */
-static boolean
-do_slurp_coff_armap (abfd)
- bfd *abfd;
+static bfd_boolean
+do_slurp_coff_armap (bfd *abfd)
{
struct areltdata *mapdata;
int *raw_armap, *rawptr;
unsigned int parsed_size;
carsym *carsyms;
bfd_size_type nsymz; /* Number of symbols in armap. */
- bfd_vma (*swap) PARAMS ((const bfd_byte *));
+ bfd_vma (*swap) (const void *);
char int_buf[sizeof (long)];
bfd_size_type carsym_size, ptrsize;
unsigned int i;
mapdata = (struct areltdata *) _bfd_read_ar_hdr (abfd);
if (mapdata == NULL)
- return false;
+ return FALSE;
parsed_size = mapdata->parsed_size;
- bfd_release (abfd, (PTR) mapdata); /* Don't need it any more. */
+ bfd_release (abfd, mapdata); /* Don't need it any more. */
- if (bfd_bread ((PTR) int_buf, (bfd_size_type) 4, abfd) != 4)
+ if (bfd_bread (int_buf, 4, abfd) != 4)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_malformed_archive);
- return false;
+ return FALSE;
}
/* It seems that all numeric information in a coff archive is always
in big endian format, nomatter the host or target. */
swap = bfd_getb32;
- nsymz = bfd_getb32 ((PTR) int_buf);
+ nsymz = bfd_getb32 (int_buf);
stringsize = parsed_size - (4 * nsymz) - 4;
-#if 1
/* ... except that some archive formats are broken, and it may be our
fault - the i960 little endian coff sometimes has big and sometimes
little, because our tools changed. Here's a horrible hack to clean
&& bfd_get_flavour (abfd) == bfd_target_coff_flavour)
{
/* This looks dangerous, let's do it the other way around. */
- nsymz = bfd_getl32 ((PTR) int_buf);
+ nsymz = bfd_getl32 (int_buf);
stringsize = parsed_size - (4 * nsymz) - 4;
swap = bfd_getl32;
}
-#endif
/* The coff armap must be read sequentially. So we construct a
bsd-style one in core all at once, for simplicity. */
+ if (nsymz > ~ (bfd_size_type) 0 / sizeof (carsym))
+ return FALSE;
+
carsym_size = (nsymz * sizeof (carsym));
ptrsize = (4 * nsymz);
- ardata->symdefs = (carsym *) bfd_zalloc (abfd, carsym_size + stringsize + 1);
+ if (carsym_size + stringsize + 1 <= carsym_size)
+ return FALSE;
+
+ ardata->symdefs = (struct carsym *) bfd_zalloc (abfd,
+ carsym_size + stringsize + 1);
if (ardata->symdefs == NULL)
- return false;
+ return FALSE;
carsyms = ardata->symdefs;
stringbase = ((char *) ardata->symdefs) + carsym_size;
raw_armap = (int *) bfd_alloc (abfd, ptrsize);
if (raw_armap == NULL)
goto release_symdefs;
- if (bfd_bread ((PTR) raw_armap, ptrsize, abfd) != ptrsize
- || (bfd_bread ((PTR) stringbase, stringsize, abfd) != stringsize))
+ if (bfd_bread (raw_armap, ptrsize, abfd) != ptrsize
+ || (bfd_bread (stringbase, stringsize, abfd) != stringsize))
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_malformed_archive);
for (i = 0; i < nsymz; i++)
{
rawptr = raw_armap + i;
- carsyms->file_offset = swap ((PTR) rawptr);
+ carsyms->file_offset = swap ((bfd_byte *) rawptr);
carsyms->name = stringbase;
stringbase += strlen (stringbase) + 1;
carsyms++;
/* Pad to an even boundary if you have to. */
ardata->first_file_filepos += (ardata->first_file_filepos) % 2;
- bfd_has_map (abfd) = true;
- bfd_release (abfd, (PTR) raw_armap);
+ bfd_has_map (abfd) = TRUE;
+ bfd_release (abfd, raw_armap);
/* Check for a second archive header (as used by PE). */
{
}
}
- return true;
+ return TRUE;
release_raw_armap:
- bfd_release (abfd, (PTR) raw_armap);
+ bfd_release (abfd, raw_armap);
release_symdefs:
- bfd_release (abfd, (PTR) (ardata)->symdefs);
- return false;
+ bfd_release (abfd, (ardata)->symdefs);
+ return FALSE;
}
-/* This routine can handle either coff-style or bsd-style armaps.
- Returns false on error, true otherwise */
+/* This routine can handle either coff-style or bsd-style armaps
+ (archive symbol table). Returns FALSE on error, TRUE otherwise */
-boolean
-bfd_slurp_armap (abfd)
- bfd *abfd;
+bfd_boolean
+bfd_slurp_armap (bfd *abfd)
{
char nextname[17];
- int i = bfd_bread ((PTR) nextname, (bfd_size_type) 16, abfd);
+ int i = bfd_bread (nextname, 16, abfd);
if (i == 0)
- return true;
+ return TRUE;
if (i != 16)
- return false;
+ return FALSE;
if (bfd_seek (abfd, (file_ptr) -16, SEEK_CUR) != 0)
- return false;
+ return FALSE;
- if (!strncmp (nextname, "__.SYMDEF ", 16)
- || !strncmp (nextname, "__.SYMDEF/ ", 16)) /* old Linux archives */
+ if (CONST_STRNEQ (nextname, "__.SYMDEF ")
+ || CONST_STRNEQ (nextname, "__.SYMDEF/ ")) /* Old Linux archives. */
return do_slurp_bsd_armap (abfd);
- else if (!strncmp (nextname, "/ ", 16))
+ else if (CONST_STRNEQ (nextname, "/ "))
return do_slurp_coff_armap (abfd);
- else if (!strncmp (nextname, "/SYM64/ ", 16))
+ else if (CONST_STRNEQ (nextname, "/SYM64/ "))
{
- /* Irix 6 archive--must be recognized by code in elf64-mips.c. */
+ /* 64bit ELF (Irix 6) archive. */
+#ifdef BFD64
+ extern bfd_boolean bfd_elf64_archive_slurp_armap (bfd *);
+ return bfd_elf64_archive_slurp_armap (abfd);
+#else
bfd_set_error (bfd_error_wrong_format);
- return false;
+ return FALSE;
+#endif
+ }
+ else if (CONST_STRNEQ (nextname, "#1/20 "))
+ {
+ /* Mach-O has a special name for armap when the map is sorted by name.
+ However because this name has a space it is slightly more difficult
+ to check it. */
+ struct ar_hdr hdr;
+ char extname[21];
+
+ if (bfd_bread (&hdr, sizeof (hdr), abfd) != sizeof (hdr))
+ return FALSE;
+ /* Read the extended name. We know its length. */
+ if (bfd_bread (extname, 20, abfd) != 20)
+ return FALSE;
+ if (bfd_seek (abfd, (file_ptr) -(sizeof (hdr) + 20), SEEK_CUR) != 0)
+ return FALSE;
+ if (CONST_STRNEQ (extname, "__.SYMDEF SORTED")
+ || CONST_STRNEQ (extname, "__.SYMDEF"))
+ return do_slurp_bsd_armap (abfd);
}
- bfd_has_map (abfd) = false;
- return true;
+ bfd_has_map (abfd) = FALSE;
+ return TRUE;
}
\f
-/* Returns false on error, true otherwise */
-/* flavor 2 of a bsd armap, similar to bfd_slurp_bsd_armap except the
+/* Returns FALSE on error, TRUE otherwise. */
+/* Flavor 2 of a bsd armap, similar to bfd_slurp_bsd_armap except the
header is in a slightly different order and the map name is '/'.
This flavour is used by hp300hpux. */
#define HPUX_SYMDEF_COUNT_SIZE 2
-boolean
-bfd_slurp_bsd_armap_f2 (abfd)
- bfd *abfd;
+bfd_boolean
+bfd_slurp_bsd_armap_f2 (bfd *abfd)
{
struct areltdata *mapdata;
char nextname[17];
struct artdata *ardata = bfd_ardata (abfd);
char *stringbase;
unsigned int stringsize;
+ unsigned int left;
bfd_size_type amt;
carsym *set;
- int i = bfd_bread ((PTR) nextname, (bfd_size_type) 16, abfd);
+ int i = bfd_bread (nextname, 16, abfd);
if (i == 0)
- return true;
+ return TRUE;
if (i != 16)
- return false;
+ return FALSE;
/* The archive has at least 16 bytes in it. */
if (bfd_seek (abfd, (file_ptr) -16, SEEK_CUR) != 0)
- return false;
+ return FALSE;
- if (!strncmp (nextname, "__.SYMDEF ", 16)
- || !strncmp (nextname, "__.SYMDEF/ ", 16)) /* old Linux archives */
+ if (CONST_STRNEQ (nextname, "__.SYMDEF ")
+ || CONST_STRNEQ (nextname, "__.SYMDEF/ ")) /* Old Linux archives. */
return do_slurp_bsd_armap (abfd);
- if (strncmp (nextname, "/ ", 16))
+ if (! CONST_STRNEQ (nextname, "/ "))
{
- bfd_has_map (abfd) = false;
- return true;
+ bfd_has_map (abfd) = FALSE;
+ return TRUE;
}
mapdata = (struct areltdata *) _bfd_read_ar_hdr (abfd);
if (mapdata == NULL)
- return false;
+ return FALSE;
- amt = mapdata->parsed_size;
- raw_armap = (bfd_byte *) bfd_zalloc (abfd, amt);
- if (raw_armap == NULL)
+ if (mapdata->parsed_size < HPUX_SYMDEF_COUNT_SIZE + BSD_STRING_COUNT_SIZE)
{
+ wrong_format:
+ bfd_set_error (bfd_error_wrong_format);
byebye:
- bfd_release (abfd, (PTR) mapdata);
- return false;
+ bfd_release (abfd, mapdata);
+ return FALSE;
}
+ left = mapdata->parsed_size - HPUX_SYMDEF_COUNT_SIZE - BSD_STRING_COUNT_SIZE;
+
+ amt = mapdata->parsed_size;
+ raw_armap = (bfd_byte *) bfd_zalloc (abfd, amt);
+ if (raw_armap == NULL)
+ goto byebye;
- if (bfd_bread ((PTR) raw_armap, amt, abfd) != amt)
+ if (bfd_bread (raw_armap, amt, abfd) != amt)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_malformed_archive);
- byebyebye:
- bfd_release (abfd, (PTR) raw_armap);
goto byebye;
}
- ardata->symdef_count = H_GET_16 (abfd, (PTR) raw_armap);
-
- if (ardata->symdef_count * BSD_SYMDEF_SIZE
- > mapdata->parsed_size - HPUX_SYMDEF_COUNT_SIZE)
- {
- /* Probably we're using the wrong byte ordering. */
- bfd_set_error (bfd_error_wrong_format);
- goto byebyebye;
- }
+ ardata->symdef_count = H_GET_16 (abfd, raw_armap);
ardata->cache = 0;
stringsize = H_GET_32 (abfd, raw_armap + HPUX_SYMDEF_COUNT_SIZE);
+ if (stringsize > left)
+ goto wrong_format;
+ left -= stringsize;
+
/* Skip sym count and string sz. */
stringbase = ((char *) raw_armap
+ HPUX_SYMDEF_COUNT_SIZE
+ BSD_STRING_COUNT_SIZE);
rbase = (bfd_byte *) stringbase + stringsize;
- amt = (bfd_size_type) ardata->symdef_count * BSD_SYMDEF_SIZE;
- ardata->symdefs = (carsym *) bfd_alloc (abfd, amt);
+ amt = ardata->symdef_count * BSD_SYMDEF_SIZE;
+ if (amt > left)
+ goto wrong_format;
+
+ ardata->symdefs = (struct carsym *) bfd_alloc (abfd, amt);
if (!ardata->symdefs)
- return false;
+ return FALSE;
for (counter = 0, set = ardata->symdefs;
counter < ardata->symdef_count;
/* FIXME, we should provide some way to free raw_ardata when
we are done using the strings from it. For now, it seems
to be allocated on an objalloc anyway... */
- bfd_has_map (abfd) = true;
- return true;
+ bfd_has_map (abfd) = TRUE;
+ return TRUE;
}
\f
/** Extended name table.
element>. Index is the P.R. of an int (decimal). Data General have
extended the format by using the prefix // for the special element. */
-/* Returns false on error, true otherwise. */
+/* Returns FALSE on error, TRUE otherwise. */
-boolean
-_bfd_slurp_extended_name_table (abfd)
- bfd *abfd;
+bfd_boolean
+_bfd_slurp_extended_name_table (bfd *abfd)
{
char nextname[17];
struct areltdata *namedata;
bfd_size_type amt;
/* FIXME: Formatting sucks here, and in case of failure of BFD_READ,
- we probably don't want to return true. */
- bfd_seek (abfd, bfd_ardata (abfd)->first_file_filepos, SEEK_SET);
- if (bfd_bread ((PTR) nextname, (bfd_size_type) 16, abfd) == 16)
+ we probably don't want to return TRUE. */
+ if (bfd_seek (abfd, bfd_ardata (abfd)->first_file_filepos, SEEK_SET) != 0)
+ return FALSE;
+
+ if (bfd_bread (nextname, 16, abfd) == 16)
{
if (bfd_seek (abfd, (file_ptr) -16, SEEK_CUR) != 0)
- return false;
+ return FALSE;
- if (strncmp (nextname, "ARFILENAMES/ ", 16) != 0 &&
- strncmp (nextname, "// ", 16) != 0)
+ if (! CONST_STRNEQ (nextname, "ARFILENAMES/ ")
+ && ! CONST_STRNEQ (nextname, "// "))
{
bfd_ardata (abfd)->extended_names = NULL;
- return true;
+ bfd_ardata (abfd)->extended_names_size = 0;
+ return TRUE;
}
namedata = (struct areltdata *) _bfd_read_ar_hdr (abfd);
if (namedata == NULL)
- return false;
+ return FALSE;
amt = namedata->parsed_size;
- bfd_ardata (abfd)->extended_names = bfd_zalloc (abfd, amt);
+ if (amt + 1 == 0)
+ goto byebye;
+
+ bfd_ardata (abfd)->extended_names_size = amt;
+ bfd_ardata (abfd)->extended_names = (char *) bfd_zalloc (abfd, amt + 1);
if (bfd_ardata (abfd)->extended_names == NULL)
{
byebye:
- bfd_release (abfd, (PTR) namedata);
- return false;
+ bfd_release (abfd, namedata);
+ return FALSE;
}
- if (bfd_bread ((PTR) bfd_ardata (abfd)->extended_names, amt, abfd) != amt)
+ if (bfd_bread (bfd_ardata (abfd)->extended_names, amt, abfd) != amt)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_malformed_archive);
- bfd_release (abfd, (PTR) (bfd_ardata (abfd)->extended_names));
+ bfd_release (abfd, (bfd_ardata (abfd)->extended_names));
bfd_ardata (abfd)->extended_names = NULL;
goto byebye;
}
trailing '/'. DOS/NT created archive often have \ in them
We'll fix all problems here.. */
{
- char *temp = bfd_ardata (abfd)->extended_names;
+ char *ext_names = bfd_ardata (abfd)->extended_names;
+ char *temp = ext_names;
char *limit = temp + namedata->parsed_size;
for (; temp < limit; ++temp)
{
- if (*temp == '\012')
- temp[temp[-1] == '/' ? -1 : 0] = '\0';
+ if (*temp == ARFMAG[1])
+ temp[temp > ext_names && temp[-1] == '/' ? -1 : 0] = '\0';
if (*temp == '\\')
*temp = '/';
}
+ *limit = '\0';
}
/* Pad to an even boundary if you have to. */
/* FIXME, we can't release namedata here because it was allocated
below extended_names on the objalloc... */
-#if 0
- bfd_release (abfd, namedata);
-#endif
}
- return true;
+ return TRUE;
}
#ifdef VMS
semicolon. */
static const char *
-normalize (abfd, file)
- bfd *abfd;
- const char *file;
+normalize (bfd *abfd, const char *file)
{
const char *first;
const char *last;
first--;
}
- copy = (char *) bfd_alloc (abfd, (bfd_size_type) (last - first + 1));
+ copy = bfd_alloc (abfd, last - first + 1);
if (copy == NULL)
return NULL;
#else
static const char *
-normalize (abfd, file)
- bfd *abfd ATTRIBUTE_UNUSED;
- const char *file;
+normalize (bfd *abfd ATTRIBUTE_UNUSED, const char *file)
{
- const char *filename = strrchr (file, '/');
-
-#ifdef HAVE_DOS_BASED_FILE_SYSTEM
- {
- /* We could have foo/bar\\baz, or foo\\bar, or d:bar. */
- char *bslash = strrchr (file, '\\');
- if (filename == NULL || (bslash != NULL && bslash > filename))
- filename = bslash;
- if (filename == NULL && file[0] != '\0' && file[1] == ':')
- filename = file + 1;
- }
+ return lbasename (file);
+}
#endif
- if (filename != (char *) NULL)
- filename++;
+
+/* Adjust a relative path name based on the reference path.
+ For example:
+
+ Relative path Reference path Result
+ ------------- -------------- ------
+ bar.o lib.a bar.o
+ foo/bar.o lib.a foo/bar.o
+ bar.o foo/lib.a ../bar.o
+ foo/bar.o baz/lib.a ../foo/bar.o
+ bar.o ../lib.a <parent of current dir>/bar.o
+ ; ../bar.o ../lib.a bar.o
+ ; ../bar.o lib.a ../bar.o
+ foo/bar.o ../lib.a <parent of current dir>/foo/bar.o
+ bar.o ../../lib.a <grandparent>/<parent>/bar.o
+ bar.o foo/baz/lib.a ../../bar.o
+
+ Note - the semicolons above are there to prevent the BFD chew
+ utility from interpreting those lines as prototypes to put into
+ the autogenerated bfd.h header...
+
+ Note - the string is returned in a static buffer. */
+
+static const char *
+adjust_relative_path (const char * path, const char * ref_path)
+{
+ static char *pathbuf = NULL;
+ static unsigned int pathbuf_len = 0;
+ const char *pathp;
+ const char *refp;
+ char * lpath;
+ char * rpath;
+ unsigned int len;
+ unsigned int dir_up = 0;
+ unsigned int dir_down = 0;
+ char *newp;
+ char * pwd = getpwd ();
+ const char * down;
+
+ /* Remove symlinks, '.' and '..' from the paths, if possible. */
+ lpath = lrealpath (path);
+ pathp = lpath == NULL ? path : lpath;
+
+ rpath = lrealpath (ref_path);
+ refp = rpath == NULL ? ref_path : rpath;
+
+ /* Remove common leading path elements. */
+ for (;;)
+ {
+ const char *e1 = pathp;
+ const char *e2 = refp;
+
+ while (*e1 && ! IS_DIR_SEPARATOR (*e1))
+ ++e1;
+ while (*e2 && ! IS_DIR_SEPARATOR (*e2))
+ ++e2;
+ if (*e1 == '\0' || *e2 == '\0' || e1 - pathp != e2 - refp
+ || filename_ncmp (pathp, refp, e1 - pathp) != 0)
+ break;
+ pathp = e1 + 1;
+ refp = e2 + 1;
+ }
+
+ len = strlen (pathp) + 1;
+ /* For each leading path element in the reference path,
+ insert "../" into the path. */
+ for (; *refp; ++refp)
+ if (IS_DIR_SEPARATOR (*refp))
+ {
+ /* PR 12710: If the path element is "../" then instead of
+ inserting "../" we need to insert the name of the directory
+ at the current level. */
+ if (refp > ref_path + 1
+ && refp[-1] == '.'
+ && refp[-2] == '.')
+ dir_down ++;
+ else
+ dir_up ++;
+ }
+
+ /* If the lrealpath calls above succeeded then we should never
+ see dir_up and dir_down both being non-zero. */
+
+ len += 3 * dir_up;
+
+ if (dir_down)
+ {
+ down = pwd + strlen (pwd) - 1;
+
+ while (dir_down && down > pwd)
+ {
+ if (IS_DIR_SEPARATOR (*down))
+ --dir_down;
+ }
+ BFD_ASSERT (dir_down == 0);
+ len += strlen (down) + 1;
+ }
else
- filename = file;
- return filename;
+ down = NULL;
+
+ if (len > pathbuf_len)
+ {
+ if (pathbuf != NULL)
+ free (pathbuf);
+ pathbuf_len = 0;
+ pathbuf = (char *) bfd_malloc (len);
+ if (pathbuf == NULL)
+ goto out;
+ pathbuf_len = len;
+ }
+
+ newp = pathbuf;
+ while (dir_up-- > 0)
+ {
+ /* FIXME: Support Windows style path separators as well. */
+ strcpy (newp, "../");
+ newp += 3;
+ }
+
+ if (down)
+ sprintf (newp, "%s/%s", down, pathp);
+ else
+ strcpy (newp, pathp);
+
+ out:
+ free (lpath);
+ free (rpath);
+ return pathbuf;
}
-#endif
/* Build a BFD style extended name table. */
-boolean
-_bfd_archive_bsd_construct_extended_name_table (abfd, tabloc, tablen, name)
- bfd *abfd;
- char **tabloc;
- bfd_size_type *tablen;
- const char **name;
+bfd_boolean
+_bfd_archive_bsd_construct_extended_name_table (bfd *abfd,
+ char **tabloc,
+ bfd_size_type *tablen,
+ const char **name)
{
*name = "ARFILENAMES/";
- return _bfd_construct_extended_name_table (abfd, false, tabloc, tablen);
+ return _bfd_construct_extended_name_table (abfd, FALSE, tabloc, tablen);
}
/* Build an SVR4 style extended name table. */
-boolean
-_bfd_archive_coff_construct_extended_name_table (abfd, tabloc, tablen, name)
- bfd *abfd;
- char **tabloc;
- bfd_size_type *tablen;
- const char **name;
+bfd_boolean
+_bfd_archive_coff_construct_extended_name_table (bfd *abfd,
+ char **tabloc,
+ bfd_size_type *tablen,
+ const char **name)
{
*name = "//";
- return _bfd_construct_extended_name_table (abfd, true, tabloc, tablen);
+ return _bfd_construct_extended_name_table (abfd, TRUE, tabloc, tablen);
}
/* Follows archive_head and produces an extended name table if
necessary. Returns (in tabloc) a pointer to an extended name
table, and in tablen the length of the table. If it makes an entry
it clobbers the filename so that the element may be written without
- further massage. Returns true if it ran successfully, false if
+ further massage. Returns TRUE if it ran successfully, FALSE if
something went wrong. A successful return may still involve a
zero-length tablen! */
-boolean
-_bfd_construct_extended_name_table (abfd, trailing_slash, tabloc, tablen)
- bfd *abfd;
- boolean trailing_slash;
- char **tabloc;
- bfd_size_type *tablen;
+bfd_boolean
+_bfd_construct_extended_name_table (bfd *abfd,
+ bfd_boolean trailing_slash,
+ char **tabloc,
+ bfd_size_type *tablen)
{
- unsigned int maxname = abfd->xvec->ar_max_namelen;
+ unsigned int maxname = ar_maxnamelen (abfd);
bfd_size_type total_namelen = 0;
bfd *current;
char *strptr;
+ const char *last_filename;
+ long last_stroff;
*tablen = 0;
+ last_filename = NULL;
/* Figure out how long the table should be. */
- for (current = abfd->archive_head; current != NULL; current = current->next)
+ for (current = abfd->archive_head;
+ current != NULL;
+ current = current->archive_next)
{
const char *normal;
unsigned int thislen;
+ if (bfd_is_thin_archive (abfd))
+ {
+ const char *filename = current->filename;
+
+ /* If the element being added is a member of another archive
+ (i.e., we are flattening), use the containing archive's name. */
+ if (current->my_archive
+ && ! bfd_is_thin_archive (current->my_archive))
+ filename = current->my_archive->filename;
+
+ /* If the path is the same as the previous path seen,
+ reuse it. This can happen when flattening a thin
+ archive that contains other archives. */
+ if (last_filename && filename_cmp (last_filename, filename) == 0)
+ continue;
+
+ last_filename = filename;
+
+ /* If the path is relative, adjust it relative to
+ the containing archive. */
+ if (! IS_ABSOLUTE_PATH (filename)
+ && ! IS_ABSOLUTE_PATH (abfd->filename))
+ normal = adjust_relative_path (filename, abfd->filename);
+ else
+ normal = filename;
+
+ /* In a thin archive, always store the full pathname
+ in the extended name table. */
+ total_namelen += strlen (normal) + 1;
+ if (trailing_slash)
+ /* Leave room for trailing slash. */
+ ++total_namelen;
+
+ continue;
+ }
+
normal = normalize (current, current->filename);
if (normal == NULL)
- return false;
+ return FALSE;
thislen = strlen (normal);
else
{
struct ar_hdr *hdr = arch_hdr (current);
- if (strncmp (normal, hdr->ar_name, thislen) != 0
+ if (filename_ncmp (normal, hdr->ar_name, thislen) != 0
|| (thislen < sizeof hdr->ar_name
&& hdr->ar_name[thislen] != ar_padchar (current)))
{
}
if (total_namelen == 0)
- return true;
+ return TRUE;
- *tabloc = bfd_zalloc (abfd, total_namelen);
+ *tabloc = (char *) bfd_zalloc (abfd, total_namelen);
if (*tabloc == NULL)
- return false;
+ return FALSE;
*tablen = total_namelen;
strptr = *tabloc;
- for (current = abfd->archive_head; current != NULL; current =
- current->next)
+ last_filename = NULL;
+ last_stroff = 0;
+
+ for (current = abfd->archive_head;
+ current != NULL;
+ current = current->archive_next)
{
const char *normal;
unsigned int thislen;
-
- normal = normalize (current, current->filename);
- if (normal == NULL)
- return false;
+ long stroff;
+ const char *filename = current->filename;
+
+ if (bfd_is_thin_archive (abfd))
+ {
+ /* If the element being added is a member of another archive
+ (i.e., we are flattening), use the containing archive's name. */
+ if (current->my_archive
+ && ! bfd_is_thin_archive (current->my_archive))
+ filename = current->my_archive->filename;
+ /* If the path is the same as the previous path seen,
+ reuse it. This can happen when flattening a thin
+ archive that contains other archives.
+ If the path is relative, adjust it relative to
+ the containing archive. */
+ if (last_filename && filename_cmp (last_filename, filename) == 0)
+ normal = last_filename;
+ else if (! IS_ABSOLUTE_PATH (filename)
+ && ! IS_ABSOLUTE_PATH (abfd->filename))
+ normal = adjust_relative_path (filename, abfd->filename);
+ else
+ normal = filename;
+ }
+ else
+ {
+ normal = normalize (current, filename);
+ if (normal == NULL)
+ return FALSE;
+ }
thislen = strlen (normal);
- if (thislen > maxname)
+ if (thislen > maxname || bfd_is_thin_archive (abfd))
{
/* Works for now; may need to be re-engineered if we
encounter an oddball archive format and want to
generalise this hack. */
struct ar_hdr *hdr = arch_hdr (current);
- strcpy (strptr, normal);
- if (! trailing_slash)
- strptr[thislen] = '\012';
- else
- {
- strptr[thislen] = '/';
- strptr[thislen + 1] = '\012';
+ if (normal == last_filename)
+ stroff = last_stroff;
+ else
+ {
+ strcpy (strptr, normal);
+ if (! trailing_slash)
+ strptr[thislen] = ARFMAG[1];
+ else
+ {
+ strptr[thislen] = '/';
+ strptr[thislen + 1] = ARFMAG[1];
+ }
+ stroff = strptr - *tabloc;
+ last_stroff = stroff;
}
hdr->ar_name[0] = ar_padchar (current);
- /* We know there will always be enough room (one of the few
- cases where you may safely use sprintf). */
- sprintf ((hdr->ar_name) + 1, "%-d", (unsigned) (strptr - *tabloc));
- /* Kinda Kludgy. We should just use the returned value of
- sprintf but not all implementations get this right. */
- {
- char *temp = hdr->ar_name + 2;
- for (; temp < hdr->ar_name + maxname; temp++)
- if (*temp == '\0')
- *temp = ' ';
- }
- strptr += thislen + 1;
- if (trailing_slash)
- ++strptr;
+ if (bfd_is_thin_archive (abfd) && current->origin > 0)
+ {
+ int len = snprintf (hdr->ar_name + 1, maxname - 1, "%-ld:",
+ stroff);
+ _bfd_ar_spacepad (hdr->ar_name + 1 + len, maxname - 1 - len,
+ "%-ld",
+ current->origin - sizeof (struct ar_hdr));
+ }
+ else
+ _bfd_ar_spacepad (hdr->ar_name + 1, maxname - 1, "%-ld", stroff);
+ if (normal != last_filename)
+ {
+ strptr += thislen + 1;
+ if (trailing_slash)
+ ++strptr;
+ last_filename = filename;
+ }
+ }
+ }
+
+ return TRUE;
+}
+
+/* Do not construct an extended name table but transforms name field into
+ its extended form. */
+
+bfd_boolean
+_bfd_archive_bsd44_construct_extended_name_table (bfd *abfd,
+ char **tabloc,
+ bfd_size_type *tablen,
+ const char **name)
+{
+ unsigned int maxname = ar_maxnamelen (abfd);
+ bfd *current;
+
+ *tablen = 0;
+ *tabloc = NULL;
+ *name = NULL;
+
+ for (current = abfd->archive_head;
+ current != NULL;
+ current = current->archive_next)
+ {
+ const char *normal = normalize (current, current->filename);
+ int has_space = 0;
+ unsigned int len;
+
+ if (normal == NULL)
+ return FALSE;
+
+ for (len = 0; normal[len]; len++)
+ if (normal[len] == ' ')
+ has_space = 1;
+
+ if (len > maxname || has_space)
+ {
+ struct ar_hdr *hdr = arch_hdr (current);
+
+ len = (len + 3) & ~3;
+ arch_eltdata (current)->extra_size = len;
+ _bfd_ar_spacepad (hdr->ar_name, maxname, "#1/%lu", len);
}
}
- return true;
+ return TRUE;
+}
+\f
+/* Write an archive header. */
+
+bfd_boolean
+_bfd_generic_write_ar_hdr (bfd *archive, bfd *abfd)
+{
+ struct ar_hdr *hdr = arch_hdr (abfd);
+
+ if (bfd_bwrite (hdr, sizeof (*hdr), archive) != sizeof (*hdr))
+ return FALSE;
+ return TRUE;
+}
+
+/* Write an archive header using BSD4.4 convention. */
+
+bfd_boolean
+_bfd_bsd44_write_ar_hdr (bfd *archive, bfd *abfd)
+{
+ struct ar_hdr *hdr = arch_hdr (abfd);
+
+ if (is_bsd44_extended_name (hdr->ar_name))
+ {
+ /* This is a BSD 4.4 extended name. */
+ const char *fullname = normalize (abfd, abfd->filename);
+ unsigned int len = strlen (fullname);
+ unsigned int padded_len = (len + 3) & ~3;
+
+ BFD_ASSERT (padded_len == arch_eltdata (abfd)->extra_size);
+
+ _bfd_ar_spacepad (hdr->ar_size, sizeof (hdr->ar_size), "%-10ld",
+ arch_eltdata (abfd)->parsed_size + padded_len);
+
+ if (bfd_bwrite (hdr, sizeof (*hdr), archive) != sizeof (*hdr))
+ return FALSE;
+
+ if (bfd_bwrite (fullname, len, archive) != len)
+ return FALSE;
+ if (len & 3)
+ {
+ static const char pad[3] = { 0, 0, 0 };
+
+ len = 4 - (len & 3);
+ if (bfd_bwrite (pad, len, archive) != len)
+ return FALSE;
+ }
+ }
+ else
+ {
+ if (bfd_bwrite (hdr, sizeof (*hdr), archive) != sizeof (*hdr))
+ return FALSE;
+ }
+ return TRUE;
}
\f
-/** A couple of functions for creating ar_hdrs */
+/* A couple of functions for creating ar_hdrs. */
#ifdef HPUX_LARGE_AR_IDS
/* Function to encode large UID/GID values according to HP. */
static void
-hpux_uid_gid_encode (str, id)
- char str[6];
- long int id;
+hpux_uid_gid_encode (char str[6], long int id)
{
int cnt;
str[5] = '@' + (id & 3);
id >>= 2;
- for (cnt = 4; cnt >= 0; ++cnt, id >>= 6)
+ for (cnt = 4; cnt >= 0; --cnt, id >>= 6)
str[cnt] = ' ' + (id & 0x3f);
}
#endif /* HPUX_LARGE_AR_IDS */
is set, and it's an in-memory bfd, we fake it. */
static struct areltdata *
-bfd_ar_hdr_from_filesystem (abfd, filename, member)
- bfd *abfd;
- const char *filename;
- bfd *member;
+bfd_ar_hdr_from_filesystem (bfd *abfd, const char *filename, bfd *member)
{
struct stat status;
struct areltdata *ared;
struct ar_hdr *hdr;
- char *temp, *temp1;
bfd_size_type amt;
if (member && (member->flags & BFD_IN_MEMORY) != 0)
return NULL;
}
+ /* If the caller requested that the BFD generate deterministic output,
+ fake values for modification time, UID, GID, and file mode. */
+ if ((abfd->flags & BFD_DETERMINISTIC_OUTPUT) != 0)
+ {
+ status.st_mtime = 0;
+ status.st_uid = 0;
+ status.st_gid = 0;
+ status.st_mode = 0644;
+ }
+
amt = sizeof (struct ar_hdr) + sizeof (struct areltdata);
ared = (struct areltdata *) bfd_zalloc (abfd, amt);
if (ared == NULL)
hdr = (struct ar_hdr *) (((char *) ared) + sizeof (struct areltdata));
/* ar headers are space padded, not null padded! */
- memset ((PTR) hdr, ' ', sizeof (struct ar_hdr));
-
- strncpy (hdr->ar_fmag, ARFMAG, 2);
+ memset (hdr, ' ', sizeof (struct ar_hdr));
- /* Goddamned sprintf doesn't permit MAXIMUM field lengths. */
- sprintf ((hdr->ar_date), "%-12ld", (long) status.st_mtime);
+ _bfd_ar_spacepad (hdr->ar_date, sizeof (hdr->ar_date), "%-12ld",
+ status.st_mtime);
#ifdef HPUX_LARGE_AR_IDS
/* HP has a very "special" way to handle UID/GID's with numeric values
> 99999. */
if (status.st_uid > 99999)
- hpux_uid_gid_encode (hdr->ar_gid, (long) status.st_uid);
+ hpux_uid_gid_encode (hdr->ar_uid, (long) status.st_uid);
else
#endif
- sprintf ((hdr->ar_uid), "%ld", (long) status.st_uid);
+ _bfd_ar_spacepad (hdr->ar_uid, sizeof (hdr->ar_uid), "%ld",
+ status.st_uid);
#ifdef HPUX_LARGE_AR_IDS
/* HP has a very "special" way to handle UID/GID's with numeric values
> 99999. */
if (status.st_gid > 99999)
- hpux_uid_gid_encode (hdr->ar_uid, (long) status.st_gid);
+ hpux_uid_gid_encode (hdr->ar_gid, (long) status.st_gid);
else
#endif
- sprintf ((hdr->ar_gid), "%ld", (long) status.st_gid);
- sprintf ((hdr->ar_mode), "%-8o", (unsigned int) status.st_mode);
- sprintf ((hdr->ar_size), "%-10ld", (long) status.st_size);
- /* Correct for a lossage in sprintf whereby it null-terminates. I cannot
- understand how these C losers could design such a ramshackle bunch of
- IO operations. */
- temp = (char *) hdr;
- temp1 = temp + sizeof (struct ar_hdr) - 2;
- for (; temp < temp1; temp++)
- {
- if (*temp == '\0')
- *temp = ' ';
- }
- strncpy (hdr->ar_fmag, ARFMAG, 2);
+ _bfd_ar_spacepad (hdr->ar_gid, sizeof (hdr->ar_gid), "%ld",
+ status.st_gid);
+ _bfd_ar_spacepad (hdr->ar_mode, sizeof (hdr->ar_mode), "%-8lo",
+ status.st_mode);
+ _bfd_ar_spacepad (hdr->ar_size, sizeof (hdr->ar_size), "%-10ld",
+ status.st_size);
+ memcpy (hdr->ar_fmag, ARFMAG, 2);
ared->parsed_size = status.st_size;
ared->arch_header = (char *) hdr;
return ared;
}
-/* This is magic required by the "ar" program. Since it's
- undocumented, it's undocumented. You may think that it would take
- a strong stomach to write this, and it does, but it takes even a
- stronger stomach to try to code around such a thing! */
-
-struct ar_hdr *bfd_special_undocumented_glue PARAMS ((bfd *, const char *));
-
-struct ar_hdr *
-bfd_special_undocumented_glue (abfd, filename)
- bfd *abfd;
- const char *filename;
-{
- struct areltdata *ar_elt = bfd_ar_hdr_from_filesystem (abfd, filename, 0);
- if (ar_elt == NULL)
- return NULL;
- return (struct ar_hdr *) ar_elt->arch_header;
-}
-
/* Analogous to stat call. */
int
-bfd_generic_stat_arch_elt (abfd, buf)
- bfd *abfd;
- struct stat *buf;
+bfd_generic_stat_arch_elt (bfd *abfd, struct stat *buf)
{
struct ar_hdr *hdr;
char *aloser;
}
void
-bfd_dont_truncate_arname (abfd, pathname, arhdr)
- bfd *abfd;
- const char *pathname;
- char *arhdr;
+bfd_dont_truncate_arname (bfd *abfd, const char *pathname, char *arhdr)
{
/* FIXME: This interacts unpleasantly with ar's quick-append option.
Fortunately ic960 users will never use that option. Fixing this
}
void
-bfd_bsd_truncate_arname (abfd, pathname, arhdr)
- bfd *abfd;
- const char *pathname;
- char *arhdr;
+bfd_bsd_truncate_arname (bfd *abfd, const char *pathname, char *arhdr)
{
struct ar_hdr *hdr = (struct ar_hdr *) arhdr;
size_t length;
- const char *filename = strrchr (pathname, '/');
+ const char *filename = lbasename (pathname);
size_t maxlen = ar_maxnamelen (abfd);
-#ifdef HAVE_DOS_BASED_FILE_SYSTEM
- {
- /* We could have foo/bar\\baz, or foo\\bar, or d:bar. */
- char *bslash = strrchr (pathname, '\\');
- if (filename == NULL || (bslash != NULL && bslash > filename))
- filename = bslash;
- if (filename == NULL && pathname[0] != '\0' && pathname[1] == ':')
- filename = pathname + 1;
- }
-#endif
-
- if (filename == NULL)
- filename = pathname;
- else
- ++filename;
-
length = strlen (filename);
if (length <= maxlen)
bsd ar. */
void
-bfd_gnu_truncate_arname (abfd, pathname, arhdr)
- bfd *abfd;
- const char *pathname;
- char *arhdr;
+bfd_gnu_truncate_arname (bfd *abfd, const char *pathname, char *arhdr)
{
struct ar_hdr *hdr = (struct ar_hdr *) arhdr;
size_t length;
- const char *filename = strrchr (pathname, '/');
+ const char *filename = lbasename (pathname);
size_t maxlen = ar_maxnamelen (abfd);
-#ifdef HAVE_DOS_BASED_FILE_SYSTEM
- {
- /* We could have foo/bar\\baz, or foo\\bar, or d:bar. */
- char *bslash = strrchr (pathname, '\\');
- if (filename == NULL || (bslash != NULL && bslash > filename))
- filename = bslash;
- if (filename == NULL && pathname[0] != '\0' && pathname[1] == ':')
- filename = pathname + 1;
- }
-#endif
-
- if (filename == NULL)
- filename = pathname;
- else
- ++filename;
-
length = strlen (filename);
if (length <= maxlen)
memcpy (hdr->ar_name, filename, length);
else
- { /* pathname: meet procrustes */
+ {
+ /* pathname: meet procrustes. */
memcpy (hdr->ar_name, filename, maxlen);
if ((filename[length - 2] == '.') && (filename[length - 1] == 'o'))
{
\f
/* The BFD is open for write and has its format set to bfd_archive. */
-boolean
-_bfd_write_archive_contents (arch)
- bfd *arch;
+bfd_boolean
+_bfd_write_archive_contents (bfd *arch)
{
bfd *current;
char *etable = NULL;
bfd_size_type elength = 0;
const char *ename = NULL;
- boolean makemap = bfd_has_map (arch);
- boolean hasobjects = false; /* If no .o's, don't bother to make a map. */
+ bfd_boolean makemap = bfd_has_map (arch);
+ /* If no .o's, don't bother to make a map. */
+ bfd_boolean hasobjects = FALSE;
bfd_size_type wrote;
- unsigned int i;
int tries;
+ char *armag;
/* Verify the viability of all entries; if any of them live in the
filesystem (as opposed to living in an archive open for input)
then construct a fresh ar_hdr for them. */
- for (current = arch->archive_head; current; current = current->next)
+ for (current = arch->archive_head;
+ current != NULL;
+ current = current->archive_next)
{
/* This check is checking the bfds for the objects we're reading
from (which are usually either an object file or archive on
if (bfd_write_p (current))
{
bfd_set_error (bfd_error_invalid_operation);
- return false;
+ goto input_err;
}
if (!current->arelt_data)
{
current->arelt_data =
- (PTR) bfd_ar_hdr_from_filesystem (arch, current->filename, current);
+ bfd_ar_hdr_from_filesystem (arch, current->filename, current);
if (!current->arelt_data)
- return false;
+ goto input_err;
/* Put in the file name. */
- BFD_SEND (arch, _bfd_truncate_arname, (arch,
- current->filename,
- (char *) arch_hdr (current)));
+ BFD_SEND (arch, _bfd_truncate_arname,
+ (arch, current->filename, (char *) arch_hdr (current)));
}
if (makemap && ! hasobjects)
{ /* Don't bother if we won't make a map! */
- if ((bfd_check_format (current, bfd_object))
-#if 0 /* FIXME -- these are not set correctly */
- && ((bfd_get_file_flags (current) & HAS_SYMS))
-#endif
- )
- hasobjects = true;
+ if ((bfd_check_format (current, bfd_object)))
+ hasobjects = TRUE;
}
}
if (!BFD_SEND (arch, _bfd_construct_extended_name_table,
(arch, &etable, &elength, &ename)))
- return false;
+ return FALSE;
if (bfd_seek (arch, (file_ptr) 0, SEEK_SET) != 0)
- return false;
-#ifdef GNU960
- wrote = bfd_bwrite (BFD_GNU960_ARMAG (arch), (bfd_size_type) SARMAG, arch);
-#else
- wrote = bfd_bwrite (ARMAG, (bfd_size_type) SARMAG, arch);
-#endif
+ return FALSE;
+ armag = ARMAG;
+ if (bfd_is_thin_archive (arch))
+ armag = ARMAGT;
+ wrote = bfd_bwrite (armag, SARMAG, arch);
if (wrote != SARMAG)
- return false;
+ return FALSE;
if (makemap && hasobjects)
{
- if (_bfd_compute_and_write_armap (arch, (unsigned int) elength) != true)
- return false;
+ if (! _bfd_compute_and_write_armap (arch, (unsigned int) elength))
+ return FALSE;
}
if (elength != 0)
{
struct ar_hdr hdr;
- memset ((char *) (&hdr), 0, sizeof (struct ar_hdr));
- strcpy (hdr.ar_name, ename);
+ memset (&hdr, ' ', sizeof (struct ar_hdr));
+ memcpy (hdr.ar_name, ename, strlen (ename));
/* Round size up to even number in archive header. */
- sprintf (&(hdr.ar_size[0]), "%-10d",
- (int) ((elength + 1) & ~(bfd_size_type) 1));
- strncpy (hdr.ar_fmag, ARFMAG, 2);
- for (i = 0; i < sizeof (struct ar_hdr); i++)
- if (((char *) (&hdr))[i] == '\0')
- (((char *) (&hdr))[i]) = ' ';
- if ((bfd_bwrite ((PTR) &hdr, (bfd_size_type) sizeof (struct ar_hdr), arch)
+ _bfd_ar_spacepad (hdr.ar_size, sizeof (hdr.ar_size), "%-10ld",
+ (elength + 1) & ~(bfd_size_type) 1);
+ memcpy (hdr.ar_fmag, ARFMAG, 2);
+ if ((bfd_bwrite (&hdr, sizeof (struct ar_hdr), arch)
!= sizeof (struct ar_hdr))
|| bfd_bwrite (etable, elength, arch) != elength)
- return false;
+ return FALSE;
if ((elength % 2) == 1)
{
- if (bfd_bwrite ("\012", (bfd_size_type) 1, arch) != 1)
- return false;
+ if (bfd_bwrite (&ARFMAG[1], 1, arch) != 1)
+ return FALSE;
}
}
- for (current = arch->archive_head; current; current = current->next)
+ for (current = arch->archive_head;
+ current != NULL;
+ current = current->archive_next)
{
char buffer[DEFAULT_BUFFERSIZE];
unsigned int remaining = arelt_size (current);
- struct ar_hdr *hdr = arch_hdr (current);
/* Write ar header. */
- if (bfd_bwrite ((PTR) hdr, (bfd_size_type) sizeof (*hdr), arch)
- != sizeof (*hdr))
- return false;
+ if (!_bfd_write_ar_hdr (arch, current))
+ return FALSE;
+ if (bfd_is_thin_archive (arch))
+ continue;
if (bfd_seek (current, (file_ptr) 0, SEEK_SET) != 0)
- return false;
+ goto input_err;
+
while (remaining)
{
unsigned int amt = DEFAULT_BUFFERSIZE;
+
if (amt > remaining)
amt = remaining;
errno = 0;
- if (bfd_bread (buffer, (bfd_size_type) amt, current) != amt)
+ if (bfd_bread (buffer, amt, current) != amt)
{
if (bfd_get_error () != bfd_error_system_call)
- bfd_set_error (bfd_error_malformed_archive);
- return false;
+ bfd_set_error (bfd_error_file_truncated);
+ goto input_err;
}
- if (bfd_bwrite (buffer, (bfd_size_type) amt, arch) != amt)
- return false;
+ if (bfd_bwrite (buffer, amt, arch) != amt)
+ return FALSE;
remaining -= amt;
}
+
if ((arelt_size (current) % 2) == 1)
{
- if (bfd_bwrite ("\012", (bfd_size_type) 1, arch) != 1)
- return false;
+ if (bfd_bwrite (&ARFMAG[1], 1, arch) != 1)
+ return FALSE;
}
}
while (++tries < 6);
}
- return true;
+ return TRUE;
+
+ input_err:
+ bfd_set_error (bfd_error_on_input, current, bfd_get_error ());
+ return FALSE;
}
\f
/* Note that the namidx for the first symbol is 0. */
-boolean
-_bfd_compute_and_write_armap (arch, elength)
- bfd *arch;
- unsigned int elength;
+bfd_boolean
+_bfd_compute_and_write_armap (bfd *arch, unsigned int elength)
{
char *first_name = NULL;
bfd *current;
file_ptr elt_no = 0;
struct orl *map = NULL;
- unsigned int orl_max = 1024; /* fine initial default */
+ unsigned int orl_max = 1024; /* Fine initial default. */
unsigned int orl_count = 0;
- int stridx = 0; /* string index */
+ int stridx = 0;
asymbol **syms = NULL;
long syms_max = 0;
- boolean ret;
+ bfd_boolean ret;
bfd_size_type amt;
/* Dunno if this is the best place for this info... */
elength += sizeof (struct ar_hdr);
elength += elength % 2;
- amt = (bfd_size_type) orl_max * sizeof (struct orl);
+ amt = orl_max * sizeof (struct orl);
map = (struct orl *) bfd_malloc (amt);
if (map == NULL)
goto error_return;
/* We put the symbol names on the arch objalloc, and then discard
them when done. */
- first_name = bfd_alloc (arch, (bfd_size_type) 1);
+ first_name = (char *) bfd_alloc (arch, 1);
if (first_name == NULL)
goto error_return;
/* Drop all the files called __.SYMDEF, we're going to make our own. */
- while (arch->archive_head &&
- strcmp (arch->archive_head->filename, "__.SYMDEF") == 0)
- arch->archive_head = arch->archive_head->next;
+ while (arch->archive_head
+ && strcmp (arch->archive_head->filename, "__.SYMDEF") == 0)
+ arch->archive_head = arch->archive_head->archive_next;
/* Map over each element. */
for (current = arch->archive_head;
- current != (bfd *) NULL;
- current = current->next, elt_no++)
+ current != NULL;
+ current = current->archive_next, elt_no++)
{
- if ((bfd_check_format (current, bfd_object) == true)
- && ((bfd_get_file_flags (current) & HAS_SYMS)))
+ if (bfd_check_format (current, bfd_object)
+ && (bfd_get_file_flags (current) & HAS_SYMS) != 0)
{
long storage;
long symcount;
if (syms_max > 0)
free (syms);
syms_max = storage;
- syms = (asymbol **) bfd_malloc ((bfd_size_type) syms_max);
+ syms = (asymbol **) bfd_malloc (syms_max);
if (syms == NULL)
goto error_return;
}
flagword flags = (syms[src_count])->flags;
asection *sec = syms[src_count]->section;
- if ((flags & BSF_GLOBAL ||
- flags & BSF_WEAK ||
- flags & BSF_INDIRECT ||
- bfd_is_com_section (sec))
+ if ((flags & BSF_GLOBAL
+ || flags & BSF_WEAK
+ || flags & BSF_INDIRECT
+ || flags & BSF_GNU_UNIQUE
+ || bfd_is_com_section (sec))
&& ! bfd_is_und_section (sec))
{
bfd_size_type namelen;
if (orl_count == orl_max)
{
orl_max *= 2;
- amt = (bfd_size_type) orl_max * sizeof (struct orl);
+ amt = orl_max * sizeof (struct orl);
new_map = (struct orl *) bfd_realloc (map, amt);
- if (new_map == (struct orl *) NULL)
+ if (new_map == NULL)
goto error_return;
map = new_map;
map[orl_count].name = (char **) bfd_alloc (arch, amt);
if (map[orl_count].name == NULL)
goto error_return;
- *(map[orl_count].name) = bfd_alloc (arch, namelen + 1);
+ *(map[orl_count].name) = (char *) bfd_alloc (arch,
+ namelen + 1);
if (*(map[orl_count].name) == NULL)
goto error_return;
strcpy (*(map[orl_count].name), syms[src_count]->name);
if (first_name != NULL)
bfd_release (arch, first_name);
- return false;
+ return FALSE;
}
-boolean
-bsd_write_armap (arch, elength, map, orl_count, stridx)
- bfd *arch;
- unsigned int elength;
- struct orl *map;
- unsigned int orl_count;
- int stridx;
+bfd_boolean
+bsd_write_armap (bfd *arch,
+ unsigned int elength,
+ struct orl *map,
+ unsigned int orl_count,
+ int stridx)
{
int padit = stridx & 1;
unsigned int ranlibsize = orl_count * BSD_SYMDEF_SIZE;
unsigned int mapsize = ranlibsize + stringsize + 8;
file_ptr firstreal;
bfd *current = arch->archive_head;
- bfd *last_elt = current; /* last element arch seen */
+ bfd *last_elt = current; /* Last element arch seen. */
bfd_byte temp[4];
unsigned int count;
struct ar_hdr hdr;
- struct stat statbuf;
- unsigned int i;
+ long uid, gid;
firstreal = mapsize + elength + sizeof (struct ar_hdr) + SARMAG;
- stat (arch->filename, &statbuf);
- memset ((char *) (&hdr), 0, sizeof (struct ar_hdr));
- sprintf (hdr.ar_name, RANLIBMAG);
- /* Remember the timestamp, to keep it holy. But fudge it a little. */
- bfd_ardata (arch)->armap_timestamp = statbuf.st_mtime + ARMAP_TIME_OFFSET;
+ /* If deterministic, we use 0 as the timestamp in the map.
+ Some linkers may require that the archive filesystem modification
+ time is less than (or near to) the archive map timestamp. Those
+ linkers should not be used with deterministic mode. (GNU ld and
+ Gold do not have this restriction.) */
+ bfd_ardata (arch)->armap_timestamp = 0;
+ uid = 0;
+ gid = 0;
+ if ((arch->flags & BFD_DETERMINISTIC_OUTPUT) == 0)
+ {
+ struct stat statbuf;
+
+ if (stat (arch->filename, &statbuf) == 0)
+ bfd_ardata (arch)->armap_timestamp = (statbuf.st_mtime
+ + ARMAP_TIME_OFFSET);
+ uid = getuid();
+ gid = getgid();
+ }
+
+ memset (&hdr, ' ', sizeof (struct ar_hdr));
+ memcpy (hdr.ar_name, RANLIBMAG, strlen (RANLIBMAG));
bfd_ardata (arch)->armap_datepos = (SARMAG
+ offsetof (struct ar_hdr, ar_date[0]));
- sprintf (hdr.ar_date, "%ld", bfd_ardata (arch)->armap_timestamp);
- sprintf (hdr.ar_uid, "%ld", (long) getuid ());
- sprintf (hdr.ar_gid, "%ld", (long) getgid ());
- sprintf (hdr.ar_size, "%-10d", (int) mapsize);
- strncpy (hdr.ar_fmag, ARFMAG, 2);
- for (i = 0; i < sizeof (struct ar_hdr); i++)
- if (((char *) (&hdr))[i] == '\0')
- (((char *) (&hdr))[i]) = ' ';
- if (bfd_bwrite ((PTR) &hdr, (bfd_size_type) sizeof (struct ar_hdr), arch)
+ _bfd_ar_spacepad (hdr.ar_date, sizeof (hdr.ar_date), "%ld",
+ bfd_ardata (arch)->armap_timestamp);
+ _bfd_ar_spacepad (hdr.ar_uid, sizeof (hdr.ar_uid), "%ld", uid);
+ _bfd_ar_spacepad (hdr.ar_gid, sizeof (hdr.ar_gid), "%ld", gid);
+ _bfd_ar_spacepad (hdr.ar_size, sizeof (hdr.ar_size), "%-10ld", mapsize);
+ memcpy (hdr.ar_fmag, ARFMAG, 2);
+ if (bfd_bwrite (&hdr, sizeof (struct ar_hdr), arch)
!= sizeof (struct ar_hdr))
- return false;
+ return FALSE;
H_PUT_32 (arch, ranlibsize, temp);
- if (bfd_bwrite (temp, (bfd_size_type) sizeof (temp), arch) != sizeof (temp))
- return false;
+ if (bfd_bwrite (temp, sizeof (temp), arch) != sizeof (temp))
+ return FALSE;
for (count = 0; count < orl_count; count++)
{
{
do
{
- firstreal += arelt_size (current) + sizeof (struct ar_hdr);
+ struct areltdata *ared = arch_eltdata (current);
+
+ firstreal += (ared->parsed_size + ared->extra_size
+ + sizeof (struct ar_hdr));
firstreal += firstreal % 2;
- current = current->next;
+ current = current->archive_next;
}
while (current != map[count].u.abfd);
- } /* if new archive element */
+ }
last_elt = current;
H_PUT_32 (arch, map[count].namidx, buf);
H_PUT_32 (arch, firstreal, buf + BSD_SYMDEF_OFFSET_SIZE);
- if (bfd_bwrite (buf, (bfd_size_type) BSD_SYMDEF_SIZE, arch)
+ if (bfd_bwrite (buf, BSD_SYMDEF_SIZE, arch)
!= BSD_SYMDEF_SIZE)
- return false;
+ return FALSE;
}
/* Now write the strings themselves. */
H_PUT_32 (arch, stringsize, temp);
- if (bfd_bwrite (temp, (bfd_size_type) sizeof (temp), arch) != sizeof (temp))
- return false;
+ if (bfd_bwrite (temp, sizeof (temp), arch) != sizeof (temp))
+ return FALSE;
for (count = 0; count < orl_count; count++)
{
size_t len = strlen (*map[count].name) + 1;
- if (bfd_bwrite (*map[count].name, (bfd_size_type) len, arch) != len)
- return false;
+ if (bfd_bwrite (*map[count].name, len, arch) != len)
+ return FALSE;
}
/* The spec sez this should be a newline. But in order to be
bug-compatible for sun's ar we use a null. */
if (padit)
{
- if (bfd_bwrite ("", (bfd_size_type) 1, arch) != 1)
- return false;
+ if (bfd_bwrite ("", 1, arch) != 1)
+ return FALSE;
}
- return true;
+ return TRUE;
}
/* At the end of archive file handling, update the timestamp in the
file, so the linker will accept it.
- Return true if the timestamp was OK, or an unusual problem happened.
- Return false if we updated the timestamp. */
+ Return TRUE if the timestamp was OK, or an unusual problem happened.
+ Return FALSE if we updated the timestamp. */
-boolean
-_bfd_archive_bsd_update_armap_timestamp (arch)
- bfd *arch;
+bfd_boolean
+_bfd_archive_bsd_update_armap_timestamp (bfd *arch)
{
struct stat archstat;
struct ar_hdr hdr;
- unsigned int i;
+
+ /* If creating deterministic archives, just leave the timestamp as-is. */
+ if ((arch->flags & BFD_DETERMINISTIC_OUTPUT) != 0)
+ return TRUE;
/* Flush writes, get last-write timestamp from file, and compare it
to the timestamp IN the file. */
bfd_flush (arch);
if (bfd_stat (arch, &archstat) == -1)
{
- perror (_("Reading archive file mod timestamp"));
+ bfd_perror (_("Reading archive file mod timestamp"));
/* Can't read mod time for some reason. */
- return true;
+ return TRUE;
}
- if (archstat.st_mtime <= bfd_ardata (arch)->armap_timestamp)
+ if (((long) archstat.st_mtime) <= bfd_ardata (arch)->armap_timestamp)
/* OK by the linker's rules. */
- return true;
+ return TRUE;
/* Update the timestamp. */
bfd_ardata (arch)->armap_timestamp = archstat.st_mtime + ARMAP_TIME_OFFSET;
/* Prepare an ASCII version suitable for writing. */
- memset (hdr.ar_date, 0, sizeof (hdr.ar_date));
- sprintf (hdr.ar_date, "%ld", bfd_ardata (arch)->armap_timestamp);
- for (i = 0; i < sizeof (hdr.ar_date); i++)
- if (hdr.ar_date[i] == '\0')
- (hdr.ar_date)[i] = ' ';
+ memset (hdr.ar_date, ' ', sizeof (hdr.ar_date));
+ _bfd_ar_spacepad (hdr.ar_date, sizeof (hdr.ar_date), "%ld",
+ bfd_ardata (arch)->armap_timestamp);
/* Write it into the file. */
bfd_ardata (arch)->armap_datepos = (SARMAG
+ offsetof (struct ar_hdr, ar_date[0]));
if (bfd_seek (arch, bfd_ardata (arch)->armap_datepos, SEEK_SET) != 0
- || (bfd_bwrite (hdr.ar_date, (bfd_size_type) sizeof (hdr.ar_date), arch)
+ || (bfd_bwrite (hdr.ar_date, sizeof (hdr.ar_date), arch)
!= sizeof (hdr.ar_date)))
{
- /* FIXME: bfd can't call perror. */
- perror (_("Writing updated armap timestamp"));
+ bfd_perror (_("Writing updated armap timestamp"));
/* Some error while writing. */
- return true;
+ return TRUE;
}
/* We updated the timestamp successfully. */
- return false;
+ return FALSE;
}
\f
/* A coff armap looks like :
symbol name 0
symbol name 1
- symbol name n-1
-*/
+ symbol name n-1 */
-boolean
-coff_write_armap (arch, elength, map, symbol_count, stridx)
- bfd *arch;
- unsigned int elength;
- struct orl *map;
- unsigned int symbol_count;
- int stridx;
+bfd_boolean
+coff_write_armap (bfd *arch,
+ unsigned int elength,
+ struct orl *map,
+ unsigned int symbol_count,
+ int stridx)
{
/* The size of the ranlib is the number of exported symbols in the
archive * the number of bytes in an int, + an int for the count. */
bfd *current = arch->archive_head;
unsigned int count;
struct ar_hdr hdr;
- unsigned int i;
int padit = mapsize & 1;
if (padit)
+ sizeof (struct ar_hdr)
+ SARMAG);
- memset ((char *) (&hdr), 0, sizeof (struct ar_hdr));
+ memset (&hdr, ' ', sizeof (struct ar_hdr));
hdr.ar_name[0] = '/';
- sprintf (hdr.ar_size, "%-10d", (int) mapsize);
- sprintf (hdr.ar_date, "%ld", (long) time (NULL));
+ _bfd_ar_spacepad (hdr.ar_size, sizeof (hdr.ar_size), "%-10ld",
+ mapsize);
+ _bfd_ar_spacepad (hdr.ar_date, sizeof (hdr.ar_date), "%ld",
+ ((arch->flags & BFD_DETERMINISTIC_OUTPUT) == 0
+ ? time (NULL) : 0));
/* This, at least, is what Intel coff sets the values to. */
- sprintf ((hdr.ar_uid), "%d", 0);
- sprintf ((hdr.ar_gid), "%d", 0);
- sprintf ((hdr.ar_mode), "%-7o", (unsigned) 0);
- strncpy (hdr.ar_fmag, ARFMAG, 2);
-
- for (i = 0; i < sizeof (struct ar_hdr); i++)
- if (((char *) (&hdr))[i] == '\0')
- (((char *) (&hdr))[i]) = ' ';
+ _bfd_ar_spacepad (hdr.ar_uid, sizeof (hdr.ar_uid), "%ld", 0);
+ _bfd_ar_spacepad (hdr.ar_gid, sizeof (hdr.ar_gid), "%ld", 0);
+ _bfd_ar_spacepad (hdr.ar_mode, sizeof (hdr.ar_mode), "%-7lo", 0);
+ memcpy (hdr.ar_fmag, ARFMAG, 2);
/* Write the ar header for this item and the number of symbols. */
-
- if (bfd_bwrite ((PTR) &hdr, (bfd_size_type) sizeof (struct ar_hdr), arch)
+ if (bfd_bwrite (&hdr, sizeof (struct ar_hdr), arch)
!= sizeof (struct ar_hdr))
- return false;
+ return FALSE;
- bfd_write_bigendian_4byte_int (arch, symbol_count);
+ if (!bfd_write_bigendian_4byte_int (arch, symbol_count))
+ return FALSE;
/* Two passes, first write the file offsets for each symbol -
remembering that each offset is on a two byte boundary. */
current = arch->archive_head;
count = 0;
- while (current != (bfd *) NULL && count < symbol_count)
+ while (current != NULL && count < symbol_count)
{
/* For each symbol which is used defined in this object, write
out the object file's address in the archive. */
while (count < symbol_count && map[count].u.abfd == current)
{
- bfd_write_bigendian_4byte_int (arch, archive_member_file_ptr);
+ if (!bfd_write_bigendian_4byte_int (arch, archive_member_file_ptr))
+ return FALSE;
count++;
}
- /* Add size of this archive entry. */
- archive_member_file_ptr += (arelt_size (current)
- + sizeof (struct ar_hdr));
- /* Remember aboout the even alignment. */
- archive_member_file_ptr += archive_member_file_ptr % 2;
- current = current->next;
+ archive_member_file_ptr += sizeof (struct ar_hdr);
+ if (! bfd_is_thin_archive (arch))
+ {
+ /* Add size of this archive entry. */
+ archive_member_file_ptr += arelt_size (current);
+ /* Remember about the even alignment. */
+ archive_member_file_ptr += archive_member_file_ptr % 2;
+ }
+ current = current->archive_next;
}
/* Now write the strings themselves. */
{
size_t len = strlen (*map[count].name) + 1;
- if (bfd_bwrite (*map[count].name, (bfd_size_type) len, arch) != len)
- return false;
+ if (bfd_bwrite (*map[count].name, len, arch) != len)
+ return FALSE;
}
/* The spec sez this should be a newline. But in order to be
bug-compatible for arc960 we use a null. */
if (padit)
{
- if (bfd_bwrite ("", (bfd_size_type) 1, arch) != 1)
- return false;
+ if (bfd_bwrite ("", 1, arch) != 1)
+ return FALSE;
}
- return true;
+ return TRUE;
}
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