276 lines
6.1 KiB
C
276 lines
6.1 KiB
C
/* bucomm.c -- Bin Utils COMmon code.
|
||
Copyright (C) 1991, 92, 93, 94, 95, 97, 98, 2000
|
||
Free Software Foundation, Inc.
|
||
|
||
This file is part of GNU Binutils.
|
||
|
||
This program is free software; you can redistribute it and/or modify
|
||
it under the terms of the GNU General Public License as published by
|
||
the Free Software Foundation; either version 2 of the License, or
|
||
(at your option) any later version.
|
||
|
||
This program is distributed in the hope that it will be useful,
|
||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
GNU General Public License for more details.
|
||
|
||
You should have received a copy of the GNU General Public License
|
||
along with this program; if not, write to the Free Software
|
||
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
|
||
02111-1307, USA. */
|
||
|
||
/* We might put this in a library someday so it could be dynamically
|
||
loaded, but for now it's not necessary. */
|
||
|
||
#include "bfd.h"
|
||
#include "libiberty.h"
|
||
#include "bucomm.h"
|
||
#include "filenames.h"
|
||
|
||
#include <sys/stat.h>
|
||
#include <time.h> /* ctime, maybe time_t */
|
||
|
||
#ifndef HAVE_TIME_T_IN_TIME_H
|
||
#ifndef HAVE_TIME_T_IN_TYPES_H
|
||
typedef long time_t;
|
||
#endif
|
||
#endif
|
||
|
||
/* Error reporting */
|
||
|
||
char *program_name;
|
||
|
||
void
|
||
bfd_nonfatal (string)
|
||
CONST char *string;
|
||
{
|
||
CONST char *errmsg = bfd_errmsg (bfd_get_error ());
|
||
|
||
if (string)
|
||
fprintf (stderr, "%s: %s: %s\n", program_name, string, errmsg);
|
||
else
|
||
fprintf (stderr, "%s: %s\n", program_name, errmsg);
|
||
}
|
||
|
||
void
|
||
bfd_fatal (string)
|
||
CONST char *string;
|
||
{
|
||
bfd_nonfatal (string);
|
||
xexit (1);
|
||
}
|
||
|
||
void
|
||
report (format, args)
|
||
const char * format;
|
||
va_list args;
|
||
{
|
||
fprintf (stderr, "%s: ", program_name);
|
||
vfprintf (stderr, format, args);
|
||
putc ('\n', stderr);
|
||
}
|
||
|
||
#ifdef ANSI_PROTOTYPES
|
||
void
|
||
fatal (const char *format, ...)
|
||
{
|
||
va_list args;
|
||
|
||
va_start (args, format);
|
||
report (format, args);
|
||
va_end (args);
|
||
xexit (1);
|
||
}
|
||
|
||
void
|
||
non_fatal (const char *format, ...)
|
||
{
|
||
va_list args;
|
||
|
||
va_start (args, format);
|
||
report (format, args);
|
||
va_end (args);
|
||
}
|
||
#else
|
||
void
|
||
fatal (va_alist)
|
||
va_dcl
|
||
{
|
||
char *Format;
|
||
va_list args;
|
||
|
||
va_start (args);
|
||
Format = va_arg (args, char *);
|
||
report (Format, args);
|
||
va_end (args);
|
||
xexit (1);
|
||
}
|
||
|
||
void
|
||
non_fatal (va_alist)
|
||
va_dcl
|
||
{
|
||
char *Format;
|
||
va_list args;
|
||
|
||
va_start (args);
|
||
Format = va_arg (args, char *);
|
||
report (Format, args);
|
||
va_end (args);
|
||
}
|
||
#endif
|
||
|
||
/* Set the default BFD target based on the configured target. Doing
|
||
this permits the binutils to be configured for a particular target,
|
||
and linked against a shared BFD library which was configured for a
|
||
different target. */
|
||
|
||
void
|
||
set_default_bfd_target ()
|
||
{
|
||
/* The macro TARGET is defined by Makefile. */
|
||
const char *target = TARGET;
|
||
|
||
if (! bfd_set_default_target (target))
|
||
fatal (_("can't set BFD default target to `%s': %s"),
|
||
target, bfd_errmsg (bfd_get_error ()));
|
||
}
|
||
|
||
/* After a false return from bfd_check_format_matches with
|
||
bfd_get_error () == bfd_error_file_ambiguously_recognized, print
|
||
the possible matching targets. */
|
||
|
||
void
|
||
list_matching_formats (p)
|
||
char **p;
|
||
{
|
||
fprintf (stderr, _("%s: Matching formats:"), program_name);
|
||
while (*p)
|
||
fprintf (stderr, " %s", *p++);
|
||
fputc ('\n', stderr);
|
||
}
|
||
|
||
/* List the supported targets. */
|
||
|
||
void
|
||
list_supported_targets (name, f)
|
||
const char *name;
|
||
FILE *f;
|
||
{
|
||
extern bfd_target *bfd_target_vector[];
|
||
int t;
|
||
|
||
if (name == NULL)
|
||
fprintf (f, _("Supported targets:"));
|
||
else
|
||
fprintf (f, _("%s: supported targets:"), name);
|
||
for (t = 0; bfd_target_vector[t] != NULL; t++)
|
||
fprintf (f, " %s", bfd_target_vector[t]->name);
|
||
fprintf (f, "\n");
|
||
}
|
||
|
||
/* Display the archive header for an element as if it were an ls -l listing:
|
||
|
||
Mode User\tGroup\tSize\tDate Name */
|
||
|
||
void
|
||
print_arelt_descr (file, abfd, verbose)
|
||
FILE *file;
|
||
bfd *abfd;
|
||
boolean verbose;
|
||
{
|
||
struct stat buf;
|
||
|
||
if (verbose)
|
||
{
|
||
if (bfd_stat_arch_elt (abfd, &buf) == 0)
|
||
{
|
||
char modebuf[11];
|
||
char timebuf[40];
|
||
time_t when = buf.st_mtime;
|
||
CONST char *ctime_result = (CONST char *) ctime (&when);
|
||
|
||
/* POSIX format: skip weekday and seconds from ctime output. */
|
||
sprintf (timebuf, "%.12s %.4s", ctime_result + 4, ctime_result + 20);
|
||
|
||
mode_string (buf.st_mode, modebuf);
|
||
modebuf[10] = '\0';
|
||
/* POSIX 1003.2/D11 says to skip first character (entry type). */
|
||
fprintf (file, "%s %ld/%ld %6ld %s ", modebuf + 1,
|
||
(long) buf.st_uid, (long) buf.st_gid,
|
||
(long) buf.st_size, timebuf);
|
||
}
|
||
}
|
||
|
||
fprintf (file, "%s\n", bfd_get_filename (abfd));
|
||
}
|
||
|
||
/* Return the name of a temporary file in the same directory as FILENAME. */
|
||
|
||
char *
|
||
make_tempname (filename)
|
||
char *filename;
|
||
{
|
||
static char template[] = "stXXXXXX";
|
||
char *tmpname;
|
||
char *slash = strrchr (filename, '/');
|
||
|
||
#ifdef HAVE_DOS_BASED_FILE_SYSTEM
|
||
{
|
||
/* We could have foo/bar\\baz, or foo\\bar, or d:bar. */
|
||
char *bslash = strrchr (filename, '\\');
|
||
if (slash == NULL || (bslash != NULL && bslash > slash))
|
||
slash = bslash;
|
||
if (slash == NULL && filename[0] != '\0' && filename[1] == ':')
|
||
slash = filename + 1;
|
||
}
|
||
#endif
|
||
|
||
if (slash != (char *) NULL)
|
||
{
|
||
char c;
|
||
|
||
c = *slash;
|
||
*slash = 0;
|
||
tmpname = xmalloc (strlen (filename) + sizeof (template) + 2);
|
||
strcpy (tmpname, filename);
|
||
#ifdef HAVE_DOS_BASED_FILE_SYSTEM
|
||
/* If tmpname is "X:", appending a slash will make it a root
|
||
directory on drive X, which is NOT the same as the current
|
||
directory on drive X. */
|
||
if (tmpname[1] == ':' && tmpname[2] == '\0')
|
||
strcat (tmpname, ".");
|
||
#endif
|
||
strcat (tmpname, "/");
|
||
strcat (tmpname, template);
|
||
mktemp (tmpname);
|
||
*slash = c;
|
||
}
|
||
else
|
||
{
|
||
tmpname = xmalloc (sizeof (template));
|
||
strcpy (tmpname, template);
|
||
mktemp (tmpname);
|
||
}
|
||
return tmpname;
|
||
}
|
||
|
||
/* Parse a string into a VMA, with a fatal error if it can't be
|
||
parsed. */
|
||
|
||
bfd_vma
|
||
parse_vma (s, arg)
|
||
const char *s;
|
||
const char *arg;
|
||
{
|
||
bfd_vma ret;
|
||
const char *end;
|
||
|
||
ret = bfd_scan_vma (s, &end, 0);
|
||
|
||
if (*end != '\0')
|
||
fatal (_("%s: bad number: %s"), arg, s);
|
||
|
||
return ret;
|
||
}
|