1 /* bucomm.c -- Bin Utils COMmon code.
2 Copyright 1991, 1992, 1993, 1994, 1995, 1997, 1998, 2000, 2001, 2002, 2003
3 Free Software Foundation, Inc.
5 This file is part of GNU Binutils.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
22 /* We might put this in a library someday so it could be dynamically
23 loaded, but for now it's not necessary. */
27 #include "libiberty.h"
29 #include "filenames.h"
33 #include <time.h> /* ctime, maybe time_t */
35 #ifndef HAVE_TIME_T_IN_TIME_H
36 #ifndef HAVE_TIME_T_IN_TYPES_H
41 static const char * endian_string (enum bfd_endian
);
42 static int display_target_list (void);
43 static int display_info_table (int, int);
44 static int display_target_tables (void);
46 /* Error reporting. */
51 bfd_nonfatal (const char *string
)
53 const char *errmsg
= bfd_errmsg (bfd_get_error ());
56 fprintf (stderr
, "%s: %s: %s\n", program_name
, string
, errmsg
);
58 fprintf (stderr
, "%s: %s\n", program_name
, errmsg
);
62 bfd_fatal (const char *string
)
64 bfd_nonfatal (string
);
69 report (const char * format
, va_list args
)
71 fprintf (stderr
, "%s: ", program_name
);
72 vfprintf (stderr
, format
, args
);
77 fatal
VPARAMS ((const char *format
, ...))
79 VA_OPEN (args
, format
);
80 VA_FIXEDARG (args
, const char *, format
);
82 report (format
, args
);
88 non_fatal
VPARAMS ((const char *format
, ...))
90 VA_OPEN (args
, format
);
91 VA_FIXEDARG (args
, const char *, format
);
93 report (format
, args
);
97 /* Set the default BFD target based on the configured target. Doing
98 this permits the binutils to be configured for a particular target,
99 and linked against a shared BFD library which was configured for a
103 set_default_bfd_target (void)
105 /* The macro TARGET is defined by Makefile. */
106 const char *target
= TARGET
;
108 if (! bfd_set_default_target (target
))
109 fatal (_("can't set BFD default target to `%s': %s"),
110 target
, bfd_errmsg (bfd_get_error ()));
113 /* After a FALSE return from bfd_check_format_matches with
114 bfd_get_error () == bfd_error_file_ambiguously_recognized, print
115 the possible matching targets. */
118 list_matching_formats (char **p
)
120 fprintf (stderr
, _("%s: Matching formats:"), program_name
);
122 fprintf (stderr
, " %s", *p
++);
123 fputc ('\n', stderr
);
126 /* List the supported targets. */
129 list_supported_targets (const char *name
, FILE *f
)
132 const char **targ_names
= bfd_target_list ();
135 fprintf (f
, _("Supported targets:"));
137 fprintf (f
, _("%s: supported targets:"), name
);
139 for (t
= 0; targ_names
[t
] != NULL
; t
++)
140 fprintf (f
, " %s", targ_names
[t
]);
145 /* List the supported architectures. */
148 list_supported_architectures (const char *name
, FILE *f
)
153 fprintf (f
, _("Supported architectures:"));
155 fprintf (f
, _("%s: supported architectures:"), name
);
157 for (arch
= bfd_arch_list (); *arch
; arch
++)
158 fprintf (f
, " %s", *arch
);
162 /* The length of the longest architecture name + 1. */
163 #define LONGEST_ARCH sizeof ("powerpc:common")
166 endian_string (enum bfd_endian endian
)
170 case BFD_ENDIAN_BIG
: return "big endian";
171 case BFD_ENDIAN_LITTLE
: return "little endian";
172 default: return "endianness unknown";
176 /* List the targets that BFD is configured to support, each followed
177 by its endianness and the architectures it supports. */
180 display_target_list (void)
186 dummy_name
= make_temp_file (NULL
);
187 for (t
= 0; bfd_target_vector
[t
]; t
++)
189 const bfd_target
*p
= bfd_target_vector
[t
];
190 bfd
*abfd
= bfd_openw (dummy_name
, p
->name
);
193 printf ("%s\n (header %s, data %s)\n", p
->name
,
194 endian_string (p
->header_byteorder
),
195 endian_string (p
->byteorder
));
199 bfd_nonfatal (dummy_name
);
204 if (! bfd_set_format (abfd
, bfd_object
))
206 if (bfd_get_error () != bfd_error_invalid_operation
)
208 bfd_nonfatal (p
->name
);
211 bfd_close_all_done (abfd
);
215 for (a
= (int) bfd_arch_obscure
+ 1; a
< (int) bfd_arch_last
; a
++)
216 if (bfd_set_arch_mach (abfd
, (enum bfd_architecture
) a
, 0))
218 bfd_printable_arch_mach ((enum bfd_architecture
) a
, 0));
219 bfd_close_all_done (abfd
);
227 /* Print a table showing which architectures are supported for entries
228 FIRST through LAST-1 of bfd_target_vector (targets across,
229 architectures down). */
232 display_info_table (int first
, int last
)
239 /* Print heading of target names. */
240 printf ("\n%*s", (int) LONGEST_ARCH
, " ");
241 for (t
= first
; t
< last
&& bfd_target_vector
[t
]; t
++)
242 printf ("%s ", bfd_target_vector
[t
]->name
);
245 dummy_name
= make_temp_file (NULL
);
246 for (a
= (int) bfd_arch_obscure
+ 1; a
< (int) bfd_arch_last
; a
++)
247 if (strcmp (bfd_printable_arch_mach (a
, 0), "UNKNOWN!") != 0)
249 printf ("%*s ", (int) LONGEST_ARCH
- 1,
250 bfd_printable_arch_mach (a
, 0));
251 for (t
= first
; t
< last
&& bfd_target_vector
[t
]; t
++)
253 const bfd_target
*p
= bfd_target_vector
[t
];
254 bfd_boolean ok
= TRUE
;
255 bfd
*abfd
= bfd_openw (dummy_name
, p
->name
);
259 bfd_nonfatal (p
->name
);
266 if (! bfd_set_format (abfd
, bfd_object
))
268 if (bfd_get_error () != bfd_error_invalid_operation
)
270 bfd_nonfatal (p
->name
);
279 if (! bfd_set_arch_mach (abfd
, a
, 0))
284 printf ("%s ", p
->name
);
287 int l
= strlen (p
->name
);
293 bfd_close_all_done (abfd
);
303 /* Print tables of all the target-architecture combinations that
304 BFD has been configured to support. */
307 display_target_tables (void)
315 colum
= getenv ("COLUMNS");
317 columns
= atoi (colum
);
322 while (bfd_target_vector
[t
] != NULL
)
326 wid
= LONGEST_ARCH
+ strlen (bfd_target_vector
[t
]->name
) + 1;
328 while (wid
< columns
&& bfd_target_vector
[t
] != NULL
)
332 newwid
= wid
+ strlen (bfd_target_vector
[t
]->name
) + 1;
333 if (newwid
>= columns
)
338 if (! display_info_table (oldt
, t
))
348 printf (_("BFD header file version %s\n"), BFD_VERSION_STRING
);
349 if (! display_target_list () || ! display_target_tables ())
355 /* Display the archive header for an element as if it were an ls -l listing:
357 Mode User\tGroup\tSize\tDate Name */
360 print_arelt_descr (FILE *file
, bfd
*abfd
, bfd_boolean verbose
)
366 if (bfd_stat_arch_elt (abfd
, &buf
) == 0)
370 time_t when
= buf
.st_mtime
;
371 const char *ctime_result
= (const char *) ctime (&when
);
373 /* POSIX format: skip weekday and seconds from ctime output. */
374 sprintf (timebuf
, "%.12s %.4s", ctime_result
+ 4, ctime_result
+ 20);
376 mode_string (buf
.st_mode
, modebuf
);
378 /* POSIX 1003.2/D11 says to skip first character (entry type). */
379 fprintf (file
, "%s %ld/%ld %6ld %s ", modebuf
+ 1,
380 (long) buf
.st_uid
, (long) buf
.st_gid
,
381 (long) buf
.st_size
, timebuf
);
385 fprintf (file
, "%s\n", bfd_get_filename (abfd
));
388 /* Return the name of a temporary file in the same directory as FILENAME. */
391 make_tempname (char *filename
)
393 static char template[] = "stXXXXXX";
395 char *slash
= strrchr (filename
, '/');
397 #ifdef HAVE_DOS_BASED_FILE_SYSTEM
399 /* We could have foo/bar\\baz, or foo\\bar, or d:bar. */
400 char *bslash
= strrchr (filename
, '\\');
401 if (slash
== NULL
|| (bslash
!= NULL
&& bslash
> slash
))
403 if (slash
== NULL
&& filename
[0] != '\0' && filename
[1] == ':')
404 slash
= filename
+ 1;
408 if (slash
!= (char *) NULL
)
414 tmpname
= xmalloc (strlen (filename
) + sizeof (template) + 2);
415 strcpy (tmpname
, filename
);
416 #ifdef HAVE_DOS_BASED_FILE_SYSTEM
417 /* If tmpname is "X:", appending a slash will make it a root
418 directory on drive X, which is NOT the same as the current
419 directory on drive X. */
420 if (tmpname
[1] == ':' && tmpname
[2] == '\0')
421 strcat (tmpname
, ".");
423 strcat (tmpname
, "/");
424 strcat (tmpname
, template);
430 tmpname
= xmalloc (sizeof (template));
431 strcpy (tmpname
, template);
437 /* Parse a string into a VMA, with a fatal error if it can't be
441 parse_vma (const char *s
, const char *arg
)
446 ret
= bfd_scan_vma (s
, &end
, 0);
449 fatal (_("%s: bad number: %s"), arg
, s
);
454 /* Returns the size of the named file. If the file does not
455 exist, or if it is not a real file, then a suitable non-fatal
456 error message is printed and zero is returned. */
459 get_file_size (const char * file_name
)
463 if (stat (file_name
, &statbuf
) < 0)
466 non_fatal (_("'%s': No such file"), file_name
);
468 non_fatal (_("Warning: could not locate '%s'. reason: %s"),
469 file_name
, strerror (errno
));
471 else if (! S_ISREG (statbuf
.st_mode
))
472 non_fatal (_("Warning: '%s' is not an ordinary file"), file_name
);
474 return statbuf
.st_size
;