binutils/bucomm.c

   1 /* bucomm.c -- Bin Utils COMmon code.
   2    Copyright (C) 1991 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Binutils.
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with this program; if not, write to the Free Software
  18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
  19
  20 /*   We might put this in a library someday so it could be dynamically
  21      loaded, but for now it's not necessary */
  22
  23 #include "bfd.h"
  24 #include "sysdep.h"
  25 #include <varargs.h>
  26
  27 char *target = NULL;            /* default as late as possible */
  28
  29 /* Yes, this is what atexit is for, but that isn't guaranteed yet.
  30    And yes, I know this isn't as good, but it does what is needed just fine */
  31 void (*exit_handler) ();
  32
  33
  34
  35
  36 /* Error reporting */
  37
  38 char *program_name;
  39
  40 void
  41 DEFUN(bfd_fatal,(string),
  42      char *string)
  43 {
  44   const char *errmsg =  bfd_errmsg (bfd_error);
  45
  46   if (string)
  47     fprintf (stderr, "%s: %s: %s\n", program_name, string, errmsg);
  48   else
  49     fprintf (stderr, "%s: %s\n", program_name, errmsg);
  50
  51   if (NULL != exit_handler) (*exit_handler) ();
  52   exit (1);
  53 }
  54
  55 #if 0 /* !defined(NO_STDARG) */
  56 void
  57 fatal (Format)
  58      const char *Format;
  59 {
  60   va_list args;
  61
  62   va_start (args, Format);
  63   vfprintf (stderr, Format, args);
  64   va_end (args);
  65   (void) putc ('\n', stderr);
  66   if (NULL != exit_handler) (*exit_handler) ();
  67   exit (1);
  68 }
  69 #else
  70 void fatal (va_alist)
  71      va_dcl
  72 {
  73         char *Format;
  74         va_list args;
  75
  76         va_start (args);
  77         Format = va_arg(args, char *);
  78         vfprintf (stderr, Format, args);
  79         va_end (args);
  80         (void) putc ('\n', stderr);
  81         if (NULL != exit_handler) (*exit_handler) ();
  82         exit (1);
  83 } /* fatal() */
  84 #endif
  85
  86 \f
  87 /** Display the archive header for an element as if it were an ls -l listing */
  88
  89 /* Mode       User\tGroup\tSize\tDate               Name */
  90
  91 void
  92 DEFUN(print_arelt_descr,(file, abfd, verbose),
  93       FILE *file AND
  94       bfd *abfd AND
  95       boolean verbose)
  96 {
  97   void mode_string ();
  98   struct stat buf;
  99
 100   if (verbose) {
 101
 102     if (bfd_stat_arch_elt (abfd, &buf) == 0) { /* if not, huh? */
 103       char modebuf[11];
 104       char timebuf[40];
 105       long when = buf.st_mtime;
 106       CONST char *ctime_result = (CONST char *)ctime (&when);
 107
 108       /* Posix format:  skip weekday and seconds from ctime output. */
 109       sprintf(timebuf, "%.12s %.4s", ctime_result+4, ctime_result+20);
 110
 111       mode_string (buf.st_mode, modebuf);
 112       modebuf[10] = '\0';
 113       /* Posix 1003.2/D11 says to skip first character (entry type). */
 114       fprintf (file, "%s %d/%d %6ld %s ", modebuf+1, buf.st_uid, buf.st_gid, buf.st_size, timebuf);
 115     }
 116   }
 117
 118   fprintf (file, "%s\n",abfd->filename);
 119 }
 120
 121 /* Like malloc but get fatal error if memory is exhausted.  */
 122 char *
 123 xmalloc (size)
 124      unsigned size;
 125 {
 126   register char *result = malloc (size);
 127   if (result == (char *) NULL && size != 0) {
 128     fatal ("virtual memory exhausted");
 129   }
 130
 131   return result;
 132 }
 133
 134 /* Like realloc but get fatal error if memory is exhausted.  */
 135 char *
 136 xrealloc (ptr, size)
 137      char *ptr;
 138      unsigned size;
 139 {
 140   register char *result = realloc (ptr, size);
 141   if (result == 0 && size != 0) {
 142     fatal ("virtual memory exhausted");
 143   }
 144
 145   return result;
 146 }