assert/assert-perr.c

   1 /* Copyright (C) 1994-1998,2001,2002,2005,2009,2011
   2    Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <assert.h>
  20 #include <libintl.h>
  21 #include <string.h>
  22
  23
  24 /* This function, when passed an error number, a filename, and a line
  25    number, prints a message on the standard error stream of the form:
  26         a.c:10: foobar: Unexpected error: Computer bought the farm
  27    It then aborts program execution via a call to `abort'.  */
  28 void
  29 __assert_perror_fail (int errnum,
  30                       const char *file, unsigned int line,
  31                       const char *function)
  32 {
  33   char errbuf[1024];
  34
  35   char *e = __strerror_r (errnum, errbuf, sizeof errbuf);
  36   __assert_fail_base (_("%s%s%s:%u: %s%sUnexpected error: %s.\n"),
  37                       e, file, line, function);
  38 }
  39 libc_hidden_def (__assert_perror_fail)