assert-perr.c 1.4 KB

1234567891011121314151617181920212223242526272829303132333435363738
  1. /* Copyright (C) 1994-2019 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. The GNU C Library is free software; you can redistribute it and/or
  4. modify it under the terms of the GNU Lesser General Public
  5. License as published by the Free Software Foundation; either
  6. version 2.1 of the License, or (at your option) any later version.
  7. The GNU C Library is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  10. Lesser General Public License for more details.
  11. You should have received a copy of the GNU Lesser General Public
  12. License along with the GNU C Library; if not, see
  13. <http://www.gnu.org/licenses/>. */
  14. #include <assert.h>
  15. #include <libintl.h>
  16. #include <string.h>
  17. /* This function, when passed an error number, a filename, and a line
  18. number, prints a message on the standard error stream of the form:
  19. a.c:10: foobar: Unexpected error: Computer bought the farm
  20. It then aborts program execution via a call to `abort'. */
  21. void
  22. __assert_perror_fail (int errnum,
  23. const char *file, unsigned int line,
  24. const char *function)
  25. {
  26. char errbuf[1024];
  27. char *e = __strerror_r (errnum, errbuf, sizeof errbuf);
  28. __assert_fail_base (_("%s%s%s:%u: %s%sUnexpected error: %s.\n%n"),
  29. e, file, line, function);
  30. }
  31. libc_hidden_def (__assert_perror_fail)