xstrndup.c 1.2 KB

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  1. /* Duplicate a bounded initial segment of a string, with out-of-memory
  2. checking.
  3. Copyright (C) 2003, 2006 Free Software Foundation, Inc.
  4. This program is free software; you can redistribute it and/or modify
  5. it under the terms of the GNU General Public License as published by
  6. the Free Software Foundation; either version 2, or (at your option)
  7. any later version.
  8. This program is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11. GNU General Public License for more details.
  12. You should have received a copy of the GNU General Public License
  13. along with this program; if not, write to the Free Software Foundation,
  14. Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
  15. #include <config.h>
  16. /* Specification. */
  17. #include "xstrndup.h"
  18. #include "strndup.h"
  19. #include "xalloc.h"
  20. /* Return a newly allocated copy of at most N bytes of STRING.
  21. In other words, return a copy of the initial segment of length N of
  22. STRING. */
  23. char *
  24. xstrndup (const char *string, size_t n)
  25. {
  26. char *s = strndup (string, n);
  27. if (! s)
  28. xalloc_die ();
  29. return s;
  30. }