strsep.c 1.0 KB

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  1. /* Copyright (C) 1992, 1993 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 Library General Public License as
  5. published by the Free Software Foundation; either version 2 of the
  6. 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. Library General Public License for more details.
  11. You should have received a copy of the GNU Library General Public
  12. License along with the GNU C Library; see the file COPYING.LIB. If
  13. not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  14. Cambridge, MA 02139, USA. */
  15. #include <string.h>
  16. char *
  17. strsep(pp, delim)
  18. char **pp;
  19. char *delim;
  20. {
  21. char *p, *q;
  22. if (!(p = *pp))
  23. return 0;
  24. if (q = strpbrk (p, delim))
  25. {
  26. *pp = q + 1;
  27. *q = '\0';
  28. }
  29. else
  30. *pp = 0;
  31. return p;
  32. }