strcasecmp.c 1.5 KB

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  1. /*
  2. * strcasecmp.c -- provides strcasecmp() and strncasecmp if necessary.
  3. *
  4. * $Id: strcasecmp.c,v 1.2 2001/04/12 02:39:44 guppy Exp $
  5. */
  6. /*
  7. * Copyright (C) 1997 Robey Pointer
  8. * Copyright (C) 1999, 2000, 2001 Eggheads Development Team
  9. *
  10. * This program is free software; you can redistribute it and/or
  11. * modify it under the terms of the GNU General Public License
  12. * as published by the Free Software Foundation; either version 2
  13. * of the License, or (at your option) any later version.
  14. *
  15. * This program is distributed in the hope that it will be useful,
  16. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18. * GNU General Public License for more details.
  19. *
  20. * You should have received a copy of the GNU General Public License
  21. * along with this program; if not, write to the Free Software
  22. * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  23. */
  24. #include "main.h"
  25. #include "memcpy.h"
  26. #ifndef HAVE_STRCASECMP
  27. int egg_strcasecmp(const char *s1, const char *s2)
  28. {
  29. while ((*s1) && (*s2) && (toupper(*s1) == toupper(*s2))) {
  30. s1++;
  31. s2++;
  32. }
  33. return toupper(*s1) - toupper(*s2);
  34. }
  35. #endif /* !HAVE_STRCASECMP */
  36. #ifndef HAVE_STRNCASECMP
  37. int egg_strncasecmp(const char *s1, const char *s2, size_t n)
  38. {
  39. if (!n)
  40. return 0;
  41. while (--n && (*s1) && (*s2) && (toupper(*s1) == toupper(*s2))) {
  42. s1++;
  43. s2++;
  44. }
  45. return toupper(*s1) - toupper(*s2);
  46. }
  47. #endif /* !HAVE_STRNCASECMP */