db2/os/os_rpath.c

   1 /*-
   2  * See the file LICENSE for redistribution information.
   3  *
   4  * Copyright (c) 1997, 1998
   5  *      Sleepycat Software.  All rights reserved.
   6  */
   7
   8 #include "config.h"
   9
  10 #ifndef lint
  11 static const char sccsid[] = "@(#)os_rpath.c    10.3 (Sleepycat) 4/10/98";
  12 #endif /* not lint */
  13
  14 #ifndef NO_SYSTEM_INCLUDES
  15 #include <string.h>
  16 #endif
  17
  18 #include "db_int.h"
  19
  20 /*
  21  * __db_rpath --
  22  *      Return the last path separator in the path or NULL if none found.
  23  *
  24  * PUBLIC: char *__db_rpath __P((const char *));
  25  */
  26 char *
  27 __db_rpath(path)
  28         const char *path;
  29 {
  30         const char *s, *last;
  31
  32         last = NULL;
  33         if (PATH_SEPARATOR[1] != '\0') {
  34                 for (s = path; s[0] != '\0'; ++s)
  35                         if (strchr(PATH_SEPARATOR, s[0]) != NULL)
  36                                 last = s;
  37         } else
  38                 for (s = path; s[0] != '\0'; ++s)
  39                         if (s[0] == PATH_SEPARATOR[0])
  40                                 last = s;
  41         return ((char *)last);
  42 }