usr/src/cmd/sendmail/db/os/os_rpath.c

   1 /*-
   2  * See the file LICENSE for redistribution information.
   3  *
   4  * Copyright (c) 1997
   5  *      Sleepycat Software.  All rights reserved.
   6  */
   7 /*
   8  * Copyright (c) 1998 by Sun Microsystems, Inc.
   9  * All rights reserved.
  10  */
  11
  12 #include "config.h"
  13
  14 #pragma ident   "%Z%%M% %I%     %E% SMI"
  15
  16 #ifndef lint
  17 static const char sccsid[] = "@(#)os_rpath.c    10.2 (Sleepycat) 10/24/97";
  18 static const char sccsi2[] = "%W% (Sun) %G%";
  19 #endif /* not lint */
  20
  21 #ifndef NO_SYSTEM_INCLUDES
  22 #include <string.h>
  23 #endif
  24
  25 #include "db_int.h"
  26
  27 /*
  28  * __db_rpath --
  29  *      Return the last path separator in the path or NULL if none found.
  30  *
  31  * PUBLIC: char *__db_rpath __P((const char *));
  32  */
  33 char *
  34 __db_rpath(path)
  35         const char *path;
  36 {
  37         const char *s, *last;
  38
  39         last = NULL;
  40         if (PATH_SEPARATOR[1] != '\0') {
  41                 for (s = path; s[0] != '\0'; ++s)
  42                         if (strchr(PATH_SEPARATOR, s[0]) != NULL)
  43                                 last = s;
  44         } else
  45                 for (s = path; s[0] != '\0'; ++s)
  46                         if (s[0] == PATH_SEPARATOR[0])
  47                                 last = s;
  48         return ((char *)last);
  49 }