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Annotation of GNUtools/libg++/libiberty/strrchr.c, revision 1.1.1.1

1.1       root        1: /* Portable version of strrchr().
                      2:    Copyright (C) 1991 Free Software Foundation, Inc.
                      3: 
                      4: This file is part of the libiberty library.
                      5: Libiberty is free software; you can redistribute it and/or
                      6: modify it under the terms of the GNU Library General Public
                      7: License as published by the Free Software Foundation; either
                      8: version 2 of the License, or (at your option) any later version.
                      9: 
                     10: Libiberty is distributed in the hope that it will be useful,
                     11: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     12: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
                     13: Library General Public License for more details.
                     14: 
                     15: You should have received a copy of the GNU Library General Public
                     16: License along with libiberty; see the file COPYING.LIB.  If
                     17: not, write to the Free Software Foundation, Inc., 675 Mass Ave,
                     18: Cambridge, MA 02139, USA.  */
                     19: 
                     20: /*
                     21: 
                     22: NAME
                     23: 
                     24:        strrchr -- return pointer to last occurance of a character
                     25: 
                     26: SYNOPSIS
                     27: 
                     28:        char *strrchr (const char *s, int c)
                     29: 
                     30: DESCRIPTION
                     31: 
                     32:        Returns a pointer to the last occurance of character C in
                     33:        string S, or a NULL pointer if no occurance is found.
                     34:        
                     35: BUGS
                     36: 
                     37:        Behavior when character is the null character is implementation
                     38:        dependent.
                     39: 
                     40: */
                     41: 
                     42: #include <ansidecl.h>
                     43: 
                     44: char *
                     45: strrchr (s, c)
                     46:   register CONST char *s;
                     47:   int c;
                     48: {
                     49:   char *rtnval = 0;
                     50: 
                     51:   do {
                     52:     if (*s == c)
                     53:       rtnval = s;
                     54:   } while (*s++);
                     55:   return (rtnval);
                     56: }

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