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

1.1       root        1: /* Portable version of strchr()
                      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: 
                     23: NAME
                     24: 
                     25:        strchr -- return pointer to first occurance of a character
                     26: 
                     27: SYNOPSIS
                     28: 
                     29:        char *strchr (const char *s, int c)
                     30: 
                     31: DESCRIPTION
                     32: 
                     33:        Returns a pointer to the first occurance of character C in
                     34:        string S, or a NULL pointer if no occurance is found.
                     35:        
                     36: BUGS
                     37: 
                     38:        Behavior when character is the null character is implementation
                     39:        dependent.
                     40: 
                     41: */
                     42: 
                     43: #include <ansidecl.h>
                     44: 
                     45: char *
                     46: strchr (s, c)
                     47:   register CONST char *s;
                     48:   int c;
                     49: {
                     50:   do {
                     51:     if (*s == c)
                     52:       {
                     53:        return (s);
                     54:       }
                     55:   } while (*s++);
                     56:   return (0);
                     57: }

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