libc/string/strrchr.c

   1 /*
   2  * Copyright (C) 2002     Manuel Novoa III
   3  * Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org>
   4  *
   5  * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
   6  */
   7
   8 #include "_string.h"
   9
  10 #ifdef WANT_WIDE
  11 # define Wstrrchr wcsrchr
  12 #else
  13 # define Wstrrchr strrchr
  14 #endif
  15
  16 Wchar *Wstrrchr(register const  Wchar *s, Wint c)
  17 {
  18         register const Wchar *p;
  19
  20         p = NULL;
  21         do {
  22                 if (*s == (Wchar) c) {
  23                         p = s;
  24                 }
  25         } while (*s++);
  26
  27         return (Wchar *) p;                     /* silence the warning */
  28 }
  29 #ifndef WANT_WIDE
  30 libc_hidden_weak(strrchr)
  31 # ifdef __UCLIBC_SUSV3_LEGACY__
  32 weak_alias(strrchr,rindex)
  33 # endif
  34 #endif