libc/string/strchr.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 Wstrchr wcschr
  12 #else
  13 # define Wstrchr strchr
  14 #endif
  15
  16 Wchar *Wstrchr(register const Wchar *s, Wint c)
  17 {
  18         do {
  19                 if (*s == ((Wchar)c)) {
  20                         return (Wchar *) s;     /* silence the warning */
  21                 }
  22         } while (*s++);
  23
  24         return NULL;
  25 }
  26 #ifndef WANT_WIDE
  27 libc_hidden_def(strchr)
  28 # ifdef __UCLIBC_SUSV3_LEGACY__
  29 weak_alias(strchr,index)
  30 # endif
  31 #endif