/* Copyright (C) 1991-2015 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ #include <string.h> #undef strrchr #ifndef STRRCHR # define STRRCHR strrchr #endif /* Find the last occurrence of C in S. */ char * STRRCHR (const char *s, int c) { const char *found, *p; c = (unsigned char) c; /* Since strchr is fast, we use it rather than the obvious loop. */ if (c == '\0') return strchr (s, '\0'); found = NULL; while ((p = strchr (s, c)) != NULL) { found = p; s = p + 1; } return (char *) found; } #ifdef weak_alias #undef rindex weak_alias (strrchr, rindex) #endif libc_hidden_builtin_def (strrchr)