From 167d5e33fcb821e51e2f9dcf460591737c3c7972 Mon Sep 17 00:00:00 2001 From: "Peter S. Mazinger" Date: Tue, 3 Jan 2006 14:50:18 +0000 Subject: Complete split of all the string functions. Hope haven't broken too much. wcscoll/strcoll needs some love ... --- libc/string/memrchr.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 libc/string/memrchr.c (limited to 'libc/string/memrchr.c') diff --git a/libc/string/memrchr.c b/libc/string/memrchr.c new file mode 100644 index 000000000..fb696bc6d --- /dev/null +++ b/libc/string/memrchr.c @@ -0,0 +1,33 @@ +/* + * Copyright (C) 2002 Manuel Novoa III + * Copyright (C) 2000-2005 Erik Andersen + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ + +#include "_string.h" + +void attribute_hidden *__memrchr(const void *s, int c, size_t n) +{ + register const unsigned char *r; +#ifdef __BCC__ + /* bcc can optimize the counter if it thinks it is a pointer... */ + register const char *np = (const char *) n; +#else +#define np n +#endif + + r = ((unsigned char *)s) + ((size_t) np); + + while (np) { + if (*--r == ((unsigned char)c)) { + return (void *) r; /* silence the warning */ + } + --np; + } + + return NULL; +} +#undef np + +strong_alias(__memrchr,memrchr) -- cgit v1.2.3