*
* Copyright (C) 2001 Larry Doolittle, <ldoolitt@recycle.lbl.gov>
*
- * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
#include "libbb.h"
-/* Find out if the last character of a string matches the one given Don't
- * underrun the buffer if the string length is 0. Also avoids a possible
- * space-hogging inline of strlen() per usage.
+/* Find out if the last character of a string matches the one given.
+ * Don't underrun the buffer if the string length is 0.
*/
-char* last_char_is(const char *s, int c)
+char* FAST_FUNC last_char_is(const char *s, int c)
{
- char *sret;
- if (s) {
- sret = strrchr(s, c);
- if (sret && !sret[1])
- return sret;
+ if (s && *s) {
+ size_t sz = strlen(s) - 1;
+ s += sz;
+ if ( (unsigned char)*s == c)
+ return (char*)s;
}
return NULL;
}