diff options
Diffstat (limited to 'libbb/last_char_is.c')
| -rw-r--r-- | libbb/last_char_is.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/libbb/last_char_is.c b/libbb/last_char_is.c index 9194ac0..80a6fe2 100644 --- a/libbb/last_char_is.c +++ b/libbb/last_char_is.c @@ -7,20 +7,19 @@ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. */ -#include <string.h> #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. */ -char * last_char_is(const char *s, int c) +char* last_char_is(const char *s, int c) { - char *sret = (char *)s; - if (sret) { - sret = strrchr(sret, c); - if(sret != NULL && *(sret+1) != 0) - sret = NULL; + char *sret; + if (s) { + sret = strrchr(s, c); + if (sret && !sret[1]) + return sret; } - return sret; + return NULL; } |