diff options
Diffstat (limited to 'libbb/last_char_is.c')
| -rw-r--r-- | libbb/last_char_is.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/libbb/last_char_is.c b/libbb/last_char_is.c index 3616d59..aaa85dd 100644 --- a/libbb/last_char_is.c +++ b/libbb/last_char_is.c @@ -9,15 +9,15 @@ #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) { - if (s) { - s = strrchr(s, c); - if (s && !s[1]) + if (s && *s) { + size_t sz = strlen(s) - 1; + s += sz; + if ( (unsigned char)*s == c) return (char*)s; } return NULL; |