Mercurial > trustbridge
diff common/strhelp.c @ 135:3fb6ddd6b70d
str_trim: do nothing if *s is NULL.
| author | Sascha Wilde <wilde@intevation.de> |
|---|---|
| date | Mon, 24 Mar 2014 15:34:28 +0100 |
| parents | 5f830969e4a1 |
| children | 5fa4791d6d0e |
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--- a/common/strhelp.c Mon Mar 24 15:17:16 2014 +0100 +++ b/common/strhelp.c Mon Mar 24 15:34:28 2014 +0100 @@ -129,9 +129,12 @@ str_trim (char **s) { size_t i; - while (isspace(**s)) - (*s)++; - i = strlen(*s); - while (isspace((*s)[--i])) - (*s)[i] = '\0'; + if (*s != NULL) + { + while (isspace(**s)) + (*s)++; + i = strlen(*s); + while (isspace((*s)[--i])) + (*s)[i] = '\0'; + } }