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util: Rewrite in_charset to use strspn

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This simplifies in_charset down to a one-liner, and allows for possible
optimizations of strspn in libc.
This commit is contained in:
Josh Triplett 2014-03-11 16:45:56 -07:00 committed by Lennart Poettering
parent 7b909d7407
commit e0333c7314
1 changed files with 1 additions and 8 deletions
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9
src/shared/util.c
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@ -921,16 +921,9 @@ char *delete_chars(char *s, const char *bad) {
}
bool in_charset(const char *s, const char* charset) {
const char *i;
assert(s);
assert(charset);
for (i = s; *i; i++)
if (!strchr(charset, *i))
return false;
return true;
return s[strspn(s, charset)] == '\0';
}
char *file_in_same_dir(const char *path, const char *filename) {