Function strip_path_suffix

path.c:1324–1329

* If path ends with suffix (complete path components), returns the * part before suffix (sans trailing directory separators). * Otherwise returns NULL. */

 * Otherwise returns NULL.
 */
char *strip_path_suffix(const char *path, const char *suffix)
{
	ssize_t offset = stripped_path_suffix_offset(path, suffix);

	return offset == -1 ? NULL : xstrndup(path, offset);
}

int daemon_avoid_alias(const char *p)
{