We always return NULL/invalid-object from destructors, fix strv_free() to
do the same.
*l = NULL;
}
-void strv_free(char **l) {
+char **strv_free(char **l) {
strv_clear(l);
free(l);
+ return NULL;
}
char **strv_copy(char * const *l) {
char *strv_find_prefix(char **l, const char *name) _pure_;
char *strv_find_startswith(char **l, const char *name) _pure_;
-void strv_free(char **l);
+char **strv_free(char **l);
DEFINE_TRIVIAL_CLEANUP_FUNC(char**, strv_free);
#define _cleanup_strv_free_ _cleanup_(strv_freep)