Add safety assert in parse_movement_unit

Let's add this just in case a caller passes argc == 0.

References: https://github.com/swaywm/sway/issues/6737#issuecomment-1008082540
(cherry picked from commit 6cb69a40c757cc44906fd928c43e60612c0e7ce8)
This commit is contained in:
Simon Ser 2022-01-09 01:03:49 +01:00
parent 6859861998
commit e0a591fb93

View file

@ -80,6 +80,12 @@ enum movement_unit parse_movement_unit(const char *unit) {
int parse_movement_amount(int argc, char **argv,
struct movement_amount *amount) {
if (!sway_assert(argc > 0, "Expected args in parse_movement_amount")) {
amount->amount = 0;
amount->unit = MOVEMENT_UNIT_INVALID;
return 0;
}
char *err;
amount->amount = (int)strtol(argv[0], &err, 10);
if (*err) {