ifupdown: small optimization (avoid doing useless work if we are

not going to update state file)
This commit is contained in:
Denis Vlasenko 2007-05-02 22:22:23 +00:00
parent 3c82e48923
commit f92df58d3d

View File

@ -1239,8 +1239,10 @@ int ifupdown_main(int argc, char **argv)
if (!okay && !FORCE) {
bb_error_msg("ignoring unknown interface %s", liface);
any_failures = 1;
} else {
} else if (!NO_ACT) {
/* update the state file */
FILE *state_fp;
llist_t *state;
llist_t *state_list = read_iface_state();
llist_t *iface_state = find_iface_state(state_list, iface);
@ -1259,17 +1261,15 @@ int ifupdown_main(int argc, char **argv)
}
/* Actually write the new state */
if (!NO_ACT) {
FILE *state_fp = xfopen("/var/run/ifstate", "w");
llist_t *state = state_list;
while (state) {
if (state->data) {
fprintf(state_fp, "%s\n", state->data);
}
state = state->link;
state_fp = xfopen("/var/run/ifstate", "w");
state = state_list;
while (state) {
if (state->data) {
fprintf(state_fp, "%s\n", state->data);
}
fclose(state_fp);
state = state->link;
}
fclose(state_fp);
llist_free(state_list, free);
}
}