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Handle allocation failure in commands

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This commit is contained in:
Drew DeVault 2016-12-15 17:39:09 -05:00
parent 8691ff1b63
commit 248df18c24
11 changed files with 78 additions and 16 deletions
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23
sway/commands/bind.c
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@ -16,6 +16,10 @@ struct cmd_results *cmd_bindsym(int argc, char **argv) {
}
struct sway_binding *binding = malloc(sizeof(struct sway_binding));
if (!binding) {
return cmd_results_new(CMD_FAILURE, "bindsym",
"Unable to allocate binding");
}
binding->keys = create_list();
binding->modifiers = 0;
binding->release = false;
@ -46,14 +50,21 @@ struct cmd_results *cmd_bindsym(int argc, char **argv) {
continue;
}
// Check for xkb key
xkb_keysym_t sym = xkb_keysym_from_name(split->items[i], XKB_KEYSYM_CASE_INSENSITIVE);
xkb_keysym_t sym = xkb_keysym_from_name(split->items[i],
XKB_KEYSYM_CASE_INSENSITIVE);
if (!sym) {
error = cmd_results_new(CMD_INVALID, "bindsym", "Unknown key '%s'", (char *)split->items[i]);
free_sway_binding(binding);
list_free(split);
return error;
free_flat_list(split);
return cmd_results_new(CMD_INVALID, "bindsym", "Unknown key '%s'",
(char *)split->items[i]);
}
xkb_keysym_t *key = malloc(sizeof(xkb_keysym_t));
if (!key) {
free_sway_binding(binding);
free_flat_list(split);
return cmd_results_new(CMD_FAILURE, "bindsym",
"Unable to allocate binding");
}
*key = sym;
list_add(binding->keys, key);
}
@ -82,6 +93,10 @@ struct cmd_results *cmd_bindcode(int argc, char **argv) {
}
struct sway_binding *binding = malloc(sizeof(struct sway_binding));
if (!binding) {
return cmd_results_new(CMD_FAILURE, "bindsym",
"Unable to allocate binding");
}
binding->keys = create_list();
binding->modifiers = 0;
binding->release = false;