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Merge branch 'check-duplicate' into next

This commit is contained in:
Michael Stapelberg 2011-08-04 21:45:58 +02:00
parent e9395149b9 ecc2cae3f7
commit 31724a9a92
1 changed files with 49 additions and 0 deletions
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49
src/cfgparse.y
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@ -310,6 +310,53 @@ void kill_configerror_nagbar(bool wait_for_it) {
waitpid(configerror_pid, NULL, 0);
}
/*
* Checks for duplicate key bindings (the same keycode or keysym is configured
* more than once). If a duplicate binding is found, a message is printed to
* stderr and the has_errors variable is set to true, which will start
* i3-nagbar.
*
*/
static void check_for_duplicate_bindings(struct context *context) {
Binding *bind, *current;
TAILQ_FOREACH(current, bindings, bindings) {
TAILQ_FOREACH(bind, bindings, bindings) {
/* Abort when we reach the current keybinding, only check the
* bindings before */
if (bind == current)
break;
/* Check if one is using keysym while the other is using bindsym.
* If so, skip. */
/* XXX: It should be checked at a later place (when translating the
* keysym to keycodes) if there are any duplicates */
if ((bind->symbol == NULL && current->symbol != NULL) ||
(bind->symbol != NULL && current->symbol == NULL))
continue;
/* If bind is NULL, current has to be NULL, too (see above).
* If the keycodes differ, it can't be a duplicate. */
if (bind->symbol != NULL &&
strcasecmp(bind->symbol, current->symbol) != 0)
continue;
/* Check if the keycodes or modifiers are different. If so, they
* can't be duplicate */
if (bind->keycode != current->keycode ||
bind->mods != current->mods)
continue;
context->has_errors = true;
if (current->keycode != 0) {
ELOG("Duplicate keybinding in config file:\n modmask %d with keycode %d, command \"%s\"\n",
current->mods, current->keycode, current->command);
} else {
ELOG("Duplicate keybinding in config file:\n modmask %d with keysym %s, command \"%s\"\n",
current->mods, current->symbol, current->command);
}
}
}
}
void parse_file(const char *f) {
SLIST_HEAD(variables_head, Variable) variables = SLIST_HEAD_INITIALIZER(&variables);
int fd, ret, read_bytes = 0;
@ -463,6 +510,8 @@ void parse_file(const char *f) {
exit(1);
}
check_for_duplicate_bindings(context);
if (context->has_errors) {
start_configerror_nagbar(f);
}