fix some segfaults

This commit is contained in:
Tony Crisci 2018-03-31 18:52:02 -04:00
parent 2aec85bf24
commit eda425fdab
3 changed files with 19 additions and 11 deletions

View file

@ -69,11 +69,11 @@ static struct sway_container *_container_destroy(struct sway_container *cont) {
if (cont->children != NULL) {
// remove children until there are no more, container_destroy calls
// container_remove_child, which removes child from this container
while (cont->children->length != 0) {
container_destroy(cont->children->items[0]);
while (cont->children != NULL && cont->children->length != 0) {
struct sway_container *child = cont->children->items[0];
container_remove_child(child);
container_destroy(child);
}
list_free(cont->children);
cont->children = NULL;
}
if (cont->marks) {
list_foreach(cont->marks, free);
@ -85,13 +85,17 @@ static struct sway_container *_container_destroy(struct sway_container *cont) {
if (cont->name) {
free(cont->name);
}
list_free(cont->children);
cont->children = NULL;
free(cont);
return parent;
}
struct sway_container *container_destroy(struct sway_container *cont) {
cont = _container_destroy(cont);
return container_reap_empty(cont->parent);
struct sway_container *parent = _container_destroy(cont);
parent = container_reap_empty(parent);
arrange_windows(&root_container, -1, -1);
return parent;
}
struct sway_container *container_output_create(
@ -409,7 +413,8 @@ bool find_child_func(struct sway_container *con, void *data) {
bool container_has_child(struct sway_container *con,
struct sway_container *child) {
if (child->type == C_VIEW || child->children->length == 0) {
if (child == NULL || child->type == C_VIEW ||
child->children->length == 0) {
return false;
}
return container_find(con, find_child_func, child);

View file

@ -106,11 +106,11 @@ void container_add_child(struct sway_container *parent,
}
struct sway_container *container_reap_empty(struct sway_container *container) {
if (!sway_assert(container, "reaping null container")) {
if (container == NULL) {
return NULL;
}
wlr_log(L_DEBUG, "reaping %p %s", container, container->name);
while (container != &root_container && container->children->length == 0) {
while (container->type != C_VIEW && container != &root_container && container->children->length == 0) {
if (container->type == C_WORKSPACE) {
if (!workspace_is_visible(container)) {
struct sway_container *parent = container->parent;