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-rw-r--r--types/wlr_output_layout.c67
1 files changed, 42 insertions, 25 deletions
diff --git a/types/wlr_output_layout.c b/types/wlr_output_layout.c
index 8a50e331..d3f41766 100644
--- a/types/wlr_output_layout.c
+++ b/types/wlr_output_layout.c
@@ -8,14 +8,14 @@
#include <assert.h>
struct wlr_output_layout_state {
- struct wlr_box *_box;
+ struct wlr_box box;
};
struct wlr_output_layout_output_state {
struct wlr_output_layout *layout;
struct wlr_output_layout_output *l_output;
- struct wlr_box *_box;
+ struct wlr_box box;
bool auto_configured;
struct wl_listener resolution;
@@ -25,8 +25,14 @@ struct wlr_output_layout_output_state {
struct wlr_output_layout *wlr_output_layout_create() {
struct wlr_output_layout *layout =
calloc(1, sizeof(struct wlr_output_layout));
+ if (layout == NULL) {
+ return NULL;
+ }
layout->state = calloc(1, sizeof(struct wlr_output_layout_state));
- layout->state->_box = calloc(1, sizeof(struct wlr_box));
+ if (layout->state == NULL) {
+ free(layout);
+ return NULL;
+ }
wl_list_init(&layout->outputs);
wl_signal_init(&layout->events.change);
@@ -40,7 +46,6 @@ static void wlr_output_layout_output_destroy(
wl_list_remove(&l_output->state->resolution.link);
wl_list_remove(&l_output->state->output_destroy.link);
wl_list_remove(&l_output->link);
- free(l_output->state->_box);
free(l_output->state);
free(l_output);
}
@@ -52,25 +57,24 @@ void wlr_output_layout_destroy(struct wlr_output_layout *layout) {
wl_signal_emit(&layout->events.destroy, layout);
- struct wlr_output_layout_output *_output, *temp = NULL;
- wl_list_for_each_safe(_output, temp, &layout->outputs, link) {
- wlr_output_layout_output_destroy(_output);
+ struct wlr_output_layout_output *output, *temp = NULL;
+ wl_list_for_each_safe(output, temp, &layout->outputs, link) {
+ wlr_output_layout_output_destroy(output);
}
- free(layout->state->_box);
free(layout->state);
free(layout);
}
static struct wlr_box *wlr_output_layout_output_get_box(
struct wlr_output_layout_output *l_output) {
- l_output->state->_box->x = l_output->x;
- l_output->state->_box->y = l_output->y;
+ l_output->state->box.x = l_output->x;
+ l_output->state->box.y = l_output->y;
int width, height;
wlr_output_effective_resolution(l_output->output, &width, &height);
- l_output->state->_box->width = width;
- l_output->state->_box->height = height;
- return l_output->state->_box;
+ l_output->state->box.width = width;
+ l_output->state->box.height = height;
+ return &l_output->state->box;
}
/**
@@ -138,18 +142,24 @@ static void handle_output_destroy(struct wl_listener *listener, void *data) {
static struct wlr_output_layout_output *wlr_output_layout_output_create(
struct wlr_output_layout *layout, struct wlr_output *output) {
- struct wlr_output_layout_output *l_output;
- l_output= calloc(1, sizeof(struct wlr_output_layout_output));
+ struct wlr_output_layout_output *l_output =
+ calloc(1, sizeof(struct wlr_output_layout_output));
+ if (l_output == NULL) {
+ return NULL;
+ }
l_output->state = calloc(1, sizeof(struct wlr_output_layout_output_state));
+ if (l_output->state == NULL) {
+ free(l_output);
+ return NULL;
+ }
l_output->state->l_output = l_output;
- l_output->state->_box = calloc(1, sizeof(struct wlr_box));
l_output->state->layout = layout;
l_output->output = output;
+
wl_list_insert(&layout->outputs, &l_output->link);
wl_signal_add(&output->events.resolution, &l_output->state->resolution);
l_output->state->resolution.notify = handle_output_resolution;
-
wl_signal_add(&output->events.destroy, &l_output->state->output_destroy);
l_output->state->output_destroy.notify = handle_output_destroy;
@@ -162,6 +172,10 @@ void wlr_output_layout_add(struct wlr_output_layout *layout,
wlr_output_layout_get(layout, output);
if (!l_output) {
l_output = wlr_output_layout_output_create(layout, output);
+ if (!l_output) {
+ wlr_log(L_ERROR, "Failed to create wlr_output_layout_output");
+ return;
+ }
}
l_output->x = x;
l_output->y = y;
@@ -238,8 +252,8 @@ void wlr_output_layout_move(struct wlr_output_layout *layout,
void wlr_output_layout_remove(struct wlr_output_layout *layout,
struct wlr_output *output) {
- struct wlr_output_layout_output *l_output;
- l_output= wlr_output_layout_get(layout, output);
+ struct wlr_output_layout_output *l_output =
+ wlr_output_layout_get(layout, output);
if (l_output) {
wlr_output_layout_output_destroy(l_output);
wlr_output_layout_reconfigure(layout);
@@ -324,12 +338,12 @@ struct wlr_box *wlr_output_layout_get_box(
}
}
- layout->state->_box->x = min_x;
- layout->state->_box->y = min_y;
- layout->state->_box->width = max_x - min_x;
- layout->state->_box->height = max_y - min_y;
+ layout->state->box.x = min_x;
+ layout->state->box.y = min_y;
+ layout->state->box.width = max_x - min_x;
+ layout->state->box.height = max_y - min_y;
- return layout->state->_box;
+ return &layout->state->box;
}
// not reached
@@ -339,9 +353,12 @@ void wlr_output_layout_add_auto(struct wlr_output_layout *layout,
struct wlr_output *output) {
struct wlr_output_layout_output *l_output =
wlr_output_layout_get(layout, output);
-
if (!l_output) {
l_output = wlr_output_layout_output_create(layout, output);
+ if (!l_output) {
+ wlr_log(L_ERROR, "Failed to create wlr_output_layout_output");
+ return;
+ }
}
l_output->state->auto_configured = true;