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-rw-r--r--examples/multi-pointer.c12
-rw-r--r--examples/output-layout.c12
-rw-r--r--examples/pointer.c4
-rw-r--r--examples/rotation.c4
-rw-r--r--examples/simple.c4
-rw-r--r--examples/tablet.c4
-rw-r--r--examples/touch.c4
7 files changed, 14 insertions, 30 deletions
diff --git a/examples/multi-pointer.c b/examples/multi-pointer.c
index 6b67e8eb..83ee253d 100644
--- a/examples/multi-pointer.c
+++ b/examples/multi-pointer.c
@@ -166,8 +166,8 @@ void new_output_notify(struct wl_listener *listener, void *data) {
struct wlr_output *output = data;
struct sample_state *sample = wl_container_of(listener, sample, new_output);
struct sample_output *sample_output = calloc(1, sizeof(struct sample_output));
- if (wl_list_length(&output->modes) > 0) {
- struct wlr_output_mode *mode = wl_container_of((&output->modes)->prev, mode, link);
+ if (!wl_list_empty(&output->modes)) {
+ struct wlr_output_mode *mode = wl_container_of(output->modes.prev, mode, link);
wlr_output_set_mode(output, mode);
}
sample_output->output = output;
@@ -301,14 +301,6 @@ int main(int argc, char *argv[]) {
clock_gettime(CLOCK_MONOTONIC, &state.last_frame);
- const char *socket = wl_display_add_socket_auto(display);
- if (!socket) {
- wlr_log_errno(L_ERROR, "Unable to open wayland socket");
- wlr_backend_destroy(wlr);
- exit(1);
- }
- setenv("_WAYLAND_DISPLAY", socket, true);
-
struct wlr_xcursor_theme *theme = wlr_xcursor_theme_load("default", 16);
if (!theme) {
wlr_log(L_ERROR, "Failed to load cursor theme");
diff --git a/examples/output-layout.c b/examples/output-layout.c
index 382e170e..d45100b6 100644
--- a/examples/output-layout.c
+++ b/examples/output-layout.c
@@ -160,8 +160,8 @@ void new_output_notify(struct wl_listener *listener, void *data) {
struct wlr_output *output = data;
struct sample_state *sample = wl_container_of(listener, sample, new_output);
struct sample_output *sample_output = calloc(1, sizeof(struct sample_output));
- if (wl_list_length(&output->modes) > 0) {
- struct wlr_output_mode *mode = wl_container_of((&output->modes)->prev, mode, link);
+ if (!wl_list_empty(&output->modes)) {
+ struct wlr_output_mode *mode = wl_container_of(output->modes.prev, mode, link);
wlr_output_set_mode(output, mode);
}
wlr_output_layout_add_auto(sample->layout, output);
@@ -271,14 +271,6 @@ int main(int argc, char *argv[]) {
wl_signal_add(&wlr->events.new_input, &state.new_input);
state.new_input.notify = new_input_notify;
- const char *socket = wl_display_add_socket_auto(display);
- if (!socket) {
- wlr_log_errno(L_ERROR, "Unable to open wayland socket");
- wlr_backend_destroy(wlr);
- exit(1);
- }
- setenv("_WAYLAND_DISPLAY", socket, true);
-
state.renderer = wlr_backend_get_renderer(wlr);
state.cat_texture = wlr_texture_from_pixels(state.renderer,
WL_SHM_FORMAT_ABGR8888, cat_tex.width * 4, cat_tex.width, cat_tex.height,
diff --git a/examples/pointer.c b/examples/pointer.c
index 96c07667..399b1de6 100644
--- a/examples/pointer.c
+++ b/examples/pointer.c
@@ -252,8 +252,8 @@ void new_output_notify(struct wl_listener *listener, void *data) {
struct wlr_output *output = data;
struct sample_state *sample = wl_container_of(listener, sample, new_output);
struct sample_output *sample_output = calloc(1, sizeof(struct sample_output));
- if (wl_list_length(&output->modes) > 0) {
- struct wlr_output_mode *mode = wl_container_of((&output->modes)->prev, mode, link);
+ if (!wl_list_empty(&output->modes)) {
+ struct wlr_output_mode *mode = wl_container_of(output->modes.prev, mode, link);
wlr_output_set_mode(output, mode);
}
sample_output->output = output;
diff --git a/examples/rotation.c b/examples/rotation.c
index 4a30cd96..0ee9964c 100644
--- a/examples/rotation.c
+++ b/examples/rotation.c
@@ -110,8 +110,8 @@ void new_output_notify(struct wl_listener *listener, void *data) {
struct wlr_output *output = data;
struct sample_state *sample = wl_container_of(listener, sample, new_output);
struct sample_output *sample_output = calloc(1, sizeof(struct sample_output));
- if (wl_list_length(&output->modes) > 0) {
- struct wlr_output_mode *mode = wl_container_of((&output->modes)->prev, mode, link);
+ if (!wl_list_empty(&output->modes)) {
+ struct wlr_output_mode *mode = wl_container_of(output->modes.prev, mode, link);
wlr_output_set_mode(output, mode);
}
sample_output->x_offs = sample_output->y_offs = 0;
diff --git a/examples/simple.c b/examples/simple.c
index d3424036..e64289fb 100644
--- a/examples/simple.c
+++ b/examples/simple.c
@@ -76,8 +76,8 @@ void new_output_notify(struct wl_listener *listener, void *data) {
struct wlr_output *output = data;
struct sample_state *sample = wl_container_of(listener, sample, new_output);
struct sample_output *sample_output = calloc(1, sizeof(struct sample_output));
- if (wl_list_length(&output->modes) > 0) {
- struct wlr_output_mode *mode = wl_container_of((&output->modes)->prev, mode, link);
+ if (!wl_list_empty(&output->modes)) {
+ struct wlr_output_mode *mode = wl_container_of(output->modes.prev, mode, link);
wlr_output_set_mode(output, mode);
}
sample_output->output = output;
diff --git a/examples/tablet.c b/examples/tablet.c
index bf67ab93..d178f2ef 100644
--- a/examples/tablet.c
+++ b/examples/tablet.c
@@ -240,8 +240,8 @@ void new_output_notify(struct wl_listener *listener, void *data) {
struct wlr_output *output = data;
struct sample_state *sample = wl_container_of(listener, sample, new_output);
struct sample_output *sample_output = calloc(1, sizeof(struct sample_output));
- if (wl_list_length(&output->modes) > 0) {
- struct wlr_output_mode *mode = wl_container_of((&output->modes)->prev, mode, link);
+ if (!wl_list_empty(&output->modes)) {
+ struct wlr_output_mode *mode = wl_container_of(output->modes.prev, mode, link);
wlr_output_set_mode(output, mode);
}
sample_output->output = output;
diff --git a/examples/touch.c b/examples/touch.c
index 47f5793c..069fda74 100644
--- a/examples/touch.c
+++ b/examples/touch.c
@@ -153,8 +153,8 @@ void new_output_notify(struct wl_listener *listener, void *data) {
struct wlr_output *output = data;
struct sample_state *sample = wl_container_of(listener, sample, new_output);
struct sample_output *sample_output = calloc(1, sizeof(struct sample_output));
- if (wl_list_length(&output->modes) > 0) {
- struct wlr_output_mode *mode = wl_container_of((&output->modes)->prev, mode, link);
+ if (!wl_list_empty(&output->modes)) {
+ struct wlr_output_mode *mode = wl_container_of(output->modes.prev, mode, link);
wlr_output_set_mode(output, mode);
}
sample_output->output = output;