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-rw-r--r--backend/libinput/backend.c15
-rw-r--r--backend/libinput/events.c8
-rw-r--r--examples/pointer.c33
-rw-r--r--examples/touch.c29
-rw-r--r--include/backend/drm/drm.h1
-rw-r--r--include/backend/libinput.h2
-rw-r--r--include/wlr/types/wlr_list.h71
-rw-r--r--include/wlr/xwayland.h2
-rw-r--r--types/wlr_list.c66
-rw-r--r--types/wlr_output.c1
-rw-r--r--xwayland/xwm.c1
11 files changed, 118 insertions, 111 deletions
diff --git a/backend/libinput/backend.c b/backend/libinput/backend.c
index 45b4e368..1028e238 100644
--- a/backend/libinput/backend.c
+++ b/backend/libinput/backend.c
@@ -69,9 +69,9 @@ static bool wlr_libinput_backend_start(struct wlr_backend *_backend) {
no_devs = NULL;
}
}
- if (!no_devs && backend->wlr_device_lists->length == 0) {
+ if (!no_devs && backend->wlr_device_lists.length == 0) {
wlr_libinput_readable(libinput_fd, WL_EVENT_READABLE, backend);
- if (backend->wlr_device_lists->length == 0) {
+ if (backend->wlr_device_lists.length == 0) {
wlr_log(L_ERROR, "libinput initialization failed, no input devices");
wlr_log(L_ERROR, "Set WLR_LIBINPUT_NO_DEVICES=1 to suppress this check");
return false;
@@ -97,9 +97,10 @@ static void wlr_libinput_backend_destroy(struct wlr_backend *_backend) {
if (!_backend) {
return;
}
- struct wlr_libinput_backend *backend = (struct wlr_libinput_backend *)_backend;
- for (size_t i = 0; i < backend->wlr_device_lists->length; i++) {
- struct wl_list *wlr_devices = backend->wlr_device_lists->items[i];
+ struct wlr_libinput_backend *backend =
+ (struct wlr_libinput_backend *)_backend;
+ for (size_t i = 0; i < backend->wlr_device_lists.length; i++) {
+ struct wl_list *wlr_devices = backend->wlr_device_lists.items[i];
struct wlr_input_device *wlr_dev, *next;
wl_list_for_each_safe(wlr_dev, next, wlr_devices, link) {
wl_signal_emit(&backend->backend.events.input_remove, wlr_dev);
@@ -107,7 +108,7 @@ static void wlr_libinput_backend_destroy(struct wlr_backend *_backend) {
}
free(wlr_devices);
}
- wlr_list_free(backend->wlr_device_lists);
+ wlr_list_finish(&backend->wlr_device_lists);
wl_event_source_remove(backend->input_event);
libinput_unref(backend->libinput_context);
free(backend);
@@ -148,7 +149,7 @@ struct wlr_backend *wlr_libinput_backend_create(struct wl_display *display,
}
wlr_backend_init(&backend->backend, &backend_impl);
- if (!(backend->wlr_device_lists = wlr_list_create())) {
+ if (!wlr_list_init(&backend->wlr_device_lists)) {
wlr_log(L_ERROR, "Allocation failed: %s", strerror(errno));
goto error_backend;
}
diff --git a/backend/libinput/events.c b/backend/libinput/events.c
index 3ca41124..c14aef01 100644
--- a/backend/libinput/events.c
+++ b/backend/libinput/events.c
@@ -147,7 +147,7 @@ static void handle_device_added(struct wlr_libinput_backend *backend,
if (wl_list_length(wlr_devices) > 0) {
libinput_device_set_user_data(libinput_dev, wlr_devices);
- wlr_list_add(backend->wlr_device_lists, wlr_devices);
+ wlr_list_push(&backend->wlr_device_lists, wlr_devices);
} else {
free(wlr_devices);
}
@@ -177,9 +177,9 @@ static void handle_device_removed(struct wlr_libinput_backend *backend,
wl_signal_emit(&backend->backend.events.input_remove, dev);
wlr_input_device_destroy(dev);
}
- for (size_t i = 0; i < backend->wlr_device_lists->length; i++) {
- if (backend->wlr_device_lists->items[i] == wlr_devices) {
- wlr_list_del(backend->wlr_device_lists, i);
+ for (size_t i = 0; i < backend->wlr_device_lists.length; i++) {
+ if (backend->wlr_device_lists.items[i] == wlr_devices) {
+ wlr_list_del(&backend->wlr_device_lists, i);
break;
}
}
diff --git a/examples/pointer.c b/examples/pointer.c
index 8fafb3d6..f75e1bce 100644
--- a/examples/pointer.c
+++ b/examples/pointer.c
@@ -46,7 +46,7 @@ struct sample_state {
struct wl_listener touch_up;
struct wl_listener touch_down;
struct wl_listener touch_cancel;
- struct wlr_list *touch_points;
+ struct wl_list touch_points;
struct wl_listener tablet_tool_axis;
struct wl_listener tablet_tool_proxmity;
@@ -57,22 +57,25 @@ struct sample_state {
struct touch_point {
int32_t touch_id;
double x, y;
+ struct wl_list link;
};
static void warp_to_touch(struct sample_state *sample,
struct wlr_input_device *dev) {
- if (sample->touch_points->length == 0) {
+ if (wl_list_empty(&sample->touch_points)) {
return;
}
double x = 0, y = 0;
- for (size_t i = 0; i < sample->touch_points->length; ++i) {
- struct touch_point *point = sample->touch_points->items[i];
+ size_t n = 0;
+ struct touch_point *point;
+ wl_list_for_each(point, &sample->touch_points, link) {
x += point->x;
y += point->y;
+ n++;
}
- x /= sample->touch_points->length;
- y /= sample->touch_points->length;
+ x /= n;
+ y /= n;
wlr_cursor_warp_absolute(sample->cursor, dev, x, y);
}
@@ -197,10 +200,11 @@ static void handle_cursor_axis(struct wl_listener *listener, void *data) {
static void handle_touch_up(struct wl_listener *listener, void *data) {
struct sample_state *sample = wl_container_of(listener, sample, touch_up);
struct wlr_event_touch_up *event = data;
- for (size_t i = 0; i < sample->touch_points->length; ++i) {
- struct touch_point *point = sample->touch_points->items[i];
+
+ struct touch_point *point, *tmp;
+ wl_list_for_each_safe(point, tmp, &sample->touch_points, link) {
if (point->touch_id == event->touch_id) {
- wlr_list_del(sample->touch_points, i);
+ wl_list_remove(&point->link);
break;
}
}
@@ -215,9 +219,7 @@ static void handle_touch_down(struct wl_listener *listener, void *data) {
point->touch_id = event->touch_id;
point->x = event->x_mm / event->width_mm;
point->y = event->y_mm / event->height_mm;
- if (wlr_list_add(sample->touch_points, point) == -1) {
- free(point);
- }
+ wl_list_insert(&sample->touch_points, &point->link);
warp_to_touch(sample, event->device);
}
@@ -226,8 +228,9 @@ static void handle_touch_motion(struct wl_listener *listener, void *data) {
struct sample_state *sample =
wl_container_of(listener, sample, touch_motion);
struct wlr_event_touch_motion *event = data;
- for (size_t i = 0; i < sample->touch_points->length; ++i) {
- struct touch_point *point = sample->touch_points->items[i];
+
+ struct touch_point *point;
+ wl_list_for_each(point, &sample->touch_points, link) {
if (point->touch_id == event->touch_id) {
point->x = event->x_mm / event->width_mm;
point->y = event->y_mm / event->height_mm;
@@ -257,7 +260,6 @@ int main(int argc, char *argv[]) {
struct sample_state state = {
.default_color = { 0.25f, 0.25f, 0.25f, 1 },
.clear_color = { 0.25f, 0.25f, 0.25f, 1 },
- .touch_points = wlr_list_create(),
};
state.config = parse_args(argc, argv);
@@ -266,6 +268,7 @@ int main(int argc, char *argv[]) {
wlr_cursor_attach_output_layout(state.cursor, state.layout);
wlr_cursor_map_to_region(state.cursor, state.config->cursor.mapped_box);
wl_list_init(&state.devices);
+ wl_list_init(&state.touch_points);
// pointer events
wl_signal_add(&state.cursor->events.motion, &state.cursor_motion);
diff --git a/examples/touch.c b/examples/touch.c
index d1891525..f18b5d26 100644
--- a/examples/touch.c
+++ b/examples/touch.c
@@ -24,12 +24,13 @@
struct sample_state {
struct wlr_renderer *renderer;
struct wlr_texture *cat_texture;
- struct wlr_list *touch_points;
+ struct wl_list touch_points;
};
struct touch_point {
int32_t touch_id;
double x, y;
+ struct wl_list link;
};
static void handle_output_frame(struct output_state *output, struct timespec *ts) {
@@ -44,14 +45,14 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts
wlr_renderer_begin(sample->renderer, wlr_output);
float matrix[16];
- for (size_t i = 0; i < sample->touch_points->length; ++i) {
- struct touch_point *p = sample->touch_points->items[i];
+ struct touch_point *p;
+ wl_list_for_each(p, &sample->touch_points, link) {
wlr_texture_get_matrix(sample->cat_texture, &matrix,
&wlr_output->transform_matrix,
(int)(p->x * width) - sample->cat_texture->width / 2,
(int)(p->y * height) - sample->cat_texture->height / 2);
wlr_render_with_matrix(sample->renderer,
- sample->cat_texture, &matrix);
+ sample->cat_texture, &matrix);
}
wlr_renderer_end(sample->renderer);
@@ -65,17 +66,15 @@ static void handle_touch_down(struct touch_state *tstate, int32_t touch_id,
point->touch_id = touch_id;
point->x = x / width;
point->y = y / height;
- if (wlr_list_add(sample->touch_points, point) == -1) {
- free(point);
- }
+ wl_list_insert(&sample->touch_points, &point->link);
}
static void handle_touch_up(struct touch_state *tstate, int32_t touch_id) {
struct sample_state *sample = tstate->compositor->data;
- for (size_t i = 0; i < sample->touch_points->length; ++i) {
- struct touch_point *point = sample->touch_points->items[i];
+ struct touch_point *point, *tmp;
+ wl_list_for_each_safe(point, tmp, &sample->touch_points, link) {
if (point->touch_id == touch_id) {
- wlr_list_del(sample->touch_points, i);
+ wl_list_remove(&point->link);
break;
}
}
@@ -84,8 +83,8 @@ static void handle_touch_up(struct touch_state *tstate, int32_t touch_id) {
static void handle_touch_motion(struct touch_state *tstate, int32_t touch_id,
double x, double y, double width, double height) {
struct sample_state *sample = tstate->compositor->data;
- for (size_t i = 0; i < sample->touch_points->length; ++i) {
- struct touch_point *point = sample->touch_points->items[i];
+ struct touch_point *point;
+ wl_list_for_each(point, &sample->touch_points, link) {
if (point->touch_id == touch_id) {
point->x = x / width;
point->y = y / height;
@@ -95,9 +94,9 @@ static void handle_touch_motion(struct touch_state *tstate, int32_t touch_id,
}
int main(int argc, char *argv[]) {
- struct sample_state state = {
- .touch_points = wlr_list_create()
- };
+ struct sample_state state;
+ wl_list_init(&state.touch_points);
+
struct compositor_state compositor = { 0,
.data = &state,
.output_frame_cb = handle_output_frame,
diff --git a/include/backend/drm/drm.h b/include/backend/drm/drm.h
index e08965e5..4fad9678 100644
--- a/include/backend/drm/drm.h
+++ b/include/backend/drm/drm.h
@@ -14,7 +14,6 @@
#include <wlr/backend/drm.h>
#include <wlr/types/wlr_output.h>
#include <wlr/render/egl.h>
-#include <wlr/types/wlr_list.h>
#include "iface.h"
#include "properties.h"
diff --git a/include/backend/libinput.h b/include/backend/libinput.h
index 93b859a7..be2557ed 100644
--- a/include/backend/libinput.h
+++ b/include/backend/libinput.h
@@ -18,7 +18,7 @@ struct wlr_libinput_backend {
struct wl_listener session_signal;
- struct wlr_list *wlr_device_lists;
+ struct wlr_list wlr_device_lists; // list of struct wl_list
};
struct wlr_libinput_input_device {
diff --git a/include/wlr/types/wlr_list.h b/include/wlr/types/wlr_list.h
index 8ddd30b6..78a30995 100644
--- a/include/wlr/types/wlr_list.h
+++ b/include/wlr/types/wlr_list.h
@@ -2,6 +2,7 @@
#define WLR_UTIL_LIST_H
#include <stddef.h>
+#include <stdbool.h>
struct wlr_list {
size_t capacity;
@@ -10,51 +11,65 @@ struct wlr_list {
};
/**
- * Creates a new list, may return `NULL` on failure
+ * Initialize a list. Returns true on success, false on failure.
*/
-struct wlr_list *wlr_list_create(void);
-void wlr_list_free(struct wlr_list *list);
-void wlr_list_foreach(struct wlr_list *list, void (*callback)(void *item));
+bool wlr_list_init(struct wlr_list *list);
+
/**
- * Add `item` to the end of a list.
- * Returns: new list length or `-1` on failure
+ * Deinitialize a list.
*/
-int wlr_list_add(struct wlr_list *list, void *item);
+void wlr_list_finish(struct wlr_list *list);
+
+/**
+ * Executes `callback` on each element in the list.
+ */
+void wlr_list_for_each(struct wlr_list *list, void (*callback)(void *item));
+
/**
* Add `item` to the end of a list.
- * Returns: new list length or `-1` on failure
+ * Returns: new list length or `-1` on failure.
*/
-int wlr_list_push(struct wlr_list *list, void *item);
+ssize_t wlr_list_push(struct wlr_list *list, void *item);
+
/**
- * Place `item` into index `index` in the list
- * Returns: new list length or `-1` on failure
+ * Place `item` into index `index` in the list.
+ * Returns: new list length or `-1` on failure.
*/
-int wlr_list_insert(struct wlr_list *list, size_t index, void *item);
+ssize_t wlr_list_insert(struct wlr_list *list, size_t index, void *item);
+
/**
- * Remove an item from the list
+ * Remove an item from the list.
*/
void wlr_list_del(struct wlr_list *list, size_t index);
+
/**
- * Remove and return an item from the end of the list
+ * Remove and return an item from the end of the list.
*/
void *wlr_list_pop(struct wlr_list *list);
+
/**
- * Get a reference to the last item of a list without removal
+ * Get a reference to the last item of a list without removal.
*/
void *wlr_list_peek(struct wlr_list *list);
+
+/**
+ * Append each item in `source` to `list`.
+ * Does not modify `source`.
+ * Returns: new list length or `-1` on failure.
+ */
+ssize_t wlr_list_cat(struct wlr_list *list, const struct wlr_list *source);
+
/**
- * Append each item in `source` to `list`
- * Does not modify `source`
- * Returns: new list length or `-1` on failure
- */
-int wlr_list_cat(struct wlr_list *list, struct wlr_list *source);
-// See qsort. Remember to use *_qsort functions as compare functions,
-// because they dereference the left and right arguments first!
-void wlr_list_qsort(struct wlr_list *list, int compare(const void *left, const void *right));
-// Return index for first item in list that returns 0 for given compare
-// function or -1 if none matches.
-int wlr_list_seq_find(struct wlr_list *list,
- int compare(const void *item, const void *cmp_to),
- const void *cmp_to);
+ * Sort a list using `qsort`.
+ */
+void wlr_list_qsort(struct wlr_list *list,
+ int compare(const void *left, const void *right));
+
+/**
+ * Return the index of the first item in the list that returns 0 for the given
+ * `compare` function, or -1 if none matches.
+ */
+ssize_t wlr_list_find(struct wlr_list *list,
+ int compare(const void *item, const void *cmp_to), const void *cmp_to);
#endif
diff --git a/include/wlr/xwayland.h b/include/wlr/xwayland.h
index 6518b703..9b493d88 100644
--- a/include/wlr/xwayland.h
+++ b/include/wlr/xwayland.h
@@ -5,7 +5,6 @@
#include <stdbool.h>
#include <wlr/types/wlr_compositor.h>
#include <xcb/xcb.h>
-#include <wlr/types/wlr_list.h>
#ifdef HAS_XCB_ICCCM
#include <xcb/xcb_icccm.h>
@@ -86,7 +85,6 @@ struct wlr_xwayland_surface {
char *class;
char *instance;
struct wlr_xwayland_surface *parent;
- struct wlr_list *state; // list of xcb_atom_t
pid_t pid;
xcb_atom_t *window_type;
diff --git a/types/wlr_list.c b/types/wlr_list.c
index 33e3ea8a..565a155b 100644
--- a/types/wlr_list.c
+++ b/types/wlr_list.c
@@ -3,26 +3,23 @@
#include <stdbool.h>
#include <string.h>
#include <stddef.h>
+#include <sys/types.h>
#include <wlr/types/wlr_list.h>
-struct wlr_list *wlr_list_create(void) {
- struct wlr_list *list = malloc(sizeof(struct wlr_list));
- if (!list) {
- return NULL;
- }
+bool wlr_list_init(struct wlr_list *list) {
list->capacity = 10;
list->length = 0;
- list->items = malloc(sizeof(void*) * list->capacity);
- if (!list->items) {
- free(list);
- return NULL;
+ list->items = malloc(sizeof(void *) * list->capacity);
+ if (list->items == NULL) {
+ return false;
}
- return list;
+ return true;
}
static bool list_resize(struct wlr_list *list) {
if (list->length == list->capacity) {
- void *new_items = realloc(list->items, sizeof(void*) * (list->capacity + 10));
+ void *new_items = realloc(list->items,
+ sizeof(void *) * (list->capacity + 10));
if (!new_items) {
return false;
}
@@ -32,24 +29,17 @@ static bool list_resize(struct wlr_list *list) {
return true;
}
-void wlr_list_free(struct wlr_list *list) {
- if (list == NULL) {
- return;
- }
+void wlr_list_finish(struct wlr_list *list) {
free(list->items);
- free(list);
}
-void wlr_list_foreach(struct wlr_list *list, void (*callback)(void *item)) {
- if (list == NULL || callback == NULL) {
- return;
- }
+void wlr_list_for_each(struct wlr_list *list, void (*callback)(void *item)) {
for (size_t i = 0; i < list->length; i++) {
callback(list->items[i]);
}
}
-int wlr_list_add(struct wlr_list *list, void *item) {
+ssize_t wlr_list_push(struct wlr_list *list, void *item) {
if (!list_resize(list)) {
return -1;
}
@@ -57,15 +47,12 @@ int wlr_list_add(struct wlr_list *list, void *item) {
return list->length;
}
-int wlr_list_push(struct wlr_list *list, void *item) {
- return wlr_list_add(list, item);
-}
-
-int wlr_list_insert(struct wlr_list *list, size_t index, void *item) {
+ssize_t wlr_list_insert(struct wlr_list *list, size_t index, void *item) {
if (!list_resize(list)) {
return -1;
}
- memmove(&list->items[index + 1], &list->items[index], sizeof(void*) * (list->length - index));
+ memmove(&list->items[index + 1], &list->items[index],
+ sizeof(void *) * (list->length - index));
list->length++;
list->items[index] = item;
return list->length;
@@ -73,24 +60,31 @@ int wlr_list_insert(struct wlr_list *list, size_t index, void *item) {
void wlr_list_del(struct wlr_list *list, size_t index) {
list->length--;
- memmove(&list->items[index], &list->items[index + 1], sizeof(void*) * (list->length - index));
+ memmove(&list->items[index], &list->items[index + 1],
+ sizeof(void *) * (list->length - index));
}
void *wlr_list_pop(struct wlr_list *list) {
- void *_ = list->items[list->length - 1];
+ if (list->length == 0) {
+ return NULL;
+ }
+ void *last = list->items[list->length - 1];
wlr_list_del(list, list->length - 1);
- return _;
+ return last;
}
void *wlr_list_peek(struct wlr_list *list) {
+ if (list->length == 0) {
+ return NULL;
+ }
return list->items[list->length - 1];
}
-int wlr_list_cat(struct wlr_list *list, struct wlr_list *source) {
+ssize_t wlr_list_cat(struct wlr_list *list, const struct wlr_list *source) {
size_t old_len = list->length;
size_t i;
for (i = 0; i < source->length; ++i) {
- if (wlr_list_add(list, source->items[i]) == -1) {
+ if (wlr_list_push(list, source->items[i]) == -1) {
list->length = old_len;
return -1;
}
@@ -98,13 +92,13 @@ int wlr_list_cat(struct wlr_list *list, struct wlr_list *source) {
return list->length;
}
-void wlr_list_qsort(struct wlr_list *list, int compare(const void *left, const void *right)) {
+void wlr_list_qsort(struct wlr_list *list,
+ int compare(const void *left, const void *right)) {
qsort(list->items, list->length, sizeof(void *), compare);
}
-int wlr_list_seq_find(struct wlr_list *list,
- int compare(const void *item, const void *data),
- const void *data) {
+ssize_t wlr_list_find(struct wlr_list *list,
+ int compare(const void *item, const void *data), const void *data) {
for (size_t i = 0; i < list->length; i++) {
void *item = list->items[i];
if (compare(item, data) == 0) {
diff --git a/types/wlr_output.c b/types/wlr_output.c
index 411dd404..94fe4c3b 100644
--- a/types/wlr_output.c
+++ b/types/wlr_output.c
@@ -9,7 +9,6 @@
#include <wlr/types/wlr_output.h>
#include <wlr/types/wlr_surface.h>
#include <wlr/interfaces/wlr_output.h>
-#include <wlr/types/wlr_list.h>
#include <wlr/util/log.h>
#include <GLES2/gl2.h>
#include <wlr/render/matrix.h>
diff --git a/xwayland/xwm.c b/xwayland/xwm.c
index 36722591..fa0522d6 100644
--- a/xwayland/xwm.c
+++ b/xwayland/xwm.c
@@ -218,7 +218,6 @@ static void wlr_xwayland_surface_destroy(
free(xsurface->title);
free(xsurface->class);
free(xsurface->instance);
- wlr_list_free(xsurface->state);
free(xsurface->window_type);
free(xsurface->protocols);
free(xsurface->hints);
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-22 23:23:05 +0000