~ruther/dwl

0b2f4f213dc142824aac31e78ee32fb888fbb765 — Guido Cella 4 years ago ba1540c
remove -Werror=declaration-after-statement

wtf is the point of this crap? It makes the code harder to follow,
increases the line count and made me fail compilation a million times.
We shouldn't blindy follow everything about suckless's style.
2 files changed, 151 insertions(+), 163 deletions(-)

M Makefile
M dwl.c
M Makefile => Makefile +1 -1
@@ 1,6 1,6 @@
include config.mk

CFLAGS += -I. -DWLR_USE_UNSTABLE -std=c99 -Werror=declaration-after-statement
CFLAGS += -I. -DWLR_USE_UNSTABLE -std=c99

WAYLAND_PROTOCOLS=$(shell pkg-config --variable=pkgdatadir wayland-protocols)
WAYLAND_SCANNER=$(shell pkg-config --variable=wayland_scanner wayland-scanner)

M dwl.c => dwl.c +150 -162
@@ 389,53 389,61 @@ applyexclusive(struct wlr_box *usable_area,
		uint32_t anchor, int32_t exclusive,
		int32_t margin_top, int32_t margin_right,
		int32_t margin_bottom, int32_t margin_left) {
	if (exclusive <= 0)
		return;

	struct {
		uint32_t singular_anchor;
		uint32_t anchor_triplet;
		int *positive_axis;
		int *negative_axis;
		int margin;
	} edges[4];

	if (exclusive <= 0)
		return;

	// Top
	edges[0].singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP;
	edges[0].anchor_triplet =
		ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
		ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
		ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP;
	edges[0].positive_axis = &usable_area->y;
	edges[0].negative_axis = &usable_area->height;
	edges[0].margin = margin_top;
	// Bottom
	edges[1].singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
	edges[1].anchor_triplet =
		ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
		ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
		ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
	edges[1].positive_axis = NULL;
	edges[1].negative_axis = &usable_area->height;
	edges[1].margin = margin_bottom;
	// Left
	edges[2].singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT;
	edges[2].anchor_triplet =
		ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
		ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP |
		ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
	edges[2].positive_axis = &usable_area->x;
	edges[2].negative_axis = &usable_area->width;
	edges[2].margin = margin_left;
	// Right
	edges[3].singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
	edges[3].anchor_triplet =
		ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
		ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP |
		ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
	edges[3].positive_axis = NULL;
	edges[3].negative_axis = &usable_area->width;
	edges[3].margin = margin_right;
	} edges[] = {
		// Top
		{
			.singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP,
			.anchor_triplet =
				ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
				ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
				ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP,
			.positive_axis = &usable_area->y,
			.negative_axis = &usable_area->height,
			.margin = margin_top,
		},
		// Bottom
		{
			.singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
			.anchor_triplet =
				ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
				ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
				ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
			.positive_axis = NULL,
			.negative_axis = &usable_area->height,
			.margin = margin_bottom,
		},
		// Left
		{
			.singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT,
			.anchor_triplet =
				ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
				ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP |
				ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
			.positive_axis = &usable_area->x,
			.negative_axis = &usable_area->width,
			.margin = margin_left,
		},
		// Right
		{
			.singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT,
			.anchor_triplet =
				ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
				ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP |
				ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
			.positive_axis = NULL,
			.negative_axis = &usable_area->width,
			.margin = margin_right,
		},
	};

	for (size_t i = 0; i < LENGTH(edges); ++i) {
		if ((anchor == edges[i].singular_anchor || anchor == edges[i].anchor_triplet)


@@ 452,12 460,8 @@ applyexclusive(struct wlr_box *usable_area,
void
applyrules(Client *c)
{
	const char *appid, *title;
	unsigned int i, newtags = 0;
	const Rule *r;
	Monitor *mon = selmon, *m;

	/* rule matching */
	const char *appid, *title;
#ifdef XWAYLAND
	if (c->type != XDGShell) {
		updatewindowtype(c);


@@ 474,6 478,9 @@ applyrules(Client *c)
	if (!title)
		title = broken;

	unsigned int i, newtags = 0;
	const Rule *r;
	Monitor *mon = selmon, *m;
	for (r = rules; r < END(rules); r++) {
		if ((!r->title || strstr(title, r->title))
				&& (!r->id || strstr(appid, r->id))) {


@@ 505,22 512,20 @@ arrangelayer(Monitor *m, struct wl_list *list, struct wlr_box *usable_area, bool
	wl_list_for_each(layersurface, list, link) {
		struct wlr_layer_surface_v1 *wlr_layer_surface = layersurface->layer_surface;
		struct wlr_layer_surface_v1_state *state = &wlr_layer_surface->current;
		struct wlr_box bounds;
		struct wlr_box box = {
			.width = state->desired_width,
			.height = state->desired_height
		};
		const uint32_t both_horiz = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT
			| ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
		const uint32_t both_vert = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP
			| ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;

		if (exclusive != (state->exclusive_zone > 0))
			continue;

		bounds = state->exclusive_zone == -1 ? full_area : *usable_area;
		struct wlr_box bounds = state->exclusive_zone == -1 ?
			full_area : *usable_area;

		// Horizontal axis
		const uint32_t both_horiz = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT
			| ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
		if ((state->anchor & both_horiz) && box.width == 0) {
			box.x = bounds.x;
			box.width = bounds.width;


@@ 532,6 537,8 @@ arrangelayer(Monitor *m, struct wl_list *list, struct wlr_box *usable_area, bool
			box.x = bounds.x + ((bounds.width / 2) - (box.width / 2));
		}
		// Vertical axis
		const uint32_t both_vert = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP
			| ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
		if ((state->anchor & both_vert) && box.height == 0) {
			box.y = bounds.y;
			box.height = bounds.height;


@@ 576,13 583,6 @@ void
arrangelayers(Monitor *m)
{
	struct wlr_box usable_area = m->m;
	uint32_t layers_above_shell[] = {
		ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY,
		ZWLR_LAYER_SHELL_V1_LAYER_TOP,
	};
	size_t nlayers = LENGTH(layers_above_shell);
	LayerSurface *layersurface;
	struct wlr_keyboard *kb = wlr_seat_get_keyboard(seat);

	// Arrange exclusive surfaces from top->bottom
	arrangelayer(m, &m->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY],


@@ 610,6 610,13 @@ arrangelayers(Monitor *m)
			&usable_area, false);

	// Find topmost keyboard interactive layer, if such a layer exists
	uint32_t layers_above_shell[] = {
		ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY,
		ZWLR_LAYER_SHELL_V1_LAYER_TOP,
	};
	size_t nlayers = LENGTH(layers_above_shell);
	LayerSurface *layersurface;
	struct wlr_keyboard *kb = wlr_seat_get_keyboard(seat);
	for (size_t i = 0; i < nlayers; ++i) {
		wl_list_for_each_reverse(layersurface,
				&m->layers[layers_above_shell[i]], link) {


@@ 640,21 647,19 @@ void
buttonpress(struct wl_listener *listener, void *data)
{
	struct wlr_event_pointer_button *event = data;
	struct wlr_keyboard *keyboard;
	uint32_t mods;
	Client *c;
	const Button *b;

	wlr_idle_notify_activity(idle, seat);

	switch (event->state) {
	case WLR_BUTTON_PRESSED:;
		/* Change focus if the button was _pressed_ over a client */
		Client *c;
		if ((c = xytoclient(cursor->x, cursor->y)))
			focusclient(c, 1);

		keyboard = wlr_seat_get_keyboard(seat);
		mods = wlr_keyboard_get_modifiers(keyboard);
		struct wlr_keyboard* keyboard = wlr_seat_get_keyboard(seat);
		uint32_t mods = wlr_keyboard_get_modifiers(keyboard);
		const Button *b;
		for (b = buttons; b < END(buttons); b++) {
			if (CLEANMASK(mods) == CLEANMASK(b->mod) &&
					event->button == b->button && b->func) {


@@ 721,7 726,6 @@ cleanupmon(struct wl_listener *listener, void *data)
{
	struct wlr_output *wlr_output = data;
	Monitor *m = wlr_output->data;
	int nmons = wl_list_length(&mons), i = 0;

	wl_list_remove(&m->destroy.link);
	wl_list_remove(&m->frame.link);


@@ 729,6 733,7 @@ cleanupmon(struct wl_listener *listener, void *data)
	wlr_output_layout_remove(output_layout, m->wlr_output);
	updatemons();

	int nmons = wl_list_length(&mons), i = 0;
	do // don't switch to disabled mons
		selmon = wl_container_of(mons.prev, selmon, link);
	while (!selmon->wlr_output->enabled && i++ < nmons);


@@ 758,12 763,11 @@ commitlayersurfacenotify(struct wl_listener *listener, void *data)
	LayerSurface *layersurface = wl_container_of(listener, layersurface, surface_commit);
	struct wlr_layer_surface_v1 *wlr_layer_surface = layersurface->layer_surface;
	struct wlr_output *wlr_output = wlr_layer_surface->output;
	Monitor *m;

	if (!wlr_output)
		return;

	m = wlr_output->data;
	Monitor *m = wlr_output->data;
	arrangelayers(m);

	if (layersurface->layer != wlr_layer_surface->current.layer) {


@@ 787,16 791,12 @@ commitnotify(struct wl_listener *listener, void *data)
void
createkeyboard(struct wlr_input_device *device)
{
	struct xkb_context *context;
	struct xkb_keymap *keymap;
	Keyboard *kb;

	kb = device->data = calloc(1, sizeof(*kb));
	Keyboard *kb = device->data = calloc(1, sizeof(*kb));
	kb->device = device;

	/* Prepare an XKB keymap and assign it to the keyboard. */
	context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
	keymap = xkb_map_new_from_names(context, &xkb_rules,
	struct xkb_context *context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
	struct xkb_keymap *keymap = xkb_map_new_from_names(context, &xkb_rules,
		XKB_KEYMAP_COMPILE_NO_FLAGS);

	wlr_keyboard_set_keymap(device->keyboard, keymap);


@@ 824,9 824,6 @@ createmon(struct wl_listener *listener, void *data)
	/* This event is raised by the backend when a new output (aka a display or
	 * monitor) becomes available. */
	struct wlr_output *wlr_output = data;
	Monitor *m;
	const MonitorRule *r;
	size_t nlayers = LENGTH(m->layers);

	/* The mode is a tuple of (width, height, refresh rate), and each
	 * monitor supports only a specific set of modes. We just pick the


@@ 835,9 832,10 @@ createmon(struct wl_listener *listener, void *data)
	wlr_output_set_mode(wlr_output, wlr_output_preferred_mode(wlr_output));

	/* Allocates and configures monitor state using configured rules */
	m = wlr_output->data = calloc(1, sizeof(*m));
	Monitor *m = wlr_output->data = calloc(1, sizeof(*m));
	m->wlr_output = wlr_output;
	m->tagset[0] = m->tagset[1] = 1;
	const MonitorRule *r;
	for (r = monrules; r < END(monrules); r++) {
		if (!r->name || strstr(wlr_output->name, r->name)) {
			m->mfact = r->mfact;


@@ 873,6 871,7 @@ createmon(struct wl_listener *listener, void *data)
	 */
	wlr_output_layout_add_auto(output_layout, wlr_output);

	size_t nlayers = LENGTH(m->layers);
	for (size_t i = 0; i < nlayers; ++i)
		wl_list_init(&m->layers[i]);



@@ 932,15 931,12 @@ void
createlayersurface(struct wl_listener *listener, void *data)
{
	struct wlr_layer_surface_v1 *wlr_layer_surface = data;
	LayerSurface *layersurface;
	Monitor *m;
	struct wlr_layer_surface_v1_state old_state;

	if (!wlr_layer_surface->output) {
		wlr_layer_surface->output = selmon->wlr_output;
	}

	layersurface = calloc(1, sizeof(LayerSurface));
	LayerSurface *layersurface = calloc(1, sizeof(LayerSurface));

	layersurface->surface_commit.notify = commitlayersurfacenotify;
	wl_signal_add(&wlr_layer_surface->surface->events.commit,


@@ 955,14 951,14 @@ createlayersurface(struct wl_listener *listener, void *data)
	layersurface->layer_surface = wlr_layer_surface;
	wlr_layer_surface->data = layersurface;

	m = wlr_layer_surface->output->data;
	Monitor *m = wlr_layer_surface->output->data;

	wl_list_insert(&m->layers[wlr_layer_surface->client_pending.layer],
			&layersurface->link);

	// Temporarily set the layer's current state to client_pending
	// so that we can easily arrange it
	old_state = wlr_layer_surface->current;
	struct wlr_layer_surface_v1_state old_state = wlr_layer_surface->current;
	wlr_layer_surface->current = wlr_layer_surface->client_pending;
	arrangelayers(m);
	wlr_layer_surface->current = old_state;


@@ 1016,7 1012,6 @@ void
destroylayersurfacenotify(struct wl_listener *listener, void *data)
{
	LayerSurface *layersurface = wl_container_of(listener, layersurface, destroy);
	Monitor *m;

	if (layersurface->layer_surface->mapped)
		unmaplayersurface(layersurface);


@@ 1026,7 1021,7 @@ destroylayersurfacenotify(struct wl_listener *listener, void *data)
	wl_list_remove(&layersurface->unmap.link);
	wl_list_remove(&layersurface->surface_commit.link);
	if (layersurface->layer_surface->output) {
		m = layersurface->layer_surface->output->data;
		Monitor *m = layersurface->layer_surface->output->data;
		if (m)
			arrangelayers(m);
		layersurface->layer_surface->output = NULL;


@@ 1114,15 1109,14 @@ dirtomon(int dir)
void
focusclient(Client *c, int lift)
{
	struct wlr_keyboard *kb = wlr_seat_get_keyboard(seat);
	struct wlr_surface *old = seat->keyboard_state.focused_surface;

	/* Raise client in stacking order if requested */
	if (c && lift) {
		wl_list_remove(&c->slink);
		wl_list_insert(&stack, &c->slink);
	}

	struct wlr_surface *old = seat->keyboard_state.focused_surface;

	/* Nothing else to do? */
	if (c && WLR_SURFACE(c) == old)
		return;


@@ 1147,6 1141,7 @@ focusclient(Client *c, int lift)
	}

	/* Have a client, so focus its top-level wlr_surface */
	struct wlr_keyboard *kb = wlr_seat_get_keyboard(seat);
	if (shouldfocusclients(c->mon))
		wlr_seat_keyboard_notify_enter(seat, WLR_SURFACE(c),
				kb->keycodes, kb->num_keycodes, &kb->modifiers);


@@ 1231,7 1226,6 @@ inputdevice(struct wl_listener *listener, void *data)
	/* This event is raised by the backend when a new input device becomes
	 * available. */
	struct wlr_input_device *device = data;
	uint32_t caps;
	switch (device->type) {
	case WLR_INPUT_DEVICE_KEYBOARD:
		createkeyboard(device);


@@ 1247,7 1241,7 @@ inputdevice(struct wl_listener *listener, void *data)
	 * communiciated to the client. In dwl we always have a cursor, even if
	 * there are no pointer devices, so we always include that capability. */
	/* XXX do we actually require a cursor? */
	caps = WL_SEAT_CAPABILITY_POINTER;
	uint32_t caps = WL_SEAT_CAPABILITY_POINTER;
	if (!wl_list_empty(&keyboards))
		caps |= WL_SEAT_CAPABILITY_KEYBOARD;
	wlr_seat_set_capabilities(seat, caps);


@@ 1279,7 1273,6 @@ keypress(struct wl_listener *listener, void *data)
	/* This event is raised when a key is pressed or released. */
	Keyboard *kb = wl_container_of(listener, kb, key);
	struct wlr_event_keyboard_key *event = data;
	int i;

	/* Translate libinput keycode -> xkbcommon */
	uint32_t keycode = event->keycode + 8;


@@ 1295,7 1288,7 @@ keypress(struct wl_listener *listener, void *data)

	/* On _press_, attempt to process a compositor keybinding. */
	if (event->state == WLR_KEY_PRESSED)
		for (i = 0; i < nsyms; i++)
		for (int i = 0; i < nsyms; i++)
			handled = keybinding(mods, syms[i]) || handled;

	if (!handled) {


@@ 1417,9 1410,6 @@ motionabsolute(struct wl_listener *listener, void *data)
void
motionnotify(uint32_t time)
{
	double sx = 0, sy = 0;
	struct wlr_surface *surface = NULL;
	Client *c = NULL;
	struct timespec now;
	if (!time) {
		clock_gettime(CLOCK_MONOTONIC, &now);


@@ 1445,6 1435,9 @@ motionnotify(uint32_t time)
		return;
	}

	struct wlr_surface *surface = NULL;
	double sx = 0, sy = 0;
	Client *c = NULL;
	if ((surface = xytolayersurface(&selmon->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY],
					cursor->x, cursor->y, &sx, &sy)))
		;


@@ 1545,7 1538,6 @@ outputmgrapplyortest(struct wlr_output_configuration_v1 *config, bool test)
{
	struct wlr_output_configuration_head_v1 *config_head;
	bool ok = true;
	Arg ar = {.i = -1};

	wl_list_for_each(config_head, &config->heads, link) {
		struct wlr_output *wlr_output = config_head->state.output;


@@ 1570,6 1562,7 @@ outputmgrapplyortest(struct wlr_output_configuration_v1 *config, bool test)
				if (m->wlr_output->name == wlr_output->name) {
					// focus the left monitor (relative to the current focus)
					m->wlr_output->enabled = !m->wlr_output->enabled;
					Arg ar = {.i = -1};
					focusmon(&ar);
					closemon(m);
					m->wlr_output->enabled = !m->wlr_output->enabled;


@@ 1647,10 1640,6 @@ render(struct wlr_surface *surface, int sx, int sy, void *data)
	/* This function is called for every surface that needs to be rendered. */
	struct render_data *rdata = data;
	struct wlr_output *output = rdata->output;
	double ox = 0, oy = 0;
	struct wlr_box obox;
	float matrix[9];
	enum wl_output_transform transform;

	/* We first obtain a wlr_texture, which is a GPU resource. wlroots
	 * automatically handles negotiating these with the client. The underlying


@@ 1665,14 1654,17 @@ render(struct wlr_surface *surface, int sx, int sy, void *data)
	 * one next to the other, both 1080p, a client on the rightmost display might
	 * have layout coordinates of 2000,100. We need to translate that to
	 * output-local coordinates, or (2000 - 1920). */
	double ox = 0, oy = 0;
	wlr_output_layout_output_coords(output_layout, output, &ox, &oy);

	/* We also have to apply the scale factor for HiDPI outputs. This is only
	 * part of the puzzle, dwl does not fully support HiDPI. */
	obox.x = ox + rdata->x + sx;
	obox.y = oy + rdata->y + sy;
	obox.width = surface->current.width;
	obox.height = surface->current.height;
	struct wlr_box obox = {
		.x = ox + rdata->x + sx,
		.y = oy + rdata->y + sy,
		.width = surface->current.width,
		.height = surface->current.height,
	};
	scalebox(&obox, output->scale);

	/*


@@ 1686,7 1678,9 @@ render(struct wlr_surface *surface, int sx, int sy, void *data)
	 * Naturally you can do this any way you like, for example to make a 3D
	 * compositor.
	 */
	transform = wlr_output_transform_invert(surface->current.transform);
	float matrix[9];
	enum wl_output_transform transform = wlr_output_transform_invert(
			surface->current.transform);
	wlr_matrix_project_box(matrix, &obox, transform, 0,
		output->transform_matrix);



@@ 1703,12 1697,6 @@ void
renderclients(Monitor *m, struct timespec *now)
{
	Client *c, *sel = selclient();
	const float *color;
	double ox, oy;
	int i, w, h;
	struct render_data rdata;
	struct wlr_box *borders;
	struct wlr_surface *surface;
	/* Each subsequent window we render is rendered on top of the last. Because
	 * our stacking list is ordered front-to-back, we iterate over it backwards. */
	wl_list_for_each_reverse(c, &stack, slink) {


@@ 1717,14 1705,14 @@ renderclients(Monitor *m, struct timespec *now)
					output_layout, m->wlr_output, &c->geom))
			continue;

		surface = WLR_SURFACE(c);
		ox = c->geom.x, oy = c->geom.y;
		struct wlr_surface *surface = WLR_SURFACE(c);
		double ox = c->geom.x, oy = c->geom.y;
		wlr_output_layout_output_coords(output_layout, m->wlr_output,
				&ox, &oy);

		w = surface->current.width;
		h = surface->current.height;
		borders = (struct wlr_box[4]) {
		int w = surface->current.width;
		int h = surface->current.height;
		struct wlr_box *borders = (struct wlr_box[4]) {
			{ox, oy, w + 2 * c->bw, c->bw},             /* top */
			{ox, oy + c->bw, c->bw, h},                 /* left */
			{ox + c->bw + w, oy + c->bw, c->bw, h},     /* right */


@@ 1732,8 1720,8 @@ renderclients(Monitor *m, struct timespec *now)
		};

		/* Draw window borders */
		color = (c == sel) ? focuscolor : bordercolor;
		for (i = 0; i < 4; i++) {
		const float *color = (c == sel) ? focuscolor : bordercolor;
		for (int i = 0; i < 4; i++) {
			scalebox(&borders[i], m->wlr_output->scale);
			wlr_render_rect(drw, &borders[i], color,
					m->wlr_output->transform_matrix);


@@ 1741,10 1729,12 @@ renderclients(Monitor *m, struct timespec *now)

		/* This calls our render function for each surface among the
		 * xdg_surface's toplevel and popups. */
		rdata.output = m->wlr_output;
		rdata.when = now;
		rdata.x = c->geom.x + c->bw;
		rdata.y = c->geom.y + c->bw;
		struct render_data rdata = {
			.output = m->wlr_output,
			.when = now,
			.x = c->geom.x + c->bw,
			.y = c->geom.y + c->bw,
		};
#ifdef XWAYLAND
		if (c->type != XDGShell)
			wlr_surface_for_each_surface(c->surface.xwayland->surface, render, &rdata);


@@ 1757,13 1747,14 @@ renderclients(Monitor *m, struct timespec *now)
void
renderlayer(struct wl_list *layer_surfaces, struct timespec *now)
{
	struct render_data rdata;
	LayerSurface *layersurface;
	wl_list_for_each(layersurface, layer_surfaces, link) {
		rdata.output = layersurface->layer_surface->output;
		rdata.when = now;
		rdata.x = layersurface->geo.x;
		rdata.y = layersurface->geo.y;
		struct render_data rdata = {
			.output = layersurface->layer_surface->output,
			.when = now,
			.x = layersurface->geo.x,
			.y = layersurface->geo.y,
		};

		wlr_surface_for_each_surface(layersurface->layer_surface->surface,
				render, &rdata);


@@ 1773,9 1764,6 @@ renderlayer(struct wl_list *layer_surfaces, struct timespec *now)
void
rendermon(struct wl_listener *listener, void *data)
{
	Client *c;
	int render = 1;

	/* This function is called every time an output is ready to display a frame,
	 * generally at the output's refresh rate (e.g. 60Hz). */
	Monitor *m = wl_container_of(listener, m, frame);


@@ 1784,6 1772,8 @@ rendermon(struct wl_listener *listener, void *data)
	clock_gettime(CLOCK_MONOTONIC, &now);

	/* Do not render if any XDG clients have an outstanding resize. */
	Client *c;
	int render = 1;
	wl_list_for_each(c, &stack, slink) {
		if (c->resize) {
			wlr_surface_send_frame_done(WLR_SURFACE(c), &now);


@@ 1833,11 1823,11 @@ resize(Client *c, int x, int y, int w, int h, int interact)
	 * compositor, you'd wait for the client to prepare a buffer at
	 * the new size, then commit any movement that was prepared.
	 */
	struct wlr_box *bbox = interact ? &sgeom : &c->mon->w;
	c->geom.x = x;
	c->geom.y = y;
	c->geom.width = w;
	c->geom.height = h;
	struct wlr_box *bbox = interact ? &sgeom : &c->mon->w;
	applybounds(c, bbox);
	/* wlroots makes this a no-op if size hasn't changed */
#ifdef XWAYLAND


@@ 1854,8 1844,6 @@ resize(Client *c, int x, int y, int w, int h, int interact)
void
run(char *startup_cmd)
{
	pid_t startup_pid = -1;

	/* Add a Unix socket to the Wayland display. */
	const char *socket = wl_display_add_socket_auto(dpy);
	if (!socket)


@@ 1880,8 1868,10 @@ run(char *startup_cmd)
	/* Set the WAYLAND_DISPLAY environment variable to our socket and run the
	 * startup command if requested. */
	setenv("WAYLAND_DISPLAY", socket, 1);

	pid_t startup_pid = -1;
	if (startup_cmd) {
		startup_pid = fork();
		pid_t startup_pid = fork();
		if (startup_pid < 0)
			EBARF("startup: fork");
		if (startup_pid == 0) {


@@ 1889,6 1879,7 @@ run(char *startup_cmd)
			EBARF("startup: execl");
		}
	}

	/* Run the Wayland event loop. This does not return until you exit the
	 * compositor. Starting the backend rigged up all of the necessary event
	 * loop configuration to listen to libinput events, DRM events, generate


@@ 1962,11 1953,9 @@ setlayout(const Arg *arg)
void
setmfact(const Arg *arg)
{
	float f;

	if (!arg || !selmon->lt[selmon->sellt]->arrange)
		return;
	f = arg->f < 1.0 ? arg->f + selmon->mfact : arg->f - 1.0;
	float f = arg->f < 1.0 ? arg->f + selmon->mfact : arg->f - 1.0;
	if (f < 0.1 || f > 0.9)
		return;
	selmon->mfact = f;


@@ 2271,11 2260,10 @@ togglefloating(const Arg *arg)
void
toggletag(const Arg *arg)
{
	unsigned int newtags;
	Client *sel = selclient();
	if (!sel)
		return;
	newtags = sel->tags ^ (arg->ui & TAGMASK);
	unsigned int newtags = sel->tags ^ (arg->ui & TAGMASK);
	if (newtags) {
		sel->tags = newtags;
		focusclient(focustop(selmon), 1);


@@ 2469,13 2457,13 @@ configurex11(struct wl_listener *listener, void *data)
void
createnotifyx11(struct wl_listener *listener, void *data)
{
	struct wlr_xwayland_surface *xwayland_surface = data;
	Client *c;
	wl_list_for_each(c, &clients, link)
		if (c->isfullscreen && VISIBLEON(c, c->mon))
			setfullscreen(c, 0);

	/* Allocate a Client for this surface */
	struct wlr_xwayland_surface *xwayland_surface = data;
	c = xwayland_surface->data = calloc(1, sizeof(*c));
	c->surface.xwayland = xwayland_surface;
	c->type = xwayland_surface->override_redirect ? X11Unmanaged : X11Managed;


@@ 2502,10 2490,8 @@ Atom
getatom(xcb_connection_t *xc, const char *name)
{
	Atom atom = 0;
	xcb_intern_atom_cookie_t cookie;
	xcb_intern_atom_reply_t *reply;

	cookie = xcb_intern_atom(xc, 0, strlen(name), name);
	xcb_intern_atom_cookie_t cookie = xcb_intern_atom(xc, 0, strlen(name), name);
	if ((reply = xcb_intern_atom_reply(xc, cookie, NULL)))
		atom = reply->atom;
	free(reply);


@@ 2517,23 2503,25 @@ void
renderindependents(struct wlr_output *output, struct timespec *now)
{
	Client *c;
	struct render_data rdata;
	struct wlr_box geom;

	wl_list_for_each_reverse(c, &independents, link) {
		geom.x = c->surface.xwayland->x;
		geom.y = c->surface.xwayland->y;
		geom.width = c->surface.xwayland->width;
		geom.height = c->surface.xwayland->height;
		struct wlr_box geom = {
			.x = c->surface.xwayland->x,
			.y = c->surface.xwayland->y,
			.width = c->surface.xwayland->width,
			.height = c->surface.xwayland->height,
		};

		/* Only render visible clients which show on this output */
		if (!wlr_output_layout_intersects(output_layout, output, &geom))
			continue;

		rdata.output = output;
		rdata.when = now;
		rdata.x = c->surface.xwayland->x;
		rdata.y = c->surface.xwayland->y;
		struct render_data rdata = {
			.output = output,
			.when = now,
			.x = c->surface.xwayland->x,
			.y = c->surface.xwayland->y,
		};

		wlr_surface_for_each_surface(c->surface.xwayland->surface, render, &rdata);
	}


@@ 2542,8 2530,7 @@ renderindependents(struct wlr_output *output, struct timespec *now)
void
updatewindowtype(Client *c)
{
	size_t i;
	for (i = 0; i < c->surface.xwayland->window_type_len; i++)
	for (size_t i = 0; i < c->surface.xwayland->window_type_len; i++)
		if (c->surface.xwayland->window_type[i] == netatom[NetWMWindowTypeDialog] ||
				c->surface.xwayland->window_type[i] == netatom[NetWMWindowTypeSplash] ||
				c->surface.xwayland->window_type[i] == netatom[NetWMWindowTypeToolbar] ||


@@ 2583,12 2570,13 @@ xytoindependent(double x, double y)
	 * client loses focus, which ensures that unmanaged are only visible on
	 * the current tag. */
	Client *c;
	struct wlr_box geom;
	wl_list_for_each_reverse(c, &independents, link) {
		geom.x = c->surface.xwayland->x;
		geom.y = c->surface.xwayland->y;
		geom.width = c->surface.xwayland->width;
		geom.height = c->surface.xwayland->height;
		struct wlr_box geom = {
			.x = c->surface.xwayland->x,
			.y = c->surface.xwayland->y,
			.width = c->surface.xwayland->width,
			.height = c->surface.xwayland->height,
		};
		if (wlr_box_contains_point(&geom, x, y))
			return c;
	}

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