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https://codeberg.org/dwl/dwl.git
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Merge branch 'djpohly:main' into personal
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Thiago-Assis-T
GitHub
commit
bcc8e99fcb
90
dwl.c
90
dwl.c
@ -279,6 +279,7 @@ static void focusmon(const Arg *arg);
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static void focusstack(const Arg *arg);
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static Client *focustop(Monitor *m);
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static void fullscreennotify(struct wl_listener *listener, void *data);
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static void handlesig(int signo);
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static void incnmaster(const Arg *arg);
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static void inputdevice(struct wl_listener *listener, void *data);
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static int keybinding(uint32_t mods, xkb_keysym_t sym);
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@ -302,7 +303,6 @@ static void pointerfocus(Client *c, struct wlr_surface *surface,
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double sx, double sy, uint32_t time);
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static void printstatus(void);
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static void quit(const Arg *arg);
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static void quitsignal(int signo);
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static void rendermon(struct wl_listener *listener, void *data);
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static void requeststartdrag(struct wl_listener *listener, void *data);
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static void resize(Client *c, struct wlr_box geo, int interact);
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@ -316,7 +316,6 @@ static void setmon(Client *c, Monitor *m, uint32_t newtags);
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static void setpsel(struct wl_listener *listener, void *data);
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static void setsel(struct wl_listener *listener, void *data);
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static void setup(void);
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static void sigchld(int unused);
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static void spawn(const Arg *arg);
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static void startdrag(struct wl_listener *listener, void *data);
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static void tag(const Arg *arg);
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@ -350,6 +349,7 @@ static struct wl_display *dpy;
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static struct wlr_backend *backend;
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static struct wlr_scene *scene;
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static struct wlr_scene_tree *layers[NUM_LAYERS];
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static struct wlr_scene_tree *drag_icon;
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/* Map from ZWLR_LAYER_SHELL_* constants to Lyr* enum */
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static const int layermap[] = { LyrBg, LyrBottom, LyrTop, LyrOverlay };
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static struct wlr_renderer *drw;
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@ -683,6 +683,7 @@ cleanup(void)
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waitpid(child_pid, NULL, 0);
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}
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wlr_backend_destroy(backend);
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wlr_scene_node_destroy(&scene->tree.node);
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wlr_renderer_destroy(drw);
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wlr_allocator_destroy(alloc);
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wlr_xcursor_manager_destroy(cursor_mgr);
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@ -1521,6 +1522,27 @@ fullscreennotify(struct wl_listener *listener, void *data)
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setfullscreen(c, client_wants_fullscreen(c));
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}
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void
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handlesig(int signo)
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{
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if (signo == SIGCHLD) {
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#ifdef XWAYLAND
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siginfo_t in;
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/* wlroots expects to reap the XWayland process itself, so we
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* use WNOWAIT to keep the child waitable until we know it's not
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* XWayland.
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*/
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while (!waitid(P_ALL, 0, &in, WEXITED|WNOHANG|WNOWAIT) && in.si_pid
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&& (!xwayland || in.si_pid != xwayland->server->pid))
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waitpid(in.si_pid, NULL, 0);
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#else
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while (waitpid(-1, NULL, WNOHANG) > 0);
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#endif
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} else if (signo == SIGINT || signo == SIGTERM) {
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quit(NULL);
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}
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}
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void
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incnmaster(const Arg *arg)
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{
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@ -1825,7 +1847,6 @@ motionnotify(uint32_t time)
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LayerSurface *l = NULL;
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int type;
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struct wlr_surface *surface = NULL;
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struct wlr_drag_icon *icon;
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/* time is 0 in internal calls meant to restore pointer focus. */
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if (time) {
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@ -1836,10 +1857,9 @@ motionnotify(uint32_t time)
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selmon = xytomon(cursor->x, cursor->y);
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}
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/* Update drag icon's position if any */
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if (seat->drag && (icon = seat->drag->icon))
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wlr_scene_node_set_position(icon->data, cursor->x + icon->surface->sx,
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cursor->y + icon->surface->sy);
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/* Update drag icon's position */
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wlr_scene_node_set_position(&drag_icon->node, cursor->x, cursor->y);
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/* If we are currently grabbing the mouse, handle and return */
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if (cursor_mode == CurMove) {
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/* Move the grabbed client to the new position. */
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@ -2064,12 +2084,6 @@ quit(const Arg *arg)
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wl_display_terminate(dpy);
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}
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void
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quitsignal(int signo)
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{
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quit(NULL);
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}
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void
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rendermon(struct wl_listener *listener, void *data)
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{
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@ -2133,8 +2147,6 @@ run(char *startup_cmd)
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{
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/* Add a Unix socket to the Wayland display. */
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const char *socket = wl_display_add_socket_auto(dpy);
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struct sigaction sa = {.sa_flags = SA_RESTART, .sa_handler = SIG_IGN};
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sigemptyset(&sa.sa_mask);
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if (!socket)
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die("startup: display_add_socket_auto");
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setenv("WAYLAND_DISPLAY", socket, 1);
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@ -2162,8 +2174,6 @@ run(char *startup_cmd)
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close(piperw[1]);
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close(piperw[0]);
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}
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/* If nobody is reading the status output, don't terminate */
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sigaction(SIGPIPE, &sa, NULL);
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printstatus();
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/* At this point the outputs are initialized, choose initial selmon based on
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@ -2316,16 +2326,12 @@ setsel(struct wl_listener *listener, void *data)
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void
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setup(void)
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{
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int layer;
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/* Set up signal handlers */
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struct sigaction sa = {.sa_flags = SA_RESTART, .sa_handler = sigchld};
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int i, sig[] = {SIGCHLD, SIGINT, SIGTERM, SIGPIPE};
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struct sigaction sa = {.sa_flags = SA_RESTART, .sa_handler = handlesig};
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sigemptyset(&sa.sa_mask);
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sigaction(SIGCHLD, &sa, NULL);
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sa.sa_handler = quitsignal;
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sigaction(SIGINT, &sa, NULL);
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sigaction(SIGTERM, &sa, NULL);
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for (i = 0; i < LENGTH(sig); i++)
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sigaction(sig[i], &sa, NULL);
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/* The Wayland display is managed by libwayland. It handles accepting
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* clients from the Unix socket, manging Wayland globals, and so on. */
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@ -2344,8 +2350,10 @@ setup(void)
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/* Initialize the scene graph used to lay out windows */
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scene = wlr_scene_create();
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for (layer = 0; layer < NUM_LAYERS; layer++)
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layers[layer] = wlr_scene_tree_create(&scene->tree);
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for (i = 0; i < NUM_LAYERS; i++)
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layers[i] = wlr_scene_tree_create(&scene->tree);
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drag_icon = wlr_scene_tree_create(&scene->tree);
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wlr_scene_node_place_below(&drag_icon->node, &layers[LyrBlock]->node);
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/* Create a renderer with the default implementation */
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if (!(drw = wlr_renderer_autocreate(backend)))
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@ -2498,28 +2506,6 @@ setup(void)
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#endif
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}
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void
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sigchld(int unused)
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{
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#ifdef XWAYLAND
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siginfo_t in;
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/* We should be able to remove this function in favor of a simple
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* struct sigaction sa = {.sa_handler = SIG_IGN};
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* sigaction(SIGCHLD, &sa, NULL);
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* but the Xwayland implementation in wlroots currently prevents us from
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* setting our own disposition for SIGCHLD.
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*/
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/* WNOWAIT leaves the child in a waitable state, in case this is the
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* XWayland process
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*/
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while (!waitid(P_ALL, 0, &in, WEXITED|WNOHANG|WNOWAIT) && in.si_pid
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&& (!xwayland || in.si_pid != xwayland->server->pid))
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waitpid(in.si_pid, NULL, 0);
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#else
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while (waitpid(-1, NULL, WNOHANG) > 0);
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#endif
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}
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void
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spawn(const Arg *arg)
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{
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@ -2535,14 +2521,10 @@ void
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startdrag(struct wl_listener *listener, void *data)
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{
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struct wlr_drag *drag = data;
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struct wlr_scene_tree *icon;
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if (!drag->icon)
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return;
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drag->icon->data = icon = wlr_scene_subsurface_tree_create(&scene->tree, drag->icon->surface);
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wlr_scene_node_place_below(&icon->node, &layers[LyrBlock]->node);
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motionnotify(0);
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drag->icon->data = &wlr_scene_subsurface_tree_create(drag_icon, drag->icon->surface)->node;
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wl_signal_add(&drag->icon->events.destroy, &drag_icon_destroy);
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}
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