mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-09 06:55:59 +01:00
b6ed1f29a4
Just install a SIG_IGN handler, which is defined by POSIX.1-2001 to reap the child. To test, spawn any process (e.g. GUI application) with a keybinding, close that process, verify it doesn't show up as a <defunct> zombie in ps(1) output.
87 lines
2.6 KiB
C
87 lines
2.6 KiB
C
#define _POSIX_C_SOURCE 200112L
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#include <assert.h>
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#include <signal.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <wayland-server.h>
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#include <wlr/backend.h>
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#include <wlr/backend/headless.h>
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#include <wlr/backend/multi.h>
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#include <wlr/config.h>
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#include <wlr/render/wlr_renderer.h>
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#include <wlr/util/log.h>
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#include "rootston/config.h"
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#include "rootston/server.h"
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struct roots_server server = { 0 };
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int main(int argc, char **argv) {
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if (signal(SIGCHLD, SIG_IGN) == SIG_ERR) {
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wlr_log_errno(WLR_ERROR, "Unable to install SIGCHLD handler");
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return 1;
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}
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wlr_log_init(WLR_DEBUG, NULL);
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server.config = roots_config_create_from_args(argc, argv);
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server.wl_display = wl_display_create();
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server.wl_event_loop = wl_display_get_event_loop(server.wl_display);
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assert(server.config && server.wl_display && server.wl_event_loop);
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server.backend = wlr_backend_autocreate(server.wl_display, NULL);
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if (server.backend == NULL) {
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wlr_log(WLR_ERROR, "could not start backend");
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return 1;
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}
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server.renderer = wlr_backend_get_renderer(server.backend);
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assert(server.renderer);
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server.data_device_manager =
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wlr_data_device_manager_create(server.wl_display);
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wlr_renderer_init_wl_display(server.renderer, server.wl_display);
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server.desktop = desktop_create(&server, server.config);
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server.input = input_create(&server, server.config);
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const char *socket = wl_display_add_socket_auto(server.wl_display);
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if (!socket) {
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wlr_log_errno(WLR_ERROR, "Unable to open wayland socket");
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wlr_backend_destroy(server.backend);
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return 1;
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}
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wlr_log(WLR_INFO, "Running compositor on wayland display '%s'", socket);
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setenv("_WAYLAND_DISPLAY", socket, true);
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if (!wlr_backend_start(server.backend)) {
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wlr_log(WLR_ERROR, "Failed to start backend");
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wlr_backend_destroy(server.backend);
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wl_display_destroy(server.wl_display);
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return 1;
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}
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setenv("WAYLAND_DISPLAY", socket, true);
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#ifdef WLR_HAS_XWAYLAND
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if (server.desktop->xwayland != NULL) {
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struct roots_seat *xwayland_seat =
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input_get_seat(server.input, ROOTS_CONFIG_DEFAULT_SEAT_NAME);
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wlr_xwayland_set_seat(server.desktop->xwayland, xwayland_seat->seat);
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}
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#endif
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if (server.config->startup_cmd != NULL) {
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const char *cmd = server.config->startup_cmd;
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pid_t pid = fork();
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if (pid < 0) {
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wlr_log(WLR_ERROR, "cannot execute binding command: fork() failed");
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} else if (pid == 0) {
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execl("/bin/sh", "/bin/sh", "-c", cmd, (void *)NULL);
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}
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}
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wl_display_run(server.wl_display);
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#ifdef WLR_HAS_XWAYLAND
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wlr_xwayland_destroy(server.desktop->xwayland);
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#endif
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wl_display_destroy_clients(server.wl_display);
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wl_display_destroy(server.wl_display);
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return 0;
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}
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