*/
#include <ev.h>
#include <fcntl.h>
-#include <limits.h>
#include "all.h"
+#include "sd-daemon.h"
+
static int xkb_event_base;
int xkb_current_group;
xcb_connection_t *conn;
+xcb_screen_t *root_screen;
xcb_window_t root;
uint8_t root_depth;
+struct ev_loop *main_loop;
+
xcb_key_symbols_t *keysyms;
/* Those are our connections to X11 for use with libXcursor and XKB */
/* The list of exec-lines */
struct autostarts_head autostarts = TAILQ_HEAD_INITIALIZER(autostarts);
+/* The list of exec_always lines */
+struct autostarts_always_head autostarts_always = TAILQ_HEAD_INITIALIZER(autostarts_always);
+
/* The list of assignments */
struct assignments_head assignments = TAILQ_HEAD_INITIALIZER(assignments);
+/* The list of workspace assignments (which workspace should end up on which
+ * output) */
+struct ws_assignments_head ws_assignments = TAILQ_HEAD_INITIALIZER(ws_assignments);
+
/* We hope that those are supported and set them to true */
bool xcursor_supported = true;
bool xkb_supported = true;
while ((event = xcb_poll_for_event(conn)) != NULL) {
if (event->response_type == 0) {
- ELOG("X11 Error received! sequence %x\n", event->sequence);
+ if (event_is_ignored(event->sequence, 0))
+ DLOG("Expected X11 Error received for sequence %x\n", event->sequence);
+ else {
+ xcb_generic_error_t *error = (xcb_generic_error_t*)event;
+ ELOG("X11 Error received! sequence 0x%x, error_code = %d\n",
+ error->sequence, error->error_code);
+ }
+ free(event);
continue;
}
DLOG("Done\n");
}
+/*
+ * Exit handler which destroys the main_loop. Will trigger cleanup handlers.
+ *
+ */
+static void i3_exit() {
+ ev_loop_destroy(main_loop);
+}
+
int main(int argc, char *argv[]) {
//parse_cmd("[ foo ] attach, attach ; focus");
int screens;
if (!isatty(fileno(stdout)))
setbuf(stdout, NULL);
+ init_logging();
+
start_argv = argv;
while ((opt = getopt_long(argc, argv, "c:CvaL:hld:V", long_options, &option_index)) != -1) {
if (xcb_connection_has_error(conn))
errx(EXIT_FAILURE, "Cannot open display\n");
- xcb_screen_t *root_screen = xcb_aux_get_screen(conn, screens);
+ /* Initialize the libev event loop. This needs to be done before loading
+ * the config file because the parser will install an ev_child watcher
+ * for the nagbar when config errors are found. */
+ main_loop = EV_DEFAULT;
+ if (main_loop == NULL)
+ die("Could not initialize libev. Bad LIBEV_FLAGS?\n");
+
+ root_screen = xcb_aux_get_screen(conn, screens);
root = root_screen->root;
root_depth = root_screen->root_depth;
+ xcb_get_geometry_cookie_t gcookie = xcb_get_geometry(conn, root);
+ xcb_query_pointer_cookie_t pointercookie = xcb_query_pointer(conn, root);
load_configuration(conn, override_configpath, false);
if (only_check_config) {
}
if (config.ipc_socket_path == NULL) {
- config.ipc_socket_path = getenv("I3SOCK");
+ /* Fall back to a file name in /tmp/ based on the PID */
+ if ((config.ipc_socket_path = getenv("I3SOCK")) == NULL)
+ config.ipc_socket_path = get_process_filename("ipc-socket");
+ else
+ config.ipc_socket_path = sstrdup(config.ipc_socket_path);
}
uint32_t mask = XCB_CW_EVENT_MASK;
cookie = xcb_change_window_attributes_checked(conn, root, mask, values);
check_error(conn, cookie, "Another window manager seems to be running");
+ xcb_get_geometry_reply_t *greply = xcb_get_geometry_reply(conn, gcookie, NULL);
+ if (greply == NULL) {
+ ELOG("Could not get geometry of the root window, exiting\n");
+ return 1;
+ }
+ DLOG("root geometry reply: (%d, %d) %d x %d\n", greply->x, greply->y, greply->width, greply->height);
+
/* Place requests for the atoms we need as soon as possible */
#define xmacro(atom) \
xcb_intern_atom_cookie_t atom ## _cookie = xcb_intern_atom(conn, 0, strlen(#atom), #atom);
/*init_xkb();*/
}
+ /* Set a cursor for the root window (otherwise the root window will show no
+ cursor until the first client is launched). */
+ if (xcursor_supported) {
+ xcursor_set_root_cursor();
+ } else {
+ xcb_cursor_t cursor_id = xcb_generate_id(conn);
+ i3Font cursor_font = load_font("cursor", false);
+ int xcb_cursor = xcursor_get_xcb_cursor(XCURSOR_CURSOR_POINTER);
+ xcb_create_glyph_cursor(conn, cursor_id, cursor_font.id, cursor_font.id,
+ xcb_cursor, xcb_cursor + 1, 0, 0, 0, 65535, 65535, 65535);
+ xcb_change_window_attributes(conn, root, XCB_CW_CURSOR, &cursor_id);
+ xcb_free_cursor(conn, cursor_id);
+ }
+
if (xkb_supported) {
int errBase,
major = XkbMajorVersion,
#include "atoms.xmacro"
#undef xmacro
};
- xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_SUPPORTED, A_ATOM, 32, 7, supported_atoms);
+ xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_SUPPORTED, XCB_ATOM_ATOM, 32, 16, supported_atoms);
/* Set up the window manager’s name */
- xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_SUPPORTING_WM_CHECK, A_WINDOW, 32, 1, &root);
+ xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_SUPPORTING_WM_CHECK, XCB_ATOM_WINDOW, 32, 1, &root);
xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_WM_NAME, A_UTF8_STRING, 8, strlen("i3"), "i3");
- /* Set up i3 specific atoms like I3_SOCKET_PATH and I3_CONFIG_PATH */
- xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A_I3_SOCKET_PATH, A_UTF8_STRING, 8,
- (config.ipc_socket_path != NULL ? strlen(config.ipc_socket_path) : 0),
- config.ipc_socket_path);
- xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A_I3_CONFIG_PATH, A_UTF8_STRING, 8,
- strlen(current_configpath), current_configpath);
-
keysyms = xcb_key_symbols_alloc(conn);
xcb_get_numlock_mask(conn);
bool needs_tree_init = true;
if (layout_path) {
LOG("Trying to restore the layout from %s...", layout_path);
- needs_tree_init = !tree_restore(layout_path);
+ needs_tree_init = !tree_restore(layout_path, greply);
if (delete_layout_path)
unlink(layout_path);
free(layout_path);
}
if (needs_tree_init)
- tree_init();
+ tree_init(greply);
+
+ free(greply);
- if (force_xinerama) {
+ /* Force Xinerama (for drivers which don't support RandR yet, esp. the
+ * nVidia binary graphics driver), when specified either in the config
+ * file or on command-line */
+ if (force_xinerama || config.force_xinerama) {
xinerama_init();
} else {
DLOG("Checking for XRandR...\n");
randr_init(&randr_base);
}
- tree_render();
+ xcb_query_pointer_reply_t *pointerreply;
+ Output *output = NULL;
+ if (!(pointerreply = xcb_query_pointer_reply(conn, pointercookie, NULL))) {
+ ELOG("Could not query pointer position, using first screen\n");
+ output = get_first_output();
+ } else {
+ DLOG("Pointer at %d, %d\n", pointerreply->root_x, pointerreply->root_y);
+ output = get_output_containing(pointerreply->root_x, pointerreply->root_y);
+ if (!output) {
+ ELOG("ERROR: No screen at (%d, %d), starting on the first screen\n",
+ pointerreply->root_x, pointerreply->root_y);
+ output = get_first_output();
+ }
- struct ev_loop *loop = ev_loop_new(0);
- if (loop == NULL)
- die("Could not initialize libev. Bad LIBEV_FLAGS?\n");
+ con_focus(con_descend_focused(output_get_content(output->con)));
+ }
+
+ tree_render();
/* Create the UNIX domain socket for IPC */
- if (config.ipc_socket_path != NULL) {
- int ipc_socket = ipc_create_socket(config.ipc_socket_path);
- if (ipc_socket == -1) {
- ELOG("Could not create the IPC socket, IPC disabled\n");
- } else {
+ int ipc_socket = ipc_create_socket(config.ipc_socket_path);
+ if (ipc_socket == -1) {
+ ELOG("Could not create the IPC socket, IPC disabled\n");
+ } else {
+ free(config.ipc_socket_path);
+ struct ev_io *ipc_io = scalloc(sizeof(struct ev_io));
+ ev_io_init(ipc_io, ipc_new_client, ipc_socket, EV_READ);
+ ev_io_start(main_loop, ipc_io);
+ }
+
+ /* Also handle the UNIX domain sockets passed via socket activation */
+ int fds = sd_listen_fds(1);
+ if (fds < 0)
+ ELOG("socket activation: Error in sd_listen_fds\n");
+ else if (fds == 0)
+ DLOG("socket activation: no sockets passed\n");
+ else {
+ for (int fd = SD_LISTEN_FDS_START; fd < (SD_LISTEN_FDS_START + fds); fd++) {
+ DLOG("socket activation: also listening on fd %d\n", fd);
struct ev_io *ipc_io = scalloc(sizeof(struct ev_io));
- ev_io_init(ipc_io, ipc_new_client, ipc_socket, EV_READ);
- ev_io_start(loop, ipc_io);
+ ev_io_init(ipc_io, ipc_new_client, fd, EV_READ);
+ ev_io_start(main_loop, ipc_io);
}
}
+ /* Set up i3 specific atoms like I3_SOCKET_PATH and I3_CONFIG_PATH */
+ x_set_i3_atoms();
+
struct ev_io *xcb_watcher = scalloc(sizeof(struct ev_io));
struct ev_io *xkb = scalloc(sizeof(struct ev_io));
struct ev_check *xcb_check = scalloc(sizeof(struct ev_check));
struct ev_prepare *xcb_prepare = scalloc(sizeof(struct ev_prepare));
ev_io_init(xcb_watcher, xcb_got_event, xcb_get_file_descriptor(conn), EV_READ);
- ev_io_start(loop, xcb_watcher);
+ ev_io_start(main_loop, xcb_watcher);
if (xkb_supported) {
ev_io_init(xkb, xkb_got_event, ConnectionNumber(xkbdpy), EV_READ);
- ev_io_start(loop, xkb);
+ ev_io_start(main_loop, xkb);
/* Flush the buffer so that libev can properly get new events */
XFlush(xkbdpy);
}
ev_check_init(xcb_check, xcb_check_cb);
- ev_check_start(loop, xcb_check);
+ ev_check_start(main_loop, xcb_check);
ev_prepare_init(xcb_prepare, xcb_prepare_cb);
- ev_prepare_start(loop, xcb_prepare);
+ ev_prepare_start(main_loop, xcb_prepare);
xcb_flush(conn);
}
}
- ev_loop(loop, 0);
+ /* Autostarting exec_always-lines */
+ struct Autostart *exec_always;
+ TAILQ_FOREACH(exec_always, &autostarts_always, autostarts_always) {
+ LOG("auto-starting (always!) %s\n", exec_always->command);
+ start_application(exec_always->command);
+ }
+
+ /* Make sure to destroy the event loop to invoke the cleeanup callbacks
+ * when calling exit() */
+ atexit(i3_exit);
+
+ ev_loop(main_loop, 0);
}