-#include <stdlib.h>
+/* * Copyright (c) 2012-2013 Bastien Dejean
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation and/or
+ * other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
#include <stdio.h>
+#include <stdlib.h>
#include <string.h>
-#include <unistd.h>
-#include <signal.h>
-#include <fcntl.h>
-#include <sys/socket.h>
-#include <sys/un.h>
#include <sys/select.h>
-#include <sys/stat.h>
+#ifdef __OpenBSD__
+#include <sys/types.h>
+#endif
#include <sys/wait.h>
-#include <xcb/xcb.h>
-#include <xcb/xcb_event.h>
-#include <xcb/xcb_ewmh.h>
-#include <xcb/randr.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <signal.h>
+#include <unistd.h>
#include "types.h"
+#include "desktop.h"
+#include "monitor.h"
#include "settings.h"
#include "messages.h"
-#include "rules.h"
+#include "subscribe.h"
#include "events.h"
#include "common.h"
-#include "helpers.h"
#include "window.h"
-#include "bspwm.h"
-#include "tree.h"
+#include "history.h"
+#include "stack.h"
#include "ewmh.h"
-
-void quit(void)
-{
- running = false;
-}
-
-void cleanup(void)
-{
- while (mon_head != NULL)
- remove_monitor(mon_head);
- while (rule_head != NULL)
- remove_rule(rule_head);
- free(frozen_pointer);
-}
-
-void register_events(void)
-{
- uint32_t values[] = {ROOT_EVENT_MASK};
- xcb_generic_error_t *e = xcb_request_check(dpy, xcb_change_window_attributes_checked(dpy, root, XCB_CW_EVENT_MASK, values));
- if (e != NULL) {
- xcb_disconnect(dpy);
- err("Another window manager is already running.\n");
- }
-}
-
-bool import_monitors(void)
-{
- PUTS("import monitors");
- xcb_randr_get_screen_resources_current_reply_t *sres = xcb_randr_get_screen_resources_current_reply(dpy, xcb_randr_get_screen_resources_current(dpy, root), NULL);
- if (sres == NULL)
- return false;
-
- int len = xcb_randr_get_screen_resources_current_outputs_length(sres);
- xcb_randr_output_t *outputs = xcb_randr_get_screen_resources_current_outputs(sres);
-
- xcb_randr_get_output_info_cookie_t cookies[len];
- for (int i = 0; i < len; i++)
- cookies[i] = xcb_randr_get_output_info(dpy, outputs[i], XCB_CURRENT_TIME);
-
- for (monitor_t *m = mon_head; m != NULL; m = m->next)
- m->wired = false;
-
- monitor_t *mm = NULL;
- unsigned int num = 0;
-
- for (int i = 0; i < len; i++) {
- xcb_randr_get_output_info_reply_t *info = xcb_randr_get_output_info_reply(dpy, cookies[i], NULL);
- if (info != NULL && info->crtc != XCB_NONE) {
-
- xcb_randr_get_crtc_info_reply_t *cir = xcb_randr_get_crtc_info_reply(dpy, xcb_randr_get_crtc_info(dpy, info->crtc, XCB_CURRENT_TIME), NULL);
- if (cir != NULL) {
- xcb_rectangle_t rect = (xcb_rectangle_t) {cir->x, cir->y, cir->width, cir->height};
- mm = get_monitor_by_id(outputs[i]);
- if (mm != NULL) {
- mm->rectangle = rect;
- for (desktop_t *d = mm->desk_head; d != NULL; d = d->next)
- for (node_t *n = first_extrema(d->root); n != NULL; n = next_leaf(n, d->root))
- fit_monitor(mm, n->client);
- arrange(mm, mm->desk);
- mm->wired = true;
- PRINTF("update monitor %s (0x%X)\n", mm->name, mm->id);
- } else {
- mm = add_monitor(&rect);
- char *name = (char *)xcb_randr_get_output_info_name(info);
- size_t name_len = MIN(sizeof(mm->name), (size_t)xcb_randr_get_output_info_name_length(info));
- strncpy(mm->name, name, name_len);
- mm->name[name_len] = '\0';
- mm->id = outputs[i];
- add_desktop(mm, make_desktop(NULL));
- PRINTF("add monitor %s (0x%X)\n", mm->name, mm->id);
- }
- num++;
- }
- free(cir);
- }
- free(info);
- }
-
- monitor_t *m = mon_head;
- while (m != NULL) {
- monitor_t *next = m->next;
- if (!m->wired) {
- PRINTF("remove monitor %s (0x%X)\n", m->name, m->id);
- merge_monitors(m, mm);
- remove_monitor(m);
- }
- m = next;
- }
-
- free(sres);
- put_status();
- update_motion_recorder();
- return (num_monitors > 0);
-}
-
-void init(void)
-{
- num_monitors = num_desktops = num_clients = 0;
- monitor_uid = desktop_uid = client_uid = rule_uid = 0;
- mon = last_mon = mon_head = mon_tail = NULL;
- rule_head = rule_tail = NULL;
- randr_base = 0;
- split_mode = MODE_AUTOMATIC;
- visible = true;
- exit_status = 0;
-}
-
-void setup(void)
-{
- init();
- ewmh_init();
- screen = xcb_setup_roots_iterator(xcb_get_setup(dpy)).data;
- if (screen == NULL)
- err("Can't acquire the default screen.\n");
- root = screen->root;
- register_events();
-
- screen_width = screen->width_in_pixels;
- screen_height = screen->height_in_pixels;
- root_depth = screen->root_depth;
-
- uint32_t mask = XCB_CW_EVENT_MASK;
- uint32_t values[] = {XCB_EVENT_MASK_POINTER_MOTION};
- motion_recorder = xcb_generate_id(dpy);
- xcb_create_window(dpy, XCB_COPY_FROM_PARENT, motion_recorder, root, 0, 0, screen_width, screen_height, 0, XCB_WINDOW_CLASS_INPUT_ONLY, XCB_COPY_FROM_PARENT, mask, values);
-
- xcb_atom_t net_atoms[] = {ewmh->_NET_SUPPORTED,
- ewmh->_NET_DESKTOP_NAMES,
- ewmh->_NET_NUMBER_OF_DESKTOPS,
- ewmh->_NET_CURRENT_DESKTOP,
- ewmh->_NET_CLIENT_LIST,
- ewmh->_NET_ACTIVE_WINDOW,
- ewmh->_NET_WM_DESKTOP,
- ewmh->_NET_WM_STATE,
- ewmh->_NET_WM_STATE_FULLSCREEN,
- ewmh->_NET_WM_STATE_DEMANDS_ATTENTION,
- ewmh->_NET_WM_WINDOW_TYPE,
- ewmh->_NET_WM_WINDOW_TYPE_DOCK,
- ewmh->_NET_WM_WINDOW_TYPE_NOTIFICATION,
- ewmh->_NET_WM_WINDOW_TYPE_DIALOG,
- ewmh->_NET_WM_WINDOW_TYPE_UTILITY,
- ewmh->_NET_WM_WINDOW_TYPE_TOOLBAR};
-
- xcb_ewmh_set_supported(ewmh, default_screen, LENGTH(net_atoms), net_atoms);
-
- xcb_intern_atom_reply_t *iar = xcb_intern_atom_reply(dpy, xcb_intern_atom(dpy, 0, strlen("_COMPTON_SHADOW"), "_COMPTON_SHADOW"), NULL);
-
- if (iar != NULL) {
- compton_shadow = iar->atom;
- free(iar);
- }
-
- const xcb_query_extension_reply_t *qep = xcb_get_extension_data(dpy, &xcb_randr_id);
- if (qep->present && import_monitors()) {
- randr_base = qep->first_event;
- xcb_randr_select_input(dpy, root, XCB_RANDR_NOTIFY_MASK_SCREEN_CHANGE);
- } else {
- warn("Couldn't retrieve monitors via RandR.\n");
- xcb_rectangle_t rect = (xcb_rectangle_t) {0, 0, screen_width, screen_height};
- monitor_t *m = add_monitor(&rect);
- add_desktop(m, make_desktop(NULL));
- }
-
- ewmh_update_number_of_desktops();
- ewmh_update_desktop_names();
- ewmh_update_current_desktop();
- frozen_pointer = make_pointer_state();
-}
+#include "rule.h"
+#include "bspwm.h"
int main(int argc, char *argv[])
{
fd_set descriptors;
char socket_path[MAXLEN];
- char *fifo_path = NULL;
- status_prefix = NULL;
- int sock_fd, ret_fd, dpy_fd, sel, n;
+ config_path[0] = '\0';
+ int sock_fd, cli_fd, dpy_fd, max_fd, n;
struct sockaddr_un sock_address;
- size_t rsplen = 0;
+ size_t rsp_len = 0;
char msg[BUFSIZ] = {0};
char rsp[BUFSIZ] = {0};
xcb_generic_event_t *event;
char opt;
- while ((opt = getopt(argc, argv, "hvs:p:")) != -1) {
+ while ((opt = getopt(argc, argv, "hvc:")) != -1) {
switch (opt) {
case 'h':
- printf("bspwm [-h|-v|-s PANEL_FIFO|-p PANEL_PREFIX]\n");
+ printf(WM_NAME " [-h|-v|-c CONFIG_PATH]\n");
exit(EXIT_SUCCESS);
break;
case 'v':
printf("%s\n", VERSION);
exit(EXIT_SUCCESS);
break;
- case 's':
- fifo_path = optarg;
- break;
- case 'p':
- status_prefix = optarg;
+ case 'c':
+ snprintf(config_path, sizeof(config_path), "%s", optarg);
break;
}
}
- running = true;
+ if (config_path[0] == '\0') {
+ char *config_home = getenv(CONFIG_HOME_ENV);
+ if (config_home != NULL)
+ snprintf(config_path, sizeof(config_path), "%s/%s/%s", config_home, WM_NAME, CONFIG_NAME);
+ else
+ snprintf(config_path, sizeof(config_path), "%s/%s/%s/%s", getenv("HOME"), ".config", WM_NAME, CONFIG_NAME);
+ }
+
dpy = xcb_connect(NULL, &default_screen);
if (xcb_connection_has_error(dpy))
dpy_fd = xcb_get_file_descriptor(dpy);
char *sp = getenv(SOCKET_ENV_VAR);
- strncpy(socket_path, (sp == NULL ? DEFAULT_SOCKET_PATH : sp), sizeof(socket_path));
+ snprintf(socket_path, sizeof(socket_path), "%s", (sp == NULL ? DEFAULT_SOCKET_PATH : sp));
sock_address.sun_family = AF_UNIX;
- strncpy(sock_address.sun_path, socket_path, sizeof(sock_address.sun_path));
+ snprintf(sock_address.sun_path, sizeof(sock_address.sun_path), "%s", socket_path);
unlink(socket_path);
sock_fd = socket(AF_UNIX, SOCK_STREAM, 0);
if (listen(sock_fd, SOMAXCONN) == -1)
err("Couldn't listen to the socket.\n");
- sel = MAX(sock_fd, dpy_fd) + 1;
-
- if (fifo_path != NULL) {
- int fifo_fd = open(fifo_path, O_RDWR | O_NONBLOCK);
- if (fifo_fd != -1)
- status_fifo = fdopen(fifo_fd, "w");
- else
- warn("Couldn't open status fifo.\n");
- }
-
+ signal(SIGCHLD, sig_handler);
+ signal(SIGPIPE, SIG_IGN);
load_settings();
- run_autostart();
- ewmh_update_wm_name();
+ run_config();
+ running = true;
while (running) {
FD_ZERO(&descriptors);
FD_SET(sock_fd, &descriptors);
FD_SET(dpy_fd, &descriptors);
+ max_fd = MAX(sock_fd, dpy_fd);
+ for (pending_rule_t *pr = pending_rule_head; pr != NULL; pr = pr->next) {
+ FD_SET(pr->fd, &descriptors);
+ if (pr->fd > max_fd)
+ max_fd = pr->fd;
+ }
- if (select(sel, &descriptors, NULL, NULL, NULL) > 0) {
+ if (select(max_fd + 1, &descriptors, NULL, NULL, NULL) > 0) {
+
+ pending_rule_t *pr = pending_rule_head;
+ while (pr != NULL) {
+ pending_rule_t *next = pr->next;
+ if (FD_ISSET(pr->fd, &descriptors)) {
+ manage_window(pr->win, pr->csq, pr->fd);
+ remove_pending_rule(pr);
+ }
+ pr = next;
+ }
if (FD_ISSET(sock_fd, &descriptors)) {
- ret_fd = accept(sock_fd, NULL, 0);
- if (ret_fd > 0 && (n = recv(ret_fd, msg, sizeof(msg), 0)) > 0) {
+ cli_fd = accept(sock_fd, NULL, 0);
+ if (cli_fd > 0 && (n = recv(cli_fd, msg, sizeof(msg), 0)) > 0) {
msg[n] = '\0';
- process_message(msg, rsp);
- rsplen = strlen(rsp);
- if (rsp[rsplen - 1] == '\n')
- rsp[--rsplen] = '\0';
- send(ret_fd, rsp, rsplen, 0);
- close(ret_fd);
+ if (handle_message(msg, n, rsp)) {
+ rsp_len = strlen(rsp);
+ } else {
+ rsp[0] = MESSAGE_FAILURE;
+ rsp_len = 1;
+ }
+ if (rsp_len == 1 && rsp[0] == MESSAGE_SUBSCRIBE) {
+ add_subscriber(cli_fd);
+ } else {
+ send(cli_fd, rsp, rsp_len, 0);
+ close(cli_fd);
+ }
rsp[0] = '\0';
}
}
free(event);
}
}
-
}
if (xcb_connection_has_error(dpy))
cleanup();
close(sock_fd);
- if (status_fifo != NULL)
- fclose(status_fifo);
xcb_ewmh_connection_wipe(ewmh);
xcb_destroy_window(dpy, motion_recorder);
free(ewmh);
xcb_disconnect(dpy);
return exit_status;
}
+
+void init(void)
+{
+ num_monitors = num_desktops = num_clients = 0;
+ monitor_uid = desktop_uid = 0;
+ mon = mon_head = mon_tail = pri_mon = NULL;
+ history_head = history_tail = history_needle = NULL;
+ stack_head = stack_tail = NULL;
+ subscribe_head = subscribe_tail = NULL;
+ pending_rule_head = pending_rule_tail = NULL;
+ last_motion_time = last_motion_x = last_motion_y = 0;
+ visible = auto_raise = sticky_still = record_history = true;
+ randr_base = 0;
+ exit_status = 0;
+}
+
+void setup(void)
+{
+ init();
+ ewmh_init();
+ screen = xcb_setup_roots_iterator(xcb_get_setup(dpy)).data;
+ if (screen == NULL)
+ err("Can't acquire the default screen.\n");
+ root = screen->root;
+ register_events();
+
+ screen_width = screen->width_in_pixels;
+ screen_height = screen->height_in_pixels;
+ root_depth = screen->root_depth;
+
+ uint32_t mask = XCB_CW_EVENT_MASK;
+ uint32_t values[] = {XCB_EVENT_MASK_POINTER_MOTION};
+ motion_recorder = xcb_generate_id(dpy);
+ xcb_create_window(dpy, XCB_COPY_FROM_PARENT, motion_recorder, root, 0, 0, screen_width, screen_height, 0, XCB_WINDOW_CLASS_INPUT_ONLY, XCB_COPY_FROM_PARENT, mask, values);
+
+ xcb_atom_t net_atoms[] = {ewmh->_NET_SUPPORTED,
+ ewmh->_NET_SUPPORTING_WM_CHECK,
+ ewmh->_NET_DESKTOP_NAMES,
+ ewmh->_NET_NUMBER_OF_DESKTOPS,
+ ewmh->_NET_CURRENT_DESKTOP,
+ ewmh->_NET_CLIENT_LIST,
+ ewmh->_NET_ACTIVE_WINDOW,
+ ewmh->_NET_CLOSE_WINDOW,
+ ewmh->_NET_WM_DESKTOP,
+ ewmh->_NET_WM_STATE,
+ ewmh->_NET_WM_STATE_FULLSCREEN,
+ ewmh->_NET_WM_STATE_STICKY,
+ ewmh->_NET_WM_STATE_DEMANDS_ATTENTION,
+ ewmh->_NET_WM_WINDOW_TYPE,
+ ewmh->_NET_WM_WINDOW_TYPE_DOCK,
+ ewmh->_NET_WM_WINDOW_TYPE_DESKTOP,
+ ewmh->_NET_WM_WINDOW_TYPE_NOTIFICATION,
+ ewmh->_NET_WM_WINDOW_TYPE_DIALOG,
+ ewmh->_NET_WM_WINDOW_TYPE_UTILITY,
+ ewmh->_NET_WM_WINDOW_TYPE_TOOLBAR};
+
+ xcb_ewmh_set_supported(ewmh, default_screen, LENGTH(net_atoms), net_atoms);
+ ewmh_set_supporting(motion_recorder);
+
+#define GETATOM(a) \
+ get_atom(#a, &a);
+ GETATOM(WM_DELETE_WINDOW)
+ GETATOM(WM_TAKE_FOCUS)
+ GETATOM(_BSPWM_FLOATING_WINDOW)
+ GETATOM(_NET_WM_WINDOW_OPACITY)
+#undef GETATOM
+
+ const xcb_query_extension_reply_t *qep = xcb_get_extension_data(dpy, &xcb_randr_id);
+ if (qep->present && import_monitors()) {
+ randr = true;
+ randr_base = qep->first_event;
+ xcb_randr_select_input(dpy, root, XCB_RANDR_NOTIFY_MASK_SCREEN_CHANGE);
+ } else {
+ randr = false;
+ warn("Couldn't retrieve monitors via RandR.\n");
+ xcb_rectangle_t rect = (xcb_rectangle_t) {0, 0, screen_width, screen_height};
+ monitor_t *m = add_monitor(rect);
+ add_desktop(m, make_desktop(NULL));
+ }
+
+ ewmh_update_number_of_desktops();
+ ewmh_update_desktop_names();
+ ewmh_update_current_desktop();
+ frozen_pointer = make_pointer_state();
+ xcb_get_input_focus_reply_t *ifo = xcb_get_input_focus_reply(dpy, xcb_get_input_focus(dpy), NULL);
+ if (ifo != NULL && (ifo->focus == XCB_INPUT_FOCUS_POINTER_ROOT || ifo->focus == XCB_NONE))
+ clear_input_focus();
+ free(ifo);
+}
+
+void register_events(void)
+{
+ uint32_t values[] = {ROOT_EVENT_MASK};
+ xcb_generic_error_t *e = xcb_request_check(dpy, xcb_change_window_attributes_checked(dpy, root, XCB_CW_EVENT_MASK, values));
+ if (e != NULL) {
+ xcb_disconnect(dpy);
+ err("Another window manager is already running.\n");
+ }
+}
+
+void quit(void)
+{
+ running = false;
+}
+
+void cleanup(void)
+{
+ while (mon_head != NULL)
+ remove_monitor(mon_head);
+ while (stack_head != NULL)
+ remove_stack(stack_head);
+ while (subscribe_head != NULL)
+ remove_subscriber(subscribe_head);
+ while (pending_rule_head != NULL)
+ remove_pending_rule(pending_rule_head);
+ empty_history();
+ free(frozen_pointer);
+}
+
+void put_status(void)
+{
+ subscriber_list_t *sb = subscribe_head;
+ while (sb != NULL) {
+ subscriber_list_t *next = sb->next;
+ feed_subscriber(sb);
+ sb = next;
+ }
+}
+
+void sig_handler(int sig)
+{
+ signal(sig, sig_handler);
+ if (sig == SIGCHLD)
+ while (waitpid(-1, 0, WNOHANG) > 0)
+ ;
+}