int main(void)
{
fd_set descriptors;
char socket_path[BUFSIZ];
int sock_fd, ret_fd, dpy_fd, sel, n;
struct sockaddr_un sock_address;
char msg[BUFSIZ] = {0};
char rsp[BUFSIZ] = {0};
xcb_generic_event_t *event;
running = true;
dpy = xcb_connect(NULL, &default_screen);
if (xcb_connection_has_error(dpy))
die("error: cannot open display\n");
setup();
register_events();
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));
sock_address.sun_family = AF_UNIX;
strncpy(sock_address.sun_path, socket_path, sizeof(sock_address.sun_path));
unlink(socket_path);
sock_fd = socket(AF_UNIX, SOCK_STREAM, 0);
if (sock_fd == -1)
die("error: could not create socket\n");
bind(sock_fd, (struct sockaddr *) &sock_address, sizeof(sock_address));
listen(sock_fd, SOMAXCONN);
sel = MAX(sock_fd, dpy_fd) + 1;
load_settings();
run_autostart();
ewmh_update_wm_name();
update_root_dimensions();
while (running) {
xcb_flush(dpy);
FD_ZERO(&descriptors);
FD_SET(sock_fd, &descriptors);
FD_SET(dpy_fd, &descriptors);
if (select(sel, &descriptors, NULL, NULL, NULL)) {
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) {
msg[n] = '\0';
process_message(msg, rsp);
send(ret_fd, rsp, strlen(rsp), 0);
close(ret_fd);
}
}
if (FD_ISSET(dpy_fd, &descriptors)) {
while ((event = xcb_poll_for_event(dpy)) != NULL) {
handle_event(event);
free(event);
}
}
}
if (xcb_connection_has_error(dpy)) {
die("connection has errors\n");
}
}
close(sock_fd);
xcb_ewmh_connection_wipe(ewmh);
free(ewmh);
xcb_flush(dpy);
xcb_disconnect(dpy);
return 0;
}
int main(int argc, char *argv[])
{
if (argc == 2 && strcmp(argv[1], "-v") == 0) {
printf("%s\n", VERSION);
exit(EXIT_SUCCESS);
}
fd_set descriptors;
char socket_path[MAXLEN];
int sock_fd, ret_fd, dpy_fd, sel, n;
struct sockaddr_un sock_address;
size_t rsplen = 0;
char msg[BUFSIZ] = {0};
char rsp[BUFSIZ] = {0};
xcb_generic_event_t *event;
running = true;
dpy = xcb_connect(NULL, &default_screen);
if (xcb_connection_has_error(dpy))
err("error: cannot open display\n");
setup();
register_events();
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));
sock_address.sun_family = AF_UNIX;
strncpy(sock_address.sun_path, socket_path, sizeof(sock_address.sun_path));
unlink(socket_path);
sock_fd = socket(AF_UNIX, SOCK_STREAM, 0);
if (sock_fd == -1)
err("error: could not create socket\n");
bind(sock_fd, (struct sockaddr *) &sock_address, sizeof(sock_address));
listen(sock_fd, SOMAXCONN);
sel = MAX(sock_fd, dpy_fd) + 1;
load_settings();
run_autostart();
grab_buttons();
ewmh_update_wm_name();
while (running) {
xcb_flush(dpy);
FD_ZERO(&descriptors);
FD_SET(sock_fd, &descriptors);
FD_SET(dpy_fd, &descriptors);
if (select(sel, &descriptors, NULL, NULL, NULL)) {
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) {
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);
rsp[0] = '\0';
}
}
if (FD_ISSET(dpy_fd, &descriptors)) {
while ((event = xcb_poll_for_event(dpy)) != NULL) {
handle_event(event);
free(event);
}
}
}
if (xcb_connection_has_error(dpy)) {
err("connection has errors\n");
}
}
close(sock_fd);
xcb_ewmh_connection_wipe(ewmh);
free(ewmh);
xcb_flush(dpy);
xcb_disconnect(dpy);
return 0;
}
