int main(int argc, char* argv[]) {
gint error = 0;
options_init(argc - 1, argv + 1);
INFO("Starting up.");
descriptor_init();
DEBUG("Disabling SIGPIPE.");
signal(SIGPIPE, SIG_IGN);
DEBUG("Creating ZeroMQ context.");
gpointer zmq_context = zmq_init(options_zmq_io_threads());
if (zmq_context == NULL) {
PERROR("main(zmq_init)");
error = 1;
goto err0;
}
DEBUG("Creating server on port %s.", options_port());
gint socket = socket_server(options_port());
if (socket == -1) {
error = 1;
goto err1;
}
INFO("Initialising Lua API.");
lua_api_init(zmq_context, argc - 1, argv + 1);
lua_State* lua = lua_api_get();
DEBUG("Running " LUA_START_FILE);
if (luaL_dofile(lua, LUA_START_FILE) == 1) {
ERROR("%s", lua_tostring(lua, -1));
error = 1;
goto err2;
}
io_mainloop(socket);
err2:
DEBUG("Closing server socket.");
socket_close(socket);
err1:
DEBUG("Terminating ZeroMQ context.");
/* This is separate from lua_api_deinit() to prevent zmq_term() from
blocking forever. */
lua_zmq_deinit();
zmq_term(zmq_context);
err0:
DEBUG("Enabling SIGPIPE.");
signal(SIGPIPE, SIG_DFL);
options_deinit();
descriptor_deinit();
if (lua_api_get() != NULL) {
DEBUG("Closing Lua state.");
lua_api_deinit();
}
return error;
}
static void deinit(void) {
// others...
sb_deinit();
ti_deinit();
ts_deinit();
tl_deinit();
comm_deinit();
options_deinit();
}
int
main(int argc, const char *argv[])
{
#ifndef WIN32
struct sigaction act;
#endif
#ifdef ENABLE_LOCALE
#ifndef ENABLE_NLS
G_GNUC_UNUSED
#endif
const char *charset = NULL;
#endif
GIOChannel *keyboard_channel;
#ifdef ENABLE_LIRC
int lirc_socket;
GIOChannel *lirc_channel = NULL;
#endif
GIOChannel *sigwinch_channel = NULL;
#ifdef ENABLE_LOCALE
/* time and date formatting */
setlocale(LC_TIME,"");
/* care about sorting order etc */
setlocale(LC_COLLATE,"");
/* charset */
setlocale(LC_CTYPE,"");
/* initialize charset conversions */
charset = charset_init();
/* initialize i18n support */
#endif
#ifdef ENABLE_NLS
setlocale(LC_MESSAGES, "");
bindtextdomain(GETTEXT_PACKAGE, LOCALE_DIR);
#ifdef ENABLE_LOCALE
bind_textdomain_codeset(GETTEXT_PACKAGE, charset);
#endif
textdomain(GETTEXT_PACKAGE);
#endif
/* initialize options */
options_init();
/* parse command line options - 1 pass get configuration files */
options_parse(argc, argv);
#ifndef NCMPC_MINI
/* read configuration */
read_configuration();
/* check key bindings */
check_key_bindings(NULL, NULL, 0);
#endif
/* parse command line options - 2 pass */
options_parse(argc, argv);
#ifndef WIN32
/* setup signal behavior - SIGINT */
sigemptyset(&act.sa_mask);
act.sa_flags = 0;
act.sa_handler = catch_sigint;
if (sigaction(SIGINT, &act, NULL) < 0) {
perror("signal");
exit(EXIT_FAILURE);
}
/* setup signal behavior - SIGTERM */
act.sa_handler = catch_sigint;
if (sigaction(SIGTERM, &act, NULL) < 0) {
perror("sigaction()");
exit(EXIT_FAILURE);
}
/* setup signal behavior - SIGCONT */
act.sa_handler = catch_sigcont;
if (sigaction(SIGCONT, &act, NULL) < 0) {
perror("sigaction(SIGCONT)");
exit(EXIT_FAILURE);
}
/* setup signal behaviour - SIGHUP*/
act.sa_handler = catch_sigint;
if (sigaction(SIGHUP, &act, NULL) < 0) {
perror("sigaction(SIGHUP)");
exit(EXIT_FAILURE);
}
/* setup SIGWINCH */
act.sa_flags = SA_RESTART;
act.sa_handler = catch_sigwinch;
if (sigaction(SIGWINCH, &act, NULL) < 0) {
perror("sigaction(SIGWINCH)");
exit(EXIT_FAILURE);
}
/* ignore SIGPIPE */
act.sa_handler = SIG_IGN;
if (sigaction(SIGPIPE, &act, NULL) < 0) {
perror("sigaction(SIGPIPE)");
exit(EXIT_FAILURE);
}
#endif
ncu_init();
#ifdef ENABLE_LYRICS_SCREEN
lyrics_init();
#endif
/* create mpdclient instance */
mpd = mpdclient_new();
/* initialize curses */
screen_init(mpd);
/* the main loop */
main_loop = g_main_loop_new(NULL, FALSE);
/* watch out for keyboard input */
keyboard_channel = g_io_channel_unix_new(STDIN_FILENO);
g_io_add_watch(keyboard_channel, G_IO_IN, keyboard_event, NULL);
#ifdef ENABLE_LIRC
/* watch out for lirc input */
lirc_socket = ncmpc_lirc_open();
if (lirc_socket >= 0) {
lirc_channel = g_io_channel_unix_new(lirc_socket);
g_io_add_watch(lirc_channel, G_IO_IN, lirc_event, NULL);
}
#endif
#ifndef WIN32
if (!pipe(sigwinch_pipes) &&
!fcntl(sigwinch_pipes[1], F_SETFL, O_NONBLOCK)) {
sigwinch_channel = g_io_channel_unix_new(sigwinch_pipes[0]);
g_io_add_watch(sigwinch_channel, G_IO_IN, sigwinch_event, NULL);
}
else {
perror("sigwinch pipe creation failed");
exit(EXIT_FAILURE);
}
#endif
/* attempt to connect */
reconnect_source_id = g_timeout_add(1, timer_reconnect, NULL);
auto_update_timer();
#ifndef NCMPC_MINI
check_key_bindings_source_id = g_timeout_add(10000, timer_check_key_bindings, NULL);
#endif
screen_paint(mpd);
g_main_loop_run(main_loop);
/* cleanup */
cancel_seek_timer();
disable_update_timer();
if (reconnect_source_id != 0)
g_source_remove(reconnect_source_id);
#ifndef NCMPC_MINI
if (check_key_bindings_source_id != 0)
g_source_remove(check_key_bindings_source_id);
#endif
g_main_loop_unref(main_loop);
g_io_channel_unref(keyboard_channel);
g_io_channel_unref(sigwinch_channel);
close(sigwinch_pipes[0]);
close(sigwinch_pipes[1]);
#ifdef ENABLE_LIRC
if (lirc_socket >= 0)
g_io_channel_unref(lirc_channel);
ncmpc_lirc_close();
#endif
exit_and_cleanup();
#ifdef ENABLE_LYRICS_SCREEN
lyrics_deinit();
#endif
ncu_deinit();
options_deinit();
return 0;
}
