/**
* meta_run: (skip)
*
* Runs mutter. Call this after completing initialization that doesn't require
* an event loop.
*
* Return value: mutter's exit status
*/
int
meta_run (void)
{
/* Load prefs */
meta_prefs_init ();
meta_prefs_add_listener (prefs_changed_callback, NULL);
meta_ui_set_current_theme (meta_prefs_get_theme ());
/* Try to find some theme that'll work if the theme preference
* doesn't exist. First try Simple (the default theme) then just
* try anything in the themes directory.
*/
if (!meta_ui_have_a_theme ())
meta_ui_set_current_theme ("Simple");
if (!meta_ui_have_a_theme ())
{
const char *dir_entry = NULL;
GError *err = NULL;
GDir *themes_dir = NULL;
if (!(themes_dir = g_dir_open (MUTTER_DATADIR"/themes", 0, &err)))
{
meta_fatal (_("Failed to scan themes directory: %s\n"), err->message);
g_error_free (err);
}
else
{
while (((dir_entry = g_dir_read_name (themes_dir)) != NULL) &&
(!meta_ui_have_a_theme ()))
{
meta_ui_set_current_theme (dir_entry);
}
g_dir_close (themes_dir);
}
}
if (!meta_ui_have_a_theme ())
meta_fatal (_("Could not find a theme! Be sure %s exists and contains the usual themes.\n"),
MUTTER_DATADIR"/themes");
if (!meta_display_open ())
meta_exit (META_EXIT_ERROR);
g_main_loop_run (meta_main_loop);
meta_finalize ();
return meta_exit_code;
}
int main (int argc, char *argv[]) {
const char *const_str = "ThisStringIsUsedToTestWriteOfMetadata";
char *str;
uint8_t size, type;
struct bitio *bd;
bd = bopen("metadata_test.dat", 'w');
if (bd == NULL)
goto error;
meta_write(bd, 1, (void*)const_str, strlen(const_str) + 1);
meta_write(bd, 2, (void*)const_str, 2);
meta_finalize(bd);
bclose(bd);
bd = bopen("metadata_test.dat", 'r');
if (bd == NULL)
goto error;
str = meta_read(bd, &type, &size);
if (strcmp(str, const_str) != 0 || type != 1 || size != strlen(str) + 1)
goto error;
str = meta_read(bd, &type, &size);
if (str[0] != const_str[0] || str[1] != const_str[1] || type != 2 || size != 2)
goto error;
bclose(bd);
unlink("metadata_test.dat");
exit(EXIT_SUCCESS);
error:
bclose(bd);
unlink("metadata_test.dat");
exit(EXIT_FAILURE);
}
/**
* meta_run: (skip)
*
* Runs muffin. Call this after completing your own initialization.
*
* Return value: muffin's exit status
*/
int
meta_run (void)
{
const gchar *log_domains[] = {
NULL, G_LOG_DOMAIN, "Gtk", "Gdk", "GLib",
"Pango", "GLib-GObject", "GThread"
};
guint i;
/* Load prefs */
meta_prefs_init ();
meta_prefs_add_listener (prefs_changed_callback, NULL);
for (i=0; i<G_N_ELEMENTS(log_domains); i++)
g_log_set_handler (log_domains[i],
G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL | G_LOG_FLAG_RECURSION,
log_handler, NULL);
if (g_getenv ("MUFFIN_G_FATAL_WARNINGS") != NULL)
g_log_set_always_fatal (G_LOG_LEVEL_MASK);
meta_ui_set_current_theme (meta_prefs_get_theme (), FALSE);
if (!meta_ui_have_a_theme ())
{
meta_ui_set_current_theme ("Default", FALSE);
meta_warning (_("Could not find theme %s. Falling back to default theme."), meta_prefs_get_theme ());
}
/* Connect to SM as late as possible - but before managing display,
* or we might try to manage a window before we have the session
* info
*/
if (!opt_disable_sm)
{
if (opt_client_id == NULL)
{
const gchar *desktop_autostart_id;
desktop_autostart_id = g_getenv ("DESKTOP_AUTOSTART_ID");
if (desktop_autostart_id != NULL)
opt_client_id = g_strdup (desktop_autostart_id);
}
/* Unset DESKTOP_AUTOSTART_ID in order to avoid child processes to
* use the same client id. */
g_unsetenv ("DESKTOP_AUTOSTART_ID");
meta_session_init (opt_client_id, opt_save_file);
}
/* Free memory possibly allocated by the argument parsing which are
* no longer needed.
*/
g_free (opt_save_file);
g_free (opt_display_name);
g_free (opt_client_id);
if (!meta_display_open ())
meta_exit (META_EXIT_ERROR);
g_main_loop_run (meta_main_loop);
meta_finalize ();
return meta_exit_code;
}
/**
* meta_run: (skip)
*
* Runs muffin. Call this after completing your own initialization.
*
* Return value: muffin's exit status
*/
int
meta_run (void)
{
const gchar *log_domains[] = {
NULL, G_LOG_DOMAIN, "Gtk", "Gdk", "GLib",
"Pango", "GLib-GObject", "GThread"
};
guint i;
/* Load prefs */
meta_prefs_init ();
meta_prefs_add_listener (prefs_changed_callback, NULL);
for (i=0; i<G_N_ELEMENTS(log_domains); i++)
g_log_set_handler (log_domains[i],
G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL | G_LOG_FLAG_RECURSION,
log_handler, NULL);
if (g_getenv ("MUFFIN_G_FATAL_WARNINGS") != NULL)
g_log_set_always_fatal (G_LOG_LEVEL_MASK);
meta_ui_set_current_theme (meta_prefs_get_theme (), FALSE);
/* Try to find some theme that'll work if the theme preference
* doesn't exist. First try Simple (the default theme) then just
* try anything in the themes directory.
*/
if (!meta_ui_have_a_theme ())
meta_ui_set_current_theme ("Simple", FALSE);
if (!meta_ui_have_a_theme ())
{
const char *dir_entry = NULL;
GError *err = NULL;
GDir *themes_dir = NULL;
if (!(themes_dir = g_dir_open (MUFFIN_DATADIR"/themes", 0, &err)))
{
meta_fatal (_("Failed to scan themes directory: %s\n"), err->message);
g_error_free (err);
}
else
{
while (((dir_entry = g_dir_read_name (themes_dir)) != NULL) &&
(!meta_ui_have_a_theme ()))
{
meta_ui_set_current_theme (dir_entry, FALSE);
}
g_dir_close (themes_dir);
}
}
if (!meta_ui_have_a_theme ())
meta_fatal (_("Could not find a theme! Be sure %s exists and contains the usual themes.\n"),
MUFFIN_DATADIR"/themes");
/* Connect to SM as late as possible - but before managing display,
* or we might try to manage a window before we have the session
* info
*/
if (!opt_disable_sm)
{
if (opt_client_id == NULL)
{
const gchar *desktop_autostart_id;
desktop_autostart_id = g_getenv ("DESKTOP_AUTOSTART_ID");
if (desktop_autostart_id != NULL)
opt_client_id = g_strdup (desktop_autostart_id);
}
/* Unset DESKTOP_AUTOSTART_ID in order to avoid child processes to
* use the same client id. */
g_unsetenv ("DESKTOP_AUTOSTART_ID");
meta_session_init (opt_client_id, opt_save_file);
}
/* Free memory possibly allocated by the argument parsing which are
* no longer needed.
*/
g_free (opt_save_file);
g_free (opt_display_name);
g_free (opt_client_id);
if (!meta_display_open ())
meta_exit (META_EXIT_ERROR);
g_main_loop_run (meta_main_loop);
meta_finalize ();
return meta_exit_code;
}
int64_t compress(const char* in_filename, const char* out_filename, uint32_t dict_size, uint32_t ht_size, uint8_t flags) {
struct bitio *bd = bstdout;
struct dictionary *d = NULL;
struct stat file_stat;
time_t t;
FILE *fin = stdin;
char *md5_str;
int c, read_count = 0;
uint8_t bits, initial_bits;
uint32_t bitMask, cur, next_record, y;
uint64_t filesize = 0;
unsigned char *md5;
if (out_filename != NULL && in_filename != NULL && strcmp(in_filename, out_filename) == 0) {
errno = EINVAL;
goto error;
}
if (in_filename != NULL) {
fin = fopen(in_filename, "r");
if (fin == NULL)
goto error;
}
if (out_filename != NULL) {
bd = bitio_open(out_filename, 'w');
if (bd == NULL)
goto error;
}
//write metadata
if (flags & META_DICT_SIZE)
if (meta_write(bd, META_DICT_SIZE, &dict_size, sizeof(dict_size)) < 0)
goto error;
if (flags & META_MD5) {
if (fin != stdin) {
int md5_size;
md5 = compute_digest(fin, "md5", &md5_size);
if (meta_write(bd, META_MD5, md5, md5_size) < 0)
goto error;
md5_str = sprinth(md5, md5_size);
PRINT(1, "md5sum:\t\t\t%s\n", md5_str);
free(md5);
free(md5_str);
}
else
PRINT(1, "md5sum:\t\t\tNot availabe when reading from stdin\n");
}
if ((flags & META_NAME) && in_filename != NULL) { //don't put META_NAME if input = stdin
c = path_len(in_filename);
if (meta_write(bd, META_NAME, (void*)&in_filename[c], strlen(in_filename) - c + 1) < 0)
goto error;
}
if ((flags & META_TIMESTAMP) && in_filename != NULL) { //don't put META_TIMESTAMP if input = stdin
fstat(fileno(fin), &file_stat);
t = file_stat.st_mtime;
if (meta_write(bd, META_TIMESTAMP, &t, sizeof(t)) < 0)
goto error;
}
if (meta_finalize(bd) < 0)
goto error;
d = dict_new(dict_size, 1, ht_size, NUM_SYMBOLS);
if (d == NULL)
goto error;
next_record = dict_init(d);
initial_bits = 0;
bitMask = 1;
while (bitMask < next_record) {
bitMask <<= 1;
initial_bits++;
}
bits = initial_bits;
bitMask = 1 << bits;
cur = ROOT_NODE;
for(;;) {
c = fgetc(fin);
if (c == EOF) {
//emit last word
if (emit(bd, cur, bits) < 0)
goto error;
//emit EOF
dict_lookup(d, ROOT_NODE, EOF_SYMBOL, &y);
if (emit(bd, y, bits) < 0)
goto error;
break;
}
filesize++;
if (VERBOSE_LEVEL > 0 && ++read_count >= COUNT_THRESHOLD) {
read_count = 0;
PRINT(1, ".");
}
if (!dict_lookup(d, cur, (uint16_t) c, &y)) { //node not found
if (emit(bd, cur, bits) < 0)
goto error;
dict_fill(d, y, cur, (uint16_t) c, next_record++);
if (next_record & bitMask) {
bitMask <<= 1;
bits++;
}
if (next_record == dict_size) {
next_record = dict_reinit(d);
bits = initial_bits;
bitMask = 1 << bits;
}
// search again starting from last unmatched symbol
dict_lookup(d, ROOT_NODE, (uint16_t) c, &y);
}
cur = dict_next(d, y);
}
PRINT(1, "\nCompression Finished\n\n");
dict_delete(d);
bitio_flush(bd);
if (bd != bstdout)
bitio_close(bd);
if (fin != NULL)
fclose(fin);
return filesize;
error:
PRINT(1, "\n");
dict_delete(d);
bitio_flush(bd);
if (bd != bstdout)
bitio_close(bd);
if (fin != NULL)
fclose(fin);
return -1;
}
/**
* This is where the story begins. It parses commandline options and
* environment variables, sets up the screen, hands control off to
* GTK, and cleans up afterwards.
*
* \param argc Number of arguments (as usual)
* \param argv Array of arguments (as usual)
*
* \bug It's a bit long. It would be good to split it out into separate
* functions.
*/
int
main (int argc, char **argv)
{
struct sigaction act;
sigset_t empty_mask;
MetaArguments meta_args;
const gchar *log_domains[] = {
NULL, G_LOG_DOMAIN, "Gtk", "Gdk", "GLib",
"Pango", "GLib-GObject", "GThread"
};
guint i;
GIOChannel *channel;
if (setlocale (LC_ALL, "") == NULL)
meta_warning ("Locale not understood by C library, internationalization will not work\n");
sigemptyset (&empty_mask);
act.sa_handler = SIG_IGN;
act.sa_mask = empty_mask;
act.sa_flags = 0;
if (sigaction (SIGPIPE, &act, NULL) < 0)
g_printerr ("Failed to register SIGPIPE handler: %s\n",
g_strerror (errno));
#ifdef SIGXFSZ
if (sigaction (SIGXFSZ, &act, NULL) < 0)
g_printerr ("Failed to register SIGXFSZ handler: %s\n",
g_strerror (errno));
#endif
if (pipe (sigterm_pipe_fds) != 0)
g_printerr ("Failed to create SIGTERM pipe: %s\n",
g_strerror (errno));
channel = g_io_channel_unix_new (sigterm_pipe_fds[0]);
g_io_channel_set_flags (channel, G_IO_FLAG_NONBLOCK, NULL);
g_io_add_watch (channel, G_IO_IN, (GIOFunc) on_sigterm, NULL);
g_io_channel_set_close_on_unref (channel, TRUE);
g_io_channel_unref (channel);
act.sa_handler = &sigterm_handler;
if (sigaction (SIGTERM, &act, NULL) < 0)
g_printerr ("Failed to register SIGTERM handler: %s\n",
g_strerror (errno));
if (g_getenv ("METACITY_VERBOSE"))
meta_set_verbose (TRUE);
if (g_getenv ("METACITY_DEBUG"))
meta_set_debugging (TRUE);
if (g_get_home_dir ())
if (chdir (g_get_home_dir ()) < 0)
meta_warning ("Could not change to home directory %s.\n",
g_get_home_dir ());
meta_print_self_identity ();
bindtextdomain (GETTEXT_PACKAGE, METACITY_LOCALEDIR);
bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
textdomain (GETTEXT_PACKAGE);
/* Parse command line arguments.*/
meta_parse_options (&argc, &argv, &meta_args);
meta_set_syncing (meta_args.sync || (g_getenv ("METACITY_SYNC") != NULL));
if (meta_args.print_version)
version ();
meta_select_display (meta_args.display_name);
if (meta_args.replace_wm)
meta_set_replace_current_wm (TRUE);
if (meta_args.save_file && meta_args.client_id)
meta_fatal ("Can't specify both SM save file and SM client id\n");
meta_main_loop = g_main_loop_new (NULL, FALSE);
meta_ui_init (&argc, &argv);
/* must be after UI init so we can override GDK handlers */
meta_errors_init ();
/* Load prefs */
meta_prefs_init ();
meta_prefs_add_listener (prefs_changed_callback, NULL);
#if 1
for (i=0; i<G_N_ELEMENTS(log_domains); i++)
g_log_set_handler (log_domains[i],
G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL | G_LOG_FLAG_RECURSION,
log_handler, NULL);
#endif
if (g_getenv ("METACITY_G_FATAL_WARNINGS") != NULL)
g_log_set_always_fatal (G_LOG_LEVEL_MASK);
meta_ui_set_current_theme (meta_prefs_get_theme (), FALSE);
/* Try to find some theme that'll work if the theme preference
* doesn't exist. First try Simple (the default theme) then just
* try anything in the themes directory.
*/
if (!meta_ui_have_a_theme ())
meta_ui_set_current_theme ("Simple", FALSE);
if (!meta_ui_have_a_theme ())
{
const char *dir_entry = NULL;
GError *err = NULL;
GDir *themes_dir = NULL;
if (!(themes_dir = g_dir_open (METACITY_DATADIR"/themes", 0, &err)))
{
meta_fatal (_("Failed to scan themes directory: %s\n"), err->message);
g_error_free (err);
}
else
{
while (((dir_entry = g_dir_read_name (themes_dir)) != NULL) &&
(!meta_ui_have_a_theme ()))
{
meta_ui_set_current_theme (dir_entry, FALSE);
}
g_dir_close (themes_dir);
}
}
if (!meta_ui_have_a_theme ())
meta_fatal (_("Could not find a theme! Be sure %s exists and contains the usual themes.\n"),
METACITY_DATADIR"/themes");
/* Connect to SM as late as possible - but before managing display,
* or we might try to manage a window before we have the session
* info
*/
if (!meta_args.disable_sm)
{
if (meta_args.client_id == NULL)
{
const gchar *desktop_autostart_id;
desktop_autostart_id = g_getenv ("DESKTOP_AUTOSTART_ID");
if (desktop_autostart_id != NULL)
meta_args.client_id = g_strdup (desktop_autostart_id);
}
/* Unset DESKTOP_AUTOSTART_ID in order to avoid child processes to
* use the same client id. */
g_unsetenv ("DESKTOP_AUTOSTART_ID");
meta_session_init (meta_args.client_id, meta_args.save_file);
}
/* Free memory possibly allocated by the argument parsing which are
* no longer needed.
*/
g_free (meta_args.save_file);
g_free (meta_args.display_name);
g_free (meta_args.client_id);
if (meta_args.composite || meta_args.no_composite)
meta_prefs_set_compositing_manager (meta_args.composite);
if (meta_args.no_force_fullscreen)
meta_prefs_set_force_fullscreen (FALSE);
if (!meta_display_open ())
meta_exit (META_EXIT_ERROR);
g_main_loop_run (meta_main_loop);
meta_finalize ();
if (meta_restart_after_quit)
{
GError *err;
err = NULL;
if (!g_spawn_async (NULL,
argv,
NULL,
G_SPAWN_SEARCH_PATH,
NULL,
NULL,
NULL,
&err))
{
meta_fatal (_("Failed to restart: %s\n"),
err->message);
g_error_free (err); /* not reached anyhow */
meta_exit_code = META_EXIT_ERROR;
}
}
return meta_exit_code;
}
/**
* meta_run: (skip)
*
* Runs mutter. Call this after completing initialization that doesn't require
* an event loop.
*
* Return value: mutter's exit status
*/
int
meta_run (void)
{
const gchar *log_domains[] = {
NULL, G_LOG_DOMAIN, "Gtk", "Gdk", "GLib",
"Pango", "GLib-GObject", "GThread"
};
guint i;
/* Load prefs */
meta_prefs_init ();
meta_prefs_add_listener (prefs_changed_callback, NULL);
for (i=0; i<G_N_ELEMENTS(log_domains); i++)
g_log_set_handler (log_domains[i],
G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL | G_LOG_FLAG_RECURSION,
log_handler, NULL);
if (g_getenv ("MUTTER_G_FATAL_WARNINGS") != NULL)
g_log_set_always_fatal (G_LOG_LEVEL_MASK);
meta_ui_set_current_theme (meta_prefs_get_theme ());
/* Try to find some theme that'll work if the theme preference
* doesn't exist. First try Simple (the default theme) then just
* try anything in the themes directory.
*/
if (!meta_ui_have_a_theme ())
meta_ui_set_current_theme ("Simple");
if (!meta_ui_have_a_theme ())
{
const char *dir_entry = NULL;
GError *err = NULL;
GDir *themes_dir = NULL;
if (!(themes_dir = g_dir_open (MUTTER_DATADIR"/themes", 0, &err)))
{
meta_fatal (_("Failed to scan themes directory: %s\n"), err->message);
g_error_free (err);
}
else
{
while (((dir_entry = g_dir_read_name (themes_dir)) != NULL) &&
(!meta_ui_have_a_theme ()))
{
meta_ui_set_current_theme (dir_entry);
}
g_dir_close (themes_dir);
}
}
if (!meta_ui_have_a_theme ())
meta_fatal (_("Could not find a theme! Be sure %s exists and contains the usual themes.\n"),
MUTTER_DATADIR"/themes");
if (!meta_display_open ())
meta_exit (META_EXIT_ERROR);
g_main_loop_run (meta_main_loop);
meta_finalize ();
return meta_exit_code;
}