diff options
Diffstat (limited to 'src/update.c')
| -rw-r--r-- | src/update.c | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/src/update.c b/src/update.c deleted file mode 100644 index 12eec40c4..000000000 --- a/src/update.c +++ /dev/null @@ -1,184 +0,0 @@ -/* - * Copyright (C) 2003-2011 The Music Player Daemon Project - * http://www.musicpd.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include "config.h" -#include "update.h" -#include "update_queue.h" -#include "update_walk.h" -#include "update_remove.h" -#include "update.h" -#include "database.h" -#include "mapper.h" -#include "playlist.h" -#include "event_pipe.h" -#include "update.h" -#include "idle.h" -#include "stats.h" -#include "main.h" -#include "mpd_error.h" - -#include <glib.h> - -#include <assert.h> - -#undef G_LOG_DOMAIN -#define G_LOG_DOMAIN "update" - -static enum update_progress { - UPDATE_PROGRESS_IDLE = 0, - UPDATE_PROGRESS_RUNNING = 1, - UPDATE_PROGRESS_DONE = 2 -} progress; - -static bool modified; - -static GThread *update_thr; - -static const unsigned update_task_id_max = 1 << 15; - -static unsigned update_task_id; - -/* XXX this flag is passed to update_task() */ -static bool discard; - -unsigned -isUpdatingDB(void) -{ - return (progress != UPDATE_PROGRESS_IDLE) ? update_task_id : 0; -} - -static void * update_task(void *_path) -{ - const char *path = _path; - - if (path != NULL && *path != 0) - g_debug("starting: %s", path); - else - g_debug("starting"); - - modified = update_walk(path, discard); - - if (modified || !db_exists()) { - GError *error = NULL; - if (!db_save(&error)) { - g_warning("Failed to save database: %s", - error->message); - g_error_free(error); - } - } - - if (path != NULL && *path != 0) - g_debug("finished: %s", path); - else - g_debug("finished"); - g_free(_path); - - progress = UPDATE_PROGRESS_DONE; - event_pipe_emit(PIPE_EVENT_UPDATE); - return NULL; -} - -static void -spawn_update_task(const char *path) -{ - GError *e = NULL; - - assert(g_thread_self() == main_task); - - progress = UPDATE_PROGRESS_RUNNING; - modified = false; - - update_thr = g_thread_create(update_task, g_strdup(path), TRUE, &e); - if (update_thr == NULL) - MPD_ERROR("Failed to spawn update task: %s", e->message); - - if (++update_task_id > update_task_id_max) - update_task_id = 1; - g_debug("spawned thread for update job id %i", update_task_id); -} - -unsigned -update_enqueue(const char *path, bool _discard) -{ - assert(g_thread_self() == main_task); - - if (!mapper_has_music_directory()) - return 0; - - if (progress != UPDATE_PROGRESS_IDLE) { - unsigned next_task_id = - update_queue_push(path, discard, update_task_id); - if (next_task_id == 0) - return 0; - - return next_task_id > update_task_id_max ? 1 : next_task_id; - } - - discard = _discard; - spawn_update_task(path); - - idle_add(IDLE_UPDATE); - - return update_task_id; -} - -/** - * Called in the main thread after the database update is finished. - */ -static void update_finished_event(void) -{ - char *path; - - assert(progress == UPDATE_PROGRESS_DONE); - - g_thread_join(update_thr); - - idle_add(IDLE_UPDATE); - - if (modified) { - /* send "idle" events */ - playlist_increment_version_all(&g_playlist); - idle_add(IDLE_DATABASE); - } - - path = update_queue_shift(&discard); - if (path != NULL) { - /* schedule the next path */ - spawn_update_task(path); - g_free(path); - } else { - progress = UPDATE_PROGRESS_IDLE; - - stats_update(); - } -} - -void update_global_init(void) -{ - event_pipe_register(PIPE_EVENT_UPDATE, update_finished_event); - - update_remove_global_init(); - update_walk_global_init(); -} - -void update_global_finish(void) -{ - update_walk_global_finish(); - update_remove_global_finish(); -} |