update_walk: fix coding style
This commit is contained in:
Max Kellermann
parent
4eb57e1e9a
commit
fcb7950811
@ -131,7 +131,7 @@ remove_excluded_from_directory(struct directory *directory,
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}
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static void
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removeDeletedFromDirectory(struct directory *directory)
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purge_deleted_from_directory(struct directory *directory)
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{
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struct directory *child, *n;
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directory_for_each_child_safe(child, n, directory) {
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@ -173,30 +173,30 @@ removeDeletedFromDirectory(struct directory *directory)
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#ifndef G_OS_WIN32
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static int
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statDirectory(struct directory *dir)
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update_directory_stat(struct directory *directory)
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{
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struct stat st;
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if (stat_directory(dir, &st) < 0)
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if (stat_directory(directory, &st) < 0)
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return -1;
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directory_set_stat(dir, &st);
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directory_set_stat(directory, &st);
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return 0;
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}
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#endif
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static int
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inodeFoundInParent(struct directory *parent, ino_t inode, dev_t device)
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find_inode_ancestor(struct directory *parent, ino_t inode, dev_t device)
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{
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#ifndef G_OS_WIN32
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while (parent) {
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if (!parent->have_stat && statDirectory(parent) < 0)
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if (!parent->have_stat && update_directory_stat(parent) < 0)
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return -1;
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if (parent->inode == inode && parent->device == device) {
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g_debug("recursive directory found");
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return 1;
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}
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parent = parent->parent;
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}
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#else
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@ -212,15 +212,13 @@ inodeFoundInParent(struct directory *parent, ino_t inode, dev_t device)
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static void
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update_archive_tree(struct directory *directory, char *name)
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{
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struct directory *subdir;
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char *tmp;
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tmp = strchr(name, '/');
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char *tmp = strchr(name, '/');
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if (tmp) {
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*tmp = 0;
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//add dir is not there already
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db_lock();
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subdir = directory_make_child(directory, name);
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struct directory *subdir =
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directory_make_child(directory, name);
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subdir->device = DEVICE_INARCHIVE;
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db_unlock();
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//create directories first
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@ -230,6 +228,7 @@ update_archive_tree(struct directory *directory, char *name)
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g_warning("archive returned directory only");
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return;
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}
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//add file
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db_lock();
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struct song *song = directory_get_song(directory, name);
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@ -259,25 +258,21 @@ update_archive_file(struct directory *parent, const char *name,
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const struct stat *st,
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const struct archive_plugin *plugin)
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{
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GError *error = NULL;
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char *path_fs;
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struct archive_file *file;
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struct directory *directory;
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char *filepath;
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db_lock();
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directory = directory_get_child(parent, name);
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struct directory *directory = directory_get_child(parent, name);
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db_unlock();
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if (directory != NULL && directory->mtime == st->st_mtime &&
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!walk_discard)
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/* MPD has already scanned the archive, and it hasn't
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changed since - don't consider updating it */
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return;
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path_fs = map_directory_child_fs(parent, name);
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char *path_fs = map_directory_child_fs(parent, name);
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/* open archive */
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file = archive_file_open(plugin, path_fs, &error);
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GError *error = NULL;
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struct archive_file *file = archive_file_open(plugin, path_fs, &error);
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if (file == NULL) {
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g_free(path_fs);
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g_warning("%s", error->message);
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@ -302,6 +297,7 @@ update_archive_file(struct directory *parent, const char *name,
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archive_file_scan_reset(file);
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char *filepath;
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while ((filepath = archive_file_scan_next(file)) != NULL) {
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/* split name into directory and file */
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g_debug("adding archive file: %s", filepath);
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@ -313,32 +309,27 @@ update_archive_file(struct directory *parent, const char *name,
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#endif
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static bool
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update_container_file( struct directory* directory,
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const char* name,
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const struct stat* st,
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const struct decoder_plugin* plugin)
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update_container_file(struct directory *directory,
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const char *name,
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const struct stat *st,
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const struct decoder_plugin *plugin)
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{
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char* vtrack = NULL;
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unsigned int tnum = 0;
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char* pathname = map_directory_child_fs(directory, name);
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char *pathname = map_directory_child_fs(directory, name);
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db_lock();
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struct directory *contdir = directory_get_child(directory, name);
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// directory exists already
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if (contdir != NULL)
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{
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if (contdir != NULL) {
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// modification time not eq. file mod. time
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if (contdir->mtime != st->st_mtime || walk_discard)
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{
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if (contdir->mtime != st->st_mtime || walk_discard) {
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g_message("removing container file: %s", pathname);
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delete_directory(contdir);
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contdir = NULL;
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modified = true;
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}
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else {
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} else {
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db_unlock();
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g_free(pathname);
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return true;
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@ -350,15 +341,15 @@ update_container_file( struct directory* directory,
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contdir->device = DEVICE_CONTAINER;
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db_unlock();
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while ((vtrack = plugin->container_scan(pathname, ++tnum)) != NULL)
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{
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struct song* song = song_file_new(vtrack, contdir);
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char *child_path_fs;
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char *vtrack;
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unsigned int tnum = 0;
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while ((vtrack = plugin->container_scan(pathname, ++tnum)) != NULL) {
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struct song *song = song_file_new(vtrack, contdir);
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// shouldn't be necessary but it's there..
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song->mtime = st->st_mtime;
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child_path_fs = map_directory_child_fs(contdir, vtrack);
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char *child_path_fs = map_directory_child_fs(contdir, vtrack);
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song->tag = tag_new();
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decoder_plugin_scan_file(plugin, child_path_fs,
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@ -376,14 +367,12 @@ update_container_file( struct directory* directory,
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g_free(pathname);
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if (tnum == 1)
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{
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if (tnum == 1) {
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db_lock();
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delete_directory(contdir);
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db_unlock();
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return false;
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}
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else
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} else
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return true;
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}
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@ -455,7 +444,7 @@ update_regular_file(struct directory *directory,
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const char *name, const struct stat *st)
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{
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const char *suffix = uri_get_suffix(name);
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const struct decoder_plugin* plugin;
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const struct decoder_plugin *plugin;
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#ifdef ENABLE_ARCHIVE
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const struct archive_plugin *archive;
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#endif
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@ -480,31 +469,28 @@ update_regular_file(struct directory *directory,
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}
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static bool
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updateDirectory(struct directory *directory, const struct stat *st);
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update_directory(struct directory *directory, const struct stat *st);
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static void
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updateInDirectory(struct directory *directory,
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const char *name, const struct stat *st)
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update_directory_child(struct directory *directory,
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const char *name, const struct stat *st)
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{
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assert(strchr(name, '/') == NULL);
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if (S_ISREG(st->st_mode)) {
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update_regular_file(directory, name, st);
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} else if (S_ISDIR(st->st_mode)) {
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struct directory *subdir;
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bool ret;
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if (inodeFoundInParent(directory, st->st_ino, st->st_dev))
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if (find_inode_ancestor(directory, st->st_ino, st->st_dev))
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return;
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db_lock();
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subdir = directory_make_child(directory, name);
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struct directory *subdir =
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directory_make_child(directory, name);
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db_unlock();
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assert(directory == subdir->parent);
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ret = updateDirectory(subdir, st);
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if (!ret) {
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if (!update_directory(subdir, st)) {
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db_lock();
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delete_directory(subdir);
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db_unlock();
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@ -526,16 +512,12 @@ static bool
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skip_symlink(const struct directory *directory, const char *utf8_name)
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{
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#ifndef WIN32
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char buffer[MPD_PATH_MAX];
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char *path_fs;
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const char *p;
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ssize_t ret;
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path_fs = map_directory_child_fs(directory, utf8_name);
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char *path_fs = map_directory_child_fs(directory, utf8_name);
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if (path_fs == NULL)
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return true;
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ret = readlink(path_fs, buffer, sizeof(buffer));
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char buffer[MPD_PATH_MAX];
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ssize_t ret = readlink(path_fs, buffer, sizeof(buffer));
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g_free(path_fs);
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if (ret < 0)
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/* don't skip if this is not a symlink */
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@ -558,7 +540,7 @@ skip_symlink(const struct directory *directory, const char *utf8_name)
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: !follow_outside_symlinks;
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}
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p = buffer;
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const char *p = buffer;
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while (*p == '.') {
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if (p[1] == '.' && G_IS_DIR_SEPARATOR(p[2])) {
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/* "../" moves to parent directory */
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@ -592,22 +574,17 @@ skip_symlink(const struct directory *directory, const char *utf8_name)
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}
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static bool
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updateDirectory(struct directory *directory, const struct stat *st)
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update_directory(struct directory *directory, const struct stat *st)
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{
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DIR *dir;
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struct dirent *ent;
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char *path_fs, *exclude_path_fs;
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GSList *exclude_list;
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assert(S_ISDIR(st->st_mode));
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directory_set_stat(directory, st);
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path_fs = map_directory_fs(directory);
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char *path_fs = map_directory_fs(directory);
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if (path_fs == NULL)
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return false;
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dir = opendir(path_fs);
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DIR *dir = opendir(path_fs);
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if (!dir) {
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g_warning("Failed to open directory %s: %s",
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path_fs, g_strerror(errno));
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@ -615,8 +592,8 @@ updateDirectory(struct directory *directory, const struct stat *st)
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return false;
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}
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exclude_path_fs = g_build_filename(path_fs, ".mpdignore", NULL);
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exclude_list = exclude_list_load(exclude_path_fs);
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char *exclude_path_fs = g_build_filename(path_fs, ".mpdignore", NULL);
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GSList *exclude_list = exclude_list_load(exclude_path_fs);
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g_free(exclude_path_fs);
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g_free(path_fs);
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@ -624,8 +601,9 @@ updateDirectory(struct directory *directory, const struct stat *st)
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if (exclude_list != NULL)
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remove_excluded_from_directory(directory, exclude_list);
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removeDeletedFromDirectory(directory);
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purge_deleted_from_directory(directory);
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struct dirent *ent;
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while ((ent = readdir(dir))) {
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char *utf8;
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struct stat st2;
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@ -645,7 +623,7 @@ updateDirectory(struct directory *directory, const struct stat *st)
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}
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if (stat_directory_child(directory, utf8, &st2) == 0)
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updateInDirectory(directory, utf8, &st2);
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update_directory_child(directory, utf8, &st2);
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else
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modified |= delete_name_in(directory, utf8);
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@ -664,17 +642,16 @@ updateDirectory(struct directory *directory, const struct stat *st)
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static struct directory *
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directory_make_child_checked(struct directory *parent, const char *name_utf8)
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{
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struct directory *directory;
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struct stat st;
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db_lock();
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directory = directory_get_child(parent, name_utf8);
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struct directory *directory = directory_get_child(parent, name_utf8);
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db_unlock();
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if (directory != NULL)
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return directory;
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struct stat st;
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if (stat_directory_child(parent, name_utf8, &st) < 0 ||
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inodeFoundInParent(parent, st.st_ino, st.st_dev))
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find_inode_ancestor(parent, st.st_ino, st.st_dev))
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return NULL;
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if (skip_symlink(parent, name_utf8))
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@ -695,10 +672,10 @@ directory_make_child_checked(struct directory *parent, const char *name_utf8)
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}
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static struct directory *
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addParentPathToDB(const char *utf8path)
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directory_make_uri_parent_checked(const char *uri)
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{
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struct directory *directory = db_get_root();
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char *duplicated = g_strdup(utf8path);
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char *duplicated = g_strdup(uri);
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char *name_utf8 = duplicated, *slash;
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while ((slash = strchr(name_utf8, '/')) != NULL) {
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@ -707,8 +684,7 @@ addParentPathToDB(const char *utf8path)
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if (*name_utf8 == 0)
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continue;
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directory = directory_make_child_checked(directory,
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name_utf8);
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directory = directory_make_child_checked(directory, name_utf8);
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if (directory == NULL)
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break;
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@ -720,21 +696,18 @@ addParentPathToDB(const char *utf8path)
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}
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static void
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updatePath(const char *path)
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update_uri(const char *uri)
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{
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struct directory *parent;
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char *name;
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struct stat st;
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parent = addParentPathToDB(path);
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struct directory *parent = directory_make_uri_parent_checked(uri);
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if (parent == NULL)
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return;
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name = g_path_get_basename(path);
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char *name = g_path_get_basename(uri);
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struct stat st;
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if (!skip_symlink(parent, name) &&
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stat_directory_child(parent, name, &st) == 0)
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updateInDirectory(parent, name, &st);
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update_directory_child(parent, name, &st);
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else
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modified |= delete_name_in(parent, name);
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@ -748,13 +721,13 @@ update_walk(const char *path, bool discard)
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modified = false;
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if (path != NULL && !isRootDirectory(path)) {
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updatePath(path);
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update_uri(path);
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} else {
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struct directory *directory = db_get_root();
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struct stat st;
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if (stat_directory(directory, &st) == 0)
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updateDirectory(directory, &st);
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update_directory(directory, &st);
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}
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return modified;
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