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-rw-r--r--src/update.c106
1 files changed, 41 insertions, 65 deletions
diff --git a/src/update.c b/src/update.c
index de709ce4b..84a9aa2e2 100644
--- a/src/update.c
+++ b/src/update.c
@@ -30,18 +30,14 @@
#include "condition.h"
#include "update.h"
-enum update_return {
- UPDATE_RETURN_ERROR = -1,
- UPDATE_RETURN_NOUPDATE = 0,
- UPDATE_RETURN_UPDATED = 1
-};
-
static enum update_progress {
UPDATE_PROGRESS_IDLE = 0,
UPDATE_PROGRESS_RUNNING = 1,
UPDATE_PROGRESS_DONE = 2
} progress;
+static bool modified;
+
/* make this dynamic?, or maybe this is big enough... */
static char *update_paths[32];
static size_t update_paths_nr;
@@ -130,7 +126,6 @@ delete_directory(struct directory *directory)
struct delete_data {
char *tmp;
struct directory *dir;
- enum update_return ret;
};
/* passed to songvec_for_each */
@@ -144,32 +139,31 @@ delete_song_if_removed(struct song *song, void *_data)
if (!isFile(data->tmp, NULL)) {
delete_song(data->dir, song);
- data->ret = UPDATE_RETURN_UPDATED;
+ modified = true;
}
return 0;
}
-static enum update_return
+static void
delete_path(const char *path)
{
struct directory *directory = db_get_directory(path);
struct song *song = db_get_song(path);
- if (directory != NULL)
+ if (directory != NULL) {
delete_directory(directory);
+ modified = true;
+ }
- if (song != NULL)
+ if (song != NULL) {
delete_song(song->parent, song);
-
- return directory == NULL && song == NULL
- ? UPDATE_RETURN_NOUPDATE
- : UPDATE_RETURN_UPDATED;
+ modified = true;
+ }
}
-static enum update_return
+static void
removeDeletedFromDirectory(char *path_max_tmp, struct directory *directory)
{
- enum update_return ret = UPDATE_RETURN_NOUPDATE;
int i;
struct dirvec *dv = &directory->children;
struct delete_data data;
@@ -179,15 +173,12 @@ removeDeletedFromDirectory(char *path_max_tmp, struct directory *directory)
continue;
LOG("removing directory: %s\n", dv->base[i]->path);
dirvec_delete(dv, dv->base[i]);
- ret = UPDATE_RETURN_UPDATED;
+ modified = true;
}
data.dir = directory;
data.tmp = path_max_tmp;
- data.ret = ret;
songvec_for_each(&directory->songs, delete_song_if_removed, &data);
-
- return data.ret;
}
static const char *opendir_path(char *path_max_tmp, const char *dirname)
@@ -227,10 +218,10 @@ inodeFoundInParent(struct directory *parent, ino_t inode, dev_t device)
return 0;
}
-static enum update_return
+static bool
updateDirectory(struct directory *directory, const struct stat *st);
-static enum update_return
+static void
updateInDirectory(struct directory *directory,
const char *name, const struct stat *st)
{
@@ -241,25 +232,23 @@ updateInDirectory(struct directory *directory,
if (song == NULL) {
song = song_file_load(shortname, directory);
if (song == NULL)
- return -1;
+ return;
songvec_add(&directory->songs, song);
+ modified = true;
LOG("added %s\n", name);
- return UPDATE_RETURN_UPDATED;
} else if (st->st_mtime != song->mtime) {
LOG("updating %s\n", name);
if (!song_file_update(song))
delete_song(directory, song);
- return UPDATE_RETURN_UPDATED;
+ modified = true;
}
-
- return UPDATE_RETURN_NOUPDATE;
} else if (S_ISDIR(st->st_mode)) {
struct directory *subdir;
- enum update_return ret;
+ bool ret;
if (inodeFoundInParent(directory, st->st_ino, st->st_dev))
- return UPDATE_RETURN_ERROR;
+ return;
subdir = directory_get_child(directory, name);
if (subdir == NULL)
@@ -268,13 +257,10 @@ updateInDirectory(struct directory *directory,
assert(directory == subdir->parent);
ret = updateDirectory(subdir, st);
- if (ret == UPDATE_RETURN_ERROR || directory_is_empty(subdir))
+ if (!ret)
delete_directory(subdir);
-
- return ret;
} else {
DEBUG("update: %s is not a directory or music\n", name);
- return UPDATE_RETURN_NOUPDATE;
}
}
@@ -284,14 +270,13 @@ static int skip_path(const char *path)
return (path[0] == '.' || strchr(path, '\n')) ? 1 : 0;
}
-static enum update_return
+static bool
updateDirectory(struct directory *directory, const struct stat *st)
{
DIR *dir;
const char *dirname = directory_get_path(directory);
struct dirent *ent;
char path_max_tmp[MPD_PATH_MAX];
- enum update_return ret = UPDATE_RETURN_NOUPDATE, ret2;
assert(S_ISDIR(st->st_mode));
@@ -299,10 +284,9 @@ updateDirectory(struct directory *directory, const struct stat *st)
dir = opendir(opendir_path(path_max_tmp, dirname));
if (!dir)
- return UPDATE_RETURN_ERROR;
+ return false;
- if (removeDeletedFromDirectory(path_max_tmp, directory) > 0)
- ret = UPDATE_RETURN_UPDATED;
+ removeDeletedFromDirectory(path_max_tmp, directory);
while ((ent = readdir(dir))) {
char *utf8;
@@ -320,17 +304,14 @@ updateDirectory(struct directory *directory, const struct stat *st)
dirname, strlen(dirname));
if (myStat(path_max_tmp, &st2) == 0)
- ret2 = updateInDirectory(directory, path_max_tmp,
- &st2);
+ updateInDirectory(directory, path_max_tmp, &st2);
else
- ret2 = delete_path(path_max_tmp);
- if (ret == UPDATE_RETURN_NOUPDATE)
- ret = ret2;
+ delete_path(path_max_tmp);
}
closedir(dir);
- return ret;
+ return true;
}
static struct directory *
@@ -381,38 +362,35 @@ addParentPathToDB(const char *utf8path)
return directory;
}
-static enum update_return updatePath(const char *path)
+static void
+updatePath(const char *path)
{
struct stat st;
- if (myStat(path, &st) < 0)
- return delete_path(path);
-
- return updateInDirectory(addParentPathToDB(path), path, &st);
+ if (myStat(path, &st) == 0)
+ updateInDirectory(addParentPathToDB(path), path, &st);
+ else
+ delete_path(path);
}
static void * update_task(void *_path)
{
- enum update_return ret = UPDATE_RETURN_NOUPDATE;
-
if (_path != NULL && !isRootDirectory(_path)) {
- ret = updatePath((char *)_path);
+ updatePath((char *)_path);
free(_path);
} else {
struct directory *directory = db_get_root();
struct stat st;
if (myStat(directory_get_path(directory), &st) == 0)
- ret = updateDirectory(directory, &st);
- else
- ret = UPDATE_RETURN_ERROR;
+ updateDirectory(directory, &st);
}
- if (ret == UPDATE_RETURN_UPDATED && db_save() < 0)
- ret = UPDATE_RETURN_ERROR;
+ if (modified)
+ db_save();
progress = UPDATE_PROGRESS_DONE;
wakeup_main_task();
- return (void *)ret;
+ return NULL;
}
static void spawn_update_task(char *path)
@@ -422,6 +400,7 @@ static void spawn_update_task(char *path)
assert(pthread_equal(pthread_self(), main_task));
progress = UPDATE_PROGRESS_RUNNING;
+ modified = false;
pthread_attr_init(&attr);
if (pthread_create(&update_thr, &attr, update_task, path))
FATAL("Failed to spawn update task: %s\n", strerror(errno));
@@ -457,9 +436,6 @@ directory_update_init(char *path)
void reap_update_task(void)
{
- void *thread_return;
- enum update_return ret;
-
assert(pthread_equal(pthread_self(), main_task));
if (progress == UPDATE_PROGRESS_IDLE)
@@ -477,10 +453,10 @@ void reap_update_task(void)
if (progress != UPDATE_PROGRESS_DONE)
return;
- if (pthread_join(update_thr, &thread_return))
+ if (pthread_join(update_thr, NULL))
FATAL("error joining update thread: %s\n", strerror(errno));
- ret = (enum update_return)(size_t)thread_return;
- if (ret == UPDATE_RETURN_UPDATED)
+
+ if (modified)
playlistVersionChange();
if (update_paths_nr) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 04:07:00 +0000