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-rw-r--r--src/database.c28
1 files changed, 23 insertions, 5 deletions
diff --git a/src/database.c b/src/database.c
index 44909aced..6beb84f61 100644
--- a/src/database.c
+++ b/src/database.c
@@ -49,13 +49,17 @@ db_init(const char *path)
{
database_path = g_strdup(path);
- music_root = directory_new("", NULL);
+ if (path != NULL)
+ music_root = directory_new("", NULL);
}
void
db_finish(void)
{
- directory_free(music_root);
+ assert((database_path == NULL) == (music_root == NULL));
+
+ if (music_root != NULL)
+ directory_free(music_root);
g_free(database_path);
}
@@ -63,6 +67,8 @@ db_finish(void)
void
db_clear(void)
{
+ assert(music_root != NULL);
+
directory_free(music_root);
music_root = directory_new("", NULL);
}
@@ -78,6 +84,9 @@ db_get_root(void)
struct directory *
db_get_directory(const char *name)
{
+ if (music_root == NULL)
+ return NULL;
+
if (name == NULL)
return music_root;
@@ -89,14 +98,20 @@ db_get_song(const char *file)
{
struct song *song = NULL;
struct directory *directory;
- char *dir = NULL;
- char *duplicated = g_strdup(file);
- char *shortname = strrchr(duplicated, '/');
+ char *duplicated, *shortname, *dir;
+
+ assert(file != NULL);
g_debug("get song: %s", file);
+ if (music_root == NULL)
+ return NULL;
+
+ duplicated = g_strdup(file);
+ shortname = strrchr(duplicated, '/');
if (!shortname) {
shortname = duplicated;
+ dir = NULL;
} else {
*shortname = '\0';
++shortname;
@@ -121,6 +136,9 @@ db_walk(const char *name,
{
struct directory *directory;
+ if (music_root == NULL)
+ return -1;
+
if ((directory = db_get_directory(name)) == NULL) {
struct song *song;
if ((song = db_get_song(name)) && forEachSong) {