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-rw-r--r--src/playlist/CloseSongEnumerator.cxx34
-rw-r--r--src/playlist/CloseSongEnumerator.hxx47
-rw-r--r--src/playlist/PlaylistAny.cxx18
-rw-r--r--src/playlist/PlaylistAny.hxx8
-rw-r--r--src/playlist/PlaylistMapper.cxx29
-rw-r--r--src/playlist/PlaylistMapper.hxx8
-rw-r--r--src/playlist/PlaylistQueue.cxx9
-rw-r--r--src/playlist/PlaylistRegistry.cxx6
-rw-r--r--src/playlist/PlaylistRegistry.hxx3
-rw-r--r--src/playlist/Print.cxx9
10 files changed, 109 insertions, 62 deletions
diff --git a/src/playlist/CloseSongEnumerator.cxx b/src/playlist/CloseSongEnumerator.cxx
new file mode 100644
index 000000000..6a4042395
--- /dev/null
+++ b/src/playlist/CloseSongEnumerator.cxx
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2003-2014 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 "CloseSongEnumerator.hxx"
+#include "input/InputStream.hxx"
+
+CloseSongEnumerator::~CloseSongEnumerator()
+{
+ delete other;
+ is->Close();
+}
+
+DetachedSong *
+CloseSongEnumerator::NextSong()
+{
+ return other->NextSong();
+}
diff --git a/src/playlist/CloseSongEnumerator.hxx b/src/playlist/CloseSongEnumerator.hxx
new file mode 100644
index 000000000..5a95cc28b
--- /dev/null
+++ b/src/playlist/CloseSongEnumerator.hxx
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2003-2014 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.
+ */
+
+#ifndef MPD_CLOSE_SONG_ENUMERATOR_HXX
+#define MPD_CLOSE_SONG_ENUMERATOR_HXX
+
+#include "SongEnumerator.hxx"
+#include "Compiler.h"
+
+struct InputStream;
+
+/**
+ * A #SongEnumerator wrapper that closes an #InputStream automatically
+ * after deleting the #SongEnumerator
+ */
+class CloseSongEnumerator final : public SongEnumerator {
+ SongEnumerator *const other;
+
+ InputStream *const is;
+
+public:
+ gcc_nonnull_all
+ CloseSongEnumerator(SongEnumerator *_other, InputStream *const _is)
+ :other(_other), is(_is) {}
+
+ virtual ~CloseSongEnumerator();
+
+ virtual DetachedSong *NextSong() override;
+};
+
+#endif
diff --git a/src/playlist/PlaylistAny.cxx b/src/playlist/PlaylistAny.cxx
index 04efbb569..671802e7d 100644
--- a/src/playlist/PlaylistAny.cxx
+++ b/src/playlist/PlaylistAny.cxx
@@ -21,6 +21,7 @@
#include "PlaylistAny.hxx"
#include "PlaylistMapper.hxx"
#include "PlaylistRegistry.hxx"
+#include "CloseSongEnumerator.hxx"
#include "util/UriUtil.hxx"
#include "util/Error.hxx"
#include "input/InputStream.hxx"
@@ -29,16 +30,13 @@
#include <assert.h>
static SongEnumerator *
-playlist_open_remote(const char *uri, Mutex &mutex, Cond &cond,
- InputStream **is_r)
+playlist_open_remote(const char *uri, Mutex &mutex, Cond &cond)
{
assert(uri_has_scheme(uri));
SongEnumerator *playlist = playlist_list_open_uri(uri, mutex, cond);
- if (playlist != nullptr) {
- *is_r = nullptr;
+ if (playlist != nullptr)
return playlist;
- }
Error error;
InputStream *is = InputStream::OpenReady(uri, mutex, cond, error);
@@ -55,15 +53,13 @@ playlist_open_remote(const char *uri, Mutex &mutex, Cond &cond,
return nullptr;
}
- *is_r = is;
- return playlist;
+ return new CloseSongEnumerator(playlist, is);
}
SongEnumerator *
-playlist_open_any(const char *uri, Mutex &mutex, Cond &cond,
- InputStream **is_r)
+playlist_open_any(const char *uri, Mutex &mutex, Cond &cond)
{
return uri_has_scheme(uri)
- ? playlist_open_remote(uri, mutex, cond, is_r)
- : playlist_mapper_open(uri, mutex, cond, is_r);
+ ? playlist_open_remote(uri, mutex, cond)
+ : playlist_mapper_open(uri, mutex, cond);
}
diff --git a/src/playlist/PlaylistAny.hxx b/src/playlist/PlaylistAny.hxx
index c472afb31..6ee792993 100644
--- a/src/playlist/PlaylistAny.hxx
+++ b/src/playlist/PlaylistAny.hxx
@@ -23,19 +23,13 @@
class Mutex;
class Cond;
class SongEnumerator;
-struct InputStream;
/**
* Opens a playlist from the specified URI, which can be either an
* absolute remote URI (with a scheme) or a relative path to the
* music orplaylist directory.
- *
- * @param is_r on success, an input_stream object may be returned
- * here, which must be closed after the playlist_provider object is
- * freed
*/
SongEnumerator *
-playlist_open_any(const char *uri, Mutex &mutex, Cond &cond,
- InputStream **is_r);
+playlist_open_any(const char *uri, Mutex &mutex, Cond &cond);
#endif
diff --git a/src/playlist/PlaylistMapper.cxx b/src/playlist/PlaylistMapper.cxx
index ec32abd32..1211e892c 100644
--- a/src/playlist/PlaylistMapper.cxx
+++ b/src/playlist/PlaylistMapper.cxx
@@ -28,14 +28,11 @@
#include <assert.h>
static SongEnumerator *
-playlist_open_path(const char *path_fs, Mutex &mutex, Cond &cond,
- InputStream **is_r)
+playlist_open_path(const char *path_fs, Mutex &mutex, Cond &cond)
{
auto playlist = playlist_list_open_uri(path_fs, mutex, cond);
- if (playlist != nullptr)
- *is_r = nullptr;
- else
- playlist = playlist_list_open_path(path_fs, mutex, cond, is_r);
+ if (playlist == nullptr)
+ playlist = playlist_list_open_path(path_fs, mutex, cond);
return playlist;
}
@@ -44,8 +41,7 @@ playlist_open_path(const char *path_fs, Mutex &mutex, Cond &cond,
* Load a playlist from the configured playlist directory.
*/
static SongEnumerator *
-playlist_open_in_playlist_dir(const char *uri, Mutex &mutex, Cond &cond,
- InputStream **is_r)
+playlist_open_in_playlist_dir(const char *uri, Mutex &mutex, Cond &cond)
{
assert(spl_valid_name(uri));
@@ -61,7 +57,7 @@ playlist_open_in_playlist_dir(const char *uri, Mutex &mutex, Cond &cond,
AllocatedPath::Build(playlist_directory_fs, uri_fs);
assert(!path_fs.IsNull());
- return playlist_open_path(path_fs.c_str(), mutex, cond, is_r);
+ return playlist_open_path(path_fs.c_str(), mutex, cond);
}
#ifdef ENABLE_DATABASE
@@ -70,8 +66,7 @@ playlist_open_in_playlist_dir(const char *uri, Mutex &mutex, Cond &cond,
* Load a playlist from the configured music directory.
*/
static SongEnumerator *
-playlist_open_in_music_dir(const char *uri, Mutex &mutex, Cond &cond,
- InputStream **is_r)
+playlist_open_in_music_dir(const char *uri, Mutex &mutex, Cond &cond)
{
assert(uri_safe_local(uri));
@@ -79,26 +74,24 @@ playlist_open_in_music_dir(const char *uri, Mutex &mutex, Cond &cond,
if (path.IsNull())
return nullptr;
- return playlist_open_path(path.c_str(), mutex, cond, is_r);
+ return playlist_open_path(path.c_str(), mutex, cond);
}
#endif
SongEnumerator *
-playlist_mapper_open(const char *uri, Mutex &mutex, Cond &cond,
- InputStream **is_r)
+playlist_mapper_open(const char *uri, Mutex &mutex, Cond &cond)
{
if (spl_valid_name(uri)) {
- auto playlist = playlist_open_in_playlist_dir(uri, mutex, cond,
- is_r);
+ auto playlist = playlist_open_in_playlist_dir(uri,
+ mutex, cond);
if (playlist != nullptr)
return playlist;
}
#ifdef ENABLE_DATABASE
if (uri_safe_local(uri)) {
- auto playlist = playlist_open_in_music_dir(uri, mutex, cond,
- is_r);
+ auto playlist = playlist_open_in_music_dir(uri, mutex, cond);
if (playlist != nullptr)
return playlist;
}
diff --git a/src/playlist/PlaylistMapper.hxx b/src/playlist/PlaylistMapper.hxx
index a460cb124..01c982763 100644
--- a/src/playlist/PlaylistMapper.hxx
+++ b/src/playlist/PlaylistMapper.hxx
@@ -23,18 +23,12 @@
class Mutex;
class Cond;
class SongEnumerator;
-struct InputStream;
/**
* Opens a playlist from an URI relative to the playlist or music
* directory.
- *
- * @param is_r on success, an input_stream object may be returned
- * here, which must be closed after the playlist_provider object is
- * freed
*/
SongEnumerator *
-playlist_mapper_open(const char *uri, Mutex &mutex, Cond &cond,
- InputStream **is_r);
+playlist_mapper_open(const char *uri, Mutex &mutex, Cond &cond);
#endif
diff --git a/src/playlist/PlaylistQueue.cxx b/src/playlist/PlaylistQueue.cxx
index 9adea317f..85bf7ca72 100644
--- a/src/playlist/PlaylistQueue.cxx
+++ b/src/playlist/PlaylistQueue.cxx
@@ -22,9 +22,9 @@
#include "PlaylistAny.hxx"
#include "PlaylistSong.hxx"
#include "Playlist.hxx"
-#include "input/InputStream.hxx"
#include "SongEnumerator.hxx"
#include "DetachedSong.hxx"
+#include "thread/Mutex.hxx"
#include "thread/Cond.hxx"
#include "fs/Traits.hxx"
@@ -72,8 +72,7 @@ playlist_open_into_queue(const char *uri,
Mutex mutex;
Cond cond;
- InputStream *is;
- auto playlist = playlist_open_any(uri, mutex, cond, &is);
+ auto playlist = playlist_open_any(uri, mutex, cond);
if (playlist == nullptr)
return PlaylistResult::NO_SUCH_LIST;
@@ -82,9 +81,5 @@ playlist_open_into_queue(const char *uri,
start_index, end_index,
dest, pc, loader);
delete playlist;
-
- if (is != nullptr)
- is->Close();
-
return result;
}
diff --git a/src/playlist/PlaylistRegistry.cxx b/src/playlist/PlaylistRegistry.cxx
index 55064849b..6b594e3c5 100644
--- a/src/playlist/PlaylistRegistry.cxx
+++ b/src/playlist/PlaylistRegistry.cxx
@@ -20,6 +20,7 @@
#include "config.h"
#include "PlaylistRegistry.hxx"
#include "PlaylistPlugin.hxx"
+#include "CloseSongEnumerator.hxx"
#include "plugins/ExtM3uPlaylistPlugin.hxx"
#include "plugins/M3uPlaylistPlugin.hxx"
#include "plugins/XspfPlaylistPlugin.hxx"
@@ -279,8 +280,7 @@ playlist_suffix_supported(const char *suffix)
}
SongEnumerator *
-playlist_list_open_path(const char *path_fs, Mutex &mutex, Cond &cond,
- InputStream **is_r)
+playlist_list_open_path(const char *path_fs, Mutex &mutex, Cond &cond)
{
const char *suffix;
@@ -301,7 +301,7 @@ playlist_list_open_path(const char *path_fs, Mutex &mutex, Cond &cond,
auto playlist = playlist_list_open_stream_suffix(*is, suffix);
if (playlist != nullptr)
- *is_r = is;
+ playlist = new CloseSongEnumerator(playlist, is);
else
is->Close();
diff --git a/src/playlist/PlaylistRegistry.hxx b/src/playlist/PlaylistRegistry.hxx
index 0079fa68e..d8a24f4af 100644
--- a/src/playlist/PlaylistRegistry.hxx
+++ b/src/playlist/PlaylistRegistry.hxx
@@ -77,7 +77,6 @@ playlist_suffix_supported(const char *suffix);
* @return a playlist, or nullptr on error
*/
SongEnumerator *
-playlist_list_open_path(const char *path_fs, Mutex &mutex, Cond &cond,
- InputStream **is_r);
+playlist_list_open_path(const char *path_fs, Mutex &mutex, Cond &cond);
#endif
diff --git a/src/playlist/Print.cxx b/src/playlist/Print.cxx
index b5398e67d..5031a4b94 100644
--- a/src/playlist/Print.cxx
+++ b/src/playlist/Print.cxx
@@ -23,10 +23,10 @@
#include "PlaylistSong.hxx"
#include "SongEnumerator.hxx"
#include "SongPrint.hxx"
-#include "input/InputStream.hxx"
#include "DetachedSong.hxx"
#include "SongLoader.hxx"
#include "fs/Traits.hxx"
+#include "thread/Mutex.hxx"
#include "thread/Cond.hxx"
static void
@@ -59,16 +59,11 @@ playlist_file_print(Client &client, const char *uri, bool detail)
Mutex mutex;
Cond cond;
- InputStream *is;
- SongEnumerator *playlist = playlist_open_any(uri, mutex, cond, &is);
+ SongEnumerator *playlist = playlist_open_any(uri, mutex, cond);
if (playlist == nullptr)
return false;
playlist_provider_print(client, uri, *playlist, detail);
delete playlist;
-
- if (is != nullptr)
- is->Close();
-
return true;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 00:08:46 +0000