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-rw-r--r--src/DecoderThread.cxx11
-rw-r--r--src/IOThread.cxx3
-rw-r--r--src/OutputThread.cxx3
-rw-r--r--src/PlayerThread.cxx3
-rw-r--r--src/thread/Name.hxx51
5 files changed, 71 insertions, 0 deletions
diff --git a/src/DecoderThread.cxx b/src/DecoderThread.cxx
index 8658c8883..5c0e31034 100644
--- a/src/DecoderThread.cxx
+++ b/src/DecoderThread.cxx
@@ -34,6 +34,7 @@
#include "util/UriUtil.hxx"
#include "util/Error.hxx"
#include "util/Domain.hxx"
+#include "thread/Name.hxx"
#include "tag/ApeReplayGain.hxx"
#include "Log.hxx"
@@ -127,8 +128,12 @@ decoder_stream_decode(const DecoderPlugin &plugin,
decoder.dc.Unlock();
+ FormatThreadName("decoder:%s", plugin.name);
+
plugin.StreamDecode(decoder, input_stream);
+ SetThreadName("decoder");
+
decoder.dc.Lock();
assert(decoder.dc.state == DecoderState::START ||
@@ -155,8 +160,12 @@ decoder_file_decode(const DecoderPlugin &plugin,
decoder.dc.Unlock();
+ FormatThreadName("decoder:%s", plugin.name);
+
plugin.FileDecode(decoder, path);
+ SetThreadName("decoder");
+
decoder.dc.Lock();
assert(decoder.dc.state == DecoderState::START ||
@@ -421,6 +430,8 @@ decoder_task(void *arg)
{
DecoderControl &dc = *(DecoderControl *)arg;
+ SetThreadName("decoder");
+
dc.Lock();
do {
diff --git a/src/IOThread.cxx b/src/IOThread.cxx
index 8877d3c2d..e21ede4f3 100644
--- a/src/IOThread.cxx
+++ b/src/IOThread.cxx
@@ -22,6 +22,7 @@
#include "thread/Mutex.hxx"
#include "thread/Cond.hxx"
#include "thread/Thread.hxx"
+#include "thread/Name.hxx"
#include "event/Loop.hxx"
#include "system/FatalError.hxx"
#include "util/Error.hxx"
@@ -48,6 +49,8 @@ io_thread_run(void)
static void
io_thread_func(gcc_unused void *arg)
{
+ SetThreadName("io");
+
/* lock+unlock to synchronize with io_thread_start(), to be
sure that io.thread is set */
io.mutex.lock();
diff --git a/src/OutputThread.cxx b/src/OutputThread.cxx
index b56e7f1ca..f7e28b5f4 100644
--- a/src/OutputThread.cxx
+++ b/src/OutputThread.cxx
@@ -31,6 +31,7 @@
#include "MusicPipe.hxx"
#include "MusicChunk.hxx"
#include "thread/Util.hxx"
+#include "thread/Name.hxx"
#include "system/FatalError.hxx"
#include "util/Error.hxx"
#include "Log.hxx"
@@ -579,6 +580,8 @@ audio_output_task(void *arg)
{
struct audio_output *ao = (struct audio_output *)arg;
+ FormatThreadName("output:%s", ao->name);
+
SetThreadRealtime();
ao->mutex.lock();
diff --git a/src/PlayerThread.cxx b/src/PlayerThread.cxx
index 8512c6051..750a1732a 100644
--- a/src/PlayerThread.cxx
+++ b/src/PlayerThread.cxx
@@ -33,6 +33,7 @@
#include "Idle.hxx"
#include "GlobalEvents.hxx"
#include "util/Domain.hxx"
+#include "thread/Name.hxx"
#include "Log.hxx"
#include <string.h>
@@ -1106,6 +1107,8 @@ player_task(void *arg)
{
PlayerControl &pc = *(PlayerControl *)arg;
+ SetThreadName("player");
+
DecoderControl dc(pc.mutex, pc.cond);
decoder_thread_start(dc);
diff --git a/src/thread/Name.hxx b/src/thread/Name.hxx
new file mode 100644
index 000000000..a6faa0508
--- /dev/null
+++ b/src/thread/Name.hxx
@@ -0,0 +1,51 @@
+/*
+ * 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_THREAD_NAME_HXX
+#define MPD_THREAD_NAME_HXX
+
+#ifdef HAVE_PTHREAD_SETNAME_NP
+#include <pthread.h>
+#include <stdio.h>
+#endif
+
+static inline void
+SetThreadName(const char *name)
+{
+#ifdef HAVE_PTHREAD_SETNAME_NP
+ pthread_setname_np(pthread_self(), name);
+#else
+ (void)name;
+#endif
+}
+
+template<typename... Args>
+static inline void
+FormatThreadName(const char *fmt, gcc_unused Args&&... args)
+{
+#ifdef HAVE_PTHREAD_SETNAME_NP
+ char buffer[16];
+ snprintf(buffer, sizeof(buffer), fmt, args...);
+ SetThreadName(buffer);
+#else
+ (void)fmt;
+#endif
+}
+
+#endif