thread/Name: set thread names

For debugging.

1 files changed, 51 insertions, 0 deletions

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