From 94bbe01b1a608fa49622728cd65681d50ca72b69 Mon Sep 17 00:00:00 2001
From: "Steinar H. Gunderson" <sgunderson@bigfoot.com>
Date: Wed, 6 Mar 2019 18:51:31 +0100
Subject: [PATCH] Give the ALSA threads names.

Patch by Yann Dubreuil, from the BreizhCamp repository.
---
 nageru/alsa_input.cpp | 8 ++++++++
 nageru/alsa_input.h   | 1 +
 2 files changed, 9 insertions(+)

diff --git a/nageru/alsa_input.cpp b/nageru/alsa_input.cpp
index 40fba43..511dda9 100644
--- a/nageru/alsa_input.cpp
+++ b/nageru/alsa_input.cpp
@@ -174,6 +174,14 @@ void ALSAInput::stop_capture_thread()
 
 void ALSAInput::capture_thread_func()
 {
+	if (!done_init) {
+		char thread_name[16];
+		snprintf(thread_name, sizeof(thread_name), "ALSA_C_%d", internal_dev_index);
+		pthread_setname_np(pthread_self(), thread_name);
+
+		done_init = true;
+	}
+
 	parent_pool->set_card_state(internal_dev_index, ALSAPool::Device::State::STARTING);
 
 	// If the device hasn't been opened already, we need to do so
diff --git a/nageru/alsa_input.h b/nageru/alsa_input.h
index 825d4b6..22420b9 100644
--- a/nageru/alsa_input.h
+++ b/nageru/alsa_input.h
@@ -48,6 +48,7 @@ public:
 	static bool set_base_params(const char *device_name, snd_pcm_t *pcm_handle, snd_pcm_hw_params_t *hw_params, unsigned *sample_rate);
 
 private:
+	bool done_init = false;
 	void capture_thread_func();
 
 	enum class CaptureEndReason {
-- 
2.39.2