From 2b7f78d239e542f44b0e3ffa87177244b760a80d Mon Sep 17 00:00:00 2001
From: Varun Patil <radialapps@gmail.com>
Date: Tue, 5 May 2020 11:17:12 +0530
Subject: [PATCH] Remove audio mutexes

---
 src/alstream.cpp    |  8 ++++++++
 src/audiostream.cpp |  4 ++++
 src/eventthread.cpp | 10 +++++++---
 3 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/src/alstream.cpp b/src/alstream.cpp
index a8cddae..9dcca49 100644
--- a/src/alstream.cpp
+++ b/src/alstream.cpp
@@ -323,26 +323,34 @@ void ALStream::startStream(float offset)
 
 void ALStream::pauseStream()
 {
+#ifndef __EMSCRIPTEN__
 	SDL_LockMutex(pauseMut);
+#endif
 
 	if (AL::Source::getState(alSrc) != AL_PLAYING)
 		preemptPause = true;
 	else
 		AL::Source::pause(alSrc);
 
+#ifndef __EMSCRIPTEN__
 	SDL_UnlockMutex(pauseMut);
+#endif
 }
 
 void ALStream::resumeStream()
 {
+#ifndef __EMSCRIPTEN__
 	SDL_LockMutex(pauseMut);
+#endif
 
 	if (preemptPause)
 		preemptPause = false;
 	else
 		AL::Source::play(alSrc);
 
+#ifndef __EMSCRIPTEN__
 	SDL_UnlockMutex(pauseMut);
+#endif
 }
 
 void ALStream::checkStopped()
diff --git a/src/audiostream.cpp b/src/audiostream.cpp
index 104e246..54eeaf9 100644
--- a/src/audiostream.cpp
+++ b/src/audiostream.cpp
@@ -231,12 +231,16 @@ void AudioStream::fadeOut(int duration)
  * protected by a 'lock'/'unlock' pair */
 void AudioStream::lockStream()
 {
+#ifndef __EMSCRIPTEN__
 	SDL_LockMutex(streamMut);
+#endif
 }
 
 void AudioStream::unlockStream()
 {
+#ifndef __EMSCRIPTEN__
 	SDL_UnlockMutex(streamMut);
+#endif
 }
 
 void AudioStream::setVolume(VolumeType type, float value)
diff --git a/src/eventthread.cpp b/src/eventthread.cpp
index ac2e3fd..574bad7 100644
--- a/src/eventthread.cpp
+++ b/src/eventthread.cpp
@@ -40,7 +40,6 @@
 
 #include <string.h>
 
-
 struct ALCFunctions
 {
 
@@ -586,11 +585,10 @@ void EventThread::requestShowCursor(bool mode)
 	SDL_PushEvent(&event);
 }
 
-#include <stdio.h>
 void EventThread::showMessageBox(const char *body, int flags)
 {
 	msgBoxDone.clear();
-	printf(body);
+	printf("Message: %s", body);
 	/* Prevent endless loops */
 	resetInputStates();
 }
@@ -718,25 +716,31 @@ SyncPoint::Util::~Util()
 
 void SyncPoint::Util::lock()
 {
+#ifndef __EMSCRIPTEN__
 	locked.set();
+#endif
 }
 
 void SyncPoint::Util::unlock(bool multi)
 {
+#ifndef __EMSCRIPTEN__
 	locked.clear();
 
 	if (multi)
 		SDL_CondBroadcast(cond);
 	else
 		SDL_CondSignal(cond);
+#endif
 }
 
 void SyncPoint::Util::waitForUnlock()
 {
+#ifndef __EMSCRIPTEN__
 	SDL_LockMutex(mut);
 
 	while (locked)
 		SDL_CondWait(cond, mut);
 
 	SDL_UnlockMutex(mut);
+#endif
 }