From 310effbb68b3e335574b682bb4359d8e29f3430b Mon Sep 17 00:00:00 2001
From: Tim Angus <tim@ngus.net>
Date: Sun, 26 Feb 2006 19:21:34 +0000
Subject: * Merged ioq3-r587   - Symlink following stuff   - Sound fixes

---
 src/client/snd_codec_ogg.c |  5 +++--
 src/client/snd_openal.c    | 16 ++++++++++++++
 src/unix/unix_main.c       | 52 ++++++++++++++++++++++++++++++++++++++++++++--
 3 files changed, 69 insertions(+), 4 deletions(-)

diff --git a/src/client/snd_codec_ogg.c b/src/client/snd_codec_ogg.c
index 464d8d38..9c17c0b9 100644
--- a/src/client/snd_codec_ogg.c
+++ b/src/client/snd_codec_ogg.c
@@ -412,7 +412,7 @@ where we read the whole stream at once.
 void *S_OGG_CodecLoad(const char *filename, snd_info_t *info)
 {
 	snd_stream_t *stream;
-	unsigned char *buffer;
+	byte *buffer;
 	int bytesRead;
 	
 	// check if input is valid
@@ -452,8 +452,9 @@ void *S_OGG_CodecLoad(const char *filename, snd_info_t *info)
 	// we don't even have read a single byte
 	if(bytesRead <= 0)
 	{
+		Z_Free(buffer);
 		S_OGG_CodecCloseStream(stream);
-	
+
 		return NULL;	
 	}
 
diff --git a/src/client/snd_openal.c b/src/client/snd_openal.c
index 699db246..fa1aaad0 100644
--- a/src/client/snd_openal.c
+++ b/src/client/snd_openal.c
@@ -1378,7 +1378,23 @@ void S_AL_StartBackgroundTrack( const char *intro, const char *loop )
 	
 	// Queue the musicBuffers up
 	for(i = 0; i < NUM_MUSIC_BUFFERS; i++)
+	{
 		S_AL_MusicProcess(musicBuffers[i]);
+
+		// check whether our stream still exists.
+		if(!mus_stream)
+		{
+			// there was an error in reading which resulted in a
+			// closed stream. We must bail out or we'll crash.
+
+			// deallocate everything we allocated so far:
+			qalDeleteBuffers(NUM_MUSIC_BUFFERS, musicBuffers);
+			S_AL_MusicSourceFree();
+
+			return;
+		}
+	}
+
 	qalSourceQueueBuffers(musicSource, NUM_MUSIC_BUFFERS, musicBuffers);
 
 	// Set the initial gain property
diff --git a/src/unix/unix_main.c b/src/unix/unix_main.c
index 6e9ead4a..c9b0a781 100644
--- a/src/unix/unix_main.c
+++ b/src/unix/unix_main.c
@@ -1336,6 +1336,54 @@ void Sys_PrintBinVersion( const char* name ) {
   fprintf( stdout, "%s\n\n", sep );
 }
 
+/*
+=================
+Sys_BinName
+
+This resolves any symlinks to the binary. It's disabled for debug
+builds because there are situations where you are likely to want
+to symlink to binaries and /not/ have the links resolved.
+=================
+*/
+char *Sys_BinName( const char *arg0 )
+{
+#ifdef NDEBUG
+  int           n;
+  char          src[ PATH_MAX ];
+  char          dir[ PATH_MAX ];
+  qboolean      links = qfalse;
+#endif
+
+  static char   dst[ PATH_MAX ];
+
+  Q_strncpyz( dst, arg0, PATH_MAX );
+
+#ifdef NDEBUG
+  while( ( n = readlink( dst, src, PATH_MAX ) ) >= 0 )
+  {
+    src[ n ] = '\0';
+
+    Q_strncpyz( dir, dirname( dst ), PATH_MAX );
+    Q_strncpyz( dst, dir, PATH_MAX );
+    Q_strcat( dst, PATH_MAX, "/" );
+    Q_strcat( dst, PATH_MAX, src );
+
+    links = qtrue;
+  }
+
+  if( links )
+  {
+    Q_strncpyz( dst, Sys_Cwd( ), PATH_MAX );
+    Q_strcat( dst, PATH_MAX, "/" );
+    Q_strcat( dst, PATH_MAX, dir );
+    Q_strcat( dst, PATH_MAX, "/" );
+    Q_strcat( dst, PATH_MAX, src );
+  }
+#endif
+
+  return dst;
+}
+
 void Sys_ParseArgs( int argc, char* argv[] ) {
 
   if ( argc==2 )
@@ -1343,7 +1391,7 @@ void Sys_ParseArgs( int argc, char* argv[] ) {
     if ( (!strcmp( argv[1], "--version" ))
          || ( !strcmp( argv[1], "-v" )) )
     {
-      Sys_PrintBinVersion( argv[0] );
+      Sys_PrintBinVersion( Sys_BinName( argv[0] ) );
       Sys_Exit(0);
     }
   }
@@ -1366,7 +1414,7 @@ int main ( int argc, char* argv[] )
 
   Sys_ParseArgs( argc, argv );  // bk010104 - added this for support
 
-  strncat(cdpath, argv[0], sizeof(cdpath)-1);
+  strncat(cdpath, Sys_BinName( argv[0] ), sizeof(cdpath)-1);
   Sys_SetDefaultCDPath(dirname(cdpath));
 
   Sys_SetDefaultInstallPath(DEFAULT_BASEDIR);
-- 
cgit