WIP: musl port

tier0/assert_dialog.cpp

@@ -386,9 +386,7 @@ DBG_INTERFACE bool ShouldUseNewAssertDialog()
 #endif // DBGFLAG_ASSERTDLG
 }
 
-#if defined( POSIX ) && !defined ( ANDROID )
-
-#include <execinfo.h>
+#if defined( POSIX ) && PLATFORM_GLIBC
 
 static void SpewBacktrace()
 {
@@ -441,7 +439,7 @@ DBG_INTERFACE bool DoNewAssertDialog( const tchar *pFilename, int line, const tc
 		        pFilename, line, pExpression);
 		if ( getenv( "POSIX_ASSERT_BACKTRACE" ) )
 		{
-#if !defined ( ANDROID )
+#if PLATFORM_GLIBC
 			SpewBacktrace();
 #endif
 		}

tier0/stacktools.cpp

@@ -27,7 +27,7 @@
 #include <set>
 #endif
 
-#if defined( LINUX ) && !defined( ANDROID )
+#if defined( LINUX ) && defined( PLATFORM_GLIBC )
 #include <execinfo.h>
 #endif
 
@@ -38,7 +38,7 @@
 
 #if !defined( ENABLE_RUNTIME_STACK_TRANSLATION ) //disable the whole toolset
 
-#if defined( LINUX ) && !defined( ANDROID )
+#if defined( LINUX ) && defined( PLATFORM_GLIBC )
 
 int GetCallStack( void **pReturnAddressesOut, int iArrayCount, int iSkipCount )
 {

tier0/threadtools.cpp

@@ -27,13 +27,8 @@
 	#define GetLastError() errno
 	typedef void *LPVOID;
 #if !defined(OSX)
-#if defined(ANDROID)
         #include <fcntl.h>
         #include <unistd.h>
-#else
-        #include <sys/fcntl.h>
-        #include <sys/unistd.h>
-#endif
 	#define sem_unlink( arg )
 	#define OS_TO_PTHREAD(x) (x)
 #else