BSD: Add support (#140)

* BSD: Add support

* BSD: other fixes

There is still a bug when vgui haven't got text, maybe because of resources.

Also there is bug where when trying to start new game caption names shows wrong.

* BSD: Debugging

* BSD: modify preprocessor and fix windows

* BSD: Remove debugging and fix labels in gameui

* BSD: Remove disabling some DX9 commands

* BSD: Remove -g flag

public/appframework/AppFramework.h

@@ -61,7 +61,7 @@ void AppShutdown( CAppSystemGroup *pAppSystemGroup );
 		extern int ValveCocoaMain( int argc, char **argv, CAppSystemGroup *pAppSystemGroup ); \
 		return ValveCocoaMain( argc, argv, &_globalVarName ); \
 	}
-#elif defined( LINUX )
+#elif defined( LINUX ) || defined(BSD)
 #define DEFINE_WINDOWED_APPLICATION_OBJECT_GLOBALVAR( _globalVarName ) \
 	int main( int argc, char **argv )										\
 	{																							\

public/appframework/ilaunchermgr.h

@@ -52,7 +52,7 @@ public:
 		
 	// Get the next N events. The function returns the number of events that were filled into your array.
 	virtual int GetEvents( CCocoaEvent *pEvents, int nMaxEventsToReturn, bool debugEvents = false ) = 0;
-#ifdef LINUX
+#if defined(LINUX) || defined(BSD)
 	virtual int PeekAndRemoveKeyboardEvents( bool *pbEsc, bool *pbReturn, bool *pbSpace, bool debugEvents = false ) = 0;
 #endif
 

public/tier0/basetypes.h

@@ -39,11 +39,13 @@
 #endif
 
 // stdio.h
-#ifndef NULL
+#if !defined(NULL) || defined(__FreeBSD__)
+#ifdef NULL
+# undef NULL
+#endif
 #define NULL 0
 #endif
 
-
 #ifdef POSIX
 #include <stdint.h>
 #endif

public/tier0/platform.h

@@ -64,7 +64,11 @@
 
 #ifdef POSIX
 // need this for _alloca
-#include <alloca.h>
+# ifdef BSD
+#  define va_list __va_list
+# else
+#  include <alloca.h>
+# endif
 #include <unistd.h>
 #include <signal.h>
 #include <time.h>
@@ -104,6 +108,7 @@
 	#define IsLinux() false
 	#define IsOSX() false
 	#define IsPosix() false
+	#define IsBSD() false
 	#define PLATFORM_WINDOWS 1 // Windows PC or Xbox 360
 	#ifndef _X360
 		#define IsWindows() true
@@ -156,7 +161,13 @@
 	#else
 		#define IsOSX() false
 	#endif
-	
+
+	#ifdef BSD
+		#define IsBSD() true
+	#else
+		#define IsBSD() false
+	#endif
+
 	#define IsPosix() true
 	#define IsPlatformOpenGL() true
 #else
@@ -439,20 +450,20 @@ typedef void * HINSTANCE;
 #else
 	// On OSX, SIGTRAP doesn't really stop the thread cold when debugging.
 	// So if being debugged, use INT3 which is precise.
-#ifdef OSX
-#if defined(__arm__) || defined(__aarch64__)
-#ifdef __clang__
-#define DebuggerBreak()  do { if ( Plat_IsInDebugSession() ) { __builtin_debugtrap(); } else { raise(SIGTRAP); } } while(0)
-#elif defined __GNUC__
-#define DebuggerBreak()  do { if ( Plat_IsInDebugSession() ) { __builtin_trap(); } else { raise(SIGTRAP); } } while(0)
+#if defined(OSX) || defined(BSD)
+# if defined(__arm__) || defined(__aarch64__)
+#  ifdef __clang__
+#   define DebuggerBreak()  do { if ( Plat_IsInDebugSession() ) { __builtin_debugtrap(); } else { raise(SIGTRAP); } } while(0)
+#  elif defined __GNUC__
+#   define DebuggerBreak()  do { if ( Plat_IsInDebugSession() ) { __builtin_trap(); } else { raise(SIGTRAP); } } while(0)
+#  else
+#   define DebuggerBreak()  raise(SIGTRAP)
+#  endif
+# else
+#  define DebuggerBreak()  do { if ( Plat_IsInDebugSession() ) { __asm ( "int $3" ); } else { raise(SIGTRAP); } } while(0)
+# endif
 #else
-#define DebuggerBreak()  raise(SIGTRAP)
-#endif
-#else
-#define DebuggerBreak()  do { if ( Plat_IsInDebugSession() ) { __asm ( "int $3" ); } else { raise(SIGTRAP); } } while(0)
-#endif
-#else
-#define DebuggerBreak()  raise(SIGTRAP)
+# define DebuggerBreak()  raise(SIGTRAP)
 #endif
 #endif
 #define	DebuggerBreakIfDebugging() if ( !Plat_IsInDebugSession() ) ; else DebuggerBreak()
@@ -550,7 +561,7 @@ typedef void * HINSTANCE;
 //-----------------------------------------------------------------------------
 #if defined( GNUC )
 	#define stackalloc( _size )		alloca( ALIGN_VALUE( _size, 16 ) )
-#ifdef _LINUX
+#if defined(_LINUX) || defined(BSD)
 	#define mallocsize( _p )	( malloc_usable_size( _p ) )
 #elif defined(OSX)
 	#define mallocsize( _p )	( malloc_size( _p ) )
@@ -1377,10 +1388,11 @@ PLATFORM_INTERFACE void* Plat_SimpleLog( const tchar* file, int line );
 //-----------------------------------------------------------------------------
 // Returns true if debugger attached, false otherwise
 //-----------------------------------------------------------------------------
-#if defined(_WIN32) || defined(LINUX) || defined(OSX)
+#if defined(_WIN32) || defined(LINUX) || defined(OSX) || defined(BSD)
 PLATFORM_INTERFACE bool Plat_IsInDebugSession();
 PLATFORM_INTERFACE void Plat_DebugString( const char * );
 #else
+#warning "Plat_IsInDebugSession isn't working properly"
 inline bool Plat_IsInDebugSession( bool bForceRecheck = false ) { return false; }
 #define Plat_DebugString(s) ((void)0)
 #endif

public/tier0/threadtools.h

@@ -285,7 +285,7 @@ PLATFORM_INTERFACE void ThreadSetAffinity( ThreadHandle_t hThread, int nAffinity
 #error Every platform needs to define ThreadMemoryBarrier to at least prevent compiler reordering
 #endif
 
-#if defined( _LINUX ) || defined( _OSX )
+#if defined( _LINUX ) || defined( _OSX ) || defined(BSD)
 #define USE_INTRINSIC_INTERLOCKED
 // linux implementation
 inline int32 ThreadInterlockedIncrement( int32 volatile *p )
@@ -486,7 +486,7 @@ PLATFORM_INTERFACE void ThreadNotifySyncReleasing(void *p);
 
 #ifndef NO_THREAD_LOCAL
 
-#if defined(WIN32) || defined(OSX) ||  defined( _PS3 ) || ( defined (_LINUX) )
+#if defined(WIN32) || defined(OSX) ||  defined( _PS3 ) || ( defined (_LINUX) ) || defined(BSD)
 #ifndef __AFXTLS_H__ // not compatible with some Windows headers
 
 #if defined(_PS3)

public/tier1/interface.h

@@ -36,7 +36,7 @@
 #pragma once
 #endif
 
-#ifdef _LINUX
+#if defined(_LINUX) || defined(BSD)
 #include <dlfcn.h> // dlopen,dlclose, et al
 #include <unistd.h>