engine: add safe ParseFile to menu extended API

engine/client/cl_gameui.c

@@ -1232,7 +1232,8 @@ static ui_extendedfuncs_t gExtendedfuncs =
 	Con_UtfMoveLeft,
 	Con_UtfMoveRight,
 	pfnGetRenderers,
-	Sys_DoubleTime
+	Sys_DoubleTime,
+	_COM_ParseFileSafe
 };
 
 void UI_UnloadProgs( void )

engine/menu_int.h

@@ -31,6 +31,10 @@ typedef int		HIMAGE;		// handle to a graphic
 #define PIC_KEEP_SOURCE	(1<<1)		// some images keep source
 #define PIC_NOFLIP_TGA	(1<<2)		// Steam background completely ignore tga attribute 0x20
 
+// flags for COM_ParseFileSafe
+#define PFILE_IGNOREBRACKET (1<<0)
+#define PFILE_HANDLECOLON   (1<<1)
+
 typedef struct ui_globalvars_s
 {
 	float		time;		// unclamped host.realtime
@@ -206,6 +210,8 @@ typedef struct ui_extendedfuncs_s {
 	int (*pfnGetRenderers)( unsigned int num, char *shortName, size_t size1, char *readableName, size_t size2 );
 
 	double (*pfnDoubleTime)( void );
+
+	char *(*pfnParseFile)( char *data, char *buf, const int size, unsigned int flags, int *len );
 } ui_extendedfuncs_t;
 
 // deprecated export from old engine

public/crtlib.h

@@ -38,11 +38,8 @@ enum
 	TIME_FILENAME,
 };
 
-enum
-{
-	PFILE_IGNOREBRACKET = BIT( 0 ),
-	PFILE_HANDLECOLON   = BIT( 1 )
-};
+#define PFILE_IGNOREBRACKET BIT( 0 )
+#define PFILE_HANDLECOLON   BIT( 1 )
 
 //
 // crtlib.c