X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=backend.h;h=f782f8351c26b411afbce23646f668a29d69f7c7;hb=71a0dc43ed9498db72f4a302a4b11fabb93ab286;hp=6bd84414eafff29183f3798307727ee7df5a88d7;hpb=8b519f2abff956ac1ccfcc4b51c7b9736e075d6c;p=xboard.git

diff --git a/backend.h b/backend.h
index 6bd8441..f782f83 100644
--- a/backend.h
+++ b/backend.h
@@ -176,6 +176,40 @@ extern GameInfo gameInfo;
 #define ICS_CHESSNET 3 /* not really supported */
 int ics_type;
 
+/* unsigned int 64 for engine nodes work and display */
+#ifdef WIN32
+	/* I don't know the name for this type of other compiler
+	 * If it not work, just modify here
+	 * This is for MS Visual Studio
+	 */
+	#ifdef _MSC_VER
+		#define u64 unsigned __int64
+		#define s64 signed __int64
+		#define u64Display "%I64u"
+		#define s64Display "%I64d"
+		#define u64Const(c) (c ## UI64)
+		#define s64Const(c) (c ## I64)
+	#else
+		/* place holder
+		 * or dummy types for other compiler
+		 */
+		#define u64 unsigned __int64
+		#define s64 signed __int64
+		#define u64Display "%I64u"
+		#define s64Display "%I64d"
+		#define u64Const(c) (c ## UI64)
+		#define s64Const(c) (c ## I64)
+	#endif
+#else
+	/* GNU gcc */
+	#define u64 unsigned long long
+	#define s64 signed long long
+	#define u64Display "%llu"
+	#define s64Display "%lld"
+	#define u64Const(c) (c ## ull)
+	#define s64Const(c) (c ## ll)
+#endif
+
 
 /* pgntags.c prototypes
  */