engine: client: send engine build information to masterserver

engine/client/cl_main.c

@@ -1635,9 +1635,17 @@ static size_t NONNULL CL_BuildMasterServerScanRequest( char *buf, size_t size, u
 #ifndef XASH_ALL_SERVERS
 	Info_SetValueForKey( info, "gamedir", GI->gamefolder, remaining );
 #endif
-	Info_SetValueForKey( info, "clver", XASH_VERSION, remaining ); // let master know about client version
+	// let master know about client version
+	Info_SetValueForKey( info, "clver", XASH_VERSION, remaining );
 	Info_SetValueForKey( info, "nat", nat ? "1" : "0", remaining );
+	Info_SetValueForKey( info, "commit", Q_buildcommit(), remaining );
+	Info_SetValueForKey( info, "branch", Q_buildbranch(), remaining );
+	Info_SetValueForKey( info, "os", Q_buildos(), remaining );
+	Info_SetValueForKey( info, "arch", Q_buildarch(), remaining );
 
+	Q_snprintf( temp, sizeof( temp ), "%d", Q_buildnum() );
+	Info_SetValueForKey( info, "buildnum", temp, remaining );
+
 	Q_snprintf( temp, sizeof( temp ), "%x", *key );
 	Info_SetValueForKey( info, "key", temp, remaining );