fix pch bug (patch by Brezenbak)

Modified: trunk/reactos/tools/rbuild/backend/msvc/vcprojmaker.cpp

--- trunk/reactos/tools/rbuild/backend/msvc/vcprojmaker.cpp	2006-01-08 01:24:27 UTC (rev 20693)
+++ trunk/reactos/tools/rbuild/backend/msvc/vcprojmaker.cpp	2006-01-08 02:39:11 UTC (rev 20694)
@@ -321,6 +321,9 @@

 			string pch_path = Path::RelativeFromDirectory (
 				module.pch->file.name,
 				module.GetBasePath() );

+			string::size_type pos = pch_path.find_last_of ("/");
+			if ( pos != string::npos )
+				pch_path.erase(0, pos+1);         

 			fprintf ( OUT, "\t\t\t\tPrecompiledHeaderThrough=\"%s\"\r\n", pch_path.c_str() );
 		}
 		else