=== modified file 'intltool-update.in'
--- intltool-update.in	2011-10-08 19:24:23 +0000
+++ intltool-update.in	2012-08-01 21:05:10 +0000
@@ -1140,10 +1140,20 @@
 
 		    last;
 		}
+                if (/^CMAKE_SOURCE_DIR[ \t]*=/)
+		{
+		    $src_dir = $_;
+		    $src_dir =~ s/^CMAKE_SOURCE_DIR[ \t]*=[ \t]*([^ \t\n\r]*)/$1/;
+
+		    chomp $src_dir;
+		    $conf_in = "$src_dir" . "/configure.in" . "\n";
+
+		    last;
+		}
 	    }
 	    close IN;
 
-	    $conf_in || die "Cannot find top_srcdir in Makefile.";
+	    $conf_in || die "Cannot find top_srcdir, nor CMAKE_SOURCE_DIR in Makefile.";
 	}
 
 	open (CONF, "<$conf_in");