geninfo: fix --no-external not working with --initial

When running lcov --capture --initial together with --no-external.
the --no-external has no effect. Fix this by applying the external
filtering also for graph files.

Reported-by: [email protected]

Author: Peter Oberparleiter

bin/geninfo

@@ -61,7 +61,7 @@ if( $^O eq "msys" )
 }
 
 # Constants
-our $lcov_version	= 'LCOV version 1.11 pre (CVS $Revision: 1.121 $)';
+our $lcov_version	= 'LCOV version 1.11 pre (CVS $Revision: 1.122 $)';
 our $lcov_url		= "http://ltp.sourceforge.net/coverage/lcov.php";
 our $gcov_tool		= "gcov";
 our $tool_name		= basename($0);
@@ -2276,6 +2276,15 @@ sub process_graphfile($$)
 		my $line;
 		my $linedata;
 
+		# Skip external files if requested
+		if (!$opt_external) {
+			if (is_external($filename)) {
+				info("  ignoring data for external file ".
+				     "$filename\n");
+				next;
+			}
+		}
+
 		print(INFO_HANDLE "SF:$filename\n");
 
 		if (defined($funcdata) && $func_coverage) {