--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libtommath/filter.pl	Sat Jun 24 22:37:14 2017 +0800
@@ -0,0 +1,34 @@
+#!/usr/bin/perl
+
+# we want to filter every between START_INS and END_INS out and then insert crap from another file (this is fun)
+
+$dst = shift;
+$ins = shift;
+
+open(SRC,"<$dst");
+open(INS,"<$ins");
+open(TMP,">tmp.delme");
+
+$l = 0;
+while (<SRC>) {
+   if ($_ =~ /START_INS/) {
+      print TMP $_;
+      $l = 1;
+      while (<INS>) {
+         print TMP $_;
+      }
+      close INS;
+   } elsif ($_ =~ /END_INS/) {
+      print TMP $_;
+      $l = 0;
+   } elsif ($l == 0) {
+      print TMP $_;
+   }
+}
+
+close TMP;
+close SRC;
+
+# $Source$
+# $Revision$
+# $Date$