--- origsrc/octave-4.0.0/CYGWIN-PATCHES/postinstall.sh	1970-01-01 01:00:00.000000000 +0100
+++ CYGWIN-PATCHES/postinstall.sh	2015-05-31 22:32:05.501058300 +0200
@@ -0,0 +1,4 @@
+if [ ! -f /var/lib/octave/update.flag ]
+then
+    touch /var/lib/octave/update.flag
+fi
--- origsrc/octave-4.0.0/CYGWIN-PATCHES/update_packages_list	1970-01-01 01:00:00.000000000 +0100
+++ CYGWIN-PATCHES/update_packages_list	2015-05-31 22:49:05.809416600 +0200
@@ -0,0 +1,18 @@
+##  to updated automatically the package database every time a package is 
+##  added or removed.
+##  preinstall and postremove for every forge package should create the flag
+
+# global package directory
+packages_dir=stat("/usr/share/octave/packages");
+
+# if no package directory, we remove database 
+# otherwise we rebuild
+if (isempty(packages_dir))
+	unlink("/usr/share/octave/octave_packages");	
+else
+	pkg rebuild -noauto -global
+	pkg list
+endif
+
+# removing package list rebuild flag
+unlink("/var/lib/octave/update.flag")
--- origsrc/octave-4.0.0/CYGWIN-PATCHES/zp_octave_finish.dash	1970-01-01 01:00:00.000000000 +0100
+++ CYGWIN-PATCHES/zp_octave_finish.dash	2015-06-01 22:37:28.000000000 +0200
@@ -0,0 +1,10 @@
+#!/bin/dash
+# only update if flag exists
+# PATH must include lapack directory
+# octave doesn't like a closed input stream so we use "< /dev/null" 
+
+if [ -f /var/lib/octave/update.flag ]
+then
+  export PATH=/usr/bin:/bin:/usr/lib/lapack
+  /usr/bin/octave-cli  /var/lib/octave/update_packages_list < /dev/null > /var/lib/octave/update.log  2>&1
+fi