* During server startup, if config.c_default_cal_zone is an empty string, run a shell...

[citadel.git] / citadel / guesstimezone.sh

diff --git a/citadel/guesstimezone.sh b/citadel/guesstimezone.sh
new file mode 100755 (executable)
index 0000000..90493fd
--- /dev/null
+++ b/citadel/guesstimezone.sh
@@ -0,0 +1,33 @@
+#!/bin/sh
+
+# guesstimezone.sh - an ugly hack of a script to try to guess the time
+# zone currently in use on the host system, and output its name.
+
+# Copyright (c) by Art Cancro
+
+# This program is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the Free
+# Software Foundation; either version 3 of the License, or (at your option)
+# any later version.
+
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+# more details.
+
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 675 Mass Ave, Cambridge, MA 02139, USA. 
+
+md5sum </dev/null >/dev/null 2>/dev/null || exit 1
+       
+LOCALTIMESUM=`md5sum /etc/localtime | awk ' { print $1 } ' 2>/dev/null`
+find /usr/share/zoneinfo -type f -print | while read filename
+do
+       THISTIMESUM=`md5sum $filename | awk ' { print $1 } '`
+       if [ $LOCALTIMESUM = $THISTIMESUM ] ; then
+               echo $filename | cut -c21-
+               exit 0
+       fi
+done 2>/dev/null
+exit 2