add update_org_ical function

diff --git a/update_org_ical b/update_org_ical
new file mode 100755 (executable)
index 0000000..eebb11a
--- /dev/null
+++ b/update_org_ical
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+TMPDIR=~/tmp
+export TMPDIR
+. ~/.ssh/ssh_agent_info_$(hostname)
+LOCKOPTS=-q
+if [ -n "$PS1" ]; then
+    LOCKOPTS=-f;
+fi;
+with-lock-ex $LOCKOPTS $TMPDIR/update_org_ical emacs --batch -l ~/.emacs \
+    --eval '(setq org-icalendar-combined-description "Don Armstrong’s Calendar (org-mode)")' \
+    --eval '(setq org-icalendar-combined-name "Don Armstrong (org-mode)")' \
+    --eval "(setq org-icalendar-combined-agenda-file \"$TMPDIR/org.ics\")" \
+    --funcall 'org-icalendar-combine-agenda-files'
+with-lock-ex $LOCKOPTS $TMPDIR/update_org_ical rsync -av "$TMPDIR/org.ics" rzlab.ucr.edu:debian/.google_ical*/org.ics