Add scripts to sync examples.perl6.org with repo build

util/sync

@@ -0,0 +1,2 @@
+#!/bin/sh
+rsync -az --delete html/* examples.perl6.org@www.p6c.org:/var/www/examples.perl6.org

util/update-and-sync

@@ -0,0 +1,34 @@
+#!/bin/bash
+# this script is used on hack.p6c.org as the 'examples.perl6.org' user to update
+# the website.
+source /home/rakudobrew/.rakudobrew-bash
+set -e
+set -x
+cd ~/perl6-examples
+git fetch
+before=$(git rev-parse HEAD)
+git checkout origin/master
+after=$(git rev-parse HEAD)
+if [ "$before" = "$after" ]
+then
+	echo "nothing to do"
+else
+    LOGDIR=$HOME/perl6-examples/html/build-log
+    mkdir -p "$LOGDIR"
+    DATE=$(date --iso-8601=minutes)
+    LOGFILE="$LOGDIR/build-$DATE.log";
+    echo "Writing logs to $LOGFILE";
+    exec >$LOGFILE 2>&1
+
+    echo 'Cleaning out old HTML files'
+    # don't clean out html/ entirely, because there are some files
+    # under version control there, and because  of html/build-log/
+    find html/ -name '*.html' -delete
+
+    # if the htmilfy fails, sync the build log.
+    # since sync-build-log returns false, not the whole thing is synced
+    time ./htmlify.p6 || ./util/sync-build-log
+    ./util/sync
+fi
+
+# vim: expandtab shiftwidth=4