--- html-gen.sh.orig	2015-09-11 14:02:04.250280108 +0100
+++ html-gen.sh	2016-01-01 14:13:46.693307166 +0000
@@ -67,13 +67,18 @@
 if [ -z "$CHANGESETS" ] || [ "$CHANGESETS" -lt 0 ]; then CHANGESETS=10; fi
 
 NEWS_ITEMS=2
-REPO_URL="$(hg paths default | sed -r 's/.*icedtea.classpath.org\/(.*)/\1/')"
+
+if [ -d .hg ]; then
+    REPO_URL="$(hg paths default | sed -r 's/.*icedtea.classpath.org\/(.*)/\1/')"
+else
+    unset REPO_URL
+fi
 
 start_time="$(date +%s.%N)"
 
 cd html-gen
 
-print_debug "Generating HTML content for javaws -about for $REPO_URL. $CHANGESETS changesets, $NEWS_ITEMS news items"
+print_debug "Generating HTML content for javaws -about${REPO_URL:+ for }$REPO_URL. $CHANGESETS changesets, $NEWS_ITEMS news items"
 print_debug "Starting sed substitutions"
 for FILE in NEWS AUTHORS COPYING ChangeLog
 do
@@ -99,7 +104,9 @@
 sed -i '5i <br><img src="jamIcon.jpg" alt="Jam Icon" width="87" height="84"><br><br>' AUTHORS.html
 echo "</center>" >> AUTHORS.html
 
-REVS=(`hg log -l"$CHANGESETS" | grep 'changeset:' | cut -d: -f3 | tr '\n' ' '`)
+if [ -n "${REPO_URL}" ]; then
+    REVS=(`hg log -l"$CHANGESETS" | grep 'changeset:' | cut -d: -f3 | tr '\n' ' '`)
+fi
 
 print_debug "Done. Starting formatting (bolding, mailto and hyperlink creation)"
 
@@ -132,9 +139,11 @@
             if [[ "$LINE" =~ $date_regex* ]] # Matches line starting with eg 2013-07-01
             then
                 html_space="\&ensp;\&ensp;"
-                REV="${REVS["$COUNTER"]}"
-                # Turn the date into a hyperlink for the revision this changelog entry describes
-                LINE=$(echo "$LINE" | sed -r "s|($date_regex)($html_space.*$html_space.*)|<a href=http://icedtea.classpath.org/$REPO_URL/rev/$REV>\1</a>\2|")
+                if [ -n "${REPO_URL}" ]; then
+                    REV="${REVS["$COUNTER"]}"
+                    # Turn the date into a hyperlink for the revision this changelog entry describes
+                    LINE=$(echo "$LINE" | sed -r "s|($date_regex)($html_space.*$html_space.*)|<a href=http://icedtea.classpath.org/$REPO_URL/rev/$REV>\1</a>\2|")
+                fi
                 COUNTER="$(( COUNTER + 1 ))"
             fi
             if [ "$COUNTER" -gt "$CHANGESETS" ] # Cut to ten changesets