+
+ if ! which hg &> /dev/null; then
+ cat <<EOF
+
+Error: Mercurial is missing, try 'yum install mercurial', 'apt-get install
+mercurial' or try http://rpmfind.net/linux/rpm2html/search.php?query=mercurial
+EOF
+ error_modules="$dir $error_modules"
+ return
+ fi
+
+ url="$base_url/$repository"
+
+ # create a cvs date format that will survive shell expansion
+ if [ -n "$pindate" ]; then
+ datecmd=$(date -u +%s -d "$pindate")
+ datecmd="-d \"$datecmd 0\""
+ else
+ datecmd=""
+ fi
+
+ if [ -d "$dir" ]; then
+ echo "$progname: Updating $dir"
+ if [ -f "$dir/update.sh" ]; then
+ ( cd "$dir" && ./update.sh $datecmd )
+ else
+ ( cd "$dir" && hg pull && hg update $datecmd )
+ fi
+ else
+ echo "$progname: Checking out $dir"
+ hg clone $url $dir
+ if [ -f "$dir/setup.sh" ]; then
+ ( cd "$dir" && ./setup.sh $datecmd )
+ else
+ ( cd "$dir" && hg update $datecmd )
+ fi
+ fi
+