+our $helpmsg = <<END;
+main usages:
+ dgit [dgit-opts] clone [dgit-opts] package [suite] [./dir|/dir]
+ dgit [dgit-opts] fetch|pull [dgit-opts] [suite]
+ dgit [dgit-opts] build [git-buildpackage-opts|dpkg-buildpackage-opts]
+ dgit [dgit-opts] push [dgit-opts] [suite]
+important dgit options:
+ -k<keyid> sign tag and package with <keyid> instead of default
+ --dry-run -n do not change anything, but go through the motions
+ --new -N allow introducing a new package
+ --debug -D increase debug level
+ -c<name>=<value> set git config option (used directly by dgit too)
+END
+
+sub helponly () {
+ print $helpmsg or die $!;
+ exit 0;
+}
+