cmd_clone should detect a missing $url arg before using it otherwise
an uninitialized value error is emitted in even the simplest case of
'git svn clone' without arguments.
Signed-off-by: Christopher Layne <clayne@anodized.com>
Signed-off-by: Eric Wong <e@80x24.org>
sub cmd_clone {
my ($url, $path) = @_;
- if (!defined $path &&
+ if (!$url) {
+ die "SVN repository location required ",
+ "as a command-line argument\n";
+ } elsif (!defined $path &&
(defined $_trunk || @_branches || @_tags ||
defined $_stdlayout) &&
$url !~ m#^[a-z\+]+://#) {