Merge branch 'jc/forbid-symbolic-ref-d-HEAD' into maint

diff --git a/git-svn.perl b/git-svn.perl
index 05eced06cde8a1ff83262d452dc8edbcc1f3dea8..4d41d220a0da3a2357d63dbb6ba59514bb3f0462 100755 (executable)
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -339,7 +339,7 @@ sub term_init {
                        die "failed to open $ENV{GIT_DIR}: $!\n";
                $ENV{GIT_DIR} = $1 if <$fh> =~ /^gitdir: (.+)$/;
        }
-} else {
+} elsif ($cmd) {
        my ($git_dir, $cdup);
        git_cmd_try {
                $git_dir = command_oneline([qw/rev-parse --git-dir/]);
@@ -356,7 +356,7 @@ sub term_init {
 
 my %opts = %{$cmd{$cmd}->[2]} if (defined $cmd);
 
-read_git_config(\%opts);
+read_git_config(\%opts) if $ENV{GIT_DIR};
 if ($cmd && ($cmd eq 'log' || $cmd eq 'blame')) {
        Getopt::Long::Configure('pass_through');
 }
@@ -507,7 +507,10 @@ sub init_subdir {
 
 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\+]+://#) {