X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=dgit;h=70ff8c4b7a6a351bf866feb111956388b6ad8721;hb=196d61f51d2191bf44d5bfe0ccb4456a59f0446a;hp=76a073fce893ac3d3283483d51a7801a98083991;hpb=4c06b83c1207a4a5d92575ef5117be6f2fab6104;p=dgit.git

diff --git a/dgit b/dgit
index 76a073fc..70ff8c4b 100755
--- a/dgit
+++ b/dgit
@@ -646,6 +646,7 @@ sub access_gituserhost () {
 sub access_giturl (;$) {
     my ($optional) = @_;
     my $url = access_cfg('git-url','RETURN-UNDEF');
+    my $suffix;
     if (!defined $url) {
 	my $proto = access_cfg('git-proto', 'RETURN-UNDEF');
 	return undef unless defined $proto;
@@ -653,8 +654,11 @@ sub access_giturl (;$) {
 	    $proto.
 	    access_gituserhost().
 	    access_cfg('git-path');
+    } else {
+	$suffix = access_cfg('git-url-suffix','RETURN-UNDEF');
     }
-    return "$url/$package.git";
+    $suffix //= '.git';
+    return "$url/$package$suffix";
 }	       
 
 sub parsecontrolfh ($$;$) {
@@ -1054,6 +1058,24 @@ sub check_for_git () {
 	}
 	failedcmd @cmd unless $r =~ m/^[01]$/;
 	return $r+0;
+    } elsif ($how eq 'url') {
+	my $prefix = access_cfg('git-check-url','git-url');
+	my $suffix = access_cfg('git-check-suffix','git-suffix',
+				'RETURN-UNDEF') // '.git';
+	my $url = "$prefix/$package$suffix";
+	my @cmd = (qw(curl -sS -I), $url);
+	my $result = cmdoutput @cmd;
+	$result =~ m/^\S+ (404|200) /s or
+	    fail "unexpected results from git check query - ".
+	        Dumper($prefix, $result);
+	my $code = $1;
+	if ($code eq '404') {
+	    return 0;
+	} elsif ($code eq '200') {
+	    return 1;
+	} else {
+	    die;
+	}
     } elsif ($how eq 'true') {
 	return 1;
     } elsif ($how eq 'false') {