return $c;
}
+sub git_get_ref ($) {
+ my ($refname) = @_;
+ my $got = cmdoutput_errok @git, qw(show-ref --), $refname;
+ if (!defined $got) {
+ $?==256 or fail "git show-ref failed (status $?)";
+ print DEBUG "ref $refname= [show-ref exited 1]\n";
+ return '';
+ }
+ if ($got =~ m/^(\w+) \Q$refname\E$/m) {
+ print DEBUG "ref $refname=$1\n";
+ return $1;
+ } else {
+ print DEBUG "ref $refname= [no match]\n";
+ return '';
+ }
+}
+
our %rmad;
sub archive_query ($) {
print "no version available from the archive\n";
}
- my $lrref_fn = ".git/".lrref();
- if (open H, $lrref_fn) {
- $lastpush_hash = <H>;
- chomp $lastpush_hash;
- die "$lrref_fn $lastpush_hash ?" unless $lastpush_hash =~ m/^\w+$/;
- } elsif ($! == &ENOENT) {
- $lastpush_hash = '';
- } else {
- die "$lrref_fn $!";
- }
+ $lastpush_hash = git_get_ref(lrref());
print DEBUG "previous reference hash=$lastpush_hash\n";
my $hash;
if (defined $dsc_hash) {
- fail "missing git history even though dsc has hash -".
- " could not find commit $dsc_hash".
- " (should be in ".access_giturl()."#".rrref().")"
+ fail "missing remote git history even though dsc has hash -".
+ " could not find ref ".lrref().
+ " (should have been fetched from ".access_giturl()."#".rrref().")"
unless $lastpush_hash;
$hash = $dsc_hash;
ensure_we_have_orig();