$VERSION = 1.00;
@ISA = qw(Exporter);
@EXPORT = qw(debiantag server_branch server_ref
- stat_exists fail waitstatusmsg failedcmd
+ stat_exists fail ensuredir waitstatusmsg failedcmd
cmdoutput cmdoutput_errok
- git_rev_parse git_for_each_ref
+ git_rev_parse git_get_ref git_for_each_ref
git_for_each_tag_referring is_fast_fwd
$package_re $component_re $deliberately_re
$branchprefix
die $s;
}
+sub ensuredir ($) {
+ my ($dir) = @_; # does not create parents
+ return if mkdir $dir;
+ return if $! == EEXIST;
+ die "mkdir $dir: $!";
+}
+
our @signames = split / /, $Config{sig_name};
sub waitstatusmsg () {
return cmdoutput qw(git rev-parse), "$_[0]~0";
}
-sub git_for_each_ref ($$) {
- my ($pattern,$func) = @_;
+sub git_for_each_ref ($$;$) {
+ my ($pattern,$func,$gitdir) = @_;
# calls $func->($objid,$objtype,$fullrefname,$reftail);
- # $reftail is RHS of ref after refs/\w+/
+ # $reftail is RHS of ref after refs/[^/]+/
# breaks if $pattern matches any ref `refs/blah' where blah has no `/'
my @cmd = (qw(git for-each-ref), $pattern);
+ if (defined $gitdir) {
+ @cmd = ('sh','-ec','cd "$1"; shift; exec "$@"','x', $gitdir, @cmd);
+ }
open GFER, "-|", @cmd or die $!;
debugcmd "|", @cmd;
while (<GFER>) {
chomp or die "$_ ?";
printdebug "|> ", $_, "\n";
- m#^(\w+)\s+(\w+)\s+(refs/\w+/(\S+))$# or die "$_ ?";
+ m#^(\w+)\s+(\w+)\s+(refs/[^/]+/(\S+))$# or die "$_ ?";
$func->($1,$2,$3,$4);
}
$!=0; $?=0; close GFER or die "$pattern $? $!";
}
+sub git_get_ref ($) {
+ # => '' if no such ref
+ my ($refname) = @_;
+ my $_ = $refname;
+ s{^refs/}{[r]efs/} or die "$refname $_ ?";
+ return cmdoutput qw(git for-each-ref --format=%(objectname)), $_;
+}
+
sub git_for_each_tag_referring ($$) {
my ($objreferring, $func) = @_;
- # calls $func->($objid,$fullrefname,$tagname);
+ # calls $func->($tagobjid,$refobjid,$fullrefname,$tagname);
printdebug "git_for_each_tag_referring ",
($objreferring // 'UNDEF'),"\n";
git_for_each_ref('refs/tags', sub {
- my ($objid,$objtype,$fullrefname,$tagname) = @_;
+ my ($tagobjid,$objtype,$fullrefname,$tagname) = @_;
return unless $objtype eq 'tag';
- return if defined $objreferring and $objid ne $objreferring;
- $func->($objid,$fullrefname,$tagname);
+ my $refobjid = git_rev_parse $tagobjid;
+ return unless
+ !defined $objreferring # caller wants them all
+ or $tagobjid eq $objreferring
+ or $refobjid eq $objreferring;
+ $func->($tagobjid,$refobjid,$fullrefname,$tagname);
});
}