diff options
author | Ian Jackson <ijackson@chiark.greenend.org.uk> | 2017-08-25 20:57:41 +0100 |
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committer | Ian Jackson <ijackson@chiark.greenend.org.uk> | 2018-06-16 12:25:49 +0100 |
commit | 7ae49acddbd78c5e446f9e1fc5b02ef7d09ae925 (patch) | |
tree | 1043ee52f15cd47b5a24779bd5b75e022aeedb8d /Debian/Dgit.pm | |
parent | e07f113726f46b8ab921ceecd4e282d93b39c2a2 (diff) |
Dgit.pm: Break out git_get_symref
Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
Diffstat (limited to 'Debian/Dgit.pm')
-rw-r--r-- | Debian/Dgit.pm | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/Debian/Dgit.pm b/Debian/Dgit.pm index abcf123..ebf9d7d 100644 --- a/Debian/Dgit.pm +++ b/Debian/Dgit.pm @@ -49,7 +49,7 @@ BEGIN { failedcmd_report_cmd failedcmd runcmd cmdoutput cmdoutput_errok git_rev_parse git_cat_file - git_get_ref git_for_each_ref + git_get_ref git_get_symref git_for_each_ref git_for_each_tag_referring is_fast_fwd $package_re $component_re $deliberately_re $distro_re $versiontag_re $series_filename_re @@ -381,6 +381,19 @@ sub git_cat_file ($;$) { return $chk->($type, $data); } +sub git_get_symref (;$) { + my ($symref) = @_; $symref //= 'HEAD'; + # => undef if not a symref, otherwise refs/... + my @cmd = (qw(git symbolic-ref -q HEAD)); + my $branch = cmdoutput_errok @cmd; + if (!defined $branch) { + $?==256 or failedcmd @cmd; + } else { + chomp $branch; + } + return $branch; +} + sub git_for_each_ref ($$;$) { my ($pattern,$func,$gitdir) = @_; # calls $func->($objid,$objtype,$fullrefname,$reftail); |