diff options
Diffstat (limited to 'Debian/Dgit.pm')
-rw-r--r-- | Debian/Dgit.pm | 59 |
1 files changed, 35 insertions, 24 deletions
diff --git a/Debian/Dgit.pm b/Debian/Dgit.pm index 348f608..3ac042c 100644 --- a/Debian/Dgit.pm +++ b/Debian/Dgit.pm @@ -2,7 +2,7 @@ # dgit # Debian::Dgit: functions common to dgit and its helpers and servers # -# Copyright (C) 2015-2016 Ian Jackson +# Copyright (C) 2015-2019 Ian Jackson # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -29,7 +29,7 @@ use Config; use Digest::SHA; use Data::Dumper; use IPC::Open2; -use File::Path; +use File::Path qw(:DEFAULT make_path); use File::Basename; use Dpkg::Control::Hash; use Debian::Dgit::ExitStatus; @@ -51,10 +51,12 @@ BEGIN { server_branch server_ref stat_exists link_ltarget rename_link_xf hashfile - fail failmsg ensuredir must_getcwd executable_on_path + fail failmsg ensuredir ensurepath + must_getcwd executable_on_path waitstatusmsg failedcmd_waitstatus failedcmd_report_cmd failedcmd runcmd shell_cmd cmdoutput cmdoutput_errok + @git git_rev_parse changedir_git_toplevel git_cat_file git_get_ref git_get_symref git_for_each_ref git_for_each_tag_referring is_fast_fwd @@ -112,6 +114,8 @@ our $gdrlast_refprefix = 'debrebase-last'; our $printdebug_when_debuglevel = 1; our $debugcmd_when_debuglevel = 1; +our (@git) = qw(git); + # these three all go together, only valid after record_maindir our $maindir; our $maindir_gitdir; @@ -218,9 +222,7 @@ sub shellquote { sub printcmd { my $fh = shift @_; my $intro = shift @_; - print $fh $intro," " or confess "$!"; - print $fh shellquote @_ or confess "$!"; - print $fh "\n" or confess "$!"; + print $fh $intro." ".(join '', shellquote @_)."\n" or confess "$!"; } sub debugcmd { @@ -309,6 +311,12 @@ sub ensuredir ($) { confess "mkdir $dir: $!"; } +sub ensurepath ($$) { + my ($firsttocreate, $subdir) = @_; # creates necessary bits of $subidr + ensuredir $firsttocreate; + make_path "$firsttocreate/$subdir"; +} + sub must_getcwd () { my $d = getcwd(); defined $d or fail f_ "getcwd failed: %s\n", $!; @@ -649,7 +657,10 @@ sub resolve_upstream_version ($$) { } $used = $tried[-1]; $message = f_ 'using upstream from git tag %s', $used; - } + } elsif ($new_upstream =~ m{^refs/tags/($versiontag_re)$}s) { + $message = f_ 'using upstream from git tag %s', $1; + $used = $1; + } $new_upstream = git_rev_parse $new_upstream; return ($new_upstream, $used, $message); @@ -882,7 +893,7 @@ sub reflog_cache_insert ($$$) { # When we no longer need to support squeeze, use --create-reflog # instead of this: my $parent = $ref; $parent =~ s{/[^/]+$}{}; - ensuredir "$maindir_gitcommon/logs/$parent"; + ensurepath "$maindir_gitcommon/logs", "$parent"; my $makelogfh = new IO::File "$maindir_gitcommon/logs/$ref", '>>' or confess "$!"; @@ -976,7 +987,7 @@ sub reflog_cache_lookup ($$) { # changedir playground # changedir $maindir # -# playtree_setup $local_git_cfg +# playtree_setup # # ^ call in some (perhaps trivial) subdir of playground # # rmtree playground @@ -1035,28 +1046,28 @@ sub fresh_playground ($) { # ----- playtrees ----- -sub playtree_setup (;$) { - my ($t_local_git_cfg) = @_; - $t_local_git_cfg //= $local_git_cfg; +sub playtree_setup () { # for use in the playtree # $maindir must be set, eg by calling record_maindir or fresh_playground - runcmd qw(git init -q); - runcmd qw(git config gc.auto 0); - foreach my $copy (qw(user.email user.name user.useConfigOnly - core.sharedRepository - core.compression core.looseCompression - core.bigFileThreshold core.fsyncObjectFiles)) { - my $v = $t_local_git_cfg->{$copy}; - next unless $v; - runcmd qw(git config), $copy, $_ foreach @$v; - } # this is confusing: we have # . playtree, not a worktree, has .git/, our cwd # $maindir might be a worktree so # $maindir_gitdir contains our main working "dgit", HEAD, etc. # $maindir_gitcommon the shared stuff, including .objects - rmtree('.git/objects'); - symlink "$maindir_gitcommon/objects",'.git/objects' or confess "$!"; + + # we need to invoke git-playtree-setup via git because + # there may be config options it needs which are only available + # to us, sensibly, in @git + + # And, we look for it in @INC too. This is a bit perverse. + # We do this because in the Debian packages we want to have + # a copy of this script in each binary package, rather than + # making yet another .deb or tangling the dependencies. + # @INC is conveniently available. + my $newpath = join ':', +(grep { !m/:/ } @INC), + '/usr/share/dgit', $ENV{PATH}; + runcmd qw(env), "PATH=$newpath", @git, qw(playtree-setup .); + ensuredir '.git/info'; open GA, "> .git/info/attributes" or confess "$!"; print GA "* $negate_harmful_gitattrs\n" or confess "$!"; |