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Add git-svn branch to allow branch creation in SVN repositories

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[ew: fixed a warning to stderr causing t9108 to fail]

Signed-off-by: Florian Ragwitz <rafl@debian.org>
Signed-off-by: Deskin Miller <deskinm@umich.edu>
Acked-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
This commit is contained in:
Florian Ragwitz
2008-10-04 19:35:17 -07:00
committed by Shawn O. Pearce
parent 276328ffb8
commit 5de70efbd9
3 changed files with 128 additions and 2 deletions
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47
git-svn.perl
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@ -66,7 +66,7 @@ my ($_stdin, $_help, $_edit,
$_version, $_fetch_all, $_no_rebase,
$_merge, $_strategy, $_dry_run, $_local,
$_prefix, $_no_checkout, $_url, $_verbose,
$_git_format, $_commit_url);
$_git_format, $_commit_url, $_tag);
$Git::SVN::_follow_parent = 1;
my %remote_opts = ( 'username=s' => \$Git::SVN::Prompt::_username,
'config-dir=s' => \$Git::SVN::Ra::config_dir,
@ -131,6 +131,15 @@ my %cmd = (
'revision|r=i' => \$_revision,
'no-rebase' => \$_no_rebase,
%cmt_opts, %fc_opts } ],
branch => [ \&cmd_branch,
'Create a branch in the SVN repository',
{ 'message|m=s' => \$_message,
'dry-run|n' => \$_dry_run,
'tag|t' => \$_tag } ],
tag => [ sub { $_tag = 1; cmd_branch(@_) },
'Create a tag in the SVN repository',
{ 'message|m=s' => \$_message,
'dry-run|n' => \$_dry_run } ],
'set-tree' => [ \&cmd_set_tree,
"Set an SVN repository to a git tree-ish",
{ 'stdin|' => \$_stdin, %cmt_opts, %fc_opts, } ],
@ -537,6 +546,42 @@ sub cmd_dcommit {
unlink $gs->{index};
}
sub cmd_branch {
my ($branch_name, $head) = @_;
unless (defined $branch_name && length $branch_name) {
die(($_tag ? "tag" : "branch") . " name required\n");
}
$head ||= 'HEAD';
my ($src, $rev, undef, $gs) = working_head_info($head);
my $remote = Git::SVN::read_all_remotes()->{svn};
my $glob = $remote->{ $_tag ? 'tags' : 'branches' };
my ($lft, $rgt) = @{ $glob->{path} }{qw/left right/};
my $dst = join '/', $remote->{url}, $lft, $branch_name, ($rgt || ());
my $ctx = SVN::Client->new(
auth => Git::SVN::Ra::_auth_providers(),
log_msg => sub {
${ $_[0] } = defined $_message
? $_message
: 'Create ' . ($_tag ? 'tag ' : 'branch ' )
. $branch_name;
},
);
eval {
$ctx->ls($dst, 'HEAD', 0);
} and die "branch ${branch_name} already exists\n";
print "Copying ${src} at r${rev} to ${dst}...\n";
$ctx->copy($src, $rev, $dst)
unless $_dry_run;
$gs->fetch_all;
}
sub cmd_find_rev {
my $revision_or_hash = shift or die "SVN or git revision required ",
"as a command-line argument\n";