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-rw-r--r--Documentation/git-svn.txt27
-rwxr-xr-xgit-svn.perl35
2 files changed, 61 insertions, 1 deletions
diff --git a/Documentation/git-svn.txt b/Documentation/git-svn.txt
index 2fa5e94db..b7b63f713 100644
--- a/Documentation/git-svn.txt
+++ b/Documentation/git-svn.txt
@@ -54,6 +54,15 @@ remotes/git-svn.
See '<<fetch-args,Additional Fetch Arguments>>' if you are interested in
manually joining branches on commit.
+'dcommit'::
+ Commit all diffs from the current HEAD directly to the SVN
+ repository, and then rebase or reset (depending on whether or
+ not there is a diff between SVN and HEAD). It is recommended
+ that you run git-svn fetch and rebase (not pull) your commits
+ against the latest changes in the SVN repository.
+ This is advantageous over 'commit' (below) because it produces
+ cleaner, more linear history.
+
'commit'::
Commit specified commit or tree objects to SVN. This relies on
your imported fetch data being up-to-date. This makes
@@ -157,6 +166,24 @@ after the authors-file is modified should continue operation.
repo-config key: svn.authors-file
+-m::
+--merge::
+-s<strategy>::
+--strategy=<strategy>::
+
+These are only used with the 'dcommit' command.
+
+Passed directly to git-rebase when using 'dcommit' if a
+'git-reset' cannot be used (see dcommit).
+
+-n::
+--dry-run::
+
+This is only used with the 'dcommit' command.
+
+Print out the series of git arguments that would show
+which diffs would be committed to SVN.
+
--
ADVANCED OPTIONS
diff --git a/git-svn.perl b/git-svn.perl
index b311c3d03..9382a1504 100755
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -51,7 +51,8 @@ my ($_revision,$_stdin,$_no_ignore_ext,$_no_stop_copy,$_help,$_rmdir,$_edit,
$_message, $_file, $_follow_parent, $_no_metadata,
$_template, $_shared, $_no_default_regex, $_no_graft_copy,
$_limit, $_verbose, $_incremental, $_oneline, $_l_fmt, $_show_commit,
- $_version, $_upgrade, $_authors, $_branch_all_refs, @_opt_m);
+ $_version, $_upgrade, $_authors, $_branch_all_refs, @_opt_m,
+ $_merge, $_strategy, $_dry_run);
my (@_branch_from, %tree_map, %users, %rusers, %equiv);
my ($_svn_co_url_revs, $_svn_pg_peg_revs);
my @repo_path_split_cache;
@@ -118,6 +119,11 @@ my %cmd = (
{ 'message|m=s' => \$_message,
'file|F=s' => \$_file,
%cmt_opts } ],
+ dcommit => [ \&dcommit, 'Commit several diffs to merge with upstream',
+ { 'merge|m|M' => \$_merge,
+ 'strategy|s=s' => \$_strategy,
+ 'dry-run|n' => \$_dry_run,
+ %cmt_opts } ],
);
my $cmd;
@@ -561,6 +567,33 @@ sub commit_lib {
unlink $commit_msg;
}
+sub dcommit {
+ my $gs = "refs/remotes/$GIT_SVN";
+ chomp(my @refs = safe_qx(qw/git-rev-list --no-merges/, "$gs..HEAD"));
+ foreach my $d (reverse @refs) {
+ if ($_dry_run) {
+ print "diff-tree $d~1 $d\n";
+ } else {
+ commit_diff("$d~1", $d);
+ }
+ }
+ return if $_dry_run;
+ fetch();
+ my @diff = safe_qx(qw/git-diff-tree HEAD/, $gs);
+ my @finish;
+ if (@diff) {
+ @finish = qw/rebase/;
+ push @finish, qw/--merge/ if $_merge;
+ push @finish, "--strategy=$_strategy" if $_strategy;
+ print STDERR "W: HEAD and $gs differ, using @finish:\n", @diff;
+ } else {
+ print "No changes between current HEAD and $gs\n",
+ "Hard resetting to the latest $gs\n";
+ @finish = qw/reset --hard/;
+ }
+ sys('git', @finish, $gs);
+}
+
sub show_ignore {
$SVN_URL ||= file_to_s("$GIT_SVN_DIR/info/url");
$_use_lib ? show_ignore_lib() : show_ignore_cmd();