From: Eric Wong Date: Wed, 28 Jun 2006 02:39:12 +0000 (-0700) Subject: git-svn: add the commit-diff command X-Git-Tag: v1.4.1-rc2~12 X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=27e9fb8d415a7bbc14001c14580f4c568e246381;p=git.git git-svn: add the commit-diff command This is intended for interoperability with git-svnimport. Signed-off-by: Eric Wong Signed-off-by: Junio C Hamano --- diff --git a/contrib/git-svn/git-svn.perl b/contrib/git-svn/git-svn.perl index be38f9417..4bdc9766c 100755 --- a/contrib/git-svn/git-svn.perl +++ b/contrib/git-svn/git-svn.perl @@ -46,6 +46,7 @@ my $sha1_short = qr/[a-f\d]{4,40}/; my ($_revision,$_stdin,$_no_ignore_ext,$_no_stop_copy,$_help,$_rmdir,$_edit, $_find_copies_harder, $_l, $_cp_similarity, $_cp_remote, $_repack, $_repack_nr, $_repack_flags, + $_message, $_file, $_template, $_shared, $_no_default_regex, $_no_graft_copy, $_limit, $_verbose, $_incremental, $_oneline, $_l_fmt, $_show_commit, $_version, $_upgrade, $_authors, $_branch_all_refs, @_opt_m); @@ -65,6 +66,12 @@ my %multi_opts = ( 'trunk|T=s' => \$_trunk, 'tags|t=s' => \$_tags, 'branches|b=s' => \$_branches ); my %init_opts = ( 'template=s' => \$_template, 'shared' => \$_shared ); +my %cmt_opts = ( 'edit|e' => \$_edit, + 'rmdir' => \$_rmdir, + 'find-copies-harder' => \$_find_copies_harder, + 'l=i' => \$_l, + 'copy-similarity|C=i'=> \$_cp_similarity +); # yes, 'native' sets "\n". Patches to fix this for non-*nix systems welcome: my %EOL = ( CR => "\015", LF => "\012", CRLF => "\015\012", native => "\012" ); @@ -76,14 +83,7 @@ my %cmd = ( " (requires URL argument)", \%init_opts ], commit => [ \&commit, "Commit git revisions to SVN", - { 'stdin|' => \$_stdin, - 'edit|e' => \$_edit, - 'rmdir' => \$_rmdir, - 'find-copies-harder' => \$_find_copies_harder, - 'l=i' => \$_l, - 'copy-similarity|C=i'=> \$_cp_similarity, - %fc_opts, - } ], + { 'stdin|' => \$_stdin, %cmt_opts, %fc_opts, } ], 'show-ignore' => [ \&show_ignore, "Show svn:ignore listings", { 'revision|r=i' => \$_revision } ], rebuild => [ \&rebuild, "Rebuild git-svn metadata (after git clone)", @@ -112,6 +112,10 @@ my %cmd = ( 'show-commit' => \$_show_commit, 'authors-file|A=s' => \$_authors, } ], + 'commit-diff' => [ \&commit_diff, 'Commit a diff between two trees', + { 'message|m=s' => \$_message, + 'file|F=s' => \$_file, + %cmt_opts } ], ); my $cmd; @@ -484,11 +488,7 @@ sub commit_lib { my @lock = $SVN::Core::VERSION ge '1.2.0' ? (undef, 0) : (); my $commit_msg = "$GIT_SVN_DIR/.svn-commit.tmp.$$"; - if (defined $LC_ALL) { - $ENV{LC_ALL} = $LC_ALL; - } else { - delete $ENV{LC_ALL}; - } + set_svn_commit_env(); foreach my $c (@revs) { my $log_msg = get_commit_message($c, $commit_msg); @@ -723,6 +723,55 @@ out: print '-' x72,"\n" unless $_incremental || $_oneline; } +sub commit_diff_usage { + print STDERR "Usage: $0 commit-diff []\n"; + exit 1 +} + +sub commit_diff { + if (!$_use_lib) { + print STDERR "commit-diff must be used with SVN libraries\n"; + exit 1; + } + my $ta = shift or commit_diff_usage(); + my $tb = shift or commit_diff_usage(); + if (!eval { $SVN_URL = shift || file_to_s("$GIT_SVN_DIR/info/url") }) { + print STDERR "Needed URL or usable git-svn id command-line\n"; + commit_diff_usage(); + } + if (defined $_message && defined $_file) { + print STDERR "Both --message/-m and --file/-F specified ", + "for the commit message.\n", + "I have no idea what you mean\n"; + exit 1; + } + if (defined $_file) { + $_message = file_to_s($_message); + } else { + $_message ||= get_commit_message($tb, + "$GIT_DIR/.svn-commit.tmp.$$")->{msg}; + } + my $repo; + ($repo, $SVN_PATH) = repo_path_split($SVN_URL); + $SVN_LOG ||= libsvn_connect($repo); + $SVN ||= libsvn_connect($repo); + my @lock = $SVN::Core::VERSION ge '1.2.0' ? (undef, 0) : (); + my $ed = SVN::Git::Editor->new({ r => $SVN->get_latest_revnum, + ra => $SVN, c => $tb, + svn_path => $SVN_PATH + }, + $SVN->get_commit_editor($_message, + sub {print "Committed $_[0]\n"},@lock) + ); + my $mods = libsvn_checkout_tree($ta, $tb, $ed); + if (@$mods == 0) { + print "No changes\n$ta == $tb\n"; + $ed->abort_edit; + } else { + $ed->close_edit; + } +} + ########################### utility functions ######################### sub cmt_showable { @@ -1470,7 +1519,6 @@ sub get_commit_message { my %log_msg = ( msg => '' ); open my $msg, '>', $commit_msg or croak $!; - print "commit: $commit\n"; chomp(my $type = `git-cat-file -t $commit`); if ($type eq 'commit') { my $pid = open my $msg_fh, '-|'; @@ -1507,6 +1555,14 @@ sub get_commit_message { return \%log_msg; } +sub set_svn_commit_env { + if (defined $LC_ALL) { + $ENV{LC_ALL} = $LC_ALL; + } else { + delete $ENV{LC_ALL}; + } +} + sub svn_commit_tree { my ($last, $commit) = @_; my $commit_msg = "$GIT_SVN_DIR/.svn-commit.tmp.$$"; @@ -1514,11 +1570,7 @@ sub svn_commit_tree { my ($oneline) = ($log_msg->{msg} =~ /([^\n\r]+)/); print "Committing $commit: $oneline\n"; - if (defined $LC_ALL) { - $ENV{LC_ALL} = $LC_ALL; - } else { - delete $ENV{LC_ALL}; - } + set_svn_commit_env(); my @ci_output = safe_qx(qw(svn commit -F),$commit_msg); $ENV{LC_ALL} = 'C'; unlink $commit_msg; diff --git a/contrib/git-svn/t/t0005-commit-diff.sh b/contrib/git-svn/t/t0005-commit-diff.sh new file mode 100644 index 000000000..f994b72f8 --- /dev/null +++ b/contrib/git-svn/t/t0005-commit-diff.sh @@ -0,0 +1,41 @@ +#!/bin/sh +# +# Copyright (c) 2006 Eric Wong +test_description='git-svn commit-diff' +. ./lib-git-svn.sh + +if test -n "$GIT_SVN_NO_LIB" && test "$GIT_SVN_NO_LIB" -ne 0 +then + echo 'Skipping: commit-diff needs SVN libraries' + test_done + exit 0 +fi + +test_expect_success 'initialize repo' " + mkdir import && + cd import && + echo hello > readme && + svn import -m 'initial' . $svnrepo && + cd .. && + echo hello > readme && + git update-index --add readme && + git commit -a -m 'initial' && + echo world >> readme && + git commit -a -m 'another' + " + +head=`git rev-parse --verify HEAD^0` +prev=`git rev-parse --verify HEAD^1` + +# the internals of the commit-diff command are the same as the regular +# commit, so only a basic test of functionality is needed since we've +# already tested commit extensively elsewhere + +test_expect_success 'test the commit-diff command' " + test -n '$prev' && test -n '$head' && + git-svn commit-diff '$prev' '$head' '$svnrepo' && + svn co $svnrepo wc && + cmp readme wc/readme + " + +test_done