Extract Git classes from git-svn (4/10) (was Re: Fix git-svn tests for SVN 1.7.5.)

[Michael G Schwern <schwern@pobox.com>]

>From 8f70be0424a770c299b6a0c5bf99e4030e5e4d92 Mon Sep 17 00:00:00 2001
From: "Michael G. Schwern" <schwern@pobox.com>
Date: Thu, 12 Jul 2012 16:58:53 -0700
Subject: [PATCH 05/11] Make Git::SVN::Log work.

Changes to Git::SVN::Log to make it compile....
* Change the $_git_format lexical only used by Git::SVN::Log into a
Git::SVN::Log global
* Have it load the Git command functions itself
---
 git-svn.perl          |  8 +++++---
 perl/Git/SVN/Log.pm   | 10 +++++++++-
 perl/Makefile         |  1 +
 t/Git-SVN/00compile.t |  4 +++-
 4 files changed, 18 insertions(+), 5 deletions(-)

diff --git a/git-svn.perl b/git-svn.perl
index 5e6e3b5..7c8ca49 100755
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -11,6 +11,8 @@ $AUTHOR = 'Eric Wong <normalperson@yhbt.net>';
 $VERSION = '@@GIT_VERSION@@';

 use Git::SVN;
+use Git::SVN::Log;
+
 use Git::SVN::Utils qw(fatal can_compress);

 # From which subdir have we been invoked?
@@ -88,7 +90,7 @@ BEGIN {
 	foreach (qw/command command_oneline command_noisy command_output_pipe
 	            command_input_pipe command_close_pipe
 	            command_bidi_pipe command_close_bidi_pipe/) {
-		for my $package ( qw(Git::SVN::Migration Git::SVN::Log),
+		for my $package ( qw(Git::SVN::Migration),
 			__PACKAGE__) {
 			*{"${package}::$_"} = \&{"Git::$_"};
 		}
@@ -107,7 +109,7 @@ my ($_stdin, $_help, $_edit,
 	$_version, $_fetch_all, $_no_rebase, $_fetch_parent,
 	$_merge, $_strategy, $_preserve_merges, $_dry_run, $_local,
 	$_prefix, $_no_checkout, $_url, $_verbose,
-	$_git_format, $_commit_url, $_tag, $_merge_info, $_interactive);
+	$_commit_url, $_tag, $_merge_info, $_interactive);

 # This is a refactoring artifact so Git::SVN can get at this variable.
 sub opt_prefix { return $_prefix || '' }
@@ -271,7 +273,7 @@ my %cmd = (
 		    { 'url' => \$_url, } ],
 	'blame' => [ \&Git::SVN::Log::cmd_blame,
 	            "Show what revision and author last modified each line of a file",
-		    { 'git-format' => \$_git_format } ],
+		    { 'git-format' => \$Git::SVN::Log::_git_format } ],
 	'reset' => [ \&cmd_reset,
 		     "Undo fetches back to the specified SVN revision",
 		     { 'revision|r=s' => \$_revision,
diff --git a/perl/Git/SVN/Log.pm b/perl/Git/SVN/Log.pm
index bbec3b0..7f3cb87 100644
--- a/perl/Git/SVN/Log.pm
+++ b/perl/Git/SVN/Log.pm
@@ -1,12 +1,17 @@
 package Git::SVN::Log;
+
 use strict;
 use warnings;
+
+use Git qw(command command_oneline command_output_pipe command_close_pipe);
 use Git::SVN::Utils qw(fatal);
 use POSIX qw/strftime/;
 use constant commit_log_separator => ('-' x 72) . "\n";
 use vars qw/$TZ $limit $color $pager $non_recursive $verbose $oneline
             %rusers $show_commit $incremental/;
-my $l_fmt;
+
+# Options set in git-svn
+our $_git_format;

 sub cmt_showable {
 	my ($c) = @_;
@@ -52,6 +57,7 @@ sub git_svn_log_cmd {
 	}

 	my ($url, $rev, $uuid, $gs) = ::working_head_info($head);
+	require Git::SVN;
 	$gs ||= Git::SVN->_new;
 	my @cmd = (qw/log --abbrev-commit --pretty=raw --default/,
 	           $gs->refname);
@@ -113,6 +119,7 @@ sub run_pager {

 sub format_svn_date {
 	my $t = shift || time;
+	require Git::SVN;
 	my $gmoff = Git::SVN::get_tz($t);
 	return strftime("%Y-%m-%d %H:%M:%S $gmoff (%a, %d %b %Y)", localtime($t));
 }
@@ -183,6 +190,7 @@ sub process_commit {
 	return 1;
 }

+my $l_fmt;
 sub show_commit {
 	my $c = shift;
 	if ($oneline) {
diff --git a/perl/Makefile b/perl/Makefile
index d0a0c5c..2a4ca57 100644
--- a/perl/Makefile
+++ b/perl/Makefile
@@ -30,6 +30,7 @@ modules += Git/SVN
 modules += Git/SVN/Memoize/YAML
 modules += Git/SVN/Fetcher
 modules += Git/SVN/Editor
+modules += Git/SVN/Log
 modules += Git/SVN/Prompt
 modules += Git/SVN/Ra
 modules += Git/SVN/Utils
diff --git a/t/Git-SVN/00compile.t b/t/Git-SVN/00compile.t
index c32ee4b..37626f4 100644
--- a/t/Git-SVN/00compile.t
+++ b/t/Git-SVN/00compile.t
@@ -3,7 +3,9 @@
 use strict;
 use warnings;

-use Test::More tests => 2;
+use Test::More tests => 4;

 require_ok 'Git::SVN';
 require_ok 'Git::SVN::Utils';
+require_ok 'Git::SVN::Ra';
+require_ok 'Git::SVN::Log';
-- 
1.7.11.1