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Prepare Git::SVN::Migration for extraction from git-svn.

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* Load Git command functions on its own.
* Load Git::SVN modules on its own.

Drive by refactorings...
* Use our() instead of use vars.
* Eliminate the auto loading of Git functions.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
This commit is contained in:
Michael G. Schwern 2012-07-26 17:26:02 -07:00 committed by Eric Wong
parent b74fda1c9b
commit b0e75250c8
1 changed files with 24 additions and 12 deletions
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36
git-svn.perl
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@ -14,6 +14,18 @@ use Git::SVN;
use Git::SVN::Log;
use Git::SVN::Utils qw(fatal can_compress);
use Git qw(
git_cmd_try
command
command_oneline
command_noisy
command_output_pipe
command_close_pipe
command_bidi_pipe
command_close_bidi_pipe
);
# From which subdir have we been invoked?
my $cmd_dir_prefix = eval {
command_oneline([qw/rev-parse --show-prefix/], STDERR => 0)
@ -75,7 +87,6 @@ use File::Spec;
use File::Find;
use Getopt::Long qw/:config gnu_getopt no_ignore_case auto_abbrev/;
use IPC::Open3;
use Git;
use Git::SVN::Editor qw//;
use Git::SVN::Fetcher qw//;
use Git::SVN::Ra qw//;
@ -83,16 +94,6 @@ use Git::SVN::Prompt qw//;
use Memoize; # core since 5.8.0, Jul 2002
BEGIN {
# import functions from Git into our packages, en masse
no strict 'refs';
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 $package ( qw(Git::SVN::Migration),
__PACKAGE__) {
*{"${package}::$_"} = \&{"Git::$_"};
}
}
Memoize::memoize 'Git::config';
Memoize::memoize 'Git::config_bool';
}
@ -2079,7 +2080,14 @@ use warnings;
use Carp qw/croak/;
use File::Path qw/mkpath/;
use File::Basename qw/dirname basename/;
use vars qw/$_minimize/;
our $_minimize;
use Git qw(
command
command_noisy
command_output_pipe
command_close_pipe
);
sub migrate_from_v0 {
my $git_dir = $ENV{GIT_DIR};
@ -2188,6 +2196,7 @@ sub migrate_from_v2 {
read_old_urls(\%l_map, '', "$ENV{GIT_DIR}/svn");
my $migrated = 0;
require Git::SVN;
foreach my $ref_id (sort keys %l_map) {
eval { Git::SVN->init($l_map{$ref_id}, '', undef, $ref_id) };
if ($@) {
@ -2199,6 +2208,9 @@ sub migrate_from_v2 {
}
sub minimize_connections {
require Git::SVN;
require Git::SVN::Ra;
my $r = Git::SVN::read_all_remotes();
my $new_urls = {};
my $root_repos = {};