use strict;
use vars qw/ $AUTHOR $VERSION
$sha1 $sha1_short $_revision $_repository
- $_q $_authors %users/;
+ $_q $_authors $_authors_prog %users/;
$AUTHOR = 'Eric Wong <normalperson@yhbt.net>';
$VERSION = '@@GIT_VERSION@@';
use IO::File qw//;
use File::Basename qw/dirname basename/;
use File::Path qw/mkpath/;
+use File::Spec;
use Getopt::Long qw/:config gnu_getopt no_ignore_case auto_abbrev/;
use IPC::Open3;
use Git;
$sha1 = qr/[a-f\d]{40}/;
$sha1_short = qr/[a-f\d]{4,40}/;
my ($_stdin, $_help, $_edit,
- $_message, $_file,
+ $_message, $_file, $_branch_dest,
$_template, $_shared,
$_version, $_fetch_all, $_no_rebase, $_fetch_parent,
$_merge, $_strategy, $_dry_run, $_local,
'ignore-paths=s' => \$SVN::Git::Fetcher::_ignore_regex );
my %fc_opts = ( 'follow-parent|follow!' => \$Git::SVN::_follow_parent,
'authors-file|A=s' => \$_authors,
+ 'authors-prog=s' => \$_authors_prog,
'repack:i' => \$Git::SVN::_repack,
'noMetadata' => \$Git::SVN::_no_metadata,
'useSvmProps' => \$Git::SVN::_use_svm_props,
'localtime' => \$Git::SVN::_localtime,
%remote_opts );
-my ($_trunk, $_tags, $_branches, $_stdlayout);
+my ($_trunk, @_tags, @_branches, $_stdlayout);
my %icv;
my %init_opts = ( 'template=s' => \$_template, 'shared:s' => \$_shared,
- 'trunk|T=s' => \$_trunk, 'tags|t=s' => \$_tags,
- 'branches|b=s' => \$_branches, 'prefix=s' => \$_prefix,
+ 'trunk|T=s' => \$_trunk, 'tags|t=s@' => \@_tags,
+ 'branches|b=s@' => \@_branches, 'prefix=s' => \$_prefix,
'stdlayout|s' => \$_stdlayout,
'minimize-url|m' => \$Git::SVN::_minimize_url,
'no-metadata' => sub { $icv{noMetadata} = 1 },
branch => [ \&cmd_branch,
'Create a branch in the SVN repository',
{ 'message|m=s' => \$_message,
+ 'destination|d=s' => \$_branch_dest,
'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,
+ 'destination|d=s' => \$_branch_dest,
'dry-run|n' => \$_dry_run } ],
'set-tree' => [ \&cmd_set_tree,
"Set an SVN repository to a git tree-ish",
'blame' => [ \&Git::SVN::Log::cmd_blame,
"Show what revision and author last modified each line of a file",
{ 'git-format' => \$_git_format } ],
+ 'reset' => [ \&cmd_reset,
+ "Undo fetches back to the specified SVN revision",
+ { 'revision|r=s' => \$_revision,
+ 'parent|p' => \$_fetch_parent } ],
);
my $cmd;
$cmd = $ARGV[$i];
splice @ARGV, $i, 1;
last;
+ } elsif ($ARGV[$i] eq 'help') {
+ $cmd = $ARGV[$i+1];
+ usage(0);
}
};
version() if $_version;
usage(1) unless defined $cmd;
load_authors() if $_authors;
+if (defined $_authors_prog) {
+ $_authors_prog = "'" . File::Spec->rel2abs($_authors_prog) . "'";
+}
unless ($cmd =~ /^(?:clone|init|multi-init|commit-diff)$/) {
Git::SVN::Migration::migration_check();
sub cmd_clone {
my ($url, $path) = @_;
if (!defined $path &&
- (defined $_trunk || defined $_branches || defined $_tags ||
+ (defined $_trunk || @_branches || @_tags ||
defined $_stdlayout) &&
$url !~ m#^[a-z\+]+://#) {
$path = $url;
$path = basename($url) if !defined $path || !length $path;
cmd_init($url, $path);
Git::SVN::fetch_all($Git::SVN::default_repo_id);
+ command_oneline('config', 'svn.authorsfile', $_authors) if $_authors;
}
sub cmd_init {
if (defined $_stdlayout) {
$_trunk = 'trunk' if (!defined $_trunk);
- $_tags = 'tags' if (!defined $_tags);
- $_branches = 'branches' if (!defined $_branches);
+ @_tags = 'tags' if (! @_tags);
+ @_branches = 'branches' if (! @_branches);
}
- if (defined $_trunk || defined $_branches || defined $_tags) {
+ if (defined $_trunk || @_branches || @_tags) {
return cmd_multi_init(@_);
}
my $url = shift or die "SVN repository location required ",
'Cannot dcommit with a dirty index. Commit your changes first, '
. "or stash them with `git stash'.\n";
$head ||= 'HEAD';
+
+ my $old_head;
+ if ($head ne 'HEAD') {
+ $old_head = eval {
+ command_oneline([qw/symbolic-ref -q HEAD/])
+ };
+ if ($old_head) {
+ $old_head =~ s{^refs/heads/}{};
+ } else {
+ $old_head = eval { command_oneline(qw/rev-parse HEAD/) };
+ }
+ command(['checkout', $head], STDERR => 0);
+ }
+
my @refs;
- my ($url, $rev, $uuid, $gs) = working_head_info($head, \@refs);
+ my ($url, $rev, $uuid, $gs) = working_head_info('HEAD', \@refs);
unless ($gs) {
die "Unable to determine upstream SVN information from ",
"$head history.\nPerhaps the repository is empty.";
if (@diff) {
@refs = ();
my ($url_, $rev_, $uuid_, $gs_) =
- working_head_info($head, \@refs);
+ working_head_info('HEAD', \@refs);
my ($linear_refs_, $parents_) =
linearize_history($gs_, \@refs);
if (scalar(@$linear_refs) !=
}
}
}
+
+ if ($old_head) {
+ my $new_head = command_oneline(qw/rev-parse HEAD/);
+ my $new_is_symbolic = eval {
+ command_oneline(qw/symbolic-ref -q HEAD/);
+ };
+ if ($new_is_symbolic) {
+ print "dcommitted the branch ", $head, "\n";
+ } else {
+ print "dcommitted on a detached HEAD because you gave ",
+ "a revision argument.\n",
+ "The rewritten commit is: ", $new_head, "\n";
+ }
+ command(['checkout', $old_head], STDERR => 0);
+ }
+
unlink $gs->{index};
}
my ($src, $rev, undef, $gs) = working_head_info($head);
my $remote = Git::SVN::read_all_remotes()->{$gs->{repo_id}};
- my $glob = $remote->{ $_tag ? 'tags' : 'branches' };
+ my $allglobs = $remote->{ $_tag ? 'tags' : 'branches' };
+ my $glob;
+ if ($#{$allglobs} == 0) {
+ $glob = $allglobs->[0];
+ } else {
+ unless(defined $_branch_dest) {
+ die "Multiple ",
+ $_tag ? "tag" : "branch",
+ " paths defined for Subversion repository.\n",
+ "You must specify where you want to create the ",
+ $_tag ? "tag" : "branch",
+ " with the --destination argument.\n";
+ }
+ foreach my $g (@{$allglobs}) {
+ if ($_branch_dest eq $g->{path}->{left}) {
+ $glob = $g;
+ last;
+ }
+ }
+ unless (defined $glob) {
+ die "Unknown ",
+ $_tag ? "tag" : "branch",
+ " destination $_branch_dest\n";
+ }
+ }
my ($lft, $rgt) = @{ $glob->{path} }{qw/left right/};
my $dst = join '/', $remote->{url}, $lft, $branch_name, ($rgt || ());
sub cmd_multi_init {
my $url = shift;
- unless (defined $_trunk || defined $_branches || defined $_tags) {
+ unless (defined $_trunk || @_branches || @_tags) {
usage(1);
}
undef, $trunk_ref);
}
}
- return unless defined $_branches || defined $_tags;
+ return unless @_branches || @_tags;
my $ra = $url ? Git::SVN::Ra->new($url) : undef;
- complete_url_ls_init($ra, $_branches, '--branches/-b', $_prefix);
- complete_url_ls_init($ra, $_tags, '--tags/-t', $_prefix . 'tags/');
+ foreach my $path (@_branches) {
+ complete_url_ls_init($ra, $path, '--branches/-b', $_prefix);
+ }
+ foreach my $path (@_tags) {
+ complete_url_ls_init($ra, $path, '--tags/-t', $_prefix.'tags/');
+ }
}
sub cmd_multi_fetch {
print $result, "\n";
}
+sub cmd_reset {
+ my $target = shift || $_revision or die "SVN revision required\n";
+ $target = $1 if $target =~ /^r(\d+)$/;
+ $target =~ /^\d+$/ or die "Numeric SVN revision expected\n";
+ my ($url, $rev, $uuid, $gs) = working_head_info('HEAD');
+ unless ($gs) {
+ die "Unable to determine upstream SVN information from ".
+ "history\n";
+ }
+ my ($r, $c) = $gs->find_rev_before($target, not $_fetch_parent);
+ $gs->rev_map_set($r, $c, 'reset', $uuid);
+ print "r$r = $c ($gs->{ref_id})\n";
+}
+
########################### utility functions #########################
sub rebase_cmd {
die "--prefix='$pfx' must have a trailing slash '/'\n";
}
command_noisy('config',
+ '--add',
"svn-remote.$gs->{repo_id}.$n",
"$remote_path:refs/remotes/$pfx*" .
('/*' x (($remote_path =~ tr/*/*/) - 1)) );
}
rename $commit_editmsg, $commit_msg or croak $!;
{
+ require Encode;
# SVN requires messages to be UTF-8 when entering the repo
local $/;
open $log_fh, '<', $commit_msg or croak $!;
binmode $log_fh;
chomp($log_entry{log} = <$log_fh>);
- if (my $enc = Git::config('i18n.commitencoding')) {
- require Encode;
- Encode::from_to($log_entry{log}, $enc, 'UTF-8');
+ my $enc = Git::config('i18n.commitencoding') || 'UTF-8';
+ my $msg = $log_entry{log};
+
+ eval { $msg = Encode::decode($enc, $msg, 1) };
+ if ($@) {
+ die "Could not decode as $enc:\n", $msg,
+ "\nPerhaps you need to set i18n.commitencoding\n";
}
+
+ eval { $msg = Encode::encode('UTF-8', $msg, 1) };
+ die "Could not encode as UTF-8:\n$msg\n" if $@;
+
+ $log_entry{log} = $msg;
+
close $log_fh or croak $!;
}
unlink $commit_msg;
# read the max revs for wildcard expansion (branches/*, tags/*)
foreach my $t (qw/branches tags/) {
defined $remote->{$t} or next;
- push @globs, $remote->{$t};
+ push @globs, @{$remote->{$t}};
+
my $max_rev = eval { tmp_config(qw/--int --get/,
"svn-remote.$repo_id.${t}-maxRev") };
if (defined $max_rev && ($max_rev < $base)) {
} elsif (m!^(.+)\.(branches|tags)=
(.*):refs/remotes/(.+)\s*$/!x) {
my ($p, $g) = ($3, $4);
- my $rs = $r->{$1}->{$2} = {
- t => $2,
- remote => $1,
- path => Git::SVN::GlobSpec->new($p),
- ref => Git::SVN::GlobSpec->new($g) };
+ my $rs = {
+ t => $2,
+ remote => $1,
+ path => Git::SVN::GlobSpec->new($p),
+ ref => Git::SVN::GlobSpec->new($g) };
if (length($rs->{ref}->{right}) != 0) {
die "The '*' glob character must be the last ",
"character of '$g'\n";
}
+ push @{ $r->{$1}->{$2} }, $rs;
}
}
next if defined $repos_root && $repos_root ne $u;
my $fetch = $remotes->{$repo_id}->{fetch} || {};
- foreach (qw/branches tags/) {
- resolve_local_globs($u, $fetch,
- $remotes->{$repo_id}->{$_});
+ foreach my $t (qw/branches tags/) {
+ foreach my $globspec (@{$remotes->{$repo_id}->{$t}}) {
+ resolve_local_globs($u, $fetch, $globspec);
+ }
}
my $p = $path;
my $rwr = rewrite_root({repo_id => $repo_id});
$gs
}
+sub call_authors_prog {
+ my ($orig_author) = @_;
+ my $author = `$::_authors_prog $orig_author`;
+ if ($? != 0) {
+ die "$::_authors_prog failed with exit code $?\n"
+ }
+ if ($author =~ /^\s*(.+?)\s*<(.*)>\s*$/) {
+ my ($name, $email) = ($1, $2);
+ $email = undef if length $2 == 0;
+ return [$name, $email];
+ } else {
+ die "Author: $orig_author: $::_authors_prog returned "
+ . "invalid author format: $author\n";
+ }
+}
+
sub check_author {
my ($author) = @_;
if (!defined $author || length $author == 0) {
$author = '(no author)';
- } elsif (defined $::_authors && ! defined $::users{$author}) {
- die "Author: $author not defined in $::_authors file\n";
+ }
+ if (!defined $::users{$author}) {
+ if (defined $::_authors_prog) {
+ $::users{$author} = call_authors_prog($author);
+ } elsif (defined $::_authors) {
+ die "Author: $author not defined in $::_authors file\n";
+ }
}
$author;
}
croak "write: $!";
}
+sub _rev_map_reset {
+ my ($fh, $rev, $commit) = @_;
+ my $c = _rev_map_get($fh, $rev);
+ $c eq $commit or die "_rev_map_reset(@_) commit $c does not match!\n";
+ my $offset = sysseek($fh, 0, SEEK_CUR) or croak "seek: $!";
+ truncate $fh, $offset or croak "truncate: $!";
+}
+
sub mkfile {
my ($path) = @_;
unless (-e $path) {
my $db = $self->map_path($uuid);
my $db_lock = "$db.lock";
my $sig;
+ $update_ref ||= 0;
if ($update_ref) {
$SIG{INT} = $SIG{HUP} = $SIG{TERM} = $SIG{ALRM} = $SIG{PIPE} =
$SIG{USR1} = $SIG{USR2} = sub { $sig = $_[0] };
sysopen(my $fh, $db_lock, O_RDWR | O_CREAT)
or croak "Couldn't open $db_lock: $!\n";
- _rev_map_set($fh, $rev, $commit);
+ $update_ref eq 'reset' ? _rev_map_reset($fh, $rev, $commit) :
+ _rev_map_set($fh, $rev, $commit);
if ($sync) {
$fh->flush or die "Couldn't flush $db_lock: $!\n";
$fh->sync or die "Couldn't sync $db_lock: $!\n";
close $fh or croak $!;
if ($update_ref) {
$_head = $self;
- command_noisy('update-ref', '-m', "r$rev",
+ my $note = "";
+ $note = " ($update_ref)" if ($update_ref !~ /^\d*$/);
+ command_noisy('update-ref', '-m', "r$rev$note",
$self->refname, $commit);
}
rename $db_lock, $db or die "rev_map_set(@_): ", "Failed to rename: ",
return undef unless -e $map_path;
sysopen(my $fh, $map_path, O_RDONLY) or croak "open: $!";
+ my $c = _rev_map_get($fh, $rev);
+ close($fh) or croak "close: $!";
+ $c
+}
+
+sub _rev_map_get {
+ my ($fh, $rev) = @_;
+
binmode $fh or croak "binmode: $!";
my $size = (stat($fh))[7];
($size % 24) == 0 or croak "inconsistent size: $size";
if ($size == 0) {
- close $fh or croak "close: $fh";
return undef;
}
} elsif ($r > $rev) {
$u = $i - 24;
} else { # $r == $rev
- close($fh) or croak "close: $!";
return $c eq ('0' x 40) ? undef : $c;
}
}
- close($fh) or croak "close: $!";
undef;
}
my ($self, $rev, $eq_ok, $min_rev) = @_;
--$rev unless $eq_ok;
$min_rev ||= 1;
+ my $max_rev = $self->rev_map_max;
+ $rev = $max_rev if ($rev > $max_rev);
while ($rev >= $min_rev) {
if (my $c = $self->rev_map_get($rev)) {
return ($rev, $c);
my ($min, $max) = ($base, $head < $base + $inc ? $head : $base + $inc);
my $longest_path = longest_common_path($gsv, $globs);
my $ra_url = $self->{url};
+ my $find_trailing_edge;
while (1) {
my %revs;
my $err;
sub { $revs{$_[1]} = _cb(@_) });
if ($err) {
print "Checked through r$max\r";
+ } else {
+ $find_trailing_edge = 1;
}
- if ($err && $max >= $head) {
+ if ($err and $find_trailing_edge) {
print STDERR "Path '$longest_path' ",
"was probably deleted:\n",
$err->expanded_message,
my $ok;
$self->get_log([$longest_path], $min, $hi,
0, 1, 1, sub {
- $ok ||= $_[1];
+ $ok = $_[1];
$revs{$_[1]} = _cb(@_) });
if ($ok) {
print STDERR "r$min .. r$ok OK\n";
last;
}
}
+ $find_trailing_edge = 0;
}
$SVN::Error::handler = $err_handler;