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-rwxr-xr-xgit-cvsimport-script742
1 files changed, 0 insertions, 742 deletions
diff --git a/git-cvsimport-script b/git-cvsimport-script
deleted file mode 100755
index 8f57396c2d..0000000000
--- a/git-cvsimport-script
+++ /dev/null
@@ -1,742 +0,0 @@
-#!/usr/bin/perl -w
-
-# This tool is copyright (c) 2005, Matthias Urlichs.
-# It is released under the Gnu Public License, version 2.
-#
-# The basic idea is to aggregate CVS check-ins into related changes.
-# Fortunately, "cvsps" does that for us; all we have to do is to parse
-# its output.
-#
-# Checking out the files is done by a single long-running CVS connection
-# / server process.
-#
-# The head revision is on branch "origin" by default.
-# You can change that with the '-o' option.
-
-use strict;
-use warnings;
-use Getopt::Std;
-use File::Spec;
-use File::Temp qw(tempfile);
-use File::Path qw(mkpath);
-use File::Basename qw(basename dirname);
-use Time::Local;
-use IO::Socket;
-use IO::Pipe;
-use POSIX qw(strftime dup2);
-
-$SIG{'PIPE'}="IGNORE";
-$ENV{'TZ'}="UTC";
-
-our($opt_h,$opt_o,$opt_v,$opt_d,$opt_p,$opt_C,$opt_z,$opt_i);
-
-sub usage() {
- print STDERR <<END;
-Usage: ${\basename $0} # fetch/update GIT from CVS
- [ -o branch-for-HEAD ] [ -h ] [ -v ] [ -d CVSROOT ]
- [ -p opts-for-cvsps ] [ -C GIT_repository ] [ -z fuzz ]
- [ -i ] [ CVS_module ]
-END
- exit(1);
-}
-
-getopts("hivo:d:p:C:z:") or usage();
-usage if $opt_h;
-
-@ARGV <= 1 or usage();
-
-if($opt_d) {
- $ENV{"CVSROOT"} = $opt_d;
-} elsif(-f 'CVS/Root') {
- open my $f, '<', 'CVS/Root' or die 'Failed to open CVS/Root';
- $opt_d = <$f>;
- chomp $opt_d;
- close $f;
- $ENV{"CVSROOT"} = $opt_d;
-} elsif($ENV{"CVSROOT"}) {
- $opt_d = $ENV{"CVSROOT"};
-} else {
- die "CVSROOT needs to be set";
-}
-$opt_o ||= "origin";
-my $git_tree = $opt_C;
-$git_tree ||= ".";
-
-my $cvs_tree;
-if ($#ARGV == 0) {
- $cvs_tree = $ARGV[0];
-} elsif (-f 'CVS/Repository') {
- open my $f, '<', 'CVS/Repository' or
- die 'Failed to open CVS/Repository';
- $cvs_tree = <$f>;
- chomp $cvs_tree;
- close $f
-} else {
- usage();
-}
-
-select(STDERR); $|=1; select(STDOUT);
-
-
-package CVSconn;
-# Basic CVS dialog.
-# We're only interested in connecting and downloading, so ...
-
-use File::Spec;
-use File::Temp qw(tempfile);
-use POSIX qw(strftime dup2);
-
-sub new {
- my($what,$repo,$subdir) = @_;
- $what=ref($what) if ref($what);
-
- my $self = {};
- $self->{'buffer'} = "";
- bless($self,$what);
-
- $repo =~ s#/+$##;
- $self->{'fullrep'} = $repo;
- $self->conn();
-
- $self->{'subdir'} = $subdir;
- $self->{'lines'} = undef;
-
- return $self;
-}
-
-sub conn {
- my $self = shift;
- my $repo = $self->{'fullrep'};
- if($repo =~ s/^:pserver:(?:(.*?)(?::(.*?))?@)?([^:\/]*)(?::(\d*))?//) {
- my($user,$pass,$serv,$port) = ($1,$2,$3,$4);
- $user="anonymous" unless defined $user;
- my $rr2 = "-";
- unless($port) {
- $rr2 = ":pserver:$user\@$serv:$repo";
- $port=2401;
- }
- my $rr = ":pserver:$user\@$serv:$port$repo";
-
- unless($pass) {
- open(H,$ENV{'HOME'}."/.cvspass") and do {
- # :pserver:cvs@mea.tmt.tele.fi:/cvsroot/zmailer Ah<Z
- while(<H>) {
- chomp;
- s/^\/\d+\s+//;
- my ($w,$p) = split(/\s/,$_,2);
- if($w eq $rr or $w eq $rr2) {
- $pass = $p;
- last;
- }
- }
- };
- }
- $pass="A" unless $pass;
-
- my $s = IO::Socket::INET->new(PeerHost => $serv, PeerPort => $port);
- die "Socket to $serv: $!\n" unless defined $s;
- $s->write("BEGIN AUTH REQUEST\n$repo\n$user\n$pass\nEND AUTH REQUEST\n")
- or die "Write to $serv: $!\n";
- $s->flush();
-
- my $rep = <$s>;
-
- if($rep ne "I LOVE YOU\n") {
- $rep="<unknown>" unless $rep;
- die "AuthReply: $rep\n";
- }
- $self->{'socketo'} = $s;
- $self->{'socketi'} = $s;
- } else { # local or ext: Fork off our own cvs server.
- my $pr = IO::Pipe->new();
- my $pw = IO::Pipe->new();
- my $pid = fork();
- die "Fork: $!\n" unless defined $pid;
- my $cvs = 'cvs';
- $cvs = $ENV{CVS_SERVER} if exists $ENV{CVS_SERVER};
- my $rsh = 'rsh';
- $rsh = $ENV{CVS_RSH} if exists $ENV{CVS_RSH};
-
- my @cvs = ($cvs, 'server');
- my ($local, $user, $host);
- $local = $repo =~ s/:local://;
- if (!$local) {
- $repo =~ s/:ext://;
- $local = !($repo =~ s/^(?:([^\@:]+)\@)?([^:]+)://);
- ($user, $host) = ($1, $2);
- }
- if (!$local) {
- if ($user) {
- unshift @cvs, $rsh, '-l', $user, $host;
- } else {
- unshift @cvs, $rsh, $host;
- }
- }
-
- unless($pid) {
- $pr->writer();
- $pw->reader();
- dup2($pw->fileno(),0);
- dup2($pr->fileno(),1);
- $pr->close();
- $pw->close();
- exec(@cvs);
- }
- $pw->writer();
- $pr->reader();
- $self->{'socketo'} = $pw;
- $self->{'socketi'} = $pr;
- }
- $self->{'socketo'}->write("Root $repo\n");
-
- # Trial and error says that this probably is the minimum set
- $self->{'socketo'}->write("Valid-responses ok error Valid-requests Mode M Mbinary E F Checked-in Created Updated Merged Removed\n");
-
- $self->{'socketo'}->write("valid-requests\n");
- $self->{'socketo'}->flush();
-
- chomp(my $rep=$self->readline());
- if($rep !~ s/^Valid-requests\s*//) {
- $rep="<unknown>" unless $rep;
- die "Expected Valid-requests from server, but got: $rep\n";
- }
- chomp(my $res=$self->readline());
- die "validReply: $res\n" if $res ne "ok";
-
- $self->{'socketo'}->write("UseUnchanged\n") if $rep =~ /\bUseUnchanged\b/;
- $self->{'repo'} = $repo;
-}
-
-sub readline {
- my($self) = @_;
- return $self->{'socketi'}->getline();
-}
-
-sub _file {
- # Request a file with a given revision.
- # Trial and error says this is a good way to do it. :-/
- my($self,$fn,$rev) = @_;
- $self->{'socketo'}->write("Argument -N\n") or return undef;
- $self->{'socketo'}->write("Argument -P\n") or return undef;
- # $self->{'socketo'}->write("Argument -ko\n") or return undef;
- # -ko: Linus' version doesn't use it
- $self->{'socketo'}->write("Argument -r\n") or return undef;
- $self->{'socketo'}->write("Argument $rev\n") or return undef;
- $self->{'socketo'}->write("Argument --\n") or return undef;
- $self->{'socketo'}->write("Argument $self->{'subdir'}/$fn\n") or return undef;
- $self->{'socketo'}->write("Directory .\n") or return undef;
- $self->{'socketo'}->write("$self->{'repo'}\n") or return undef;
- # $self->{'socketo'}->write("Sticky T1.0\n") or return undef;
- $self->{'socketo'}->write("co\n") or return undef;
- $self->{'socketo'}->flush() or return undef;
- $self->{'lines'} = 0;
- return 1;
-}
-sub _line {
- # Read a line from the server.
- # ... except that 'line' may be an entire file. ;-)
- my($self, $fh) = @_;
- die "Not in lines" unless defined $self->{'lines'};
-
- my $line;
- my $res=0;
- while(defined($line = $self->readline())) {
- # M U gnupg-cvs-rep/AUTHORS
- # Updated gnupg-cvs-rep/
- # /daten/src/rsync/gnupg-cvs-rep/AUTHORS
- # /AUTHORS/1.1///T1.1
- # u=rw,g=rw,o=rw
- # 0
- # ok
-
- if($line =~ s/^(?:Created|Updated) //) {
- $line = $self->readline(); # path
- $line = $self->readline(); # Entries line
- my $mode = $self->readline(); chomp $mode;
- $self->{'mode'} = $mode;
- defined (my $cnt = $self->readline())
- or die "EOF from server after 'Changed'\n";
- chomp $cnt;
- die "Duh: Filesize $cnt" if $cnt !~ /^\d+$/;
- $line="";
- $res=0;
- while($cnt) {
- my $buf;
- my $num = $self->{'socketi'}->read($buf,$cnt);
- die "Server: Filesize $cnt: $num: $!\n" if not defined $num or $num<=0;
- print $fh $buf;
- $res += $num;
- $cnt -= $num;
- }
- } elsif($line =~ s/^ //) {
- print $fh $line;
- $res += length($line);
- } elsif($line =~ /^M\b/) {
- # output, do nothing
- } elsif($line =~ /^Mbinary\b/) {
- my $cnt;
- die "EOF from server after 'Mbinary'" unless defined ($cnt = $self->readline());
- chomp $cnt;
- die "Duh: Mbinary $cnt" if $cnt !~ /^\d+$/ or $cnt<1;
- $line="";
- while($cnt) {
- my $buf;
- my $num = $self->{'socketi'}->read($buf,$cnt);
- die "S: Mbinary $cnt: $num: $!\n" if not defined $num or $num<=0;
- print $fh $buf;
- $res += $num;
- $cnt -= $num;
- }
- } else {
- chomp $line;
- if($line eq "ok") {
- # print STDERR "S: ok (".length($res).")\n";
- return $res;
- } elsif($line =~ s/^E //) {
- # print STDERR "S: $line\n";
- } else {
- die "Unknown: $line\n";
- }
- }
- }
-}
-sub file {
- my($self,$fn,$rev) = @_;
- my $res;
-
- my ($fh, $name) = tempfile('gitcvs.XXXXXX',
- DIR => File::Spec->tmpdir(), UNLINK => 1);
-
- $self->_file($fn,$rev) and $res = $self->_line($fh);
-
- if (!defined $res) {
- # retry
- $self->conn();
- $self->_file($fn,$rev)
- or die "No file command send\n";
- $res = $self->_line($fh);
- die "No input: $fn $rev\n" unless defined $res;
- }
- close ($fh);
-
- return ($name, $res);
-}
-
-
-package main;
-
-my $cvs = CVSconn->new($opt_d, $cvs_tree);
-
-
-sub pdate($) {
- my($d) = @_;
- m#(\d{2,4})/(\d\d)/(\d\d)\s(\d\d):(\d\d)(?::(\d\d))?#
- or die "Unparseable date: $d\n";
- my $y=$1; $y-=1900 if $y>1900;
- return timegm($6||0,$5,$4,$3,$2-1,$y);
-}
-
-sub pmode($) {
- my($mode) = @_;
- my $m = 0;
- my $mm = 0;
- my $um = 0;
- for my $x(split(//,$mode)) {
- if($x eq ",") {
- $m |= $mm&$um;
- $mm = 0;
- $um = 0;
- } elsif($x eq "u") { $um |= 0700;
- } elsif($x eq "g") { $um |= 0070;
- } elsif($x eq "o") { $um |= 0007;
- } elsif($x eq "r") { $mm |= 0444;
- } elsif($x eq "w") { $mm |= 0222;
- } elsif($x eq "x") { $mm |= 0111;
- } elsif($x eq "=") { # do nothing
- } else { die "Unknown mode: $mode\n";
- }
- }
- $m |= $mm&$um;
- return $m;
-}
-
-sub getwd() {
- my $pwd = `pwd`;
- chomp $pwd;
- return $pwd;
-}
-
--d $git_tree
- or mkdir($git_tree,0777)
- or die "Could not create $git_tree: $!";
-chdir($git_tree);
-
-my $last_branch = "";
-my $orig_branch = "";
-my $forward_master = 0;
-my %branch_date;
-
-my $git_dir = $ENV{"GIT_DIR"} || ".git";
-$git_dir = getwd()."/".$git_dir unless $git_dir =~ m#^/#;
-$ENV{"GIT_DIR"} = $git_dir;
-my $orig_git_index;
-$orig_git_index = $ENV{GIT_INDEX_FILE} if exists $ENV{GIT_INDEX_FILE};
-my ($git_ih, $git_index) = tempfile('gitXXXXXX', SUFFIX => '.idx',
- DIR => File::Spec->tmpdir());
-close ($git_ih);
-$ENV{GIT_INDEX_FILE} = $git_index;
-unless(-d $git_dir) {
- system("git-init-db");
- die "Cannot init the GIT db at $git_tree: $?\n" if $?;
- system("git-read-tree");
- die "Cannot init an empty tree: $?\n" if $?;
-
- $last_branch = $opt_o;
- $orig_branch = "";
-} else {
- -f "$git_dir/refs/heads/$opt_o"
- or die "Branch '$opt_o' does not exist.\n".
- "Either use the correct '-o branch' option,\n".
- "or import to a new repository.\n";
-
- $last_branch = basename(readlink("$git_dir/HEAD"));
- unless($last_branch) {
- warn "Cannot read the last branch name: $! -- assuming 'master'\n";
- $last_branch = "master";
- }
- $orig_branch = $last_branch;
- if (-f "$git_dir/CVS2GIT_HEAD") {
- die <<EOM;
-CVS2GIT_HEAD exists.
-Make sure your working directory corresponds to HEAD and remove CVS2GIT_HEAD.
-You may need to run
-
- git-read-tree -m -u CVS2GIT_HEAD HEAD
-EOM
- }
- system('cp', "$git_dir/HEAD", "$git_dir/CVS2GIT_HEAD");
-
- $forward_master =
- $opt_o ne 'master' && -f "$git_dir/refs/heads/master" &&
- system('cmp', '-s', "$git_dir/refs/heads/master",
- "$git_dir/refs/heads/$opt_o") == 0;
-
- # populate index
- system('git-read-tree', $last_branch);
- die "read-tree failed: $?\n" if $?;
-
- # Get the last import timestamps
- opendir(D,"$git_dir/refs/heads");
- while(defined(my $head = readdir(D))) {
- next if $head =~ /^\./;
- open(F,"$git_dir/refs/heads/$head")
- or die "Bad head branch: $head: $!\n";
- chomp(my $ftag = <F>);
- close(F);
- open(F,"git-cat-file commit $ftag |");
- while(<F>) {
- next unless /^author\s.*\s(\d+)\s[-+]\d{4}$/;
- $branch_date{$head} = $1;
- last;
- }
- close(F);
- }
- closedir(D);
-}
-
--d $git_dir
- or die "Could not create git subdir ($git_dir).\n";
-
-my $pid = open(CVS,"-|");
-die "Cannot fork: $!\n" unless defined $pid;
-unless($pid) {
- my @opt;
- @opt = split(/,/,$opt_p) if defined $opt_p;
- unshift @opt, '-z', $opt_z if defined $opt_z;
- exec("cvsps",@opt,"-u","-A","--cvs-direct",'--root',$opt_d,$cvs_tree);
- die "Could not start cvsps: $!\n";
-}
-
-
-## cvsps output:
-#---------------------
-#PatchSet 314
-#Date: 1999/09/18 13:03:59
-#Author: wkoch
-#Branch: STABLE-BRANCH-1-0
-#Ancestor branch: HEAD
-#Tag: (none)
-#Log:
-# See ChangeLog: Sat Sep 18 13:03:28 CEST 1999 Werner Koch
-#Members:
-# README:1.57->1.57.2.1
-# VERSION:1.96->1.96.2.1
-#
-#---------------------
-
-my $state = 0;
-
-my($patchset,$date,$author,$branch,$ancestor,$tag,$logmsg);
-my(@old,@new);
-my $commit = sub {
- my $pid;
- while(@old) {
- my @o2;
- if(@old > 55) {
- @o2 = splice(@old,0,50);
- } else {
- @o2 = @old;
- @old = ();
- }
- system("git-update-cache","--force-remove","--",@o2);
- die "Cannot remove files: $?\n" if $?;
- }
- while(@new) {
- my @n2;
- if(@new > 12) {
- @n2 = splice(@new,0,10);
- } else {
- @n2 = @new;
- @new = ();
- }
- system("git-update-cache","--add",
- (map { ('--cacheinfo', @$_) } @n2));
- die "Cannot add files: $?\n" if $?;
- }
-
- $pid = open(C,"-|");
- die "Cannot fork: $!" unless defined $pid;
- unless($pid) {
- exec("git-write-tree");
- die "Cannot exec git-write-tree: $!\n";
- }
- chomp(my $tree = <C>);
- length($tree) == 40
- or die "Cannot get tree id ($tree): $!\n";
- close(C)
- or die "Error running git-write-tree: $?\n";
- print "Tree ID $tree\n" if $opt_v;
-
- my $parent = "";
- if(open(C,"$git_dir/refs/heads/$last_branch")) {
- chomp($parent = <C>);
- close(C);
- length($parent) == 40
- or die "Cannot get parent id ($parent): $!\n";
- print "Parent ID $parent\n" if $opt_v;
- }
-
- my $pr = IO::Pipe->new() or die "Cannot open pipe: $!\n";
- my $pw = IO::Pipe->new() or die "Cannot open pipe: $!\n";
- $pid = fork();
- die "Fork: $!\n" unless defined $pid;
- unless($pid) {
- $pr->writer();
- $pw->reader();
- dup2($pw->fileno(),0);
- dup2($pr->fileno(),1);
- $pr->close();
- $pw->close();
-
- my @par = ();
- @par = ("-p",$parent) if $parent;
- exec("env",
- "GIT_AUTHOR_NAME=$author",
- "GIT_AUTHOR_EMAIL=$author",
- "GIT_AUTHOR_DATE=".strftime("+0000 %Y-%m-%d %H:%M:%S",gmtime($date)),
- "GIT_COMMITTER_NAME=$author",
- "GIT_COMMITTER_EMAIL=$author",
- "GIT_COMMITTER_DATE=".strftime("+0000 %Y-%m-%d %H:%M:%S",gmtime($date)),
- "git-commit-tree", $tree,@par);
- die "Cannot exec git-commit-tree: $!\n";
- }
- $pw->writer();
- $pr->reader();
-
- # compatibility with git2cvs
- substr($logmsg,32767) = "" if length($logmsg) > 32767;
- $logmsg =~ s/[\s\n]+\z//;
-
- print $pw "$logmsg\n"
- or die "Error writing to git-commit-tree: $!\n";
- $pw->close();
-
- print "Committed patch $patchset ($branch)\n" if $opt_v;
- chomp(my $cid = <$pr>);
- length($cid) == 40
- or die "Cannot get commit id ($cid): $!\n";
- print "Commit ID $cid\n" if $opt_v;
- $pr->close();
-
- waitpid($pid,0);
- die "Error running git-commit-tree: $?\n" if $?;
-
- open(C,">$git_dir/refs/heads/$branch")
- or die "Cannot open branch $branch for update: $!\n";
- print C "$cid\n"
- or die "Cannot write branch $branch for update: $!\n";
- close(C)
- or die "Cannot write branch $branch for update: $!\n";
-
- if($tag) {
- open(C,">$git_dir/refs/tags/$tag")
- or die "Cannot create tag $tag: $!\n";
- print C "$cid\n"
- or die "Cannot write tag $branch: $!\n";
- close(C)
- or die "Cannot write tag $branch: $!\n";
- print "Created tag '$tag' on '$branch'\n" if $opt_v;
- }
-};
-
-while(<CVS>) {
- chomp;
- if($state == 0 and /^-+$/) {
- $state = 1;
- } elsif($state == 0) {
- $state = 1;
- redo;
- } elsif(($state==0 or $state==1) and s/^PatchSet\s+//) {
- $patchset = 0+$_;
- $state=2;
- } elsif($state == 2 and s/^Date:\s+//) {
- $date = pdate($_);
- unless($date) {
- print STDERR "Could not parse date: $_\n";
- $state=0;
- next;
- }
- $state=3;
- } elsif($state == 3 and s/^Author:\s+//) {
- s/\s+$//;
- $author = $_;
- $state = 4;
- } elsif($state == 4 and s/^Branch:\s+//) {
- s/\s+$//;
- $branch = $_;
- $state = 5;
- } elsif($state == 5 and s/^Ancestor branch:\s+//) {
- s/\s+$//;
- $ancestor = $_;
- $ancestor = $opt_o if $ancestor eq "HEAD";
- $state = 6;
- } elsif($state == 5) {
- $ancestor = undef;
- $state = 6;
- redo;
- } elsif($state == 6 and s/^Tag:\s+//) {
- s/\s+$//;
- if($_ eq "(none)") {
- $tag = undef;
- } else {
- $tag = $_;
- }
- $state = 7;
- } elsif($state == 7 and /^Log:/) {
- $logmsg = "";
- $state = 8;
- } elsif($state == 8 and /^Members:/) {
- $branch = $opt_o if $branch eq "HEAD";
- if(defined $branch_date{$branch} and $branch_date{$branch} >= $date) {
- # skip
- print "skip patchset $patchset: $date before $branch_date{$branch}\n" if $opt_v;
- $state = 11;
- next;
- }
- if($ancestor) {
- if(-f "$git_dir/refs/heads/$branch") {
- print STDERR "Branch $branch already exists!\n";
- $state=11;
- next;
- }
- unless(open(H,"$git_dir/refs/heads/$ancestor")) {
- print STDERR "Branch $ancestor does not exist!\n";
- $state=11;
- next;
- }
- chomp(my $id = <H>);
- close(H);
- unless(open(H,"> $git_dir/refs/heads/$branch")) {
- print STDERR "Could not create branch $branch: $!\n";
- $state=11;
- next;
- }
- print H "$id\n"
- or die "Could not write branch $branch: $!";
- close(H)
- or die "Could not write branch $branch: $!";
- }
- if(($ancestor || $branch) ne $last_branch) {
- print "Switching from $last_branch to $branch\n" if $opt_v;
- system("git-read-tree", $branch);
- die "read-tree failed: $?\n" if $?;
- }
- $last_branch = $branch if $branch ne $last_branch;
- $state = 9;
- } elsif($state == 8) {
- $logmsg .= "$_\n";
- } elsif($state == 9 and /^\s+(\S+):(INITIAL|\d+(?:\.\d+)+)->(\d+(?:\.\d+)+)\s*$/) {
-# VERSION:1.96->1.96.2.1
- my $init = ($2 eq "INITIAL");
- my $fn = $1;
- my $rev = $3;
- $fn =~ s#^/+##;
- my ($tmpname, $size) = $cvs->file($fn,$rev);
- print "".($init ? "New" : "Update")." $fn: $size bytes.\n" if $opt_v;
- open my $F, '-|', "git-hash-object -w $tmpname"
- or die "Cannot create object: $!\n";
- my $sha = <$F>;
- chomp $sha;
- close $F;
- unlink($tmpname);
- my $mode = pmode($cvs->{'mode'});
- push(@new,[$mode, $sha, $fn]); # may be resurrected!
- } elsif($state == 9 and /^\s+(\S+):\d(?:\.\d+)+->(\d(?:\.\d+)+)\(DEAD\)\s*$/) {
- my $fn = $1;
- $fn =~ s#^/+##;
- push(@old,$fn);
- } elsif($state == 9 and /^\s*$/) {
- $state = 10;
- } elsif(($state == 9 or $state == 10) and /^-+$/) {
- &$commit();
- $state = 1;
- } elsif($state == 11 and /^-+$/) {
- $state = 1;
- } elsif(/^-+$/) { # end of unknown-line processing
- $state = 1;
- } elsif($state != 11) { # ignore stuff when skipping
- print "* UNKNOWN LINE * $_\n";
- }
-}
-&$commit() if $branch and $state != 11;
-
-unlink($git_index);
-
-if (defined $orig_git_index) {
- $ENV{GIT_INDEX_FILE} = $orig_git_index;
-} else {
- delete $ENV{GIT_INDEX_FILE};
-}
-
-# Now switch back to the branch we were in before all of this happened
-if($orig_branch) {
- print "DONE\n" if $opt_v;
- system("cp","$git_dir/refs/heads/$opt_o","$git_dir/refs/heads/master")
- if $forward_master;
- unless ($opt_i) {
- system('git-read-tree', '-m', '-u', 'CVS2GIT_HEAD', 'HEAD');
- die "read-tree failed: $?\n" if $?;
- }
-} else {
- $orig_branch = "master";
- print "DONE; creating $orig_branch branch\n" if $opt_v;
- system("cp","$git_dir/refs/heads/$opt_o","$git_dir/refs/heads/master")
- unless -f "$git_dir/refs/heads/master";
- unlink("$git_dir/HEAD");
- symlink("refs/heads/$orig_branch","$git_dir/HEAD");
- unless ($opt_i) {
- system('git checkout');
- die "checkout failed: $?\n" if $?;
- }
-}
-unlink("$git_dir/CVS2GIT_HEAD");