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-rwxr-xr-xgit-cvsimport.perl191
1 files changed, 153 insertions, 38 deletions
diff --git a/git-cvsimport.perl b/git-cvsimport.perl
index 4853bf7a0d..73d367cea8 100755
--- a/git-cvsimport.perl
+++ b/git-cvsimport.perl
@@ -1,4 +1,4 @@
-#!/usr/bin/perl -w
+#!/usr/bin/perl
# This tool is copyright (c) 2005, Matthias Urlichs.
# It is released under the Gnu Public License, version 2.
@@ -13,6 +13,7 @@
# The head revision is on branch "origin" by default.
# You can change that with the '-o' option.
+use 5.008;
use strict;
use warnings;
use Getopt::Long;
@@ -23,24 +24,25 @@ use File::Basename qw(basename dirname);
use Time::Local;
use IO::Socket;
use IO::Pipe;
-use POSIX qw(strftime dup2 ENOENT);
+use POSIX qw(strftime tzset dup2 ENOENT);
use IPC::Open2;
+use Git qw(get_tz_offset);
$SIG{'PIPE'}="IGNORE";
-$ENV{'TZ'}="UTC";
+set_timezone('UTC');
-our ($opt_h,$opt_o,$opt_v,$opt_k,$opt_u,$opt_d,$opt_p,$opt_C,$opt_z,$opt_i,$opt_P, $opt_s,$opt_m,@opt_M,$opt_A,$opt_S,$opt_L, $opt_a, $opt_r);
-my (%conv_author_name, %conv_author_email);
+our ($opt_h,$opt_o,$opt_v,$opt_k,$opt_u,$opt_d,$opt_p,$opt_C,$opt_z,$opt_i,$opt_P, $opt_s,$opt_m,@opt_M,$opt_A,$opt_S,$opt_L, $opt_a, $opt_r, $opt_R);
+my (%conv_author_name, %conv_author_email, %conv_author_tz);
sub usage(;$) {
my $msg = shift;
print(STDERR "Error: $msg\n") if $msg;
print STDERR <<END;
-Usage: git cvsimport # fetch/update GIT from CVS
+usage: git cvsimport # fetch/update GIT from CVS
[-o branch-for-HEAD] [-h] [-v] [-d CVSROOT] [-A author-conv-file]
[-p opts-for-cvsps] [-P file] [-C GIT_repository] [-z fuzz] [-i] [-k]
[-u] [-s subst] [-a] [-m] [-M regex] [-S regex] [-L commitlimit]
- [-r remote] [CVS_module]
+ [-r remote] [-R] [CVS_module]
END
exit(1);
}
@@ -58,6 +60,14 @@ sub read_author_info($) {
$conv_author_name{$user} = $2;
$conv_author_email{$user} = $3;
}
+ # or with an optional timezone:
+ # spawn=Simon Pawn <spawn@frog-pond.org> America/Chicago
+ elsif (m/^(\S+?)\s*=\s*(.+?)\s*<(.+)>\s*(\S+?)\s*$/) {
+ $user = $1;
+ $conv_author_name{$user} = $2;
+ $conv_author_email{$user} = $3;
+ $conv_author_tz{$user} = $4;
+ }
# However, we also read from CVSROOT/users format
# to ease migration.
elsif (/^(\w+):(['"]?)(.+?)\2\s*$/) {
@@ -83,34 +93,62 @@ sub write_author_info($) {
die("Failed to open $file for writing: $!");
foreach (keys %conv_author_name) {
- print $f "$_=$conv_author_name{$_} <$conv_author_email{$_}>\n";
+ print $f "$_=$conv_author_name{$_} <$conv_author_email{$_}>";
+ print $f " $conv_author_tz{$_}" if ($conv_author_tz{$_});
+ print $f "\n";
}
close ($f);
}
+# Versions of perl before 5.10.0 may not automatically check $TZ each
+# time localtime is run (most platforms will do so only the first time).
+# We can work around this by using tzset() to update the internal
+# variable whenever we change the environment.
+sub set_timezone {
+ $ENV{TZ} = shift;
+ tzset();
+}
+
# convert getopts specs for use by git config
+my %longmap = (
+ 'A:' => 'authors-file',
+ 'M:' => 'merge-regex',
+ 'P:' => undef,
+ 'R' => 'track-revisions',
+ 'S:' => 'ignore-paths',
+);
+
sub read_repo_config {
- # Split the string between characters, unless there is a ':'
- # So "abc:de" becomes ["a", "b", "c:", "d", "e"]
+ # Split the string between characters, unless there is a ':'
+ # So "abc:de" becomes ["a", "b", "c:", "d", "e"]
my @opts = split(/ *(?!:)/, shift);
foreach my $o (@opts) {
my $key = $o;
$key =~ s/://g;
my $arg = 'git config';
$arg .= ' --bool' if ($o !~ /:$/);
-
- chomp(my $tmp = `$arg --get cvsimport.$key`);
+ my $ckey = $key;
+
+ if (exists $longmap{$o}) {
+ # An uppercase option like -R cannot be
+ # expressed in the configuration, as the
+ # variable names are downcased.
+ $ckey = $longmap{$o};
+ next if (! defined $ckey);
+ $ckey =~ s/-//g;
+ }
+ chomp(my $tmp = `$arg --get cvsimport.$ckey`);
if ($tmp && !($arg =~ /--bool/ && $tmp eq 'false')) {
- no strict 'refs';
- my $opt_name = "opt_" . $key;
- if (!$$opt_name) {
- $$opt_name = $tmp;
- }
+ no strict 'refs';
+ my $opt_name = "opt_" . $key;
+ if (!$$opt_name) {
+ $$opt_name = $tmp;
+ }
}
}
}
-my $opts = "haivmkuo:d:p:r:C:z:s:M:P:A:S:L:";
+my $opts = "haivmkuo:d:p:r:C:z:s:M:P:A:S:L:R";
read_repo_config($opts);
Getopt::Long::Configure( 'no_ignore_case', 'bundling' );
@@ -209,6 +247,31 @@ sub new {
return $self;
}
+sub find_password_entry {
+ my ($cvspass, @cvsroot) = @_;
+ my ($file, $delim) = @$cvspass;
+ my $pass;
+ local ($_);
+
+ if (open(my $fh, $file)) {
+ # :pserver:cvs@mea.tmt.tele.fi:/cvsroot/zmailer Ah<Z
+ CVSPASSFILE:
+ while (<$fh>) {
+ chomp;
+ s/^\/\d+\s+//;
+ my ($w, $p) = split($delim,$_,2);
+ for my $cvsroot (@cvsroot) {
+ if ($w eq $cvsroot) {
+ $pass = $p;
+ last CVSPASSFILE;
+ }
+ }
+ }
+ close($fh);
+ }
+ return $pass;
+}
+
sub conn {
my $self = shift;
my $repo = $self->{'fullrep'};
@@ -241,19 +304,23 @@ sub conn {
if ($pass) {
$pass = $self->_scramble($pass);
} else {
- 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 = $p;
- last;
- }
+ my @cvspass = ([$ENV{'HOME'}."/.cvspass", qr/\s/],
+ [$ENV{'HOME'}."/.cvs/cvspass", qr/=/]);
+ my @loc = ();
+ foreach my $cvspass (@cvspass) {
+ my $p = find_password_entry($cvspass, $rr, $rr2);
+ if ($p) {
+ push @loc, $cvspass->[0];
+ $pass = $p;
}
- };
- $pass = "A" unless $pass;
+ }
+
+ if (1 < @loc) {
+ die("Multiple cvs password files have ".
+ "entries for CVSROOT $opt_d: @loc");
+ } elsif (!$pass) {
+ $pass = "A";
+ }
}
my ($s, $rep);
@@ -348,7 +415,9 @@ sub conn {
$self->{'socketo'}->write("valid-requests\n");
$self->{'socketo'}->flush();
- chomp(my $rep=$self->readline());
+ my $rep=$self->readline();
+ die "Failed to read from server" unless defined $rep;
+ chomp($rep);
if ($rep !~ s/^Valid-requests\s*//) {
$rep="<unknown>" unless $rep;
die "Expected Valid-requests from server, but got: $rep\n";
@@ -611,7 +680,7 @@ my %index; # holds filenames of one index per branch
unless (-d $git_dir) {
system(qw(git init));
die "Cannot init the GIT db at $git_tree: $?\n" if $?;
- system(qw(git read-tree));
+ system(qw(git read-tree --empty));
die "Cannot init an empty tree: $?\n" if $?;
$last_branch = $opt_o;
@@ -659,6 +728,11 @@ if ($opt_A) {
write_author_info("$git_dir/cvs-authors");
}
+# open .git/cvs-revisions, if requested
+open my $revision_map, '>>', "$git_dir/cvs-revisions"
+ or die "Can't open $git_dir/cvs-revisions for appending: $!\n"
+ if defined $opt_R;
+
#
# run cvsps into a file unless we are getting
@@ -741,8 +815,8 @@ sub write_tree () {
return $tree;
}
-my ($patchset,$date,$author_name,$author_email,$branch,$ancestor,$tag,$logmsg);
-my (@old,@new,@skipped,%ignorebranch);
+my ($patchset,$date,$author_name,$author_email,$author_tz,$branch,$ancestor,$tag,$logmsg);
+my (@old,@new,@skipped,%ignorebranch,@commit_revisions);
# commits that cvsps cannot place anywhere...
$ignorebranch{'#CVSPS_NO_BRANCH'} = 1;
@@ -790,7 +864,11 @@ sub commit {
}
}
- my $commit_date = strftime("+0000 %Y-%m-%d %H:%M:%S",gmtime($date));
+ set_timezone($author_tz);
+ # $date is in the seconds since epoch format
+ my $tz_offset = get_tz_offset($date);
+ my $commit_date = "$date $tz_offset";
+ set_timezone('UTC');
$ENV{GIT_AUTHOR_NAME} = $author_name;
$ENV{GIT_AUTHOR_EMAIL} = $author_email;
$ENV{GIT_AUTHOR_DATE} = $commit_date;
@@ -825,15 +903,47 @@ sub commit {
system('git' , 'update-ref', "$remote/$branch", $cid) == 0
or die "Cannot write branch $branch for update: $!\n";
+ if ($revision_map) {
+ print $revision_map "@$_ $cid\n" for @commit_revisions;
+ }
+ @commit_revisions = ();
+
if ($tag) {
my ($xtag) = $tag;
$xtag =~ s/\s+\*\*.*$//; # Remove stuff like ** INVALID ** and ** FUNKY **
$xtag =~ tr/_/\./ if ( $opt_u );
$xtag =~ s/[\/]/$opt_s/g;
- $xtag =~ s/\[//g;
- system('git' , 'tag', '-f', $xtag, $cid) == 0
- or die "Cannot create tag $xtag: $!\n";
+ # See refs.c for these rules.
+ # Tag cannot contain bad chars. (See bad_ref_char in refs.c.)
+ $xtag =~ s/[ ~\^:\\\*\?\[]//g;
+ # Other bad strings for tags:
+ # (See check_refname_component in refs.c.)
+ 1 while $xtag =~ s/
+ (?: \.\. # Tag cannot contain '..'.
+ | \@{ # Tag cannot contain '@{'.
+ | ^ - # Tag cannot begin with '-'.
+ | \.lock $ # Tag cannot end with '.lock'.
+ | ^ \. # Tag cannot begin...
+ | \. $ # ...or end with '.'
+ )//xg;
+ # Tag cannot be empty.
+ if ($xtag eq '') {
+ warn("warning: ignoring tag '$tag'",
+ " with invalid tagname\n");
+ return;
+ }
+
+ if (system('git' , 'tag', '-f', $xtag, $cid) != 0) {
+ # We did our best to sanitize the tag, but still failed
+ # for whatever reason. Bail out, and give the user
+ # enough information to understand if/how we should
+ # improve the translation in the future.
+ if ($tag ne $xtag) {
+ print "Translated '$tag' tag to '$xtag'\n";
+ }
+ die "Cannot create tag $xtag: $!\n";
+ }
print "Created tag '$xtag' on '$branch'\n" if $opt_v;
}
@@ -859,12 +969,14 @@ while (<CVS>) {
}
$state=3;
} elsif ($state == 3 and s/^Author:\s+//) {
+ $author_tz = "UTC";
s/\s+$//;
if (/^(.*?)\s+<(.*)>/) {
($author_name, $author_email) = ($1, $2);
} elsif ($conv_author_name{$_}) {
$author_name = $conv_author_name{$_};
$author_email = $conv_author_email{$_};
+ $author_tz = $conv_author_tz{$_} if ($conv_author_tz{$_});
} else {
$author_name = $author_email = $_;
}
@@ -959,6 +1071,7 @@ while (<CVS>) {
push(@skipped, $fn);
next;
}
+ push @commit_revisions, [$fn, $rev];
print "Fetching $fn v $rev\n" if $opt_v;
my ($tmpname, $size) = $cvs->file($fn,$rev);
if ($size == -1) {
@@ -981,7 +1094,9 @@ while (<CVS>) {
unlink($tmpname);
} elsif ($state == 9 and /^\s+(.+?):\d+(?:\.\d+)+->(\d+(?:\.\d+)+)\(DEAD\)\s*$/) {
my $fn = $1;
+ my $rev = $2;
$fn =~ s#^/+##;
+ push @commit_revisions, [$fn, $rev];
push(@old,$fn);
print "Delete $fn\n" if $opt_v;
} elsif ($state == 9 and /^\s*$/) {
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-31 10:34:09 +0000