#!/usr/bin/perl -w
# Known limitations:
-# - cannot add or remove binary files
# - does not propagate permissions
# - tells "ready for commit" even when things could not be completed
-# (eg addition of a binary file)
+# (not sure this is true anymore, more testing is needed)
+# - does not handle whitespace in pathnames at all.
use strict;
use Getopt::Std;
if ($stage eq 'headers') {
if ($line =~ m/^parent (\w{40})$/) { # found a parent
push @parents, $1;
- } elsif ($line =~ m/^author (.+) \d+ \+\d+$/) {
+ } elsif ($line =~ m/^author (.+) \d+ [-+]\d+$/) {
$author = $1;
- } elsif ($line =~ m/^committer (.+) \d+ \+\d+$/) {
+ } elsif ($line =~ m/^committer (.+) \d+ [-+]\d+$/) {
$committer = $1;
}
} else {
close MSG;
my (@afiles, @dfiles, @mfiles, @dirs);
+my %amodes;
my @files = safe_pipe_capture('git-diff-tree', '-r', $parent, $commit);
#print @files;
$? && die "Error in git-diff-tree";
my @fields = split(m!\s+!, $f);
if ($fields[4] eq 'A') {
my $path = $fields[5];
+ $amodes{$path} = $fields[1];
push @afiles, $path;
# add any needed parent directories
$path = dirname $path;
if ($fields[4] eq 'M') {
push @mfiles, $fields[5];
}
- if ($fields[4] eq 'R') {
+ if ($fields[4] eq 'D') {
push @dfiles, $fields[5];
}
}
+my (@binfiles, @abfiles, @dbfiles, @bfiles, @mbfiles);
+@binfiles = grep m/^Binary files/, safe_pipe_capture('git-diff-tree', '-p', $parent, $commit);
+map { chomp } @binfiles;
+@abfiles = grep s/^Binary files \/dev\/null and b\/(.*) differ$/$1/, @binfiles;
+@dbfiles = grep s/^Binary files a\/(.*) and \/dev\/null differ$/$1/, @binfiles;
+@mbfiles = grep s/^Binary files a\/(.*) and b\/(.*) differ$/$1/, @binfiles;
+push @bfiles, @abfiles;
+push @bfiles, @dbfiles;
+push @bfiles, @mbfiles;
+push @mfiles, @mbfiles;
+
$opt_v && print "The commit affects:\n ";
$opt_v && print join ("\n ", @afiles,@mfiles,@dfiles) . "\n\n";
undef @files; # don't need it anymore
}
foreach my $f (@afiles) {
# This should return only one value
+ if ($f =~ m,(.*)/[^/]*$,) {
+ my $p = $1;
+ next if (grep { $_ eq $p } @dirs);
+ }
my @status = grep(m/^File/, safe_pipe_capture('cvs', '-q', 'status' ,$f));
if (@status > 1) { warn 'Strange! cvs status returned more than one line?'};
if (-d dirname $f and $status[0] !~ m/Status: Unknown$/
warn "Status was: $status[0]\n";
}
}
+
foreach my $f (@mfiles, @dfiles) {
# TODO:we need to handle removed in cvs
my @status = grep(m/^File/, safe_pipe_capture('cvs', '-q', 'status' ,$f));
print "'Patching' binary files\n";
-my @bfiles = grep(m/^Binary/, safe_pipe_capture('git-diff-tree', '-p', $parent, $commit));
-@bfiles = map { chomp } @bfiles;
foreach my $f (@bfiles) {
# check that the file in cvs matches the "old" file
# extract the file to $tmpdir and compare with cmp
- my $tree = safe_pipe_capture('git-rev-parse', "$parent^{tree}");
- chomp $tree;
- my $blob = `git-ls-tree $tree "$f" | cut -f 1 | cut -d ' ' -f 3`;
- chomp $blob;
- `git-cat-file blob $blob > $tmpdir/blob`;
- if (system('cmp', '-s', $f, "$tmpdir/blob")) {
- warn "Binary file $f in CVS does not match parent.\n";
- $dirty = 1;
- next;
+ if (not(grep { $_ eq $f } @afiles)) {
+ my $tree = safe_pipe_capture('git-rev-parse', "$parent^{tree}");
+ chomp $tree;
+ my $blob = `git-ls-tree $tree "$f" | cut -f 1 | cut -d ' ' -f 3`;
+ chomp $blob;
+ `git-cat-file blob $blob > $tmpdir/blob`;
+ if (system('cmp', '-s', $f, "$tmpdir/blob")) {
+ warn "Binary file $f in CVS does not match parent.\n";
+ if (not $opt_f) {
+ $dirty = 1;
+ next;
+ }
+ }
+ }
+ if (not(grep { $_ eq $f } @dfiles)) {
+ my $tree = safe_pipe_capture('git-rev-parse', "$commit^{tree}");
+ chomp $tree;
+ my $blob = `git-ls-tree $tree "$f" | cut -f 1 | cut -d ' ' -f 3`;
+ chomp $blob;
+ # replace with the new file
+ `git-cat-file blob $blob > $f`;
}
-
- # replace with the new file
- `git-cat-file blob $blob > $f`;
# TODO: something smart with file modes
my $fuzz = $opt_p ? 0 : 2;
print "Patching non-binary files\n";
-print `(git-diff-tree -p $parent -p $commit | patch -p1 -F $fuzz ) 2>&1`;
+
+if (scalar(@afiles)+scalar(@dfiles)+scalar(@mfiles) != scalar(@bfiles)) {
+ print `(git-diff-tree -p $parent -p $commit | patch -p1 -F $fuzz ) 2>&1`;
+}
my $dirtypatch = 0;
if (($? >> 8) == 2) {
}
foreach my $f (@afiles) {
- system('cvs', 'add', $f);
+ set_new_file_permissions($f, $amodes{$f});
+ if (grep { $_ eq $f } @bfiles) {
+ system('cvs', 'add','-kb',$f);
+ } else {
+ system('cvs', 'add', $f);
+ }
if ($?) {
$dirty = 1;
warn "Failed to cvs add $f -- you may need to do it manually";
}
return wantarray ? @output : join('',@output);
}
+
+# For any file we want to add to cvs, we must first set its permissions
+# properly, *before* the "cvs add ..." command. Otherwise, it is impossible
+# to change the permission of the file in the CVS repository using only cvs
+# commands. This should be fixed in cvs-1.12.14.
+sub set_new_file_permissions {
+ my ($file, $perm) = @_;
+ chmod oct($perm), $file
+ or die "failed to set permissions of \"$file\": $!\n";
+}