Put the value of the svn:ignore property in a regular file when
converting a Subversion repository to GIT. The Subversion and GIT
ignore syntaxes are similar enough that it often just works to set the
filename to .gitignore and do nothing else.
Signed-off-by: Karl Hasselström <kha@xxxxxxxxxxx>
---
Documentation/git-svnimport.txt | 8 +++++
git-svnimport.perl | 60 +++++++++++++++++++++++++++++++++++++--
2 files changed, 64 insertions(+), 4 deletions(-)
diff --git a/Documentation/git-svnimport.txt b/Documentation/git-svnimport.txt
index b5c7721..c95ff84 100644
--- a/Documentation/git-svnimport.txt
+++ b/Documentation/git-svnimport.txt
@@ -13,7 +13,7 @@ SYNOPSIS
[ -C <GIT_repository> ] [ -i ] [ -u ] [-l limit_rev]
[ -b branch_subdir ] [ -T trunk_subdir ] [ -t tag_subdir ]
[ -s start_chg ] [ -m ] [ -r ] [ -M regex ]
- <SVN_repository_URL> [ <path> ]
+ [ -I <ignorefile_name> ] <SVN_repository_URL> [ <path> ]
DESCRIPTION
@@ -65,6 +65,12 @@ When importing incrementally, you might
Prepend 'rX: ' to commit messages, where X is the imported
subversion revision.
+-I <ignorefile_name>::
+ Import the svn:ignore directory property to files with this
+ name in each directory. (The Subversion and GIT ignore
+ syntaxes are similar enough that using the Subversion patterns
+ directly with "-I .gitignore" will almost always just work.)
+
-m::
Attempt to detect merges based on the commit message. This option
will enable default regexes that try to capture the name source
diff --git a/git-svnimport.perl b/git-svnimport.perl
index 6603b96..0dd9fab 100755
--- a/git-svnimport.perl
+++ b/git-svnimport.perl
@@ -29,19 +29,21 @@ die "Need SVN:Core 1.2.1 or better" if $
$SIG{'PIPE'}="IGNORE";
$ENV{'TZ'}="UTC";
-our($opt_h,$opt_o,$opt_v,$opt_u,$opt_C,$opt_i,$opt_m,$opt_M,$opt_t,$opt_T,$opt_b,$opt_r,$opt_s,$opt_l,$opt_d,$opt_D);
+our($opt_h,$opt_o,$opt_v,$opt_u,$opt_C,$opt_i,$opt_m,$opt_M,$opt_t,$opt_T,
+ $opt_b,$opt_r,$opt_I,$opt_s,$opt_l,$opt_d,$opt_D);
sub usage() {
print STDERR <<END;
Usage: ${\basename $0} # fetch/update GIT from SVN
[-o branch-for-HEAD] [-h] [-v] [-l max_rev]
[-C GIT_repository] [-t tagname] [-T trunkname] [-b branchname]
- [-d|-D] [-i] [-u] [-r] [-s start_chg] [-m] [-M regex] [SVN_URL]
+ [-d|-D] [-i] [-u] [-r] [-I ignorefilename] [-s start_chg]
+ [-m] [-M regex] [SVN_URL]
END
exit(1);
}
-getopts("b:C:dDhil:mM:o:rs:t:T:uv") or usage();
+getopts("b:C:dDhiI:l:mM:o:rs:t:T:uv") or usage();
usage if $opt_h;
my $tag_name = $opt_t || "tags";
@@ -130,6 +132,24 @@ sub file {
return ($name, $mode);
}
+sub ignore {
+ my($self,$path,$rev) = @_;
+
+ print "... $rev $path ...\n" if $opt_v;
+ my (undef,undef,$properties)
+ = $self->{'svn'}->get_dir($path,$rev,undef);
+ if (exists $properties->{'svn:ignore'}) {
+ my ($fh, $name) = tempfile('gitsvn.XXXXXX',
+ DIR => File::Spec->tmpdir(),
+ UNLINK => 1);
+ print $fh $properties->{'svn:ignore'};
+ close($fh);
+ return $name;
+ } else {
+ return undef;
+ }
+}
+
package main;
use URI;
@@ -341,6 +361,34 @@ sub get_file($$$) {
return [$mode, $sha, $path];
}
+sub get_ignore($$$$$) {
+ my($new,$old,$rev,$branch,$path) = @_;
+
+ return unless $opt_I;
+ my $svnpath = revert_split_path($branch,$path);
+ my $name = $svn->ignore("$svnpath",$rev);
+ if ($path eq '/') {
+ $path = $opt_I;
+ } else {
+ $path = File::Spec->catfile($path,$opt_I);
+ }
+ if (defined $name) {
+ my $pid = open(my $F, '-|');
+ die $! unless defined $pid;
+ if (!$pid) {
+ exec("git-hash-object", "-w", $name)
+ or die "Cannot create object: $!\n";
+ }
+ my $sha = <$F>;
+ chomp $sha;
+ close $F;
+ unlink $name;
+ push(@$new,['0644',$sha,$path]);
+ } else {
+ push(@$old,$path);
+ }
+}
+
sub split_path($$) {
my($rev,$path) = @_;
my $branch;
@@ -546,6 +594,9 @@ sub commit {
my $opath = $action->[3];
print STDERR "$revision: $branch: could not fetch '$opath'\n";
}
+ } elsif ($node_kind eq $SVN::Node::dir) {
+ get_ignore(\@new, \@old, $revision,
+ $branch,$path);
}
} elsif ($action->[0] eq "D") {
push(@old,$path);
@@ -554,6 +605,9 @@ sub commit {
if ($node_kind eq $SVN::Node::file) {
my $f = get_file($revision,$branch,$path);
push(@new,$f) if $f;
+ } elsif ($node_kind eq $SVN::Node::dir) {
+ get_ignore(\@new, \@old, $revision,
+ $branch,$path);
}
} else {
die "$revision: unknown action '".$action->[0]."' for $path\n";
-
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