svn import: copy path information

Due to a bug in the SVN library, path information is freed as soon as the
callback returns, even if it still refers to the data.

Workaround: Copy it. (Also fix a wrong-method-name bug while we're at it.)

Signed-Off-By: Matthias Urlichs <smurf@smurf.noris.de>

diff --git a/git-svnimport.perl b/git-svnimport.perl
index 27d964c..3844cc5 100755 (executable)
--- a/git-svnimport.perl
+++ b/git-svnimport.perl
@@ -346,9 +346,9 @@ sub commit {
        $dest = $parent;
 
        my $prev = $changed_paths->{"/"};
-       if($prev and $prev->action eq "A") {
+       if($prev and $prev->[0] eq "A") {
                delete $changed_paths->{"/"};
-               my $oldpath = $prev->copyfrom_path;
+               my $oldpath = $prev->[1];
                my $rev;
                if(defined $oldpath) {
                        my $p;
@@ -385,7 +385,7 @@ sub commit {
                $rev = undef;
        }
 
-#      if($prev and $prev->action eq "A") {
+#      if($prev and $prev->[0] eq "A") {
 #              if(not $tag) {
 #                      unless(open(H,"> $git_dir/refs/heads/$branch")) {
 #                              print STDERR "$revision: Could not create branch $branch: $!\n";
@@ -408,21 +408,21 @@ sub commit {
        }
 
        while(my($path,$action) = each %$changed_paths) {
-               if ($action->action eq "A") {
+               if ($action->[0] eq "A") {
                        my $f = get_file($revision,$branch,$path);
                        push(@new,$f) if $f;
-               } elsif ($action->action eq "D") {
+               } elsif ($action->[0] eq "D") {
                        push(@old,$path);
-               } elsif ($action->action eq "M") {
+               } elsif ($action->[0] eq "M") {
                        my $f = get_file($revision,$branch,$path);
                        push(@new,$f) if $f;
-               } elsif ($action->action eq "R") {
+               } elsif ($action->[0] eq "R") {
                        # refer to a file/tree in an earlier commit
                        push(@old,$path); # remove any old stuff
 
                        # ... and add any new stuff
-                       my($b,$p) = split_path($revision,$action->oldpath);
-                       open my $F,"-|","git-ls-tree","-r","-z", $branches{$b}{$action->oldrev}, $p;
+                       my($b,$p) = split_path($revision,$action->[1]);
+                       open my $F,"-|","git-ls-tree","-r","-z", $branches{$b}{$action->[2]}, $p;
                        local $/ = '\0';
                        while(<$F>) {
                                chomp;
@@ -432,7 +432,7 @@ sub commit {
                                push(@new,[$mode,$sha1,$p]);
                        }
                } else {
-                       die "$revision: unknown action '".$action->action."' for $path\n";
+                       die "$revision: unknown action '".$action->[0]."' for $path\n";
                }
        }
 
@@ -596,7 +596,13 @@ sub commit {
 my ($changed_paths, $revision, $author, $date, $message, $pool) = @_;
 sub _commit_all {
        ($changed_paths, $revision, $author, $date, $message, $pool) = @_;
+       my %p;
+       while(my($path,$action) = each %$changed_paths) {
+               $p{$path} = [ $action->action,$action->copyfrom_path, $action->copyfrom_rev ];
+       }
+       $changed_paths = \%p;
 }
+
 sub commit_all {
        my %done;
        my @col;