strbuf_read_file enhancement, and use it.

diff --git a/git-svnimport.perl b/git-svnimport.perl
index f4597626b955252fa7cfc092d8bb041cc3887345..aa5b3b2c9700d9a3cfe79011499405b67da6b33e 100755 (executable)
--- a/git-svnimport.perl
+++ b/git-svnimport.perl
@@ -49,7 +49,7 @@ END
 usage if $opt_h;
 
 my $tag_name = $opt_t || "tags";
-my $trunk_name = $opt_T || "trunk";
+my $trunk_name = defined $opt_T ? $opt_T : "trunk";
 my $branch_name = $opt_b || "branches";
 my $project_name = $opt_P || "";
 $project_name = "/" . $project_name if ($project_name);
@@ -633,7 +633,7 @@ sub commit {
 
        my $rev;
        if($revision > $opt_s and defined $parent) {
-               open(H,"git-rev-parse --verify $parent |");
+               open(H,'-|',"git-rev-parse","--verify",$parent);
                $rev = <H>;
                close(H) or do {
                        print STDERR "$revision: cannot find commit '$parent'!\n";
@@ -867,34 +867,14 @@ sub commit {
                        or die "Cannot write branch $dest for update: $!\n";
        }
 
-       if($tag) {
-               my($in, $out) = ('','');
+       if ($tag) {
                $last_rev = "-" if %$changed_paths;
                # the tag was 'complex', i.e. did not refer to a "real" revision
 
                $dest =~ tr/_/\./ if $opt_u;
-               $branch = $dest;
-
-               my $pid = open2($in, $out, 'git-mktag');
-               print $out ("object $cid\n".
-                   "type commit\n".
-                   "tag $dest\n".
-                   "tagger $committer_name <$committer_email> 0 +0000\n") and
-               close($out)
-                   or die "Cannot create tag object $dest: $!\n";
-
-               my $tagobj = <$in>;
-               chomp $tagobj;
-
-               if ( !close($in) or waitpid($pid, 0) != $pid or
-                               $? != 0 or $tagobj !~ /^[0123456789abcdef]{40}$/ ) {
-                       die "Cannot create tag object $dest: $!\n";
-               }
 
-               open(C,">$git_dir/refs/tags/$dest") and
-               print C ("$tagobj\n") and
-               close(C)
-                       or die "Cannot create tag $branch: $!\n";
+               system('git-tag', '-f', $dest, $cid) == 0
+                       or die "Cannot create tag $dest: $!\n";
 
                print "Created tag '$dest' on '$branch'\n" if $opt_v;
        }