git-cvsimport: port to SHA-256

Instead of calling the function is_sha1, call it is_oid and update it to
match either a SHA-1 or a SHA-256 hex object ID.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Acked-by: Eric Wong <e@80x24.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/git-cvsimport.perl b/git-cvsimport.perl
index 1057f389d3b299f47d9575f254df7dc9305b0d30..7bf3c12d6789741fc33a9a9032c697bb89dc2fc0 100755 (executable)
--- a/git-cvsimport.perl
+++ b/git-cvsimport.perl
@@ -637,9 +637,9 @@ sub getwd() {
        return $pwd;
 }
 
-sub is_sha1 {
+sub is_oid {
        my $s = shift;
-       return $s =~ /^[a-f0-9]{40}$/;
+       return $s =~ /^[a-f0-9]{40}(?:[a-f0-9]{24})?$/;
 }
 
 sub get_headref ($) {
@@ -810,7 +810,7 @@ sub write_tree () {
        open(my $fh, '-|', qw(git write-tree))
                or die "unable to open git write-tree: $!";
        chomp(my $tree = <$fh>);
-       is_sha1($tree)
+       is_oid($tree)
                or die "Cannot get tree id ($tree): $!";
        close($fh)
                or die "Error running git write-tree: $?\n";
@@ -896,7 +896,7 @@ sub commit {
 
        print "Committed patch $patchset ($branch $commit_date)\n" if $opt_v;
        chomp(my $cid = <$commit_read>);
-       is_sha1($cid) or die "Cannot get commit id ($cid): $!\n";
+       is_oid($cid) or die "Cannot get commit id ($cid): $!\n";
        print "Commit ID $cid\n" if $opt_v;
        close($commit_read);