X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=git-debrebase;h=829ab82ce6e44941e0be6ddb83ff7922bf3b573e;hb=f9de6d94951a129a0a90c688b15807da2d56e77a;hp=79c832188c7abfefd43f0b93d1f7dbb1565956ae;hpb=e5aabc073dbd76943d08fc0ff417c023bd109870;p=dgit.git

diff --git a/git-debrebase b/git-debrebase
index 79c83218..829ab82c 100755
--- a/git-debrebase
+++ b/git-debrebase
@@ -47,7 +47,7 @@ usages:
   git-debrebase [<options>] prepush [--prose=...]
   git-debrebase [<options>] quick|conclude
   git-debrebase [<options>] new-upstream <new-version> [<details ...>]
-  git-debrebase [<options>] convert-from-gbp [<upstream-commitish>]
+  git-debrebase [<options>] convert-from-* ...
   ...
 See git-debrebase(1), git-debrebase(5), dgit-maint-debrebase(7) (in dgit).
 END
@@ -2537,6 +2537,7 @@ sub complete_convert_from ($$$$) {
     update_head_checkout $old_head, $new_head, $mrest;
 }
 
+sub cmd_convert_from_unapplied () { cmd_convert_from_gbp(); }
 sub cmd_convert_from_gbp () {
     badusage __ "want only 1 optional argument, the upstream git commitish"
 	unless @ARGV<=1;
@@ -3031,8 +3032,7 @@ getoptions_main
 initdebug('git-debrebase ');
 enabledebug if $debuglevel;
 
-my $toplevel = cmdoutput @git, qw(rev-parse --show-toplevel);
-chdir $toplevel or fail f_ "chdir toplevel %s: %s\n", $toplevel, $!;
+changedir_git_toplevel();
 
 $rd = fresh_playground "$playprefix/misc";