[PATCH 1/2] edit: propagate correct editor exit code

[Eric Wong <e@80x24.org>]

exit($?) is never correct, since ($? >> 8) is needed to extract
the correct exit code, as other information (e.g. such as signal)
is encoded in $? in addition to the exit code.
---
 script/public-inbox-edit | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/script/public-inbox-edit b/script/public-inbox-edit
index f2090abf..24b7ed8b 100755
--- a/script/public-inbox-edit
+++ b/script/public-inbox-edit
@@ -149,7 +149,11 @@ retry_edit:
 			chomp(my $op = <STDIN> || '');
 			$op = lc($op);
 			goto retry_edit if $op eq 'r';
-			exit $? if $op eq 'q';
+			if ($op eq 'q') {
+				# n.b. we'll lose the exit signal, here,
+				# oh well; "q" is user-specified anyways.
+				exit($? >> 8);
+			}
 			last if $op eq 'c'; # continuing
 			print STDERR "\`$op' not recognized\n";
 		}