From 2e3f0212c97fa28ed9fa4837ef532da2db5312ed Mon Sep 17 00:00:00 2001
From: Pascal Rigaux <pixel@mandriva.com>
Date: Fri, 19 Jul 2002 13:15:03 +0000
Subject: nicer error message when {val} is not set for ask_from & list

---
 perl-install/interactive.pm | 1 +
 1 file changed, 1 insertion(+)

(limited to 'perl-install/interactive.pm')

diff --git a/perl-install/interactive.pm b/perl-install/interactive.pm
index 644e75a29..e978e9b6d 100644
--- a/perl-install/interactive.pm
+++ b/perl-install/interactive.pm
@@ -262,6 +262,7 @@ sub ask_from_normalize {
 
     foreach my $e (@$l) {
 	if (my $li = $e->{list}) {
+	    ref $e->{val} eq 'SCALAR' or internal_error($e->{val} ? "field {val} must be a reference" : "field {val} is mandatory");
 	    if ($e->{sort} || @$li > 10 && !exists $e->{sort}) {
 		my @l2 = map { may_apply($e->{format}, $_) } @$li;
 		my @places = sort { $l2[$a] cmp $l2[$b] } 0 .. $#l2;
-- 
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