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Handle zero values properly

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This commit is contained in:
Jamie Cameron
2025-01-14 08:35:11 -08:00
parent 66a792292a
commit 4d70ada051
1 changed files with 4 additions and 4 deletions
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8
sshd/sshd-lib.pl
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@@ -114,11 +114,11 @@ local $id = ("\t" x $_[1]->[0]->{'indent'});
local $i;
local $before = $_[3] && ref($_[2]) ? &find($_[3], $_[1]) : undef;
for($i=0; $i<@o || $i<@n; $i++) {
if ($o[$i] && $n[$i]) {
if (defined($o[$i]) && defined($n[$i])) {
# Replacing a line
$lref->[$o[$i]->{'line'}] = "$id$_[0] $n[$i]";
}
elsif ($o[$i]) {
elsif (defined($o[$i])) {
# Removing a line
splice(@$lref, $o[$i]->{'line'}, 1);
foreach $c (@{$_[1]}) {
@@ -127,7 +127,7 @@ for($i=0; $i<@o || $i<@n; $i++) {
}
}
}
elsif ($n[$i] && !$before) {
elsif (defined($n[$i]) && !$before) {
# Adding a line at the end, but before the first Match directive
local $ll = $_[1]->[@{$_[1]}-1]->{'line'};
foreach my $m (&find("Match", $_[1])) {
@@ -136,7 +136,7 @@ for($i=0; $i<@o || $i<@n; $i++) {
}
splice(@$lref, $ll+1, 0, "$id$_[0] $n[$i]");
}
elsif ($n[$i] && $before) {
elsif (defined($n[$i]) && $before) {
# Adding a line before the first instance of some directive
splice(@$lref, $before->{'line'}, 0, "$id$_[0] $n[$i]");
foreach $c (@{$_[1]}) {