From 635bd409b354a6444728bb4ddf07272cf58e1cc9 Mon Sep 17 00:00:00 2001
From: Richard Levitte <levitte@openssl.org>
Date: Wed, 9 Mar 2016 14:33:37 +0100
Subject: [PATCH] In build.info, an IF within a clause that's skipped over
 shouldn't apply

If we find an IF within a clause that's skipped over, set it to be
skipped as well.

Reviewed-by: Matt Caswell <matt@openssl.org>
---
 Configure | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Configure b/Configure
index f34617809d..57d8a5aa81 100755
--- a/Configure
+++ b/Configure
@@ -1333,7 +1333,13 @@ if ($builder eq "unified") {
                                                 $l1 =~ s/\\$//; $l1.$l2 }),
             # Info we're looking for
             qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
-            => sub { push @skip, !! $1; },
+            => sub {
+                if (! @skip || $skip[$#skip] >= 0) {
+                    push @skip, !! $1;
+                } else {
+                    push @skip, -1;
+                }
+            },
             qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
             => sub { die "ELSIF out of scope" if ! @skip;
                      die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
-- 
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