From 713f07d906d9171953be0c12e2369869855b6ca6 Mon Sep 17 00:00:00 2001
From: Ron Yorston <rmy@pobox.com>
Date: Thu, 29 Oct 2015 16:44:56 +0000
Subject: ash: fix error during recursive processing of here document

Save the value of the checkkwd flag to prevent it being clobbered
during recursion.

Based on commit ec2c84d from git://git.kernel.org/pub/scm/utils/dash/dash.git
by Herbert Xu.

function                                             old     new   delta
readtoken                                            190     203     +13
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/0 up/down: 13/0)               Total: 13 bytes

Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
 shell/ash_test/ash-heredoc/heredoc3.tests | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100755 shell/ash_test/ash-heredoc/heredoc3.tests

(limited to 'shell/ash_test/ash-heredoc/heredoc3.tests')

diff --git a/shell/ash_test/ash-heredoc/heredoc3.tests b/shell/ash_test/ash-heredoc/heredoc3.tests
new file mode 100755
index 000000000..96c227cc1
--- /dev/null
+++ b/shell/ash_test/ash-heredoc/heredoc3.tests
@@ -0,0 +1,9 @@
+echo hello >greeting
+cat <<EOF &&
+$(cat greeting)
+EOF
+{
+	echo $?
+	cat greeting
+} >/dev/null
+rm greeting
-- 
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