Update to upstream bash 4.2

This upgrades bash to from 4.1-rc to 4.2-release. See CWRU/changelog for
changes.

Change-Id: I926269c300cf44fa25964b5b375a148fcf11c4b7

1 files changed, 58 insertions, 0 deletions

diff --git a/tests/lastpipe.tests b/tests/lastpipe.tests
new file mode 100644
index 0000000..13fa214
--- /dev/null
+++ b/tests/lastpipe.tests
@@ -0,0 +1,58 @@
+binfalse()
+{
+	$binfalse || return 1	# normalize return value
+}
+
+if [ -x /usr/bin/true ]; then
+	bintrue=/usr/bin/true
+elif [ -x /bin/true ]; then
+	bintrue=/bin/true
+else
+	bintrue=true
+fi
+if [ -x /usr/bin/false ]; then
+	binfalse=/usr/bin/false
+elif [ -x /bin/false ]; then
+	binfalse=/bin/false
+else
+	binfalse=true
+fi
+
+shopt -s lastpipe
+
+unset foo bar
+echo a b c | read foo
+echo after 1: foo = $foo
+
+unset tot
+declare -i tot
+printf "%d\n" 1 2 3 | while read foo; do tot+=$foo; done
+echo after 2: tot = $tot
+
+unset bar
+echo g h i | bar=7
+echo after: $bar
+
+unset foo last
+printf "%s\n" a b c | while read foo; do last=$foo; done
+echo last = $last
+
+exit 142 | false
+echo $? -- ${PIPESTATUS[@]}
+
+true | false | $bintrue
+echo $? -- ${PIPESTATUS[@]}
+
+true | $bintrue | false
+echo $? -- ${PIPESTATUS[@]}
+
+set -o pipefail
+true | $bintrue | false
+echo $? -- ${PIPESTATUS[@]}
+
+true | binfalse | true
+echo $? -- ${PIPESTATUS[@]}
+set +o pipefail
+
+${THIS_SH} ./lastpipe1.sub
+echo lastpipe1.sub returns $?