Merge pull request #126 from gerickson/user/gerickson/update-nlbuild-…

…autotools-1.6.20

Update nlbuild-autotools to 1.6.20

bootstrap

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env bash
 
 #
 #    <COPYRIGHT>

third_party/nlbuild-autotools/repo/.default-version

@@ -1 +1 @@
-1.6.19
+1.6.20

third_party/nlbuild-autotools/repo/.gitignore

@@ -1 +1,2 @@
 .local-version
+tools/host/

third_party/nlbuild-autotools/repo/CHANGES

@@ -1,3 +1,11 @@
+1.6.20 (2020-03-26)
+
+        * Ensure that several scripts that use bashisms specify bash
+          for the shebang. Additionally, invoke bash through env to
+          maximize downrev shell compatibility.
+
+        * Add tools/host/... to .gitignore.
+
 1.6.19 (2020-03-18)
 
         * Fix awk invocation error in tools/packages/build triggered by

third_party/nlbuild-autotools/repo/examples/bootstrap

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env bash
 
 #
 #    Copyright 2020 Google LLC. All Rights Reserved.

third_party/nlbuild-autotools/repo/scripts/bootstrap

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 #
 #    Copyright 2019-2020 Google LLC. All Rights Reserved.

third_party/nlbuild-autotools/repo/scripts/bootstrap-configure

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env bash
 
 #
 #    Copyright 2014-2016 Nest Labs Inc. All Rights Reserved.

third_party/nlbuild-autotools/repo/scripts/mkskeleton

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 #
 #    Copyright 2015-2018 Nest Labs Inc. All Rights Reserved.

third_party/nlbuild-autotools/repo/scripts/mkversion

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 #
 #    Copyright 2011-2016 Nest Labs Inc. All Rights Reserved.

third_party/nlbuild-autotools/repo/tools/packages/build

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env bash
 
 #
 #    Copyright 2014-2018 Nest Labs Inc. All Rights Reserved.