From 9c3568819f3e15d95a47e544fc13e00995e54f0e Mon Sep 17 00:00:00 2001
From: Dana Robinson <derobins@hdfgroup.org>
Date: Tue, 22 Mar 2016 02:37:07 -0500
Subject: [svn-r29501] - POSIX compliance changes to autogen.sh

- autogen.sh now exits on unknown arguments

Tested on: 64-bit Ubuntu 15.10 w/ gcc 5.2.1
           autotools serial
---
 autogen.sh | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/autogen.sh b/autogen.sh
index 3c0ad7b..f3bd774 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,4 +1,4 @@
-#! /bin/bash
+#!/bin/sh
 #
 # Copyright by The HDF Group.                                              
 # All rights reserved.                                                     
@@ -110,8 +110,10 @@ while getopts "$optspec" optchar; do
         verbose=true
         ;;
     *)
-        if [ "$OPTERR" != 1 ] || [ "${optspec:0:1}" = ":" ]; then
-            echo "Non-option argument: '-${OPTARG}'" >&2
+        if [ "$OPTERR" != 1 ] || case $optspec in :*) ;; *) false; esac; then
+            echo "ERROR: non-option argument: '-${OPTARG}'" >&2
+            echo "Quitting"
+            exit 1
         fi
         ;;
     esac
-- 
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