Merging upstream version 1.6.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 12 insertions, 9 deletions

diff --git a/configure b/configure
index ddb3140..10ab602 100755
--- a/configure
+++ b/configure
@@ -1,12 +1,12 @@
 #! /bin/sh
 # configure script for Zutils - Utilities dealing with compressed files
-# Copyright (C) 2009-2016 Antonio Diaz Diaz.
+# Copyright (C) 2009-2017 Antonio Diaz Diaz.
 #
 # This configure script is free software: you have unlimited permission
 # to copy, distribute and modify it.
 
 pkgname=zutils
-pkgversion=1.5
+pkgversion=1.6
 srctrigger=doc/${pkgname}.texi
 
 # clear some things potentially inherited from environment.
@@ -28,11 +28,11 @@ DIFF=diff
 GREP=grep
 
 # checking whether we are using GNU C++.
-if /bin/sh -c "${CXX} --version" > /dev/null 2>&1 ; then true
-else
+/bin/sh -c "${CXX} --version" > /dev/null 2>&1 ||
+	{
 	CXX=c++
-	CXXFLAGS='-W -O2'
-fi
+	CXXFLAGS=-O2
+	}
 
 # Loop over all args
 args=
@@ -54,9 +54,12 @@ while [ $# != 0 ] ; do
 	# Process the options
 	case ${option} in
 	--help | -h)
-		echo "Usage: configure [options]"
+		echo "Usage: $0 [OPTION]... [VAR=VALUE]..."
+		echo
+		echo "To assign makefile variables (e.g., CXX, CXXFLAGS...), specify them as"
+		echo "arguments to configure in the form VAR=VALUE."
 		echo
-		echo "Options: [defaults in brackets]"
+		echo "Options and variables: [defaults in brackets]"
 		echo "  -h, --help            display this help and exit"
 		echo "  -V, --version         output version information and exit"
 		echo "  --srcdir=DIR          find the sources in DIR [. or ..]"
@@ -177,7 +180,7 @@ echo "GREP = ${GREP}"
 rm -f Makefile
 cat > Makefile << EOF
 # Makefile for Zutils - Utilities dealing with compressed files
-# Copyright (C) 2009-2016 Antonio Diaz Diaz.
+# Copyright (C) 2009-2017 Antonio Diaz Diaz.
 # This file was generated automatically by configure. Don't edit.
 #
 # This Makefile is free software: you have unlimited permission