Merging upstream version 0.9.

Signed-off-by: Daniel Baumann <mail@daniel-baumann.ch>

7 files changed, 30 insertions, 12 deletions

diff --git a/ChangeLog b/ChangeLog
index 3aaf64a..c7c931f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2016-05-10  Antonio Diaz Diaz  <antonio@gnu.org>
+
+	* Version 0.9 released.
+	* configure: Avoid warning on some shells when testing for g++.
+
 2016-01-23  Antonio Diaz Diaz  <antonio@gnu.org>
 
 	* Version 0.8 released.
diff --git a/INSTALL b/INSTALL
index 014ab3f..dc2e623 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,7 +1,7 @@
 Requirements
 ------------
 You will need a C++ compiler.
-I use gcc 4.9.1 and 4.1.2, but the code should compile with any
+I use gcc 5.3.0 and 4.1.2, but the code should compile with any
 standards compliant compiler.
 Gcc is available at http://gcc.gnu.org.
 
diff --git a/Makefile.in b/Makefile.in
index b125b52..42cdcc0 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -5,6 +5,7 @@ INSTALL_PROGRAM = $(INSTALL) -m 755
 INSTALL_DATA = $(INSTALL) -m 644
 INSTALL_DIR = $(INSTALL) -d -m 755
 SHELL = /bin/sh
+CAN_RUN_INSTALLINFO = $(SHELL) -c "install-info --version" > /dev/null 2>&1
 
 objs = lzd.o
 
@@ -61,7 +62,9 @@ install-info :
 	if [ ! -d "$(DESTDIR)$(infodir)" ] ; then $(INSTALL_DIR) "$(DESTDIR)$(infodir)" ; fi
 	-rm -f "$(DESTDIR)$(infodir)/$(pkgname).info"*
 	$(INSTALL_DATA) $(VPATH)/doc/$(pkgname).info "$(DESTDIR)$(infodir)/$(pkgname).info"
-	-install-info --info-dir="$(DESTDIR)$(infodir)" "$(DESTDIR)$(infodir)/$(pkgname).info"
+	-if $(CAN_RUN_INSTALLINFO) ; then \
+		install-info --info-dir="$(DESTDIR)$(infodir)" "$(DESTDIR)$(infodir)/$(pkgname).info" ; \
+	fi
 
 install-info-compress : install-info
 	lzip -v -9 "$(DESTDIR)$(infodir)/$(pkgname).info"
@@ -80,7 +83,9 @@ uninstall-bin :
 	-rm -f "$(DESTDIR)$(bindir)/$(progname)"
 
 uninstall-info :
-	-install-info --info-dir="$(DESTDIR)$(infodir)" --remove "$(DESTDIR)$(infodir)/$(pkgname).info"
+	-if $(CAN_RUN_INSTALLINFO) ; then \
+		install-info --info-dir="$(DESTDIR)$(infodir)" --remove "$(DESTDIR)$(infodir)/$(pkgname).info" ; \
+	fi
 	-rm -f "$(DESTDIR)$(infodir)/$(pkgname).info"*
 
 uninstall-man :
diff --git a/NEWS b/NEWS
index 57ca1b3..085da72 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,4 @@
-Changes in version 0.8:
+Changes in version 0.9:
 
-It has been documented that lzip does not use the LZMA parameter
-'literal_pos_state_bits'.
+A configure warning happening on some shells when testing for g++ has
+been fixed.
diff --git a/configure b/configure
index 83d3447..226e838 100755
--- a/configure
+++ b/configure
@@ -6,7 +6,7 @@
 # to copy, distribute and modify it.
 
 pkgname=lzd
-pkgversion=0.8
+pkgversion=0.9
 progname=lzd
 srctrigger=lzd.cc
 
@@ -26,8 +26,8 @@ CXXFLAGS='-Wall -W -O2'
 LDFLAGS=
 
 # checking whether we are using GNU C++.
-${CXX} --version > /dev/null 2>&1
-if [ $? != 0 ] ; then
+if /bin/sh -c "${CXX} --version" > /dev/null 2>&1 ; then true
+else
 	CXX=c++
 	CXXFLAGS='-W -O2'
 fi
diff --git a/lzd.cc b/lzd.cc
index 5f8dcdc..56dce37 100644
--- a/lzd.cc
+++ b/lzd.cc
@@ -1,8 +1,16 @@
 /*  Lzd - Educational decompressor for the lzip format
     Copyright (C) 2013-2016 Antonio Diaz Diaz.
 
-    This program is free software: you have unlimited permission
-    to copy, distribute and modify it.
+    This program is free software. Redistribution and use in source and
+    binary forms, with or without modification, are permitted provided
+    that the following conditions are met:
+
+    1. Redistributions of source code must retain the above copyright
+    notice, this list of conditions and the following disclaimer.
+
+    2. Redistributions in binary form must reproduce the above copyright
+    notice, this list of conditions and the following disclaimer in the
+    documentation and/or other materials provided with the distribution.
 
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/testsuite/check.sh b/testsuite/check.sh
index 7ebec69..f03377f 100755
--- a/testsuite/check.sh
+++ b/testsuite/check.sh
@@ -19,7 +19,7 @@ fi
 
 if [ -d tmp ] ; then rm -rf tmp ; fi
 mkdir tmp
-cd "${objdir}"/tmp
+cd "${objdir}"/tmp || framework_failure
 
 in="${testdir}"/test.txt
 in_lz="${testdir}"/test.txt.lz