Rewrite, gnulib's real GNUmakefile is in build-aux.

diff --git a/GNUmakefile b/GNUmakefile
index c9fad2d..da9170b 100644 (file)
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -1,61 +1,2 @@
-# Having a separate GNUmakefile lets me `include' the dynamically
-# generated rules created via Makefile.maint as well as Makefile.maint itself.
-# This makefile is used only if you run GNU Make.
-# It is necessary if you want to build targets usually of interest
-# only to the maintainer.
-
-# Copyright (C) 2001, 2003, 2006 Free Software Foundation, Inc.
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
-# Systems where /bin/sh is not the default shell need this.  The $(shell)
-# command below won't work with e.g. stock DOS/Windows shells.
-ifeq ($(wildcard /bin/s[h]),/bin/sh)
-SHELL = /bin/sh
-else
-# will be used only with the next shell-test line, then overwritten
-# by a configured-in value
-SHELL = sh
-endif
-
-# Make tar archive easier to reproduce.
-export TAR_OPTIONS = --owner=0 --group=0 --numeric-owner
-
-# Ran autoreconf and configure or not?
-have-Makefile := $(shell test -f Makefile && echo yes)
-ifeq ($(have-Makefile),yes)
-
-include Makefile
--include $(srcdir)/maint-cfg.mk
-include $(srcdir)/maint.mk
-
-else
-
-.DEFAULT_GOAL := abort-due-to-no-makefile
-
--include ./maint-cfg.mk
-include ./maint.mk
-
-abort-due-to-no-makefile:
-       @echo There seems to be no Makefile in this directory.   1>&2
-       @echo "You must run ./configure before running \`make'." 1>&2
-       @exit 1
-
-endif
-
-# Tell version 3.79 and up of GNU make to not build goals in this
-# directory in parallel.  This is necessary in case someone tries to
-# build multiple targets on one command line.
-.NOTPARALLEL:
+include build-aux/GNUmakefile
+include $(srcdir)/maint-cfg.mk