1 ## Makefile.am - template for generating Makefile via Automake
3 ## Copyright (C) 2000-2001, 2003-2014, 2016-2017, 2020-2021 Free
4 ## Software Foundation, Inc.
6 ## This file is part of GNU M4.
8 ## GNU M4 is free software: you can redistribute it and/or modify
9 ## it under the terms of the GNU General Public License as published by
10 ## the Free Software Foundation, either version 3 of the License, or
11 ## (at your option) any later version.
13 ## GNU M4 is distributed in the hope that it will be useful,
14 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
15 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 ## GNU General Public License for more details.
18 ## You should have received a copy of the GNU General Public License
19 ## along with this program. If not, see <https://www.gnu.org/licenses/>.
21 ## Written by Gary V. Vaughan <gary@gnu.org>
23 SUBDIRS = . examples lib src doc checks po tests
25 EXTRA_DIST = bootstrap c-boxes.el cfg.mk maint.mk \
26 .prev-version .version m4/gnulib-cache.m4 ChangeLog-2014
27 DISTCLEANFILES = stamp-h
28 ## maintainer-clean should remove as much as possible that ./bootstrap can
29 ## recreate. In the m4 directory, keep only gnulib-cache.m4.
30 MAINTAINERCLEANFILES = INSTALL Makefile.in aclocal.m4 \
31 config-h.in configure depcomp doc/fdl.texi gendocs.sh install-sh \
32 lib/[a-z]* m4/[a-fh-z]* m4/g[a-mo-z]* m4/gnulib-comp.m4 \
33 m4/gnulib-tool.m4 missing stamp-h.in
35 ACLOCAL_AMFLAGS = -I m4
36 ## Enough users install GNU M4 as gm4 that we make sure 'make installcheck'
37 ## will handle that, prior to making a release.
38 DISTCHECK_CONFIGURE_FLAGS = --enable-changeword --program-prefix=g \
39 --enable-gcc-warnings --enable-silent-rules --enable-cxx
41 # Generate the ChangeLog from git history.
42 gen_start_date = 2015-01-01
45 $(AM_V_GEN)if test -d $(top_srcdir)/.git; then \
46 log_fix="$(srcdir)/build-aux/git-log-fix"; \
48 && amend_git_log="--amend=$$log_fix" \
50 $(top_srcdir)/build-aux/gitlog-to-changelog $$amend_git_log \
51 --since='$(gen_start_date)' > $(distdir)/cl-t \
52 && rm -f $(distdir)/ChangeLog \
53 && mv $(distdir)/cl-t $(distdir)/ChangeLog; \
56 # Dummy rule, to pacify automake "gnu" strictness and allow a clean
57 # bootstrap. Creates a dummy ChangeLog (unless one is already present,
58 # as might be the case for users of vc-dwim) that will be overridden
59 # with a proper one at distribution time.
63 BUILT_SOURCES = $(top_srcdir)/.version
64 $(top_srcdir)/.version:
65 echo $(VERSION) > $@-t && mv $@-t $@
67 # Arrange so that .tarball-version appears only in the distribution
68 # tarball, and never in a checked-out repository.
69 dist-hook: gen-ChangeLog
70 $(AM_V_GEN)echo $(VERSION) > $(distdir)/.tarball-version