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44 lines
1.8 KiB
Makefile
44 lines
1.8 KiB
Makefile
## Makefile.am - template for generating Makefile via Automake
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##
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## Copyright (C) 2006, 2007, 2008 Free Software Foundation, Inc.
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##
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## This file is part of GNU M4.
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##
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## GNU M4 is free software: you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published by
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## the Free Software Foundation, either version 3 of the License, or
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## (at your option) any later version.
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##
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## GNU M4 is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with this program. If not, see <http://www.gnu.org/licenses/>.
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##
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## This file written by Eric Blake <ebb9@byu.net>
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info_TEXINFOS = m4.texinfo
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m4_TEXINFOS = fdl-1.3.texi gpl-3.0.texi
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man_MANS = $(srcdir)/m4.1
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EXTRA_DIST = $(man_MANS) gendocs_template
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MAINTAINERCLEANFILES = $(man_MANS) gendocs_template
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SUFFIXES = .1
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HELP2MAN = $(SHELL) $(top_srcdir)/build-aux/missing --run help2man
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# Depend on ../.version for version, m4.c for usage text. Do not depend on
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# built m4 executable, since not everyone has help2man or perl.
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# Build the man page once in the srcdir, rather than in every VPATH build
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# dir, to match how automake builds info pages. This is safe for 'make
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# distcheck' since it is distributed pre-built.
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$(srcdir)/m4.1: $(top_srcdir)/.version $(top_srcdir)/src/m4.c
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@if test -x ../src/m4$(EXEEXT) ; then \
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echo "Updating man page m4.1" ; \
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$(HELP2MAN) --name="macro processor" --source='$(PACKAGE_STRING)' \
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--info-page=m4 --output=$@ ../src/m4$(EXEEXT) ; \
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else \
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echo "WARNING: The \`man' page \`$@' cannot be updated yet."; \
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echo " Retry once the program executable is ready."; \
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fi
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