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[bison.git] / examples / calc++ / Makefile.am

## Process this file with automake to produce Makefile.in -*-Makefile-*-
## Copyright (C) 2005, 2006, 2009, 2010 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 3 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, see <http://www.gnu.org/licenses/>.

## ------------------------------------- ##
## Running the bison from this tarball.  ##
## ------------------------------------- ##

BISON = $(top_builddir)/tests/bison
BISON_IN = $(top_srcdir)/tests/bison.in

$(BISON): $(BISON_IN)
	cd $(top_builddir)/tests && $(MAKE) $(AM_MAKEFLAGS) bison

## ------------ ##
## Extracting.  ##
## ------------ ##

doc = $(top_srcdir)/doc/bison.texinfo
extexi = $(top_srcdir)/examples/extexi
# Extract in src.
$(srcdir)/calc.stamp: $(doc) $(extexi)
	rm -f $@ $@.tmp
	touch $@.tmp
	cd $(srcdir) && \
	   $(AWK) -f ../extexi -v VERSION="$(VERSION)" \
	     ../../doc/bison.texinfo -- calc++-parser.yy \
	     calc++-scanner.ll calc++.cc calc++-driver.hh calc++-driver.cc
	mv $@.tmp $@

$(calc_extracted): $(srcdir)/calc.stamp

## ------------------- ##
## Parser generation.  ##
## ------------------- ##

DEFAULT_INCLUDES = -I. -I$(srcdir)
BUILT_SOURCES = $(calc_extracted) $(calc_sources_generated)
CLEANFILES = $(srcdir)/*.output *.tmp
MAINTAINERCLEANFILES = $(srcdir)/*.stamp $(BUILT_SOURCES)

# Compile the parser and save cycles.
# This code comes from "Handling Tools that Produce Many Outputs",
# from the Automake documentation.
EXTRA_DIST =					\
  $(srcdir)/calc++-parser.stamp			\
  $(srcdir)/calc++-parser.yy			\
  $(srcdir)/calc.stamp
# Don't depend on $(BISON) otherwise we would rebuild these files
# in srcdir, including during distcheck, which is forbidden.
$(srcdir)/calc++-parser.stamp: $(srcdir)/calc++-parser.yy $(BISON_IN)
	@rm -f calc++-parser.tmp
	@touch calc++-parser.tmp
	$(BISON) -d -ra -S lalr1.cc -o $(srcdir)/calc++-parser.cc \
	  $(srcdir)/calc++-parser.yy
	@mv -f calc++-parser.tmp $@

$(calc_sources_generated): $(srcdir)/calc++-parser.stamp
	@if test -f $@; then :; else \
	  rm -f $(srcdir)/calc++-parser.stamp && \
	  $(MAKE) $(AM_MAKEFLAGS) $(srcdir)/calc++-parser.stamp; \
	fi


## --------------------------- ##
## Building & testing calc++.  ##
## --------------------------- ##

check_PROGRAMS = calc++

calc_sources_extracted = $(srcdir)/calc++-scanner.ll $(srcdir)/calc++.cc \
	$(srcdir)/calc++-driver.hh $(srcdir)/calc++-driver.cc
calc_extracted = $(calc_sources_extracted) $(srcdir)/calc++-parser.yy
calc_sources_generated = \
	$(srcdir)/stack.hh $(srcdir)/position.hh $(srcdir)/location.hh \
	$(srcdir)/calc++-parser.hh $(srcdir)/calc++-parser.cc

calc___SOURCES = $(calc_sources_extracted) $(calc_sources_generated)

TESTS = test
EXTRA_DIST += $(TESTS)