tame/build-aux/m4/calcdsl.m4

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# Common build configuration for TAME-based build systems
#
# Copyright (C) 2017 R-T Specialty, LLC.
#
# 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/>.
#
# To use, include this in your configure.ac:
# m4_define(`calc_root', path/to/calc/root)
# m4_include([path/to/calc/root/build-aux/m4/calcdsl.m4])
##
# We use an M4 value (calc_root, specifically); this allows us to cleanly
# reference it
m4_pattern_allow([defn])
# Initialize Automake, indicating that we use non-standard conventions
AC_CONFIG_AUX_DIR(m4_defn(`calc_root')/build-aux)
AM_INIT_AUTOMAKE([foreign])
# Configuration values that can be provided via environment variables or the
# command line at configure- or build-time.
AC_ARG_VAR([JAVA], [The Java executable])
AC_ARG_VAR([ANT], [Apache Ant])
AC_ARG_VAR([DSLC_JAR], [Path to DSL Compiler JAR])
AC_ARG_VAR([TAME], [Path to TAME])
AC_ARG_VAR([RATER_CLASSPATH], [DSL Compiler Saxon class path])
AC_ARG_VAR([PROGUI_TEST_PATH], [Path to JavaScript tests for Program UI])
# Required version of TAME
AC_SUBST([tame_needed_ver], [1.0.0])
# Auto-discover Java and Ant paths
AC_CHECK_PROGS(JAVA, [java])
AC_CHECK_PROGS(ANT, [ant])
AS_IF([test "$JAVA"],,
[AC_MSG_ERROR([missing java])])
AS_IF([test "$ANT"],,
[AC_MSG_ERROR([missing ant])])
# Automake runs before shell is available, thus the separate m4 variable
CALCROOT="m4_defn(`calc_root')"
# Checks to ensure that dslc is built, and gives instructions on how to
# build it otherwise. We do not want to build that for them---that can be
# added to a bootstrap script, but isn't permissible in build scripts.
AS_IF([test ! "$DSLC_JAR"],
[AC_CHECK_FILE([$CALCROOT/src/dslc.jar],
[AC_SUBST([DSLC_JAR], [$CALCROOT/src/dslc.jar])],
[AC_MSG_ERROR(
[Please run `make` in $CALCROOT to build the DSL compiler.])])],
[])
# TAME is the compiler (whereas dslc invokes it, keeps things in memory, etc)
AS_IF([test ! "$TAME"],
[AC_CHECK_FILE([$CALCROOT/tame],
[AC_SUBST([TAME], [$CALCROOT/tame])],
[AC_MSG_ERROR(
[TAME not found])])],
[])
AC_MSG_CHECKING([TAME version])
AC_SUBST_FILE([tame_version])
tame_version=$( cat "$TAME/VERSION" )
# We get subtle errors or potential compiler bugs if the TAME version is
# incorrect; check for >= the required version
AS_VERSION_COMPARE([$tame_version], [$tame_needed_ver],
[
AC_MSG_RESULT([$tame_version])
AC_MSG_ERROR([TAME version $tame_needed_ver or greater required])
],
[AC_MSG_RESULT([$tame_version])],
[AC_MSG_RESULT([$tame_version (>$tame_needed_ver)])])
# @program@ in *.in files will be replaced with the program name provided by AC_INIT
AC_SUBST([program], AC_PACKAGE_NAME)
# Final files to be output by `configure'. The path before the colon is the
# destination name; after the colon is the source.
AC_CONFIG_FILES(Makefile:m4_defn(`calc_root')/build-aux/Makefile.in
Makefile.2:m4_defn(`calc_root')/build-aux/Makefile.2.in)
# Generate configure script
AC_OUTPUT
# we want this to run as part of the configure script, not during M4
# expansion
"$CALCROOT/build-aux/suppmk-gen"
AC_MSG_NOTICE([complete
You may now run `make` to build.])