configure.in

#
#  Copyright (C) 2017-2020, Thomas Maier-Komor
#
#  This source file belongs to Wire-Format-Compiler.
#
#  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/>.
#

AC_INIT([Wire Format Compiler],ignored,thomas@maier-komor.de,wfc)
AC_CONFIG_SRCDIR([src/wfc.cc])
AC_LANG([C++])

AC_CANONICAL_SYSTEM
AC_EXEEXT

AC_PREFIX_DEFAULT(/usr/local)
test "$prefix" = NONE && prefix=/usr/local
test "$exec_prefix" = NONE && exec_prefix=$prefix

AC_LANG_C
AC_PROG_CC(gcc clang cc)
AC_PROG_CXX(g++ clang++ c++)

AC_SUBST(CFLAGS)
AC_SUBST(CXXFLAGS)

AC_PROG_INSTALL
AC_PATH_PROG(YACC,bison)
AC_PATH_PROG(LEX,flex)
AC_PATH_PROG(RM,rm)
AC_PATH_PROG(MV,mv)
AC_PATH_PROG(CP,cp)
AC_PATH_PROG(MKDIR,mkdir)
AC_PATH_PROG(SED,sed)
AC_PATH_PROG(DIFF,diff)
AC_PATH_PROG(HG,hg)
AC_PATH_PROG(XXD,xxd)

AC_ARG_ENABLE(beta,
        AS_HELP_STRING([--enable-beta],[enable beta features]),
        [enable_beta=yes],
        )
if test x$enable_beta = xyes ; then
	echo enabling beta features
	AC_SUBST(BETA,[-DBETA_FEATURES])
else
	AC_SUBST(BETA,"")
fi

$YACC -V | grep "(GNU Bison) 3." > /dev/null
if test x$? = x0 ; then
	echo checking bison version... OK
else
	echo GNU bison version 3.x required
	exit 1
fi

if test "x$XXD" = "x" ; then
	echo xxd not found
	exit 1
fi

AC_SUBST(DEBUG)
AC_SUBST(CC)
AC_SUBST(CXX)
AC_SUBST(prefix)

AC_OUTPUT(Makefile)

# vim:tw=0