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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
# vim: set sw=4 ts=4 sts=4 et:
AC_INIT([ccmmc], [0.1])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_SRCDIR([src/lexer.l])
AC_CONFIG_HEADERS([config.h])
AC_CANONICAL_HOST
AM_INIT_AUTOMAKE([foreign subdir-objects])
AM_SILENT_RULES([yes])
# We need POSIX functions. OS specific notes:
# FreeBSD: Defining these macros limits C standard version to C99.
# NetBSD: libc doesn't define static_assert.
# OpenBSD: libc doesn't define static_assert.
case "$host_os" in
*freebsd*)
;;
*netbsd*|*openbsd*)
AC_DEFINE([static_assert], [_Static_assert], [C11 compatiblity])
;;
*)
AC_DEFINE([_POSIX_C_SOURCE], [200809L], [Enable POSIX.1-2008 support])
AC_DEFINE([_XOPEN_SOURCE], [700], [Enable X/OPEN system interfaces])
;;
esac
# Checks for programs.
AC_PROG_CC
CCMMC_COMPILE_C11
AC_PROG_CC_STDC
AC_PROG_RANLIB
AC_PROG_LEX
AC_PROG_YACC
if test x${HAVE_C11} = x0; then
AC_MSG_ERROR([C compiler with C11 support is required.])
fi
# Checks for warning flags.
AX_IS_RELEASE([git-directory])
AX_COMPILER_FLAGS()
case "$WARN_CFLAGS" in
*-Wdeclaration-after-statement*)
WARN_CFLAGS="$WARN_CFLAGS -Wno-declaration-after-statement"
;;
esac
# Checks for libraries.
# Checks for header files.
# Checks for typedefs, structures, and compiler characteristics.
# Checks for library functions.
AC_FUNC_STRERROR_R
AC_CONFIG_FILES([Makefile])
AC_OUTPUT
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