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# Copyright (c) 2018-2023, OARC, Inc.
# All rights reserved.
#
# This file is part of dnsjit.
#
# dnsjit 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.
#
# dnsjit 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 dnsjit. If not, see <http://www.gnu.org/licenses/>.
AC_PREREQ(2.64)
AC_INIT([dnsjit], [1.3.0], [admin@dns-oarc.net], [dnsjit], [https://github.com/DNS-OARC/dnsjit/issues])
AC_DEFINE([PACKAGE_MAJOR_VERSION], [1], [Define to the major version of this package.])
AC_DEFINE([PACKAGE_MINOR_VERSION], [3], [Define to the minor version of this package.])
AC_DEFINE([PACKAGE_PATCH_VERSION], [0], [Define to the patch version of this package.])
AM_INIT_AUTOMAKE([-Wall -Werror foreign subdir-objects])
AC_CONFIG_SRCDIR([src/dnsjit.c])
AC_CONFIG_HEADER([src/config.h])
AC_CONFIG_MACRO_DIR([m4])
# Checks for programs.
AC_PROG_CC
AM_PROG_CC_C_O
AC_CANONICAL_HOST
m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
LT_INIT([disable-static])
# Check --enable-warn-all
AC_ARG_ENABLE([warn-all], [AS_HELP_STRING([--enable-warn-all], [Enable all compiler warnings])], [AX_CFLAGS_WARN_ALL()])
# Check --with-extra-cflags
AC_ARG_WITH([extra-cflags], [AS_HELP_STRING([--with-extra-cflags=CFLAGS], [Add extra CFLAGS])], [
AC_MSG_NOTICE([appending extra CFLAGS... $withval])
AS_VAR_APPEND(CFLAGS, [" $withval"])
])
# Check --with-extra-ldflags
AC_ARG_WITH([extra-ldflags], [AS_HELP_STRING([--with-extra-ldflags=LDFLAGS], [Add extra LDFLAGS])], [
AC_MSG_NOTICE([appending extra LDFLAGS... $withval])
AS_VAR_APPEND(LDFLAGS, [" $withval"])
])
# Check --enable-gcov
AC_ARG_ENABLE([gcov], [AS_HELP_STRING([--enable-gcov], [Enable coverage testing])], [
coverage_cflags="--coverage" # ld fails with: -g -O0 -fno-inline -fno-inline-small-functions -fno-default-inline
AC_MSG_NOTICE([enabling coverage testing... $coverage_cflags])
AS_VAR_APPEND(CFLAGS, [" $coverage_cflags"])
])
AM_CONDITIONAL([ENABLE_GCOV], [test "x$enable_gcov" != "xno"])
AM_EXTRA_RECURSIVE_TARGETS([gcov])
# Checks for support.
AC_ARG_ENABLE([cpuext], [AS_HELP_STRING([--enable-cpuext], [check for and enable all available CPU extensions])], [
case "${enableval}" in
yes) AX_EXT ;;
*) ;;
esac])
AC_HEADER_TIME
AX_PTHREAD
PKG_CHECK_MODULES([libpcap], [libpcap],, [
AC_CHECK_LIB([pcap], [pcap_open_live], [], [AC_MSG_ERROR([libpcap not found])])
])
AC_CHECK_HEADERS([endian.h sys/endian.h machine/endian.h sys/time.h byteswap.h])
AC_CHECK_HEADERS([net/ethernet.h])
AC_CHECK_HEADERS([net/ethertypes.h])
AC_SEARCH_LIBS([clock_gettime],[rt])
AC_CHECK_FUNCS([clock_nanosleep nanosleep])
PKG_CHECK_MODULES([luajit], [luajit >= 2],, [AC_MSG_ERROR([luajit v2+ not found])])
AC_PATH_PROGS([LUAJIT], [luajit luajit51])
if test "x$ac_cv_path_LUAJIT" = "x"; then
AC_MSG_ERROR([luajit not found])
fi
AC_CHECK_HEADERS([lmdb.h])
AC_CHECK_LIB([lmdb], [mdb_env_create])
PKG_CHECK_MODULES([ck], [ck >= 0], [
AS_VAR_APPEND([CFLAGS], [" $ck_CFLAGS"])
AS_VAR_APPEND([LIBS], [" $ck_LIBS"])
], [
AC_CHECK_HEADERS([ck_ring.h ck_pr.h],, [AC_MSG_ERROR([libck headers not found])])
AC_CHECK_LIB([ck], [ck_array_init],, [AC_MSG_ERROR([libck not found])])
])
PKG_CHECK_MODULES([gnutls], [gnutls],, [
AC_CHECK_LIB([gnutls], [gnutls_init],, [AC_MSG_ERROR([libgnutls not found])])
])
PKG_CHECK_MODULES([liblz4], [liblz4 >= 1.8.0 liblz4 != 131], [AC_DEFINE([HAVE_LZ4], [], [Use liblz4])],:)
PKG_CHECK_MODULES([libzstd], [libzstd >= 1.3.0], [AC_DEFINE([HAVE_ZSTD], [], [Use libzstd])],:)
# Checks for sizes
AC_CHECK_SIZEOF([void*])
AC_CHECK_SIZEOF([pthread_t],,[#include <pthread.h>])
AC_CHECK_SIZEOF([pthread_mutex_t],,[#include <pthread.h>])
AC_CHECK_SIZEOF([pthread_cond_t],,[#include <pthread.h>])
AC_CHECK_SIZEOF([struct sockaddr_storage],,[#include <sys/types.h>
#include <sys/socket.h>])
AC_CHECK_SIZEOF([ck_ring_t],,[#if defined(__GNUC__) || defined(__SUNPRO_C)
#include "gcc/ck_cc.h"
#ifdef CK_CC_RESTRICT
#undef CK_CC_RESTRICT
#define CK_CC_RESTRICT __restrict__
#endif
#endif
#include <ck_ring.h>])
AC_CHECK_SIZEOF([ck_ring_buffer_t],,[#if defined(__GNUC__) || defined(__SUNPRO_C)
#include "gcc/ck_cc.h"
#ifdef CK_CC_RESTRICT
#undef CK_CC_RESTRICT
#define CK_CC_RESTRICT __restrict__
#endif
#endif
#include <ck_ring.h>])
AC_CHECK_SIZEOF([gnutls_session_t],,[#include <gnutls/gnutls.h>])
AC_CHECK_SIZEOF([gnutls_certificate_credentials_t],,[#include <gnutls/gnutls.h>])
AC_CHECK_SIZEOF([struct pollfd],,[#include <poll.h>])
# Output Makefiles
AC_CONFIG_FILES([
Makefile
src/Makefile
src/test/Makefile
examples/Makefile
])
AC_OUTPUT
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