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configure.ac
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# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
# See the COPYRIGHT file distributed with this work for additional
# information regarding copyright ownership.
AC_INIT(BIND, [9.13], [[email protected]], [], [https://www.isc.org/downloads/BIND/])
AC_PREREQ([2.60])
AC_CONFIG_HEADER(config.h)
AC_CONFIG_MACRO_DIR([m4])
AC_CANONICAL_HOST
AC_USE_SYSTEM_EXTENSIONS
# Enable RFC 3542 APIs on macOS
AC_DEFINE([__APPLE_USE_RFC_3542], [1], [Select RFC3542 IPv6 API on macOS])
AC_PROG_MAKE_SET
AC_PROG_LIBTOOL
AC_PROG_INSTALL
AC_PROG_LN_S
AX_POSIX_SHELL
AC_SUBST(STD_CINCLUDES)
AC_SUBST(STD_CDEFINES)
AC_SUBST(STD_CWARNINGS)
AC_SUBST(CCOPT)
AC_SUBST(CCNOOPT)
AC_SUBST(BACKTRACECFLAGS)
#
# Use pkg-config
#
PKG_PROG_PKG_CONFIG
# Warn if the user specified libbind, which is now deprecated
AC_ARG_ENABLE(libbind, AS_HELP_STRING([--enable-libbind], [deprecated]))
case "$enable_libbind" in
yes)
AC_MSG_ERROR(['libbind' is no longer part of the BIND 9 distribution.
It is available from http://www.isc.org as a separate download.])
;;
no|'')
;;
esac
AC_ARG_ENABLE(buffer_useinline,
AS_HELP_STRING([--enable-buffer-useinline],
[define ISC_BUFFER_USEINLINE when compiling
[default=yes]]),
if test yes = "${enable}"
then
AC_DEFINE([ISC_BUFFER_USEINLINE], [1],
[Define if you want to use inline buffers])
fi,
AC_DEFINE([ISC_BUFFER_USEINLINE], [1]))
AC_ARG_ENABLE(warn_shadow,
AS_HELP_STRING([--enable-warn-shadow],
[turn on -Wshadow when compiling]))
AC_ARG_ENABLE(warn_error,
AS_HELP_STRING([--enable-warn-error],
[turn on -Werror when compiling]))
AC_ARG_ENABLE(developer,
AS_HELP_STRING([--enable-developer],
[enable developer build settings]))
XTARGETS=
case "$enable_developer" in
yes)
STD_CDEFINES="$STD_CDEFINES -DISC_MEM_DEFAULTFILL=1 -DISC_LIST_CHECKINIT=1"
test "${enable_fixed_rrset+set}" = set || enable_fixed_rrset=yes
test "${enable_querytrace+set}" = set || enable_querytrace=yes
test "${with_cmocka+set}" = set || with_cmocka=yes
test "${with_dlz_filesystem+set}" = set || with_dlz_filesystem=yes
test "${enable_symtable+set}" = set || enable_symtable=all
test "${enable_warn_error+set}" = set || enable_warn_error=yes
test "${enable_warn_shadow+set}" = set || enable_warn_shadow=yes
test "${with_zlib+set}" = set || with_zlib=yes
XTARGETS='${XTARGETS}'
;;
esac
AC_SUBST(XTARGETS)
AC_ARG_ENABLE([fuzzing],
[AS_HELP_STRING([--enable-fuzzing=<afl|libfuzzer>],
[Enable fuzzing using American Fuzzy Lop or libFuzzer (default=no)])],
[],
[enable_fuzzing=no])
AC_MSG_CHECKING([whether to enable fuzzing mode])
AS_CASE([$enable_fuzzing],
[no],[AC_MSG_RESULT([no])],
[afl],[
AC_MSG_RESULT([using AFL])
AC_DEFINE([ENABLE_AFL], [1],
[Define to enable American Fuzzy Lop test harness])
CFLAGS="$CFLAGS -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION=1"
LIBS="$LIBS -lpthread"],
[libfuzzer],[
AC_MSG_RESULT([using libFuzzer])
CFLAGS="$CFLAGS -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION=1 -fsanitize=fuzzer,address,undefined"
LDFLAGS="$LDFLAGS -fsanitize=fuzzer,address,undefined"],
[*],[AC_MSG_ERROR([You need to explicitly select the fuzzer])])
AS_IF([test "$enable_fuzzing" = "afl"],
[AC_MSG_CHECKING("for AFL enabled compiler")
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],
[#ifndef __AFL_COMPILER
#error AFL compiler required
#endif
])],
[AC_MSG_RESULT([yes])],
[AC_MSG_ERROR([set CC=afl-<gcc|clang> when --enable-fuzzing=afl is used])])
])
#
# Make very sure that these are the first files processed by
# config.status, since we use the processed output as the input for
# AC_SUBST_FILE() substitutions in other files.
#
AC_CONFIG_FILES([make/rules make/includes])
AC_PATH_PROG(AR, ar)
ARFLAGS="cruv"
AC_SUBST(AR)
AC_SUBST(ARFLAGS)
# The POSIX ln(1) program. Non-POSIX systems may substitute
# "copy" or something.
LN=ln
AC_SUBST(LN)
case "$AR" in
"")
AC_MSG_ERROR([
ar program not found. Please fix your PATH to include the directory in
which ar resides, or set AR in the environment with the full path to ar.
])
;;
esac
#
# Etags.
#
AC_PATH_PROGS(ETAGS, etags emacs-etags)
#
# Some systems, e.g. RH7, have the Exuberant Ctags etags instead of
# GNU emacs etags, and it requires the -L flag.
#
if test "X$ETAGS" != "X"; then
AC_MSG_CHECKING(for Exuberant Ctags etags)
if $ETAGS --version 2>&1 | grep 'Exuberant Ctags' >/dev/null 2>&1; then
AC_MSG_RESULT(yes)
ETAGS="$ETAGS -L"
else
AC_MSG_RESULT(no)
fi
fi
AC_SUBST(ETAGS)
#
# Perl is optional; it is used only by some of the system test scripts.
# Note: the backtrace feature (see below) uses perl to build the symbol table,
# but it still compiles without perl, in which case an empty table will be used.
#
AC_PATH_PROGS(PERL, perl5 perl)
AC_SUBST(PERL)
#
# Python is also optional but required by default so that dnssec-keymgr gets
# installed unless explicitly prevented by the user using --without-python.
#
testminvers='import sys
if (sys.version_info < (2,7)) or (sys.version_info < (3,2) and sys.version_info >= (3,0)):
exit(1)'
testargparse='try: import argparse
except: exit(1)'
testply='try: import ply
except: exit(1)'
default_with_python="python python3 python3.7 python3.6 python3.5 python3.4 python3.3 python3.2 python2 python2.7"
AC_ARG_WITH([python],
AS_HELP_STRING([--with-python=PATH],
[specify path to Python interpreter]),
[], [with_python=$default_with_python])
AC_ARG_WITH([python-install-dir],
AS_HELP_STRING([--with-python-install-dir=PATH],
[installation directory for Python modules]),
[], with_python_install_dir="")
AS_IF([test "$with_python" = "yes"],
[with_python=$default_with_python])
AS_IF([test "$with_python" = "no"],
[AC_MSG_CHECKING([for Python support])
AC_MSG_RESULT([disabled])],
[for p in $with_python
do
AS_CASE([$p],
[/*],[PYTHON="$p"])
AC_PATH_PROG([PYTHON], [$p])
# Do not cache the result of the check from the previous line. If the
# first found Python interpreter has missing module dependencies and
# the result of the above check is cached, subsequent module checks
# will erroneously keep on using the cached path to the first found
# Python interpreter instead of different ones.
unset ac_cv_path_PYTHON
AS_IF([test -z "$PYTHON"], [continue])
AC_MSG_CHECKING([if $PYTHON is python2 version >= 2.7 or python3 version >= 3.2])
AS_IF(["$PYTHON" -c "$testminvers" 2>/dev/null],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
unset PYTHON
continue])
AC_MSG_CHECKING([Python module 'argparse'])
AS_IF(["$PYTHON" -c "$testargparse" 2>/dev/null],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
unset PYTHON
continue])
AC_MSG_CHECKING([Python module 'ply'])
AS_IF(["$PYTHON" -c "$testply" 2>/dev/null],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
unset PYTHON
continue])
# Stop looking any further once we find a Python interpreter
# satisfying all requirements.
break
done
AS_IF([test "X$PYTHON" = "X"],
[AC_MSG_CHECKING([for Python support])
AC_MSG_RESULT([no])
AC_MSG_ERROR([Python required for dnssec-keymgr])])])
PYTHON_TOOLS=''
CHECKDS=''
COVERAGE=''
KEYMGR=''
AS_IF([test "X$PYTHON" != "X"],
[PYTHON_TOOLS=python
CHECKDS=checkds
COVERAGE=coverage
KEYMGR=keymgr
PYTHON_INSTALL_DIR="$with_python_install_dir"
AS_IF([test -n "$with_python_install_dir"],
[PYTHON_INSTALL_LIB="--install-lib=$with_python_install_dir"])])
AC_SUBST(CHECKDS)
AC_SUBST(COVERAGE)
AC_SUBST(KEYMGR)
AC_SUBST(PYTHON_TOOLS)
AC_SUBST(PYTHON_INSTALL_DIR)
AC_SUBST(PYTHON_INSTALL_LIB)
#
# Special processing of paths depending on whether --prefix,
# --sysconfdir or --localstatedir arguments were given. What's
# desired is some compatibility with the way previous versions
# of BIND built; they defaulted to /usr/local for most parts of
# the installation, but named.boot/named.conf was in /etc
# and named.pid was in /var/run.
#
# So ... if none of --prefix, --sysconfdir or --localstatedir are
# specified, set things up that way. If --prefix is given, use
# it for sysconfdir and localstatedir the way configure normally
# would. To change the prefix for everything but leave named.conf
# in /etc or named.pid in /var/run, then do this the usual configure way:
# ./configure --prefix=/somewhere --sysconfdir=/etc
# ./configure --prefix=/somewhere --localstatedir=/var
#
# To put named.conf and named.pid in /usr/local with everything else,
# set the prefix explicitly to /usr/local even though that's the default:
# ./configure --prefix=/usr/local
#
case "$prefix" in
NONE)
case "$sysconfdir" in
'${prefix}/etc')
sysconfdir=/etc
;;
esac
case "$localstatedir" in
'${prefix}/var')
localstatedir=/var
;;
esac
;;
esac
expanded_sysconfdir=`eval echo $sysconfdir`
AC_SUBST(expanded_sysconfdir)
#
# Make sure INSTALL uses an absolute path, else it will be wrong in all
# Makefiles, since they use make/rules.in and INSTALL will be adjusted by
# configure based on the location of the file where it is substituted.
# Since in BIND9 INSTALL is only substituted into make/rules.in, an immediate
# subdirectory of install-sh, This relative path will be wrong for all
# directories more than one level down from install-sh.
#
case "$INSTALL" in
/*)
;;
*)
#
# Not all systems have dirname.
#
changequote({, })
ac_dir="`echo $INSTALL | sed 's%/[^/]*$%%'`"
changequote([, ])
ac_prog="`echo $INSTALL | sed 's%.*/%%'`"
test "X$ac_dir" = "X$ac_prog" && ac_dir=.
test -d "$ac_dir" && ac_dir="`(cd \"$ac_dir\" && pwd)`"
INSTALL="$ac_dir/$ac_prog"
;;
esac
AC_PROG_CC
AC_PROG_CC_C99
#
# CCNOOPT defaults to -O0 on gcc and disables optimization when is last
#
if test "X$CCNOOPT" = "X" -a "X$GCC" = "Xyes"; then
CCNOOPT="-O0"
fi
AC_HEADER_STDC
AC_CHECK_HEADERS(fcntl.h regex.h sys/time.h unistd.h sys/mman.h sys/sockio.h sys/select.h sys/param.h sys/sysctl.h net/if6.h sys/socket.h net/route.h linux/netlink.h linux/rtnetlink.h,,,
[$ac_includes_default
#ifdef HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
])
#
# Check for thread local storage
#
AC_CHECK_HEADERS([threads.h],
[
AC_MSG_CHECKING([for C11 Thread-Local Storage using thread_local])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[
#include <threads.h>
],[
static thread_local int tls = 0;
return (tls);
])
],[
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_THREAD_LOCAL],[1],[Define if thread_local keyword is available])
AC_DEFINE([HAVE_TLS],[1],[Define if Thread-Local Storage is available])
],[
AC_MSG_RESULT([no])
])
],[
AC_MSG_CHECKING([for Thread-Local Storage using __thread])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[
],[
static __thread int tls = 0;
return (tls);
])
],[
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE___THREAD],[1],[Define if __thread keyword is available])
AC_DEFINE([HAVE_TLS],[1],[Define if Thread-Local Storage is available])
],[
AC_MSG_RESULT([no])
])
])
AC_C_CONST
AC_C_INLINE
AC_C_VOLATILE
AC_C_FLEXIBLE_ARRAY_MEMBER
#
# Check for yield support on ARM processors
#
AS_CASE([$host],
[arm*],[
AC_MSG_CHECKING([for yield instruction support])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[]],
[[__asm__ __volatile__ ("yield")]]
)],
[AC_MSG_RESULT([yes])],
[AC_MSG_ERROR([no, try adding -march=native or -march=armv7-a to CFLAGS (see PLATFORM.md for more information)])])])
AC_CHECK_FUNCS([sysctlbyname])
#
# Check for the existence of mmap to enable the fast format zones
#
AC_CHECK_FUNCS(mmap)
#
# Older versions of HP/UX don't define seteuid() and setegid()
#
AC_CHECK_FUNCS(seteuid setresuid)
AC_CHECK_FUNCS(setegid setresgid)
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_TYPE_UINTPTR_T
AC_HEADER_TIME
#
# check for uname library routine
#
AC_MSG_CHECKING([for uname])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[#include <sys/utsname.h>
#include <stdio.h>
]],
[[
struct utsname uts;
uname(&uts);
printf("running on %s %s %s for %s\n",
uts.sysname, uts.release, uts.version, uts.machine);
]])],
[AC_MSG_RESULT(yes)
AC_DEFINE([HAVE_UNAME], [1], [define if uname is available])
],
[AC_MSG_RESULT(no)
AC_MSG_WARN([uname is not correctly supported])
])
#
# check for GCC noreturn attribute
#
AC_MSG_CHECKING(for GCC noreturn attribute)
AC_TRY_COMPILE([],[void foo() __attribute__((noreturn));],
[AC_MSG_RESULT(yes)
ISC_PLATFORM_NORETURN_PRE="#define ISC_PLATFORM_NORETURN_PRE"
ISC_PLATFORM_NORETURN_POST="#define ISC_PLATFORM_NORETURN_POST __attribute__((noreturn))"],
[AC_MSG_RESULT(no)
ISC_PLATFORM_NORETURN_PRE="#define ISC_PLATFORM_NORETURN_PRE"
ISC_PLATFORM_NORETURN_POST="#define ISC_PLATFORM_NORETURN_POST"])
AC_SUBST(ISC_PLATFORM_NORETURN_PRE)
AC_SUBST(ISC_PLATFORM_NORETURN_POST)
#
# check if we have kqueue
#
AC_ARG_ENABLE([kqueue],
[AS_HELP_STRING([--enable-kqueue],
[use BSD kqueue when available [default=yes]])],
[], enable_kqueue="yes")
AS_IF([test "$enable_kqueue" = "yes"],
[AC_CHECK_FUNCS([kqueue])])
#
# check if we have epoll. Linux kernel 2.4 has epoll_create() which fails,
# so we need to try running the code, not just test its existence.
#
AC_ARG_ENABLE([epoll],
[AS_HELP_STRING([--enable-epoll],
[use Linux epoll when available [default=auto]])],
[], [enable_epoll="yes"])
AS_IF([test "$enable_epoll" = "yes"],
[AC_CHECK_FUNCS([epoll_create1])])
#
# check if we support /dev/poll
#
AC_ARG_ENABLE([devpoll],
[AS_HELP_STRING([--enable-devpoll],
[use /dev/poll when available [default=yes]])],
[], [enable_devpoll="yes"])
AS_IF([test "$enable_devpoll" = "yes"],
[AC_CHECK_HEADERS([sys/devpoll.h devpoll.h])])
#
# Find the machine's endian flavor.
#
AC_C_BIGENDIAN
#
# GeoIP support?
#
GEOIPLINKSRCS=
GEOIPLINKOBJS=
AC_ARG_WITH(geoip,
AS_HELP_STRING([--with-geoip=PATH],
[Build with GeoIP support (yes|no|path)]),
use_geoip="$withval", use_geoip="no")
if test "yes" = "$use_geoip"
then
for d in /usr /usr/local /opt/local
do
if test -f $d/include/GeoIP.h
then
use_geoip=$d
break
fi
done
fi
case "$use_geoip" in
no|'')
AC_MSG_CHECKING([for GeoIP support])
AC_MSG_RESULT([disabled])
;;
*)
if test -d "$use_geoip" -o -L "$use_geoip"
then
CFLAGS="$CFLAGS -I$use_geoip/include"
CPPFLAGS="$CPPFLAGS -I$use_geoip/include"
LIBS="$LIBS -L$use_geoip/lib"
case "$host_os" in
netbsd*|openbsd*|solaris*)
LIBS="$LIBS -Wl,-rpath=$use_geoip/lib"
;;
esac
elif test "yes" = "$use_geoip"
then
AC_MSG_ERROR([GeoIP path not found])
else
AC_MSG_ERROR([GeoIP path $use_geoip does not exist])
fi
AC_CHECK_HEADER(GeoIP.h, [],
[AC_MSG_ERROR([GeoIP header file not found])]
)
AC_SEARCH_LIBS(GeoIP_id_by_addr_gl, GeoIP, [],
[AC_MSG_ERROR([suitable GeoIP library not found])]
)
AC_SEARCH_LIBS(fabsf, m, [],
[AC_MSG_ERROR([Math library not found])]
)
AC_DEFINE(HAVE_GEOIP, 1, Build with GeoIP support)
GEOIPLINKSRCS='${GEOIPLINKSRCS}'
GEOIPLINKOBJS='${GEOIPLINKOBJS}'
AC_MSG_CHECKING([for GeoIP support])
AC_MSG_RESULT([yes])
AC_MSG_CHECKING([for GeoIP Country IPv6 support])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([
#include <GeoIP.h>
#include <netinet/in.h>
], [
struct in6_addr in6;
GeoIP_country_name_by_ipnum_v6(NULL, in6);
])],
[
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_GEOIP_V6, 1, Build with GeoIP Country IPv6 support)
],
[AC_MSG_RESULT([no])]
)
AC_MSG_CHECKING([for GeoIP City IPv6 support])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([
#include <GeoIP.h>
#include <GeoIPCity.h>
#include <netinet/in.h>
], [
struct in6_addr in6;
int i = GEOIP_CITY_EDITION_REV0_V6;
GeoIP_record_by_ipnum_v6(NULL, in6);
])],
[
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_GEOIP_CITY_V6, 1, Build with GeoIP City IPv6 support)
],
[AC_MSG_RESULT([no])]
)
;;
esac
AC_SUBST(GEOIPLINKSRCS)
AC_SUBST(GEOIPLINKOBJS)
#
# Do we have arc4random(), etc ?
#
AC_CHECK_FUNCS(arc4random arc4random_buf arc4random_uniform getrandom)
AX_PTHREAD
LIBS="$PTHREAD_LIBS $LIBS"
CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
CC="$PTHREAD_CC"
#
# We'd like to use sigwait() too
#
AC_CHECK_FUNCS([sigwait pthread_attr_getstacksize pthread_attr_setstacksize])
AC_ARG_WITH([locktype],
AS_HELP_STRING([--with-locktype=ARG],
[Specify mutex lock type
(adaptive or standard)]),
[], [with_locktype="adaptive"])
AS_CASE([$with_locktype],
[adaptive],[
AC_MSG_CHECKING([for PTHREAD_MUTEX_ADAPTIVE_NP])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <pthread.h>
]],
[[
return (PTHREAD_MUTEX_ADAPTIVE_NP);
]]
)],
[AC_MSG_RESULT([using adaptive lock type])
AC_DEFINE([HAVE_PTHREAD_MUTEX_ADAPTIVE_NP], 1,
[Support for PTHREAD_MUTEX_ADAPTIVE_NP]) ],
[AC_MSG_RESULT([using standard lock type])]
)],
[standard],[AC_MSG_RESULT([using standard lock type])],
[AC_MSG_ERROR([You must specify "adaptive" or "standard" for --with-locktype.])]
)
AC_CHECK_HEADERS([sched.h])
AC_SEARCH_LIBS([sched_yield],[rt])
AC_CHECK_FUNCS([sched_yield pthread_yield pthread_yield_np])
AC_CHECK_HEADERS([sys/cpuset.h])
AC_CHECK_HEADERS([sys/procset.h])
AC_CHECK_FUNCS([pthread_setaffinity_np cpuset_setaffinity processor_bind sched_setaffinity])
# Look for functions relating to thread naming
AC_CHECK_FUNCS([pthread_setname_np pthread_set_name_np])
AC_CHECK_HEADERS([pthread_np.h], [], [], [#include <pthread.h>])
#
# Look for sysconf to allow detection of the number of processors.
#
AC_CHECK_FUNCS([sysconf])
AC_SUBST(ALWAYS_DEFINES)
AC_MSG_CHECKING(for libtool)
AC_ARG_WITH(libtool, AS_HELP_STRING([--with-libtool], [use GNU libtool]),
use_libtool="$withval", use_libtool="no")
case $use_libtool in
yes)
AC_MSG_RESULT(yes)
AM_PROG_LIBTOOL
O=lo
A=la
LIBTOOL_MKDEP_SED='s;\.o;\.lo;'
LIBTOOL_MODE_COMPILE='--mode=compile'
LIBTOOL_MODE_INSTALL='--mode=install'
LIBTOOL_MODE_LINK='--mode=link'
LIBTOOL_MODE_UNINSTALL='--mode=uninstall'
INSTALL_LIBRARY='${INSTALL_PROGRAM}'
;;
*)
AC_MSG_RESULT(no)
O=o
A=a
LIBTOOL=
AC_SUBST(LIBTOOL)
LIBTOOL_MKDEP_SED=
LIBTOOL_MODE_COMPILE=
LIBTOOL_MODE_INSTALL=
LIBTOOL_MODE_LINK=
LIBTOOL_MODE_UNINSTALL=
INSTALL_LIBRARY='${INSTALL_DATA}'
;;
esac
AC_SUBST(INSTALL_LIBRARY)
#
# If PIC is disabled, shared libraries must also be
#
AS_IF([test "$pic_mode" = "no"],
[enable_shared="no"])
CRYPTO=OpenSSL
#
# was --with-openssl specified?
#
AX_CHECK_OPENSSL([:],[AC_MSG_FAILURE([OpenSSL/LibreSSL not found])])
save_CFLAGS="$CFLAGS"
save_LIBS="$LIBS"
save_LDFLAGS="$LDFLAGS"
CFLAGS="$CFLAGS $OPENSSL_INCLUDES"
LIBS="$LIBS $OPENSSL_LIBS"
LDFLAGS="$LDFLAGS $OPENSSL_LDFLAGS"
AC_MSG_CHECKING([for OpenSSL >= 1.0.0 or LibreSSL])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[#include <openssl/opensslv.h>]],
[[#if !defined(LIBRESSL_VERSION_NUMBER) && (OPENSSL_VERSION_NUMBER < 0x1000000fL)
#error OpenSSL >= 1.0.0 or LibreSSL required
#endif
]])],
[AC_MSG_RESULT([yes])],
[AC_MSG_FAILURE([not found])])
#
# Check for functions added in OpenSSL or LibreSSL
#
AC_CHECK_FUNCS([CRYPTO_zalloc])
AC_CHECK_FUNCS([EVP_CIPHER_CTX_new EVP_CIPHER_CTX_free])
AC_CHECK_FUNCS([EVP_MD_CTX_new EVP_MD_CTX_free EVP_MD_CTX_reset])
AC_CHECK_FUNCS([HMAC_CTX_new HMAC_CTX_free HMAC_CTX_reset HMAC_CTX_get_md])
#
# Check for algorithm support in OpenSSL
#
AC_CHECK_FUNCS([ECDSA_sign ECDSA_verify], [:],
[AC_MSG_FAILURE([ECDSA support in OpenSSL is mandatory.])])
AC_MSG_CHECKING([for ECDSA P-256 support])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[#include <openssl/evp.h>]],
[[EVP_PKEY_CTX *ctx = NID_X9_62_prime256v1;]])],
[AC_MSG_RESULT([yes])],
[AC_MSG_FAILURE([not found. ECDSA P-256 support in OpenSSL is mandatory.])])
AC_MSG_CHECKING([for ECDSA P-384 support])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[#include <openssl/evp.h>]],
[[EVP_PKEY_CTX *ctx = NID_secp384r1;]])],
[AC_MSG_RESULT([yes])],
[AC_MSG_FAILURE([not found. ECDSA P-384 support in OpenSSL is mandatory.])])
AC_MSG_CHECKING([for Ed25519 support])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[#include <openssl/evp.h>]],
[[EVP_PKEY_CTX *ctx = NID_ED25519;]])],
[AC_DEFINE([HAVE_OPENSSL_ED25519], [1], [define if OpenSSL supports Ed25519])
AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])])
AC_MSG_CHECKING([for Ed448 support])
AC_MSG_RESULT([broken])
#AC_COMPILE_IFELSE(
# [AC_LANG_PROGRAM([[#include <openssl/evp.h>]],
# [[EVP_PKEY_CTX *ctx = NID_ED448;]])],
# [AC_DEFINE([HAVE_OPENSSL_ED448], [1], [define if OpenSSL supports Ed448])
# AC_MSG_RESULT([yes])],
# [AC_MSG_RESULT([no])])
#
# Check for OpenSSL SHA-1 support
#
AC_CHECK_FUNCS([EVP_sha1], [:],
[AC_MSG_FAILURE([SHA-1 support in OpenSSL is mandatory.])])
#
# Check for OpenSSL SHA-2 support
#
AC_CHECK_FUNCS([EVP_sha224 EVP_sha256 EVP_sha384 EVP_sha512], [:],
[AC_MSG_FAILURE([SHA-2 support in OpenSSL is mandatory.])])
#
# Check for OpenSSL AES support
#
AC_CHECK_FUNCS([EVP_aes_128_ecb EVP_aes_192_ecb EVP_aes_256_ecb], [:],
[AC_MSG_FAILURE([AES support in OpenSSL is mandatory.])])
#
# Check for OpenSSL 1.1.x/LibreSSL functions
#
AC_CHECK_FUNCS([DH_get0_key ECDSA_SIG_get0 RSA_set0_key])
#
# Check whether FIPS mode is available and whether we should enable it
#
AC_ARG_ENABLE([fips-mode],
[AS_HELP_STRING([--enable-fips-mode],
[enable FIPS mode in OpenSSL library [default=no]])],
[], [enable_fips_mode="no"])
AC_MSG_CHECKING([whether to enable FIPS mode in OpenSSL library])
AS_CASE([$enable_fips_mode],
[yes], [AC_MSG_RESULT([yes])
AC_CHECK_FUNCS([FIPS_mode],
[], [AC_MSG_FAILURE([OpenSSL FIPS mode requested but not available.])])],
[no], [AC_MSG_RESULT([no])])
CFLAGS="$save_CFLAGS"
LIBS="$save_LIBS"
LDFLAGS="$save_LDFLAGS"
AC_SUBST([OPENSSL_INCLUDES])
AC_SUBST([OPENSSL_LIBS])
AC_SUBST([OPENSSL_LDFLAGS])
#
# Client Cookie algorithm choice
#
AC_ARG_WITH([cc-alg],
[AS_HELP_STRING([--with-cc-alg=ALG],
[choose the algorithm for Client Cookie
[aes|sha1|sha256] (default is aes)])],
[:], [with_cc_alg="aes"])
AC_MSG_CHECKING([for the algorithm for Client Cookie])
AS_CASE([$with_cc_alg],
[sha1|SHA1],[AC_MSG_RESULT([sha1])
AC_DEFINE([HMAC_SHA1_CC], [1], [Use HMAC-SHA1 for Client Cookie generation])],
[sha256|SHA256],[AC_MSG_RESULT([sha256])
AC_DEFINE([HMAC_SHA256_CC], [1], [Use HMAC-SHA256 for Client Cookie generation])],
[aes|AES|auto],[AC_MSG_RESULT([aes])
AC_DEFINE([AES_CC], [1], [Use AES for Client Cookie generation])],
[AC_MSG_ERROR([Invalid $with_cc_alg algorithm for Client Cookie])])
PKCS11_TOOLS=
PKCS11_TEST=
#
# was --enable-native-pkcs11 specified?
#
AC_ARG_ENABLE(native-pkcs11,
AS_HELP_STRING([--enable-native-pkcs11],
[use native PKCS11 for public-key crypto [default=no]]),
[:], [enable_native_pkcs11="no"])
AC_MSG_CHECKING([for PKCS11 for Public-Key Cryptography])
AS_CASE([$enable_native_pkcs11],
[no],[AC_MSG_RESULT([no])],
[yes],[PKCS11_TOOLS=pkcs11
PKCS11_TEST=pkcs11
CRYPTO=pkcs11
AS_IF([$use_threads],
[:],
[AC_MSG_ERROR([PKCS11 requires threading support])])
AC_MSG_RESULT([yes])
AC_CHECK_FUNCS([getpassphrase])
])
AC_SUBST([PKCS11_TEST])
AC_SUBST([PKCS11_TOOLS])
AS_CASE([$CRYPTO],
[pkcs11],[AC_DEFINE([USE_PKCS11], [1], [define if PKCS11 is used for Public-Key Cryptography])],
[AC_DEFINE([USE_OPENSSL], [1], [define if OpenSSL is used for Public-Key Cryptography])])
# preparation for automake
# AM_CONDITIONAL([PKCS11_TOOLS], [test "$with_native_pkcs11" = "yes"])
#
# was --with-pkcs11 specified?
#
AC_ARG_WITH([pkcs11],
[AS_HELP_STRING([--with-pkcs11[=PATH]],
[Build with PKCS11 support [no|path] (PATH is for the PKCS11 provider)])],
[:], [with_pkcs11="undefined"])
AS_CASE([$with_pkcs11],
[yes|auto],[AC_MSG_ERROR([--with-pkcs11 needs explicit path to the PKCS11 library])],
[no|undefined],[with_pkcs11="undefined"])
AC_DEFINE_UNQUOTED([PK11_LIB_LOCATION], ["$with_pkcs11"], [define the default PKCS11 library path])
# for PKCS11 benchmarks
have_clock_gt=no
AC_CHECK_FUNC(clock_gettime,have_clock_gt=yes,)
if test "no" = "$have_clock_gt"; then
AC_CHECK_LIB(rt,clock_gettime,have_clock_gt=rt,)
fi
if test "no" != "$have_clock_gt"; then
AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [Define if clock_gettime is available.])
fi
if test "rt" = "$have_clock_gt"; then
LIBS="-lrt $LIBS"
fi
AC_MSG_CHECKING(for GSSAPI library)
AC_ARG_WITH(gssapi,
AS_HELP_STRING([--with-gssapi=[PATH|[/path/]krb5-config]],
[Specify path for system-supplied GSSAPI
[default=yes]]),
use_gssapi="$withval", use_gssapi="yes")
# first try using krb5-config, if that does not work then fall back to "yes" method.
case "$use_gssapi" in
*/krb5-config|krb5-config)
AC_MSG_RESULT(trying $use_gssapi)
if test krb5-config = "$use_gssapi"
then
AC_PATH_PROG(KRB5_CONFIG, $use_gssapi)
else
KRB5_CONFIG="$use_gssapi"
fi
gssapi_cflags=`$KRB5_CONFIG --cflags gssapi`
gssapi_libs=`$KRB5_CONFIG --libs gssapi`
saved_cppflags="$CPPFLAGS"
CPPFLAGS="$gssapi_cflags $CPPFLAGS"
AC_CHECK_HEADERS(gssapi.h gssapi/gssapi.h,
[ISC_PLATFORM_GSSAPIHEADER="#define ISC_PLATFORM_GSSAPIHEADER <$ac_header>"])
if test "" = "$ISC_PLATFORM_GSSAPIHEADER"; then
AC_MSG_RESULT([krb5-config: gssapi.h not found])
CPPFLAGS="$saved_cppflags"
use_gssapi="yes"
else
AC_CHECK_HEADERS(krb5/krb5.h krb5.h,
[ISC_PLATFORM_KRB5HEADER="#define ISC_PLATFORM_KRB5HEADER <$ac_header>"])
if test "" = "$ISC_PLATFORM_KRB5HEADER"; then
AC_MSG_RESULT([krb5-config: krb5.h not found])
CPPFLAGS="$saved_cppflags"
use_gssapi="yes"
else
CPPFLAGS="$saved_cppflags"
saved_libs="$LIBS"
LIBS=$gssapi_libs
AC_MSG_CHECKING([krb5-config linking as $LIBS])
AC_TRY_LINK( , [gss_acquire_cred();krb5_init_context()],
gssapi_linked=yes, gssapi_linked=no)
case $gssapi_linked in
yes) AC_MSG_RESULT([krb5-config: linked]);;
no) AC_MSG_RESULT([krb5-config: could not determine proper GSSAPI linkage])
use_gssapi="yes"
;;
esac
LIBS=$saved_libs
fi
fi
if test "yes" = "$use_gssapi"; then
AC_MSG_CHECKING([for GSSAPI library, non krb5-config method])
fi
;;
esac
case "$host" in
*darwin*)
if test "yes" = "$use_gssapi"
then
use_gssapi=framework
fi
;;
esac
# gssapi is just the framework, we really require kerberos v5, so
# look for those headers (the gssapi headers must be there, too)
# The problem with this implementation is that it doesn't allow
# for the specification of gssapi and krb5 headers in different locations,
# which probably ought to be fixed although fixing might raise the issue of
# trying to build with incompatible versions of gssapi and krb5.
if test "yes" = "$use_gssapi"
then
# first, deal with the obvious
if test \( -f /usr/include/kerberosv5/krb5.h -o \
-f /usr/include/krb5/krb5.h -o \
-f /usr/include/krb5.h \) -a \
\( -f /usr/include/gssapi.h -o \
-f /usr/include/gssapi/gssapi.h \)
then
use_gssapi=/usr
else
krb5dirs="/usr/local /usr/local/krb5 /usr/local/kerberosv5 /usr/local/kerberos /usr/pkg /usr/krb5 /usr/kerberosv5 /usr/kerberos /usr"
for d in $krb5dirs
do
if test -f $d/include/gssapi/gssapi_krb5.h -o \
-f $d/include/krb5.h
then