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configure.ac
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configure.ac
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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ([2.71])
sinclude(acx_nlnetlabs.m4)
# must be numbers. ac_defun because of later processing.
m4_define([VERSION_MAJOR],[1])
m4_define([VERSION_MINOR],[8])
m4_define([VERSION_MICRO],[4])
AC_INIT([ldns],m4_defn([VERSION_MAJOR]).m4_defn([VERSION_MINOR]).m4_defn([VERSION_MICRO]),[[email protected]],[libdns])
AC_CONFIG_SRCDIR([packet.c])
# needed to build correct soname
AC_SUBST(LDNS_VERSION_MAJOR, [VERSION_MAJOR])
AC_SUBST(LDNS_VERSION_MINOR, [VERSION_MINOR])
AC_SUBST(LDNS_VERSION_MICRO, [VERSION_MICRO])
# Library version
# ---------------
# current:revision:age
# (binary-api-number):(which-binary-api-version):(how-many-nrs-backwardscompat)
# if source code changes increment revision
# if any interfaces have been added/removed/changed since last update then
# increment current and set revision to 0
# if any interfaces have been added since the last public release then increment age
# if any interfaces have been removed or changed since the last public release then
# set age to 0
#
# ldns-1.6.17 and before had a .so with version same as VERSION_INFO
# ldns-1.7.0 had libversion 2:0:0
# ldns-1.7.1 had libversion 3:0:0 (though it should have had 3:0:1)
# ldns-1.8.0 had libversion 4:0:2 (though it should have had 4:0:1)
# ldns-1.8.1 had libversion 5:0:2
# ldns-1.8.1 had libversion 6:0:3
# ldns-1.8.2 had libversion 7:0:4
# ldns-1.8.3 has libversion 8:0:5
#
AC_SUBST(VERSION_INFO, [9:0:6])
AC_USE_SYSTEM_EXTENSIONS
if test "$ac_cv_header_minix_config_h" = "yes"; then
AC_DEFINE(_NETBSD_SOURCE,1, [Enable for compile on Minix])
fi
LT_INIT
AC_CONFIG_MACRO_DIR([m4])
OURCPPFLAGS=''
CPPFLAGS=${CPPFLAGS:-${OURCPPFLAGS}}
CFLAGS="$CFLAGS"
# Checks for programs.
AC_PROG_CC
ACX_DEPFLAG
AC_PROG_MAKE_SET
# Extra (sp)lint flags for NetBSD
AC_CANONICAL_HOST
case "$host_os" in
netbsd*) LINTFLAGS="'-D__RENAME(x)=' -D_NETINET_IN_H_ $LINTFLAGS"
;;
*) LINTFLAGS="$LINTFLAGS"
;;
esac
AC_SUBST(LINTFLAGS)
AC_DEFINE(WINVER, 0x0502, [the version of the windows API enabled])
ACX_CHECK_COMPILER_FLAG(std=c99, [C99FLAG="-std=c99"])
ACX_CHECK_COMPILER_FLAG(xc99, [C99FLAG="-xc99"])
# routine to copy files
# argument 1 is a list of files (relative to the source dir)
# argument 2 is a destination directory (relative to the current
# working directory
AC_DEFUN([COPY_FILES],
[
for file in $1; do
sh $srcdir/install-sh -m 644 $file $2
done
])
# copy all .h files in the dir at argument 1
# (relative to source) to the dir at argument 2
# (relative to current dir)
AC_DEFUN([COPY_HEADER_FILES],
[
echo "copying header files"
COPY_FILES($srcdir/$1/*.h, $2)
])
# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_LANG([C])
if test "x$CFLAGS" = "x" ; then
ACX_CHECK_COMPILER_FLAG(g, [CFLAGS="-g"])
ACX_CHECK_COMPILER_FLAG(O2, [CFLAGS="-O2 $CFLAGS"])
fi
ACX_CHECK_COMPILER_FLAG(Wall, [CFLAGS="-Wall $CFLAGS"])
ACX_CHECK_COMPILER_FLAG(W, [CFLAGS="-W $CFLAGS"])
ACX_CHECK_COMPILER_FLAG(Wwrite-strings, [CFLAGS="-Wwrite-strings $CFLAGS"])
ACX_CHECK_COMPILER_FLAG(Wstrict-prototypes, [CFLAGS="-Wstrict-prototypes $CFLAGS"])
#ACX_CHECK_COMPILER_FLAG(Wshadow, [CFLAGS="-Wshadow $CFLAGS"])
ACX_CHECK_COMPILER_FLAG(Wunused-function, [CFLAGS="-Wunused-function $CFLAGS"])
ACX_CHECK_COMPILER_FLAG(Wmissing-prototypes, [CFLAGS="-Wmissing-prototypes $CFLAGS"])
ACX_CHECK_COMPILER_FLAG(fno-strict-aliasing, [CFLAGS="-fno-strict-aliasing $CFLAGS"])
AC_CHECK_HEADERS([getopt.h time.h],,, [AC_INCLUDES_DEFAULT])
# MinGW32 tests
AC_CHECK_HEADERS([winsock2.h ws2tcpip.h],,, [AC_INCLUDES_DEFAULT])
# end mingw32 tests
# Check for Apple header. This uncovers TARGET_OS_IPHONE, TARGET_OS_TV or TARGET_OS_WATCH
AC_CHECK_HEADERS([TargetConditionals.h])
ACX_DETERMINE_EXT_FLAGS_UNBOUND
AC_C_INLINE
AC_CHECK_TYPE(int8_t, char)
AC_CHECK_TYPE(int16_t, short)
AC_CHECK_TYPE(int32_t, int)
AC_CHECK_TYPE(int64_t, long long)
AC_CHECK_TYPE(uint8_t, unsigned char)
AC_CHECK_TYPE(uint16_t, unsigned short)
AC_CHECK_TYPE(uint32_t, unsigned int)
AC_CHECK_TYPE(uint64_t, unsigned long long)
# my own checks
AC_CHECK_PROG(doxygen, doxygen, doxygen)
# check to see if libraries are needed for these functions.
AC_CHECK_FUNC([socket],
[],
[AC_SEARCH_LIBS([socket], [socket])
])
# modern Linux provides inet_ntop in -lsocket.
# modern OS X provides inet_ntop in -lc.
# modern Solaris provides inet_ntop in -lsocket -lnsl.
# older Solaris provides inet_ntop in -lresolv.
# Windows provides inet_ntop in -lws2_32.
AC_CHECK_FUNC([inet_ntop],
[],
[AC_SEARCH_LIBS([inet_ntop], [socket c nsl resolv ws2_32], [ac_cv_func_inet_ntop=yes])
])
# modern Linux provides inet_pton in -lsocket.
# modern OS X provides inet_pton in -lc.
# modern Solaris provides inet_pton in -lsocket -lnsl.
# older Solaris provides inet_pton in -lresolv.
# Windows provides inet_pton in -lws2_32.
AC_CHECK_FUNC([inet_pton],
[],
[AC_SEARCH_LIBS([inet_pton], [socket c nsl resolv ws2_32], [ac_cv_func_inet_pton=yes])
])
AC_ARG_WITH(drill, AS_HELP_STRING([--with-drill],[Also build drill.]),
[],[with_drill="no"])
if test x_$with_drill != x_no ; then
AC_SUBST(DRILL,[drill])
AC_SUBST(INSTALL_DRILL,[install-drill])
AC_SUBST(UNINSTALL_DRILL,[uninstall-drill])
AC_SUBST(CLEAN_DRILL,[clean-drill])
AC_SUBST(LINT_DRILL,[lint-drill])
if test -e $srcdir/drill/config.h -o -e drill/config.h ; then
AC_MSG_ERROR([
A config.h was detected in the drill subdirectory.
This does not work with the --with-drill option.
Please remove the config.h from the drill subdirectory
or do not use the --with-drill option.])
fi
else
AC_SUBST(DRILL,[""])
AC_SUBST(INSTALL_DRILL,[""])
AC_SUBST(UNINSTALL_DRILL,[""])
AC_SUBST(CLEAN_DRILL,[""])
AC_SUBST(LINT_DRILL,[""])
fi
AC_ARG_WITH(examples, AS_HELP_STRING([--with-examples],[Also build examples.]),
[],[with_examples="no"])
if test x_$with_examples != x_no ; then
AC_SUBST(EXAMPLES,[examples])
AC_SUBST(INSTALL_EXAMPLES,[install-examples])
AC_SUBST(UNINSTALL_EXAMPLES,[uninstall-examples])
AC_SUBST(CLEAN_EXAMPLES,[clean-examples])
AC_SUBST(LINT_EXAMPLES,[lint-examples])
if test -e $srcdir/examples/config.h -o -e examples/config.h ; then
AC_MSG_ERROR([
A config.h was detected in the examples subdirectory.
This does not work with the --with-examples option.
Please remove the config.h from the examples subdirectory
or do not use the --with-examples option.])
fi
else
AC_SUBST(EXAMPLES,[""])
AC_SUBST(INSTALL_EXAMPLES,[""])
AC_SUBST(UNINSTALL_EXAMPLES,[""])
AC_SUBST(CLEAN_EXAMPLES,[""])
AC_SUBST(LINT_EXAMPLES,[""])
fi
# add option to disable installation of ldns-config script
AC_ARG_ENABLE(ldns-config, AS_HELP_STRING([--disable-ldns-config],[disable installation of ldns-config (default=enabled)]),
enable_ldns_config=$enableval, enable_ldns_config=yes)
if test "x$enable_ldns_config" = xyes; then
AC_SUBST(INSTALL_CONFIG, [install-config])
AC_SUBST(INSTALL_CONFIG_MANPAGE, [install-config-manpage])
AC_SUBST(UNINSTALL_CONFIG, [uninstall-config])
AC_SUBST(UNINSTALL_CONFIG_MANPAGE, [uninstall-config-manpage])
else
AC_SUBST(INSTALL_CONFIG, [""])
AC_SUBST(INSTALL_CONFIG_MANPAGE, [""])
AC_SUBST(UNINSTALL_CONFIG, [""])
AC_SUBST(UNINSTALL_CONFIG_MANPAGE, [""])
fi
# add option to disable library printing to stderr
AC_ARG_ENABLE(stderr-msgs, AS_HELP_STRING([--enable-stderr-msgs],[Enable printing to stderr (default=disabled)]), enable_stderr_msgs=$enableval, enable_stderr_msgs=no)
case "$enable_stderr_msgs" in
no) dnl default
;;
*)
AC_DEFINE_UNQUOTED([STDERR_MSGS], [1], [Define this to enable messages to stderr.])
;;
esac
AX_HAVE_POLL(
[AX_CONFIG_FEATURE_ENABLE(poll)],
[AX_CONFIG_FEATURE_DISABLE(poll)])
AX_CONFIG_FEATURE(
[poll], [This platform supports poll(7)],
[HAVE_POLL], [This platform supports poll(7).])
# check for python
PYTHON_X_CFLAGS=""
ldns_with_pyldns=no
ldns_with_pyldnsx=no
AC_ARG_WITH(pyldns, AS_HELP_STRING([--with-pyldns],[generate python library, or --without-pyldns to disable Python support.]),
[],[ withval="no" ])
ldns_have_python=no
if test x_$withval != x_no; then
sinclude(ax_python_devel.m4)
ac_save_LIBS="$LIBS" dnl otherwise AC_PYTHON_DEVEL thrashes $LIBS
AX_PYTHON_DEVEL([>= '2.4.0'])
if test ! -z "$ac_python_version"; then
ldns_have_python=yes
fi
# pass additional Python 3 option to SWIG
if test `$PYTHON -c "import sys; \
ver = sys.version.split()[[0]]; \
print(ver >= '3')"` = "True"; then
AC_SUBST(SWIGPY3, ["-py3 -DPY3"])
fi
# check for SWIG
if test x_$ldns_have_python != x_no; then
sinclude(ax_pkg_swig.m4)
# check for >=SWIG-2.0.4 if Python 3.2 used
if test `$PYTHON -c "import sys; \
ver = sys.version.split()[[0]]; \
print(ver >= '3.2')"` = "True"; then
AX_PKG_SWIG(2.0.4, [], [AC_MSG_ERROR([SWIG-2.0.4 is required to build pyldns for Python 3.2 and greater.])])
else
AX_PKG_SWIG
fi
if test ! -x "$SWIG"; then
AC_MSG_ERROR([failed to find SWIG tool, install it, or do not build pyldns])
else
AC_DEFINE(HAVE_SWIG,1,[Define if you have SWIG libraries and header files.])
AC_SUBST(PYLDNS, "pyldns")
AC_SUBST(swig, "$SWIG")
ldns_with_pyldns=yes
fi
else
AC_MSG_RESULT([*** don't have Python, skipping SWIG, no pyldns ***]) # '
fi
# xtra cflags for pyldns
if test x_$ldns_have_python != x_no; then
ACX_CHECK_COMPILER_FLAG(fno-strict-aliasing, [PYTHON_X_CFLAGS="-fno-strict-aliasing"])
ACX_CHECK_COMPILER_FLAG(Wno-missing-field-initializers, [PYTHON_X_CFLAGS="-Wno-missing-field-initializers $PYTHON_X_CFLAGS"])
ACX_CHECK_COMPILER_FLAG(Wno-unused-parameter, [PYTHON_X_CFLAGS="-Wno-unused-parameter $PYTHON_X_CFLAGS"])
ACX_CHECK_COMPILER_FLAG(Wno-unused-variable, [PYTHON_X_CFLAGS="-Wno-unused-variable $PYTHON_X_CFLAGS"])
fi
fi
AC_SUBST(PYTHON_X_CFLAGS)
# Check for pyldnsx
AC_ARG_WITH(pyldnsx, AS_HELP_STRING([--without-pyldnsx],[Do not install the ldnsx python module, or --with-pyldnsx to install it.]),
[],[ withval="with_pyldns" ])
if test x_$withval != x_no; then
if test x_$ldns_with_pyldns != x_no; then
AC_SUBST(PYLDNSX, "pyldnsx")
ldns_with_pyldnsx=yes
else
if test x_$withval != x_with_pyldns; then
AC_MSG_ERROR([--with-pyldns is needed for the ldnsx python module])
fi
fi
fi
if test x_$ldns_with_pyldns != x_no; then
AC_SUBST(PYLDNSINST, "install-pyldns")dnl
AC_SUBST(PYLDNSUNINST, "uninstall-pyldns")
else
AC_SUBST(PYLDNSINST, "")dnl
AC_SUBST(PYLDNSUNINST, "")
fi
if test x_$ldns_with_pyldnsx != x_no; then
AC_SUBST(PYLDNSXINST, "install-pyldnsx")dnl
AC_SUBST(PYLDNSXUNINST, "uninstall-pyldnsx")
else
AC_SUBST(PYLDNSXINST, "")dnl
AC_SUBST(PYLDNSXUNINST, "")
fi
# check for perl
ldns_with_p5_dns_ldns=no
AC_ARG_WITH(p5-dns-ldns, AS_HELP_STRING([--with-p5-dns-ldns],[generate DNS::LDNS perl bindings]),
[],[ withval="no" ])
ldns_have_perl=no
if test x_$withval != x_no; then
AC_PATH_PROG([PERL], [perl])
if test -z "$PERL"; then
AC_MSG_ERROR([Cannot find perl in your system path])
fi
AC_SUBST(P5_DNS_LDNS, "p5-dns-ldns")dnl
AC_SUBST(TEST_P5_DNS_LDNS, "test-p5-dns-ldns")dnl
AC_SUBST(INSTALL_P5_DNS_LDNS, "install-p5-dns-ldns")dnl
AC_SUBST(UNINSTALL_P5_DNS_LDNS, "uninstall-p5-dns-ldns")dnl
AC_SUBST(CLEAN_P5_DNS_LDNS, "clean-p5-dns-ldns")
else
AC_SUBST(P5_DNS_LDNS, "")dnl
AC_SUBST(TEST_P5_DNS_LDNS, "")dnl
AC_SUBST(INSTALL_P5_DNS_LDNS, "")dnl
AC_SUBST(UNINSTALL_P5_DNS_LDNS, "")dnl
AC_SUBST(CLEAN_P5_DNS_LDNS, "")
fi
# Use libtool
ACX_LIBTOOL_C_ONLY
tmp_CPPFLAGS=$CPPFLAGS
tmp_LDFLAGS=$LDFLAGS
tmp_LIBS=$LIBS
ACX_WITH_SSL_OPTIONAL
AC_MSG_CHECKING([for LibreSSL])
if grep VERSION_TEXT $ssldir/include/openssl/opensslv.h | grep "LibreSSL" >/dev/null; then
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_LIBRESSL], [1], [Define if we have LibreSSL])
else
AC_MSG_RESULT([no])
fi
AC_CHECK_HEADERS([openssl/ssl.h openssl/evp.h openssl/engine.h openssl/conf.h])
AC_CHECK_FUNCS([EVP_sha256 EVP_sha384 EVP_sha512 EVP_PKEY_keygen ECDSA_SIG_get0 EVP_MD_CTX_new DSA_SIG_set0 DSA_SIG_get0 EVP_dss1 DSA_get0_pqg DSA_get0_key EVP_cleanup ENGINE_cleanup ENGINE_free CRYPTO_cleanup_all_ex_data ERR_free_strings CONF_modules_unload OPENSSL_init_ssl OPENSSL_init_crypto ERR_load_crypto_strings CRYPTO_memcmp EVP_PKEY_get_base_id])
AC_CHECK_DECLS([EVP_PKEY_base_id], [
AC_DEFINE_UNQUOTED([HAVE_EVP_PKEY_BASE_ID], [1], [Define to 1 if you have the EVP_PKEY_base_id function or macro.])
], [], [AC_INCLUDES_DEFAULT
#include <openssl/evp.h>
])
AC_MSG_CHECKING([Checking for OpenSSL >= 3.0.0])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
#include <openssl/ssl.h>
#if OPENSSL_VERSION_MAJOR >= 3
#define SOMETHING
#else
This fails compiling.
So either no OpenSSL at all (the include already failed), or the version < 3.0.0
#endif
], [
])], [
AC_MSG_RESULT(yes)
CFLAGS="-DOPENSSL_API_COMPAT=10100 $CFLAGS"
], [ AC_MSG_RESULT(no)
])
# for macosx, see if glibtool exists and use that
# BSD's need to know the version...
#AC_CHECK_PROG(glibtool, glibtool, [glibtool], )
#AC_CHECK_PROGS(libtool, [libtool15 libtool], [./libtool])
AC_ARG_ENABLE(sha2, AS_HELP_STRING([--disable-sha2],[Disable SHA256 and SHA512 RRSIG support]))
case "$enable_sha2" in
no)
;;
yes|*)
if test "x$HAVE_SSL" != "xyes"; then
AC_MSG_ERROR([SHA2 enabled, but no SSL support])
fi
AC_MSG_CHECKING(for SHA256 and SHA512)
AC_CHECK_FUNC(SHA256_Init, [], [
AC_MSG_ERROR([No SHA2 functions found in OpenSSL: please upgrade OpenSSL or rerun with --disable-sha2])
])
AC_DEFINE_UNQUOTED([USE_SHA2], [1], [Define this to enable SHA256 and SHA512 support.])
;;
esac
# check whether gost also works
AC_DEFUN([AC_CHECK_GOST_WORKS],
[AC_REQUIRE([AC_PROG_CC])
AC_MSG_CHECKING([if GOST works])
if test c${cross_compiling} = cno; then
BAKCFLAGS="$CFLAGS"
if test -n "$ssldir"; then
if test ! -d "$ssldir/lib" -a -d "$ssldir/lib64"; then
CFLAGS="$CFLAGS -Wl,-rpath,$ssldir/lib64"
else
CFLAGS="$CFLAGS -Wl,-rpath,$ssldir/lib"
fi
fi
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <string.h>
#ifdef HAVE_OPENSSL_SSL_H
#include <openssl/ssl.h>
#endif
#ifdef HAVE_OPENSSL_EVP_H
#include <openssl/evp.h>
#endif
#ifdef HAVE_OPENSSL_ENGINE_H
#include <openssl/engine.h>
#endif
#ifdef HAVE_OPENSSL_CONF_H
#include <openssl/conf.h>
#endif
/* routine to load gost (from sldns) */
int load_gost_id(void)
{
static int gost_id = 0;
const EVP_PKEY_ASN1_METHOD* meth;
ENGINE* e;
if(gost_id) return gost_id;
/* see if configuration loaded gost implementation from other engine*/
meth = EVP_PKEY_asn1_find_str(NULL, "gost2001", -1);
if(meth) {
EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth);
return gost_id;
}
/* see if engine can be loaded already */
e = ENGINE_by_id("gost");
if(!e) {
/* load it ourself, in case statically linked */
ENGINE_load_builtin_engines();
ENGINE_load_dynamic();
e = ENGINE_by_id("gost");
}
if(!e) {
/* no gost engine in openssl */
return 0;
}
if(!ENGINE_set_default(e, ENGINE_METHOD_ALL)) {
ENGINE_finish(e);
ENGINE_free(e);
return 0;
}
meth = EVP_PKEY_asn1_find_str(&e, "gost2001", -1);
if(!meth) {
/* algo not found */
ENGINE_finish(e);
ENGINE_free(e);
return 0;
}
EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth);
return gost_id;
}
int main(void) {
EVP_MD_CTX* ctx;
const EVP_MD* md;
unsigned char digest[64]; /* its a 256-bit digest, so uses 32 bytes */
const char* str = "Hello world";
const unsigned char check[] = {
0x40 , 0xed , 0xf8 , 0x56 , 0x5a , 0xc5 , 0x36 , 0xe1 ,
0x33 , 0x7c , 0x7e , 0x87 , 0x62 , 0x1c , 0x42 , 0xe0 ,
0x17 , 0x1b , 0x5e , 0xce , 0xa8 , 0x46 , 0x65 , 0x4d ,
0x8d , 0x3e , 0x22 , 0x9b , 0xe1 , 0x30 , 0x19 , 0x9d
};
OPENSSL_config(NULL);
(void)load_gost_id();
md = EVP_get_digestbyname("md_gost94");
if(!md) return 1;
memset(digest, 0, sizeof(digest));
ctx = EVP_MD_CTX_create();
if(!ctx) return 2;
if(!EVP_DigestInit_ex(ctx, md, NULL)) return 3;
if(!EVP_DigestUpdate(ctx, str, 10)) return 4;
if(!EVP_DigestFinal_ex(ctx, digest, NULL)) return 5;
/* uncomment to see the hash calculated.
{int i;
for(i=0; i<32; i++)
printf(" %2.2x", (int)digest[i]);
printf("\n");}
*/
if(memcmp(digest, check, sizeof(check)) != 0)
return 6;
return 0;
}
]])] , [eval "ac_cv_c_gost_works=yes"], [eval "ac_cv_c_gost_works=no"])
CFLAGS="$BAKCFLAGS"
else
eval "ac_cv_c_gost_works=maybe"
fi
])dnl
AC_ARG_ENABLE(gost, AS_HELP_STRING([--disable-gost],[Disable GOST support]))
case "$enable_gost" in
no)
;;
*) dnl default
if test "x$HAVE_SSL" != "xyes"; then
AC_MSG_ERROR([GOST enabled, but no SSL support])
fi
AC_MSG_CHECKING(for GOST)
AC_CHECK_FUNC(EVP_PKEY_set_type_str, [],[AC_MSG_ERROR([OpenSSL >= 1.0.0 is needed for GOST support or rerun with --disable-gost])])
AC_CHECK_FUNC(EC_KEY_new, [], [AC_MSG_ERROR([No ECC functions found in OpenSSL: please upgrade OpenSSL or rerun with --disable-gost])])
AC_CHECK_GOST_WORKS
AC_ARG_ENABLE(gost-anyway, AS_HELP_STRING([--enable-gost-anyway],[Enable GOST even without a GOST engine installed]))
if test "$ac_cv_c_gost_works" != "no" -o "$enable_gost_anyway" = "yes"; then
if test "$ac_cv_c_gost_works" = "no"; then
AC_MSG_RESULT([no, but compiling with GOST support anyway])
else
AC_MSG_RESULT([yes])
fi
use_gost="yes"
AC_DEFINE([USE_GOST], [1], [Define this to enable GOST support.])
else
AC_MSG_RESULT([no])
AC_MSG_WARN([Gost support does not work because the engine is missing.])
AC_MSG_WARN([Install gost-engine first or use the --enable-gost-anyway to compile with GOST support anyway])
AC_MSG_WARN([See also https://github.com/gost-engine/engine/wiki for information about gost-engine])
fi
;;
esac
AC_ARG_ENABLE(ecdsa, AS_HELP_STRING([--disable-ecdsa],[Disable ECDSA support]))
case "$enable_ecdsa" in
no)
;;
*) dnl default
if test "x$HAVE_SSL" != "xyes"; then
AC_MSG_ERROR([ECDSA enabled, but no SSL support])
fi
AC_CHECK_FUNC(ECDSA_sign, [], [AC_MSG_ERROR([OpenSSL does not support ECDSA: please upgrade OpenSSL or rerun with --disable-ecdsa])])
AC_CHECK_FUNC(SHA384_Init, [], [AC_MSG_ERROR([OpenSSL does not support SHA384: please upgrade OpenSSL or rerun with --disable-ecdsa])])
AC_CHECK_DECLS([NID_X9_62_prime256v1, NID_secp384r1], [], [AC_MSG_ERROR([OpenSSL does not support the ECDSA curves: please upgrade OpenSSL or rerun with --disable-ecdsa])], [AC_INCLUDES_DEFAULT
#include <openssl/evp.h>
])
# we now know we have ECDSA and the required curves.
AC_DEFINE_UNQUOTED([USE_ECDSA], [1], [Define this to enable ECDSA support.])
;;
esac
AC_ARG_ENABLE(dsa, AS_HELP_STRING([--disable-dsa],[Disable DSA support]))
case "$enable_dsa" in
no)
AC_SUBST(ldns_build_config_use_dsa, 0)
;;
*) dnl default
# detect if DSA is supported, and turn it off if not.
AC_CHECK_FUNC(DSA_SIG_new, [
AC_DEFINE_UNQUOTED([USE_DSA], [1], [Define this to enable DSA support.])
AC_SUBST(ldns_build_config_use_dsa, 1)
], [if test "x$enable_dsa" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support DSA and you used --enable-dsa.])
fi
AC_SUBST(ldns_build_config_use_dsa, 0)])
;;
esac
AC_ARG_ENABLE(ed25519, AS_HELP_STRING([--disable-ed25519],[Disable (experimental) ED25519 support. Default is detect]))
case "$enable_ed25519" in
no)
AC_SUBST(ldns_build_config_use_ed25519, 0)
;;
*) dnl default
AC_CHECK_DECLS([NID_ED25519], [
AC_DEFINE_UNQUOTED([USE_ED25519], [1], [Define this to enable ED25519 support.])
AC_SUBST(ldns_build_config_use_ed25519, 1)
], [if test "x$enable_ed25519" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support ED25519 and you used --enable-ed25519.])
fi
AC_SUBST(ldns_build_config_use_ed25519, 0)], [AC_INCLUDES_DEFAULT
#include <openssl/evp.h>
])
;;
esac
AC_ARG_ENABLE(ed448, AS_HELP_STRING([--disable-ed448],[Disable (experimental) ED448 support. Default is detect]))
case "$enable_ed448" in
no)
AC_SUBST(ldns_build_config_use_ed448, 0)
;;
*) dnl default
AC_CHECK_DECLS([NID_ED448], [
AC_DEFINE_UNQUOTED([USE_ED448], [1], [Define this to enable ED448 support.])
AC_SUBST(ldns_build_config_use_ed448, 1)
], [if test "x$enable_ed448" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support ED448 and you used --enable-ed448.])
fi
AC_SUBST(ldns_build_config_use_ed448, 0)], [AC_INCLUDES_DEFAULT
#include <openssl/evp.h>
])
;;
esac
AC_ARG_ENABLE(dane, AS_HELP_STRING([--disable-dane],[Disable DANE support]))
AC_ARG_ENABLE(dane-verify, AS_HELP_STRING([--disable-dane-verify],[Disable DANE verify support]))
AC_ARG_ENABLE(dane-ta-usage, AS_HELP_STRING([--disable-dane-ta-usage],[Disable DANE-TA usage type support]))
AC_ARG_ENABLE(full-dane,, [
enable_dane_ta_usage=yes
enable_dane_verify=yes
enable_dane=yes
])
AC_ARG_ENABLE(no-dane-ta-usage,, [
enable_dane_ta_usage=no
enable_dane_verify=yes
enable_dane=yes
])
AC_ARG_ENABLE(no-dane-verify,, [
enable_dane_ta_usage=no
enable_dane_verify=no
enable_dane=yes
])
case "$enable_dane" in
no)
AC_SUBST(ldns_build_config_use_dane, 0)
AC_SUBST(ldns_build_config_use_dane_verify, 0)
AC_SUBST(ldns_build_config_use_dane_ta_usage, 0)
;;
*) dnl default
if test "x$HAVE_SSL" != "xyes"; then
AC_MSG_ERROR([DANE enabled, but no SSL support])
fi
AC_CHECK_FUNC(X509_check_ca, [], [AC_MSG_ERROR([OpenSSL does not support DANE: please upgrade OpenSSL or rerun with --disable-dane])])
AC_SUBST(ldns_build_config_use_dane, 1)
AC_DEFINE_UNQUOTED([USE_DANE], [1], [Define this to enable DANE support.])
case "$enable_dane_verify" in
no)
AC_SUBST(ldns_build_config_use_dane_verify, 0)
AC_SUBST(ldns_build_config_use_dane_ta_usage, 0)
;;
*)
AC_SUBST(ldns_build_config_use_dane_verify, 1)
AC_DEFINE_UNQUOTED([USE_DANE_VERIFY], [1], [Define this to enable DANE verify support.])
case "$enable_dane_ta_usage" in
no)
AC_SUBST(ldns_build_config_use_dane_ta_usage, 0)
;;
*) dnl default
danetmpLIBS="$LIBS"
LIBS="-lssl -lcrypto $LIBS"
AC_CHECK_FUNC(SSL_get0_dane, [], [AC_MSG_ERROR([OpenSSL does not support offline DANE verification (Needed for the DANE-TA usage type). Please upgrade OpenSSL to version >= 1.1.0 or rerun with --disable-dane-verify or --disable-dane-ta-usage])])
LIBSSL_LIBS="-lssl $LIBSSL_LIBS"
LIBS="$danetmpLIBS"
AC_SUBST(ldns_build_config_use_dane_ta_usage, 1)
AC_DEFINE_UNQUOTED([USE_DANE_TA_USAGE], [1], [Define this to enable DANE-TA usage type support.])
;;
esac
esac
;;
esac
AC_ARG_ENABLE(rrtype-ninfo, AS_HELP_STRING([--enable-rrtype-ninfo],[Enable draft RR type ninfo.]))
case "$enable_rrtype_ninfo" in
yes)
AC_DEFINE_UNQUOTED([RRTYPE_NINFO], [], [Define this to enable RR type NINFO.])
;;
no|*)
;;
esac
AC_ARG_ENABLE(rrtype-rkey, AS_HELP_STRING([--enable-rrtype-rkey],[Enable draft RR type rkey.]))
case "$enable_rrtype_rkey" in
yes)
AC_DEFINE_UNQUOTED([RRTYPE_RKEY], [], [Define this to enable RR type RKEY.])
;;
no|*)
;;
esac
AC_ARG_ENABLE(rrtype-openpgpkey, AS_HELP_STRING([--disable-rrtype-openpgpkey],[Disable openpgpkey RR type.]))
case "$enable_rrtype_openpgpkey" in
no)
;;
yes|*)
AC_DEFINE_UNQUOTED([RRTYPE_OPENPGPKEY], [], [Define this to enable RR type OPENPGPKEY.])
;;
esac
AC_ARG_ENABLE(rrtype-ta, AS_HELP_STRING([--enable-rrtype-ta],[Enable draft RR type ta.]))
case "$enable_rrtype_ta" in
yes)
AC_DEFINE_UNQUOTED([RRTYPE_TA], [], [Define this to enable RR type TA.])
;;
no|*)
;;
esac
AC_ARG_ENABLE(rrtype-avc, AS_HELP_STRING([--enable-rrtype-avc],[Enable draft RR type avc.]))
case "$enable_rrtype_avc" in
yes)
AC_DEFINE_UNQUOTED([RRTYPE_AVC], [], [Define this to enable RR type AVC.])
;;
no|*)
;;
esac
AC_ARG_ENABLE(rrtype-doa, AS_HELP_STRING([--enable-rrtype-doa],[Enable draft RR type DOA.]))
case "$enable_rrtype_doa" in
yes)
AC_DEFINE_UNQUOTED([RRTYPE_DOA], [], [Define this to enable RR type DOA.])
;;
no|*)
;;
esac
AC_ARG_ENABLE(rrtype-amtrelay, AS_HELP_STRING([--disable-rrtype-amtrelay],[Disable RR type AMTRELAY.]))
case "$enable_rrtype_amtrelay" in
no)
;;
yes|*)
AC_DEFINE_UNQUOTED([RRTYPE_AMTRELAY], [], [Define this to enable RR type AMTRELAY.])
;;
esac
AC_ARG_ENABLE(rrtype-svcb-https, AS_HELP_STRING([--disable-rrtype-svcb-https],[Disable RR types SVCB and HTTPS.]))
case "$enable_rrtype_svcb_https" in
no)
;;
yes|*)
AC_DEFINE_UNQUOTED([RRTYPE_SVCB_HTTPS], [], [Define this to enable RR types SVCB and HTTPS.])
;;
esac
AC_ARG_ENABLE(rrtype-resinfo, AS_HELP_STRING([--enable-rrtype-resinfo],[Disable RR type RESINFO.]))
case "$enable_rrtype_resinfo" in
no)
;;
yes|*)
AC_DEFINE_UNQUOTED([RRTYPE_RESINFO], [], [Define this to enable RR type RESINFO.])
;;
esac
if echo "$tmp_LIBS" | grep "ws2_32" >/dev/null; then
if echo "$LIBSSL_LIBS" | grep "ws2_32" >/dev/null; then
# only need it once.
LIBSSL_LIBS=`echo "$LIBSSL_LIBS" | sed -e 's/ -lws2_32//' -e 's/^-lws2_32//'`
fi
fi
AC_SUBST(LIBSSL_CPPFLAGS)
AC_SUBST(LIBSSL_LDFLAGS)
AC_SUBST(LIBSSL_LIBS)
if test "x$HAVE_SSL" = "xyes"; then
if echo "$LIBSSL_LIBS" | grep -- "-lssl" >/dev/null 2>&1; then
LIBSSL_SSL_LIBS="$LIBSSL_LIBS"
else
LIBSSL_SSL_LIBS="-lssl $LIBSSL_LIBS"
fi
AC_SUBST(LIBSSL_SSL_LIBS, "$LIBSSL_SSL_LIBS")
fi
CPPFLAGS=$tmp_CPPFLAGS
LDFLAGS=$tmp_LDFLAGS
LIBS=$tmp_LIBS
# add option to disable the evil rpath
ACX_ARG_RPATH
#AC_RUN_IFELSE([AC_LANG_SOURCE(
#[
#int main()
#{
#short one = 1;
#char *cp = (char*)&one;
#if ( *cp == 0 )
#return(0);
#else
#return(1);
#}
#])], [],[
#AC_DEFINE(CONFCHECK_LITTLE_ENDIAN, 1, [system appears to be little-endian])
#],[])
# should define WORDS_BIGENDIAN if the system is big-endian
AC_C_BIGENDIAN
# Checks for header files.
m4_warn([obsolete],
[The preprocessor macro `STDC_HEADERS' is obsolete.
Except in unusual embedded environments, you can safely include all
ISO C90 headers unconditionally.])dnl
# Autoupdate added the next two lines to ensure that your configure
# script's behavior did not change. They are probably safe to remove.
AC_CHECK_INCLUDES_DEFAULT
AC_PROG_EGREP
AC_HEADER_STDBOOL
#AC_HEADER_SYS_WAIT
#AC_CHECK_HEADERS([getopt.h fcntl.h stdlib.h string.h strings.h unistd.h])
# do the very minimum - we can always extend this
AC_CHECK_HEADERS([getopt.h stdarg.h openssl/ssl.h netinet/in.h time.h arpa/inet.h netdb.h],,, [AC_INCLUDES_DEFAULT])
AC_CHECK_HEADERS(sys/param.h sys/mount.h,,,
[AC_INCLUDES_DEFAULT
[
#if HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
]
])
AC_CHECK_HEADER(sys/socket.h,
[
include_sys_socket_h='#include <sys/socket.h>'
AC_DEFINE(HAVE_SYS_SOCKET_H, 1, [define if you have sys/socket.h])
],[
include_sys_socket_h=''
],[AC_INCLUDES_DEFAULT
[
#if HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
]
])
AC_SUBST(include_sys_socket_h)
AC_CHECK_HEADER(inttypes.h,
[
include_inttypes_h='#include <inttypes.h>'
AC_DEFINE(HAVE_INTTYPES_H, 1, [define if you have inttypes.h])
AC_SUBST(ldns_build_config_have_inttypes_h, 1)
],[
include_inttypes_h=''
AC_SUBST(ldns_build_config_have_inttypes_h, 0)
],[AC_INCLUDES_DEFAULT
])
AC_SUBST(include_inttypes_h)
AC_CHECK_HEADER(sys/types.h,
[
include_systypes_h='#include <sys/types.h>'
AC_DEFINE(HAVE_SYS_TYPES_H, 1, [define if you have sys/types.h])
],[
include_systypes_h=''
],[AC_INCLUDES_DEFAULT
])
AC_SUBST(include_systypes_h)
AC_CHECK_HEADER(unistd.h,
[
include_unistd_h='#include <unistd.h>'
AC_DEFINE(HAVE_UNISTD_H, 1, [define if you have unistd.h])
],[
include_unistd_h=''
],[AC_INCLUDES_DEFAULT
])
AC_SUBST(include_unistd_h)
AC_CHECK_SIZEOF(time_t,,[
AC_INCLUDES_DEFAULT
#ifdef TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
# else
# include <time.h>
# endif
#endif
])
if test x_$with_examples != x_no; then
AC_CHECK_HEADERS([pcap.h],,, [AC_INCLUDES_DEFAULT])
AC_CHECK_LIB(pcap, pcap_open_offline, [
AC_DEFINE([HAVE_LIBPCAP], [1], [Define to 1 if you have the `pcap' library (-lpcap).])dnl`
AC_SUBST([LIBPCAP_LIBS], [-lpcap])
], [
AC_MSG_WARN([Can't find pcap library (needed for ldns-dpa, will not build dpa now.)])dnl'
AC_SUBST([LIBPCAP_LIBS], [])
]
)
AC_CHECK_HEADERS([netinet/in_systm.h net/if.h netinet/ip.h netinet/udp.h netinet/igmp.h netinet/if_ether.h netinet/ip6.h net/ethernet.h netinet/ip_compat.h],,, [
AC_INCLUDES_DEFAULT
#ifdef HAVE_NETINET_IN_SYSTM_H
#include <netinet/in_systm.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NET_IF_H
#include <net/if.h>
#endif])
fi
ACX_TYPE_SOCKLEN_T
if test "x$ac_cv_type_socklen_t" = xyes; then
AC_SUBST(ldns_build_config_have_socklen_t, 1)
else
AC_SUBST(ldns_build_config_have_socklen_t, 0)
fi
AC_TYPE_SIZE_T
AC_CHECK_TYPE(ssize_t, int)
dnl AC_TYPE_INTPTR_T does not work on all platforms (autoconf)
AC_CHECK_TYPE(intptr_t, size_t)
AC_CHECK_TYPE(in_addr_t, [], [AC_DEFINE([in_addr_t], [uint32_t], [in_addr_t])], [
#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#if HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif])
AC_CHECK_TYPE(in_port_t, [], [AC_DEFINE([in_port_t], [uint16_t], [in_port_t])], [
#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#if HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif])
ACX_CHECK_SS_FAMILY
AC_CHECK_DECLS([inet_pton,inet_ntop], [], [], [
AC_INCLUDES_DEFAULT
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_NETINET_TCP_H
#include <netinet/tcp.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
])
# AC_FUNC_MALLOC suffers false failures and causes Asan failures.
# AC_FUNC_MALLOC
# AC_FUNC_REALLOC
AC_REPLACE_FUNCS(b64_pton)
AC_REPLACE_FUNCS(b64_ntop)
AC_REPLACE_FUNCS(calloc)
AC_REPLACE_FUNCS(timegm)
AC_REPLACE_FUNCS(gmtime_r)
AC_REPLACE_FUNCS(asctime_r)
AC_REPLACE_FUNCS(ctime_r)
AC_REPLACE_FUNCS(localtime_r)
AC_REPLACE_FUNCS(isblank)
AC_REPLACE_FUNCS(isascii)
AC_REPLACE_FUNCS(inet_aton)
AC_REPLACE_FUNCS(inet_pton)
AC_REPLACE_FUNCS(inet_ntop)
AC_REPLACE_FUNCS(snprintf)
AC_REPLACE_FUNCS(strlcpy)
AC_REPLACE_FUNCS(memmove)
AC_FUNC_FORK
AC_MSG_CHECKING([compile of fork])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
#include <unistd.h>
], [
(void)fork();
])], [
AC_MSG_RESULT(yes)
AC_DEFINE([HAVE_FORK_AVAILABLE], 1, [if fork is available for compile])
], [ AC_MSG_RESULT(no)
])
AC_CHECK_FUNCS([endprotoent endservent sleep random fcntl strtoul bzero memset b32_ntop b32_pton symlink])
if test "x$HAVE_B32_NTOP" = "xyes"; then
AC_SUBST(ldns_build_config_have_b32_ntop, 1)
else
AC_SUBST(ldns_build_config_have_b32_ntop, 0)
fi
if test "x$HAVE_B32_PTON" = "xyes"; then
AC_SUBST(ldns_build_config_have_b32_pton, 1)
else
AC_SUBST(ldns_build_config_have_b32_pton, 0)
fi
ACX_CHECK_GETADDRINFO_WITH_INCLUDES
if test $ac_cv_func_getaddrinfo = no; then
AC_LIBOBJ([fake-rfc2553])
fi
if test "$USE_WINSOCK" = 1; then
AC_CHECK_TOOL(WINDRES, windres)
fi
ACX_FUNC_IOCTLSOCKET
#AC_SEARCH_LIBS(RSA_new, [crypto])
ACX_CHECK_FORMAT_ATTRIBUTE
ACX_CHECK_UNUSED_ATTRIBUTE