AC_PREREQ([2.69])

AC_INIT([pdns], m4_esyscmd([builder-support/gen-version]))

AC_CONFIG_AUX_DIR([build-aux])

AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip tar-ustar -Wno-portability subdir-objects parallel-tests 1.11])

AM_SILENT_RULES([yes])

AC_CONFIG_SRCDIR([pdns/auth-main.cc])

AC_CONFIG_MACRO_DIR([m4])

AC_USE_SYSTEM_EXTENSIONS

AC_CONFIG_HEADERS([config.h])

AC_CANONICAL_HOST

# Add some default CFLAGS and CXXFLAGS, can be appended to using the environment variables

CFLAGS="-g -O2 -Wall -Wextra -Wshadow -Wmissing-declarations -Wredundant-decls $CFLAGS"

CXXFLAGS="-g -O2 -Wall -Wextra -Wshadow -Wmissing-declarations -Wredundant-decls $CXXFLAGS"

AC_SUBST([pdns_configure_args], ["$ac_configure_args"])

AC_DEFINE_UNQUOTED([PDNS_CONFIG_ARGS],

["$pdns_configure_args"],

[pdns configure arguments]

)

AC_PROG_CC

# AM_PROG_CC_C_O

AC_PROG_CXX

AC_LANG([C++])

PDNS_CHECK_TIME_T

PDNS_CHECK_BISON

PDNS_CHECK_FLEX

# Warn when pkg.m4 is missing

m4_pattern_forbid([^_?PKG_[A-Z_]+$], [*** pkg.m4 missing, please install pkg-config])

AX_CXX_COMPILE_STDCXX_17([noext], [mandatory])

LT_PREREQ([2.2.2])

LT_INIT([disable-static dlopen])

PDNS_CHECK_OS

PTHREAD_SET_NAME

AC_FUNC_STRERROR_R

AX_CXX_CXXFS

PDNS_WITH_LUA([mandatory])

PDNS_CHECK_LUA_HPP

AC_MSG_CHECKING([whether we will enable compiler security checks])

AC_ARG_ENABLE([hardening],

[AS_HELP_STRING([--disable-hardening], [disable compiler security checks @<:@default=no@:>@])],

[enable_hardening=$enableval],

[enable_hardening=yes]

)

AC_MSG_RESULT([$enable_hardening])

AS_IF([test "x$enable_hardening" != "xno"], [

AC_CC_PIE

AC_CC_STACK_PROTECTOR

AC_CC_PARAM_SSP_BUFFER_SIZE([4])

AC_CC_D_FORTIFY_SOURCE

AC_LD_RELRO

])

PDNS_ENABLE_KISS

PDNS_CHECK_NETWORK_LIBS

MC_TM_GMTOFF

# Define full_libdir to be the fully expanded (${exec_prefix}, etc.)

# "system" library path.

# We use this to search for other libraries.

eval full_libdir="\"$libdir\""

# detect pkg-config explicitly

PKG_PROG_PKG_CONFIG

AC_CHECK_HEADERS(

[sys/mman.h],

[AC_CHECK_FUNC(

[mmap],

[AC_DEFINE(HAVE_MMAP, [1], [Define to 1 if you have mmap])],

[have_mmap=no]

)],

[have_mmap=no]

)

AC_CHECK_HEADERS([sys/random.h])

PDNS_WITH_LIBSODIUM

PDNS_CHECK_LIBCRYPTO([

],[

AC_MSG_ERROR([OpenSSL/libcrypto not found])

]

)

PDNS_CHECK_LIBCRYPTO_ECDSA

PDNS_CHECK_LIBCRYPTO_EDDSA

AM_CONDITIONAL([HAVE_GNUTLS], [false])

AM_CONDITIONAL([HAVE_LIBSSL], [false])

PDNS_ENABLE_DNS_OVER_TLS

AS_IF([test "x$enable_dns_over_tls" != "xno"], [

PDNS_WITH_LIBSSL

PDNS_WITH_GNUTLS

AS_IF([test "x$HAVE_GNUTLS" != "x1" -a "x$HAVE_LIBSSL" != "x1"], [

AC_MSG_ERROR([DNS over TLS support requested but neither GnuTLS nor OpenSSL are available])

])

])

PDNS_ENABLE_IPCIPHER

PDNS_CHECK_RAGEL([pdns/dnslabeltext.cc], [www.powerdns.com])

PDNS_CHECK_CLOCK_GETTIME

BOOST_REQUIRE([1.54])

BOOST_PROGRAM_OPTIONS([mt])

AS_IF([test "$boost_cv_lib_program_options" = "no"], [

AC_MSG_ERROR([Boost Program Options library not found])

])

PDNS_ENABLE_UNIT_TESTS

PDNS_ENABLE_BACKEND_UNIT_TESTS

PDNS_ENABLE_REPRODUCIBLE

PDNS_ENABLE_FUZZ_TARGETS

PDNS_ENABLE_COVERAGE

PDNS_WITH_SQLITE3

PDNS_CHECK_PYTHON_VENV

AM_CONDITIONAL([HAVE_API_SWAGGER_JSON], [test -e "$srcdir/pdns/api-swagger.json"])

AM_COND_IF([HAVE_API_SWAGGER_JSON],[],[

AM_COND_IF([HAVE_VENV],[],[

AC_MSG_ERROR([Python 3 and/or venv module are not available, Authoritative Server cannot be built.])

])

])

AM_CONDITIONAL([HAVE_MANPAGES], [test -e "$srcdir/docs/pdns_server.1"])

AM_COND_IF([HAVE_MANPAGES],[],[

AM_COND_IF([HAVE_VENV],[],[

AC_MSG_WARN([Python 3 and/or venv module are not available, documentation will not be built.])

])

])

PDNS_FROM_GIT

dnl Checks for library functions.

dnl the *_r functions are in posix so we can use them unconditionally, but the ext/yahttp code is

dnl using the defines.

AC_CHECK_FUNCS_ONCE([strcasestr localtime_r gmtime_r recvmmsg sched_setscheduler])

AC_CHECK_FUNCS_ONCE([getrandom getentropy arc4random arc4random_uniform arc4random_buf])

PDNS_CHECK_SECURE_MEMSET

AM_CONDITIONAL([HAVE_RECVMMSG], [test "x$ac_cv_func_recvmmsg" = "xyes"])

AS_IF([test "x$lt_cv_dlopen" = "xno"],

[AC_MSG_ERROR([Your system does not support dlopen])]

)

AC_SUBST([LIBDL], [$lt_cv_dlopen_libs])

PDNS_ENABLE_VERBOSE_LOGGING

PDNS_ENABLE_PKCS11

PDNS_ENABLE_GSS_TSIG

AC_SUBST([socketdir])

socketdir="/var/run"

AC_ARG_WITH([socketdir],

[AS_HELP_STRING([--with-socketdir], [where the controlsocket lives @<:@default=/var/run@:>@])],

[socketdir="$withval"]

)

modules="bind gmysql"

AC_ARG_WITH([modules],

[AS_HELP_STRING([--with-modules], [which backends to compile with @<:@default=bind gmysql@:>@])],

[modules="$withval"]

)

dynmodules="pipe"

AC_ARG_WITH([dynmodules],

[AS_HELP_STRING([--with-dynmodules], [which backends to build for dynamic loading @<:@default=pipe@:>@])],

[dynmodules="$withval"]

)

AC_SUBST([moduledirs])

AC_SUBST([moduleobjects])

AC_SUBST([modulelibs])

AC_DEFINE_UNQUOTED([PDNS_MODULES], "$modules", [Built-in modules])

AS_IF([test x"$modules" = "xno"], [modules=""])

AS_IF([test x"$dynmodules" = "xno"], [dynmodules=""])

for a in $modules $dynmodules; do

case "$a" in

godbc)

PDNS_WITH_UNIXODBC

;;

gmysql)

PDNS_WITH_MYSQL

;;

gpgsql)

PDNS_WITH_POSTGRESQL

;;

gsqlite3)

needsqlite3=yes

;;

ldap)

PDNS_CHECK_LDAP

needldap=yes

;;

remote)

AS_IF([test "x$enable_unit_tests" = "xyes"],

[PDNS_CHECK_CURL_PROGRAM]

)

have_remotebackend=yes

;;

tinydns)

needcdb=yes

PDNS_CHECK_CDB

;;

geoip)

PDNS_CHECK_GEOIP

;;

lua*)

dnl Lua has been checked above

;;

lmdb)

needlmdb=yes

PDNS_CHECK_LMDB

BOOST_SERIALIZATION

;;

esac

done

PDNS_ENABLE_REMOTEBACKEND_ZEROMQ

PDNS_ENABLE_TOOLS

PDNS_ENABLE_IXFRDIST

PDNS_WITH_LUA_RECORDS

AM_CONDITIONAL([LDAP], [test "x$needldap" = "xyes"])

PDNS_CHECK_SQLITE3

AM_CONDITIONAL([SQLITE3], [test "x$needsqlite3" = "xyes"])

AM_CONDITIONAL([LMDB], [test "x$needlmdb" != "x"])

AM_CONDITIONAL([HAVE_LMDB], [test "x$LMDB_LIBS" != "x"])

AS_IF([test "x$needlmdb" = "xyes"], [

AS_IF([test "$with_lmdb" = "no"], [

AC_MSG_ERROR([--with-lmdb is set to 'no', but lmdb support is required])

])

AS_IF([test "x$HAVE_LMDB" != "x1"], [

AC_MSG_ERROR([lmdb not found via pkg-config, please install lmdb or set --with-lmdb to your lmdb installation directory])

])

])

AM_CONDITIONAL([CDB], [test "x$needcdb" != "x"])

AM_CONDITIONAL([HAVE_CDB], [test "x$CDB_LIBS" != "x"])

AS_IF([test "x$needcdb" = "xyes"], [

AS_IF([test "x$HAVE_CDB" != "x1"], [

AC_MSG_ERROR([cdb not found via pkg-config, please install cdb])

])

])

for a in $modules; do

AC_MSG_CHECKING([whether we can build module "${a}"])

if [[ -d "$srcdir/modules/${a}backend" ]]; then

AC_MSG_RESULT([yes])

moduledirs="$moduledirs ${a}backend"

for b in `cat $srcdir/modules/${a}backend/OBJECTFILES`; do

moduleobjects="$moduleobjects ../modules/${a}backend/$b"

done

modulelibs="$modulelibs `cat $srcdir/modules/${a}backend/OBJECTLIBS`"

else

AC_MSG_RESULT([no])

AC_MSG_ERROR([Do not know how to build module "$a", "$srcdir/modules/${a}backend" does not exist! Please review --with-modules parameter for supported values.])

fi

done

for a in $dynmodules; do

AC_MSG_CHECKING([whether we can build dynamic module "${a}"])

if [[ -d "$srcdir/modules/${a}backend" ]]; then

AC_MSG_RESULT([yes])

moduledirs="$moduledirs ${a}backend"

else

AC_MSG_RESULT([no])

AC_MSG_ERROR([Do not know how to build module "$a", "$srcdir/modules/${a}backend" does not exist! Please review --with-dynmodules parameter for supported values.])

fi

done

AX_AVAILABLE_SYSTEMD

AX_CHECK_SYSTEMD_FEATURES

AM_CONDITIONAL([HAVE_SYSTEMD], [ test x"$systemd" = "xy" ])

PDNS_WITH_SERVICE_USER([pdns])

LDFLAGS="$RELRO_LDFLAGS $LDFLAGS"

CFLAGS="$PIE_CFLAGS $CFLAGS"

CXXFLAGS="$PIE_CFLAGS $CXXFLAGS"

AS_IF([test "$ax_cxx_cv_filesystem_lib" != "none"],

[CXXFS_LIBS="-l$ax_cxx_cv_filesystem_lib"],

[]

)

AC_SUBST([CXXFS_LIBS])

PROGRAM_LDFLAGS="$PIE_LDFLAGS $PROGRAM_LDFLAGS $CXXFS_LIBS"

AC_SUBST([PROGRAM_LDFLAGS])

PDNS_ENABLE_COVERAGE

PDNS_INIT_AUTO_VARS

PDNS_ENABLE_SANITIZERS

PDNS_ENABLE_MALLOC_TRACE

PDNS_ENABLE_LTO

AC_SUBST(LIBS)

AC_SUBST([AM_CPPFLAGS],

["AS_ESCAPE([-I$(top_builddir) -I$(top_srcdir)]) $THREADFLAGS $BOOST_CPPFLAGS"]

)

AC_SUBST([YAHTTP_CFLAGS], ['-I$(top_srcdir)/ext/yahttp'])

AC_SUBST([YAHTTP_LIBS], ['$(top_builddir)/ext/yahttp/yahttp/libyahttp.la'])

AC_SUBST([IPCRYPT_CFLAGS], ['-I$(top_srcdir)/ext/ipcrypt'])

AC_SUBST([IPCRYPT_LIBS], ['$(top_builddir)/ext/ipcrypt/libipcrypt.la'])

CFLAGS="$SANITIZER_FLAGS $CFLAGS"

CXXFLAGS="$SANITIZER_FLAGS $CXXFLAGS"

CCVERSION=`$CC --version | head -1`

CXXVERSION=`$CXX --version | head -1`

AC_ARG_VAR(PACKAGEVERSION, [The version used in secpoll queries])

AS_IF([test "x$PACKAGEVERSION" != "x"],

[AC_DEFINE_UNQUOTED([PACKAGEVERSION], "$PACKAGEVERSION", [Set to the package version used for secpoll])]

)

export moduledirs moduleobjects modulelibs

AM_CONDITIONAL([BINDBACKEND_DYNMODULE], [echo $dynmodules | grep -w bind])

AM_CONDITIONAL([GEOIPBACKEND_DYNMODULE], [echo $dynmodules | grep -w geoip])

AM_CONDITIONAL([GMYSQLBACKEND_DYNMODULE], [echo $dynmodules | grep -w gmysql])

AM_CONDITIONAL([GODBCBACKEND_DYNMODULE], [echo $dynmodules | grep -w godbc])

AM_CONDITIONAL([GPGSQLBACKEND_DYNMODULE], [echo $dynmodules | grep -w gpgsql])

AM_CONDITIONAL([GSQLITE3BACKEND_DYNMODULE], [echo $dynmodules | grep -w gsqlite3])

AM_CONDITIONAL([LDAPBACKEND_DYNMODULE], [echo $dynmodules | grep -w ldap])

AM_CONDITIONAL([LMDBBACKEND_DYNMODULE], [echo $dynmodules | grep -w lmdb])

AM_CONDITIONAL([LUA2BACKEND_DYNMODULE], [echo $dynmodules | grep -w lua2])

AM_CONDITIONAL([PIPEBACKEND_DYNMODULE], [echo $dynmodules | grep -w pipe])

AM_CONDITIONAL([REMOTEBACKEND_DYNMODULE], [echo $dynmodules | grep -w remote])

AM_CONDITIONAL([TINYDNSBACKEND_DYNMODULE], [echo $dynmodules | grep -w tinydns])

AC_CONFIG_FILES([

Makefile

modules/Makefile

pdns/Makefile

codedocs/Makefile

docs/Makefile

ext/Makefile

ext/arc4random/Makefile

ext/ipcrypt/Makefile

ext/yahttp/Makefile

ext/yahttp/yahttp/Makefile

ext/json11/Makefile

modules/bindbackend/Makefile

modules/geoipbackend/Makefile

modules/gmysqlbackend/Makefile

modules/godbcbackend/Makefile

modules/gpgsqlbackend/Makefile

modules/gsqlite3backend/Makefile

modules/ldapbackend/Makefile

modules/lmdbbackend/Makefile

modules/lua2backend/Makefile

modules/pipebackend/Makefile

modules/remotebackend/Makefile

modules/tinydnsbackend/Makefile

])

AC_OUTPUT

AC_MSG_NOTICE([])

AC_MSG_NOTICE([Configuration summary])

AC_MSG_NOTICE([=====================])

AC_MSG_NOTICE([])

AC_MSG_NOTICE([Configured with: $pdns_configure_args])

AC_MSG_NOTICE([])

AC_MSG_NOTICE([CC: $CC ($CCVERSION)])

AC_MSG_NOTICE([CXX: $CXX ($CXXVERSION)])

AC_MSG_NOTICE([LD: $LD])

AC_MSG_NOTICE([CFLAGS: $CFLAGS])

AC_MSG_NOTICE([CPPFLAGS: $CPPFLAGS])

AC_MSG_NOTICE([CXXFLAGS: $CXXFLAGS])

AC_MSG_NOTICE([LDFLAGS: $LDFLAGS])

AC_MSG_NOTICE([LIBS: $LIBS])

AC_MSG_NOTICE([BOOST_CPPFLAGS: $BOOST_CPPFLAGS])

AC_MSG_NOTICE([])

AC_MSG_NOTICE([Extras enabled])

AC_MSG_NOTICE([--------------])

AS_IF([test "x$enable_tools" = "xyes"],

[AC_MSG_NOTICE([Tools: yes])],

[AC_MSG_NOTICE([Tools: no])]

)

AS_IF([test "x$enable_ixfrdist" = "xyes"],

[AC_MSG_NOTICE([ixfrdist: yes])],

[AC_MSG_NOTICE([ixfrdist: no])]

)

AC_MSG_NOTICE([])

AC_MSG_NOTICE([Server Features enabled])

AC_MSG_NOTICE([-----------------------])

AC_MSG_NOTICE([Built-in modules: $modules])

AC_MSG_NOTICE([Dynamic modules: $dynmodules])

AC_MSG_NOTICE([])

AS_IF([test "x$libcrypto_ecdsa" = "xyes"],

[AC_MSG_NOTICE([OpenSSL ecdsa: yes])],

[AC_MSG_NOTICE([OpenSSL ecdsa: no])]

)

AS_IF([test "x$LIBSODIUM_LIBS" != "x" || test "x$libcrypto_ed25519" = "xyes"],

[AC_MSG_NOTICE([ed25519: yes])],

[AC_MSG_NOTICE([ed25519: no])]

)

AS_IF([test "x$libcrypto_ed448" = "xyes"],

[AC_MSG_NOTICE([ed448: yes])],

[AC_MSG_NOTICE([ed448: no])]

)

AS_IF([test "x$needsqlite3" != "x"],

[AC_MSG_NOTICE([SQLite3: yes])],

[AC_MSG_NOTICE([SQLite3: no])]

)

AS_IF([test "x$LUAPC" != "x"],

[AC_MSG_NOTICE([Lua: $LUAPC])],

[AS_IF([test "x$LUAJITPC" != "x"],

[AC_MSG_NOTICE([LuaJit: $LUAJITPC])],

[AC_MSG_NOTICE([Lua/LuaJit: no])])

])

AS_IF([test "x$enable_experimental_pkcs11" = "xyes"],

[AC_MSG_NOTICE([PKCS-11: yes])]

)

AS_IF([test "x$enable_experimental_gss_tsig" = "xyes"],

[AC_MSG_NOTICE([GSS-TSIG: yes])]

)

AS_IF([test "x$enable_lua_records" = "xyes"],

[AC_MSG_NOTICE([LUA records: yes])]

)

AS_IF([test "x$systemd" != "xn"],

[AC_MSG_NOTICE([systemd: yes])],

[AC_MSG_NOTICE([systemd: no])]

)

AS_IF([test "x$enable_remotebackend_zeromq" != "xno"],

[AC_MSG_NOTICE([ZeroMQ connector for remotebackend: yes])]

)

AS_IF([test -n "$GEOIP_LIBS"],

[AC_MSG_NOTICE([libgeoip for geoipbackend: yes])]

)

AS_IF([test -n "$MMDB_LIBS"],

[AC_MSG_NOTICE([libmaxminddb for geoipbackend: yes])]

)

AC_MSG_NOTICE([])