2 # Process this file with autoconf to produce a configure script.
4 sinclude(acx_nlnetlabs.m4)
5 sinclude(ax_pthread.m4)
6 sinclude(acx_python.m4)
7 sinclude(ac_pkg_swig.m4)
8 sinclude(dnstap/dnstap.m4)
10 # must be numbers. ac_defun because of later processing
11 m4_define([VERSION_MAJOR],[1])
12 m4_define([VERSION_MINOR],[5])
13 m4_define([VERSION_MICRO],[10])
14 AC_INIT(unbound, m4_defn([VERSION_MAJOR]).m4_defn([VERSION_MINOR]).m4_defn([VERSION_MICRO]), unbound-bugs@nlnetlabs.nl, unbound)
15 AC_SUBST(UNBOUND_VERSION_MAJOR, [VERSION_MAJOR])
16 AC_SUBST(UNBOUND_VERSION_MINOR, [VERSION_MINOR])
17 AC_SUBST(UNBOUND_VERSION_MICRO, [VERSION_MICRO])
29 # 1.3.0 had 1:0:0 # ub_cancel and -export-symbols.
34 # 1.4.0-snapshots had 1:5:0
35 # 1.4.0 had 1:5:0 (not 2:0:0) # ub_result.why_bogus
49 # and 1.4.13p1 and 1.4.13.p2
51 # 1.4.15 had 3:0:1 # adds ub_version()
56 # 1.4.20 had 4:0:2 # adds libunbound.ttl # but shipped 3:5:1
59 # 1.5.0 had 5:3:3 # adds ub_ctx_add_ta_autr
67 # 1.5.8 had 6:0:4 # adds ub_ctx_set_stub
71 # Current -- the number of the binary API that we're implementing
72 # Revision -- which iteration of the implementation of the binary
73 # API are we supplying?
74 # Age -- How many previous binary API versions do we also
77 # If we release a new version that does not change the binary API,
80 # If we release a new version that changes the binary API, but does
81 # not break programs compiled against the old binary API, increment
82 # Current and Age. Set Revision to 0, since this is the first
83 # implementation of the new API.
85 # Otherwise, we're changing the binary API and breaking bakward
86 # compatibility with old binaries. Increment Current. Set Age to 0,
87 # since we're backward compatible with no previous APIs. Set Revision
89 AC_SUBST(LIBUNBOUND_CURRENT)
90 AC_SUBST(LIBUNBOUND_REVISION)
91 AC_SUBST(LIBUNBOUND_AGE)
95 if test "$ac_cv_header_minix_config_h" = "yes"; then
96 AC_DEFINE(_NETBSD_SOURCE,1, [Enable for compile on Minix])
100 dnl By default set prefix to /usr/local
109 if uname -s 2>&1 | grep MINGW32 >/dev/null; then on_mingw="yes"
111 if echo $host $target | grep mingw32 >/dev/null; then on_mingw="yes"
112 else on_mingw="no"; fi
116 # Determine configuration file
117 # the eval is to evaluate shell expansion twice
118 if test $on_mingw = "no"; then
119 ub_conf_file=`eval echo "${sysconfdir}/unbound/unbound.conf"`
121 ub_conf_file="C:\\Program Files (x86)\\Unbound\\service.conf"
123 AC_ARG_WITH([conf_file],
124 AC_HELP_STRING([--with-conf-file=path],
125 [Pathname to the Unbound configuration file]),
126 [ub_conf_file="$withval"])
127 AC_SUBST(ub_conf_file)
128 ACX_ESCAPE_BACKSLASH($ub_conf_file, hdr_config)
129 AC_DEFINE_UNQUOTED(CONFIGFILE, ["$hdr_config"], [Pathname to the Unbound configuration file])
130 ub_conf_dir=`AS_DIRNAME(["$ub_conf_file"])`
131 AC_SUBST(ub_conf_dir)
133 # Determine run, chroot directory and pidfile locations
135 AC_HELP_STRING([--with-run-dir=path],
136 [set default directory to chdir to (by default dir part of cfg file)]),
137 UNBOUND_RUN_DIR="$withval",
138 if test $on_mingw = no; then
139 UNBOUND_RUN_DIR=`dirname "$ub_conf_file"`
144 AC_SUBST(UNBOUND_RUN_DIR)
145 ACX_ESCAPE_BACKSLASH($UNBOUND_RUN_DIR, hdr_run)
146 AC_DEFINE_UNQUOTED(RUN_DIR, ["$hdr_run"], [Directory to chdir to])
148 AC_ARG_WITH(chroot-dir,
149 AC_HELP_STRING([--with-chroot-dir=path],
150 [set default directory to chroot to (by default same as run-dir)]),
151 UNBOUND_CHROOT_DIR="$withval",
152 if test $on_mingw = no; then
153 UNBOUND_CHROOT_DIR="$UNBOUND_RUN_DIR"
155 UNBOUND_CHROOT_DIR=""
158 AC_SUBST(UNBOUND_CHROOT_DIR)
159 ACX_ESCAPE_BACKSLASH($UNBOUND_CHROOT_DIR, hdr_chroot)
160 AC_DEFINE_UNQUOTED(CHROOT_DIR, ["$hdr_chroot"], [Directory to chroot to])
162 AC_ARG_WITH(share-dir,
163 AC_HELP_STRING([--with-share-dir=path],
164 [set default directory with shared data (by default same as share/unbound)]),
165 UNBOUND_SHARE_DIR="$withval",
166 UNBOUND_SHARE_DIR="$UNBOUND_RUN_DIR")
167 AC_SUBST(UNBOUND_SHARE_DIR)
168 AC_DEFINE_UNQUOTED(SHARE_DIR, ["$UNBOUND_SHARE_DIR"], [Shared data])
171 AC_HELP_STRING([--with-pidfile=filename],
172 [set default pathname to unbound pidfile (default run-dir/unbound.pid)]),
173 UNBOUND_PIDFILE="$withval",
174 if test $on_mingw = no; then
175 UNBOUND_PIDFILE="$UNBOUND_RUN_DIR/unbound.pid"
180 AC_SUBST(UNBOUND_PIDFILE)
181 ACX_ESCAPE_BACKSLASH($UNBOUND_PIDFILE, hdr_pid)
182 AC_DEFINE_UNQUOTED(PIDFILE, ["$hdr_pid"], [default pidfile location])
184 AC_ARG_WITH(rootkey-file,
185 AC_HELP_STRING([--with-rootkey-file=filename],
186 [set default pathname to root key file (default run-dir/root.key). This file is read and written.]),
187 UNBOUND_ROOTKEY_FILE="$withval",
188 if test $on_mingw = no; then
189 UNBOUND_ROOTKEY_FILE="$UNBOUND_RUN_DIR/root.key"
191 UNBOUND_ROOTKEY_FILE="C:\\Program Files (x86)\\Unbound\\root.key"
194 AC_SUBST(UNBOUND_ROOTKEY_FILE)
195 ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTKEY_FILE, hdr_rkey)
196 AC_DEFINE_UNQUOTED(ROOT_ANCHOR_FILE, ["$hdr_rkey"], [default rootkey location])
198 AC_ARG_WITH(rootcert-file,
199 AC_HELP_STRING([--with-rootcert-file=filename],
200 [set default pathname to root update certificate file (default run-dir/icannbundle.pem). This file need not exist if you are content with the builtin.]),
201 UNBOUND_ROOTCERT_FILE="$withval",
202 if test $on_mingw = no; then
203 UNBOUND_ROOTCERT_FILE="$UNBOUND_RUN_DIR/icannbundle.pem"
205 UNBOUND_ROOTCERT_FILE="C:\\Program Files (x86)\\Unbound\\icannbundle.pem"
208 AC_SUBST(UNBOUND_ROOTCERT_FILE)
209 ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTCERT_FILE, hdr_rpem)
210 AC_DEFINE_UNQUOTED(ROOT_CERT_FILE, ["$hdr_rpem"], [default rootcert location])
212 AC_ARG_WITH(username,
213 AC_HELP_STRING([--with-username=user],
214 [set default user that unbound changes to (default user is unbound)]),
215 UNBOUND_USERNAME="$withval",
216 UNBOUND_USERNAME="unbound")
217 AC_SUBST(UNBOUND_USERNAME)
218 AC_DEFINE_UNQUOTED(UB_USERNAME, ["$UNBOUND_USERNAME"], [default username])
220 AC_DEFINE(WINVER, 0x0502, [the version of the windows API enabled])
221 ACX_RSRC_VERSION(wnvs)
222 AC_DEFINE_UNQUOTED(RSRC_PACKAGE_VERSION, [$wnvs], [version number for resource files])
224 # Checks for typedefs, structures, and compiler characteristics.
227 # allow user to override the -g -O2 flags.
228 if test "x$CFLAGS" = "x" ; then
229 ACX_CHECK_COMPILER_FLAG(g, [CFLAGS="$CFLAGS -g"])
230 ACX_CHECK_COMPILER_FLAG(O2, [CFLAGS="$CFLAGS -O2"])
234 ACX_DETERMINE_EXT_FLAGS_UNBOUND
236 # debug mode flags warnings
237 AC_ARG_ENABLE(checking, AC_HELP_STRING([--enable-checking], [Enable warnings, asserts, makefile-dependencies]))
238 AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug], [same as enable-checking]))
239 if test "$enable_debug" = "yes"; then debug_enabled="$enable_debug";
240 else debug_enabled="$enable_checking"; fi
241 AC_SUBST(debug_enabled)
242 case "$debug_enabled" in
244 ACX_CHECK_COMPILER_FLAG(W, [CFLAGS="$CFLAGS -W"])
245 ACX_CHECK_COMPILER_FLAG(Wall, [CFLAGS="$CFLAGS -Wall"])
246 ACX_CHECK_COMPILER_FLAG(Wextra, [CFLAGS="$CFLAGS -Wextra"])
247 ACX_CHECK_COMPILER_FLAG(Wdeclaration-after-statement, [CFLAGS="$CFLAGS -Wdeclaration-after-statement"])
248 AC_DEFINE([UNBOUND_DEBUG], [], [define this to enable debug checks.])
259 ACX_CHECK_FORMAT_ATTRIBUTE
260 ACX_CHECK_UNUSED_ATTRIBUTE
262 AC_DEFUN([CHECK_WEAK_ATTRIBUTE],
263 [AC_REQUIRE([AC_PROG_CC])
264 AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "weak" attribute)
265 AC_CACHE_VAL(ac_cv_c_weak_attribute,
266 [ac_cv_c_weak_attribute=no
269 __attribute__((weak)) void f(int x) { printf("%d", x); }
273 [ac_cv_c_weak_attribute="yes"],
274 [ac_cv_c_weak_attribute="no"])
277 AC_MSG_RESULT($ac_cv_c_weak_attribute)
278 if test $ac_cv_c_weak_attribute = yes; then
279 AC_DEFINE(HAVE_ATTR_WEAK, 1, [Whether the C compiler accepts the "weak" attribute])
281 ])dnl End of CHECK_WEAK_ATTRIBUTE
285 if test "$srcdir" != "."; then
286 CPPFLAGS="$CPPFLAGS -I$srcdir"
289 AC_DEFUN([ACX_YYLEX_DESTROY], [
290 AC_MSG_CHECKING([for yylex_destroy])
291 if echo %% | $LEX -t 2>&1 | grep yylex_destroy >/dev/null 2>&1; then
292 AC_DEFINE(LEX_HAS_YYLEX_DESTROY, 1, [if lex has yylex_destroy])
294 else AC_MSG_RESULT(no); fi
300 AC_CHECK_PROG(doxygen, doxygen, doxygen)
301 AC_CHECK_TOOL(STRIP, strip)
304 # Checks for header files.
305 AC_CHECK_HEADERS([stdarg.h stdbool.h netinet/in.h netinet/tcp.h sys/param.h sys/socket.h sys/un.h sys/uio.h sys/resource.h arpa/inet.h syslog.h netdb.h sys/wait.h pwd.h glob.h grp.h login_cap.h winsock2.h ws2tcpip.h endian.h],,, [AC_INCLUDES_DEFAULT])
308 # Using own tests for int64* because autoconf builtin only give 32bit.
309 AC_CHECK_TYPE(int8_t, signed char)
310 AC_CHECK_TYPE(int16_t, short)
311 AC_CHECK_TYPE(int32_t, int)
312 AC_CHECK_TYPE(int64_t, long long)
313 AC_CHECK_TYPE(uint8_t, unsigned char)
314 AC_CHECK_TYPE(uint16_t, unsigned short)
315 AC_CHECK_TYPE(uint32_t, unsigned int)
316 AC_CHECK_TYPE(uint64_t, unsigned long long)
318 AC_CHECK_TYPE(ssize_t, int)
327 ACX_CHECK_MEMCMP_SIGNED
329 AC_CHECK_SIZEOF(time_t,,[
331 #ifdef TIME_WITH_SYS_TIME
332 # include <sys/time.h>
335 # ifdef HAVE_SYS_TIME_H
336 # include <sys/time.h>
343 # add option to disable the evil rpath
345 AC_SUBST(RUNTIME_PATH)
347 # check to see if libraries are needed for these functions.
348 AC_SEARCH_LIBS([inet_pton], [nsl])
349 AC_SEARCH_LIBS([socket], [socket])
351 # check wether strptime also works
352 AC_DEFUN([AC_CHECK_STRPTIME_WORKS],
353 [AC_REQUIRE([AC_PROG_CC])
354 AC_MSG_CHECKING(whether strptime works)
355 if test c${cross_compiling} = cno; then
356 AC_RUN_IFELSE([AC_LANG_SOURCE([[
357 #define _XOPEN_SOURCE 600
359 int main(void) { struct tm tm; char *res;
360 res = strptime("2010-07-15T00:00:00+00:00", "%t%Y%t-%t%m%t-%t%d%tT%t%H%t:%t%M%t:%t%S%t", &tm);
362 res = strptime("20070207111842", "%Y%m%d%H%M%S", &tm);
363 if (!res) return 1; return 0; }
364 ]])] , [eval "ac_cv_c_strptime_works=yes"], [eval "ac_cv_c_strptime_works=no"])
366 eval "ac_cv_c_strptime_works=maybe"
368 AC_MSG_RESULT($ac_cv_c_strptime_works)
369 if test $ac_cv_c_strptime_works = no; then
372 AC_DEFINE_UNQUOTED([STRPTIME_WORKS], 1, [use default strptime.])
376 # check some functions of the OS before linking libs (while still runnable).
382 ACX_CHECK_NONBLOCKING_BROKEN
384 AC_CHECK_FUNCS([strptime],[AC_CHECK_STRPTIME_WORKS],[AC_LIBOBJ([strptime])])
386 # set memory allocation checking if requested
387 AC_ARG_ENABLE(alloc-checks, AC_HELP_STRING([--enable-alloc-checks],
388 [ enable to memory allocation statistics, for debug purposes ]),
390 AC_ARG_ENABLE(alloc-lite, AC_HELP_STRING([--enable-alloc-lite],
391 [ enable for lightweight alloc assertions, for debug purposes ]),
393 AC_ARG_ENABLE(alloc-nonregional, AC_HELP_STRING([--enable-alloc-nonregional],
394 [ enable nonregional allocs, slow but exposes regional allocations to other memory purifiers, for debug purposes ]),
396 if test x_$enable_alloc_nonregional = x_yes; then
397 AC_DEFINE(UNBOUND_ALLOC_NONREGIONAL, 1, [use malloc not regions, for debug use])
399 if test x_$enable_alloc_checks = x_yes; then
400 AC_DEFINE(UNBOUND_ALLOC_STATS, 1, [use statistics for allocs and frees, for debug use])
402 if test x_$enable_alloc_lite = x_yes; then
403 AC_DEFINE(UNBOUND_ALLOC_LITE, 1, [use to enable lightweight alloc assertions, for debug use])
405 ACX_FUNC_MALLOC([unbound])
409 # check windows threads (we use them, not pthreads, on windows).
410 if test "$on_mingw" = "yes"; then
411 # check windows threads
412 AC_CHECK_HEADERS([windows.h],,, [AC_INCLUDES_DEFAULT])
413 AC_MSG_CHECKING([for CreateThread])
414 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
415 #ifdef HAVE_WINDOWS_H
419 HANDLE t = CreateThread(NULL, 0, NULL, NULL, 0, NULL);
422 AC_DEFINE(HAVE_WINDOWS_THREADS, 1, [Using Windows threads])
428 # not on mingw, check thread libraries.
430 # check for thread library.
431 # check this first, so that the pthread lib does not get linked in via
432 # libssl or libpython, and thus distorts the tests, and we end up using
433 # the non-threadsafe C libraries.
434 AC_ARG_WITH(pthreads, AC_HELP_STRING([--with-pthreads],
435 [use pthreads library, or --without-pthreads to disable threading support.]),
436 [ ],[ withval="yes" ])
438 if test x_$withval != x_no; then
440 AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.])
441 LIBS="$PTHREAD_LIBS $LIBS"
442 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
445 AC_CHECK_TYPES([pthread_spinlock_t, pthread_rwlock_t],,,[#include <pthread.h>])
447 if echo "$CFLAGS" | $GREP -e "-pthread" >/dev/null; then
448 AC_MSG_CHECKING([if -pthread unused during linking])
449 # catch clang warning 'argument unused during compilation'
450 AC_LANG_CONFTEST([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT
452 int main(void) {return 0;}
456 echo "$CC $CFLAGS -c conftest.c -o conftest.o" >&AS_MESSAGE_LOG_FD
457 $CC $CFLAGS -c conftest.c -o conftest.o 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD
460 echo "$CC $CFLAGS -Werror $LDFLAGS $LIBS -o conftest contest.o" >&AS_MESSAGE_LOG_FD
461 $CC $CFLAGS -Werror $LDFLAGS $LIBS -o conftest conftest.o 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD
462 if test $? -ne 0; then
464 CFLAGS=`echo "$CFLAGS" | sed -e 's/-pthread//'`
465 PTHREAD_CFLAGS_ONLY="-pthread"
466 AC_SUBST(PTHREAD_CFLAGS_ONLY)
472 fi # endif cc successful
473 rm -f conftest conftest.c conftest.o
474 fi # endif -pthread in CFLAGS
479 # check solaris thread library
480 AC_ARG_WITH(solaris-threads, AC_HELP_STRING([--with-solaris-threads],
481 [use solaris native thread library.]), [ ],[ withval="no" ])
482 ub_have_sol_threads=no
483 if test x_$withval != x_no; then
484 if test x_$ub_have_pthreads != x_no; then
485 AC_WARN([Have pthreads already, ignoring --with-solaris-threads])
487 AC_SEARCH_LIBS(thr_create, [thread],
489 AC_DEFINE(HAVE_SOLARIS_THREADS, 1, [Using Solaris threads])
491 ACX_CHECK_COMPILER_FLAG(mt, [CFLAGS="$CFLAGS -mt"],
492 [CFLAGS="$CFLAGS -D_REENTRANT"])
493 ub_have_sol_threads=yes
495 AC_ERROR([no solaris threads found.])
500 fi # end of non-mingw check of thread libraries
502 # Check for PyUnbound
503 AC_ARG_WITH(pyunbound,
504 AC_HELP_STRING([--with-pyunbound],
505 [build PyUnbound, or --without-pyunbound to skip it. (default=no)]),
506 [], [ withval="no" ])
510 if test x_$withval != x_no; then
511 ub_with_pyunbound=yes
515 # Check for Python module
516 AC_ARG_WITH(pythonmodule,
517 AC_HELP_STRING([--with-pythonmodule],
518 [build Python module, or --without-pythonmodule to disable script engine. (default=no)]),
519 [], [ withval="no" ])
522 if test x_$withval != x_no; then
523 ub_with_pythonmod=yes
527 # Check for Python & SWIG only on PyUnbound or PyModule
528 if test x_$ub_test_python != x_no; then
532 ac_save_LIBS="$LIBS" dnl otherwise AC_PYTHON_DEVEL thrashes $LIBS
534 if test ! -z "$PYTHON_VERSION"; then
535 if test `$PYTHON -c "print('$PYTHON_VERSION' >= '2.4.0')"` = "False"; then
536 AC_ERROR([Python version >= 2.4.0 is required])
539 [PY_MAJOR_VERSION="`$PYTHON -c \"import sys; print(sys.version_info[0])\"`"]
540 AC_SUBST(PY_MAJOR_VERSION)
542 AC_DEFINE(HAVE_PYTHON,1,[Define if you have Python libraries and header files.])
543 LIBS="$PYTHON_LDFLAGS $LIBS"
544 CPPFLAGS="$CPPFLAGS $PYTHON_CPPFLAGS"
550 AC_MSG_CHECKING(SWIG)
551 if test ! -x "$SWIG"; then
552 AC_ERROR([failed to find swig tool, install it, or do not build Python module and PyUnbound])
554 AC_DEFINE(HAVE_SWIG, 1, [Define if you have Swig libraries and header files.])
555 AC_SUBST(swig, "$SWIG")
556 AC_MSG_RESULT(present)
558 # If have Python & SWIG
560 if test x_$ub_with_pythonmod != x_no; then
561 AC_DEFINE(WITH_PYTHONMODULE, 1, [Define if you want Python module.])
562 WITH_PYTHONMODULE=yes
563 AC_SUBST(WITH_PYTHONMODULE)
564 PYTHONMOD_OBJ="pythonmod.lo pythonmod_utils.lo"
565 AC_SUBST(PYTHONMOD_OBJ)
566 PYTHONMOD_HEADER='$(srcdir)/pythonmod/pythonmod.h'
567 AC_SUBST(PYTHONMOD_HEADER)
568 PYTHONMOD_INSTALL=pythonmod-install
569 AC_SUBST(PYTHONMOD_INSTALL)
570 PYTHONMOD_UNINSTALL=pythonmod-uninstall
571 AC_SUBST(PYTHONMOD_UNINSTALL)
575 if test x_$ub_with_pyunbound != x_no; then
576 AC_DEFINE(WITH_PYUNBOUND, 1, [Define if you want PyUnbound.])
578 AC_SUBST(WITH_PYUNBOUND)
579 PYUNBOUND_OBJ="libunbound_wrap.lo"
580 AC_SUBST(PYUNBOUND_OBJ)
581 PYUNBOUND_TARGET="_unbound.la"
582 AC_SUBST(PYUNBOUND_TARGET)
583 PYUNBOUND_INSTALL=pyunbound-install
584 AC_SUBST(PYUNBOUND_INSTALL)
585 PYUNBOUND_UNINSTALL=pyunbound-uninstall
586 AC_SUBST(PYUNBOUND_UNINSTALL)
590 AC_MSG_RESULT([*** Python libraries not found, won't build PythonMod or PyUnbound ***])
596 if test "`uname`" = "NetBSD"; then
597 NETBSD_LINTFLAGS='"-D__RENAME(x)=" -D_NETINET_IN_H_'
598 AC_SUBST(NETBSD_LINTFLAGS)
600 CONFIG_DATE=`date +%Y%m%d`
601 AC_SUBST(CONFIG_DATE)
603 # Checks for libraries.
607 AC_ARG_WITH([nss], AC_HELP_STRING([--with-nss=path],
608 [use libnss instead of openssl, installed at path.]),
611 AC_DEFINE(HAVE_NSS, 1, [Use libnss for crypto])
612 if test "$withval" != "" -a "$withval" != "yes"; then
613 CPPFLAGS="$CPPFLAGS -I$withval/include/nss3"
614 LDFLAGS="$LDFLAGS -L$withval/lib"
615 ACX_RUNTIME_PATH_ADD([$withval/lib])
616 CPPFLAGS="-I$withval/include/nspr4 $CPPFLAGS"
618 CPPFLAGS="$CPPFLAGS -I/usr/include/nss3"
619 CPPFLAGS="-I/usr/include/nspr4 $CPPFLAGS"
621 LIBS="$LIBS -lnss3 -lnspr4"
628 AC_ARG_WITH([nettle], AC_HELP_STRING([--with-nettle=path],
629 [use libnettle as crypto library, installed at path.]),
632 AC_DEFINE(HAVE_NETTLE, 1, [Use libnettle for crypto])
633 AC_CHECK_HEADERS([nettle/dsa-compat.h],,, [AC_INCLUDES_DEFAULT])
634 if test "$withval" != "" -a "$withval" != "yes"; then
635 CPPFLAGS="$CPPFLAGS -I$withval/include/nettle"
636 LDFLAGS="$LDFLAGS -L$withval/lib"
637 ACX_RUNTIME_PATH_ADD([$withval/lib])
639 CPPFLAGS="$CPPFLAGS -I/usr/include/nettle"
641 LIBS="$LIBS -lhogweed -lnettle -lgmp"
647 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then
652 # check if -lcrypt32 is needed because CAPIENG needs that. (on windows)
655 AC_MSG_CHECKING([if libssl needs -lcrypt32])
656 AC_TRY_LINK_FUNC([HMAC_Update], [
662 LIBS="$LIBS -lcrypt32"
665 AC_MSG_CHECKING([for LibreSSL])
666 if grep VERSION_TEXT $ssldir/include/openssl/opensslv.h | grep "LibreSSL" >/dev/null; then
668 AC_DEFINE([HAVE_LIBRESSL], [1], [Define if we have LibreSSL])
669 # libressl provides these compat functions, but they may also be
670 # declared by the OS in libc. See if they have been declared.
671 AC_CHECK_DECLS([strlcpy,strlcat,arc4random,arc4random_uniform,reallocarray])
675 AC_CHECK_HEADERS([openssl/conf.h openssl/engine.h openssl/bn.h openssl/dh.h openssl/dsa.h openssl/rsa.h],,, [AC_INCLUDES_DEFAULT])
676 AC_CHECK_FUNCS([OPENSSL_config EVP_sha1 EVP_sha256 EVP_sha512 FIPS_mode EVP_MD_CTX_new OpenSSL_add_all_digests OPENSSL_init_crypto EVP_cleanup ERR_load_crypto_strings CRYPTO_cleanup_all_ex_data ERR_free_strings RAND_cleanup])
678 # these check_funcs need -lssl
681 AC_CHECK_FUNCS([OPENSSL_init_ssl])
684 AC_CHECK_DECLS([SSL_COMP_get_compression_methods,sk_SSL_COMP_pop_free,SSL_CTX_set_ecdh_auto], [], [], [
686 #ifdef HAVE_OPENSSL_ERR_H
687 #include <openssl/err.h>
690 #ifdef HAVE_OPENSSL_RAND_H
691 #include <openssl/rand.h>
694 #ifdef HAVE_OPENSSL_CONF_H
695 #include <openssl/conf.h>
698 #ifdef HAVE_OPENSSL_ENGINE_H
699 #include <openssl/engine.h>
701 #include <openssl/ssl.h>
702 #include <openssl/evp.h>
708 AC_ARG_ENABLE(sha2, AC_HELP_STRING([--disable-sha2], [Disable SHA256 and SHA512 RRSIG support]))
709 case "$enable_sha2" in
713 AC_DEFINE([USE_SHA2], [1], [Define this to enable SHA256 and SHA512 support.])
717 # check wether gost also works
718 AC_DEFUN([AC_CHECK_GOST_WORKS],
719 [AC_REQUIRE([AC_PROG_CC])
720 AC_MSG_CHECKING([if GOST works])
721 if test c${cross_compiling} = cno; then
723 if test -n "$ssldir"; then
724 CFLAGS="$CFLAGS -Wl,-rpath,$ssldir/lib"
726 AC_RUN_IFELSE([AC_LANG_SOURCE([[
728 #include <openssl/ssl.h>
729 #include <openssl/evp.h>
730 #include <openssl/engine.h>
731 #include <openssl/conf.h>
732 /* routine to load gost (from sldns) */
733 int load_gost_id(void)
735 static int gost_id = 0;
736 const EVP_PKEY_ASN1_METHOD* meth;
739 if(gost_id) return gost_id;
741 /* see if configuration loaded gost implementation from other engine*/
742 meth = EVP_PKEY_asn1_find_str(NULL, "gost2001", -1);
744 EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth);
748 /* see if engine can be loaded already */
749 e = ENGINE_by_id("gost");
751 /* load it ourself, in case statically linked */
752 ENGINE_load_builtin_engines();
753 ENGINE_load_dynamic();
754 e = ENGINE_by_id("gost");
757 /* no gost engine in openssl */
760 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL)) {
766 meth = EVP_PKEY_asn1_find_str(&e, "gost2001", -1);
773 EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth);
779 unsigned char digest[64]; /* its a 256-bit digest, so uses 32 bytes */
780 const char* str = "Hello world";
781 const unsigned char check[] = {
782 0x40 , 0xed , 0xf8 , 0x56 , 0x5a , 0xc5 , 0x36 , 0xe1 ,
783 0x33 , 0x7c , 0x7e , 0x87 , 0x62 , 0x1c , 0x42 , 0xe0 ,
784 0x17 , 0x1b , 0x5e , 0xce , 0xa8 , 0x46 , 0x65 , 0x4d ,
785 0x8d , 0x3e , 0x22 , 0x9b , 0xe1 , 0x30 , 0x19 , 0x9d
787 OPENSSL_config(NULL);
788 (void)load_gost_id();
789 md = EVP_get_digestbyname("md_gost94");
791 memset(digest, 0, sizeof(digest));
792 ctx = EVP_MD_CTX_create();
794 if(!EVP_DigestInit_ex(ctx, md, NULL)) return 3;
795 if(!EVP_DigestUpdate(ctx, str, 10)) return 4;
796 if(!EVP_DigestFinal_ex(ctx, digest, NULL)) return 5;
797 /* uncomment to see the hash calculated.
800 printf(" %2.2x", (int)digest[i]);
803 if(memcmp(digest, check, sizeof(check)) != 0)
807 ]])] , [eval "ac_cv_c_gost_works=yes"], [eval "ac_cv_c_gost_works=no"])
810 eval "ac_cv_c_gost_works=maybe"
812 AC_MSG_RESULT($ac_cv_c_gost_works)
815 AC_ARG_ENABLE(gost, AC_HELP_STRING([--disable-gost], [Disable GOST support]))
817 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then
818 case "$enable_gost" in
822 AC_CHECK_FUNC(EVP_PKEY_set_type_str, [:],[AC_MSG_ERROR([OpenSSL 1.0.0 is needed for GOST support])])
823 AC_CHECK_FUNC(EC_KEY_new, [], [AC_MSG_ERROR([OpenSSL does not support ECC, needed for GOST support])])
825 if test "$ac_cv_c_gost_works" != no; then
827 AC_DEFINE([USE_GOST], [1], [Define this to enable GOST support.])
831 fi dnl !USE_NSS && !USE_NETTLE
833 AC_ARG_ENABLE(ecdsa, AC_HELP_STRING([--disable-ecdsa], [Disable ECDSA support]))
835 case "$enable_ecdsa" in
839 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then
840 AC_CHECK_FUNC(ECDSA_sign, [], [AC_MSG_ERROR([OpenSSL does not support ECDSA: please upgrade or rerun with --disable-ecdsa])])
841 AC_CHECK_FUNC(SHA384_Init, [], [AC_MSG_ERROR([OpenSSL does not support SHA384: please upgrade or rerun with --disable-ecdsa])])
842 AC_CHECK_DECLS([NID_X9_62_prime256v1, NID_secp384r1], [], [AC_MSG_ERROR([OpenSSL does not support the ECDSA curves: please upgrade or rerun with --disable-ecdsa])], [AC_INCLUDES_DEFAULT
843 #include <openssl/evp.h>
845 # see if OPENSSL 1.0.0 or later (has EVP MD and Verify independency)
846 AC_MSG_CHECKING([if openssl supports SHA2 and ECDSA with EVP])
847 if grep OPENSSL_VERSION_TEXT $ssldir/include/openssl/opensslv.h | grep "OpenSSL" >/dev/null; then
848 if grep OPENSSL_VERSION_NUMBER $ssldir/include/openssl/opensslv.h | grep 0x0 >/dev/null; then
850 AC_DEFINE_UNQUOTED([USE_ECDSA_EVP_WORKAROUND], [1], [Define this to enable an EVP workaround for older openssl])
855 # not OpenSSL, thus likely LibreSSL, which supports it
859 # we now know we have ECDSA and the required curves.
860 AC_DEFINE_UNQUOTED([USE_ECDSA], [1], [Define this to enable ECDSA support.])
865 AC_ARG_ENABLE(dsa, AC_HELP_STRING([--disable-dsa], [Disable DSA support]))
867 case "$enable_ecdsa" in
871 # detect if DSA is supported, and turn it off if not.
872 AC_CHECK_FUNC(EVP_dss1, [
873 AC_DEFINE_UNQUOTED([USE_DSA], [1], [Define this to enable DSA support.])
874 ], [if test "x$enable_dsa" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support DSA and you used --enable-dsa.])
880 AC_ARG_ENABLE(event-api, AC_HELP_STRING([--enable-event-api], [Enable (experimental) pluggable event base libunbound API installed to unbound-event.h]))
881 case "$enable_event_api" in
883 AC_SUBST(UNBOUND_EVENT_INSTALL, [unbound-event-install])
884 AC_SUBST(UNBOUND_EVENT_UNINSTALL, [unbound-event-uninstall])
890 AC_ARG_ENABLE(tfo-client, AC_HELP_STRING([--enable-tfo-client], [Enable TCP Fast Open for client mode]))
891 case "$enable_tfo_client" in
894 Linux) AC_CHECK_DECL([MSG_FASTOPEN], [AC_MSG_WARN([Check the platform specific TFO kernel parameters are correctly configured to support client mode TFO])],
895 [AC_MSG_ERROR([TCP Fast Open is not available for client mode: please rerun without --enable-tfo-client])],
897 #include <netinet/tcp.h>
899 AC_DEFINE_UNQUOTED([USE_MSG_FASTOPEN], [1], [Define this to enable client TCP Fast Open.])
901 Darwin) AC_CHECK_DECL([CONNECT_RESUME_ON_READ_WRITE], [AC_MSG_WARN([Check the platform specific TFO kernel parameters are correctly configured to support client mode TFO])],
902 [AC_MSG_ERROR([TCP Fast Open is not available for client mode: please rerun without --enable-tfo-client])],
904 #include <sys/socket.h>
906 AC_DEFINE_UNQUOTED([USE_OSX_MSG_FASTOPEN], [1], [Define this to enable client TCP Fast Open.])
914 AC_ARG_ENABLE(tfo-server, AC_HELP_STRING([--enable-tfo-server], [Enable TCP Fast Open for server mode]))
915 case "$enable_tfo_server" in
917 AC_CHECK_DECL([TCP_FASTOPEN], [AC_MSG_WARN([Check the platform specific TFO kernel parameters are correctly configured to support server mode TFO])], [AC_MSG_ERROR([TCP Fast Open is not available for server mode: please rerun without --enable-tfo-server])], [AC_INCLUDES_DEFAULT
918 #include <netinet/tcp.h>
920 AC_DEFINE_UNQUOTED([USE_TCP_FASTOPEN], [1], [Define this to enable server TCP Fast Open.])
927 AC_ARG_WITH(libevent, AC_HELP_STRING([--with-libevent=pathname],
928 [use libevent (will check /usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr or you can specify an explicit path). Slower, but allows use of large outgoing port ranges.]),
929 [ ],[ withval="no" ])
930 if test x_$withval = x_yes -o x_$withval != x_no; then
931 AC_MSG_CHECKING(for libevent)
932 if test x_$withval = x_ -o x_$withval = x_yes; then
933 withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr"
935 for dir in $withval; do
937 if test -f "$dir/include/event.h" -o -f "$dir/include/event2/event.h"; then
939 dnl assume /usr is in default path.
940 if test "$thedir" != "/usr"; then
941 CPPFLAGS="$CPPFLAGS -I$thedir/include"
946 if test x_$found_libevent != x_yes; then
947 if test -f "$dir/event.h" -a \( -f "$dir/libevent.la" -o -f "$dir/libev.la" \) ; then
948 # libevent source directory
949 AC_MSG_RESULT(found in $thedir)
950 CPPFLAGS="$CPPFLAGS -I$thedir -I$thedir/include"
952 BAK_LDFLAGS="$LDFLAGS"
953 # remove evdns from linking
954 mkdir build >/dev/null 2>&1
955 mkdir build/libevent >/dev/null 2>&1
956 mkdir build/libevent/.libs >/dev/null 2>&1
957 ev_files_o=`ls $thedir/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o`
958 ev_files_lo=`ls $thedir/*.lo | grep -v evdns\.lo | grep -v bufferevent_openssl\.lo`
959 ev_files_libso=`ls $thedir/.libs/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o`
960 cp $ev_files_o build/libevent
961 cp $ev_files_lo build/libevent
962 cp $ev_files_libso build/libevent/.libs
963 LATE_LDFLAGS="build/libevent/*.lo -lm"
964 LDFLAGS="build/libevent/*.o $LDFLAGS -lm"
966 AC_MSG_ERROR([Cannot find the libevent library in $withval
967 You can restart ./configure --with-libevent=no to use a builtin alternative.
968 Please note that this alternative is not as capable as libevent when using
969 large outgoing port ranges. ])
972 AC_MSG_RESULT(found in $thedir)
973 dnl if event2 exists and no event lib in dir itself, use subdir
974 if test ! -f $thedir/lib/libevent.a -a ! -f $thedir/lib/libevent.so -a -d "$thedir/lib/event2"; then
975 LDFLAGS="$LDFLAGS -L$thedir/lib/event2"
976 ACX_RUNTIME_PATH_ADD([$thedir/lib/event2])
978 dnl assume /usr is in default path, do not add "".
979 if test "$thedir" != "/usr" -a "$thedir" != ""; then
980 LDFLAGS="$LDFLAGS -L$thedir/lib"
981 ACX_RUNTIME_PATH_ADD([$thedir/lib])
985 # check for library used by libevent after 1.3c
986 AC_SEARCH_LIBS([clock_gettime], [rt])
988 # is the event.h header libev or libevent?
989 AC_CHECK_HEADERS([event.h],,, [AC_INCLUDES_DEFAULT])
990 AC_CHECK_DECL(EV_VERSION_MAJOR, [
991 AC_SEARCH_LIBS(event_set, [ev])
993 AC_SEARCH_LIBS(event_set, [event])
994 ],[AC_INCLUDES_DEFAULT
997 AC_CHECK_FUNCS([event_base_free]) # only in libevent 1.2 and later
998 AC_CHECK_FUNCS([event_base_once]) # only in libevent 1.4.1 and later
999 AC_CHECK_FUNCS([event_base_new]) # only in libevent 1.4.1 and later
1000 AC_CHECK_FUNCS([event_base_get_method]) # only in libevent 1.4.3 and later
1001 AC_CHECK_FUNCS([ev_loop]) # only in libev. (tested on 3.51)
1002 AC_CHECK_FUNCS([ev_default_loop]) # only in libev. (tested on 4.00)
1003 if test -n "$BAK_LDFLAGS_SET"; then
1004 LDFLAGS="$BAK_LDFLAGS"
1007 AC_DEFINE(USE_MINI_EVENT, 1, [Define if you want to use internal select based events])
1010 # check for libexpat
1011 AC_ARG_WITH(libexpat, AC_HELP_STRING([--with-libexpat=path],
1012 [specify explicit path for libexpat.]),
1013 [ ],[ withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr" ])
1014 AC_MSG_CHECKING(for libexpat)
1016 for dir in $withval ; do
1017 if test -f "$dir/include/expat.h"; then
1018 found_libexpat="yes"
1019 dnl assume /usr is in default path.
1020 if test "$dir" != "/usr"; then
1021 CPPFLAGS="$CPPFLAGS -I$dir/include"
1022 LDFLAGS="$LDFLAGS -L$dir/lib"
1024 AC_MSG_RESULT(found in $dir)
1028 if test x_$found_libexpat != x_yes; then
1029 AC_ERROR([Could not find libexpat, expat.h])
1031 AC_CHECK_HEADERS([expat.h],,, [AC_INCLUDES_DEFAULT])
1032 AC_CHECK_DECLS([XML_StopParser], [], [], [AC_INCLUDES_DEFAULT
1036 # set static linking if requested
1039 AC_ARG_ENABLE(static-exe, AC_HELP_STRING([--enable-static-exe],
1040 [ enable to compile executables statically against (event) libs, for debug purposes ]),
1042 if test x_$enable_static_exe = x_yes; then
1044 if test "$on_mingw" = yes; then
1045 staticexe="-all-static"
1046 # for static compile, include gdi32 and zlib here.
1047 LIBS="$LIBS -lgdi32 -lz"
1051 # set lock checking if requested
1052 AC_ARG_ENABLE(lock_checks, AC_HELP_STRING([--enable-lock-checks],
1053 [ enable to check lock and unlock calls, for debug purposes ]),
1055 if test x_$enable_lock_checks = x_yes; then
1056 AC_DEFINE(ENABLE_LOCK_CHECKS, 1, [Define if you want to use debug lock checking (slow).])
1057 CHECKLOCK_OBJ="checklocks.lo"
1058 AC_SUBST(CHECKLOCK_OBJ)
1061 ACX_CHECK_GETADDRINFO_WITH_INCLUDES
1062 if test "$USE_WINSOCK" = 1; then
1063 AC_DEFINE(UB_ON_WINDOWS, 1, [Use win32 resources and API])
1064 AC_CHECK_HEADERS([iphlpapi.h],,, [AC_INCLUDES_DEFAULT
1065 #include <windows.h>
1067 AC_CHECK_TOOL(WINDRES, windres)
1068 LIBS="$LIBS -liphlpapi"
1069 WINAPPS="unbound-service-install.exe unbound-service-remove.exe anchor-update.exe"
1071 WIN_DAEMON_SRC="winrc/win_svc.c winrc/w_inst.c"
1072 AC_SUBST(WIN_DAEMON_SRC)
1073 WIN_DAEMON_OBJ="win_svc.lo w_inst.lo"
1074 AC_SUBST(WIN_DAEMON_OBJ)
1075 WIN_DAEMON_OBJ_LINK="rsrc_unbound.o"
1076 AC_SUBST(WIN_DAEMON_OBJ_LINK)
1077 WIN_HOST_OBJ_LINK="rsrc_unbound_host.o"
1078 AC_SUBST(WIN_HOST_OBJ_LINK)
1079 WIN_UBANCHOR_OBJ_LINK="rsrc_unbound_anchor.o log.lo locks.lo"
1080 AC_SUBST(WIN_UBANCHOR_OBJ_LINK)
1081 WIN_CONTROL_OBJ_LINK="rsrc_unbound_control.o"
1082 AC_SUBST(WIN_CONTROL_OBJ_LINK)
1083 WIN_CHECKCONF_OBJ_LINK="rsrc_unbound_checkconf.o"
1084 AC_SUBST(WIN_CHECKCONF_OBJ_LINK)
1086 if test $ac_cv_func_getaddrinfo = no; then
1087 AC_LIBOBJ([fake-rfc2553])
1089 # check after getaddrinfo for its libraries
1090 ACX_FUNC_IOCTLSOCKET
1092 # see if daemon(3) exists, and if it is deprecated.
1093 AC_CHECK_FUNCS([daemon])
1094 if test $ac_cv_func_daemon = yes; then
1095 ACX_FUNC_DEPRECATED([daemon], [(void)daemon(0, 0);], [
1100 AC_CHECK_MEMBERS([struct sockaddr_un.sun_len],,,[
1102 #ifdef HAVE_SYS_UN_H
1106 AC_CHECK_MEMBERS([struct in_pktinfo.ipi_spec_dst],,,[
1108 #if HAVE_SYS_PARAM_H
1109 #include <sys/param.h>
1112 #ifdef HAVE_SYS_SOCKET_H
1113 #include <sys/socket.h>
1116 #ifdef HAVE_SYS_UIO_H
1117 #include <sys/uio.h>
1120 #ifdef HAVE_NETINET_IN_H
1121 #include <netinet/in.h>
1124 #ifdef HAVE_NETINET_TCP_H
1125 #include <netinet/tcp.h>
1128 #ifdef HAVE_ARPA_INET_H
1129 #include <arpa/inet.h>
1132 #ifdef HAVE_WINSOCK2_H
1133 #include <winsock2.h>
1136 #ifdef HAVE_WS2TCPIP_H
1137 #include <ws2tcpip.h>
1140 AC_SEARCH_LIBS([setusercontext], [util])
1141 AC_CHECK_FUNCS([tzset sigprocmask fcntl getpwnam endpwent getrlimit setrlimit setsid chroot kill chown sleep usleep random srandom recvmsg sendmsg writev socketpair glob initgroups strftime localtime_r setusercontext _beginthreadex endservent endprotoent fsync])
1142 AC_CHECK_FUNCS([setresuid],,[AC_CHECK_FUNCS([setreuid])])
1143 AC_CHECK_FUNCS([setresgid],,[AC_CHECK_FUNCS([setregid])])
1145 AC_MSG_CHECKING([for sbrk])
1146 # catch the warning of deprecated sbrk
1147 old_cflags="$CFLAGS"
1148 CFLAGS="$CFLAGS -Werror"
1149 AC_COMPILE_IFELSE([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT
1151 int main(void) { void* cur = sbrk(0); printf("%u\n", (unsigned)(size_t)((char*)cur - (char*)sbrk(0))); return 0; }
1154 AC_DEFINE(HAVE_SBRK, 1, [define if you have the sbrk() call])
1155 ], [AC_MSG_RESULT(no)])
1156 CFLAGS="$old_cflags"
1158 # check if setreuid en setregid fail, on MacOSX10.4(darwin8).
1159 if echo $build_os | grep darwin8 > /dev/null; then
1160 AC_DEFINE(DARWIN_BROKEN_SETREUID, 1, [Define this if on macOSX10.4-darwin8 and setreuid and setregid do not work])
1162 AC_REPLACE_FUNCS(inet_aton)
1163 AC_REPLACE_FUNCS(inet_pton)
1164 AC_REPLACE_FUNCS(inet_ntop)
1165 AC_REPLACE_FUNCS(snprintf)
1166 # test if snprintf return the proper length
1167 if test "x$ac_cv_func_snprintf" = xyes; then
1168 if test c${cross_compiling} = cno; then
1169 AC_MSG_CHECKING([for correct snprintf return value])
1170 AC_RUN_IFELSE([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT
1172 int main(void) { return !(snprintf(NULL, 0, "test") == 4); }
1173 ]])], [AC_MSG_RESULT(yes)], [
1175 AC_DEFINE([SNPRINTF_RET_BROKEN], [], [define if (v)snprintf does not return length needed, (but length used)])
1180 AC_REPLACE_FUNCS(strlcat)
1181 AC_REPLACE_FUNCS(strlcpy)
1182 AC_REPLACE_FUNCS(memmove)
1183 AC_REPLACE_FUNCS(gmtime_r)
1184 AC_REPLACE_FUNCS(isblank)
1185 dnl without CTIME, ARC4-functions and without reallocarray.
1186 LIBOBJ_WITHOUT_CTIMEARC4="$LIBOBJS"
1187 AC_SUBST(LIBOBJ_WITHOUT_CTIMEARC4)
1188 AC_REPLACE_FUNCS(reallocarray)
1189 if test "$USE_NSS" = "no"; then
1190 AC_REPLACE_FUNCS(arc4random)
1191 AC_REPLACE_FUNCS(arc4random_uniform)
1192 if test "$ac_cv_func_arc4random" = "no"; then
1193 AC_LIBOBJ(explicit_bzero)
1194 AC_LIBOBJ(arc4_lock)
1195 AC_CHECK_FUNCS([getentropy],,[
1196 if test "$USE_WINSOCK" = 1; then
1197 AC_LIBOBJ(getentropy_win)
1201 AC_LIBOBJ(getentropy_osx)
1204 AC_LIBOBJ(getentropy_solaris)
1205 AC_CHECK_HEADERS([sys/sha2.h],, [
1206 AC_CHECK_FUNCS([SHA512_Update],,[
1209 ], [AC_INCLUDES_DEFAULT])
1210 if test "$ac_cv_header_sys_sha2_h" = "yes"; then
1211 # this lib needed for sha2 on solaris
1214 AC_SEARCH_LIBS([clock_gettime], [rt])
1217 AC_LIBOBJ(getentropy_linux)
1218 AC_CHECK_FUNCS([SHA512_Update],,[
1219 AC_DEFINE([COMPAT_SHA512], [1], [Do sha512 definitions in config.h])
1222 AC_CHECK_HEADERS([sys/sysctl.h],,, [AC_INCLUDES_DEFAULT])
1223 AC_CHECK_FUNCS([getauxval])
1224 AC_SEARCH_LIBS([clock_gettime], [rt])
1231 LIBOBJ_WITHOUT_CTIME="$LIBOBJS"
1232 AC_SUBST(LIBOBJ_WITHOUT_CTIME)
1233 AC_REPLACE_FUNCS(ctime_r)
1234 AC_REPLACE_FUNCS(strsep)
1236 AC_ARG_ENABLE(allsymbols, AC_HELP_STRING([--enable-allsymbols], [export all symbols from libunbound and link binaries to it, smaller install size but libunbound export table is polluted by internal symbols]))
1237 case "$enable_allsymbols" in
1239 COMMON_OBJ_ALL_SYMBOLS=""
1241 EXTRALINK="-L. -L.libs -lunbound"
1242 AC_DEFINE(EXPORT_ALL_SYMBOLS, 1, [Define this if you enabled-allsymbols from libunbound to link binaries to it for smaller install size, but the libunbound export table is polluted by internal symbols])
1245 COMMON_OBJ_ALL_SYMBOLS='$(COMMON_OBJ)'
1246 UBSYMS='-export-symbols $(srcdir)/libunbound/ubsyms.def'
1250 AC_SUBST(COMMON_OBJ_ALL_SYMBOLS)
1253 if test x_$enable_lock_checks = x_yes; then
1254 UBSYMS="-export-symbols clubsyms.def"
1255 cp ${srcdir}/libunbound/ubsyms.def clubsyms.def
1256 echo lock_protect >> clubsyms.def
1257 echo lock_unprotect >> clubsyms.def
1258 echo lock_get_mem >> clubsyms.def
1259 echo checklock_start >> clubsyms.def
1260 echo checklock_stop >> clubsyms.def
1261 echo checklock_lock >> clubsyms.def
1262 echo checklock_unlock >> clubsyms.def
1263 echo checklock_init >> clubsyms.def
1264 echo checklock_thrcreate >> clubsyms.def
1265 echo checklock_thrjoin >> clubsyms.def
1268 # check for dnstap if requested
1269 dt_DNSTAP([$UNBOUND_RUN_DIR/dnstap.sock],
1271 AC_DEFINE([USE_DNSTAP], [1], [Define to 1 to enable dnstap support])
1272 AC_SUBST([ENABLE_DNSTAP], [1])
1274 AC_SUBST([opt_dnstap_socket_path])
1275 ACX_ESCAPE_BACKSLASH($opt_dnstap_socket_path, hdr_dnstap_socket_path)
1276 AC_DEFINE_UNQUOTED(DNSTAP_SOCKET_PATH,
1277 ["$hdr_dnstap_socket_path"], [default dnstap socket path])
1279 AC_SUBST([DNSTAP_SRC], ["dnstap/dnstap.c dnstap/dnstap.pb-c.c"])
1280 AC_SUBST([DNSTAP_OBJ], ["dnstap.lo dnstap.pb-c.lo"])
1283 AC_SUBST([ENABLE_DNSTAP], [0])
1287 # check for cachedb if requested
1288 AC_ARG_ENABLE(cachedb, AC_HELP_STRING([--enable-cachedb], [enable cachedb module that can use external cache storage]))
1289 case "$enable_cachedb" in
1291 AC_DEFINE([USE_CACHEDB], [1], [Define to 1 to use cachedb support])
1298 AC_MSG_CHECKING([if ${MAKE:-make} supports $< with implicit rule in scope])
1299 # on openBSD, the implicit rule make $< work.
1300 # on Solaris, it does not work ($? is changed sources, $^ lists dependencies).
1302 cat >conftest.make <<EOF
1305 conftest.lo foo.lo bla.lo:
1306 if test -f "\$<"; then touch \$@; fi
1310 if test -f "\$<"; then touch \$@; fi
1312 conftest.lo: conftest.dir/conftest.c
1315 touch conftest.dir/conftest.c
1316 rm -f conftest.lo conftest.c
1317 ${MAKE:-make} -f conftest.make >/dev/null
1318 rm -f conftest.make conftest.c conftest.dir/conftest.c
1320 if test ! -f conftest.lo; then
1322 SOURCEDETERMINE='echo "$^" | awk "-F " "{print \$$1;}" > .source'
1323 SOURCEFILE='`cat .source`'
1330 AC_SUBST(SOURCEDETERMINE)
1331 AC_SUBST(SOURCEFILE)
1333 # see if we want to build the library or everything
1334 ALLTARGET="alltargets"
1335 INSTALLTARGET="install-all"
1336 AC_ARG_WITH(libunbound-only, AC_HELP_STRING([--with-libunbound-only],
1337 [do not build daemon and tool programs]),
1339 if test "$withval" = "yes"; then
1341 INSTALLTARGET="install-lib"
1345 AC_SUBST(INSTALLTARGET)
1348 LDFLAGS="$LATE_LDFLAGS $LDFLAGS"
1350 AC_DEFINE_UNQUOTED([MAXSYSLOGMSGLEN], [10240], [Define to the maximum message length to pass to syslog.])
1353 dnl this must be first AH_CONFIG, to define the flags before any includes.
1354 AHX_CONFIG_EXT_FLAGS
1358 #ifndef UNBOUND_DEBUG
1362 /** Use small-ldns codebase */
1365 # define LDNS_BUILD_CONFIG_HAVE_SSL 1
1378 #ifdef HAVE_STDARG_H
1382 #ifdef HAVE_STDINT_H
1388 #if HAVE_SYS_PARAM_H
1389 #include <sys/param.h>
1392 #ifdef HAVE_SYS_SOCKET_H
1393 #include <sys/socket.h>
1396 #ifdef HAVE_SYS_UIO_H
1397 #include <sys/uio.h>
1400 #ifdef HAVE_NETINET_IN_H
1401 #include <netinet/in.h>
1404 #ifdef HAVE_NETINET_TCP_H
1405 #include <netinet/tcp.h>
1408 #ifdef HAVE_ARPA_INET_H
1409 #include <arpa/inet.h>
1412 #ifdef HAVE_WINSOCK2_H
1413 #include <winsock2.h>
1416 #ifdef HAVE_WS2TCPIP_H
1417 #include <ws2tcpip.h>
1421 #define ARG_LL "%ll"
1423 #define ARG_LL "%I64"
1427 #define AF_LOCAL AF_UNIX
1431 AHX_CONFIG_FORMAT_ATTRIBUTE
1432 AHX_CONFIG_UNUSED_ATTRIBUTE
1434 AHX_CONFIG_MAXHOSTNAMELEN
1435 #if !defined(HAVE_SNPRINTF) || defined(SNPRINTF_RET_BROKEN)
1436 #define snprintf snprintf_unbound
1437 #define vsnprintf vsnprintf_unbound
1439 int snprintf (char *str, size_t count, const char *fmt, ...);
1440 int vsnprintf (char *str, size_t count, const char *fmt, va_list arg);
1441 #endif /* HAVE_SNPRINTF or SNPRINTF_RET_BROKEN */
1442 AHX_CONFIG_INET_PTON(unbound)
1443 AHX_CONFIG_INET_NTOP(unbound)
1444 AHX_CONFIG_INET_ATON(unbound)
1445 AHX_CONFIG_MEMMOVE(unbound)
1446 AHX_CONFIG_STRLCAT(unbound)
1447 AHX_CONFIG_STRLCPY(unbound)
1448 AHX_CONFIG_GMTIME_R(unbound)
1449 AHX_CONFIG_REALLOCARRAY(unbound)
1450 AHX_CONFIG_W32_SLEEP
1451 AHX_CONFIG_W32_USLEEP
1452 AHX_CONFIG_W32_RANDOM
1453 AHX_CONFIG_W32_SRANDOM
1454 AHX_CONFIG_W32_FD_SET_T
1455 AHX_CONFIG_IPV6_MIN_MTU
1456 AHX_MEMCMP_BROKEN(unbound)
1459 #ifndef HAVE_CTIME_R
1460 #define ctime_r unbound_ctime_r
1461 char *ctime_r(const time_t *timep, char *buf);
1465 #define strsep unbound_strsep
1466 char *strsep(char **stringp, const char *delim);
1469 #ifndef HAVE_ISBLANK
1470 #define isblank unbound_isblank
1474 #if !defined(HAVE_STRPTIME) || !defined(STRPTIME_WORKS)
1475 #define strptime unbound_strptime
1477 char *strptime(const char *s, const char *format, struct tm *tm);
1480 #ifdef HAVE_LIBRESSL
1481 # if !HAVE_DECL_STRLCPY
1482 size_t strlcpy(char *dst, const char *src, size_t siz);
1484 # if !HAVE_DECL_STRLCAT
1485 size_t strlcat(char *dst, const char *src, size_t siz);
1487 # if !HAVE_DECL_ARC4RANDOM && defined(HAVE_ARC4RANDOM)
1488 uint32_t arc4random(void);
1490 # if !HAVE_DECL_ARC4RANDOM_UNIFORM && defined(HAVE_ARC4RANDOM_UNIFORM)
1491 uint32_t arc4random_uniform(uint32_t upper_bound);
1493 # if !HAVE_DECL_REALLOCARRAY
1494 void *reallocarray(void *ptr, size_t nmemb, size_t size);
1496 #endif /* HAVE_LIBRESSL */
1497 #ifndef HAVE_ARC4RANDOM
1498 void explicit_bzero(void* buf, size_t len);
1499 int getentropy(void* buf, size_t len);
1500 uint32_t arc4random(void);
1501 void arc4random_buf(void* buf, size_t n);
1502 void _ARC4_LOCK(void);
1503 void _ARC4_UNLOCK(void);
1505 #ifndef HAVE_ARC4RANDOM_UNIFORM
1506 uint32_t arc4random_uniform(uint32_t upper_bound);
1508 #ifdef COMPAT_SHA512
1509 #ifndef SHA512_DIGEST_LENGTH
1510 #define SHA512_BLOCK_LENGTH 128
1511 #define SHA512_DIGEST_LENGTH 64
1512 #define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1)
1513 typedef struct _SHA512_CTX {
1515 uint64_t bitcount[2];
1516 uint8_t buffer[SHA512_BLOCK_LENGTH];
1518 #endif /* SHA512_DIGEST_LENGTH */
1519 void SHA512_Init(SHA512_CTX*);
1520 void SHA512_Update(SHA512_CTX*, void*, size_t);
1521 void SHA512_Final(uint8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*);
1522 unsigned char *SHA512(void* data, unsigned int data_len, unsigned char *digest);
1523 #endif /* COMPAT_SHA512 */
1527 #if defined(HAVE_EVENT_H) && !defined(HAVE_EVENT_BASE_ONCE) && !(defined(HAVE_EV_LOOP) || defined(HAVE_EV_DEFAULT_LOOP)) && (defined(HAVE_PTHREAD) || defined(HAVE_SOLARIS_THREADS))
1528 /* using version of libevent that is not threadsafe. */
1529 # define LIBEVENT_SIGNAL_PROBLEM 1
1532 #ifndef CHECKED_INET6
1533 # define CHECKED_INET6
1537 # define AF_INET6 28
1539 #endif /* CHECKED_INET6 */
1541 #ifndef HAVE_GETADDRINFO
1542 struct sockaddr_storage;
1543 #include "compat/fake-rfc2553.h"
1546 #ifdef UNBOUND_ALLOC_STATS
1547 # define malloc(s) unbound_stat_malloc_log(s, __FILE__, __LINE__, __func__)
1548 # define calloc(n,s) unbound_stat_calloc_log(n, s, __FILE__, __LINE__, __func__)
1549 # define free(p) unbound_stat_free_log(p, __FILE__, __LINE__, __func__)
1550 # define realloc(p,s) unbound_stat_realloc_log(p, s, __FILE__, __LINE__, __func__)
1551 void *unbound_stat_malloc(size_t size);
1552 void *unbound_stat_calloc(size_t nmemb, size_t size);
1553 void unbound_stat_free(void *ptr);
1554 void *unbound_stat_realloc(void *ptr, size_t size);
1555 void *unbound_stat_malloc_log(size_t size, const char* file, int line,
1557 void *unbound_stat_calloc_log(size_t nmemb, size_t size, const char* file,
1558 int line, const char* func);
1559 void unbound_stat_free_log(void *ptr, const char* file, int line,
1561 void *unbound_stat_realloc_log(void *ptr, size_t size, const char* file,
1562 int line, const char* func);
1563 #elif defined(UNBOUND_ALLOC_LITE)
1564 # include "util/alloc.h"
1565 #endif /* UNBOUND_ALLOC_LITE and UNBOUND_ALLOC_STATS */
1567 /** default port for DNS traffic. */
1568 #define UNBOUND_DNS_PORT 53
1569 /** default port for unbound control traffic, registered port with IANA,
1570 ub-dns-control 8953/tcp unbound dns nameserver control */
1571 #define UNBOUND_CONTROL_PORT 8953
1572 /** the version of unbound-control that this software implements */
1573 #define UNBOUND_CONTROL_VERSION 1
1577 dnl if we build from source tree, the man pages need @date@ and @version@
1578 dnl if this is a distro tarball, that was already done by makedist.sh
1579 AC_SUBST(version, [VERSION_MAJOR.VERSION_MINOR.VERSION_MICRO])
1580 AC_SUBST(date, [`date +'%b %e, %Y'`])
1582 AC_CONFIG_FILES([Makefile doc/example.conf doc/libunbound.3 doc/unbound.8 doc/unbound-anchor.8 doc/unbound-checkconf.8 doc/unbound.conf.5 doc/unbound-control.8 doc/unbound-host.1 smallapp/unbound-control-setup.sh dnstap/dnstap_config.h contrib/libunbound.pc])
1583 AC_CONFIG_HEADER([config.h])