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)
9 sinclude(dnscrypt/dnscrypt.m4)
11 # must be numbers. ac_defun because of later processing
12 m4_define([VERSION_MAJOR],[1])
13 m4_define([VERSION_MINOR],[10])
14 m4_define([VERSION_MICRO],[1])
15 AC_INIT(unbound, m4_defn([VERSION_MAJOR]).m4_defn([VERSION_MINOR]).m4_defn([VERSION_MICRO]), unbound-bugs@nlnetlabs.nl or https://github.com/NLnetLabs/unbound/issues, unbound)
16 AC_SUBST(UNBOUND_VERSION_MAJOR, [VERSION_MAJOR])
17 AC_SUBST(UNBOUND_VERSION_MINOR, [VERSION_MINOR])
18 AC_SUBST(UNBOUND_VERSION_MICRO, [VERSION_MICRO])
30 # 1.3.0 had 1:0:0 # ub_cancel and -export-symbols.
35 # 1.4.0-snapshots had 1:5:0
36 # 1.4.0 had 1:5:0 (not 2:0:0) # ub_result.why_bogus
50 # and 1.4.13p1 and 1.4.13.p2
52 # 1.4.15 had 3:0:1 # adds ub_version()
57 # 1.4.20 had 4:0:2 # adds libunbound.ttl # but shipped 3:5:1
60 # 1.5.0 had 5:3:3 # adds ub_ctx_add_ta_autr
68 # 1.5.8 had 6:0:4 # adds ub_ctx_set_stub
72 # 1.6.1 had 7:0:5 # ub_callback_t typedef renamed to ub_callback_type
84 # 1.8.0 had 8:0:0 # changes the event callback function signature
88 # 1.9.0 had 9:0:1 # add ub_ctx_set_tls
98 # Current -- the number of the binary API that we're implementing
99 # Revision -- which iteration of the implementation of the binary
100 # API are we supplying?
101 # Age -- How many previous binary API versions do we also
104 # If we release a new version that does not change the binary API,
105 # increment Revision.
107 # If we release a new version that changes the binary API, but does
108 # not break programs compiled against the old binary API, increment
109 # Current and Age. Set Revision to 0, since this is the first
110 # implementation of the new API.
112 # Otherwise, we're changing the binary API and breaking backward
113 # compatibility with old binaries. Increment Current. Set Age to 0,
114 # since we're backward compatible with no previous APIs. Set Revision
116 AC_SUBST(LIBUNBOUND_CURRENT)
117 AC_SUBST(LIBUNBOUND_REVISION)
118 AC_SUBST(LIBUNBOUND_AGE)
121 cmdln="`echo $@ | sed -e 's/\\\\/\\\\\\\\/g' | sed -e 's/"/\\\\"/'g`"
122 AC_DEFINE_UNQUOTED(CONFCMDLINE, ["$cmdln"], [Command line arguments used with configure])
126 if test "$ac_cv_header_minix_config_h" = "yes"; then
127 AC_DEFINE(_NETBSD_SOURCE,1, [Enable for compile on Minix])
131 dnl By default set prefix to /usr/local
138 case "$exec_prefix" in
140 exec_prefix="$prefix"
145 if uname -s 2>&1 | grep MINGW32 >/dev/null; then on_mingw="yes"
147 if echo $host $target | grep mingw32 >/dev/null; then on_mingw="yes"
148 else on_mingw="no"; fi
152 # Determine configuration file
153 # the eval is to evaluate shell expansion twice
154 UNBOUND_SBIN_DIR=`eval echo "${sbindir}"`
155 AC_SUBST(UNBOUND_SBIN_DIR)
156 UNBOUND_SYSCONF_DIR=`eval echo "${sysconfdir}"`
157 AC_SUBST(UNBOUND_SYSCONF_DIR)
158 UNBOUND_LOCALSTATE_DIR=`eval echo "${localstatedir}"`
159 AC_SUBST(UNBOUND_LOCALSTATE_DIR)
160 if test $on_mingw = "no"; then
161 ub_conf_file=`eval echo "${sysconfdir}/unbound/unbound.conf"`
163 ub_conf_file="C:\\Program Files\\Unbound\\service.conf"
165 AC_ARG_WITH([conf_file],
166 AC_HELP_STRING([--with-conf-file=path],
167 [Pathname to the Unbound configuration file]),
168 [ub_conf_file="$withval"])
169 AC_SUBST(ub_conf_file)
170 ACX_ESCAPE_BACKSLASH($ub_conf_file, hdr_config)
171 AC_DEFINE_UNQUOTED(CONFIGFILE, ["$hdr_config"], [Pathname to the Unbound configuration file])
172 ub_conf_dir=`AS_DIRNAME(["$ub_conf_file"])`
173 AC_SUBST(ub_conf_dir)
175 # Determine run, chroot directory and pidfile locations
177 AC_HELP_STRING([--with-run-dir=path],
178 [set default directory to chdir to (by default dir part of cfg file)]),
179 UNBOUND_RUN_DIR="$withval",
180 if test $on_mingw = no; then
181 UNBOUND_RUN_DIR=`dirname "$ub_conf_file"`
186 AC_SUBST(UNBOUND_RUN_DIR)
187 ACX_ESCAPE_BACKSLASH($UNBOUND_RUN_DIR, hdr_run)
188 AC_DEFINE_UNQUOTED(RUN_DIR, ["$hdr_run"], [Directory to chdir to])
190 AC_ARG_WITH(chroot-dir,
191 AC_HELP_STRING([--with-chroot-dir=path],
192 [set default directory to chroot to (by default same as run-dir)]),
193 UNBOUND_CHROOT_DIR="$withval",
194 if test $on_mingw = no; then
195 UNBOUND_CHROOT_DIR="$UNBOUND_RUN_DIR"
197 UNBOUND_CHROOT_DIR=""
200 AC_SUBST(UNBOUND_CHROOT_DIR)
201 ACX_ESCAPE_BACKSLASH($UNBOUND_CHROOT_DIR, hdr_chroot)
202 AC_DEFINE_UNQUOTED(CHROOT_DIR, ["$hdr_chroot"], [Directory to chroot to])
204 AC_ARG_WITH(share-dir,
205 AC_HELP_STRING([--with-share-dir=path],
206 [set default directory with shared data (by default same as share/unbound)]),
207 UNBOUND_SHARE_DIR="$withval",
208 UNBOUND_SHARE_DIR="$UNBOUND_RUN_DIR")
209 AC_SUBST(UNBOUND_SHARE_DIR)
210 AC_DEFINE_UNQUOTED(SHARE_DIR, ["$UNBOUND_SHARE_DIR"], [Shared data])
213 AC_HELP_STRING([--with-pidfile=filename],
214 [set default pathname to unbound pidfile (default run-dir/unbound.pid)]),
215 UNBOUND_PIDFILE="$withval",
216 if test $on_mingw = no; then
217 UNBOUND_PIDFILE="$UNBOUND_RUN_DIR/unbound.pid"
222 AC_SUBST(UNBOUND_PIDFILE)
223 ACX_ESCAPE_BACKSLASH($UNBOUND_PIDFILE, hdr_pid)
224 AC_DEFINE_UNQUOTED(PIDFILE, ["$hdr_pid"], [default pidfile location])
226 AC_ARG_WITH(rootkey-file,
227 AC_HELP_STRING([--with-rootkey-file=filename],
228 [set default pathname to root key file (default run-dir/root.key). This file is read and written.]),
229 UNBOUND_ROOTKEY_FILE="$withval",
230 if test $on_mingw = no; then
231 UNBOUND_ROOTKEY_FILE="$UNBOUND_RUN_DIR/root.key"
233 UNBOUND_ROOTKEY_FILE="C:\\Program Files\\Unbound\\root.key"
236 AC_SUBST(UNBOUND_ROOTKEY_FILE)
237 ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTKEY_FILE, hdr_rkey)
238 AC_DEFINE_UNQUOTED(ROOT_ANCHOR_FILE, ["$hdr_rkey"], [default rootkey location])
240 AC_ARG_WITH(rootcert-file,
241 AC_HELP_STRING([--with-rootcert-file=filename],
242 [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.]),
243 UNBOUND_ROOTCERT_FILE="$withval",
244 if test $on_mingw = no; then
245 UNBOUND_ROOTCERT_FILE="$UNBOUND_RUN_DIR/icannbundle.pem"
247 UNBOUND_ROOTCERT_FILE="C:\\Program Files\\Unbound\\icannbundle.pem"
250 AC_SUBST(UNBOUND_ROOTCERT_FILE)
251 ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTCERT_FILE, hdr_rpem)
252 AC_DEFINE_UNQUOTED(ROOT_CERT_FILE, ["$hdr_rpem"], [default rootcert location])
254 AC_ARG_WITH(username,
255 AC_HELP_STRING([--with-username=user],
256 [set default user that unbound changes to (default user is unbound)]),
257 UNBOUND_USERNAME="$withval",
258 UNBOUND_USERNAME="unbound")
259 AC_SUBST(UNBOUND_USERNAME)
260 AC_DEFINE_UNQUOTED(UB_USERNAME, ["$UNBOUND_USERNAME"], [default username])
262 AC_DEFINE(WINVER, 0x0502, [the version of the windows API enabled])
263 ACX_RSRC_VERSION(wnvs)
264 AC_DEFINE_UNQUOTED(RSRC_PACKAGE_VERSION, [$wnvs], [version number for resource files])
266 # Checks for typedefs, structures, and compiler characteristics.
269 # allow user to override the -g -O2 flags.
271 if test "x$CFLAGS" = "x" ; then
272 ACX_CHECK_COMPILER_FLAG(g, [CFLAGS="$CFLAGS -g"])
273 ACX_CHECK_COMPILER_FLAG(O2, [CFLAGS="$CFLAGS -O2"])
278 ACX_DETERMINE_EXT_FLAGS_UNBOUND
280 # debug mode flags warnings
281 AC_ARG_ENABLE(checking, AC_HELP_STRING([--enable-checking], [Enable warnings, asserts, makefile-dependencies]))
282 AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug], [same as enable-checking]))
283 if test "$enable_debug" = "yes"; then debug_enabled="$enable_debug";
284 else debug_enabled="$enable_checking"; fi
285 AC_SUBST(debug_enabled)
286 case "$debug_enabled" in
288 ACX_CHECK_COMPILER_FLAG(W, [CFLAGS="$CFLAGS -W"])
289 ACX_CHECK_COMPILER_FLAG(Wall, [CFLAGS="$CFLAGS -Wall"])
290 ACX_CHECK_COMPILER_FLAG(Wextra, [CFLAGS="$CFLAGS -Wextra"])
291 ACX_CHECK_COMPILER_FLAG(Wdeclaration-after-statement, [CFLAGS="$CFLAGS -Wdeclaration-after-statement"])
292 AC_DEFINE([UNBOUND_DEBUG], [], [define this to enable debug checks.])
298 if test "$default_cflags" = "yes"; then
299 # only when CFLAGS was "" at the start, if the users wants to
300 # override we shouldn't add default cflags, because they wouldn't
301 # be able to turn off these options and set the CFLAGS wanted.
308 ACX_CHECK_FORMAT_ATTRIBUTE
309 ACX_CHECK_UNUSED_ATTRIBUTE
311 AC_DEFUN([CHECK_WEAK_ATTRIBUTE],
312 [AC_REQUIRE([AC_PROG_CC])
313 AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "weak" attribute)
314 AC_CACHE_VAL(ac_cv_c_weak_attribute,
315 [ac_cv_c_weak_attribute=no
318 __attribute__((weak)) void f(int x) { printf("%d", x); }
322 [ac_cv_c_weak_attribute="yes"],
323 [ac_cv_c_weak_attribute="no"])
326 AC_MSG_RESULT($ac_cv_c_weak_attribute)
327 if test $ac_cv_c_weak_attribute = yes; then
328 AC_DEFINE(HAVE_ATTR_WEAK, 1, [Whether the C compiler accepts the "weak" attribute])
329 AC_DEFINE(ATTR_WEAK, [__attribute__((weak))], [apply the weak attribute to a symbol])
331 ])dnl End of CHECK_WEAK_ATTRIBUTE
335 AC_DEFUN([CHECK_NORETURN_ATTRIBUTE],
336 [AC_REQUIRE([AC_PROG_CC])
337 AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "noreturn" attribute)
338 AC_CACHE_VAL(ac_cv_c_noreturn_attribute,
339 [ac_cv_c_noreturn_attribute=no
342 __attribute__((noreturn)) void f(int x) { printf("%d", x); }
346 [ac_cv_c_noreturn_attribute="yes"],
347 [ac_cv_c_noreturn_attribute="no"])
350 AC_MSG_RESULT($ac_cv_c_noreturn_attribute)
351 if test $ac_cv_c_noreturn_attribute = yes; then
352 AC_DEFINE(HAVE_ATTR_NORETURN, 1, [Whether the C compiler accepts the "noreturn" attribute])
353 AC_DEFINE(ATTR_NORETURN, [__attribute__((__noreturn__))], [apply the noreturn attribute to a function that exits the program])
355 ])dnl End of CHECK_NORETURN_ATTRIBUTE
357 CHECK_NORETURN_ATTRIBUTE
359 if test "$srcdir" != "."; then
360 CPPFLAGS="$CPPFLAGS -I$srcdir"
363 AC_DEFUN([ACX_YYLEX_DESTROY], [
364 AC_MSG_CHECKING([for yylex_destroy])
365 if echo %% | $LEX -t 2>&1 | grep yylex_destroy >/dev/null 2>&1; then
366 AC_DEFINE(LEX_HAS_YYLEX_DESTROY, 1, [if lex has yylex_destroy])
368 else AC_MSG_RESULT(no);
373 AC_DEFUN([ACX_YYLEX_OPTION], [
374 AC_MSG_CHECKING([for lex %option])
375 if cat <<EOF | $LEX -t 2>&1 | grep yy_delete_buffer >/dev/null 2>&1; then
380 else AC_MSG_RESULT(no);
386 if test "$LEX" != "" -a "$LEX" != ":"; then
389 if test "$LEX" != "" -a "$LEX" != ":"; then
393 AC_CHECK_PROG(doxygen, doxygen, doxygen)
394 AC_CHECK_TOOL(STRIP, strip)
399 # Checks for header files.
400 AC_CHECK_HEADERS([stdarg.h stdbool.h netinet/in.h netinet/tcp.h sys/param.h sys/socket.h sys/un.h sys/uio.h sys/resource.h arpa/inet.h syslog.h netdb.h sys/wait.h pwd.h glob.h grp.h login_cap.h winsock2.h ws2tcpip.h endian.h sys/endian.h libkern/OSByteOrder.h sys/ipc.h sys/shm.h],,, [AC_INCLUDES_DEFAULT])
403 # Using own tests for int64* because autoconf builtin only give 32bit.
404 AC_CHECK_TYPE(int8_t, signed char)
405 AC_CHECK_TYPE(int16_t, short)
406 AC_CHECK_TYPE(int32_t, int)
407 AC_CHECK_TYPE(int64_t, long long)
408 AC_CHECK_TYPE(uint8_t, unsigned char)
409 AC_CHECK_TYPE(uint16_t, unsigned short)
410 AC_CHECK_TYPE(uint32_t, unsigned int)
411 AC_CHECK_TYPE(uint64_t, unsigned long long)
413 AC_CHECK_TYPE(ssize_t, int)
422 ACX_CHECK_MEMCMP_SIGNED
424 AC_CHECK_SIZEOF(time_t,,[
426 #ifdef TIME_WITH_SYS_TIME
427 # include <sys/time.h>
430 # ifdef HAVE_SYS_TIME_H
431 # include <sys/time.h>
437 AC_CHECK_SIZEOF(size_t)
439 # add option to disable the evil rpath
441 AC_SUBST(RUNTIME_PATH)
443 # check to see if libraries are needed for these functions.
444 AC_SEARCH_LIBS([inet_pton], [nsl])
445 AC_SEARCH_LIBS([socket], [socket])
447 # check wether strptime also works
448 AC_DEFUN([AC_CHECK_STRPTIME_WORKS],
449 [AC_REQUIRE([AC_PROG_CC])
450 AC_MSG_CHECKING(whether strptime works)
451 if test c${cross_compiling} = cno; then
452 AC_RUN_IFELSE([AC_LANG_SOURCE([[
453 #define _XOPEN_SOURCE 600
455 int main(void) { struct tm tm; char *res;
456 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);
458 res = strptime("20070207111842", "%Y%m%d%H%M%S", &tm);
459 if (!res) return 1; return 0; }
460 ]])] , [eval "ac_cv_c_strptime_works=yes"], [eval "ac_cv_c_strptime_works=no"])
462 eval "ac_cv_c_strptime_works=maybe"
464 AC_MSG_RESULT($ac_cv_c_strptime_works)
465 if test $ac_cv_c_strptime_works = no; then
468 AC_DEFINE_UNQUOTED([STRPTIME_WORKS], 1, [use default strptime.])
472 # check some functions of the OS before linking libs (while still runnable).
478 ACX_CHECK_NONBLOCKING_BROKEN
480 AC_CHECK_FUNCS([strptime],[AC_CHECK_STRPTIME_WORKS],[AC_LIBOBJ([strptime])])
482 # check if we can use SO_REUSEPORT
483 if echo "$host" | $GREP -i -e linux -e dragonfly >/dev/null; then
484 AC_DEFINE(REUSEPORT_DEFAULT, 1, [if REUSEPORT is enabled by default])
486 AC_DEFINE(REUSEPORT_DEFAULT, 0, [if REUSEPORT is enabled by default])
489 # Include systemd.m4 - begin
491 # Include systemd.m4 - end
493 # set memory allocation checking if requested
494 AC_ARG_ENABLE(alloc-checks, AC_HELP_STRING([--enable-alloc-checks],
495 [ enable to memory allocation statistics, for debug purposes ]),
497 AC_ARG_ENABLE(alloc-lite, AC_HELP_STRING([--enable-alloc-lite],
498 [ enable for lightweight alloc assertions, for debug purposes ]),
500 AC_ARG_ENABLE(alloc-nonregional, AC_HELP_STRING([--enable-alloc-nonregional],
501 [ enable nonregional allocs, slow but exposes regional allocations to other memory purifiers, for debug purposes ]),
503 if test x_$enable_alloc_nonregional = x_yes; then
504 AC_DEFINE(UNBOUND_ALLOC_NONREGIONAL, 1, [use malloc not regions, for debug use])
506 if test x_$enable_alloc_checks = x_yes; then
507 AC_DEFINE(UNBOUND_ALLOC_STATS, 1, [use statistics for allocs and frees, for debug use])
508 SLDNS_ALLOCCHECK_EXTRA_OBJ="alloc.lo log.lo"
509 AC_SUBST(SLDNS_ALLOCCHECK_EXTRA_OBJ)
510 ASYNCLOOK_ALLOCCHECK_EXTRA_OBJ="alloc.lo"
511 AC_SUBST(ASYNCLOOK_ALLOCCHECK_EXTRA_OBJ)
513 if test x_$enable_alloc_lite = x_yes; then
514 AC_DEFINE(UNBOUND_ALLOC_LITE, 1, [use to enable lightweight alloc assertions, for debug use])
516 ACX_FUNC_MALLOC([unbound])
520 # check windows threads (we use them, not pthreads, on windows).
521 if test "$on_mingw" = "yes"; then
522 # check windows threads
523 AC_CHECK_HEADERS([windows.h],,, [AC_INCLUDES_DEFAULT])
524 AC_MSG_CHECKING([for CreateThread])
525 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
526 #ifdef HAVE_WINDOWS_H
530 HANDLE t = CreateThread(NULL, 0, NULL, NULL, 0, NULL);
533 AC_DEFINE(HAVE_WINDOWS_THREADS, 1, [Using Windows threads])
539 # not on mingw, check thread libraries.
541 # check for thread library.
542 # check this first, so that the pthread lib does not get linked in via
543 # libssl or libpython, and thus distorts the tests, and we end up using
544 # the non-threadsafe C libraries.
545 AC_ARG_WITH(pthreads, AC_HELP_STRING([--with-pthreads],
546 [use pthreads library, or --without-pthreads to disable threading support.]),
547 [ ],[ withval="yes" ])
549 if test x_$withval != x_no; then
551 AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.])
552 if test -n "$PTHREAD_LIBS"; then
553 LIBS="$PTHREAD_LIBS $LIBS"
555 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
558 AC_CHECK_TYPES([pthread_spinlock_t, pthread_rwlock_t],,,[#include <pthread.h>])
560 if echo "$CFLAGS" | $GREP -e "-pthread" >/dev/null; then
561 AC_MSG_CHECKING([if -pthread unused during linking])
562 # catch clang warning 'argument unused during compilation'
563 AC_LANG_CONFTEST([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT
565 int main(void) {return 0;}
569 echo "$CC $CFLAGS -c conftest.c -o conftest.o" >&AS_MESSAGE_LOG_FD
570 $CC $CFLAGS -c conftest.c -o conftest.o 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD
573 echo "$CC $CFLAGS -Werror $LDFLAGS $LIBS -o conftest contest.o" >&AS_MESSAGE_LOG_FD
574 $CC $CFLAGS -Werror $LDFLAGS $LIBS -o conftest conftest.o 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD
575 if test $? -ne 0; then
577 CFLAGS=`echo "$CFLAGS" | sed -e 's/-pthread//'`
578 PTHREAD_CFLAGS_ONLY="-pthread"
579 AC_SUBST(PTHREAD_CFLAGS_ONLY)
585 fi # endif cc successful
586 rm -f conftest conftest.c conftest.o
587 fi # endif -pthread in CFLAGS
592 # check solaris thread library
593 AC_ARG_WITH(solaris-threads, AC_HELP_STRING([--with-solaris-threads],
594 [use solaris native thread library.]), [ ],[ withval="no" ])
595 ub_have_sol_threads=no
596 if test x_$withval != x_no; then
597 if test x_$ub_have_pthreads != x_no; then
598 AC_WARN([Have pthreads already, ignoring --with-solaris-threads])
600 AC_SEARCH_LIBS(thr_create, [thread],
602 AC_DEFINE(HAVE_SOLARIS_THREADS, 1, [Using Solaris threads])
604 ACX_CHECK_COMPILER_FLAG(mt, [CFLAGS="$CFLAGS -mt"],
605 [CFLAGS="$CFLAGS -D_REENTRANT"])
606 ub_have_sol_threads=yes
608 AC_ERROR([no solaris threads found.])
613 fi # end of non-mingw check of thread libraries
615 # Check for SYSLOG_FACILITY
616 AC_ARG_WITH(syslog-facility, AC_HELP_STRING([--with-syslog-facility=LOCAL0 - LOCAL7], [ set SYSLOG_FACILITY, default DAEMON ]),
617 [ UNBOUND_SYSLOG_FACILITY="$withval" ], [])
618 case "${UNBOUND_SYSLOG_FACILITY}" in
620 LOCAL[[0-7]]) UNBOUND_SYSLOG_FACILITY="LOG_${UNBOUND_SYSLOG_FACILITY}" ;;
622 *) UNBOUND_SYSLOG_FACILITY="LOG_DAEMON" ;;
625 AC_DEFINE_UNQUOTED(UB_SYSLOG_FACILITY,${UNBOUND_SYSLOG_FACILITY},[the SYSLOG_FACILITY to use, default LOG_DAEMON])
627 # Check for PyUnbound
628 AC_ARG_WITH(pyunbound,
629 AC_HELP_STRING([--with-pyunbound],
630 [build PyUnbound, or --without-pyunbound to skip it. (default=no)]),
631 [], [ withval="no" ])
635 if test x_$withval != x_no; then
636 ub_with_pyunbound=yes
640 # Check for Python module
641 AC_ARG_WITH(pythonmodule,
642 AC_HELP_STRING([--with-pythonmodule],
643 [build Python module, or --without-pythonmodule to disable script engine. (default=no)]),
644 [], [ withval="no" ])
647 if test x_$withval != x_no; then
648 ub_with_pythonmod=yes
652 # Check for Python & SWIG only on PyUnbound or PyModule
653 if test x_$ub_test_python != x_no; then
657 ac_save_LIBS="$LIBS" dnl otherwise AC_PYTHON_DEVEL thrashes $LIBS
659 if test ! -z "$PYTHON_VERSION"; then
660 if test `$PYTHON -c "print('$PYTHON_VERSION' >= '2.4.0')"` = "False"; then
661 AC_ERROR([Python version >= 2.4.0 is required])
664 [PY_MAJOR_VERSION="`$PYTHON -c \"import sys; print(sys.version_info[0])\"`"]
665 AC_SUBST(PY_MAJOR_VERSION)
667 AC_DEFINE(HAVE_PYTHON,1,[Define if you have Python libraries and header files.])
668 if test -n "$LIBS"; then
669 LIBS="$PYTHON_LDFLAGS $LIBS"
671 LIBS="$PYTHON_LDFLAGS"
673 if test -n "$CPPFLAGS"; then
674 CPPFLAGS="$CPPFLAGS $PYTHON_CPPFLAGS"
676 CPPFLAGS="$PYTHON_CPPFLAGS"
679 PKG_CHECK_EXISTS(["python${PY_MAJOR_VERSION}"],
680 [PC_PY_DEPENDENCY="python${PY_MAJOR_VERSION}"],
681 [PC_PY_DEPENDENCY="python"])
682 AC_SUBST(PC_PY_DEPENDENCY)
686 AC_ARG_ENABLE(swig-version-check, AC_HELP_STRING([--disable-swig-version-check], [Disable swig version check to build python modules with older swig even though that is unreliable]))
687 if test "$enable_swig_version_check" = "yes"; then
692 AC_MSG_CHECKING(SWIG)
693 if test ! -x "$SWIG"; then
694 AC_ERROR([failed to find swig tool, install it, or do not build Python module and PyUnbound])
696 AC_DEFINE(HAVE_SWIG, 1, [Define if you have Swig libraries and header files.])
697 AC_SUBST(swig, "$SWIG")
698 AC_MSG_RESULT(present)
700 # If have Python & SWIG
702 if test x_$ub_with_pythonmod != x_no; then
703 AC_DEFINE(WITH_PYTHONMODULE, 1, [Define if you want Python module.])
704 WITH_PYTHONMODULE=yes
705 AC_SUBST(WITH_PYTHONMODULE)
706 PYTHONMOD_OBJ="pythonmod.lo pythonmod_utils.lo"
707 AC_SUBST(PYTHONMOD_OBJ)
708 PYTHONMOD_HEADER='$(srcdir)/pythonmod/pythonmod.h'
709 AC_SUBST(PYTHONMOD_HEADER)
710 PYTHONMOD_INSTALL=pythonmod-install
711 AC_SUBST(PYTHONMOD_INSTALL)
712 PYTHONMOD_UNINSTALL=pythonmod-uninstall
713 AC_SUBST(PYTHONMOD_UNINSTALL)
717 if test x_$ub_with_pyunbound != x_no; then
718 AC_DEFINE(WITH_PYUNBOUND, 1, [Define if you want PyUnbound.])
720 AC_SUBST(WITH_PYUNBOUND)
721 PYUNBOUND_OBJ="libunbound_wrap.lo"
722 AC_SUBST(PYUNBOUND_OBJ)
723 PYUNBOUND_TARGET="_unbound.la"
724 AC_SUBST(PYUNBOUND_TARGET)
725 PYUNBOUND_INSTALL=pyunbound-install
726 AC_SUBST(PYUNBOUND_INSTALL)
727 PYUNBOUND_UNINSTALL=pyunbound-uninstall
728 AC_SUBST(PYUNBOUND_UNINSTALL)
732 AC_MSG_RESULT([*** Python libraries not found, won't build PythonMod or PyUnbound ***])
738 if test "`uname`" = "NetBSD"; then
739 NETBSD_LINTFLAGS='"-D__RENAME(x)=" -D_NETINET_IN_H_'
740 AC_SUBST(NETBSD_LINTFLAGS)
742 CONFIG_DATE=`date +%Y%m%d`
743 AC_SUBST(CONFIG_DATE)
745 # Checks for libraries.
749 AC_ARG_WITH([nss], AC_HELP_STRING([--with-nss=path],
750 [use libnss instead of openssl, installed at path.]),
753 AC_DEFINE(HAVE_NSS, 1, [Use libnss for crypto])
754 if test "$withval" != "" -a "$withval" != "yes"; then
755 CPPFLAGS="$CPPFLAGS -I$withval/include/nss3"
756 LDFLAGS="$LDFLAGS -L$withval/lib"
757 ACX_RUNTIME_PATH_ADD([$withval/lib])
758 CPPFLAGS="-I$withval/include/nspr4 $CPPFLAGS"
760 CPPFLAGS="$CPPFLAGS -I/usr/include/nss3"
761 CPPFLAGS="-I/usr/include/nspr4 $CPPFLAGS"
763 LIBS="$LIBS -lnss3 -lnspr4"
765 PC_CRYPTO_DEPENDENCY="nss nspr"
766 AC_SUBST(PC_CRYPTO_DEPENDENCY)
772 AC_ARG_WITH([nettle], AC_HELP_STRING([--with-nettle=path],
773 [use libnettle as crypto library, installed at path.]),
776 AC_DEFINE(HAVE_NETTLE, 1, [Use libnettle for crypto])
777 AC_CHECK_HEADERS([nettle/dsa-compat.h],,, [AC_INCLUDES_DEFAULT])
778 if test "$withval" != "" -a "$withval" != "yes"; then
779 CPPFLAGS="$CPPFLAGS -I$withval/include/nettle"
780 LDFLAGS="$LDFLAGS -L$withval/lib"
781 ACX_RUNTIME_PATH_ADD([$withval/lib])
783 CPPFLAGS="$CPPFLAGS -I/usr/include/nettle"
785 LIBS="$LIBS -lhogweed -lnettle -lgmp"
787 PC_CRYPTO_DEPENDENCY="hogweed nettle"
788 AC_SUBST(PC_CRYPTO_DEPENDENCY)
793 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then
798 PC_CRYPTO_DEPENDENCY="libcrypto libssl"
799 AC_SUBST(PC_CRYPTO_DEPENDENCY)
801 # check if -lcrypt32 is needed because CAPIENG needs that. (on windows)
804 AC_MSG_CHECKING([if libssl needs -lcrypt32])
805 AC_TRY_LINK_FUNC([HMAC_Update], [
811 LIBS="$LIBS -lcrypt32"
814 AC_MSG_CHECKING([for LibreSSL])
815 if grep VERSION_TEXT $ssldir/include/openssl/opensslv.h | grep "LibreSSL" >/dev/null; then
817 AC_DEFINE([HAVE_LIBRESSL], [1], [Define if we have LibreSSL])
818 # libressl provides these compat functions, but they may also be
819 # declared by the OS in libc. See if they have been declared.
820 AC_CHECK_DECLS([strlcpy,strlcat,arc4random,arc4random_uniform])
824 AC_CHECK_HEADERS([openssl/conf.h openssl/engine.h openssl/bn.h openssl/dh.h openssl/dsa.h openssl/rsa.h],,, [AC_INCLUDES_DEFAULT])
825 AC_CHECK_FUNCS([OPENSSL_config EVP_sha1 EVP_sha256 EVP_sha512 FIPS_mode EVP_MD_CTX_new OpenSSL_add_all_digests OPENSSL_init_crypto EVP_cleanup ERR_load_crypto_strings CRYPTO_cleanup_all_ex_data ERR_free_strings RAND_cleanup DSA_SIG_set0 EVP_dss1 EVP_DigestVerify SSL_CTX_set_tlsext_ticket_key_cb EVP_aes_256_cbc EVP_EncryptInit_ex HMAC_Init_ex CRYPTO_THREADID_set_callback])
827 # these check_funcs need -lssl
830 AC_CHECK_FUNCS([OPENSSL_init_ssl SSL_CTX_set_security_level SSL_set1_host SSL_get0_peername X509_VERIFY_PARAM_set1_host SSL_CTX_set_ciphersuites])
833 AC_CHECK_DECLS([SSL_COMP_get_compression_methods,sk_SSL_COMP_pop_free,SSL_CTX_set_ecdh_auto], [], [], [
835 #ifdef HAVE_OPENSSL_ERR_H
836 #include <openssl/err.h>
839 #ifdef HAVE_OPENSSL_RAND_H
840 #include <openssl/rand.h>
843 #ifdef HAVE_OPENSSL_CONF_H
844 #include <openssl/conf.h>
847 #ifdef HAVE_OPENSSL_ENGINE_H
848 #include <openssl/engine.h>
850 #include <openssl/ssl.h>
851 #include <openssl/evp.h>
854 if test "$ac_cv_func_HMAC_Init_ex" = "yes"; then
855 # check function return type.
856 AC_MSG_CHECKING(the return type of HMAC_Init_ex)
857 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
858 #ifdef HAVE_OPENSSL_ERR_H
859 #include <openssl/err.h>
862 #ifdef HAVE_OPENSSL_RAND_H
863 #include <openssl/rand.h>
866 #ifdef HAVE_OPENSSL_CONF_H
867 #include <openssl/conf.h>
870 #ifdef HAVE_OPENSSL_ENGINE_H
871 #include <openssl/engine.h>
873 #include <openssl/ssl.h>
874 #include <openssl/evp.h>
876 HMAC_CTX* hmac_ctx = NULL;
877 void* hmac_key = NULL;
878 const EVP_MD* digest = NULL;
879 int x = HMAC_Init_ex(hmac_ctx, hmac_key, 32, digest, NULL);
885 AC_DEFINE([HMAC_INIT_EX_RETURNS_VOID], 1, [If HMAC_Init_ex() returns void])
893 AC_ARG_WITH([libbsd], AC_HELP_STRING([--with-libbsd], [Use portable libbsd functions]), [
894 AC_CHECK_HEADERS([bsd/string.h bsd/stdlib.h],,, [AC_INCLUDES_DEFAULT])
895 if test "x$ac_cv_header_bsd_string_h" = xyes -a "x$ac_cv_header_bsd_stdlib_h" = xyes; then
896 for func in strlcpy strlcat arc4random arc4random_uniform reallocarray; do
897 AC_SEARCH_LIBS([$func], [bsd], [
898 AC_DEFINE(HAVE_LIBBSD, 1, [Use portable libbsd functions])
899 PC_LIBBSD_DEPENDENCY=libbsd
900 AC_SUBST(PC_LIBBSD_DEPENDENCY)
906 AC_ARG_ENABLE(sha1, AC_HELP_STRING([--disable-sha1], [Disable SHA1 RRSIG support, does not disable nsec3 support]))
907 case "$enable_sha1" in
911 AC_DEFINE([USE_SHA1], [1], [Define this to enable SHA1 support.])
916 AC_ARG_ENABLE(sha2, AC_HELP_STRING([--disable-sha2], [Disable SHA256 and SHA512 RRSIG support]))
917 case "$enable_sha2" in
921 AC_DEFINE([USE_SHA2], [1], [Define this to enable SHA256 and SHA512 support.])
925 AC_ARG_ENABLE(subnet, AC_HELP_STRING([--enable-subnet], [Enable client subnet]))
926 case "$enable_subnet" in
928 AC_DEFINE([CLIENT_SUBNET], [1], [Define this to enable client subnet option.])
929 SUBNET_OBJ="edns-subnet.lo subnetmod.lo addrtree.lo subnet-whitelist.lo"
931 SUBNET_HEADER='$(srcdir)/edns-subnet/subnetmod.h $(srcdir)/edns-subnet/edns-subnet.h $(srcdir)/edns-subnet/subnet-whitelist.h $(srcdir)/edns-subnet/addrtree.h'
932 AC_SUBST(SUBNET_HEADER)
938 # check wether gost also works
939 AC_DEFUN([AC_CHECK_GOST_WORKS],
940 [AC_REQUIRE([AC_PROG_CC])
941 AC_MSG_CHECKING([if GOST works])
942 if test c${cross_compiling} = cno; then
944 if test -n "$ssldir"; then
945 CFLAGS="$CFLAGS -Wl,-rpath,$ssldir/lib"
947 AC_RUN_IFELSE([AC_LANG_SOURCE([[
949 #include <openssl/ssl.h>
950 #include <openssl/evp.h>
951 #include <openssl/engine.h>
952 #include <openssl/conf.h>
953 /* routine to load gost (from sldns) */
954 int load_gost_id(void)
956 static int gost_id = 0;
957 const EVP_PKEY_ASN1_METHOD* meth;
960 if(gost_id) return gost_id;
962 /* see if configuration loaded gost implementation from other engine*/
963 meth = EVP_PKEY_asn1_find_str(NULL, "gost2001", -1);
965 EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth);
969 /* see if engine can be loaded already */
970 e = ENGINE_by_id("gost");
972 /* load it ourself, in case statically linked */
973 ENGINE_load_builtin_engines();
974 ENGINE_load_dynamic();
975 e = ENGINE_by_id("gost");
978 /* no gost engine in openssl */
981 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL)) {
987 meth = EVP_PKEY_asn1_find_str(&e, "gost2001", -1);
994 EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth);
1000 unsigned char digest[64]; /* its a 256-bit digest, so uses 32 bytes */
1001 const char* str = "Hello world";
1002 const unsigned char check[] = {
1003 0x40 , 0xed , 0xf8 , 0x56 , 0x5a , 0xc5 , 0x36 , 0xe1 ,
1004 0x33 , 0x7c , 0x7e , 0x87 , 0x62 , 0x1c , 0x42 , 0xe0 ,
1005 0x17 , 0x1b , 0x5e , 0xce , 0xa8 , 0x46 , 0x65 , 0x4d ,
1006 0x8d , 0x3e , 0x22 , 0x9b , 0xe1 , 0x30 , 0x19 , 0x9d
1008 OPENSSL_config(NULL);
1009 (void)load_gost_id();
1010 md = EVP_get_digestbyname("md_gost94");
1012 memset(digest, 0, sizeof(digest));
1013 ctx = EVP_MD_CTX_create();
1015 if(!EVP_DigestInit_ex(ctx, md, NULL)) return 3;
1016 if(!EVP_DigestUpdate(ctx, str, 10)) return 4;
1017 if(!EVP_DigestFinal_ex(ctx, digest, NULL)) return 5;
1018 /* uncomment to see the hash calculated.
1021 printf(" %2.2x", (int)digest[i]);
1024 if(memcmp(digest, check, sizeof(check)) != 0)
1028 ]])] , [eval "ac_cv_c_gost_works=yes"], [eval "ac_cv_c_gost_works=no"])
1031 eval "ac_cv_c_gost_works=maybe"
1033 AC_MSG_RESULT($ac_cv_c_gost_works)
1036 AC_ARG_ENABLE(gost, AC_HELP_STRING([--disable-gost], [Disable GOST support]))
1038 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then
1039 case "$enable_gost" in
1043 AC_CHECK_FUNC(EVP_PKEY_set_type_str, [:],[AC_MSG_ERROR([OpenSSL 1.0.0 is needed for GOST support])])
1044 AC_CHECK_FUNC(EC_KEY_new, [], [AC_MSG_ERROR([OpenSSL does not support ECC, needed for GOST support])])
1046 if test "$ac_cv_c_gost_works" != no; then
1048 AC_DEFINE([USE_GOST], [1], [Define this to enable GOST support.])
1052 fi dnl !USE_NSS && !USE_NETTLE
1054 AC_ARG_ENABLE(ecdsa, AC_HELP_STRING([--disable-ecdsa], [Disable ECDSA support]))
1056 case "$enable_ecdsa" in
1060 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then
1061 AC_CHECK_FUNC(ECDSA_sign, [], [AC_MSG_ERROR([OpenSSL does not support ECDSA: please upgrade or rerun with --disable-ecdsa])])
1062 AC_CHECK_FUNC(SHA384_Init, [], [AC_MSG_ERROR([OpenSSL does not support SHA384: please upgrade or rerun with --disable-ecdsa])])
1063 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
1064 #include <openssl/evp.h>
1066 # see if OPENSSL 1.0.0 or later (has EVP MD and Verify independency)
1067 AC_MSG_CHECKING([if openssl supports SHA2 and ECDSA with EVP])
1068 if grep OPENSSL_VERSION_TEXT $ssldir/include/openssl/opensslv.h | grep "OpenSSL" >/dev/null; then
1069 if grep OPENSSL_VERSION_NUMBER $ssldir/include/openssl/opensslv.h | grep 0x0 >/dev/null; then
1071 AC_DEFINE_UNQUOTED([USE_ECDSA_EVP_WORKAROUND], [1], [Define this to enable an EVP workaround for older openssl])
1073 AC_MSG_RESULT([yes])
1076 # not OpenSSL, thus likely LibreSSL, which supports it
1077 AC_MSG_RESULT([yes])
1080 # we now know we have ECDSA and the required curves.
1081 AC_DEFINE_UNQUOTED([USE_ECDSA], [1], [Define this to enable ECDSA support.])
1086 AC_ARG_ENABLE(dsa, AC_HELP_STRING([--disable-dsa], [Disable DSA support]))
1088 case "$enable_dsa" in
1090 # detect if DSA is supported, and turn it off if not.
1091 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then
1092 AC_CHECK_FUNC(DSA_SIG_new, [
1093 AC_CHECK_TYPE(DSA_SIG*, [
1094 AC_DEFINE_UNQUOTED([USE_DSA], [1], [Define this to enable DSA support.])
1095 ], [if test "x$enable_dsa" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support DSA and you used --enable-dsa.])
1098 #ifdef HAVE_OPENSSL_ERR_H
1099 #include <openssl/err.h>
1102 #ifdef HAVE_OPENSSL_RAND_H
1103 #include <openssl/rand.h>
1106 #ifdef HAVE_OPENSSL_CONF_H
1107 #include <openssl/conf.h>
1110 #ifdef HAVE_OPENSSL_ENGINE_H
1111 #include <openssl/engine.h>
1114 ], [if test "x$enable_dsa" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support DSA and you used --enable-dsa.])
1117 AC_DEFINE_UNQUOTED([USE_DSA], [1], [Define this to enable DSA support.])
1121 # disable dsa by default, RFC 8624 section 3.1, validators MUST NOT
1122 # support DSA for DNSSEC Validation.
1126 AC_ARG_ENABLE(ed25519, AC_HELP_STRING([--disable-ed25519], [Disable ED25519 support]))
1128 case "$enable_ed25519" in
1132 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then
1133 AC_CHECK_DECLS([NID_ED25519], [
1135 ], [ if test "x$enable_ed25519" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support ED25519 and you used --enable-ed25519.])
1136 fi ], [AC_INCLUDES_DEFAULT
1137 #include <openssl/evp.h>
1140 if test $USE_NETTLE = "yes"; then
1141 AC_CHECK_HEADERS([nettle/eddsa.h], use_ed25519="yes",, [AC_INCLUDES_DEFAULT])
1143 if test $use_ed25519 = "yes"; then
1144 AC_DEFINE_UNQUOTED([USE_ED25519], [1], [Define this to enable ED25519 support.])
1149 AC_ARG_ENABLE(ed448, AC_HELP_STRING([--disable-ed448], [Disable ED448 support]))
1151 case "$enable_ed448" in
1155 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then
1156 AC_CHECK_DECLS([NID_ED448], [
1158 ], [ if test "x$enable_ed448" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support ED448 and you used --enable-ed448.])
1159 fi ], [AC_INCLUDES_DEFAULT
1160 #include <openssl/evp.h>
1163 if test $use_ed448 = "yes"; then
1164 AC_DEFINE_UNQUOTED([USE_ED448], [1], [Define this to enable ED448 support.])
1169 AC_ARG_ENABLE(event-api, AC_HELP_STRING([--enable-event-api], [Enable (experimental) pluggable event base libunbound API installed to unbound-event.h]))
1170 case "$enable_event_api" in
1172 AC_SUBST(UNBOUND_EVENT_INSTALL, [unbound-event-install])
1173 AC_SUBST(UNBOUND_EVENT_UNINSTALL, [unbound-event-uninstall])
1179 AC_ARG_ENABLE(tfo-client, AC_HELP_STRING([--enable-tfo-client], [Enable TCP Fast Open for client mode]))
1180 case "$enable_tfo_client" in
1183 Linux) AC_CHECK_DECL([MSG_FASTOPEN], [AC_MSG_WARN([Check the platform specific TFO kernel parameters are correctly configured to support client mode TFO])],
1184 [AC_MSG_ERROR([TCP Fast Open is not available for client mode: please rerun without --enable-tfo-client])],
1185 [AC_INCLUDES_DEFAULT
1186 #include <netinet/tcp.h>
1188 AC_DEFINE_UNQUOTED([USE_MSG_FASTOPEN], [1], [Define this to enable client TCP Fast Open.])
1190 Darwin) AC_CHECK_DECL([CONNECT_RESUME_ON_READ_WRITE], [AC_MSG_WARN([Check the platform specific TFO kernel parameters are correctly configured to support client mode TFO])],
1191 [AC_MSG_ERROR([TCP Fast Open is not available for client mode: please rerun without --enable-tfo-client])],
1192 [AC_INCLUDES_DEFAULT
1193 #include <sys/socket.h>
1195 AC_DEFINE_UNQUOTED([USE_OSX_MSG_FASTOPEN], [1], [Define this to enable client TCP Fast Open.])
1203 AC_ARG_ENABLE(tfo-server, AC_HELP_STRING([--enable-tfo-server], [Enable TCP Fast Open for server mode]))
1204 case "$enable_tfo_server" in
1206 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
1207 #include <netinet/tcp.h>
1209 AC_DEFINE_UNQUOTED([USE_TCP_FASTOPEN], [1], [Define this to enable server TCP Fast Open.])
1215 # check for libevent
1216 AC_ARG_WITH(libevent, AC_HELP_STRING([--with-libevent=pathname],
1217 [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.]),
1218 [ ],[ withval="no" ])
1219 if test x_$withval = x_yes -o x_$withval != x_no; then
1220 AC_MSG_CHECKING(for libevent)
1221 if test x_$withval = x_ -o x_$withval = x_yes; then
1222 withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr"
1224 for dir in $withval; do
1226 if test -f "$dir/include/event.h" -o -f "$dir/include/event2/event.h"; then
1227 found_libevent="yes"
1228 dnl assume /usr is in default path.
1229 if test "$thedir" != "/usr"; then
1230 CPPFLAGS="$CPPFLAGS -I$thedir/include"
1235 if test x_$found_libevent != x_yes; then
1236 if test -f "$dir/event.h" -a \( -f "$dir/libevent.la" -o -f "$dir/libev.la" \) ; then
1237 # libevent source directory
1238 AC_MSG_RESULT(found in $thedir)
1239 CPPFLAGS="$CPPFLAGS -I$thedir -I$thedir/include"
1241 BAK_LDFLAGS="$LDFLAGS"
1242 # remove evdns from linking
1243 mkdir build >/dev/null 2>&1
1244 mkdir build/libevent >/dev/null 2>&1
1245 mkdir build/libevent/.libs >/dev/null 2>&1
1246 ev_files_o=`ls $thedir/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o`
1247 ev_files_lo=`ls $thedir/*.lo | grep -v evdns\.lo | grep -v bufferevent_openssl\.lo`
1248 ev_files_libso=`ls $thedir/.libs/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o`
1249 cp $ev_files_o build/libevent
1250 cp $ev_files_lo build/libevent
1251 cp $ev_files_libso build/libevent/.libs
1252 LATE_LDFLAGS="build/libevent/*.lo -lm"
1253 LDFLAGS="build/libevent/*.o $LDFLAGS -lm"
1255 AC_MSG_ERROR([Cannot find the libevent library in $withval
1256 You can restart ./configure --with-libevent=no to use a builtin alternative.
1257 Please note that this alternative is not as capable as libevent when using
1258 large outgoing port ranges. ])
1261 AC_MSG_RESULT(found in $thedir)
1262 dnl if event2 exists and no event lib in dir itself, use subdir
1263 if test ! -f $thedir/lib/libevent.a -a ! -f $thedir/lib/libevent.so -a -d "$thedir/lib/event2"; then
1264 LDFLAGS="$LDFLAGS -L$thedir/lib/event2"
1265 ACX_RUNTIME_PATH_ADD([$thedir/lib/event2])
1267 dnl assume /usr is in default path, do not add "".
1268 if test "$thedir" != "/usr" -a "$thedir" != ""; then
1269 LDFLAGS="$LDFLAGS -L$thedir/lib"
1270 ACX_RUNTIME_PATH_ADD([$thedir/lib])
1274 # check for library used by libevent after 1.3c
1275 AC_SEARCH_LIBS([clock_gettime], [rt])
1277 # is the event.h header libev or libevent?
1278 AC_CHECK_HEADERS([event.h],,, [AC_INCLUDES_DEFAULT])
1279 AC_CHECK_DECL(EV_VERSION_MAJOR, [
1280 AC_SEARCH_LIBS(event_set, [ev])
1282 AC_SEARCH_LIBS(event_set, [event])
1283 ],[AC_INCLUDES_DEFAULT
1286 AC_CHECK_FUNCS([event_base_free]) # only in libevent 1.2 and later
1287 AC_CHECK_FUNCS([event_base_once]) # only in libevent 1.4.1 and later
1288 AC_CHECK_FUNCS([event_base_new]) # only in libevent 1.4.1 and later
1289 AC_CHECK_FUNCS([event_base_get_method]) # only in libevent 1.4.3 and later
1290 AC_CHECK_FUNCS([ev_loop]) # only in libev. (tested on 3.51)
1291 AC_CHECK_FUNCS([ev_default_loop]) # only in libev. (tested on 4.00)
1292 AC_CHECK_FUNCS([event_assign]) # in libevent, for thread-safety
1293 AC_CHECK_DECLS([evsignal_assign], [], [], [AC_INCLUDES_DEFAULT
1297 # include "event2/event.h"
1300 PC_LIBEVENT_DEPENDENCY="libevent"
1301 AC_SUBST(PC_LIBEVENT_DEPENDENCY)
1302 if test -n "$BAK_LDFLAGS_SET"; then
1303 LDFLAGS="$BAK_LDFLAGS"
1306 AC_DEFINE(USE_MINI_EVENT, 1, [Define if you want to use internal select based events])
1309 # check for libexpat
1310 AC_ARG_WITH(libexpat, AC_HELP_STRING([--with-libexpat=path],
1311 [specify explicit path for libexpat.]),
1312 [ ],[ withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr" ])
1313 AC_MSG_CHECKING(for libexpat)
1315 for dir in $withval ; do
1316 if test -f "$dir/include/expat.h"; then
1317 found_libexpat="yes"
1318 dnl assume /usr is in default path.
1319 if test "$dir" != "/usr"; then
1320 CPPFLAGS="$CPPFLAGS -I$dir/include"
1321 LDFLAGS="$LDFLAGS -L$dir/lib"
1323 AC_MSG_RESULT(found in $dir)
1327 if test x_$found_libexpat != x_yes; then
1328 AC_ERROR([Could not find libexpat, expat.h])
1330 AC_CHECK_HEADERS([expat.h],,, [AC_INCLUDES_DEFAULT])
1331 AC_CHECK_DECLS([XML_StopParser], [], [], [AC_INCLUDES_DEFAULT
1335 # hiredis (redis C client for cachedb)
1336 AC_ARG_WITH(libhiredis, AC_HELP_STRING([--with-libhiredis=path],
1337 [specify explicit path for libhiredis.]),
1338 [ ],[ withval="no" ])
1339 found_libhiredis="no"
1340 if test x_$withval = x_yes -o x_$withval != x_no; then
1341 AC_MSG_CHECKING(for libhiredis)
1342 if test x_$withval = x_ -o x_$withval = x_yes; then
1343 withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr"
1345 for dir in $withval ; do
1346 if test -f "$dir/include/hiredis/hiredis.h"; then
1347 found_libhiredis="yes"
1348 dnl assume /usr is in default path.
1349 if test "$dir" != "/usr"; then
1350 CPPFLAGS="$CPPFLAGS -I$dir/include"
1351 LDFLAGS="$LDFLAGS -L$dir/lib"
1353 AC_MSG_RESULT(found in $dir)
1354 AC_DEFINE([USE_REDIS], [1], [Define this to use hiredis client.])
1355 LIBS="$LIBS -lhiredis"
1359 if test x_$found_libhiredis != x_yes; then
1360 AC_ERROR([Could not find libhiredis, hiredis.h])
1362 AC_CHECK_HEADERS([hiredis/hiredis.h],,, [AC_INCLUDES_DEFAULT])
1363 AC_CHECK_DECLS([redisConnect], [], [], [AC_INCLUDES_DEFAULT
1364 #include <hiredis/hiredis.h>
1368 # set static linking for uninstalled libraries if requested
1371 AC_ARG_ENABLE(static-exe, AC_HELP_STRING([--enable-static-exe],
1372 [ enable to compile executables statically against (event) uninstalled libs, for debug purposes ]),
1374 if test x_$enable_static_exe = x_yes; then
1376 if test "$on_mingw" = yes; then
1377 staticexe="-all-static"
1378 # for static compile, include gdi32 and zlib here.
1379 if echo $LIBS | grep 'lgdi32' >/dev/null; then
1382 LIBS="$LIBS -lgdi32"
1388 # set full static linking if requested
1389 AC_ARG_ENABLE(fully-static, AC_HELP_STRING([--enable-fully-static],
1390 [ enable to compile fully static ]),
1392 if test x_$enable_fully_static = x_yes; then
1393 staticexe="-all-static"
1394 if test "$on_mingw" = yes; then
1395 # for static compile, include gdi32 and zlib here.
1396 if echo $LIBS | grep 'lgdi32' >/dev/null; then
1399 LIBS="$LIBS -lgdi32"
1405 # set lock checking if requested
1406 AC_ARG_ENABLE(lock_checks, AC_HELP_STRING([--enable-lock-checks],
1407 [ enable to check lock and unlock calls, for debug purposes ]),
1409 if test x_$enable_lock_checks = x_yes; then
1410 AC_DEFINE(ENABLE_LOCK_CHECKS, 1, [Define if you want to use debug lock checking (slow).])
1411 CHECKLOCK_OBJ="checklocks.lo"
1412 AC_SUBST(CHECKLOCK_OBJ)
1415 ACX_CHECK_GETADDRINFO_WITH_INCLUDES
1416 if test "$USE_WINSOCK" = 1; then
1417 AC_DEFINE(UB_ON_WINDOWS, 1, [Use win32 resources and API])
1418 AC_CHECK_HEADERS([iphlpapi.h],,, [AC_INCLUDES_DEFAULT
1419 #include <windows.h>
1421 AC_CHECK_TOOL(WINDRES, windres)
1422 LIBS="$LIBS -liphlpapi -lcrypt32"
1423 WINAPPS="unbound-service-install.exe unbound-service-remove.exe anchor-update.exe"
1425 WIN_DAEMON_SRC="winrc/win_svc.c winrc/w_inst.c"
1426 AC_SUBST(WIN_DAEMON_SRC)
1427 WIN_DAEMON_OBJ="win_svc.lo w_inst.lo"
1428 AC_SUBST(WIN_DAEMON_OBJ)
1429 WIN_DAEMON_OBJ_LINK="rsrc_unbound.o"
1430 AC_SUBST(WIN_DAEMON_OBJ_LINK)
1431 WIN_HOST_OBJ_LINK="rsrc_unbound_host.o"
1432 AC_SUBST(WIN_HOST_OBJ_LINK)
1433 WIN_UBANCHOR_OBJ_LINK="rsrc_unbound_anchor.o log.lo locks.lo"
1434 AC_SUBST(WIN_UBANCHOR_OBJ_LINK)
1435 WIN_CONTROL_OBJ_LINK="rsrc_unbound_control.o"
1436 AC_SUBST(WIN_CONTROL_OBJ_LINK)
1437 WIN_CHECKCONF_OBJ_LINK="rsrc_unbound_checkconf.o"
1438 AC_SUBST(WIN_CHECKCONF_OBJ_LINK)
1440 if test $ac_cv_func_getaddrinfo = no; then
1441 AC_LIBOBJ([fake-rfc2553])
1443 # check after getaddrinfo for its libraries
1444 ACX_FUNC_IOCTLSOCKET
1446 # see if daemon(3) exists, and if it is deprecated.
1447 AC_CHECK_FUNCS([daemon])
1448 if test $ac_cv_func_daemon = yes; then
1449 ACX_FUNC_DEPRECATED([daemon], [(void)daemon(0, 0);], [
1454 AC_CHECK_MEMBERS([struct sockaddr_un.sun_len],,,[
1456 #ifdef HAVE_SYS_UN_H
1460 AC_CHECK_MEMBERS([struct in_pktinfo.ipi_spec_dst],,,[
1462 #if HAVE_SYS_PARAM_H
1463 #include <sys/param.h>
1466 #ifdef HAVE_SYS_SOCKET_H
1467 #include <sys/socket.h>
1470 #ifdef HAVE_SYS_UIO_H
1471 #include <sys/uio.h>
1474 #ifdef HAVE_NETINET_IN_H
1475 #include <netinet/in.h>
1478 #ifdef HAVE_NETINET_TCP_H
1479 #include <netinet/tcp.h>
1482 #ifdef HAVE_ARPA_INET_H
1483 #include <arpa/inet.h>
1486 #ifdef HAVE_WINSOCK2_H
1487 #include <winsock2.h>
1490 #ifdef HAVE_WS2TCPIP_H
1491 #include <ws2tcpip.h>
1495 AC_MSG_CHECKING([for htobe64])
1496 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1498 #ifdef HAVE_ENDIAN_H
1499 # include <endian.h>
1501 #ifdef HAVE_SYS_ENDIAN_H
1502 # include <sys/endian.h>
1504 ], [unsigned long long x = htobe64(0); printf("%u", (unsigned)x);])],
1506 AC_DEFINE(HAVE_HTOBE64, 1, [If we have htobe64]),
1509 AC_MSG_CHECKING([for be64toh])
1510 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1512 #ifdef HAVE_ENDIAN_H
1513 # include <endian.h>
1515 #ifdef HAVE_SYS_ENDIAN_H
1516 # include <sys/endian.h>
1518 ], [unsigned long long x = be64toh(0); printf("%u", (unsigned)x);])],
1520 AC_DEFINE(HAVE_BE64TOH, 1, [If we have be64toh]),
1523 AC_SEARCH_LIBS([setusercontext], [util])
1524 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 shmget accept4])
1525 AC_CHECK_FUNCS([setresuid],,[AC_CHECK_FUNCS([setreuid])])
1526 AC_CHECK_FUNCS([setresgid],,[AC_CHECK_FUNCS([setregid])])
1528 # check if setreuid en setregid fail, on MacOSX10.4(darwin8).
1529 if echo $target_os | grep darwin8 > /dev/null; then
1530 AC_DEFINE(DARWIN_BROKEN_SETREUID, 1, [Define this if on macOSX10.4-darwin8 and setreuid and setregid do not work])
1532 AC_CHECK_DECLS([inet_pton,inet_ntop], [], [], [
1534 #ifdef HAVE_NETINET_IN_H
1535 #include <netinet/in.h>
1538 #ifdef HAVE_NETINET_TCP_H
1539 #include <netinet/tcp.h>
1542 #ifdef HAVE_ARPA_INET_H
1543 #include <arpa/inet.h>
1546 #ifdef HAVE_WINSOCK2_H
1547 #include <winsock2.h>
1550 #ifdef HAVE_WS2TCPIP_H
1551 #include <ws2tcpip.h>
1554 AC_REPLACE_FUNCS(inet_aton)
1555 AC_REPLACE_FUNCS(inet_pton)
1556 AC_REPLACE_FUNCS(inet_ntop)
1557 AC_REPLACE_FUNCS(snprintf)
1558 # test if snprintf return the proper length
1559 if test "x$ac_cv_func_snprintf" = xyes; then
1560 if test c${cross_compiling} = cno; then
1561 AC_MSG_CHECKING([for correct snprintf return value])
1562 AC_RUN_IFELSE([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT
1564 int main(void) { return !(snprintf(NULL, 0, "test") == 4); }
1565 ]])], [AC_MSG_RESULT(yes)], [
1567 AC_DEFINE([SNPRINTF_RET_BROKEN], [], [define if (v)snprintf does not return length needed, (but length used)])
1572 AC_REPLACE_FUNCS(strlcat)
1573 AC_REPLACE_FUNCS(strlcpy)
1574 AC_REPLACE_FUNCS(memmove)
1575 AC_REPLACE_FUNCS(gmtime_r)
1576 AC_REPLACE_FUNCS(isblank)
1577 AC_REPLACE_FUNCS(explicit_bzero)
1578 dnl without CTIME, ARC4-functions and without reallocarray.
1579 LIBOBJ_WITHOUT_CTIMEARC4="$LIBOBJS"
1580 AC_SUBST(LIBOBJ_WITHOUT_CTIMEARC4)
1581 AC_MSG_CHECKING([for reallocarray])
1582 AC_LINK_IFELSE([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT
1584 #ifndef _OPENBSD_SOURCE
1585 #define _OPENBSD_SOURCE 1
1589 void* p = reallocarray(NULL, 10, 100);
1593 ]])], [AC_MSG_RESULT(yes)
1594 AC_DEFINE(HAVE_REALLOCARRAY, 1, [If we have reallocarray(3)])
1597 AC_LIBOBJ(reallocarray)
1599 AC_CHECK_DECLS([reallocarray])
1600 if test "$USE_NSS" = "no"; then
1601 AC_REPLACE_FUNCS(arc4random)
1602 AC_REPLACE_FUNCS(arc4random_uniform)
1603 if test "$ac_cv_func_arc4random" = "no"; then
1604 AC_LIBOBJ(arc4_lock)
1605 AC_CHECK_FUNCS([getentropy],,[
1606 if test "$USE_WINSOCK" = 1; then
1607 AC_LIBOBJ(getentropy_win)
1611 AC_LIBOBJ(getentropy_osx)
1613 *solaris*|*sunos*|SunOS)
1614 AC_LIBOBJ(getentropy_solaris)
1615 AC_CHECK_HEADERS([sys/sha2.h],, [
1616 AC_CHECK_FUNCS([SHA512_Update],,[
1619 ], [AC_INCLUDES_DEFAULT])
1620 if test "$ac_cv_header_sys_sha2_h" = "yes"; then
1621 # this lib needed for sha2 on solaris
1624 AC_SEARCH_LIBS([clock_gettime], [rt])
1627 AC_LIBOBJ(getentropy_freebsd)
1630 AC_LIBOBJ(getentropy_linux)
1631 AC_CHECK_FUNCS([SHA512_Update],,[
1632 AC_DEFINE([COMPAT_SHA512], [1], [Do sha512 definitions in config.h])
1635 AC_CHECK_HEADERS([sys/sysctl.h],,, [AC_INCLUDES_DEFAULT])
1636 AC_CHECK_FUNCS([getauxval])
1637 AC_SEARCH_LIBS([clock_gettime], [rt])
1644 LIBOBJ_WITHOUT_CTIME="$LIBOBJS"
1645 AC_SUBST(LIBOBJ_WITHOUT_CTIME)
1646 AC_REPLACE_FUNCS(ctime_r)
1647 AC_REPLACE_FUNCS(strsep)
1649 AC_ARG_ENABLE(allsymbols, AC_HELP_STRING([--enable-allsymbols], [export all symbols from libunbound and link binaries to it, smaller install size but libunbound export table is polluted by internal symbols]))
1650 case "$enable_allsymbols" in
1652 COMMON_OBJ_ALL_SYMBOLS=""
1654 EXTRALINK="-L. -L.libs -lunbound"
1655 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])
1658 COMMON_OBJ_ALL_SYMBOLS='$(COMMON_OBJ)'
1659 UBSYMS='-export-symbols $(srcdir)/libunbound/ubsyms.def'
1663 AC_SUBST(COMMON_OBJ_ALL_SYMBOLS)
1666 if test x_$enable_lock_checks = x_yes; then
1667 UBSYMS="-export-symbols clubsyms.def"
1668 cp ${srcdir}/libunbound/ubsyms.def clubsyms.def
1669 echo lock_protect >> clubsyms.def
1670 echo lock_unprotect >> clubsyms.def
1671 echo lock_get_mem >> clubsyms.def
1672 echo checklock_start >> clubsyms.def
1673 echo checklock_stop >> clubsyms.def
1674 echo checklock_lock >> clubsyms.def
1675 echo checklock_unlock >> clubsyms.def
1676 echo checklock_init >> clubsyms.def
1677 echo checklock_thrcreate >> clubsyms.def
1678 echo checklock_thrjoin >> clubsyms.def
1681 # check for dnstap if requested
1682 dt_DNSTAP([$UNBOUND_RUN_DIR/dnstap.sock],
1684 AC_DEFINE([USE_DNSTAP], [1], [Define to 1 to enable dnstap support])
1685 AC_SUBST([ENABLE_DNSTAP], [1])
1687 AC_SUBST([opt_dnstap_socket_path])
1688 ACX_ESCAPE_BACKSLASH($opt_dnstap_socket_path, hdr_dnstap_socket_path)
1689 AC_DEFINE_UNQUOTED(DNSTAP_SOCKET_PATH,
1690 ["$hdr_dnstap_socket_path"], [default dnstap socket path])
1692 AC_SUBST([DNSTAP_SRC], ["dnstap/dnstap.c dnstap/dnstap.pb-c.c"])
1693 AC_SUBST([DNSTAP_OBJ], ["dnstap.lo dnstap.pb-c.lo"])
1696 AC_SUBST([ENABLE_DNSTAP], [0])
1700 # check for dnscrypt if requested
1702 AC_DEFINE([USE_DNSCRYPT], [1], [Define to 1 to enable dnscrypt support])
1703 AC_SUBST([ENABLE_DNSCRYPT], [1])
1705 AC_SUBST([DNSCRYPT_SRC], ["dnscrypt/dnscrypt.c"])
1706 AC_SUBST([DNSCRYPT_OBJ], ["dnscrypt.lo"])
1709 AC_SUBST([ENABLE_DNSCRYPT], [0])
1713 # check for cachedb if requested
1714 AC_ARG_ENABLE(cachedb, AC_HELP_STRING([--enable-cachedb], [enable cachedb module that can use external cache storage]))
1715 # turn on cachedb when hiredis support is enabled.
1716 if test "$found_libhiredis" = "yes"; then enable_cachedb="yes"; fi
1717 case "$enable_cachedb" in
1719 AC_DEFINE([USE_CACHEDB], [1], [Define to 1 to use cachedb support])
1726 # check for ipsecmod if requested
1727 AC_ARG_ENABLE(ipsecmod, AC_HELP_STRING([--enable-ipsecmod], [Enable ipsecmod module that facilitates opportunistic IPsec]))
1728 case "$enable_ipsecmod" in
1730 AC_DEFINE([USE_IPSECMOD], [1], [Define to 1 to use ipsecmod support.])
1731 IPSECMOD_OBJ="ipsecmod.lo ipsecmod-whitelist.lo"
1732 AC_SUBST(IPSECMOD_OBJ)
1733 IPSECMOD_HEADER='$(srcdir)/ipsecmod/ipsecmod.h $(srcdir)/ipsecmod/ipsecmod-whitelist.h'
1734 AC_SUBST(IPSECMOD_HEADER)
1741 # check for ipset if requested
1742 AC_ARG_ENABLE(ipset, AC_HELP_STRING([--enable-ipset], [enable ipset module]))
1743 case "$enable_ipset" in
1745 AC_DEFINE([USE_IPSET], [1], [Define to 1 to use ipset support])
1746 IPSET_SRC="ipset/ipset.c"
1748 IPSET_OBJ="ipset.lo"
1752 AC_ARG_WITH(libmnl, AC_HELP_STRING([--with-libmnl=path],
1753 [specify explicit path for libmnl.]),
1754 [ ],[ withval="yes" ])
1756 AC_MSG_CHECKING(for libmnl)
1757 if test x_$withval = x_ -o x_$withval = x_yes; then
1758 withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr"
1760 for dir in $withval ; do
1761 if test -f "$dir/include/libmnl/libmnl.h"; then
1763 dnl assume /usr is in default path.
1764 if test "$dir" != "/usr"; then
1765 CPPFLAGS="$CPPFLAGS -I$dir/include"
1766 LDFLAGS="$LDFLAGS -L$dir/lib"
1768 AC_MSG_RESULT(found in $dir)
1773 if test x_$found_libmnl != x_yes; then
1774 AC_ERROR([Could not find libmnl, libmnl.h])
1782 AC_MSG_CHECKING([if ${MAKE:-make} supports $< with implicit rule in scope])
1783 # on openBSD, the implicit rule make $< work.
1784 # on Solaris, it does not work ($? is changed sources, $^ lists dependencies).
1786 cat >conftest.make <<EOF
1789 conftest.lo foo.lo bla.lo:
1790 if test -f "\$<"; then touch \$@; fi
1794 if test -f "\$<"; then touch \$@; fi
1796 conftest.lo: conftest.dir/conftest.c
1799 touch conftest.dir/conftest.c
1800 rm -f conftest.lo conftest.c
1801 ${MAKE:-make} -f conftest.make >/dev/null
1802 rm -f conftest.make conftest.c conftest.dir/conftest.c
1804 if test ! -f conftest.lo; then
1806 SOURCEDETERMINE='echo "$^" | awk "-F " "{print \$$1;}" > .source'
1807 SOURCEFILE='`cat .source`'
1814 AC_SUBST(SOURCEDETERMINE)
1815 AC_SUBST(SOURCEFILE)
1817 # see if we want to build the library or everything
1818 ALLTARGET="alltargets"
1819 INSTALLTARGET="install-all"
1820 AC_ARG_WITH(libunbound-only, AC_HELP_STRING([--with-libunbound-only],
1821 [do not build daemon and tool programs]),
1823 if test "$withval" = "yes"; then
1825 INSTALLTARGET="install-lib"
1828 if test $ALLTARGET = "alltargets"; then
1829 if test $USE_NSS = "yes"; then
1830 AC_ERROR([--with-nss can only be used in combination with --with-libunbound-only.])
1832 if test $USE_NETTLE = "yes"; then
1833 AC_ERROR([--with-nettle can only be used in combination with --with-libunbound-only.])
1838 AC_SUBST(INSTALLTARGET)
1841 if test -n "$LATE_LDFLAGS"; then
1842 LDFLAGS="$LATE_LDFLAGS $LDFLAGS"
1844 # remove start spaces
1845 LDFLAGS=`echo "$LDFLAGS"|sed -e 's/^ *//'`
1846 LIBS=`echo "$LIBS"|sed -e 's/^ *//'`
1848 AC_DEFINE_UNQUOTED([MAXSYSLOGMSGLEN], [10240], [Define to the maximum message length to pass to syslog.])
1851 dnl this must be first AH_CONFIG, to define the flags before any includes.
1852 AHX_CONFIG_EXT_FLAGS
1856 #ifndef _OPENBSD_SOURCE
1857 #define _OPENBSD_SOURCE 1
1860 #ifndef UNBOUND_DEBUG
1866 /** Use small-ldns codebase */
1869 # define LDNS_BUILD_CONFIG_HAVE_SSL 1
1882 #ifdef HAVE_STDARG_H
1886 #ifdef HAVE_STDINT_H
1892 #if HAVE_SYS_PARAM_H
1893 #include <sys/param.h>
1896 #ifdef HAVE_SYS_SOCKET_H
1897 #include <sys/socket.h>
1900 #ifdef HAVE_SYS_UIO_H
1901 #include <sys/uio.h>
1904 #ifdef HAVE_NETINET_IN_H
1905 #include <netinet/in.h>
1908 #ifdef HAVE_NETINET_TCP_H
1909 #include <netinet/tcp.h>
1912 #ifdef HAVE_ARPA_INET_H
1913 #include <arpa/inet.h>
1916 #ifdef HAVE_WINSOCK2_H
1917 #include <winsock2.h>
1920 #ifdef HAVE_WS2TCPIP_H
1921 #include <ws2tcpip.h>
1925 #define ARG_LL "%ll"
1927 #define ARG_LL "%I64"
1931 #define AF_LOCAL AF_UNIX
1935 AHX_CONFIG_FORMAT_ATTRIBUTE
1936 AHX_CONFIG_UNUSED_ATTRIBUTE
1938 AHX_CONFIG_MAXHOSTNAMELEN
1939 #if !defined(HAVE_SNPRINTF) || defined(SNPRINTF_RET_BROKEN)
1940 #define snprintf snprintf_unbound
1941 #define vsnprintf vsnprintf_unbound
1943 int snprintf (char *str, size_t count, const char *fmt, ...);
1944 int vsnprintf (char *str, size_t count, const char *fmt, va_list arg);
1945 #endif /* HAVE_SNPRINTF or SNPRINTF_RET_BROKEN */
1946 AHX_CONFIG_INET_PTON(unbound)
1947 AHX_CONFIG_INET_NTOP(unbound)
1948 AHX_CONFIG_INET_ATON(unbound)
1949 AHX_CONFIG_MEMMOVE(unbound)
1950 AHX_CONFIG_STRLCAT(unbound)
1951 AHX_CONFIG_STRLCPY(unbound)
1952 AHX_CONFIG_GMTIME_R(unbound)
1953 AHX_CONFIG_REALLOCARRAY(unbound)
1954 AHX_CONFIG_W32_SLEEP
1955 AHX_CONFIG_W32_USLEEP
1956 AHX_CONFIG_W32_RANDOM
1957 AHX_CONFIG_W32_SRANDOM
1958 AHX_CONFIG_W32_FD_SET_T
1959 AHX_CONFIG_IPV6_MIN_MTU
1960 AHX_MEMCMP_BROKEN(unbound)
1963 #ifndef HAVE_CTIME_R
1964 #define ctime_r unbound_ctime_r
1965 char *ctime_r(const time_t *timep, char *buf);
1969 #define strsep unbound_strsep
1970 char *strsep(char **stringp, const char *delim);
1973 #ifndef HAVE_ISBLANK
1974 #define isblank unbound_isblank
1978 #ifndef HAVE_EXPLICIT_BZERO
1979 #define explicit_bzero unbound_explicit_bzero
1980 void explicit_bzero(void* buf, size_t len);
1983 #if defined(HAVE_INET_NTOP) && !HAVE_DECL_INET_NTOP
1984 const char *inet_ntop(int af, const void *src, char *dst, size_t size);
1987 #if defined(HAVE_INET_PTON) && !HAVE_DECL_INET_PTON
1988 int inet_pton(int af, const char* src, void* dst);
1991 #if !defined(HAVE_STRPTIME) || !defined(STRPTIME_WORKS)
1992 #define strptime unbound_strptime
1994 char *strptime(const char *s, const char *format, struct tm *tm);
1997 #if !HAVE_DECL_REALLOCARRAY
1998 void *reallocarray(void *ptr, size_t nmemb, size_t size);
2002 #include <bsd/string.h>
2003 #include <bsd/stdlib.h>
2006 #ifdef HAVE_LIBRESSL
2007 # if !HAVE_DECL_STRLCPY
2008 size_t strlcpy(char *dst, const char *src, size_t siz);
2010 # if !HAVE_DECL_STRLCAT
2011 size_t strlcat(char *dst, const char *src, size_t siz);
2013 # if !HAVE_DECL_ARC4RANDOM && defined(HAVE_ARC4RANDOM)
2014 uint32_t arc4random(void);
2016 # if !HAVE_DECL_ARC4RANDOM_UNIFORM && defined(HAVE_ARC4RANDOM_UNIFORM)
2017 uint32_t arc4random_uniform(uint32_t upper_bound);
2019 #endif /* HAVE_LIBRESSL */
2020 #ifndef HAVE_ARC4RANDOM
2021 int getentropy(void* buf, size_t len);
2022 uint32_t arc4random(void);
2023 void arc4random_buf(void* buf, size_t n);
2024 void _ARC4_LOCK(void);
2025 void _ARC4_UNLOCK(void);
2026 void _ARC4_LOCK_DESTROY(void);
2028 #ifndef HAVE_ARC4RANDOM_UNIFORM
2029 uint32_t arc4random_uniform(uint32_t upper_bound);
2031 #ifdef COMPAT_SHA512
2032 #ifndef SHA512_DIGEST_LENGTH
2033 #define SHA512_BLOCK_LENGTH 128
2034 #define SHA512_DIGEST_LENGTH 64
2035 #define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1)
2036 typedef struct _SHA512_CTX {
2038 uint64_t bitcount[2];
2039 uint8_t buffer[SHA512_BLOCK_LENGTH];
2041 #endif /* SHA512_DIGEST_LENGTH */
2042 void SHA512_Init(SHA512_CTX*);
2043 void SHA512_Update(SHA512_CTX*, void*, size_t);
2044 void SHA512_Final(uint8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*);
2045 unsigned char *SHA512(void* data, unsigned int data_len, unsigned char *digest);
2046 #endif /* COMPAT_SHA512 */
2050 #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))
2051 /* using version of libevent that is not threadsafe. */
2052 # define LIBEVENT_SIGNAL_PROBLEM 1
2055 #ifndef CHECKED_INET6
2056 # define CHECKED_INET6
2060 # define AF_INET6 28
2062 #endif /* CHECKED_INET6 */
2064 #ifndef HAVE_GETADDRINFO
2065 struct sockaddr_storage;
2066 #include "compat/fake-rfc2553.h"
2069 #ifdef UNBOUND_ALLOC_STATS
2070 # define malloc(s) unbound_stat_malloc_log(s, __FILE__, __LINE__, __func__)
2071 # define calloc(n,s) unbound_stat_calloc_log(n, s, __FILE__, __LINE__, __func__)
2072 # define free(p) unbound_stat_free_log(p, __FILE__, __LINE__, __func__)
2073 # define realloc(p,s) unbound_stat_realloc_log(p, s, __FILE__, __LINE__, __func__)
2074 void *unbound_stat_malloc(size_t size);
2075 void *unbound_stat_calloc(size_t nmemb, size_t size);
2076 void unbound_stat_free(void *ptr);
2077 void *unbound_stat_realloc(void *ptr, size_t size);
2078 void *unbound_stat_malloc_log(size_t size, const char* file, int line,
2080 void *unbound_stat_calloc_log(size_t nmemb, size_t size, const char* file,
2081 int line, const char* func);
2082 void unbound_stat_free_log(void *ptr, const char* file, int line,
2084 void *unbound_stat_realloc_log(void *ptr, size_t size, const char* file,
2085 int line, const char* func);
2086 #elif defined(UNBOUND_ALLOC_LITE)
2087 # include "util/alloc.h"
2088 #endif /* UNBOUND_ALLOC_LITE and UNBOUND_ALLOC_STATS */
2090 /** default port for DNS traffic. */
2091 #define UNBOUND_DNS_PORT 53
2092 /** default port for DNS over TLS traffic. */
2093 #define UNBOUND_DNS_OVER_TLS_PORT 853
2094 /** default port for unbound control traffic, registered port with IANA,
2095 ub-dns-control 8953/tcp unbound dns nameserver control */
2096 #define UNBOUND_CONTROL_PORT 8953
2097 /** the version of unbound-control that this software implements */
2098 #define UNBOUND_CONTROL_VERSION 1
2102 dnl if we build from source tree, the man pages need @date@ and @version@
2103 dnl if this is a distro tarball, that was already done by makedist.sh
2104 AC_SUBST(version, [VERSION_MAJOR.VERSION_MINOR.VERSION_MICRO])
2105 AC_SUBST(date, [`date +'%b %e, %Y'`])
2107 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 dnscrypt/dnscrypt_config.h contrib/libunbound.pc contrib/unbound.socket contrib/unbound.service contrib/unbound_portable.service])
2108 AC_CONFIG_HEADER([config.h])