1# -*- Autoconf -*- 2# Process this file with autoconf to produce a configure script. 3AC_PREREQ(2.56) 4sinclude(acx_nlnetlabs.m4) 5sinclude(ax_pthread.m4) 6sinclude(acx_python.m4) 7sinclude(ac_pkg_swig.m4) 8sinclude(dnstap/dnstap.m4) 9sinclude(dnscrypt/dnscrypt.m4) 10 11# must be numbers. ac_defun because of later processing 12m4_define([VERSION_MAJOR],[1]) 13m4_define([VERSION_MINOR],[8]) 14m4_define([VERSION_MICRO],[1]) 15AC_INIT(unbound, m4_defn([VERSION_MAJOR]).m4_defn([VERSION_MINOR]).m4_defn([VERSION_MICRO]), unbound-bugs@nlnetlabs.nl, unbound) 16AC_SUBST(UNBOUND_VERSION_MAJOR, [VERSION_MAJOR]) 17AC_SUBST(UNBOUND_VERSION_MINOR, [VERSION_MINOR]) 18AC_SUBST(UNBOUND_VERSION_MICRO, [VERSION_MICRO]) 19 20LIBUNBOUND_CURRENT=8 21LIBUNBOUND_REVISION=1 22LIBUNBOUND_AGE=0 23# 1.0.0 had 0:12:0 24# 1.0.1 had 0:13:0 25# 1.0.2 had 0:14:0 26# 1.1.0 had 0:15:0 27# 1.1.1 had 0:16:0 28# 1.2.0 had 0:17:0 29# 1.2.1 had 0:18:0 30# 1.3.0 had 1:0:0 # ub_cancel and -export-symbols. 31# 1.3.1 had 1:1:0 32# 1.3.2 had 1:2:0 33# 1.3.3 had 1:3:0 34# 1.3.4 had 1:4:0 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 37# 1.4.1 had 2:1:0 38# 1.4.2 had 2:2:0 39# 1.4.3 had 2:3:0 40# 1.4.4 had 2:4:0 41# 1.4.5 had 2:5:0 42# 1.4.6 had 2:6:0 43# 1.4.7 had 2:7:0 44# 1.4.8 had 2:8:0 45# 1.4.9 had 2:9:0 46# 1.4.10 had 2:10:0 47# 1.4.11 had 2:11:0 48# 1.4.12 had 2:12:0 49# 1.4.13 had 2:13:0 50# and 1.4.13p1 and 1.4.13.p2 51# 1.4.14 had 2:14:0 52# 1.4.15 had 3:0:1 # adds ub_version() 53# 1.4.16 had 3:1:1 54# 1.4.17 had 3:2:1 55# 1.4.18 had 3:3:1 56# 1.4.19 had 3:4:1 57# 1.4.20 had 4:0:2 # adds libunbound.ttl # but shipped 3:5:1 58# 1.4.21 had 4:1:2 59# 1.4.22 had 4:1:2 60# 1.5.0 had 5:3:3 # adds ub_ctx_add_ta_autr 61# 1.5.1 had 5:3:3 62# 1.5.2 had 5:5:3 63# 1.5.3 had 5:6:3 64# 1.5.4 had 5:7:3 65# 1.5.5 had 5:8:3 66# 1.5.6 had 5:9:3 67# 1.5.7 had 5:10:3 68# 1.5.8 had 6:0:4 # adds ub_ctx_set_stub 69# 1.5.9 had 6:1:4 70# 1.5.10 had 6:2:4 71# 1.6.0 had 6:3:4 72# 1.6.1 had 7:0:5 # ub_callback_t typedef renamed to ub_callback_type 73# 1.6.2 had 7:1:5 74# 1.6.3 had 7:2:5 75# 1.6.4 had 7:3:5 76# 1.6.5 had 7:4:5 77# 1.6.6 had 7:5:5 78# 1.6.7 had 7:6:5 79# 1.6.8 had 7:7:5 80# 1.7.0 had 7:8:5 81# 1.7.1 had 7:9:5 82# 1.7.2 had 7:10:5 83# 1.7.3 had 7:11:5 84# 1.8.0 had 8:0:0 # changes the event callback function signature 85# 1.8.1 had 8:1:0 86 87# Current -- the number of the binary API that we're implementing 88# Revision -- which iteration of the implementation of the binary 89# API are we supplying? 90# Age -- How many previous binary API versions do we also 91# support? 92# 93# If we release a new version that does not change the binary API, 94# increment Revision. 95# 96# If we release a new version that changes the binary API, but does 97# not break programs compiled against the old binary API, increment 98# Current and Age. Set Revision to 0, since this is the first 99# implementation of the new API. 100# 101# Otherwise, we're changing the binary API and breaking backward 102# compatibility with old binaries. Increment Current. Set Age to 0, 103# since we're backward compatible with no previous APIs. Set Revision 104# to 0 too. 105AC_SUBST(LIBUNBOUND_CURRENT) 106AC_SUBST(LIBUNBOUND_REVISION) 107AC_SUBST(LIBUNBOUND_AGE) 108 109CFLAGS="$CFLAGS" 110AC_AIX 111if test "$ac_cv_header_minix_config_h" = "yes"; then 112 AC_DEFINE(_NETBSD_SOURCE,1, [Enable for compile on Minix]) 113fi 114 115dnl 116dnl By default set prefix to /usr/local 117dnl 118case "$prefix" in 119 NONE) 120 prefix="/usr/local" 121 ;; 122esac 123case "$exec_prefix" in 124 NONE) 125 exec_prefix="$prefix" 126 ;; 127esac 128 129# are we on MinGW? 130if uname -s 2>&1 | grep MINGW32 >/dev/null; then on_mingw="yes" 131else 132 if echo $host $target | grep mingw32 >/dev/null; then on_mingw="yes" 133 else on_mingw="no"; fi 134fi 135 136# 137# Determine configuration file 138# the eval is to evaluate shell expansion twice 139UNBOUND_SBIN_DIR=`eval echo "${sbindir}"` 140AC_SUBST(UNBOUND_SBIN_DIR) 141UNBOUND_SYSCONF_DIR=`eval echo "${sysconfdir}"` 142AC_SUBST(UNBOUND_SYSCONF_DIR) 143UNBOUND_LOCALSTATE_DIR=`eval echo "${localstatedir}"` 144AC_SUBST(UNBOUND_LOCALSTATE_DIR) 145if test $on_mingw = "no"; then 146 ub_conf_file=`eval echo "${sysconfdir}/unbound/unbound.conf"` 147else 148 ub_conf_file="C:\\Program Files\\Unbound\\service.conf" 149fi 150AC_ARG_WITH([conf_file], 151 AC_HELP_STRING([--with-conf-file=path], 152 [Pathname to the Unbound configuration file]), 153 [ub_conf_file="$withval"]) 154AC_SUBST(ub_conf_file) 155ACX_ESCAPE_BACKSLASH($ub_conf_file, hdr_config) 156AC_DEFINE_UNQUOTED(CONFIGFILE, ["$hdr_config"], [Pathname to the Unbound configuration file]) 157ub_conf_dir=`AS_DIRNAME(["$ub_conf_file"])` 158AC_SUBST(ub_conf_dir) 159 160# Determine run, chroot directory and pidfile locations 161AC_ARG_WITH(run-dir, 162 AC_HELP_STRING([--with-run-dir=path], 163 [set default directory to chdir to (by default dir part of cfg file)]), 164 UNBOUND_RUN_DIR="$withval", 165if test $on_mingw = no; then 166 UNBOUND_RUN_DIR=`dirname "$ub_conf_file"` 167else 168 UNBOUND_RUN_DIR="" 169fi 170) 171AC_SUBST(UNBOUND_RUN_DIR) 172ACX_ESCAPE_BACKSLASH($UNBOUND_RUN_DIR, hdr_run) 173AC_DEFINE_UNQUOTED(RUN_DIR, ["$hdr_run"], [Directory to chdir to]) 174 175AC_ARG_WITH(chroot-dir, 176 AC_HELP_STRING([--with-chroot-dir=path], 177 [set default directory to chroot to (by default same as run-dir)]), 178 UNBOUND_CHROOT_DIR="$withval", 179if test $on_mingw = no; then 180 UNBOUND_CHROOT_DIR="$UNBOUND_RUN_DIR" 181else 182 UNBOUND_CHROOT_DIR="" 183fi 184) 185AC_SUBST(UNBOUND_CHROOT_DIR) 186ACX_ESCAPE_BACKSLASH($UNBOUND_CHROOT_DIR, hdr_chroot) 187AC_DEFINE_UNQUOTED(CHROOT_DIR, ["$hdr_chroot"], [Directory to chroot to]) 188 189AC_ARG_WITH(share-dir, 190 AC_HELP_STRING([--with-share-dir=path], 191 [set default directory with shared data (by default same as share/unbound)]), 192 UNBOUND_SHARE_DIR="$withval", 193 UNBOUND_SHARE_DIR="$UNBOUND_RUN_DIR") 194AC_SUBST(UNBOUND_SHARE_DIR) 195AC_DEFINE_UNQUOTED(SHARE_DIR, ["$UNBOUND_SHARE_DIR"], [Shared data]) 196 197AC_ARG_WITH(pidfile, 198 AC_HELP_STRING([--with-pidfile=filename], 199 [set default pathname to unbound pidfile (default run-dir/unbound.pid)]), 200 UNBOUND_PIDFILE="$withval", 201if test $on_mingw = no; then 202 UNBOUND_PIDFILE="$UNBOUND_RUN_DIR/unbound.pid" 203else 204 UNBOUND_PIDFILE="" 205fi 206) 207AC_SUBST(UNBOUND_PIDFILE) 208ACX_ESCAPE_BACKSLASH($UNBOUND_PIDFILE, hdr_pid) 209AC_DEFINE_UNQUOTED(PIDFILE, ["$hdr_pid"], [default pidfile location]) 210 211AC_ARG_WITH(rootkey-file, 212 AC_HELP_STRING([--with-rootkey-file=filename], 213 [set default pathname to root key file (default run-dir/root.key). This file is read and written.]), 214 UNBOUND_ROOTKEY_FILE="$withval", 215if test $on_mingw = no; then 216 UNBOUND_ROOTKEY_FILE="$UNBOUND_RUN_DIR/root.key" 217else 218 UNBOUND_ROOTKEY_FILE="C:\\Program Files\\Unbound\\root.key" 219fi 220) 221AC_SUBST(UNBOUND_ROOTKEY_FILE) 222ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTKEY_FILE, hdr_rkey) 223AC_DEFINE_UNQUOTED(ROOT_ANCHOR_FILE, ["$hdr_rkey"], [default rootkey location]) 224 225AC_ARG_WITH(rootcert-file, 226 AC_HELP_STRING([--with-rootcert-file=filename], 227 [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.]), 228 UNBOUND_ROOTCERT_FILE="$withval", 229if test $on_mingw = no; then 230 UNBOUND_ROOTCERT_FILE="$UNBOUND_RUN_DIR/icannbundle.pem" 231else 232 UNBOUND_ROOTCERT_FILE="C:\\Program Files\\Unbound\\icannbundle.pem" 233fi 234) 235AC_SUBST(UNBOUND_ROOTCERT_FILE) 236ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTCERT_FILE, hdr_rpem) 237AC_DEFINE_UNQUOTED(ROOT_CERT_FILE, ["$hdr_rpem"], [default rootcert location]) 238 239AC_ARG_WITH(username, 240 AC_HELP_STRING([--with-username=user], 241 [set default user that unbound changes to (default user is unbound)]), 242 UNBOUND_USERNAME="$withval", 243 UNBOUND_USERNAME="unbound") 244AC_SUBST(UNBOUND_USERNAME) 245AC_DEFINE_UNQUOTED(UB_USERNAME, ["$UNBOUND_USERNAME"], [default username]) 246 247AC_DEFINE(WINVER, 0x0502, [the version of the windows API enabled]) 248ACX_RSRC_VERSION(wnvs) 249AC_DEFINE_UNQUOTED(RSRC_PACKAGE_VERSION, [$wnvs], [version number for resource files]) 250 251# Checks for typedefs, structures, and compiler characteristics. 252AC_C_CONST 253AC_LANG_C 254# allow user to override the -g -O2 flags. 255default_cflags=no 256if test "x$CFLAGS" = "x" ; then 257ACX_CHECK_COMPILER_FLAG(g, [CFLAGS="$CFLAGS -g"]) 258ACX_CHECK_COMPILER_FLAG(O2, [CFLAGS="$CFLAGS -O2"]) 259default_cflags=yes 260fi 261AC_PROG_CC 262ACX_DEPFLAG 263ACX_DETERMINE_EXT_FLAGS_UNBOUND 264 265# debug mode flags warnings 266AC_ARG_ENABLE(checking, AC_HELP_STRING([--enable-checking], [Enable warnings, asserts, makefile-dependencies])) 267AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug], [same as enable-checking])) 268if test "$enable_debug" = "yes"; then debug_enabled="$enable_debug"; 269else debug_enabled="$enable_checking"; fi 270AC_SUBST(debug_enabled) 271case "$debug_enabled" in 272 yes) 273 ACX_CHECK_COMPILER_FLAG(W, [CFLAGS="$CFLAGS -W"]) 274 ACX_CHECK_COMPILER_FLAG(Wall, [CFLAGS="$CFLAGS -Wall"]) 275 ACX_CHECK_COMPILER_FLAG(Wextra, [CFLAGS="$CFLAGS -Wextra"]) 276 ACX_CHECK_COMPILER_FLAG(Wdeclaration-after-statement, [CFLAGS="$CFLAGS -Wdeclaration-after-statement"]) 277 AC_DEFINE([UNBOUND_DEBUG], [], [define this to enable debug checks.]) 278 ;; 279 no|*) 280 # nothing to do. 281 ;; 282esac 283if test "$default_cflags" = "yes"; then 284 # only when CFLAGS was "" at the start, if the users wants to 285 # override we shouldn't add default cflags, because they wouldn't 286 # be able to turn off these options and set the CFLAGS wanted. 287 ACX_CHECK_FLTO 288 ACX_CHECK_PIE 289 ACX_CHECK_RELRO_NOW 290fi 291 292AC_C_INLINE 293ACX_CHECK_FORMAT_ATTRIBUTE 294ACX_CHECK_UNUSED_ATTRIBUTE 295 296AC_DEFUN([CHECK_WEAK_ATTRIBUTE], 297[AC_REQUIRE([AC_PROG_CC]) 298AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "weak" attribute) 299AC_CACHE_VAL(ac_cv_c_weak_attribute, 300[ac_cv_c_weak_attribute=no 301AC_TRY_COMPILE( 302[ #include <stdio.h> 303__attribute__((weak)) void f(int x) { printf("%d", x); } 304], [ 305 f(1); 306], 307[ac_cv_c_weak_attribute="yes"], 308[ac_cv_c_weak_attribute="no"]) 309]) 310 311AC_MSG_RESULT($ac_cv_c_weak_attribute) 312if test $ac_cv_c_weak_attribute = yes; then 313 AC_DEFINE(HAVE_ATTR_WEAK, 1, [Whether the C compiler accepts the "weak" attribute]) 314 AC_DEFINE(ATTR_WEAK, [__attribute__((weak))], [apply the weak attribute to a symbol]) 315fi 316])dnl End of CHECK_WEAK_ATTRIBUTE 317 318CHECK_WEAK_ATTRIBUTE 319 320AC_DEFUN([CHECK_NORETURN_ATTRIBUTE], 321[AC_REQUIRE([AC_PROG_CC]) 322AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "noreturn" attribute) 323AC_CACHE_VAL(ac_cv_c_noreturn_attribute, 324[ac_cv_c_noreturn_attribute=no 325AC_TRY_COMPILE( 326[ #include <stdio.h> 327__attribute__((noreturn)) void f(int x) { printf("%d", x); } 328], [ 329 f(1); 330], 331[ac_cv_c_noreturn_attribute="yes"], 332[ac_cv_c_noreturn_attribute="no"]) 333]) 334 335AC_MSG_RESULT($ac_cv_c_noreturn_attribute) 336if test $ac_cv_c_noreturn_attribute = yes; then 337 AC_DEFINE(HAVE_ATTR_NORETURN, 1, [Whether the C compiler accepts the "noreturn" attribute]) 338 AC_DEFINE(ATTR_NORETURN, [__attribute__((__noreturn__))], [apply the noreturn attribute to a function that exits the program]) 339fi 340])dnl End of CHECK_NORETURN_ATTRIBUTE 341 342CHECK_NORETURN_ATTRIBUTE 343 344if test "$srcdir" != "."; then 345 CPPFLAGS="$CPPFLAGS -I$srcdir" 346fi 347 348AC_DEFUN([ACX_YYLEX_DESTROY], [ 349 AC_MSG_CHECKING([for yylex_destroy]) 350 if echo %% | $LEX -t 2>&1 | grep yylex_destroy >/dev/null 2>&1; then 351 AC_DEFINE(LEX_HAS_YYLEX_DESTROY, 1, [if lex has yylex_destroy]) 352 AC_MSG_RESULT(yes) 353 else AC_MSG_RESULT(no); 354 LEX=":" 355 fi 356]) 357 358AC_DEFUN([ACX_YYLEX_OPTION], [ 359 AC_MSG_CHECKING([for lex %option]) 360 if cat <<EOF | $LEX -t 2>&1 | grep yy_delete_buffer >/dev/null 2>&1; then 361%option nounput 362%% 363EOF 364 AC_MSG_RESULT(yes) 365 else AC_MSG_RESULT(no); 366 LEX=":" 367 fi 368]) 369 370AC_PROG_LEX 371if test "$LEX" != "" -a "$LEX" != ":"; then 372ACX_YYLEX_DESTROY 373fi 374if test "$LEX" != "" -a "$LEX" != ":"; then 375ACX_YYLEX_OPTION 376fi 377AC_PROG_YACC 378AC_CHECK_PROG(doxygen, doxygen, doxygen) 379AC_CHECK_TOOL(STRIP, strip) 380ACX_LIBTOOL_C_ONLY 381 382# Checks for header files. 383AC_CHECK_HEADERS([stdarg.h stdbool.h netinet/in.h netinet/tcp.h sys/param.h sys/socket.h sys/un.h sys/uio.h sys/resource.h arpa/inet.h syslog.h netdb.h sys/wait.h pwd.h glob.h grp.h login_cap.h winsock2.h ws2tcpip.h endian.h sys/endian.h libkern/OSByteOrder.h sys/ipc.h sys/shm.h],,, [AC_INCLUDES_DEFAULT]) 384 385# check for types. 386# Using own tests for int64* because autoconf builtin only give 32bit. 387AC_CHECK_TYPE(int8_t, signed char) 388AC_CHECK_TYPE(int16_t, short) 389AC_CHECK_TYPE(int32_t, int) 390AC_CHECK_TYPE(int64_t, long long) 391AC_CHECK_TYPE(uint8_t, unsigned char) 392AC_CHECK_TYPE(uint16_t, unsigned short) 393AC_CHECK_TYPE(uint32_t, unsigned int) 394AC_CHECK_TYPE(uint64_t, unsigned long long) 395AC_TYPE_SIZE_T 396AC_CHECK_TYPE(ssize_t, int) 397AC_TYPE_UID_T 398AC_TYPE_PID_T 399AC_TYPE_OFF_T 400ACX_TYPE_U_CHAR 401ACX_TYPE_RLIM_T 402ACX_TYPE_SOCKLEN_T 403ACX_TYPE_IN_ADDR_T 404ACX_TYPE_IN_PORT_T 405ACX_CHECK_MEMCMP_SIGNED 406 407AC_CHECK_SIZEOF(time_t,,[ 408AC_INCLUDES_DEFAULT 409#ifdef TIME_WITH_SYS_TIME 410# include <sys/time.h> 411# include <time.h> 412#else 413# ifdef HAVE_SYS_TIME_H 414# include <sys/time.h> 415# else 416# include <time.h> 417# endif 418#endif 419]) 420 421# add option to disable the evil rpath 422ACX_ARG_RPATH 423AC_SUBST(RUNTIME_PATH) 424 425# check to see if libraries are needed for these functions. 426AC_SEARCH_LIBS([inet_pton], [nsl]) 427AC_SEARCH_LIBS([socket], [socket]) 428 429# check wether strptime also works 430AC_DEFUN([AC_CHECK_STRPTIME_WORKS], 431[AC_REQUIRE([AC_PROG_CC]) 432AC_MSG_CHECKING(whether strptime works) 433if test c${cross_compiling} = cno; then 434AC_RUN_IFELSE([AC_LANG_SOURCE([[ 435#define _XOPEN_SOURCE 600 436#include <time.h> 437int main(void) { struct tm tm; char *res; 438res = 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); 439if (!res) return 2; 440res = strptime("20070207111842", "%Y%m%d%H%M%S", &tm); 441if (!res) return 1; return 0; } 442]])] , [eval "ac_cv_c_strptime_works=yes"], [eval "ac_cv_c_strptime_works=no"]) 443else 444eval "ac_cv_c_strptime_works=maybe" 445fi 446AC_MSG_RESULT($ac_cv_c_strptime_works) 447if test $ac_cv_c_strptime_works = no; then 448AC_LIBOBJ(strptime) 449else 450AC_DEFINE_UNQUOTED([STRPTIME_WORKS], 1, [use default strptime.]) 451fi 452])dnl 453 454# check some functions of the OS before linking libs (while still runnable). 455AC_FUNC_CHOWN 456AC_FUNC_FORK 457AC_TYPE_SIGNAL 458AC_FUNC_FSEEKO 459ACX_SYS_LARGEFILE 460ACX_CHECK_NONBLOCKING_BROKEN 461ACX_MKDIR_ONE_ARG 462AC_CHECK_FUNCS([strptime],[AC_CHECK_STRPTIME_WORKS],[AC_LIBOBJ([strptime])]) 463 464# check if we can use SO_REUSEPORT 465if echo "$host" | grep -i -e linux -e dragonfly >/dev/null; then 466 AC_DEFINE(REUSEPORT_DEFAULT, 1, [if REUSEPORT is enabled by default]) 467else 468 AC_DEFINE(REUSEPORT_DEFAULT, 0, [if REUSEPORT is enabled by default]) 469fi 470 471# set memory allocation checking if requested 472AC_ARG_ENABLE(alloc-checks, AC_HELP_STRING([--enable-alloc-checks], 473 [ enable to memory allocation statistics, for debug purposes ]), 474 , ) 475AC_ARG_ENABLE(alloc-lite, AC_HELP_STRING([--enable-alloc-lite], 476 [ enable for lightweight alloc assertions, for debug purposes ]), 477 , ) 478AC_ARG_ENABLE(alloc-nonregional, AC_HELP_STRING([--enable-alloc-nonregional], 479 [ enable nonregional allocs, slow but exposes regional allocations to other memory purifiers, for debug purposes ]), 480 , ) 481if test x_$enable_alloc_nonregional = x_yes; then 482 AC_DEFINE(UNBOUND_ALLOC_NONREGIONAL, 1, [use malloc not regions, for debug use]) 483fi 484if test x_$enable_alloc_checks = x_yes; then 485 AC_DEFINE(UNBOUND_ALLOC_STATS, 1, [use statistics for allocs and frees, for debug use]) 486else 487 if test x_$enable_alloc_lite = x_yes; then 488 AC_DEFINE(UNBOUND_ALLOC_LITE, 1, [use to enable lightweight alloc assertions, for debug use]) 489 else 490 ACX_FUNC_MALLOC([unbound]) 491 fi 492fi 493 494# check windows threads (we use them, not pthreads, on windows). 495if test "$on_mingw" = "yes"; then 496# check windows threads 497 AC_CHECK_HEADERS([windows.h],,, [AC_INCLUDES_DEFAULT]) 498 AC_MSG_CHECKING([for CreateThread]) 499 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([ 500#ifdef HAVE_WINDOWS_H 501#include <windows.h> 502#endif 503], [ 504 HANDLE t = CreateThread(NULL, 0, NULL, NULL, 0, NULL); 505])], 506 AC_MSG_RESULT(yes) 507 AC_DEFINE(HAVE_WINDOWS_THREADS, 1, [Using Windows threads]) 508, 509 AC_MSG_RESULT(no) 510) 511 512else 513# not on mingw, check thread libraries. 514 515# check for thread library. 516# check this first, so that the pthread lib does not get linked in via 517# libssl or libpython, and thus distorts the tests, and we end up using 518# the non-threadsafe C libraries. 519AC_ARG_WITH(pthreads, AC_HELP_STRING([--with-pthreads], 520 [use pthreads library, or --without-pthreads to disable threading support.]), 521 [ ],[ withval="yes" ]) 522ub_have_pthreads=no 523if test x_$withval != x_no; then 524 AX_PTHREAD([ 525 AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.]) 526 if test -n "$PTHREAD_LIBS"; then 527 LIBS="$PTHREAD_LIBS $LIBS" 528 fi 529 CFLAGS="$CFLAGS $PTHREAD_CFLAGS" 530 CC="$PTHREAD_CC" 531 ub_have_pthreads=yes 532 AC_CHECK_TYPES([pthread_spinlock_t, pthread_rwlock_t],,,[#include <pthread.h>]) 533 534 if echo "$CFLAGS" | $GREP -e "-pthread" >/dev/null; then 535 AC_MSG_CHECKING([if -pthread unused during linking]) 536 # catch clang warning 'argument unused during compilation' 537 AC_LANG_CONFTEST([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT 538[[ 539int main(void) {return 0;} 540]])]) 541 pthread_unused="yes" 542 # first compile 543 echo "$CC $CFLAGS -c conftest.c -o conftest.o" >&AS_MESSAGE_LOG_FD 544 $CC $CFLAGS -c conftest.c -o conftest.o 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD 545 if test $? = 0; then 546 # then link 547 echo "$CC $CFLAGS -Werror $LDFLAGS $LIBS -o conftest contest.o" >&AS_MESSAGE_LOG_FD 548 $CC $CFLAGS -Werror $LDFLAGS $LIBS -o conftest conftest.o 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD 549 if test $? -ne 0; then 550 AC_MSG_RESULT(yes) 551 CFLAGS=`echo "$CFLAGS" | sed -e 's/-pthread//'` 552 PTHREAD_CFLAGS_ONLY="-pthread" 553 AC_SUBST(PTHREAD_CFLAGS_ONLY) 554 else 555 AC_MSG_RESULT(no) 556 fi 557 else 558 AC_MSG_RESULT(no) 559 fi # endif cc successful 560 rm -f conftest conftest.c conftest.o 561 fi # endif -pthread in CFLAGS 562 563 ]) 564fi 565 566# check solaris thread library 567AC_ARG_WITH(solaris-threads, AC_HELP_STRING([--with-solaris-threads], 568 [use solaris native thread library.]), [ ],[ withval="no" ]) 569ub_have_sol_threads=no 570if test x_$withval != x_no; then 571 if test x_$ub_have_pthreads != x_no; then 572 AC_WARN([Have pthreads already, ignoring --with-solaris-threads]) 573 else 574 AC_SEARCH_LIBS(thr_create, [thread], 575 [ 576 AC_DEFINE(HAVE_SOLARIS_THREADS, 1, [Using Solaris threads]) 577 578 ACX_CHECK_COMPILER_FLAG(mt, [CFLAGS="$CFLAGS -mt"], 579 [CFLAGS="$CFLAGS -D_REENTRANT"]) 580 ub_have_sol_threads=yes 581 ] , [ 582 AC_ERROR([no solaris threads found.]) 583 ]) 584 fi 585fi 586 587fi # end of non-mingw check of thread libraries 588 589# Check for PyUnbound 590AC_ARG_WITH(pyunbound, 591 AC_HELP_STRING([--with-pyunbound], 592 [build PyUnbound, or --without-pyunbound to skip it. (default=no)]), 593 [], [ withval="no" ]) 594 595ub_test_python=no 596ub_with_pyunbound=no 597if test x_$withval != x_no; then 598 ub_with_pyunbound=yes 599 ub_test_python=yes 600fi 601 602# Check for Python module 603AC_ARG_WITH(pythonmodule, 604 AC_HELP_STRING([--with-pythonmodule], 605 [build Python module, or --without-pythonmodule to disable script engine. (default=no)]), 606 [], [ withval="no" ]) 607 608ub_with_pythonmod=no 609if test x_$withval != x_no; then 610 ub_with_pythonmod=yes 611 ub_test_python=yes 612fi 613 614# Check for Python & SWIG only on PyUnbound or PyModule 615if test x_$ub_test_python != x_no; then 616 617 # Check for Python 618 ub_have_python=no 619 ac_save_LIBS="$LIBS" dnl otherwise AC_PYTHON_DEVEL thrashes $LIBS 620 AC_PYTHON_DEVEL 621 if test ! -z "$PYTHON_VERSION"; then 622 if test `$PYTHON -c "print('$PYTHON_VERSION' >= '2.4.0')"` = "False"; then 623 AC_ERROR([Python version >= 2.4.0 is required]) 624 fi 625 626 [PY_MAJOR_VERSION="`$PYTHON -c \"import sys; print(sys.version_info[0])\"`"] 627 AC_SUBST(PY_MAJOR_VERSION) 628 # Have Python 629 AC_DEFINE(HAVE_PYTHON,1,[Define if you have Python libraries and header files.]) 630 if test -n "$LIBS"; then 631 LIBS="$PYTHON_LDFLAGS $LIBS" 632 else 633 LIBS="$PYTHON_LDFLAGS" 634 fi 635 if test -n "$CPPFLAGS"; then 636 CPPFLAGS="$CPPFLAGS $PYTHON_CPPFLAGS" 637 else 638 CPPFLAGS="$PYTHON_CPPFLAGS" 639 fi 640 ub_have_python=yes 641 PKG_PROG_PKG_CONFIG 642 PKG_CHECK_EXISTS(["python${PY_MAJOR_VERSION}"], 643 [PC_PY_DEPENDENCY="python${PY_MAJOR_VERSION}"], 644 [PC_PY_DEPENDENCY="python"]) 645 AC_SUBST(PC_PY_DEPENDENCY) 646 647 # Check for SWIG 648 ub_have_swig=no 649 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])) 650 if test "$enable_swig_version_check" = "yes"; then 651 AC_PROG_SWIG(2.0.1) 652 else 653 AC_PROG_SWIG 654 fi 655 AC_MSG_CHECKING(SWIG) 656 if test ! -x "$SWIG"; then 657 AC_ERROR([failed to find swig tool, install it, or do not build Python module and PyUnbound]) 658 else 659 AC_DEFINE(HAVE_SWIG, 1, [Define if you have Swig libraries and header files.]) 660 AC_SUBST(swig, "$SWIG") 661 AC_MSG_RESULT(present) 662 663 # If have Python & SWIG 664 # Declare PythonMod 665 if test x_$ub_with_pythonmod != x_no; then 666 AC_DEFINE(WITH_PYTHONMODULE, 1, [Define if you want Python module.]) 667 WITH_PYTHONMODULE=yes 668 AC_SUBST(WITH_PYTHONMODULE) 669 PYTHONMOD_OBJ="pythonmod.lo pythonmod_utils.lo" 670 AC_SUBST(PYTHONMOD_OBJ) 671 PYTHONMOD_HEADER='$(srcdir)/pythonmod/pythonmod.h' 672 AC_SUBST(PYTHONMOD_HEADER) 673 PYTHONMOD_INSTALL=pythonmod-install 674 AC_SUBST(PYTHONMOD_INSTALL) 675 PYTHONMOD_UNINSTALL=pythonmod-uninstall 676 AC_SUBST(PYTHONMOD_UNINSTALL) 677 fi 678 679 # Declare PyUnbound 680 if test x_$ub_with_pyunbound != x_no; then 681 AC_DEFINE(WITH_PYUNBOUND, 1, [Define if you want PyUnbound.]) 682 WITH_PYUNBOUND=yes 683 AC_SUBST(WITH_PYUNBOUND) 684 PYUNBOUND_OBJ="libunbound_wrap.lo" 685 AC_SUBST(PYUNBOUND_OBJ) 686 PYUNBOUND_TARGET="_unbound.la" 687 AC_SUBST(PYUNBOUND_TARGET) 688 PYUNBOUND_INSTALL=pyunbound-install 689 AC_SUBST(PYUNBOUND_INSTALL) 690 PYUNBOUND_UNINSTALL=pyunbound-uninstall 691 AC_SUBST(PYUNBOUND_UNINSTALL) 692 fi 693 fi 694 else 695 AC_MSG_RESULT([*** Python libraries not found, won't build PythonMod or PyUnbound ***]) 696 ub_with_pyunbound=no 697 ub_with_pythonmod=no 698 fi 699fi 700 701if test "`uname`" = "NetBSD"; then 702 NETBSD_LINTFLAGS='"-D__RENAME(x)=" -D_NETINET_IN_H_' 703 AC_SUBST(NETBSD_LINTFLAGS) 704fi 705CONFIG_DATE=`date +%Y%m%d` 706AC_SUBST(CONFIG_DATE) 707 708# Checks for libraries. 709 710# libnss 711USE_NSS="no" 712AC_ARG_WITH([nss], AC_HELP_STRING([--with-nss=path], 713 [use libnss instead of openssl, installed at path.]), 714 [ 715 USE_NSS="yes" 716 AC_DEFINE(HAVE_NSS, 1, [Use libnss for crypto]) 717 if test "$withval" != "" -a "$withval" != "yes"; then 718 CPPFLAGS="$CPPFLAGS -I$withval/include/nss3" 719 LDFLAGS="$LDFLAGS -L$withval/lib" 720 ACX_RUNTIME_PATH_ADD([$withval/lib]) 721 CPPFLAGS="-I$withval/include/nspr4 $CPPFLAGS" 722 else 723 CPPFLAGS="$CPPFLAGS -I/usr/include/nss3" 724 CPPFLAGS="-I/usr/include/nspr4 $CPPFLAGS" 725 fi 726 LIBS="$LIBS -lnss3 -lnspr4" 727 SSLLIB="" 728 ] 729) 730 731# libnettle 732USE_NETTLE="no" 733AC_ARG_WITH([nettle], AC_HELP_STRING([--with-nettle=path], 734 [use libnettle as crypto library, installed at path.]), 735 [ 736 USE_NETTLE="yes" 737 AC_DEFINE(HAVE_NETTLE, 1, [Use libnettle for crypto]) 738 AC_CHECK_HEADERS([nettle/dsa-compat.h],,, [AC_INCLUDES_DEFAULT]) 739 if test "$withval" != "" -a "$withval" != "yes"; then 740 CPPFLAGS="$CPPFLAGS -I$withval/include/nettle" 741 LDFLAGS="$LDFLAGS -L$withval/lib" 742 ACX_RUNTIME_PATH_ADD([$withval/lib]) 743 else 744 CPPFLAGS="$CPPFLAGS -I/usr/include/nettle" 745 fi 746 LIBS="$LIBS -lhogweed -lnettle -lgmp" 747 SSLLIB="" 748 ] 749) 750 751# openssl 752if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 753ACX_WITH_SSL 754ACX_LIB_SSL 755SSLLIB="-lssl" 756 757# check if -lcrypt32 is needed because CAPIENG needs that. (on windows) 758BAKLIBS="$LIBS" 759LIBS="-lssl $LIBS" 760AC_MSG_CHECKING([if libssl needs -lcrypt32]) 761AC_TRY_LINK_FUNC([HMAC_Update], [ 762 AC_MSG_RESULT([no]) 763 LIBS="$BAKLIBS" 764], [ 765 AC_MSG_RESULT([yes]) 766 LIBS="$BAKLIBS" 767 LIBS="$LIBS -lcrypt32" 768]) 769 770AC_MSG_CHECKING([for LibreSSL]) 771if grep VERSION_TEXT $ssldir/include/openssl/opensslv.h | grep "LibreSSL" >/dev/null; then 772 AC_MSG_RESULT([yes]) 773 AC_DEFINE([HAVE_LIBRESSL], [1], [Define if we have LibreSSL]) 774 # libressl provides these compat functions, but they may also be 775 # declared by the OS in libc. See if they have been declared. 776 AC_CHECK_DECLS([strlcpy,strlcat,arc4random,arc4random_uniform,reallocarray]) 777else 778 AC_MSG_RESULT([no]) 779fi 780AC_CHECK_HEADERS([openssl/conf.h openssl/engine.h openssl/bn.h openssl/dh.h openssl/dsa.h openssl/rsa.h],,, [AC_INCLUDES_DEFAULT]) 781AC_CHECK_FUNCS([OPENSSL_config EVP_sha1 EVP_sha256 EVP_sha512 FIPS_mode EVP_MD_CTX_new OpenSSL_add_all_digests OPENSSL_init_crypto EVP_cleanup ERR_load_crypto_strings CRYPTO_cleanup_all_ex_data ERR_free_strings RAND_cleanup DSA_SIG_set0 EVP_dss1 EVP_DigestVerify]) 782 783# these check_funcs need -lssl 784BAKLIBS="$LIBS" 785LIBS="-lssl $LIBS" 786AC_CHECK_FUNCS([OPENSSL_init_ssl SSL_CTX_set_security_level SSL_set1_host SSL_get0_peername]) 787LIBS="$BAKLIBS" 788 789AC_CHECK_DECLS([SSL_COMP_get_compression_methods,sk_SSL_COMP_pop_free,SSL_CTX_set_ecdh_auto], [], [], [ 790AC_INCLUDES_DEFAULT 791#ifdef HAVE_OPENSSL_ERR_H 792#include <openssl/err.h> 793#endif 794 795#ifdef HAVE_OPENSSL_RAND_H 796#include <openssl/rand.h> 797#endif 798 799#ifdef HAVE_OPENSSL_CONF_H 800#include <openssl/conf.h> 801#endif 802 803#ifdef HAVE_OPENSSL_ENGINE_H 804#include <openssl/engine.h> 805#endif 806#include <openssl/ssl.h> 807#include <openssl/evp.h> 808]) 809fi 810AC_SUBST(SSLLIB) 811 812 813AC_ARG_ENABLE(sha1, AC_HELP_STRING([--disable-sha1], [Disable SHA1 RRSIG support, does not disable nsec3 support])) 814case "$enable_sha1" in 815 no) 816 ;; 817 yes|*) 818 AC_DEFINE([USE_SHA1], [1], [Define this to enable SHA1 support.]) 819 ;; 820esac 821 822 823AC_ARG_ENABLE(sha2, AC_HELP_STRING([--disable-sha2], [Disable SHA256 and SHA512 RRSIG support])) 824case "$enable_sha2" in 825 no) 826 ;; 827 yes|*) 828 AC_DEFINE([USE_SHA2], [1], [Define this to enable SHA256 and SHA512 support.]) 829 ;; 830esac 831 832AC_ARG_ENABLE(subnet, AC_HELP_STRING([--enable-subnet], [Enable client subnet])) 833case "$enable_subnet" in 834 yes) 835 AC_DEFINE([CLIENT_SUBNET], [1], [Define this to enable client subnet option.]) 836 SUBNET_OBJ="edns-subnet.lo subnetmod.lo addrtree.lo subnet-whitelist.lo" 837 AC_SUBST(SUBNET_OBJ) 838 SUBNET_HEADER='$(srcdir)/edns-subnet/subnetmod.h $(srcdir)/edns-subnet/edns-subnet.h $(srcdir)/edns-subnet/subnet-whitelist.h $(srcdir)/edns-subnet/addrtree.h' 839 AC_SUBST(SUBNET_HEADER) 840 ;; 841 no|*) 842 ;; 843esac 844 845# check wether gost also works 846AC_DEFUN([AC_CHECK_GOST_WORKS], 847[AC_REQUIRE([AC_PROG_CC]) 848AC_MSG_CHECKING([if GOST works]) 849if test c${cross_compiling} = cno; then 850BAKCFLAGS="$CFLAGS" 851if test -n "$ssldir"; then 852 CFLAGS="$CFLAGS -Wl,-rpath,$ssldir/lib" 853fi 854AC_RUN_IFELSE([AC_LANG_SOURCE([[ 855#include <string.h> 856#include <openssl/ssl.h> 857#include <openssl/evp.h> 858#include <openssl/engine.h> 859#include <openssl/conf.h> 860/* routine to load gost (from sldns) */ 861int load_gost_id(void) 862{ 863 static int gost_id = 0; 864 const EVP_PKEY_ASN1_METHOD* meth; 865 ENGINE* e; 866 867 if(gost_id) return gost_id; 868 869 /* see if configuration loaded gost implementation from other engine*/ 870 meth = EVP_PKEY_asn1_find_str(NULL, "gost2001", -1); 871 if(meth) { 872 EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth); 873 return gost_id; 874 } 875 876 /* see if engine can be loaded already */ 877 e = ENGINE_by_id("gost"); 878 if(!e) { 879 /* load it ourself, in case statically linked */ 880 ENGINE_load_builtin_engines(); 881 ENGINE_load_dynamic(); 882 e = ENGINE_by_id("gost"); 883 } 884 if(!e) { 885 /* no gost engine in openssl */ 886 return 0; 887 } 888 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL)) { 889 ENGINE_finish(e); 890 ENGINE_free(e); 891 return 0; 892 } 893 894 meth = EVP_PKEY_asn1_find_str(&e, "gost2001", -1); 895 if(!meth) { 896 /* algo not found */ 897 ENGINE_finish(e); 898 ENGINE_free(e); 899 return 0; 900 } 901 EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth); 902 return gost_id; 903} 904int main(void) { 905 EVP_MD_CTX* ctx; 906 const EVP_MD* md; 907 unsigned char digest[64]; /* its a 256-bit digest, so uses 32 bytes */ 908 const char* str = "Hello world"; 909 const unsigned char check[] = { 910 0x40 , 0xed , 0xf8 , 0x56 , 0x5a , 0xc5 , 0x36 , 0xe1 , 911 0x33 , 0x7c , 0x7e , 0x87 , 0x62 , 0x1c , 0x42 , 0xe0 , 912 0x17 , 0x1b , 0x5e , 0xce , 0xa8 , 0x46 , 0x65 , 0x4d , 913 0x8d , 0x3e , 0x22 , 0x9b , 0xe1 , 0x30 , 0x19 , 0x9d 914 }; 915 OPENSSL_config(NULL); 916 (void)load_gost_id(); 917 md = EVP_get_digestbyname("md_gost94"); 918 if(!md) return 1; 919 memset(digest, 0, sizeof(digest)); 920 ctx = EVP_MD_CTX_create(); 921 if(!ctx) return 2; 922 if(!EVP_DigestInit_ex(ctx, md, NULL)) return 3; 923 if(!EVP_DigestUpdate(ctx, str, 10)) return 4; 924 if(!EVP_DigestFinal_ex(ctx, digest, NULL)) return 5; 925 /* uncomment to see the hash calculated. 926 {int i; 927 for(i=0; i<32; i++) 928 printf(" %2.2x", (int)digest[i]); 929 printf("\n");} 930 */ 931 if(memcmp(digest, check, sizeof(check)) != 0) 932 return 6; 933 return 0; 934} 935]])] , [eval "ac_cv_c_gost_works=yes"], [eval "ac_cv_c_gost_works=no"]) 936CFLAGS="$BAKCFLAGS" 937else 938eval "ac_cv_c_gost_works=maybe" 939fi 940AC_MSG_RESULT($ac_cv_c_gost_works) 941])dnl 942 943AC_ARG_ENABLE(gost, AC_HELP_STRING([--disable-gost], [Disable GOST support])) 944use_gost="no" 945if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 946case "$enable_gost" in 947 no) 948 ;; 949 *) 950 AC_CHECK_FUNC(EVP_PKEY_set_type_str, [:],[AC_MSG_ERROR([OpenSSL 1.0.0 is needed for GOST support])]) 951 AC_CHECK_FUNC(EC_KEY_new, [], [AC_MSG_ERROR([OpenSSL does not support ECC, needed for GOST support])]) 952 AC_CHECK_GOST_WORKS 953 if test "$ac_cv_c_gost_works" != no; then 954 use_gost="yes" 955 AC_DEFINE([USE_GOST], [1], [Define this to enable GOST support.]) 956 fi 957 ;; 958esac 959fi dnl !USE_NSS && !USE_NETTLE 960 961AC_ARG_ENABLE(ecdsa, AC_HELP_STRING([--disable-ecdsa], [Disable ECDSA support])) 962use_ecdsa="no" 963case "$enable_ecdsa" in 964 no) 965 ;; 966 *) 967 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 968 AC_CHECK_FUNC(ECDSA_sign, [], [AC_MSG_ERROR([OpenSSL does not support ECDSA: please upgrade or rerun with --disable-ecdsa])]) 969 AC_CHECK_FUNC(SHA384_Init, [], [AC_MSG_ERROR([OpenSSL does not support SHA384: please upgrade or rerun with --disable-ecdsa])]) 970 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 971#include <openssl/evp.h> 972 ]) 973 # see if OPENSSL 1.0.0 or later (has EVP MD and Verify independency) 974 AC_MSG_CHECKING([if openssl supports SHA2 and ECDSA with EVP]) 975 if grep OPENSSL_VERSION_TEXT $ssldir/include/openssl/opensslv.h | grep "OpenSSL" >/dev/null; then 976 if grep OPENSSL_VERSION_NUMBER $ssldir/include/openssl/opensslv.h | grep 0x0 >/dev/null; then 977 AC_MSG_RESULT([no]) 978 AC_DEFINE_UNQUOTED([USE_ECDSA_EVP_WORKAROUND], [1], [Define this to enable an EVP workaround for older openssl]) 979 else 980 AC_MSG_RESULT([yes]) 981 fi 982 else 983 # not OpenSSL, thus likely LibreSSL, which supports it 984 AC_MSG_RESULT([yes]) 985 fi 986 fi 987 # we now know we have ECDSA and the required curves. 988 AC_DEFINE_UNQUOTED([USE_ECDSA], [1], [Define this to enable ECDSA support.]) 989 use_ecdsa="yes" 990 ;; 991esac 992 993AC_ARG_ENABLE(dsa, AC_HELP_STRING([--disable-dsa], [Disable DSA support])) 994use_dsa="no" 995case "$enable_dsa" in 996 no) 997 ;; 998 *) 999 # detect if DSA is supported, and turn it off if not. 1000 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 1001 AC_CHECK_FUNC(DSA_SIG_new, [ 1002 AC_CHECK_TYPE(DSA_SIG*, [ 1003 AC_DEFINE_UNQUOTED([USE_DSA], [1], [Define this to enable DSA support.]) 1004 ], [if test "x$enable_dsa" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support DSA and you used --enable-dsa.]) 1005 fi ], [ 1006AC_INCLUDES_DEFAULT 1007#ifdef HAVE_OPENSSL_ERR_H 1008#include <openssl/err.h> 1009#endif 1010 1011#ifdef HAVE_OPENSSL_RAND_H 1012#include <openssl/rand.h> 1013#endif 1014 1015#ifdef HAVE_OPENSSL_CONF_H 1016#include <openssl/conf.h> 1017#endif 1018 1019#ifdef HAVE_OPENSSL_ENGINE_H 1020#include <openssl/engine.h> 1021#endif 1022 ]) 1023 ], [if test "x$enable_dsa" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support DSA and you used --enable-dsa.]) 1024 fi ]) 1025 else 1026 AC_DEFINE_UNQUOTED([USE_DSA], [1], [Define this to enable DSA support.]) 1027 fi 1028 ;; 1029esac 1030 1031AC_ARG_ENABLE(ed25519, AC_HELP_STRING([--disable-ed25519], [Disable ED25519 support])) 1032use_ed25519="no" 1033case "$enable_ed25519" in 1034 no) 1035 ;; 1036 *) 1037 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 1038 AC_CHECK_DECLS([NID_ED25519], [ 1039 use_ed25519="yes" 1040 ], [ if test "x$enable_ed25519" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support ED25519 and you used --enable-ed25519.]) 1041 fi ], [AC_INCLUDES_DEFAULT 1042#include <openssl/evp.h> 1043 ]) 1044 fi 1045 if test $USE_NETTLE = "yes"; then 1046 AC_CHECK_HEADERS([nettle/eddsa.h], use_ed25519="yes",, [AC_INCLUDES_DEFAULT]) 1047 fi 1048 if test $use_ed25519 = "yes"; then 1049 AC_DEFINE_UNQUOTED([USE_ED25519], [1], [Define this to enable ED25519 support.]) 1050 fi 1051 ;; 1052esac 1053 1054AC_ARG_ENABLE(ed448, AC_HELP_STRING([--disable-ed448], [Disable ED448 support])) 1055use_ed448="no" 1056case "$enable_ed448" in 1057 no) 1058 ;; 1059 *) 1060 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 1061 AC_CHECK_DECLS([NID_ED448], [ 1062 use_ed448="yes" 1063 ], [ if test "x$enable_ed448" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support ED448 and you used --enable-ed448.]) 1064 fi ], [AC_INCLUDES_DEFAULT 1065#include <openssl/evp.h> 1066 ]) 1067 fi 1068 if test $use_ed448 = "yes"; then 1069 AC_DEFINE_UNQUOTED([USE_ED448], [1], [Define this to enable ED448 support.]) 1070 fi 1071 ;; 1072esac 1073 1074AC_ARG_ENABLE(event-api, AC_HELP_STRING([--enable-event-api], [Enable (experimental) pluggable event base libunbound API installed to unbound-event.h])) 1075case "$enable_event_api" in 1076 yes) 1077 AC_SUBST(UNBOUND_EVENT_INSTALL, [unbound-event-install]) 1078 AC_SUBST(UNBOUND_EVENT_UNINSTALL, [unbound-event-uninstall]) 1079 ;; 1080 *) 1081 ;; 1082esac 1083 1084AC_ARG_ENABLE(tfo-client, AC_HELP_STRING([--enable-tfo-client], [Enable TCP Fast Open for client mode])) 1085case "$enable_tfo_client" in 1086 yes) 1087 case `uname` in 1088 Linux) AC_CHECK_DECL([MSG_FASTOPEN], [AC_MSG_WARN([Check the platform specific TFO kernel parameters are correctly configured to support client mode TFO])], 1089 [AC_MSG_ERROR([TCP Fast Open is not available for client mode: please rerun without --enable-tfo-client])], 1090 [AC_INCLUDES_DEFAULT 1091#include <netinet/tcp.h> 1092]) 1093 AC_DEFINE_UNQUOTED([USE_MSG_FASTOPEN], [1], [Define this to enable client TCP Fast Open.]) 1094 ;; 1095 Darwin) AC_CHECK_DECL([CONNECT_RESUME_ON_READ_WRITE], [AC_MSG_WARN([Check the platform specific TFO kernel parameters are correctly configured to support client mode TFO])], 1096 [AC_MSG_ERROR([TCP Fast Open is not available for client mode: please rerun without --enable-tfo-client])], 1097 [AC_INCLUDES_DEFAULT 1098#include <sys/socket.h> 1099]) 1100 AC_DEFINE_UNQUOTED([USE_OSX_MSG_FASTOPEN], [1], [Define this to enable client TCP Fast Open.]) 1101 ;; 1102 esac 1103 ;; 1104 no|*) 1105 ;; 1106esac 1107 1108AC_ARG_ENABLE(tfo-server, AC_HELP_STRING([--enable-tfo-server], [Enable TCP Fast Open for server mode])) 1109case "$enable_tfo_server" in 1110 yes) 1111 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 1112#include <netinet/tcp.h> 1113 ]) 1114 AC_DEFINE_UNQUOTED([USE_TCP_FASTOPEN], [1], [Define this to enable server TCP Fast Open.]) 1115 ;; 1116 no|*) 1117 ;; 1118esac 1119 1120# check for libevent 1121AC_ARG_WITH(libevent, AC_HELP_STRING([--with-libevent=pathname], 1122 [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.]), 1123 [ ],[ withval="no" ]) 1124if test x_$withval = x_yes -o x_$withval != x_no; then 1125 AC_MSG_CHECKING(for libevent) 1126 if test x_$withval = x_ -o x_$withval = x_yes; then 1127 withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr" 1128 fi 1129 for dir in $withval; do 1130 thedir="$dir" 1131 if test -f "$dir/include/event.h" -o -f "$dir/include/event2/event.h"; then 1132 found_libevent="yes" 1133 dnl assume /usr is in default path. 1134 if test "$thedir" != "/usr"; then 1135 CPPFLAGS="$CPPFLAGS -I$thedir/include" 1136 fi 1137 break; 1138 fi 1139 done 1140 if test x_$found_libevent != x_yes; then 1141 if test -f "$dir/event.h" -a \( -f "$dir/libevent.la" -o -f "$dir/libev.la" \) ; then 1142 # libevent source directory 1143 AC_MSG_RESULT(found in $thedir) 1144 CPPFLAGS="$CPPFLAGS -I$thedir -I$thedir/include" 1145 BAK_LDFLAGS_SET="1" 1146 BAK_LDFLAGS="$LDFLAGS" 1147 # remove evdns from linking 1148 mkdir build >/dev/null 2>&1 1149 mkdir build/libevent >/dev/null 2>&1 1150 mkdir build/libevent/.libs >/dev/null 2>&1 1151 ev_files_o=`ls $thedir/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o` 1152 ev_files_lo=`ls $thedir/*.lo | grep -v evdns\.lo | grep -v bufferevent_openssl\.lo` 1153 ev_files_libso=`ls $thedir/.libs/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o` 1154 cp $ev_files_o build/libevent 1155 cp $ev_files_lo build/libevent 1156 cp $ev_files_libso build/libevent/.libs 1157 LATE_LDFLAGS="build/libevent/*.lo -lm" 1158 LDFLAGS="build/libevent/*.o $LDFLAGS -lm" 1159 else 1160 AC_MSG_ERROR([Cannot find the libevent library in $withval 1161You can restart ./configure --with-libevent=no to use a builtin alternative. 1162Please note that this alternative is not as capable as libevent when using 1163large outgoing port ranges. ]) 1164 fi 1165 else 1166 AC_MSG_RESULT(found in $thedir) 1167 dnl if event2 exists and no event lib in dir itself, use subdir 1168 if test ! -f $thedir/lib/libevent.a -a ! -f $thedir/lib/libevent.so -a -d "$thedir/lib/event2"; then 1169 LDFLAGS="$LDFLAGS -L$thedir/lib/event2" 1170 ACX_RUNTIME_PATH_ADD([$thedir/lib/event2]) 1171 else 1172 dnl assume /usr is in default path, do not add "". 1173 if test "$thedir" != "/usr" -a "$thedir" != ""; then 1174 LDFLAGS="$LDFLAGS -L$thedir/lib" 1175 ACX_RUNTIME_PATH_ADD([$thedir/lib]) 1176 fi 1177 fi 1178 fi 1179 # check for library used by libevent after 1.3c 1180 AC_SEARCH_LIBS([clock_gettime], [rt]) 1181 1182 # is the event.h header libev or libevent? 1183 AC_CHECK_HEADERS([event.h],,, [AC_INCLUDES_DEFAULT]) 1184 AC_CHECK_DECL(EV_VERSION_MAJOR, [ 1185 AC_SEARCH_LIBS(event_set, [ev]) 1186 ],[ 1187 AC_SEARCH_LIBS(event_set, [event]) 1188 ],[AC_INCLUDES_DEFAULT 1189#include <event.h> 1190 ]) 1191 AC_CHECK_FUNCS([event_base_free]) # only in libevent 1.2 and later 1192 AC_CHECK_FUNCS([event_base_once]) # only in libevent 1.4.1 and later 1193 AC_CHECK_FUNCS([event_base_new]) # only in libevent 1.4.1 and later 1194 AC_CHECK_FUNCS([event_base_get_method]) # only in libevent 1.4.3 and later 1195 AC_CHECK_FUNCS([ev_loop]) # only in libev. (tested on 3.51) 1196 AC_CHECK_FUNCS([ev_default_loop]) # only in libev. (tested on 4.00) 1197 PC_LIBEVENT_DEPENDENCY="libevent" 1198 AC_SUBST(PC_LIBEVENT_DEPENDENCY) 1199 if test -n "$BAK_LDFLAGS_SET"; then 1200 LDFLAGS="$BAK_LDFLAGS" 1201 fi 1202else 1203 AC_DEFINE(USE_MINI_EVENT, 1, [Define if you want to use internal select based events]) 1204fi 1205 1206# check for libexpat 1207AC_ARG_WITH(libexpat, AC_HELP_STRING([--with-libexpat=path], 1208 [specify explicit path for libexpat.]), 1209 [ ],[ withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr" ]) 1210AC_MSG_CHECKING(for libexpat) 1211found_libexpat="no" 1212for dir in $withval ; do 1213 if test -f "$dir/include/expat.h"; then 1214 found_libexpat="yes" 1215 dnl assume /usr is in default path. 1216 if test "$dir" != "/usr"; then 1217 CPPFLAGS="$CPPFLAGS -I$dir/include" 1218 LDFLAGS="$LDFLAGS -L$dir/lib" 1219 fi 1220 AC_MSG_RESULT(found in $dir) 1221 break; 1222 fi 1223done 1224if test x_$found_libexpat != x_yes; then 1225 AC_ERROR([Could not find libexpat, expat.h]) 1226fi 1227AC_CHECK_HEADERS([expat.h],,, [AC_INCLUDES_DEFAULT]) 1228AC_CHECK_DECLS([XML_StopParser], [], [], [AC_INCLUDES_DEFAULT 1229#include <expat.h> 1230]) 1231 1232# hiredis (redis C client for cachedb) 1233AC_ARG_WITH(libhiredis, AC_HELP_STRING([--with-libhiredis=path], 1234 [specify explicit path for libhiredis.]), 1235 [ ],[ withval="no" ]) 1236found_libhiredis="no" 1237if test x_$withval = x_yes -o x_$withval != x_no; then 1238 AC_MSG_CHECKING(for libhiredis) 1239 if test x_$withval = x_ -o x_$withval = x_yes; then 1240 withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr" 1241 fi 1242 for dir in $withval ; do 1243 if test -f "$dir/include/hiredis/hiredis.h"; then 1244 found_libhiredis="yes" 1245 dnl assume /usr is in default path. 1246 if test "$dir" != "/usr"; then 1247 CPPFLAGS="$CPPFLAGS -I$dir/include" 1248 LDFLAGS="$LDFLAGS -L$dir/lib" 1249 fi 1250 AC_MSG_RESULT(found in $dir) 1251 AC_DEFINE([USE_REDIS], [1], [Define this to use hiredis client.]) 1252 LIBS="$LIBS -lhiredis" 1253 break; 1254 fi 1255 done 1256 if test x_$found_libhiredis != x_yes; then 1257 AC_ERROR([Could not find libhiredis, hiredis.h]) 1258 fi 1259 AC_CHECK_HEADERS([hiredis/hiredis.h],,, [AC_INCLUDES_DEFAULT]) 1260 AC_CHECK_DECLS([redisConnect], [], [], [AC_INCLUDES_DEFAULT 1261 #include <hiredis/hiredis.h> 1262 ]) 1263fi 1264 1265# set static linking if requested 1266AC_SUBST(staticexe) 1267staticexe="" 1268AC_ARG_ENABLE(static-exe, AC_HELP_STRING([--enable-static-exe], 1269 [ enable to compile executables statically against (event) libs, for debug purposes ]), 1270 , ) 1271if test x_$enable_static_exe = x_yes; then 1272 staticexe="-static" 1273 if test "$on_mingw" = yes; then 1274 staticexe="-all-static" 1275 # for static compile, include gdi32 and zlib here. 1276 if echo $LIBS | grep 'lgdi32' >/dev/null; then 1277 : 1278 else 1279 LIBS="$LIBS -lgdi32" 1280 fi 1281 LIBS="$LIBS -lz" 1282 fi 1283fi 1284 1285# Include systemd.m4 - begin 1286sinclude(systemd.m4) 1287# Include systemd.m4 - end 1288 1289# set lock checking if requested 1290AC_ARG_ENABLE(lock_checks, AC_HELP_STRING([--enable-lock-checks], 1291 [ enable to check lock and unlock calls, for debug purposes ]), 1292 , ) 1293if test x_$enable_lock_checks = x_yes; then 1294 AC_DEFINE(ENABLE_LOCK_CHECKS, 1, [Define if you want to use debug lock checking (slow).]) 1295 CHECKLOCK_OBJ="checklocks.lo" 1296 AC_SUBST(CHECKLOCK_OBJ) 1297fi 1298 1299ACX_CHECK_GETADDRINFO_WITH_INCLUDES 1300if test "$USE_WINSOCK" = 1; then 1301 AC_DEFINE(UB_ON_WINDOWS, 1, [Use win32 resources and API]) 1302 AC_CHECK_HEADERS([iphlpapi.h],,, [AC_INCLUDES_DEFAULT 1303#include <windows.h> 1304 ]) 1305 AC_CHECK_TOOL(WINDRES, windres) 1306 LIBS="$LIBS -liphlpapi -lcrypt32" 1307 WINAPPS="unbound-service-install.exe unbound-service-remove.exe anchor-update.exe" 1308 AC_SUBST(WINAPPS) 1309 WIN_DAEMON_SRC="winrc/win_svc.c winrc/w_inst.c" 1310 AC_SUBST(WIN_DAEMON_SRC) 1311 WIN_DAEMON_OBJ="win_svc.lo w_inst.lo" 1312 AC_SUBST(WIN_DAEMON_OBJ) 1313 WIN_DAEMON_OBJ_LINK="rsrc_unbound.o" 1314 AC_SUBST(WIN_DAEMON_OBJ_LINK) 1315 WIN_HOST_OBJ_LINK="rsrc_unbound_host.o" 1316 AC_SUBST(WIN_HOST_OBJ_LINK) 1317 WIN_UBANCHOR_OBJ_LINK="rsrc_unbound_anchor.o log.lo locks.lo" 1318 AC_SUBST(WIN_UBANCHOR_OBJ_LINK) 1319 WIN_CONTROL_OBJ_LINK="rsrc_unbound_control.o" 1320 AC_SUBST(WIN_CONTROL_OBJ_LINK) 1321 WIN_CHECKCONF_OBJ_LINK="rsrc_unbound_checkconf.o" 1322 AC_SUBST(WIN_CHECKCONF_OBJ_LINK) 1323fi 1324if test $ac_cv_func_getaddrinfo = no; then 1325 AC_LIBOBJ([fake-rfc2553]) 1326fi 1327# check after getaddrinfo for its libraries 1328ACX_FUNC_IOCTLSOCKET 1329 1330# see if daemon(3) exists, and if it is deprecated. 1331AC_CHECK_FUNCS([daemon]) 1332if test $ac_cv_func_daemon = yes; then 1333 ACX_FUNC_DEPRECATED([daemon], [(void)daemon(0, 0);], [ 1334#include <stdlib.h> 1335]) 1336fi 1337 1338AC_CHECK_MEMBERS([struct sockaddr_un.sun_len],,,[ 1339AC_INCLUDES_DEFAULT 1340#ifdef HAVE_SYS_UN_H 1341#include <sys/un.h> 1342#endif 1343]) 1344AC_CHECK_MEMBERS([struct in_pktinfo.ipi_spec_dst],,,[ 1345AC_INCLUDES_DEFAULT 1346#if HAVE_SYS_PARAM_H 1347#include <sys/param.h> 1348#endif 1349 1350#ifdef HAVE_SYS_SOCKET_H 1351#include <sys/socket.h> 1352#endif 1353 1354#ifdef HAVE_SYS_UIO_H 1355#include <sys/uio.h> 1356#endif 1357 1358#ifdef HAVE_NETINET_IN_H 1359#include <netinet/in.h> 1360#endif 1361 1362#ifdef HAVE_NETINET_TCP_H 1363#include <netinet/tcp.h> 1364#endif 1365 1366#ifdef HAVE_ARPA_INET_H 1367#include <arpa/inet.h> 1368#endif 1369 1370#ifdef HAVE_WINSOCK2_H 1371#include <winsock2.h> 1372#endif 1373 1374#ifdef HAVE_WS2TCPIP_H 1375#include <ws2tcpip.h> 1376#endif 1377]) 1378AC_SEARCH_LIBS([setusercontext], [util]) 1379AC_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]) 1380AC_CHECK_FUNCS([setresuid],,[AC_CHECK_FUNCS([setreuid])]) 1381AC_CHECK_FUNCS([setresgid],,[AC_CHECK_FUNCS([setregid])]) 1382 1383# check if setreuid en setregid fail, on MacOSX10.4(darwin8). 1384if echo $target_os | grep darwin8 > /dev/null; then 1385 AC_DEFINE(DARWIN_BROKEN_SETREUID, 1, [Define this if on macOSX10.4-darwin8 and setreuid and setregid do not work]) 1386fi 1387AC_CHECK_DECLS([inet_pton,inet_ntop], [], [], [ 1388AC_INCLUDES_DEFAULT 1389#ifdef HAVE_NETINET_IN_H 1390#include <netinet/in.h> 1391#endif 1392 1393#ifdef HAVE_NETINET_TCP_H 1394#include <netinet/tcp.h> 1395#endif 1396 1397#ifdef HAVE_ARPA_INET_H 1398#include <arpa/inet.h> 1399#endif 1400 1401#ifdef HAVE_WINSOCK2_H 1402#include <winsock2.h> 1403#endif 1404 1405#ifdef HAVE_WS2TCPIP_H 1406#include <ws2tcpip.h> 1407#endif 1408]) 1409AC_REPLACE_FUNCS(inet_aton) 1410AC_REPLACE_FUNCS(inet_pton) 1411AC_REPLACE_FUNCS(inet_ntop) 1412AC_REPLACE_FUNCS(snprintf) 1413# test if snprintf return the proper length 1414if test "x$ac_cv_func_snprintf" = xyes; then 1415 if test c${cross_compiling} = cno; then 1416 AC_MSG_CHECKING([for correct snprintf return value]) 1417 AC_RUN_IFELSE([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT 1418[[ 1419int main(void) { return !(snprintf(NULL, 0, "test") == 4); } 1420]])], [AC_MSG_RESULT(yes)], [ 1421 AC_MSG_RESULT(no) 1422 AC_DEFINE([SNPRINTF_RET_BROKEN], [], [define if (v)snprintf does not return length needed, (but length used)]) 1423 AC_LIBOBJ(snprintf) 1424 ]) 1425 fi 1426fi 1427AC_REPLACE_FUNCS(strlcat) 1428AC_REPLACE_FUNCS(strlcpy) 1429AC_REPLACE_FUNCS(memmove) 1430AC_REPLACE_FUNCS(gmtime_r) 1431AC_REPLACE_FUNCS(isblank) 1432AC_REPLACE_FUNCS(explicit_bzero) 1433dnl without CTIME, ARC4-functions and without reallocarray. 1434LIBOBJ_WITHOUT_CTIMEARC4="$LIBOBJS" 1435AC_SUBST(LIBOBJ_WITHOUT_CTIMEARC4) 1436AC_REPLACE_FUNCS(reallocarray) 1437if test "$USE_NSS" = "no"; then 1438 AC_REPLACE_FUNCS(arc4random) 1439 AC_REPLACE_FUNCS(arc4random_uniform) 1440 if test "$ac_cv_func_arc4random" = "no"; then 1441 AC_LIBOBJ(arc4_lock) 1442 AC_CHECK_FUNCS([getentropy],,[ 1443 if test "$USE_WINSOCK" = 1; then 1444 AC_LIBOBJ(getentropy_win) 1445 else 1446 case "$host" in 1447 Darwin|*darwin*) 1448 AC_LIBOBJ(getentropy_osx) 1449 ;; 1450 *solaris*|*sunos*|SunOS) 1451 AC_LIBOBJ(getentropy_solaris) 1452 AC_CHECK_HEADERS([sys/sha2.h],, [ 1453 AC_CHECK_FUNCS([SHA512_Update],,[ 1454 AC_LIBOBJ(sha512) 1455 ]) 1456 ], [AC_INCLUDES_DEFAULT]) 1457 if test "$ac_cv_header_sys_sha2_h" = "yes"; then 1458 # this lib needed for sha2 on solaris 1459 LIBS="$LIBS -lmd" 1460 fi 1461 AC_SEARCH_LIBS([clock_gettime], [rt]) 1462 ;; 1463 *linux*|Linux|*) 1464 AC_LIBOBJ(getentropy_linux) 1465 AC_CHECK_FUNCS([SHA512_Update],,[ 1466 AC_DEFINE([COMPAT_SHA512], [1], [Do sha512 definitions in config.h]) 1467 AC_LIBOBJ(sha512) 1468 ]) 1469 AC_CHECK_HEADERS([sys/sysctl.h],,, [AC_INCLUDES_DEFAULT]) 1470 AC_CHECK_FUNCS([getauxval]) 1471 AC_SEARCH_LIBS([clock_gettime], [rt]) 1472 ;; 1473 esac 1474 fi 1475 ]) 1476 fi 1477fi 1478LIBOBJ_WITHOUT_CTIME="$LIBOBJS" 1479AC_SUBST(LIBOBJ_WITHOUT_CTIME) 1480AC_REPLACE_FUNCS(ctime_r) 1481AC_REPLACE_FUNCS(strsep) 1482 1483AC_ARG_ENABLE(allsymbols, AC_HELP_STRING([--enable-allsymbols], [export all symbols from libunbound and link binaries to it, smaller install size but libunbound export table is polluted by internal symbols])) 1484case "$enable_allsymbols" in 1485 yes) 1486 COMMON_OBJ_ALL_SYMBOLS="" 1487 UBSYMS="" 1488 EXTRALINK="-L. -L.libs -lunbound" 1489 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]) 1490 ;; 1491 no|*) 1492 COMMON_OBJ_ALL_SYMBOLS='$(COMMON_OBJ)' 1493 UBSYMS='-export-symbols $(srcdir)/libunbound/ubsyms.def' 1494 EXTRALINK="" 1495 ;; 1496esac 1497AC_SUBST(COMMON_OBJ_ALL_SYMBOLS) 1498AC_SUBST(EXTRALINK) 1499AC_SUBST(UBSYMS) 1500if test x_$enable_lock_checks = x_yes; then 1501 UBSYMS="-export-symbols clubsyms.def" 1502 cp ${srcdir}/libunbound/ubsyms.def clubsyms.def 1503 echo lock_protect >> clubsyms.def 1504 echo lock_unprotect >> clubsyms.def 1505 echo lock_get_mem >> clubsyms.def 1506 echo checklock_start >> clubsyms.def 1507 echo checklock_stop >> clubsyms.def 1508 echo checklock_lock >> clubsyms.def 1509 echo checklock_unlock >> clubsyms.def 1510 echo checklock_init >> clubsyms.def 1511 echo checklock_thrcreate >> clubsyms.def 1512 echo checklock_thrjoin >> clubsyms.def 1513fi 1514 1515# check for dnstap if requested 1516dt_DNSTAP([$UNBOUND_RUN_DIR/dnstap.sock], 1517 [ 1518 AC_DEFINE([USE_DNSTAP], [1], [Define to 1 to enable dnstap support]) 1519 AC_SUBST([ENABLE_DNSTAP], [1]) 1520 1521 AC_SUBST([opt_dnstap_socket_path]) 1522 ACX_ESCAPE_BACKSLASH($opt_dnstap_socket_path, hdr_dnstap_socket_path) 1523 AC_DEFINE_UNQUOTED(DNSTAP_SOCKET_PATH, 1524 ["$hdr_dnstap_socket_path"], [default dnstap socket path]) 1525 1526 AC_SUBST([DNSTAP_SRC], ["dnstap/dnstap.c dnstap/dnstap.pb-c.c"]) 1527 AC_SUBST([DNSTAP_OBJ], ["dnstap.lo dnstap.pb-c.lo"]) 1528 ], 1529 [ 1530 AC_SUBST([ENABLE_DNSTAP], [0]) 1531 ] 1532) 1533 1534# check for dnscrypt if requested 1535dnsc_DNSCRYPT([ 1536 AC_DEFINE([USE_DNSCRYPT], [1], [Define to 1 to enable dnscrypt support]) 1537 AC_SUBST([ENABLE_DNSCRYPT], [1]) 1538 1539 AC_SUBST([DNSCRYPT_SRC], ["dnscrypt/dnscrypt.c"]) 1540 AC_SUBST([DNSCRYPT_OBJ], ["dnscrypt.lo"]) 1541 ], 1542 [ 1543 AC_SUBST([ENABLE_DNSCRYPT], [0]) 1544 ] 1545) 1546 1547# check for cachedb if requested 1548AC_ARG_ENABLE(cachedb, AC_HELP_STRING([--enable-cachedb], [enable cachedb module that can use external cache storage])) 1549# turn on cachedb when hiredis support is enabled. 1550if test "$found_libhiredis" = "yes"; then enable_cachedb="yes"; fi 1551case "$enable_cachedb" in 1552 yes) 1553 AC_DEFINE([USE_CACHEDB], [1], [Define to 1 to use cachedb support]) 1554 ;; 1555 no|*) 1556 # nothing 1557 ;; 1558esac 1559 1560# check for ipsecmod if requested 1561AC_ARG_ENABLE(ipsecmod, AC_HELP_STRING([--enable-ipsecmod], [Enable ipsecmod module that facilitates opportunistic IPsec])) 1562case "$enable_ipsecmod" in 1563 yes) 1564 AC_DEFINE([USE_IPSECMOD], [1], [Define to 1 to use ipsecmod support.]) 1565 IPSECMOD_OBJ="ipsecmod.lo ipsecmod-whitelist.lo" 1566 AC_SUBST(IPSECMOD_OBJ) 1567 IPSECMOD_HEADER='$(srcdir)/ipsecmod/ipsecmod.h $(srcdir)/ipsecmod/ipsecmod-whitelist.h' 1568 AC_SUBST(IPSECMOD_HEADER) 1569 ;; 1570 no|*) 1571 # nothing 1572 ;; 1573esac 1574 1575AC_MSG_CHECKING([if ${MAKE:-make} supports $< with implicit rule in scope]) 1576# on openBSD, the implicit rule make $< work. 1577# on Solaris, it does not work ($? is changed sources, $^ lists dependencies). 1578# gmake works. 1579cat >conftest.make <<EOF 1580all: conftest.lo 1581 1582conftest.lo foo.lo bla.lo: 1583 if test -f "\$<"; then touch \$@; fi 1584 1585.SUFFIXES: .lo 1586.c.lo: 1587 if test -f "\$<"; then touch \$@; fi 1588 1589conftest.lo: conftest.dir/conftest.c 1590EOF 1591mkdir conftest.dir 1592touch conftest.dir/conftest.c 1593rm -f conftest.lo conftest.c 1594${MAKE:-make} -f conftest.make >/dev/null 1595rm -f conftest.make conftest.c conftest.dir/conftest.c 1596rm -rf conftest.dir 1597if test ! -f conftest.lo; then 1598 AC_MSG_RESULT(no) 1599 SOURCEDETERMINE='echo "$^" | awk "-F " "{print \$$1;}" > .source' 1600 SOURCEFILE='`cat .source`' 1601else 1602 AC_MSG_RESULT(yes) 1603 SOURCEDETERMINE=':' 1604 SOURCEFILE='$<' 1605fi 1606rm -f conftest.lo 1607AC_SUBST(SOURCEDETERMINE) 1608AC_SUBST(SOURCEFILE) 1609 1610# see if we want to build the library or everything 1611ALLTARGET="alltargets" 1612INSTALLTARGET="install-all" 1613AC_ARG_WITH(libunbound-only, AC_HELP_STRING([--with-libunbound-only], 1614 [do not build daemon and tool programs]), 1615 [ 1616 if test "$withval" = "yes"; then 1617 ALLTARGET="lib" 1618 INSTALLTARGET="install-lib" 1619 fi 1620]) 1621if test $ALLTARGET = "alltargets"; then 1622 if test $USE_NSS = "yes"; then 1623 AC_ERROR([--with-nss can only be used in combination with --with-libunbound-only.]) 1624 fi 1625 if test $USE_NETTLE = "yes"; then 1626 AC_ERROR([--with-nettle can only be used in combination with --with-libunbound-only.]) 1627 fi 1628fi 1629 1630AC_SUBST(ALLTARGET) 1631AC_SUBST(INSTALLTARGET) 1632 1633ACX_STRIP_EXT_FLAGS 1634if test -n "$LATE_LDFLAGS"; then 1635 LDFLAGS="$LATE_LDFLAGS $LDFLAGS" 1636fi 1637# remove start spaces 1638LDFLAGS=`echo "$LDFLAGS"|sed -e 's/^ *//'` 1639LIBS=`echo "$LIBS"|sed -e 's/^ *//'` 1640 1641AC_DEFINE_UNQUOTED([MAXSYSLOGMSGLEN], [10240], [Define to the maximum message length to pass to syslog.]) 1642 1643AH_BOTTOM( 1644dnl this must be first AH_CONFIG, to define the flags before any includes. 1645AHX_CONFIG_EXT_FLAGS 1646 1647dnl includes 1648[ 1649#ifndef UNBOUND_DEBUG 1650# define NDEBUG 1651#endif 1652 1653/** Use small-ldns codebase */ 1654#define USE_SLDNS 1 1655#ifdef HAVE_SSL 1656# define LDNS_BUILD_CONFIG_HAVE_SSL 1 1657#endif 1658 1659#include <stdio.h> 1660#include <string.h> 1661#include <unistd.h> 1662#include <assert.h> 1663 1664#if STDC_HEADERS 1665#include <stdlib.h> 1666#include <stddef.h> 1667#endif 1668 1669#ifdef HAVE_STDARG_H 1670#include <stdarg.h> 1671#endif 1672 1673#ifdef HAVE_STDINT_H 1674#include <stdint.h> 1675#endif 1676 1677#include <errno.h> 1678 1679#if HAVE_SYS_PARAM_H 1680#include <sys/param.h> 1681#endif 1682 1683#ifdef HAVE_SYS_SOCKET_H 1684#include <sys/socket.h> 1685#endif 1686 1687#ifdef HAVE_SYS_UIO_H 1688#include <sys/uio.h> 1689#endif 1690 1691#ifdef HAVE_NETINET_IN_H 1692#include <netinet/in.h> 1693#endif 1694 1695#ifdef HAVE_NETINET_TCP_H 1696#include <netinet/tcp.h> 1697#endif 1698 1699#ifdef HAVE_ARPA_INET_H 1700#include <arpa/inet.h> 1701#endif 1702 1703#ifdef HAVE_WINSOCK2_H 1704#include <winsock2.h> 1705#endif 1706 1707#ifdef HAVE_WS2TCPIP_H 1708#include <ws2tcpip.h> 1709#endif 1710 1711#ifndef USE_WINSOCK 1712#define ARG_LL "%ll" 1713#else 1714#define ARG_LL "%I64" 1715#endif 1716 1717#ifndef AF_LOCAL 1718#define AF_LOCAL AF_UNIX 1719#endif 1720] 1721 1722AHX_CONFIG_FORMAT_ATTRIBUTE 1723AHX_CONFIG_UNUSED_ATTRIBUTE 1724AHX_CONFIG_FSEEKO 1725AHX_CONFIG_MAXHOSTNAMELEN 1726#if !defined(HAVE_SNPRINTF) || defined(SNPRINTF_RET_BROKEN) 1727#define snprintf snprintf_unbound 1728#define vsnprintf vsnprintf_unbound 1729#include <stdarg.h> 1730int snprintf (char *str, size_t count, const char *fmt, ...); 1731int vsnprintf (char *str, size_t count, const char *fmt, va_list arg); 1732#endif /* HAVE_SNPRINTF or SNPRINTF_RET_BROKEN */ 1733AHX_CONFIG_INET_PTON(unbound) 1734AHX_CONFIG_INET_NTOP(unbound) 1735AHX_CONFIG_INET_ATON(unbound) 1736AHX_CONFIG_MEMMOVE(unbound) 1737AHX_CONFIG_STRLCAT(unbound) 1738AHX_CONFIG_STRLCPY(unbound) 1739AHX_CONFIG_GMTIME_R(unbound) 1740AHX_CONFIG_REALLOCARRAY(unbound) 1741AHX_CONFIG_W32_SLEEP 1742AHX_CONFIG_W32_USLEEP 1743AHX_CONFIG_W32_RANDOM 1744AHX_CONFIG_W32_SRANDOM 1745AHX_CONFIG_W32_FD_SET_T 1746AHX_CONFIG_IPV6_MIN_MTU 1747AHX_MEMCMP_BROKEN(unbound) 1748 1749[ 1750#ifndef HAVE_CTIME_R 1751#define ctime_r unbound_ctime_r 1752char *ctime_r(const time_t *timep, char *buf); 1753#endif 1754 1755#ifndef HAVE_STRSEP 1756#define strsep unbound_strsep 1757char *strsep(char **stringp, const char *delim); 1758#endif 1759 1760#ifndef HAVE_ISBLANK 1761#define isblank unbound_isblank 1762int isblank(int c); 1763#endif 1764 1765#ifndef HAVE_EXPLICIT_BZERO 1766#define explicit_bzero unbound_explicit_bzero 1767void explicit_bzero(void* buf, size_t len); 1768#endif 1769 1770#if defined(HAVE_INET_NTOP) && !HAVE_DECL_INET_NTOP 1771const char *inet_ntop(int af, const void *src, char *dst, size_t size); 1772#endif 1773 1774#if defined(HAVE_INET_PTON) && !HAVE_DECL_INET_PTON 1775int inet_pton(int af, const char* src, void* dst); 1776#endif 1777 1778#if !defined(HAVE_STRPTIME) || !defined(STRPTIME_WORKS) 1779#define strptime unbound_strptime 1780struct tm; 1781char *strptime(const char *s, const char *format, struct tm *tm); 1782#endif 1783 1784#ifdef HAVE_LIBRESSL 1785# if !HAVE_DECL_STRLCPY 1786size_t strlcpy(char *dst, const char *src, size_t siz); 1787# endif 1788# if !HAVE_DECL_STRLCAT 1789size_t strlcat(char *dst, const char *src, size_t siz); 1790# endif 1791# if !HAVE_DECL_ARC4RANDOM && defined(HAVE_ARC4RANDOM) 1792uint32_t arc4random(void); 1793# endif 1794# if !HAVE_DECL_ARC4RANDOM_UNIFORM && defined(HAVE_ARC4RANDOM_UNIFORM) 1795uint32_t arc4random_uniform(uint32_t upper_bound); 1796# endif 1797# if !HAVE_DECL_REALLOCARRAY 1798void *reallocarray(void *ptr, size_t nmemb, size_t size); 1799# endif 1800#endif /* HAVE_LIBRESSL */ 1801#ifndef HAVE_ARC4RANDOM 1802int getentropy(void* buf, size_t len); 1803uint32_t arc4random(void); 1804void arc4random_buf(void* buf, size_t n); 1805void _ARC4_LOCK(void); 1806void _ARC4_UNLOCK(void); 1807void _ARC4_LOCK_DESTROY(void); 1808#endif 1809#ifndef HAVE_ARC4RANDOM_UNIFORM 1810uint32_t arc4random_uniform(uint32_t upper_bound); 1811#endif 1812#ifdef COMPAT_SHA512 1813#ifndef SHA512_DIGEST_LENGTH 1814#define SHA512_BLOCK_LENGTH 128 1815#define SHA512_DIGEST_LENGTH 64 1816#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1) 1817typedef struct _SHA512_CTX { 1818 uint64_t state[8]; 1819 uint64_t bitcount[2]; 1820 uint8_t buffer[SHA512_BLOCK_LENGTH]; 1821} SHA512_CTX; 1822#endif /* SHA512_DIGEST_LENGTH */ 1823void SHA512_Init(SHA512_CTX*); 1824void SHA512_Update(SHA512_CTX*, void*, size_t); 1825void SHA512_Final(uint8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*); 1826unsigned char *SHA512(void* data, unsigned int data_len, unsigned char *digest); 1827#endif /* COMPAT_SHA512 */ 1828 1829 1830 1831#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)) 1832 /* using version of libevent that is not threadsafe. */ 1833# define LIBEVENT_SIGNAL_PROBLEM 1 1834#endif 1835 1836#ifndef CHECKED_INET6 1837# define CHECKED_INET6 1838# ifdef AF_INET6 1839# define INET6 1840# else 1841# define AF_INET6 28 1842# endif 1843#endif /* CHECKED_INET6 */ 1844 1845#ifndef HAVE_GETADDRINFO 1846struct sockaddr_storage; 1847#include "compat/fake-rfc2553.h" 1848#endif 1849 1850#ifdef UNBOUND_ALLOC_STATS 1851# define malloc(s) unbound_stat_malloc_log(s, __FILE__, __LINE__, __func__) 1852# define calloc(n,s) unbound_stat_calloc_log(n, s, __FILE__, __LINE__, __func__) 1853# define free(p) unbound_stat_free_log(p, __FILE__, __LINE__, __func__) 1854# define realloc(p,s) unbound_stat_realloc_log(p, s, __FILE__, __LINE__, __func__) 1855void *unbound_stat_malloc(size_t size); 1856void *unbound_stat_calloc(size_t nmemb, size_t size); 1857void unbound_stat_free(void *ptr); 1858void *unbound_stat_realloc(void *ptr, size_t size); 1859void *unbound_stat_malloc_log(size_t size, const char* file, int line, 1860 const char* func); 1861void *unbound_stat_calloc_log(size_t nmemb, size_t size, const char* file, 1862 int line, const char* func); 1863void unbound_stat_free_log(void *ptr, const char* file, int line, 1864 const char* func); 1865void *unbound_stat_realloc_log(void *ptr, size_t size, const char* file, 1866 int line, const char* func); 1867#elif defined(UNBOUND_ALLOC_LITE) 1868# include "util/alloc.h" 1869#endif /* UNBOUND_ALLOC_LITE and UNBOUND_ALLOC_STATS */ 1870 1871/** default port for DNS traffic. */ 1872#define UNBOUND_DNS_PORT 53 1873/** default port for DNS over TLS traffic. */ 1874#define UNBOUND_DNS_OVER_TLS_PORT 853 1875/** default port for unbound control traffic, registered port with IANA, 1876 ub-dns-control 8953/tcp unbound dns nameserver control */ 1877#define UNBOUND_CONTROL_PORT 8953 1878/** the version of unbound-control that this software implements */ 1879#define UNBOUND_CONTROL_VERSION 1 1880 1881]) 1882 1883dnl if we build from source tree, the man pages need @date@ and @version@ 1884dnl if this is a distro tarball, that was already done by makedist.sh 1885AC_SUBST(version, [VERSION_MAJOR.VERSION_MINOR.VERSION_MICRO]) 1886AC_SUBST(date, [`date +'%b %e, %Y'`]) 1887 1888AC_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]) 1889AC_CONFIG_HEADER([config.h]) 1890AC_OUTPUT 1891