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],[9]) 14m4_define([VERSION_MICRO],[2]) 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=9 21LIBUNBOUND_REVISION=2 22LIBUNBOUND_AGE=1 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# 1.8.2 had 8:2:0 87# 1.8.3 had 8:3:0 88# 1.9.0 had 9:0:1 # add ub_ctx_set_tls 89# 1.9.1 had 9:1:1 90# 1.9.2 had 9:2:1 91 92# Current -- the number of the binary API that we're implementing 93# Revision -- which iteration of the implementation of the binary 94# API are we supplying? 95# Age -- How many previous binary API versions do we also 96# support? 97# 98# If we release a new version that does not change the binary API, 99# increment Revision. 100# 101# If we release a new version that changes the binary API, but does 102# not break programs compiled against the old binary API, increment 103# Current and Age. Set Revision to 0, since this is the first 104# implementation of the new API. 105# 106# Otherwise, we're changing the binary API and breaking backward 107# compatibility with old binaries. Increment Current. Set Age to 0, 108# since we're backward compatible with no previous APIs. Set Revision 109# to 0 too. 110AC_SUBST(LIBUNBOUND_CURRENT) 111AC_SUBST(LIBUNBOUND_REVISION) 112AC_SUBST(LIBUNBOUND_AGE) 113 114CFLAGS="$CFLAGS" 115AC_AIX 116if test "$ac_cv_header_minix_config_h" = "yes"; then 117 AC_DEFINE(_NETBSD_SOURCE,1, [Enable for compile on Minix]) 118fi 119 120dnl 121dnl By default set prefix to /usr/local 122dnl 123case "$prefix" in 124 NONE) 125 prefix="/usr/local" 126 ;; 127esac 128case "$exec_prefix" in 129 NONE) 130 exec_prefix="$prefix" 131 ;; 132esac 133 134# are we on MinGW? 135if uname -s 2>&1 | grep MINGW32 >/dev/null; then on_mingw="yes" 136else 137 if echo $host $target | grep mingw32 >/dev/null; then on_mingw="yes" 138 else on_mingw="no"; fi 139fi 140 141# 142# Determine configuration file 143# the eval is to evaluate shell expansion twice 144UNBOUND_SBIN_DIR=`eval echo "${sbindir}"` 145AC_SUBST(UNBOUND_SBIN_DIR) 146UNBOUND_SYSCONF_DIR=`eval echo "${sysconfdir}"` 147AC_SUBST(UNBOUND_SYSCONF_DIR) 148UNBOUND_LOCALSTATE_DIR=`eval echo "${localstatedir}"` 149AC_SUBST(UNBOUND_LOCALSTATE_DIR) 150if test $on_mingw = "no"; then 151 ub_conf_file=`eval echo "${sysconfdir}/unbound/unbound.conf"` 152else 153 ub_conf_file="C:\\Program Files\\Unbound\\service.conf" 154fi 155AC_ARG_WITH([conf_file], 156 AC_HELP_STRING([--with-conf-file=path], 157 [Pathname to the Unbound configuration file]), 158 [ub_conf_file="$withval"]) 159AC_SUBST(ub_conf_file) 160ACX_ESCAPE_BACKSLASH($ub_conf_file, hdr_config) 161AC_DEFINE_UNQUOTED(CONFIGFILE, ["$hdr_config"], [Pathname to the Unbound configuration file]) 162ub_conf_dir=`AS_DIRNAME(["$ub_conf_file"])` 163AC_SUBST(ub_conf_dir) 164 165# Determine run, chroot directory and pidfile locations 166AC_ARG_WITH(run-dir, 167 AC_HELP_STRING([--with-run-dir=path], 168 [set default directory to chdir to (by default dir part of cfg file)]), 169 UNBOUND_RUN_DIR="$withval", 170if test $on_mingw = no; then 171 UNBOUND_RUN_DIR=`dirname "$ub_conf_file"` 172else 173 UNBOUND_RUN_DIR="" 174fi 175) 176AC_SUBST(UNBOUND_RUN_DIR) 177ACX_ESCAPE_BACKSLASH($UNBOUND_RUN_DIR, hdr_run) 178AC_DEFINE_UNQUOTED(RUN_DIR, ["$hdr_run"], [Directory to chdir to]) 179 180AC_ARG_WITH(chroot-dir, 181 AC_HELP_STRING([--with-chroot-dir=path], 182 [set default directory to chroot to (by default same as run-dir)]), 183 UNBOUND_CHROOT_DIR="$withval", 184if test $on_mingw = no; then 185 UNBOUND_CHROOT_DIR="$UNBOUND_RUN_DIR" 186else 187 UNBOUND_CHROOT_DIR="" 188fi 189) 190AC_SUBST(UNBOUND_CHROOT_DIR) 191ACX_ESCAPE_BACKSLASH($UNBOUND_CHROOT_DIR, hdr_chroot) 192AC_DEFINE_UNQUOTED(CHROOT_DIR, ["$hdr_chroot"], [Directory to chroot to]) 193 194AC_ARG_WITH(share-dir, 195 AC_HELP_STRING([--with-share-dir=path], 196 [set default directory with shared data (by default same as share/unbound)]), 197 UNBOUND_SHARE_DIR="$withval", 198 UNBOUND_SHARE_DIR="$UNBOUND_RUN_DIR") 199AC_SUBST(UNBOUND_SHARE_DIR) 200AC_DEFINE_UNQUOTED(SHARE_DIR, ["$UNBOUND_SHARE_DIR"], [Shared data]) 201 202AC_ARG_WITH(pidfile, 203 AC_HELP_STRING([--with-pidfile=filename], 204 [set default pathname to unbound pidfile (default run-dir/unbound.pid)]), 205 UNBOUND_PIDFILE="$withval", 206if test $on_mingw = no; then 207 UNBOUND_PIDFILE="$UNBOUND_RUN_DIR/unbound.pid" 208else 209 UNBOUND_PIDFILE="" 210fi 211) 212AC_SUBST(UNBOUND_PIDFILE) 213ACX_ESCAPE_BACKSLASH($UNBOUND_PIDFILE, hdr_pid) 214AC_DEFINE_UNQUOTED(PIDFILE, ["$hdr_pid"], [default pidfile location]) 215 216AC_ARG_WITH(rootkey-file, 217 AC_HELP_STRING([--with-rootkey-file=filename], 218 [set default pathname to root key file (default run-dir/root.key). This file is read and written.]), 219 UNBOUND_ROOTKEY_FILE="$withval", 220if test $on_mingw = no; then 221 UNBOUND_ROOTKEY_FILE="$UNBOUND_RUN_DIR/root.key" 222else 223 UNBOUND_ROOTKEY_FILE="C:\\Program Files\\Unbound\\root.key" 224fi 225) 226AC_SUBST(UNBOUND_ROOTKEY_FILE) 227ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTKEY_FILE, hdr_rkey) 228AC_DEFINE_UNQUOTED(ROOT_ANCHOR_FILE, ["$hdr_rkey"], [default rootkey location]) 229 230AC_ARG_WITH(rootcert-file, 231 AC_HELP_STRING([--with-rootcert-file=filename], 232 [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.]), 233 UNBOUND_ROOTCERT_FILE="$withval", 234if test $on_mingw = no; then 235 UNBOUND_ROOTCERT_FILE="$UNBOUND_RUN_DIR/icannbundle.pem" 236else 237 UNBOUND_ROOTCERT_FILE="C:\\Program Files\\Unbound\\icannbundle.pem" 238fi 239) 240AC_SUBST(UNBOUND_ROOTCERT_FILE) 241ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTCERT_FILE, hdr_rpem) 242AC_DEFINE_UNQUOTED(ROOT_CERT_FILE, ["$hdr_rpem"], [default rootcert location]) 243 244AC_ARG_WITH(username, 245 AC_HELP_STRING([--with-username=user], 246 [set default user that unbound changes to (default user is unbound)]), 247 UNBOUND_USERNAME="$withval", 248 UNBOUND_USERNAME="unbound") 249AC_SUBST(UNBOUND_USERNAME) 250AC_DEFINE_UNQUOTED(UB_USERNAME, ["$UNBOUND_USERNAME"], [default username]) 251 252AC_DEFINE(WINVER, 0x0502, [the version of the windows API enabled]) 253ACX_RSRC_VERSION(wnvs) 254AC_DEFINE_UNQUOTED(RSRC_PACKAGE_VERSION, [$wnvs], [version number for resource files]) 255 256# Checks for typedefs, structures, and compiler characteristics. 257AC_C_CONST 258AC_LANG_C 259# allow user to override the -g -O2 flags. 260default_cflags=no 261if test "x$CFLAGS" = "x" ; then 262ACX_CHECK_COMPILER_FLAG(g, [CFLAGS="$CFLAGS -g"]) 263ACX_CHECK_COMPILER_FLAG(O2, [CFLAGS="$CFLAGS -O2"]) 264default_cflags=yes 265fi 266AC_PROG_CC 267ACX_DEPFLAG 268ACX_DETERMINE_EXT_FLAGS_UNBOUND 269 270# debug mode flags warnings 271AC_ARG_ENABLE(checking, AC_HELP_STRING([--enable-checking], [Enable warnings, asserts, makefile-dependencies])) 272AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug], [same as enable-checking])) 273if test "$enable_debug" = "yes"; then debug_enabled="$enable_debug"; 274else debug_enabled="$enable_checking"; fi 275AC_SUBST(debug_enabled) 276case "$debug_enabled" in 277 yes) 278 ACX_CHECK_COMPILER_FLAG(W, [CFLAGS="$CFLAGS -W"]) 279 ACX_CHECK_COMPILER_FLAG(Wall, [CFLAGS="$CFLAGS -Wall"]) 280 ACX_CHECK_COMPILER_FLAG(Wextra, [CFLAGS="$CFLAGS -Wextra"]) 281 ACX_CHECK_COMPILER_FLAG(Wdeclaration-after-statement, [CFLAGS="$CFLAGS -Wdeclaration-after-statement"]) 282 AC_DEFINE([UNBOUND_DEBUG], [], [define this to enable debug checks.]) 283 ;; 284 no|*) 285 # nothing to do. 286 ;; 287esac 288if test "$default_cflags" = "yes"; then 289 # only when CFLAGS was "" at the start, if the users wants to 290 # override we shouldn't add default cflags, because they wouldn't 291 # be able to turn off these options and set the CFLAGS wanted. 292 ACX_CHECK_FLTO 293 ACX_CHECK_PIE 294 ACX_CHECK_RELRO_NOW 295fi 296 297AC_C_INLINE 298ACX_CHECK_FORMAT_ATTRIBUTE 299ACX_CHECK_UNUSED_ATTRIBUTE 300 301AC_DEFUN([CHECK_WEAK_ATTRIBUTE], 302[AC_REQUIRE([AC_PROG_CC]) 303AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "weak" attribute) 304AC_CACHE_VAL(ac_cv_c_weak_attribute, 305[ac_cv_c_weak_attribute=no 306AC_TRY_COMPILE( 307[ #include <stdio.h> 308__attribute__((weak)) void f(int x) { printf("%d", x); } 309], [ 310 f(1); 311], 312[ac_cv_c_weak_attribute="yes"], 313[ac_cv_c_weak_attribute="no"]) 314]) 315 316AC_MSG_RESULT($ac_cv_c_weak_attribute) 317if test $ac_cv_c_weak_attribute = yes; then 318 AC_DEFINE(HAVE_ATTR_WEAK, 1, [Whether the C compiler accepts the "weak" attribute]) 319 AC_DEFINE(ATTR_WEAK, [__attribute__((weak))], [apply the weak attribute to a symbol]) 320fi 321])dnl End of CHECK_WEAK_ATTRIBUTE 322 323CHECK_WEAK_ATTRIBUTE 324 325AC_DEFUN([CHECK_NORETURN_ATTRIBUTE], 326[AC_REQUIRE([AC_PROG_CC]) 327AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "noreturn" attribute) 328AC_CACHE_VAL(ac_cv_c_noreturn_attribute, 329[ac_cv_c_noreturn_attribute=no 330AC_TRY_COMPILE( 331[ #include <stdio.h> 332__attribute__((noreturn)) void f(int x) { printf("%d", x); } 333], [ 334 f(1); 335], 336[ac_cv_c_noreturn_attribute="yes"], 337[ac_cv_c_noreturn_attribute="no"]) 338]) 339 340AC_MSG_RESULT($ac_cv_c_noreturn_attribute) 341if test $ac_cv_c_noreturn_attribute = yes; then 342 AC_DEFINE(HAVE_ATTR_NORETURN, 1, [Whether the C compiler accepts the "noreturn" attribute]) 343 AC_DEFINE(ATTR_NORETURN, [__attribute__((__noreturn__))], [apply the noreturn attribute to a function that exits the program]) 344fi 345])dnl End of CHECK_NORETURN_ATTRIBUTE 346 347CHECK_NORETURN_ATTRIBUTE 348 349if test "$srcdir" != "."; then 350 CPPFLAGS="$CPPFLAGS -I$srcdir" 351fi 352 353AC_DEFUN([ACX_YYLEX_DESTROY], [ 354 AC_MSG_CHECKING([for yylex_destroy]) 355 if echo %% | $LEX -t 2>&1 | grep yylex_destroy >/dev/null 2>&1; then 356 AC_DEFINE(LEX_HAS_YYLEX_DESTROY, 1, [if lex has yylex_destroy]) 357 AC_MSG_RESULT(yes) 358 else AC_MSG_RESULT(no); 359 LEX=":" 360 fi 361]) 362 363AC_DEFUN([ACX_YYLEX_OPTION], [ 364 AC_MSG_CHECKING([for lex %option]) 365 if cat <<EOF | $LEX -t 2>&1 | grep yy_delete_buffer >/dev/null 2>&1; then 366%option nounput 367%% 368EOF 369 AC_MSG_RESULT(yes) 370 else AC_MSG_RESULT(no); 371 LEX=":" 372 fi 373]) 374 375AC_PROG_LEX 376if test "$LEX" != "" -a "$LEX" != ":"; then 377ACX_YYLEX_DESTROY 378fi 379if test "$LEX" != "" -a "$LEX" != ":"; then 380ACX_YYLEX_OPTION 381fi 382AC_PROG_YACC 383AC_CHECK_PROG(doxygen, doxygen, doxygen) 384AC_CHECK_TOOL(STRIP, strip) 385ACX_LIBTOOL_C_ONLY 386 387PKG_PROG_PKG_CONFIG 388 389# Checks for header files. 390AC_CHECK_HEADERS([stdarg.h stdbool.h netinet/in.h netinet/tcp.h sys/param.h sys/socket.h sys/un.h sys/uio.h sys/resource.h arpa/inet.h syslog.h netdb.h sys/wait.h pwd.h glob.h grp.h login_cap.h winsock2.h ws2tcpip.h endian.h sys/endian.h libkern/OSByteOrder.h sys/ipc.h sys/shm.h],,, [AC_INCLUDES_DEFAULT]) 391 392# check for types. 393# Using own tests for int64* because autoconf builtin only give 32bit. 394AC_CHECK_TYPE(int8_t, signed char) 395AC_CHECK_TYPE(int16_t, short) 396AC_CHECK_TYPE(int32_t, int) 397AC_CHECK_TYPE(int64_t, long long) 398AC_CHECK_TYPE(uint8_t, unsigned char) 399AC_CHECK_TYPE(uint16_t, unsigned short) 400AC_CHECK_TYPE(uint32_t, unsigned int) 401AC_CHECK_TYPE(uint64_t, unsigned long long) 402AC_TYPE_SIZE_T 403AC_CHECK_TYPE(ssize_t, int) 404AC_TYPE_UID_T 405AC_TYPE_PID_T 406AC_TYPE_OFF_T 407ACX_TYPE_U_CHAR 408ACX_TYPE_RLIM_T 409ACX_TYPE_SOCKLEN_T 410ACX_TYPE_IN_ADDR_T 411ACX_TYPE_IN_PORT_T 412ACX_CHECK_MEMCMP_SIGNED 413 414AC_CHECK_SIZEOF(time_t,,[ 415AC_INCLUDES_DEFAULT 416#ifdef TIME_WITH_SYS_TIME 417# include <sys/time.h> 418# include <time.h> 419#else 420# ifdef HAVE_SYS_TIME_H 421# include <sys/time.h> 422# else 423# include <time.h> 424# endif 425#endif 426]) 427 428# add option to disable the evil rpath 429ACX_ARG_RPATH 430AC_SUBST(RUNTIME_PATH) 431 432# check to see if libraries are needed for these functions. 433AC_SEARCH_LIBS([inet_pton], [nsl]) 434AC_SEARCH_LIBS([socket], [socket]) 435 436# check wether strptime also works 437AC_DEFUN([AC_CHECK_STRPTIME_WORKS], 438[AC_REQUIRE([AC_PROG_CC]) 439AC_MSG_CHECKING(whether strptime works) 440if test c${cross_compiling} = cno; then 441AC_RUN_IFELSE([AC_LANG_SOURCE([[ 442#define _XOPEN_SOURCE 600 443#include <time.h> 444int main(void) { struct tm tm; char *res; 445res = 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); 446if (!res) return 2; 447res = strptime("20070207111842", "%Y%m%d%H%M%S", &tm); 448if (!res) return 1; return 0; } 449]])] , [eval "ac_cv_c_strptime_works=yes"], [eval "ac_cv_c_strptime_works=no"]) 450else 451eval "ac_cv_c_strptime_works=maybe" 452fi 453AC_MSG_RESULT($ac_cv_c_strptime_works) 454if test $ac_cv_c_strptime_works = no; then 455AC_LIBOBJ(strptime) 456else 457AC_DEFINE_UNQUOTED([STRPTIME_WORKS], 1, [use default strptime.]) 458fi 459])dnl 460 461# check some functions of the OS before linking libs (while still runnable). 462AC_FUNC_CHOWN 463AC_FUNC_FORK 464AC_TYPE_SIGNAL 465AC_FUNC_FSEEKO 466ACX_SYS_LARGEFILE 467ACX_CHECK_NONBLOCKING_BROKEN 468ACX_MKDIR_ONE_ARG 469AC_CHECK_FUNCS([strptime],[AC_CHECK_STRPTIME_WORKS],[AC_LIBOBJ([strptime])]) 470 471# check if we can use SO_REUSEPORT 472if echo "$host" | grep -i -e linux -e dragonfly >/dev/null; then 473 AC_DEFINE(REUSEPORT_DEFAULT, 1, [if REUSEPORT is enabled by default]) 474else 475 AC_DEFINE(REUSEPORT_DEFAULT, 0, [if REUSEPORT is enabled by default]) 476fi 477 478# set memory allocation checking if requested 479AC_ARG_ENABLE(alloc-checks, AC_HELP_STRING([--enable-alloc-checks], 480 [ enable to memory allocation statistics, for debug purposes ]), 481 , ) 482AC_ARG_ENABLE(alloc-lite, AC_HELP_STRING([--enable-alloc-lite], 483 [ enable for lightweight alloc assertions, for debug purposes ]), 484 , ) 485AC_ARG_ENABLE(alloc-nonregional, AC_HELP_STRING([--enable-alloc-nonregional], 486 [ enable nonregional allocs, slow but exposes regional allocations to other memory purifiers, for debug purposes ]), 487 , ) 488if test x_$enable_alloc_nonregional = x_yes; then 489 AC_DEFINE(UNBOUND_ALLOC_NONREGIONAL, 1, [use malloc not regions, for debug use]) 490fi 491if test x_$enable_alloc_checks = x_yes; then 492 AC_DEFINE(UNBOUND_ALLOC_STATS, 1, [use statistics for allocs and frees, for debug use]) 493else 494 if test x_$enable_alloc_lite = x_yes; then 495 AC_DEFINE(UNBOUND_ALLOC_LITE, 1, [use to enable lightweight alloc assertions, for debug use]) 496 else 497 ACX_FUNC_MALLOC([unbound]) 498 fi 499fi 500 501# check windows threads (we use them, not pthreads, on windows). 502if test "$on_mingw" = "yes"; then 503# check windows threads 504 AC_CHECK_HEADERS([windows.h],,, [AC_INCLUDES_DEFAULT]) 505 AC_MSG_CHECKING([for CreateThread]) 506 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([ 507#ifdef HAVE_WINDOWS_H 508#include <windows.h> 509#endif 510], [ 511 HANDLE t = CreateThread(NULL, 0, NULL, NULL, 0, NULL); 512])], 513 AC_MSG_RESULT(yes) 514 AC_DEFINE(HAVE_WINDOWS_THREADS, 1, [Using Windows threads]) 515, 516 AC_MSG_RESULT(no) 517) 518 519else 520# not on mingw, check thread libraries. 521 522# check for thread library. 523# check this first, so that the pthread lib does not get linked in via 524# libssl or libpython, and thus distorts the tests, and we end up using 525# the non-threadsafe C libraries. 526AC_ARG_WITH(pthreads, AC_HELP_STRING([--with-pthreads], 527 [use pthreads library, or --without-pthreads to disable threading support.]), 528 [ ],[ withval="yes" ]) 529ub_have_pthreads=no 530if test x_$withval != x_no; then 531 AX_PTHREAD([ 532 AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.]) 533 if test -n "$PTHREAD_LIBS"; then 534 LIBS="$PTHREAD_LIBS $LIBS" 535 fi 536 CFLAGS="$CFLAGS $PTHREAD_CFLAGS" 537 CC="$PTHREAD_CC" 538 ub_have_pthreads=yes 539 AC_CHECK_TYPES([pthread_spinlock_t, pthread_rwlock_t],,,[#include <pthread.h>]) 540 541 if echo "$CFLAGS" | $GREP -e "-pthread" >/dev/null; then 542 AC_MSG_CHECKING([if -pthread unused during linking]) 543 # catch clang warning 'argument unused during compilation' 544 AC_LANG_CONFTEST([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT 545[[ 546int main(void) {return 0;} 547]])]) 548 pthread_unused="yes" 549 # first compile 550 echo "$CC $CFLAGS -c conftest.c -o conftest.o" >&AS_MESSAGE_LOG_FD 551 $CC $CFLAGS -c conftest.c -o conftest.o 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD 552 if test $? = 0; then 553 # then link 554 echo "$CC $CFLAGS -Werror $LDFLAGS $LIBS -o conftest contest.o" >&AS_MESSAGE_LOG_FD 555 $CC $CFLAGS -Werror $LDFLAGS $LIBS -o conftest conftest.o 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD 556 if test $? -ne 0; then 557 AC_MSG_RESULT(yes) 558 CFLAGS=`echo "$CFLAGS" | sed -e 's/-pthread//'` 559 PTHREAD_CFLAGS_ONLY="-pthread" 560 AC_SUBST(PTHREAD_CFLAGS_ONLY) 561 else 562 AC_MSG_RESULT(no) 563 fi 564 else 565 AC_MSG_RESULT(no) 566 fi # endif cc successful 567 rm -f conftest conftest.c conftest.o 568 fi # endif -pthread in CFLAGS 569 570 ]) 571fi 572 573# check solaris thread library 574AC_ARG_WITH(solaris-threads, AC_HELP_STRING([--with-solaris-threads], 575 [use solaris native thread library.]), [ ],[ withval="no" ]) 576ub_have_sol_threads=no 577if test x_$withval != x_no; then 578 if test x_$ub_have_pthreads != x_no; then 579 AC_WARN([Have pthreads already, ignoring --with-solaris-threads]) 580 else 581 AC_SEARCH_LIBS(thr_create, [thread], 582 [ 583 AC_DEFINE(HAVE_SOLARIS_THREADS, 1, [Using Solaris threads]) 584 585 ACX_CHECK_COMPILER_FLAG(mt, [CFLAGS="$CFLAGS -mt"], 586 [CFLAGS="$CFLAGS -D_REENTRANT"]) 587 ub_have_sol_threads=yes 588 ] , [ 589 AC_ERROR([no solaris threads found.]) 590 ]) 591 fi 592fi 593 594fi # end of non-mingw check of thread libraries 595 596# Check for PyUnbound 597AC_ARG_WITH(pyunbound, 598 AC_HELP_STRING([--with-pyunbound], 599 [build PyUnbound, or --without-pyunbound to skip it. (default=no)]), 600 [], [ withval="no" ]) 601 602ub_test_python=no 603ub_with_pyunbound=no 604if test x_$withval != x_no; then 605 ub_with_pyunbound=yes 606 ub_test_python=yes 607fi 608 609# Check for Python module 610AC_ARG_WITH(pythonmodule, 611 AC_HELP_STRING([--with-pythonmodule], 612 [build Python module, or --without-pythonmodule to disable script engine. (default=no)]), 613 [], [ withval="no" ]) 614 615ub_with_pythonmod=no 616if test x_$withval != x_no; then 617 ub_with_pythonmod=yes 618 ub_test_python=yes 619fi 620 621# Check for Python & SWIG only on PyUnbound or PyModule 622if test x_$ub_test_python != x_no; then 623 624 # Check for Python 625 ub_have_python=no 626 ac_save_LIBS="$LIBS" dnl otherwise AC_PYTHON_DEVEL thrashes $LIBS 627 AC_PYTHON_DEVEL 628 if test ! -z "$PYTHON_VERSION"; then 629 if test `$PYTHON -c "print('$PYTHON_VERSION' >= '2.4.0')"` = "False"; then 630 AC_ERROR([Python version >= 2.4.0 is required]) 631 fi 632 633 [PY_MAJOR_VERSION="`$PYTHON -c \"import sys; print(sys.version_info[0])\"`"] 634 AC_SUBST(PY_MAJOR_VERSION) 635 # Have Python 636 AC_DEFINE(HAVE_PYTHON,1,[Define if you have Python libraries and header files.]) 637 if test -n "$LIBS"; then 638 LIBS="$PYTHON_LDFLAGS $LIBS" 639 else 640 LIBS="$PYTHON_LDFLAGS" 641 fi 642 if test -n "$CPPFLAGS"; then 643 CPPFLAGS="$CPPFLAGS $PYTHON_CPPFLAGS" 644 else 645 CPPFLAGS="$PYTHON_CPPFLAGS" 646 fi 647 ub_have_python=yes 648 PKG_CHECK_EXISTS(["python${PY_MAJOR_VERSION}"], 649 [PC_PY_DEPENDENCY="python${PY_MAJOR_VERSION}"], 650 [PC_PY_DEPENDENCY="python"]) 651 AC_SUBST(PC_PY_DEPENDENCY) 652 653 # Check for SWIG 654 ub_have_swig=no 655 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])) 656 if test "$enable_swig_version_check" = "yes"; then 657 AC_PROG_SWIG(2.0.1) 658 else 659 AC_PROG_SWIG 660 fi 661 AC_MSG_CHECKING(SWIG) 662 if test ! -x "$SWIG"; then 663 AC_ERROR([failed to find swig tool, install it, or do not build Python module and PyUnbound]) 664 else 665 AC_DEFINE(HAVE_SWIG, 1, [Define if you have Swig libraries and header files.]) 666 AC_SUBST(swig, "$SWIG") 667 AC_MSG_RESULT(present) 668 669 # If have Python & SWIG 670 # Declare PythonMod 671 if test x_$ub_with_pythonmod != x_no; then 672 AC_DEFINE(WITH_PYTHONMODULE, 1, [Define if you want Python module.]) 673 WITH_PYTHONMODULE=yes 674 AC_SUBST(WITH_PYTHONMODULE) 675 PYTHONMOD_OBJ="pythonmod.lo pythonmod_utils.lo" 676 AC_SUBST(PYTHONMOD_OBJ) 677 PYTHONMOD_HEADER='$(srcdir)/pythonmod/pythonmod.h' 678 AC_SUBST(PYTHONMOD_HEADER) 679 PYTHONMOD_INSTALL=pythonmod-install 680 AC_SUBST(PYTHONMOD_INSTALL) 681 PYTHONMOD_UNINSTALL=pythonmod-uninstall 682 AC_SUBST(PYTHONMOD_UNINSTALL) 683 fi 684 685 # Declare PyUnbound 686 if test x_$ub_with_pyunbound != x_no; then 687 AC_DEFINE(WITH_PYUNBOUND, 1, [Define if you want PyUnbound.]) 688 WITH_PYUNBOUND=yes 689 AC_SUBST(WITH_PYUNBOUND) 690 PYUNBOUND_OBJ="libunbound_wrap.lo" 691 AC_SUBST(PYUNBOUND_OBJ) 692 PYUNBOUND_TARGET="_unbound.la" 693 AC_SUBST(PYUNBOUND_TARGET) 694 PYUNBOUND_INSTALL=pyunbound-install 695 AC_SUBST(PYUNBOUND_INSTALL) 696 PYUNBOUND_UNINSTALL=pyunbound-uninstall 697 AC_SUBST(PYUNBOUND_UNINSTALL) 698 fi 699 fi 700 else 701 AC_MSG_RESULT([*** Python libraries not found, won't build PythonMod or PyUnbound ***]) 702 ub_with_pyunbound=no 703 ub_with_pythonmod=no 704 fi 705fi 706 707if test "`uname`" = "NetBSD"; then 708 NETBSD_LINTFLAGS='"-D__RENAME(x)=" -D_NETINET_IN_H_' 709 AC_SUBST(NETBSD_LINTFLAGS) 710fi 711CONFIG_DATE=`date +%Y%m%d` 712AC_SUBST(CONFIG_DATE) 713 714# Checks for libraries. 715 716# libnss 717USE_NSS="no" 718AC_ARG_WITH([nss], AC_HELP_STRING([--with-nss=path], 719 [use libnss instead of openssl, installed at path.]), 720 [ 721 USE_NSS="yes" 722 AC_DEFINE(HAVE_NSS, 1, [Use libnss for crypto]) 723 if test "$withval" != "" -a "$withval" != "yes"; then 724 CPPFLAGS="$CPPFLAGS -I$withval/include/nss3" 725 LDFLAGS="$LDFLAGS -L$withval/lib" 726 ACX_RUNTIME_PATH_ADD([$withval/lib]) 727 CPPFLAGS="-I$withval/include/nspr4 $CPPFLAGS" 728 else 729 CPPFLAGS="$CPPFLAGS -I/usr/include/nss3" 730 CPPFLAGS="-I/usr/include/nspr4 $CPPFLAGS" 731 fi 732 LIBS="$LIBS -lnss3 -lnspr4" 733 SSLLIB="" 734 ] 735) 736 737# libnettle 738USE_NETTLE="no" 739AC_ARG_WITH([nettle], AC_HELP_STRING([--with-nettle=path], 740 [use libnettle as crypto library, installed at path.]), 741 [ 742 USE_NETTLE="yes" 743 AC_DEFINE(HAVE_NETTLE, 1, [Use libnettle for crypto]) 744 AC_CHECK_HEADERS([nettle/dsa-compat.h],,, [AC_INCLUDES_DEFAULT]) 745 if test "$withval" != "" -a "$withval" != "yes"; then 746 CPPFLAGS="$CPPFLAGS -I$withval/include/nettle" 747 LDFLAGS="$LDFLAGS -L$withval/lib" 748 ACX_RUNTIME_PATH_ADD([$withval/lib]) 749 else 750 CPPFLAGS="$CPPFLAGS -I/usr/include/nettle" 751 fi 752 LIBS="$LIBS -lhogweed -lnettle -lgmp" 753 SSLLIB="" 754 ] 755) 756 757# openssl 758if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 759ACX_WITH_SSL 760ACX_LIB_SSL 761SSLLIB="-lssl" 762 763# check if -lcrypt32 is needed because CAPIENG needs that. (on windows) 764BAKLIBS="$LIBS" 765LIBS="-lssl $LIBS" 766AC_MSG_CHECKING([if libssl needs -lcrypt32]) 767AC_TRY_LINK_FUNC([HMAC_Update], [ 768 AC_MSG_RESULT([no]) 769 LIBS="$BAKLIBS" 770], [ 771 AC_MSG_RESULT([yes]) 772 LIBS="$BAKLIBS" 773 LIBS="$LIBS -lcrypt32" 774]) 775 776AC_MSG_CHECKING([for LibreSSL]) 777if grep VERSION_TEXT $ssldir/include/openssl/opensslv.h | grep "LibreSSL" >/dev/null; then 778 AC_MSG_RESULT([yes]) 779 AC_DEFINE([HAVE_LIBRESSL], [1], [Define if we have LibreSSL]) 780 # libressl provides these compat functions, but they may also be 781 # declared by the OS in libc. See if they have been declared. 782 AC_CHECK_DECLS([strlcpy,strlcat,arc4random,arc4random_uniform,reallocarray]) 783else 784 AC_MSG_RESULT([no]) 785fi 786AC_CHECK_HEADERS([openssl/conf.h openssl/engine.h openssl/bn.h openssl/dh.h openssl/dsa.h openssl/rsa.h],,, [AC_INCLUDES_DEFAULT]) 787AC_CHECK_FUNCS([OPENSSL_config EVP_sha1 EVP_sha256 EVP_sha512 FIPS_mode EVP_MD_CTX_new OpenSSL_add_all_digests OPENSSL_init_crypto EVP_cleanup ERR_load_crypto_strings CRYPTO_cleanup_all_ex_data ERR_free_strings RAND_cleanup DSA_SIG_set0 EVP_dss1 EVP_DigestVerify SSL_CTX_set_tlsext_ticket_key_cb EVP_aes_256_cbc EVP_EncryptInit_ex HMAC_Init_ex CRYPTO_THREADID_set_callback]) 788 789# these check_funcs need -lssl 790BAKLIBS="$LIBS" 791LIBS="-lssl $LIBS" 792AC_CHECK_FUNCS([OPENSSL_init_ssl SSL_CTX_set_security_level SSL_set1_host SSL_get0_peername X509_VERIFY_PARAM_set1_host SSL_CTX_set_ciphersuites]) 793LIBS="$BAKLIBS" 794 795AC_CHECK_DECLS([SSL_COMP_get_compression_methods,sk_SSL_COMP_pop_free,SSL_CTX_set_ecdh_auto], [], [], [ 796AC_INCLUDES_DEFAULT 797#ifdef HAVE_OPENSSL_ERR_H 798#include <openssl/err.h> 799#endif 800 801#ifdef HAVE_OPENSSL_RAND_H 802#include <openssl/rand.h> 803#endif 804 805#ifdef HAVE_OPENSSL_CONF_H 806#include <openssl/conf.h> 807#endif 808 809#ifdef HAVE_OPENSSL_ENGINE_H 810#include <openssl/engine.h> 811#endif 812#include <openssl/ssl.h> 813#include <openssl/evp.h> 814]) 815fi 816AC_SUBST(SSLLIB) 817 818 819AC_ARG_ENABLE(sha1, AC_HELP_STRING([--disable-sha1], [Disable SHA1 RRSIG support, does not disable nsec3 support])) 820case "$enable_sha1" in 821 no) 822 ;; 823 yes|*) 824 AC_DEFINE([USE_SHA1], [1], [Define this to enable SHA1 support.]) 825 ;; 826esac 827 828 829AC_ARG_ENABLE(sha2, AC_HELP_STRING([--disable-sha2], [Disable SHA256 and SHA512 RRSIG support])) 830case "$enable_sha2" in 831 no) 832 ;; 833 yes|*) 834 AC_DEFINE([USE_SHA2], [1], [Define this to enable SHA256 and SHA512 support.]) 835 ;; 836esac 837 838AC_ARG_ENABLE(subnet, AC_HELP_STRING([--enable-subnet], [Enable client subnet])) 839case "$enable_subnet" in 840 yes) 841 AC_DEFINE([CLIENT_SUBNET], [1], [Define this to enable client subnet option.]) 842 SUBNET_OBJ="edns-subnet.lo subnetmod.lo addrtree.lo subnet-whitelist.lo" 843 AC_SUBST(SUBNET_OBJ) 844 SUBNET_HEADER='$(srcdir)/edns-subnet/subnetmod.h $(srcdir)/edns-subnet/edns-subnet.h $(srcdir)/edns-subnet/subnet-whitelist.h $(srcdir)/edns-subnet/addrtree.h' 845 AC_SUBST(SUBNET_HEADER) 846 ;; 847 no|*) 848 ;; 849esac 850 851# check wether gost also works 852AC_DEFUN([AC_CHECK_GOST_WORKS], 853[AC_REQUIRE([AC_PROG_CC]) 854AC_MSG_CHECKING([if GOST works]) 855if test c${cross_compiling} = cno; then 856BAKCFLAGS="$CFLAGS" 857if test -n "$ssldir"; then 858 CFLAGS="$CFLAGS -Wl,-rpath,$ssldir/lib" 859fi 860AC_RUN_IFELSE([AC_LANG_SOURCE([[ 861#include <string.h> 862#include <openssl/ssl.h> 863#include <openssl/evp.h> 864#include <openssl/engine.h> 865#include <openssl/conf.h> 866/* routine to load gost (from sldns) */ 867int load_gost_id(void) 868{ 869 static int gost_id = 0; 870 const EVP_PKEY_ASN1_METHOD* meth; 871 ENGINE* e; 872 873 if(gost_id) return gost_id; 874 875 /* see if configuration loaded gost implementation from other engine*/ 876 meth = EVP_PKEY_asn1_find_str(NULL, "gost2001", -1); 877 if(meth) { 878 EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth); 879 return gost_id; 880 } 881 882 /* see if engine can be loaded already */ 883 e = ENGINE_by_id("gost"); 884 if(!e) { 885 /* load it ourself, in case statically linked */ 886 ENGINE_load_builtin_engines(); 887 ENGINE_load_dynamic(); 888 e = ENGINE_by_id("gost"); 889 } 890 if(!e) { 891 /* no gost engine in openssl */ 892 return 0; 893 } 894 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL)) { 895 ENGINE_finish(e); 896 ENGINE_free(e); 897 return 0; 898 } 899 900 meth = EVP_PKEY_asn1_find_str(&e, "gost2001", -1); 901 if(!meth) { 902 /* algo not found */ 903 ENGINE_finish(e); 904 ENGINE_free(e); 905 return 0; 906 } 907 EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth); 908 return gost_id; 909} 910int main(void) { 911 EVP_MD_CTX* ctx; 912 const EVP_MD* md; 913 unsigned char digest[64]; /* its a 256-bit digest, so uses 32 bytes */ 914 const char* str = "Hello world"; 915 const unsigned char check[] = { 916 0x40 , 0xed , 0xf8 , 0x56 , 0x5a , 0xc5 , 0x36 , 0xe1 , 917 0x33 , 0x7c , 0x7e , 0x87 , 0x62 , 0x1c , 0x42 , 0xe0 , 918 0x17 , 0x1b , 0x5e , 0xce , 0xa8 , 0x46 , 0x65 , 0x4d , 919 0x8d , 0x3e , 0x22 , 0x9b , 0xe1 , 0x30 , 0x19 , 0x9d 920 }; 921 OPENSSL_config(NULL); 922 (void)load_gost_id(); 923 md = EVP_get_digestbyname("md_gost94"); 924 if(!md) return 1; 925 memset(digest, 0, sizeof(digest)); 926 ctx = EVP_MD_CTX_create(); 927 if(!ctx) return 2; 928 if(!EVP_DigestInit_ex(ctx, md, NULL)) return 3; 929 if(!EVP_DigestUpdate(ctx, str, 10)) return 4; 930 if(!EVP_DigestFinal_ex(ctx, digest, NULL)) return 5; 931 /* uncomment to see the hash calculated. 932 {int i; 933 for(i=0; i<32; i++) 934 printf(" %2.2x", (int)digest[i]); 935 printf("\n");} 936 */ 937 if(memcmp(digest, check, sizeof(check)) != 0) 938 return 6; 939 return 0; 940} 941]])] , [eval "ac_cv_c_gost_works=yes"], [eval "ac_cv_c_gost_works=no"]) 942CFLAGS="$BAKCFLAGS" 943else 944eval "ac_cv_c_gost_works=maybe" 945fi 946AC_MSG_RESULT($ac_cv_c_gost_works) 947])dnl 948 949AC_ARG_ENABLE(gost, AC_HELP_STRING([--disable-gost], [Disable GOST support])) 950use_gost="no" 951if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 952case "$enable_gost" in 953 no) 954 ;; 955 *) 956 AC_CHECK_FUNC(EVP_PKEY_set_type_str, [:],[AC_MSG_ERROR([OpenSSL 1.0.0 is needed for GOST support])]) 957 AC_CHECK_FUNC(EC_KEY_new, [], [AC_MSG_ERROR([OpenSSL does not support ECC, needed for GOST support])]) 958 AC_CHECK_GOST_WORKS 959 if test "$ac_cv_c_gost_works" != no; then 960 use_gost="yes" 961 AC_DEFINE([USE_GOST], [1], [Define this to enable GOST support.]) 962 fi 963 ;; 964esac 965fi dnl !USE_NSS && !USE_NETTLE 966 967AC_ARG_ENABLE(ecdsa, AC_HELP_STRING([--disable-ecdsa], [Disable ECDSA support])) 968use_ecdsa="no" 969case "$enable_ecdsa" in 970 no) 971 ;; 972 *) 973 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 974 AC_CHECK_FUNC(ECDSA_sign, [], [AC_MSG_ERROR([OpenSSL does not support ECDSA: please upgrade or rerun with --disable-ecdsa])]) 975 AC_CHECK_FUNC(SHA384_Init, [], [AC_MSG_ERROR([OpenSSL does not support SHA384: please upgrade or rerun with --disable-ecdsa])]) 976 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 977#include <openssl/evp.h> 978 ]) 979 # see if OPENSSL 1.0.0 or later (has EVP MD and Verify independency) 980 AC_MSG_CHECKING([if openssl supports SHA2 and ECDSA with EVP]) 981 if grep OPENSSL_VERSION_TEXT $ssldir/include/openssl/opensslv.h | grep "OpenSSL" >/dev/null; then 982 if grep OPENSSL_VERSION_NUMBER $ssldir/include/openssl/opensslv.h | grep 0x0 >/dev/null; then 983 AC_MSG_RESULT([no]) 984 AC_DEFINE_UNQUOTED([USE_ECDSA_EVP_WORKAROUND], [1], [Define this to enable an EVP workaround for older openssl]) 985 else 986 AC_MSG_RESULT([yes]) 987 fi 988 else 989 # not OpenSSL, thus likely LibreSSL, which supports it 990 AC_MSG_RESULT([yes]) 991 fi 992 fi 993 # we now know we have ECDSA and the required curves. 994 AC_DEFINE_UNQUOTED([USE_ECDSA], [1], [Define this to enable ECDSA support.]) 995 use_ecdsa="yes" 996 ;; 997esac 998 999AC_ARG_ENABLE(dsa, AC_HELP_STRING([--disable-dsa], [Disable DSA support])) 1000use_dsa="no" 1001case "$enable_dsa" in 1002 no) 1003 ;; 1004 *) 1005 # detect if DSA is supported, and turn it off if not. 1006 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 1007 AC_CHECK_FUNC(DSA_SIG_new, [ 1008 AC_CHECK_TYPE(DSA_SIG*, [ 1009 AC_DEFINE_UNQUOTED([USE_DSA], [1], [Define this to enable DSA support.]) 1010 ], [if test "x$enable_dsa" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support DSA and you used --enable-dsa.]) 1011 fi ], [ 1012AC_INCLUDES_DEFAULT 1013#ifdef HAVE_OPENSSL_ERR_H 1014#include <openssl/err.h> 1015#endif 1016 1017#ifdef HAVE_OPENSSL_RAND_H 1018#include <openssl/rand.h> 1019#endif 1020 1021#ifdef HAVE_OPENSSL_CONF_H 1022#include <openssl/conf.h> 1023#endif 1024 1025#ifdef HAVE_OPENSSL_ENGINE_H 1026#include <openssl/engine.h> 1027#endif 1028 ]) 1029 ], [if test "x$enable_dsa" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support DSA and you used --enable-dsa.]) 1030 fi ]) 1031 else 1032 AC_DEFINE_UNQUOTED([USE_DSA], [1], [Define this to enable DSA support.]) 1033 fi 1034 ;; 1035esac 1036 1037AC_ARG_ENABLE(ed25519, AC_HELP_STRING([--disable-ed25519], [Disable ED25519 support])) 1038use_ed25519="no" 1039case "$enable_ed25519" in 1040 no) 1041 ;; 1042 *) 1043 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 1044 AC_CHECK_DECLS([NID_ED25519], [ 1045 use_ed25519="yes" 1046 ], [ if test "x$enable_ed25519" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support ED25519 and you used --enable-ed25519.]) 1047 fi ], [AC_INCLUDES_DEFAULT 1048#include <openssl/evp.h> 1049 ]) 1050 fi 1051 if test $USE_NETTLE = "yes"; then 1052 AC_CHECK_HEADERS([nettle/eddsa.h], use_ed25519="yes",, [AC_INCLUDES_DEFAULT]) 1053 fi 1054 if test $use_ed25519 = "yes"; then 1055 AC_DEFINE_UNQUOTED([USE_ED25519], [1], [Define this to enable ED25519 support.]) 1056 fi 1057 ;; 1058esac 1059 1060AC_ARG_ENABLE(ed448, AC_HELP_STRING([--disable-ed448], [Disable ED448 support])) 1061use_ed448="no" 1062case "$enable_ed448" in 1063 no) 1064 ;; 1065 *) 1066 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 1067 AC_CHECK_DECLS([NID_ED448], [ 1068 use_ed448="yes" 1069 ], [ if test "x$enable_ed448" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support ED448 and you used --enable-ed448.]) 1070 fi ], [AC_INCLUDES_DEFAULT 1071#include <openssl/evp.h> 1072 ]) 1073 fi 1074 if test $use_ed448 = "yes"; then 1075 AC_DEFINE_UNQUOTED([USE_ED448], [1], [Define this to enable ED448 support.]) 1076 fi 1077 ;; 1078esac 1079 1080AC_ARG_ENABLE(event-api, AC_HELP_STRING([--enable-event-api], [Enable (experimental) pluggable event base libunbound API installed to unbound-event.h])) 1081case "$enable_event_api" in 1082 yes) 1083 AC_SUBST(UNBOUND_EVENT_INSTALL, [unbound-event-install]) 1084 AC_SUBST(UNBOUND_EVENT_UNINSTALL, [unbound-event-uninstall]) 1085 ;; 1086 *) 1087 ;; 1088esac 1089 1090AC_ARG_ENABLE(tfo-client, AC_HELP_STRING([--enable-tfo-client], [Enable TCP Fast Open for client mode])) 1091case "$enable_tfo_client" in 1092 yes) 1093 case `uname` in 1094 Linux) AC_CHECK_DECL([MSG_FASTOPEN], [AC_MSG_WARN([Check the platform specific TFO kernel parameters are correctly configured to support client mode TFO])], 1095 [AC_MSG_ERROR([TCP Fast Open is not available for client mode: please rerun without --enable-tfo-client])], 1096 [AC_INCLUDES_DEFAULT 1097#include <netinet/tcp.h> 1098]) 1099 AC_DEFINE_UNQUOTED([USE_MSG_FASTOPEN], [1], [Define this to enable client TCP Fast Open.]) 1100 ;; 1101 Darwin) AC_CHECK_DECL([CONNECT_RESUME_ON_READ_WRITE], [AC_MSG_WARN([Check the platform specific TFO kernel parameters are correctly configured to support client mode TFO])], 1102 [AC_MSG_ERROR([TCP Fast Open is not available for client mode: please rerun without --enable-tfo-client])], 1103 [AC_INCLUDES_DEFAULT 1104#include <sys/socket.h> 1105]) 1106 AC_DEFINE_UNQUOTED([USE_OSX_MSG_FASTOPEN], [1], [Define this to enable client TCP Fast Open.]) 1107 ;; 1108 esac 1109 ;; 1110 no|*) 1111 ;; 1112esac 1113 1114AC_ARG_ENABLE(tfo-server, AC_HELP_STRING([--enable-tfo-server], [Enable TCP Fast Open for server mode])) 1115case "$enable_tfo_server" in 1116 yes) 1117 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 1118#include <netinet/tcp.h> 1119 ]) 1120 AC_DEFINE_UNQUOTED([USE_TCP_FASTOPEN], [1], [Define this to enable server TCP Fast Open.]) 1121 ;; 1122 no|*) 1123 ;; 1124esac 1125 1126# check for libevent 1127AC_ARG_WITH(libevent, AC_HELP_STRING([--with-libevent=pathname], 1128 [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.]), 1129 [ ],[ withval="no" ]) 1130if test x_$withval = x_yes -o x_$withval != x_no; then 1131 AC_MSG_CHECKING(for libevent) 1132 if test x_$withval = x_ -o x_$withval = x_yes; then 1133 withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr" 1134 fi 1135 for dir in $withval; do 1136 thedir="$dir" 1137 if test -f "$dir/include/event.h" -o -f "$dir/include/event2/event.h"; then 1138 found_libevent="yes" 1139 dnl assume /usr is in default path. 1140 if test "$thedir" != "/usr"; then 1141 CPPFLAGS="$CPPFLAGS -I$thedir/include" 1142 fi 1143 break; 1144 fi 1145 done 1146 if test x_$found_libevent != x_yes; then 1147 if test -f "$dir/event.h" -a \( -f "$dir/libevent.la" -o -f "$dir/libev.la" \) ; then 1148 # libevent source directory 1149 AC_MSG_RESULT(found in $thedir) 1150 CPPFLAGS="$CPPFLAGS -I$thedir -I$thedir/include" 1151 BAK_LDFLAGS_SET="1" 1152 BAK_LDFLAGS="$LDFLAGS" 1153 # remove evdns from linking 1154 mkdir build >/dev/null 2>&1 1155 mkdir build/libevent >/dev/null 2>&1 1156 mkdir build/libevent/.libs >/dev/null 2>&1 1157 ev_files_o=`ls $thedir/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o` 1158 ev_files_lo=`ls $thedir/*.lo | grep -v evdns\.lo | grep -v bufferevent_openssl\.lo` 1159 ev_files_libso=`ls $thedir/.libs/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o` 1160 cp $ev_files_o build/libevent 1161 cp $ev_files_lo build/libevent 1162 cp $ev_files_libso build/libevent/.libs 1163 LATE_LDFLAGS="build/libevent/*.lo -lm" 1164 LDFLAGS="build/libevent/*.o $LDFLAGS -lm" 1165 else 1166 AC_MSG_ERROR([Cannot find the libevent library in $withval 1167You can restart ./configure --with-libevent=no to use a builtin alternative. 1168Please note that this alternative is not as capable as libevent when using 1169large outgoing port ranges. ]) 1170 fi 1171 else 1172 AC_MSG_RESULT(found in $thedir) 1173 dnl if event2 exists and no event lib in dir itself, use subdir 1174 if test ! -f $thedir/lib/libevent.a -a ! -f $thedir/lib/libevent.so -a -d "$thedir/lib/event2"; then 1175 LDFLAGS="$LDFLAGS -L$thedir/lib/event2" 1176 ACX_RUNTIME_PATH_ADD([$thedir/lib/event2]) 1177 else 1178 dnl assume /usr is in default path, do not add "". 1179 if test "$thedir" != "/usr" -a "$thedir" != ""; then 1180 LDFLAGS="$LDFLAGS -L$thedir/lib" 1181 ACX_RUNTIME_PATH_ADD([$thedir/lib]) 1182 fi 1183 fi 1184 fi 1185 # check for library used by libevent after 1.3c 1186 AC_SEARCH_LIBS([clock_gettime], [rt]) 1187 1188 # is the event.h header libev or libevent? 1189 AC_CHECK_HEADERS([event.h],,, [AC_INCLUDES_DEFAULT]) 1190 AC_CHECK_DECL(EV_VERSION_MAJOR, [ 1191 AC_SEARCH_LIBS(event_set, [ev]) 1192 ],[ 1193 AC_SEARCH_LIBS(event_set, [event]) 1194 ],[AC_INCLUDES_DEFAULT 1195#include <event.h> 1196 ]) 1197 AC_CHECK_FUNCS([event_base_free]) # only in libevent 1.2 and later 1198 AC_CHECK_FUNCS([event_base_once]) # only in libevent 1.4.1 and later 1199 AC_CHECK_FUNCS([event_base_new]) # only in libevent 1.4.1 and later 1200 AC_CHECK_FUNCS([event_base_get_method]) # only in libevent 1.4.3 and later 1201 AC_CHECK_FUNCS([ev_loop]) # only in libev. (tested on 3.51) 1202 AC_CHECK_FUNCS([ev_default_loop]) # only in libev. (tested on 4.00) 1203 AC_CHECK_FUNCS([event_assign]) # in libevent, for thread-safety 1204 AC_CHECK_DECLS([evsignal_assign], [], [], [AC_INCLUDES_DEFAULT 1205#ifdef HAVE_EVENT_H 1206# include <event.h> 1207#else 1208# include "event2/event.h" 1209#endif 1210 ]) 1211 PC_LIBEVENT_DEPENDENCY="libevent" 1212 AC_SUBST(PC_LIBEVENT_DEPENDENCY) 1213 if test -n "$BAK_LDFLAGS_SET"; then 1214 LDFLAGS="$BAK_LDFLAGS" 1215 fi 1216else 1217 AC_DEFINE(USE_MINI_EVENT, 1, [Define if you want to use internal select based events]) 1218fi 1219 1220# check for libexpat 1221AC_ARG_WITH(libexpat, AC_HELP_STRING([--with-libexpat=path], 1222 [specify explicit path for libexpat.]), 1223 [ ],[ withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr" ]) 1224AC_MSG_CHECKING(for libexpat) 1225found_libexpat="no" 1226for dir in $withval ; do 1227 if test -f "$dir/include/expat.h"; then 1228 found_libexpat="yes" 1229 dnl assume /usr is in default path. 1230 if test "$dir" != "/usr"; then 1231 CPPFLAGS="$CPPFLAGS -I$dir/include" 1232 LDFLAGS="$LDFLAGS -L$dir/lib" 1233 fi 1234 AC_MSG_RESULT(found in $dir) 1235 break; 1236 fi 1237done 1238if test x_$found_libexpat != x_yes; then 1239 AC_ERROR([Could not find libexpat, expat.h]) 1240fi 1241AC_CHECK_HEADERS([expat.h],,, [AC_INCLUDES_DEFAULT]) 1242AC_CHECK_DECLS([XML_StopParser], [], [], [AC_INCLUDES_DEFAULT 1243#include <expat.h> 1244]) 1245 1246# hiredis (redis C client for cachedb) 1247AC_ARG_WITH(libhiredis, AC_HELP_STRING([--with-libhiredis=path], 1248 [specify explicit path for libhiredis.]), 1249 [ ],[ withval="no" ]) 1250found_libhiredis="no" 1251if test x_$withval = x_yes -o x_$withval != x_no; then 1252 AC_MSG_CHECKING(for libhiredis) 1253 if test x_$withval = x_ -o x_$withval = x_yes; then 1254 withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr" 1255 fi 1256 for dir in $withval ; do 1257 if test -f "$dir/include/hiredis/hiredis.h"; then 1258 found_libhiredis="yes" 1259 dnl assume /usr is in default path. 1260 if test "$dir" != "/usr"; then 1261 CPPFLAGS="$CPPFLAGS -I$dir/include" 1262 LDFLAGS="$LDFLAGS -L$dir/lib" 1263 fi 1264 AC_MSG_RESULT(found in $dir) 1265 AC_DEFINE([USE_REDIS], [1], [Define this to use hiredis client.]) 1266 LIBS="$LIBS -lhiredis" 1267 break; 1268 fi 1269 done 1270 if test x_$found_libhiredis != x_yes; then 1271 AC_ERROR([Could not find libhiredis, hiredis.h]) 1272 fi 1273 AC_CHECK_HEADERS([hiredis/hiredis.h],,, [AC_INCLUDES_DEFAULT]) 1274 AC_CHECK_DECLS([redisConnect], [], [], [AC_INCLUDES_DEFAULT 1275 #include <hiredis/hiredis.h> 1276 ]) 1277fi 1278 1279# set static linking if requested 1280AC_SUBST(staticexe) 1281staticexe="" 1282AC_ARG_ENABLE(static-exe, AC_HELP_STRING([--enable-static-exe], 1283 [ enable to compile executables statically against (event) libs, for debug purposes ]), 1284 , ) 1285if test x_$enable_static_exe = x_yes; then 1286 staticexe="-static" 1287 if test "$on_mingw" = yes; then 1288 staticexe="-all-static" 1289 # for static compile, include gdi32 and zlib here. 1290 if echo $LIBS | grep 'lgdi32' >/dev/null; then 1291 : 1292 else 1293 LIBS="$LIBS -lgdi32" 1294 fi 1295 LIBS="$LIBS -lz" 1296 fi 1297fi 1298 1299# Include systemd.m4 - begin 1300sinclude(systemd.m4) 1301# Include systemd.m4 - end 1302 1303# set lock checking if requested 1304AC_ARG_ENABLE(lock_checks, AC_HELP_STRING([--enable-lock-checks], 1305 [ enable to check lock and unlock calls, for debug purposes ]), 1306 , ) 1307if test x_$enable_lock_checks = x_yes; then 1308 AC_DEFINE(ENABLE_LOCK_CHECKS, 1, [Define if you want to use debug lock checking (slow).]) 1309 CHECKLOCK_OBJ="checklocks.lo" 1310 AC_SUBST(CHECKLOCK_OBJ) 1311fi 1312 1313ACX_CHECK_GETADDRINFO_WITH_INCLUDES 1314if test "$USE_WINSOCK" = 1; then 1315 AC_DEFINE(UB_ON_WINDOWS, 1, [Use win32 resources and API]) 1316 AC_CHECK_HEADERS([iphlpapi.h],,, [AC_INCLUDES_DEFAULT 1317#include <windows.h> 1318 ]) 1319 AC_CHECK_TOOL(WINDRES, windres) 1320 LIBS="$LIBS -liphlpapi -lcrypt32" 1321 WINAPPS="unbound-service-install.exe unbound-service-remove.exe anchor-update.exe" 1322 AC_SUBST(WINAPPS) 1323 WIN_DAEMON_SRC="winrc/win_svc.c winrc/w_inst.c" 1324 AC_SUBST(WIN_DAEMON_SRC) 1325 WIN_DAEMON_OBJ="win_svc.lo w_inst.lo" 1326 AC_SUBST(WIN_DAEMON_OBJ) 1327 WIN_DAEMON_OBJ_LINK="rsrc_unbound.o" 1328 AC_SUBST(WIN_DAEMON_OBJ_LINK) 1329 WIN_HOST_OBJ_LINK="rsrc_unbound_host.o" 1330 AC_SUBST(WIN_HOST_OBJ_LINK) 1331 WIN_UBANCHOR_OBJ_LINK="rsrc_unbound_anchor.o log.lo locks.lo" 1332 AC_SUBST(WIN_UBANCHOR_OBJ_LINK) 1333 WIN_CONTROL_OBJ_LINK="rsrc_unbound_control.o" 1334 AC_SUBST(WIN_CONTROL_OBJ_LINK) 1335 WIN_CHECKCONF_OBJ_LINK="rsrc_unbound_checkconf.o" 1336 AC_SUBST(WIN_CHECKCONF_OBJ_LINK) 1337fi 1338if test $ac_cv_func_getaddrinfo = no; then 1339 AC_LIBOBJ([fake-rfc2553]) 1340fi 1341# check after getaddrinfo for its libraries 1342ACX_FUNC_IOCTLSOCKET 1343 1344# see if daemon(3) exists, and if it is deprecated. 1345AC_CHECK_FUNCS([daemon]) 1346if test $ac_cv_func_daemon = yes; then 1347 ACX_FUNC_DEPRECATED([daemon], [(void)daemon(0, 0);], [ 1348#include <stdlib.h> 1349]) 1350fi 1351 1352AC_CHECK_MEMBERS([struct sockaddr_un.sun_len],,,[ 1353AC_INCLUDES_DEFAULT 1354#ifdef HAVE_SYS_UN_H 1355#include <sys/un.h> 1356#endif 1357]) 1358AC_CHECK_MEMBERS([struct in_pktinfo.ipi_spec_dst],,,[ 1359AC_INCLUDES_DEFAULT 1360#if HAVE_SYS_PARAM_H 1361#include <sys/param.h> 1362#endif 1363 1364#ifdef HAVE_SYS_SOCKET_H 1365#include <sys/socket.h> 1366#endif 1367 1368#ifdef HAVE_SYS_UIO_H 1369#include <sys/uio.h> 1370#endif 1371 1372#ifdef HAVE_NETINET_IN_H 1373#include <netinet/in.h> 1374#endif 1375 1376#ifdef HAVE_NETINET_TCP_H 1377#include <netinet/tcp.h> 1378#endif 1379 1380#ifdef HAVE_ARPA_INET_H 1381#include <arpa/inet.h> 1382#endif 1383 1384#ifdef HAVE_WINSOCK2_H 1385#include <winsock2.h> 1386#endif 1387 1388#ifdef HAVE_WS2TCPIP_H 1389#include <ws2tcpip.h> 1390#endif 1391]) 1392AC_SEARCH_LIBS([setusercontext], [util]) 1393AC_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]) 1394AC_CHECK_FUNCS([setresuid],,[AC_CHECK_FUNCS([setreuid])]) 1395AC_CHECK_FUNCS([setresgid],,[AC_CHECK_FUNCS([setregid])]) 1396 1397# check if setreuid en setregid fail, on MacOSX10.4(darwin8). 1398if echo $target_os | grep darwin8 > /dev/null; then 1399 AC_DEFINE(DARWIN_BROKEN_SETREUID, 1, [Define this if on macOSX10.4-darwin8 and setreuid and setregid do not work]) 1400fi 1401AC_CHECK_DECLS([inet_pton,inet_ntop], [], [], [ 1402AC_INCLUDES_DEFAULT 1403#ifdef HAVE_NETINET_IN_H 1404#include <netinet/in.h> 1405#endif 1406 1407#ifdef HAVE_NETINET_TCP_H 1408#include <netinet/tcp.h> 1409#endif 1410 1411#ifdef HAVE_ARPA_INET_H 1412#include <arpa/inet.h> 1413#endif 1414 1415#ifdef HAVE_WINSOCK2_H 1416#include <winsock2.h> 1417#endif 1418 1419#ifdef HAVE_WS2TCPIP_H 1420#include <ws2tcpip.h> 1421#endif 1422]) 1423AC_REPLACE_FUNCS(inet_aton) 1424AC_REPLACE_FUNCS(inet_pton) 1425AC_REPLACE_FUNCS(inet_ntop) 1426AC_REPLACE_FUNCS(snprintf) 1427# test if snprintf return the proper length 1428if test "x$ac_cv_func_snprintf" = xyes; then 1429 if test c${cross_compiling} = cno; then 1430 AC_MSG_CHECKING([for correct snprintf return value]) 1431 AC_RUN_IFELSE([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT 1432[[ 1433int main(void) { return !(snprintf(NULL, 0, "test") == 4); } 1434]])], [AC_MSG_RESULT(yes)], [ 1435 AC_MSG_RESULT(no) 1436 AC_DEFINE([SNPRINTF_RET_BROKEN], [], [define if (v)snprintf does not return length needed, (but length used)]) 1437 AC_LIBOBJ(snprintf) 1438 ]) 1439 fi 1440fi 1441AC_REPLACE_FUNCS(strlcat) 1442AC_REPLACE_FUNCS(strlcpy) 1443AC_REPLACE_FUNCS(memmove) 1444AC_REPLACE_FUNCS(gmtime_r) 1445AC_REPLACE_FUNCS(isblank) 1446AC_REPLACE_FUNCS(explicit_bzero) 1447dnl without CTIME, ARC4-functions and without reallocarray. 1448LIBOBJ_WITHOUT_CTIMEARC4="$LIBOBJS" 1449AC_SUBST(LIBOBJ_WITHOUT_CTIMEARC4) 1450AC_MSG_CHECKING([for reallocarray]) 1451AC_LINK_IFELSE([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT 1452[[ 1453#ifndef _OPENBSD_SOURCE 1454#define _OPENBSD_SOURCE 1 1455#endif 1456#include <stdlib.h> 1457int main(void) { 1458 void* p = reallocarray(NULL, 10, 100); 1459 free(p); 1460 return 0; 1461} 1462]])], [AC_MSG_RESULT(yes) 1463 AC_DEFINE(HAVE_REALLOCARRAY, 1, [If we have reallocarray(3)]) 1464], [ 1465 AC_MSG_RESULT(no) 1466 AC_LIBOBJ(reallocarray) 1467]) 1468if test "$USE_NSS" = "no"; then 1469 AC_REPLACE_FUNCS(arc4random) 1470 AC_REPLACE_FUNCS(arc4random_uniform) 1471 if test "$ac_cv_func_arc4random" = "no"; then 1472 AC_LIBOBJ(arc4_lock) 1473 AC_CHECK_FUNCS([getentropy],,[ 1474 if test "$USE_WINSOCK" = 1; then 1475 AC_LIBOBJ(getentropy_win) 1476 else 1477 case "$host" in 1478 Darwin|*darwin*) 1479 AC_LIBOBJ(getentropy_osx) 1480 ;; 1481 *solaris*|*sunos*|SunOS) 1482 AC_LIBOBJ(getentropy_solaris) 1483 AC_CHECK_HEADERS([sys/sha2.h],, [ 1484 AC_CHECK_FUNCS([SHA512_Update],,[ 1485 AC_LIBOBJ(sha512) 1486 ]) 1487 ], [AC_INCLUDES_DEFAULT]) 1488 if test "$ac_cv_header_sys_sha2_h" = "yes"; then 1489 # this lib needed for sha2 on solaris 1490 LIBS="$LIBS -lmd" 1491 fi 1492 AC_SEARCH_LIBS([clock_gettime], [rt]) 1493 ;; 1494 *linux*|Linux|*) 1495 AC_LIBOBJ(getentropy_linux) 1496 AC_CHECK_FUNCS([SHA512_Update],,[ 1497 AC_DEFINE([COMPAT_SHA512], [1], [Do sha512 definitions in config.h]) 1498 AC_LIBOBJ(sha512) 1499 ]) 1500 AC_CHECK_HEADERS([sys/sysctl.h],,, [AC_INCLUDES_DEFAULT]) 1501 AC_CHECK_FUNCS([getauxval]) 1502 AC_SEARCH_LIBS([clock_gettime], [rt]) 1503 ;; 1504 esac 1505 fi 1506 ]) 1507 fi 1508fi 1509LIBOBJ_WITHOUT_CTIME="$LIBOBJS" 1510AC_SUBST(LIBOBJ_WITHOUT_CTIME) 1511AC_REPLACE_FUNCS(ctime_r) 1512AC_REPLACE_FUNCS(strsep) 1513 1514AC_ARG_ENABLE(allsymbols, AC_HELP_STRING([--enable-allsymbols], [export all symbols from libunbound and link binaries to it, smaller install size but libunbound export table is polluted by internal symbols])) 1515case "$enable_allsymbols" in 1516 yes) 1517 COMMON_OBJ_ALL_SYMBOLS="" 1518 UBSYMS="" 1519 EXTRALINK="-L. -L.libs -lunbound" 1520 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]) 1521 ;; 1522 no|*) 1523 COMMON_OBJ_ALL_SYMBOLS='$(COMMON_OBJ)' 1524 UBSYMS='-export-symbols $(srcdir)/libunbound/ubsyms.def' 1525 EXTRALINK="" 1526 ;; 1527esac 1528AC_SUBST(COMMON_OBJ_ALL_SYMBOLS) 1529AC_SUBST(EXTRALINK) 1530AC_SUBST(UBSYMS) 1531if test x_$enable_lock_checks = x_yes; then 1532 UBSYMS="-export-symbols clubsyms.def" 1533 cp ${srcdir}/libunbound/ubsyms.def clubsyms.def 1534 echo lock_protect >> clubsyms.def 1535 echo lock_unprotect >> clubsyms.def 1536 echo lock_get_mem >> clubsyms.def 1537 echo checklock_start >> clubsyms.def 1538 echo checklock_stop >> clubsyms.def 1539 echo checklock_lock >> clubsyms.def 1540 echo checklock_unlock >> clubsyms.def 1541 echo checklock_init >> clubsyms.def 1542 echo checklock_thrcreate >> clubsyms.def 1543 echo checklock_thrjoin >> clubsyms.def 1544fi 1545 1546# check for dnstap if requested 1547dt_DNSTAP([$UNBOUND_RUN_DIR/dnstap.sock], 1548 [ 1549 AC_DEFINE([USE_DNSTAP], [1], [Define to 1 to enable dnstap support]) 1550 AC_SUBST([ENABLE_DNSTAP], [1]) 1551 1552 AC_SUBST([opt_dnstap_socket_path]) 1553 ACX_ESCAPE_BACKSLASH($opt_dnstap_socket_path, hdr_dnstap_socket_path) 1554 AC_DEFINE_UNQUOTED(DNSTAP_SOCKET_PATH, 1555 ["$hdr_dnstap_socket_path"], [default dnstap socket path]) 1556 1557 AC_SUBST([DNSTAP_SRC], ["dnstap/dnstap.c dnstap/dnstap.pb-c.c"]) 1558 AC_SUBST([DNSTAP_OBJ], ["dnstap.lo dnstap.pb-c.lo"]) 1559 ], 1560 [ 1561 AC_SUBST([ENABLE_DNSTAP], [0]) 1562 ] 1563) 1564 1565# check for dnscrypt if requested 1566dnsc_DNSCRYPT([ 1567 AC_DEFINE([USE_DNSCRYPT], [1], [Define to 1 to enable dnscrypt support]) 1568 AC_SUBST([ENABLE_DNSCRYPT], [1]) 1569 1570 AC_SUBST([DNSCRYPT_SRC], ["dnscrypt/dnscrypt.c"]) 1571 AC_SUBST([DNSCRYPT_OBJ], ["dnscrypt.lo"]) 1572 ], 1573 [ 1574 AC_SUBST([ENABLE_DNSCRYPT], [0]) 1575 ] 1576) 1577 1578# check for cachedb if requested 1579AC_ARG_ENABLE(cachedb, AC_HELP_STRING([--enable-cachedb], [enable cachedb module that can use external cache storage])) 1580# turn on cachedb when hiredis support is enabled. 1581if test "$found_libhiredis" = "yes"; then enable_cachedb="yes"; fi 1582case "$enable_cachedb" in 1583 yes) 1584 AC_DEFINE([USE_CACHEDB], [1], [Define to 1 to use cachedb support]) 1585 ;; 1586 no|*) 1587 # nothing 1588 ;; 1589esac 1590 1591# check for ipsecmod if requested 1592AC_ARG_ENABLE(ipsecmod, AC_HELP_STRING([--enable-ipsecmod], [Enable ipsecmod module that facilitates opportunistic IPsec])) 1593case "$enable_ipsecmod" in 1594 yes) 1595 AC_DEFINE([USE_IPSECMOD], [1], [Define to 1 to use ipsecmod support.]) 1596 IPSECMOD_OBJ="ipsecmod.lo ipsecmod-whitelist.lo" 1597 AC_SUBST(IPSECMOD_OBJ) 1598 IPSECMOD_HEADER='$(srcdir)/ipsecmod/ipsecmod.h $(srcdir)/ipsecmod/ipsecmod-whitelist.h' 1599 AC_SUBST(IPSECMOD_HEADER) 1600 ;; 1601 no|*) 1602 # nothing 1603 ;; 1604esac 1605 1606AC_MSG_CHECKING([if ${MAKE:-make} supports $< with implicit rule in scope]) 1607# on openBSD, the implicit rule make $< work. 1608# on Solaris, it does not work ($? is changed sources, $^ lists dependencies). 1609# gmake works. 1610cat >conftest.make <<EOF 1611all: conftest.lo 1612 1613conftest.lo foo.lo bla.lo: 1614 if test -f "\$<"; then touch \$@; fi 1615 1616.SUFFIXES: .lo 1617.c.lo: 1618 if test -f "\$<"; then touch \$@; fi 1619 1620conftest.lo: conftest.dir/conftest.c 1621EOF 1622mkdir conftest.dir 1623touch conftest.dir/conftest.c 1624rm -f conftest.lo conftest.c 1625${MAKE:-make} -f conftest.make >/dev/null 1626rm -f conftest.make conftest.c conftest.dir/conftest.c 1627rm -rf conftest.dir 1628if test ! -f conftest.lo; then 1629 AC_MSG_RESULT(no) 1630 SOURCEDETERMINE='echo "$^" | awk "-F " "{print \$$1;}" > .source' 1631 SOURCEFILE='`cat .source`' 1632else 1633 AC_MSG_RESULT(yes) 1634 SOURCEDETERMINE=':' 1635 SOURCEFILE='$<' 1636fi 1637rm -f conftest.lo 1638AC_SUBST(SOURCEDETERMINE) 1639AC_SUBST(SOURCEFILE) 1640 1641# see if we want to build the library or everything 1642ALLTARGET="alltargets" 1643INSTALLTARGET="install-all" 1644AC_ARG_WITH(libunbound-only, AC_HELP_STRING([--with-libunbound-only], 1645 [do not build daemon and tool programs]), 1646 [ 1647 if test "$withval" = "yes"; then 1648 ALLTARGET="lib" 1649 INSTALLTARGET="install-lib" 1650 fi 1651]) 1652if test $ALLTARGET = "alltargets"; then 1653 if test $USE_NSS = "yes"; then 1654 AC_ERROR([--with-nss can only be used in combination with --with-libunbound-only.]) 1655 fi 1656 if test $USE_NETTLE = "yes"; then 1657 AC_ERROR([--with-nettle can only be used in combination with --with-libunbound-only.]) 1658 fi 1659fi 1660 1661AC_SUBST(ALLTARGET) 1662AC_SUBST(INSTALLTARGET) 1663 1664ACX_STRIP_EXT_FLAGS 1665if test -n "$LATE_LDFLAGS"; then 1666 LDFLAGS="$LATE_LDFLAGS $LDFLAGS" 1667fi 1668# remove start spaces 1669LDFLAGS=`echo "$LDFLAGS"|sed -e 's/^ *//'` 1670LIBS=`echo "$LIBS"|sed -e 's/^ *//'` 1671 1672AC_DEFINE_UNQUOTED([MAXSYSLOGMSGLEN], [10240], [Define to the maximum message length to pass to syslog.]) 1673 1674AH_BOTTOM( 1675dnl this must be first AH_CONFIG, to define the flags before any includes. 1676AHX_CONFIG_EXT_FLAGS 1677 1678dnl includes 1679[ 1680#ifndef _OPENBSD_SOURCE 1681#define _OPENBSD_SOURCE 1 1682#endif 1683 1684#ifndef UNBOUND_DEBUG 1685# ifndef NDEBUG 1686# define NDEBUG 1687# endif 1688#endif 1689 1690/** Use small-ldns codebase */ 1691#define USE_SLDNS 1 1692#ifdef HAVE_SSL 1693# define LDNS_BUILD_CONFIG_HAVE_SSL 1 1694#endif 1695 1696#include <stdio.h> 1697#include <string.h> 1698#include <unistd.h> 1699#include <assert.h> 1700 1701#if STDC_HEADERS 1702#include <stdlib.h> 1703#include <stddef.h> 1704#endif 1705 1706#ifdef HAVE_STDARG_H 1707#include <stdarg.h> 1708#endif 1709 1710#ifdef HAVE_STDINT_H 1711#include <stdint.h> 1712#endif 1713 1714#include <errno.h> 1715 1716#if HAVE_SYS_PARAM_H 1717#include <sys/param.h> 1718#endif 1719 1720#ifdef HAVE_SYS_SOCKET_H 1721#include <sys/socket.h> 1722#endif 1723 1724#ifdef HAVE_SYS_UIO_H 1725#include <sys/uio.h> 1726#endif 1727 1728#ifdef HAVE_NETINET_IN_H 1729#include <netinet/in.h> 1730#endif 1731 1732#ifdef HAVE_NETINET_TCP_H 1733#include <netinet/tcp.h> 1734#endif 1735 1736#ifdef HAVE_ARPA_INET_H 1737#include <arpa/inet.h> 1738#endif 1739 1740#ifdef HAVE_WINSOCK2_H 1741#include <winsock2.h> 1742#endif 1743 1744#ifdef HAVE_WS2TCPIP_H 1745#include <ws2tcpip.h> 1746#endif 1747 1748#ifndef USE_WINSOCK 1749#define ARG_LL "%ll" 1750#else 1751#define ARG_LL "%I64" 1752#endif 1753 1754#ifndef AF_LOCAL 1755#define AF_LOCAL AF_UNIX 1756#endif 1757] 1758 1759AHX_CONFIG_FORMAT_ATTRIBUTE 1760AHX_CONFIG_UNUSED_ATTRIBUTE 1761AHX_CONFIG_FSEEKO 1762AHX_CONFIG_MAXHOSTNAMELEN 1763#if !defined(HAVE_SNPRINTF) || defined(SNPRINTF_RET_BROKEN) 1764#define snprintf snprintf_unbound 1765#define vsnprintf vsnprintf_unbound 1766#include <stdarg.h> 1767int snprintf (char *str, size_t count, const char *fmt, ...); 1768int vsnprintf (char *str, size_t count, const char *fmt, va_list arg); 1769#endif /* HAVE_SNPRINTF or SNPRINTF_RET_BROKEN */ 1770AHX_CONFIG_INET_PTON(unbound) 1771AHX_CONFIG_INET_NTOP(unbound) 1772AHX_CONFIG_INET_ATON(unbound) 1773AHX_CONFIG_MEMMOVE(unbound) 1774AHX_CONFIG_STRLCAT(unbound) 1775AHX_CONFIG_STRLCPY(unbound) 1776AHX_CONFIG_GMTIME_R(unbound) 1777AHX_CONFIG_REALLOCARRAY(unbound) 1778AHX_CONFIG_W32_SLEEP 1779AHX_CONFIG_W32_USLEEP 1780AHX_CONFIG_W32_RANDOM 1781AHX_CONFIG_W32_SRANDOM 1782AHX_CONFIG_W32_FD_SET_T 1783AHX_CONFIG_IPV6_MIN_MTU 1784AHX_MEMCMP_BROKEN(unbound) 1785 1786[ 1787#ifndef HAVE_CTIME_R 1788#define ctime_r unbound_ctime_r 1789char *ctime_r(const time_t *timep, char *buf); 1790#endif 1791 1792#ifndef HAVE_STRSEP 1793#define strsep unbound_strsep 1794char *strsep(char **stringp, const char *delim); 1795#endif 1796 1797#ifndef HAVE_ISBLANK 1798#define isblank unbound_isblank 1799int isblank(int c); 1800#endif 1801 1802#ifndef HAVE_EXPLICIT_BZERO 1803#define explicit_bzero unbound_explicit_bzero 1804void explicit_bzero(void* buf, size_t len); 1805#endif 1806 1807#if defined(HAVE_INET_NTOP) && !HAVE_DECL_INET_NTOP 1808const char *inet_ntop(int af, const void *src, char *dst, size_t size); 1809#endif 1810 1811#if defined(HAVE_INET_PTON) && !HAVE_DECL_INET_PTON 1812int inet_pton(int af, const char* src, void* dst); 1813#endif 1814 1815#if !defined(HAVE_STRPTIME) || !defined(STRPTIME_WORKS) 1816#define strptime unbound_strptime 1817struct tm; 1818char *strptime(const char *s, const char *format, struct tm *tm); 1819#endif 1820 1821#ifdef HAVE_LIBRESSL 1822# if !HAVE_DECL_STRLCPY 1823size_t strlcpy(char *dst, const char *src, size_t siz); 1824# endif 1825# if !HAVE_DECL_STRLCAT 1826size_t strlcat(char *dst, const char *src, size_t siz); 1827# endif 1828# if !HAVE_DECL_ARC4RANDOM && defined(HAVE_ARC4RANDOM) 1829uint32_t arc4random(void); 1830# endif 1831# if !HAVE_DECL_ARC4RANDOM_UNIFORM && defined(HAVE_ARC4RANDOM_UNIFORM) 1832uint32_t arc4random_uniform(uint32_t upper_bound); 1833# endif 1834# if !HAVE_DECL_REALLOCARRAY 1835void *reallocarray(void *ptr, size_t nmemb, size_t size); 1836# endif 1837#endif /* HAVE_LIBRESSL */ 1838#ifndef HAVE_ARC4RANDOM 1839int getentropy(void* buf, size_t len); 1840uint32_t arc4random(void); 1841void arc4random_buf(void* buf, size_t n); 1842void _ARC4_LOCK(void); 1843void _ARC4_UNLOCK(void); 1844void _ARC4_LOCK_DESTROY(void); 1845#endif 1846#ifndef HAVE_ARC4RANDOM_UNIFORM 1847uint32_t arc4random_uniform(uint32_t upper_bound); 1848#endif 1849#ifdef COMPAT_SHA512 1850#ifndef SHA512_DIGEST_LENGTH 1851#define SHA512_BLOCK_LENGTH 128 1852#define SHA512_DIGEST_LENGTH 64 1853#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1) 1854typedef struct _SHA512_CTX { 1855 uint64_t state[8]; 1856 uint64_t bitcount[2]; 1857 uint8_t buffer[SHA512_BLOCK_LENGTH]; 1858} SHA512_CTX; 1859#endif /* SHA512_DIGEST_LENGTH */ 1860void SHA512_Init(SHA512_CTX*); 1861void SHA512_Update(SHA512_CTX*, void*, size_t); 1862void SHA512_Final(uint8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*); 1863unsigned char *SHA512(void* data, unsigned int data_len, unsigned char *digest); 1864#endif /* COMPAT_SHA512 */ 1865 1866 1867 1868#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)) 1869 /* using version of libevent that is not threadsafe. */ 1870# define LIBEVENT_SIGNAL_PROBLEM 1 1871#endif 1872 1873#ifndef CHECKED_INET6 1874# define CHECKED_INET6 1875# ifdef AF_INET6 1876# define INET6 1877# else 1878# define AF_INET6 28 1879# endif 1880#endif /* CHECKED_INET6 */ 1881 1882#ifndef HAVE_GETADDRINFO 1883struct sockaddr_storage; 1884#include "compat/fake-rfc2553.h" 1885#endif 1886 1887#ifdef UNBOUND_ALLOC_STATS 1888# define malloc(s) unbound_stat_malloc_log(s, __FILE__, __LINE__, __func__) 1889# define calloc(n,s) unbound_stat_calloc_log(n, s, __FILE__, __LINE__, __func__) 1890# define free(p) unbound_stat_free_log(p, __FILE__, __LINE__, __func__) 1891# define realloc(p,s) unbound_stat_realloc_log(p, s, __FILE__, __LINE__, __func__) 1892void *unbound_stat_malloc(size_t size); 1893void *unbound_stat_calloc(size_t nmemb, size_t size); 1894void unbound_stat_free(void *ptr); 1895void *unbound_stat_realloc(void *ptr, size_t size); 1896void *unbound_stat_malloc_log(size_t size, const char* file, int line, 1897 const char* func); 1898void *unbound_stat_calloc_log(size_t nmemb, size_t size, const char* file, 1899 int line, const char* func); 1900void unbound_stat_free_log(void *ptr, const char* file, int line, 1901 const char* func); 1902void *unbound_stat_realloc_log(void *ptr, size_t size, const char* file, 1903 int line, const char* func); 1904#elif defined(UNBOUND_ALLOC_LITE) 1905# include "util/alloc.h" 1906#endif /* UNBOUND_ALLOC_LITE and UNBOUND_ALLOC_STATS */ 1907 1908/** default port for DNS traffic. */ 1909#define UNBOUND_DNS_PORT 53 1910/** default port for DNS over TLS traffic. */ 1911#define UNBOUND_DNS_OVER_TLS_PORT 853 1912/** default port for unbound control traffic, registered port with IANA, 1913 ub-dns-control 8953/tcp unbound dns nameserver control */ 1914#define UNBOUND_CONTROL_PORT 8953 1915/** the version of unbound-control that this software implements */ 1916#define UNBOUND_CONTROL_VERSION 1 1917 1918]) 1919 1920dnl if we build from source tree, the man pages need @date@ and @version@ 1921dnl if this is a distro tarball, that was already done by makedist.sh 1922AC_SUBST(version, [VERSION_MAJOR.VERSION_MINOR.VERSION_MICRO]) 1923AC_SUBST(date, [`date +'%b %e, %Y'`]) 1924 1925AC_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]) 1926AC_CONFIG_HEADER([config.h]) 1927AC_OUTPUT 1928