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) 9 10# must be numbers. ac_defun because of later processing 11m4_define([VERSION_MAJOR],[1]) 12m4_define([VERSION_MINOR],[5]) 13m4_define([VERSION_MICRO],[9]) 14AC_INIT(unbound, m4_defn([VERSION_MAJOR]).m4_defn([VERSION_MINOR]).m4_defn([VERSION_MICRO]), unbound-bugs@nlnetlabs.nl, unbound) 15AC_SUBST(UNBOUND_VERSION_MAJOR, [VERSION_MAJOR]) 16AC_SUBST(UNBOUND_VERSION_MINOR, [VERSION_MINOR]) 17AC_SUBST(UNBOUND_VERSION_MICRO, [VERSION_MICRO]) 18 19LIBUNBOUND_CURRENT=6 20LIBUNBOUND_REVISION=1 21LIBUNBOUND_AGE=4 22# 1.0.0 had 0:12:0 23# 1.0.1 had 0:13:0 24# 1.0.2 had 0:14:0 25# 1.1.0 had 0:15:0 26# 1.1.1 had 0:16:0 27# 1.2.0 had 0:17:0 28# 1.2.1 had 0:18:0 29# 1.3.0 had 1:0:0 # ub_cancel and -export-symbols. 30# 1.3.1 had 1:1:0 31# 1.3.2 had 1:2:0 32# 1.3.3 had 1:3:0 33# 1.3.4 had 1:4:0 34# 1.4.0-snapshots had 1:5:0 35# 1.4.0 had 1:5:0 (not 2:0:0) # ub_result.why_bogus 36# 1.4.1 had 2:1:0 37# 1.4.2 had 2:2:0 38# 1.4.3 had 2:3:0 39# 1.4.4 had 2:4:0 40# 1.4.5 had 2:5:0 41# 1.4.6 had 2:6:0 42# 1.4.7 had 2:7:0 43# 1.4.8 had 2:8:0 44# 1.4.9 had 2:9:0 45# 1.4.10 had 2:10:0 46# 1.4.11 had 2:11:0 47# 1.4.12 had 2:12:0 48# 1.4.13 had 2:13:0 49# and 1.4.13p1 and 1.4.13.p2 50# 1.4.14 had 2:14:0 51# 1.4.15 had 3:0:1 # adds ub_version() 52# 1.4.16 had 3:1:1 53# 1.4.17 had 3:2:1 54# 1.4.18 had 3:3:1 55# 1.4.19 had 3:4:1 56# 1.4.20 had 4:0:2 # adds libunbound.ttl # but shipped 3:5:1 57# 1.4.21 had 4:1:2 58# 1.4.22 had 4:1:2 59# 1.5.0 had 5:3:3 # adds ub_ctx_add_ta_autr 60# 1.5.1 had 5:3:3 61# 1.5.2 had 5:5:3 62# 1.5.3 had 5:6:3 63# 1.5.4 had 5:7:3 64# 1.5.5 had 5:8:3 65# 1.5.6 had 5:9:3 66# 1.5.7 had 5:10:3 67# 1.5.8 had 6:0:4 # adds ub_ctx_set_stub 68# 1.5.9 had 6:1:4 69 70# Current -- the number of the binary API that we're implementing 71# Revision -- which iteration of the implementation of the binary 72# API are we supplying? 73# Age -- How many previous binary API versions do we also 74# support? 75# 76# If we release a new version that does not change the binary API, 77# increment Revision. 78# 79# If we release a new version that changes the binary API, but does 80# not break programs compiled against the old binary API, increment 81# Current and Age. Set Revision to 0, since this is the first 82# implementation of the new API. 83# 84# Otherwise, we're changing the binary API and breaking bakward 85# compatibility with old binaries. Increment Current. Set Age to 0, 86# since we're backward compatible with no previous APIs. Set Revision 87# to 0 too. 88AC_SUBST(LIBUNBOUND_CURRENT) 89AC_SUBST(LIBUNBOUND_REVISION) 90AC_SUBST(LIBUNBOUND_AGE) 91 92CFLAGS="$CFLAGS" 93AC_AIX 94if test "$ac_cv_header_minix_config_h" = "yes"; then 95 AC_DEFINE(_NETBSD_SOURCE,1, [Enable for compile on Minix]) 96fi 97 98dnl 99dnl By default set prefix to /usr/local 100dnl 101case "$prefix" in 102 NONE) 103 prefix="/usr/local" 104 ;; 105esac 106 107# are we on MinGW? 108if uname -s 2>&1 | grep MINGW32 >/dev/null; then on_mingw="yes" 109else 110 if echo $target | grep mingw32 >/dev/null; then on_mingw="yes" 111 else on_mingw="no"; fi 112fi 113 114# 115# Determine configuration file 116# the eval is to evaluate shell expansion twice 117if test $on_mingw = "no"; then 118 ub_conf_file=`eval echo "${sysconfdir}/unbound/unbound.conf"` 119else 120 ub_conf_file="C:\\Program Files\\Unbound\\service.conf" 121fi 122AC_ARG_WITH([conf_file], 123 AC_HELP_STRING([--with-conf-file=path], 124 [Pathname to the Unbound configuration file]), 125 [ub_conf_file="$withval"]) 126AC_SUBST(ub_conf_file) 127ACX_ESCAPE_BACKSLASH($ub_conf_file, hdr_config) 128AC_DEFINE_UNQUOTED(CONFIGFILE, ["$hdr_config"], [Pathname to the Unbound configuration file]) 129ub_conf_dir=`AS_DIRNAME(["$ub_conf_file"])` 130AC_SUBST(ub_conf_dir) 131 132# Determine run, chroot directory and pidfile locations 133AC_ARG_WITH(run-dir, 134 AC_HELP_STRING([--with-run-dir=path], 135 [set default directory to chdir to (by default dir part of cfg file)]), 136 UNBOUND_RUN_DIR="$withval", 137if test $on_mingw = no; then 138 UNBOUND_RUN_DIR=`dirname "$ub_conf_file"` 139else 140 UNBOUND_RUN_DIR="" 141fi 142) 143AC_SUBST(UNBOUND_RUN_DIR) 144ACX_ESCAPE_BACKSLASH($UNBOUND_RUN_DIR, hdr_run) 145AC_DEFINE_UNQUOTED(RUN_DIR, ["$hdr_run"], [Directory to chdir to]) 146 147AC_ARG_WITH(chroot-dir, 148 AC_HELP_STRING([--with-chroot-dir=path], 149 [set default directory to chroot to (by default same as run-dir)]), 150 UNBOUND_CHROOT_DIR="$withval", 151if test $on_mingw = no; then 152 UNBOUND_CHROOT_DIR="$UNBOUND_RUN_DIR" 153else 154 UNBOUND_CHROOT_DIR="" 155fi 156) 157AC_SUBST(UNBOUND_CHROOT_DIR) 158ACX_ESCAPE_BACKSLASH($UNBOUND_CHROOT_DIR, hdr_chroot) 159AC_DEFINE_UNQUOTED(CHROOT_DIR, ["$hdr_chroot"], [Directory to chroot to]) 160 161AC_ARG_WITH(share-dir, 162 AC_HELP_STRING([--with-share-dir=path], 163 [set default directory with shared data (by default same as share/unbound)]), 164 UNBOUND_SHARE_DIR="$withval", 165 UNBOUND_SHARE_DIR="$UNBOUND_RUN_DIR") 166AC_SUBST(UNBOUND_SHARE_DIR) 167AC_DEFINE_UNQUOTED(SHARE_DIR, ["$UNBOUND_SHARE_DIR"], [Shared data]) 168 169AC_ARG_WITH(pidfile, 170 AC_HELP_STRING([--with-pidfile=filename], 171 [set default pathname to unbound pidfile (default run-dir/unbound.pid)]), 172 UNBOUND_PIDFILE="$withval", 173if test $on_mingw = no; then 174 UNBOUND_PIDFILE="$UNBOUND_RUN_DIR/unbound.pid" 175else 176 UNBOUND_PIDFILE="" 177fi 178) 179AC_SUBST(UNBOUND_PIDFILE) 180ACX_ESCAPE_BACKSLASH($UNBOUND_PIDFILE, hdr_pid) 181AC_DEFINE_UNQUOTED(PIDFILE, ["$hdr_pid"], [default pidfile location]) 182 183AC_ARG_WITH(rootkey-file, 184 AC_HELP_STRING([--with-rootkey-file=filename], 185 [set default pathname to root key file (default run-dir/root.key). This file is read and written.]), 186 UNBOUND_ROOTKEY_FILE="$withval", 187if test $on_mingw = no; then 188 UNBOUND_ROOTKEY_FILE="$UNBOUND_RUN_DIR/root.key" 189else 190 UNBOUND_ROOTKEY_FILE="C:\\Program Files\\Unbound\\root.key" 191fi 192) 193AC_SUBST(UNBOUND_ROOTKEY_FILE) 194ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTKEY_FILE, hdr_rkey) 195AC_DEFINE_UNQUOTED(ROOT_ANCHOR_FILE, ["$hdr_rkey"], [default rootkey location]) 196 197AC_ARG_WITH(rootcert-file, 198 AC_HELP_STRING([--with-rootcert-file=filename], 199 [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.]), 200 UNBOUND_ROOTCERT_FILE="$withval", 201if test $on_mingw = no; then 202 UNBOUND_ROOTCERT_FILE="$UNBOUND_RUN_DIR/icannbundle.pem" 203else 204 UNBOUND_ROOTCERT_FILE="C:\\Program Files\\Unbound\\icannbundle.pem" 205fi 206) 207AC_SUBST(UNBOUND_ROOTCERT_FILE) 208ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTCERT_FILE, hdr_rpem) 209AC_DEFINE_UNQUOTED(ROOT_CERT_FILE, ["$hdr_rpem"], [default rootcert location]) 210 211AC_ARG_WITH(username, 212 AC_HELP_STRING([--with-username=user], 213 [set default user that unbound changes to (default user is unbound)]), 214 UNBOUND_USERNAME="$withval", 215 UNBOUND_USERNAME="unbound") 216AC_SUBST(UNBOUND_USERNAME) 217AC_DEFINE_UNQUOTED(UB_USERNAME, ["$UNBOUND_USERNAME"], [default username]) 218 219AC_DEFINE(WINVER, 0x0502, [the version of the windows API enabled]) 220ACX_RSRC_VERSION(wnvs) 221AC_DEFINE_UNQUOTED(RSRC_PACKAGE_VERSION, [$wnvs], [version number for resource files]) 222 223# Checks for typedefs, structures, and compiler characteristics. 224AC_C_CONST 225AC_LANG_C 226# allow user to override the -g -O2 flags. 227if test "x$CFLAGS" = "x" ; then 228ACX_CHECK_COMPILER_FLAG(g, [CFLAGS="$CFLAGS -g"]) 229ACX_CHECK_COMPILER_FLAG(O2, [CFLAGS="$CFLAGS -O2"]) 230fi 231AC_PROG_CC 232ACX_DEPFLAG 233ACX_DETERMINE_EXT_FLAGS_UNBOUND 234 235# debug mode flags warnings 236AC_ARG_ENABLE(checking, AC_HELP_STRING([--enable-checking], [Enable warnings, asserts, makefile-dependencies])) 237AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug], [same as enable-checking])) 238if test "$enable_debug" = "yes"; then debug_enabled="$enable_debug"; 239else debug_enabled="$enable_checking"; fi 240AC_SUBST(debug_enabled) 241case "$debug_enabled" in 242 yes) 243 ACX_CHECK_COMPILER_FLAG(W, [CFLAGS="$CFLAGS -W"]) 244 ACX_CHECK_COMPILER_FLAG(Wall, [CFLAGS="$CFLAGS -Wall"]) 245 ACX_CHECK_COMPILER_FLAG(Wextra, [CFLAGS="$CFLAGS -Wextra"]) 246 ACX_CHECK_COMPILER_FLAG(Wdeclaration-after-statement, [CFLAGS="$CFLAGS -Wdeclaration-after-statement"]) 247 AC_DEFINE([UNBOUND_DEBUG], [], [define this to enable debug checks.]) 248 ;; 249 no|*) 250 # nothing to do. 251 ;; 252esac 253ACX_CHECK_FLTO 254ACX_CHECK_PIE 255ACX_CHECK_RELRO_NOW 256 257AC_C_INLINE 258ACX_CHECK_FORMAT_ATTRIBUTE 259ACX_CHECK_UNUSED_ATTRIBUTE 260 261AC_DEFUN([CHECK_WEAK_ATTRIBUTE], 262[AC_REQUIRE([AC_PROG_CC]) 263AC_MSG_CHECKING(whether the C compiler (${CC-cc}) accepts the "weak" attribute) 264AC_CACHE_VAL(ac_cv_c_weak_attribute, 265[ac_cv_c_weak_attribute=no 266AC_TRY_COMPILE( 267[ #include <stdio.h> 268__attribute__((weak)) void f(int x) { printf("%d", x); } 269], [ 270 f(1); 271], 272[ac_cv_c_weak_attribute="yes"], 273[ac_cv_c_weak_attribute="no"]) 274]) 275 276AC_MSG_RESULT($ac_cv_c_weak_attribute) 277if test $ac_cv_c_weak_attribute = yes; then 278 AC_DEFINE(HAVE_ATTR_WEAK, 1, [Whether the C compiler accepts the "weak" attribute]) 279fi 280])dnl End of CHECK_WEAK_ATTRIBUTE 281 282CHECK_WEAK_ATTRIBUTE 283 284if test "$srcdir" != "."; then 285 CPPFLAGS="$CPPFLAGS -I$srcdir" 286fi 287 288AC_DEFUN([ACX_YYLEX_DESTROY], [ 289 AC_MSG_CHECKING([for yylex_destroy]) 290 if echo %% | $LEX -t 2>&1 | grep yylex_destroy >/dev/null 2>&1; then 291 AC_DEFINE(LEX_HAS_YYLEX_DESTROY, 1, [if lex has yylex_destroy]) 292 AC_MSG_RESULT(yes) 293 else AC_MSG_RESULT(no); fi 294]) 295 296AC_PROG_LEX 297ACX_YYLEX_DESTROY 298AC_PROG_YACC 299AC_CHECK_PROG(doxygen, doxygen, doxygen) 300AC_CHECK_TOOL(STRIP, strip) 301ACX_LIBTOOL_C_ONLY 302 303# Checks for header files. 304AC_CHECK_HEADERS([stdarg.h stdbool.h netinet/in.h netinet/tcp.h sys/param.h sys/socket.h sys/un.h sys/uio.h sys/resource.h arpa/inet.h syslog.h netdb.h sys/wait.h pwd.h glob.h grp.h login_cap.h winsock2.h ws2tcpip.h endian.h],,, [AC_INCLUDES_DEFAULT]) 305 306# check for types. 307# Using own tests for int64* because autoconf builtin only give 32bit. 308AC_CHECK_TYPE(int8_t, signed char) 309AC_CHECK_TYPE(int16_t, short) 310AC_CHECK_TYPE(int32_t, int) 311AC_CHECK_TYPE(int64_t, long long) 312AC_CHECK_TYPE(uint8_t, unsigned char) 313AC_CHECK_TYPE(uint16_t, unsigned short) 314AC_CHECK_TYPE(uint32_t, unsigned int) 315AC_CHECK_TYPE(uint64_t, unsigned long long) 316AC_TYPE_SIZE_T 317AC_CHECK_TYPE(ssize_t, int) 318AC_TYPE_UID_T 319AC_TYPE_PID_T 320AC_TYPE_OFF_T 321ACX_TYPE_U_CHAR 322ACX_TYPE_RLIM_T 323ACX_TYPE_SOCKLEN_T 324ACX_TYPE_IN_ADDR_T 325ACX_TYPE_IN_PORT_T 326ACX_CHECK_MEMCMP_SIGNED 327 328AC_CHECK_SIZEOF(time_t,,[ 329AC_INCLUDES_DEFAULT 330#ifdef TIME_WITH_SYS_TIME 331# include <sys/time.h> 332# include <time.h> 333#else 334# ifdef HAVE_SYS_TIME_H 335# include <sys/time.h> 336# else 337# include <time.h> 338# endif 339#endif 340]) 341 342# add option to disable the evil rpath 343ACX_ARG_RPATH 344AC_SUBST(RUNTIME_PATH) 345 346# check to see if libraries are needed for these functions. 347AC_SEARCH_LIBS([inet_pton], [nsl]) 348AC_SEARCH_LIBS([socket], [socket]) 349 350# check wether strptime also works 351AC_DEFUN([AC_CHECK_STRPTIME_WORKS], 352[AC_REQUIRE([AC_PROG_CC]) 353AC_MSG_CHECKING(whether strptime works) 354if test c${cross_compiling} = cno; then 355AC_RUN_IFELSE([AC_LANG_SOURCE([[ 356#define _XOPEN_SOURCE 600 357#include <time.h> 358int main(void) { struct tm tm; char *res; 359res = 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); 360if (!res) return 2; 361res = strptime("20070207111842", "%Y%m%d%H%M%S", &tm); 362if (!res) return 1; return 0; } 363]])] , [eval "ac_cv_c_strptime_works=yes"], [eval "ac_cv_c_strptime_works=no"]) 364else 365eval "ac_cv_c_strptime_works=maybe" 366fi 367AC_MSG_RESULT($ac_cv_c_strptime_works) 368if test $ac_cv_c_strptime_works = no; then 369AC_LIBOBJ(strptime) 370else 371AC_DEFINE_UNQUOTED([STRPTIME_WORKS], 1, [use default strptime.]) 372fi 373])dnl 374 375# check some functions of the OS before linking libs (while still runnable). 376AC_FUNC_CHOWN 377AC_FUNC_FORK 378AC_TYPE_SIGNAL 379AC_FUNC_FSEEKO 380ACX_SYS_LARGEFILE 381ACX_CHECK_NONBLOCKING_BROKEN 382ACX_MKDIR_ONE_ARG 383AC_CHECK_FUNCS([strptime],[AC_CHECK_STRPTIME_WORKS],[AC_LIBOBJ([strptime])]) 384 385# set memory allocation checking if requested 386AC_ARG_ENABLE(alloc-checks, AC_HELP_STRING([--enable-alloc-checks], 387 [ enable to memory allocation statistics, for debug purposes ]), 388 , ) 389AC_ARG_ENABLE(alloc-lite, AC_HELP_STRING([--enable-alloc-lite], 390 [ enable for lightweight alloc assertions, for debug purposes ]), 391 , ) 392AC_ARG_ENABLE(alloc-nonregional, AC_HELP_STRING([--enable-alloc-nonregional], 393 [ enable nonregional allocs, slow but exposes regional allocations to other memory purifiers, for debug purposes ]), 394 , ) 395if test x_$enable_alloc_nonregional = x_yes; then 396 AC_DEFINE(UNBOUND_ALLOC_NONREGIONAL, 1, [use malloc not regions, for debug use]) 397fi 398if test x_$enable_alloc_checks = x_yes; then 399 AC_DEFINE(UNBOUND_ALLOC_STATS, 1, [use statistics for allocs and frees, for debug use]) 400else 401 if test x_$enable_alloc_lite = x_yes; then 402 AC_DEFINE(UNBOUND_ALLOC_LITE, 1, [use to enable lightweight alloc assertions, for debug use]) 403 else 404 ACX_FUNC_MALLOC([unbound]) 405 fi 406fi 407 408# check windows threads (we use them, not pthreads, on windows). 409if test "$on_mingw" = "yes"; then 410# check windows threads 411 AC_CHECK_HEADERS([windows.h],,, [AC_INCLUDES_DEFAULT]) 412 AC_MSG_CHECKING([for CreateThread]) 413 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([ 414#ifdef HAVE_WINDOWS_H 415#include <windows.h> 416#endif 417], [ 418 HANDLE t = CreateThread(NULL, 0, NULL, NULL, 0, NULL); 419])], 420 AC_MSG_RESULT(yes) 421 AC_DEFINE(HAVE_WINDOWS_THREADS, 1, [Using Windows threads]) 422, 423 AC_MSG_RESULT(no) 424) 425 426else 427# not on mingw, check thread libraries. 428 429# check for thread library. 430# check this first, so that the pthread lib does not get linked in via 431# libssl or libpython, and thus distorts the tests, and we end up using 432# the non-threadsafe C libraries. 433AC_ARG_WITH(pthreads, AC_HELP_STRING([--with-pthreads], 434 [use pthreads library, or --without-pthreads to disable threading support.]), 435 [ ],[ withval="yes" ]) 436ub_have_pthreads=no 437if test x_$withval != x_no; then 438 AX_PTHREAD([ 439 AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.]) 440 LIBS="$PTHREAD_LIBS $LIBS" 441 CFLAGS="$CFLAGS $PTHREAD_CFLAGS" 442 CC="$PTHREAD_CC" 443 ub_have_pthreads=yes 444 AC_CHECK_TYPES([pthread_spinlock_t, pthread_rwlock_t],,,[#include <pthread.h>]) 445 446 if echo "$CFLAGS" | $GREP -e "-pthread" >/dev/null; then 447 AC_MSG_CHECKING([if -pthread unused during linking]) 448 # catch clang warning 'argument unused during compilation' 449 AC_LANG_CONFTEST([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT 450[[ 451int main(void) {return 0;} 452]])]) 453 pthread_unused="yes" 454 # first compile 455 echo "$CC $CFLAGS -c conftest.c -o conftest.o" >&AS_MESSAGE_LOG_FD 456 $CC $CFLAGS -c conftest.c -o conftest.o 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD 457 if test $? = 0; then 458 # then link 459 echo "$CC $CFLAGS -Werror $LDFLAGS $LIBS -o conftest contest.o" >&AS_MESSAGE_LOG_FD 460 $CC $CFLAGS -Werror $LDFLAGS $LIBS -o conftest conftest.o 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD 461 if test $? -ne 0; then 462 AC_MSG_RESULT(yes) 463 CFLAGS=`echo "$CFLAGS" | sed -e 's/-pthread//'` 464 PTHREAD_CFLAGS_ONLY="-pthread" 465 AC_SUBST(PTHREAD_CFLAGS_ONLY) 466 else 467 AC_MSG_RESULT(no) 468 fi 469 else 470 AC_MSG_RESULT(no) 471 fi # endif cc successful 472 rm -f conftest conftest.c conftest.o 473 fi # endif -pthread in CFLAGS 474 475 ]) 476fi 477 478# check solaris thread library 479AC_ARG_WITH(solaris-threads, AC_HELP_STRING([--with-solaris-threads], 480 [use solaris native thread library.]), [ ],[ withval="no" ]) 481ub_have_sol_threads=no 482if test x_$withval != x_no; then 483 if test x_$ub_have_pthreads != x_no; then 484 AC_WARN([Have pthreads already, ignoring --with-solaris-threads]) 485 else 486 AC_SEARCH_LIBS(thr_create, [thread], 487 [ 488 AC_DEFINE(HAVE_SOLARIS_THREADS, 1, [Using Solaris threads]) 489 490 ACX_CHECK_COMPILER_FLAG(mt, [CFLAGS="$CFLAGS -mt"], 491 [CFLAGS="$CFLAGS -D_REENTRANT"]) 492 ub_have_sol_threads=yes 493 ] , [ 494 AC_ERROR([no solaris threads found.]) 495 ]) 496 fi 497fi 498 499fi # end of non-mingw check of thread libraries 500 501# Check for PyUnbound 502AC_ARG_WITH(pyunbound, 503 AC_HELP_STRING([--with-pyunbound], 504 [build PyUnbound, or --without-pyunbound to skip it. (default=no)]), 505 [], [ withval="no" ]) 506 507ub_test_python=no 508ub_with_pyunbound=no 509if test x_$withval != x_no; then 510 ub_with_pyunbound=yes 511 ub_test_python=yes 512fi 513 514# Check for Python module 515AC_ARG_WITH(pythonmodule, 516 AC_HELP_STRING([--with-pythonmodule], 517 [build Python module, or --without-pythonmodule to disable script engine. (default=no)]), 518 [], [ withval="no" ]) 519 520ub_with_pythonmod=no 521if test x_$withval != x_no; then 522 ub_with_pythonmod=yes 523 ub_test_python=yes 524fi 525 526# Check for Python & SWIG only on PyUnbound or PyModule 527if test x_$ub_test_python != x_no; then 528 529 # Check for Python 530 ub_have_python=no 531 ac_save_LIBS="$LIBS" dnl otherwise AC_PYTHON_DEVEL thrashes $LIBS 532 AC_PYTHON_DEVEL 533 if test ! -z "$PYTHON_VERSION"; then 534 if test `$PYTHON -c "print('$PYTHON_VERSION' >= '2.4.0')"` = "False"; then 535 AC_ERROR([Python version >= 2.4.0 is required]) 536 fi 537 538 [PY_MAJOR_VERSION="`$PYTHON -c \"import sys; print(sys.version_info[0])\"`"] 539 AC_SUBST(PY_MAJOR_VERSION) 540 # Have Python 541 AC_DEFINE(HAVE_PYTHON,1,[Define if you have Python libraries and header files.]) 542 LIBS="$PYTHON_LDFLAGS $LIBS" 543 CPPFLAGS="$CPPFLAGS $PYTHON_CPPFLAGS" 544 ub_have_python=yes 545 546 # Check for SWIG 547 ub_have_swig=no 548 AC_PROG_SWIG 549 AC_MSG_CHECKING(SWIG) 550 if test ! -x "$SWIG"; then 551 AC_ERROR([failed to find swig tool, install it, or do not build Python module and PyUnbound]) 552 else 553 AC_DEFINE(HAVE_SWIG, 1, [Define if you have Swig libraries and header files.]) 554 AC_SUBST(swig, "$SWIG") 555 AC_MSG_RESULT(present) 556 557 # If have Python & SWIG 558 # Declare PythonMod 559 if test x_$ub_with_pythonmod != x_no; then 560 AC_DEFINE(WITH_PYTHONMODULE, 1, [Define if you want Python module.]) 561 WITH_PYTHONMODULE=yes 562 AC_SUBST(WITH_PYTHONMODULE) 563 PYTHONMOD_OBJ="pythonmod.lo pythonmod_utils.lo" 564 AC_SUBST(PYTHONMOD_OBJ) 565 PYTHONMOD_HEADER='$(srcdir)/pythonmod/pythonmod.h' 566 AC_SUBST(PYTHONMOD_HEADER) 567 PYTHONMOD_INSTALL=pythonmod-install 568 AC_SUBST(PYTHONMOD_INSTALL) 569 PYTHONMOD_UNINSTALL=pythonmod-uninstall 570 AC_SUBST(PYTHONMOD_UNINSTALL) 571 fi 572 573 # Declare PyUnbound 574 if test x_$ub_with_pyunbound != x_no; then 575 AC_DEFINE(WITH_PYUNBOUND, 1, [Define if you want PyUnbound.]) 576 WITH_PYUNBOUND=yes 577 AC_SUBST(WITH_PYUNBOUND) 578 PYUNBOUND_OBJ="libunbound_wrap.lo" 579 AC_SUBST(PYUNBOUND_OBJ) 580 PYUNBOUND_TARGET="_unbound.la" 581 AC_SUBST(PYUNBOUND_TARGET) 582 PYUNBOUND_INSTALL=pyunbound-install 583 AC_SUBST(PYUNBOUND_INSTALL) 584 PYUNBOUND_UNINSTALL=pyunbound-uninstall 585 AC_SUBST(PYUNBOUND_UNINSTALL) 586 fi 587 fi 588 else 589 AC_MSG_RESULT([*** Python libraries not found, won't build PythonMod or PyUnbound ***]) 590 ub_with_pyunbound=no 591 ub_with_pythonmod=no 592 fi 593fi 594 595if test "`uname`" = "NetBSD"; then 596 NETBSD_LINTFLAGS='"-D__RENAME(x)=" -D_NETINET_IN_H_' 597 AC_SUBST(NETBSD_LINTFLAGS) 598fi 599CONFIG_DATE=`date +%Y%m%d` 600AC_SUBST(CONFIG_DATE) 601 602# Checks for libraries. 603 604# libnss 605USE_NSS="no" 606AC_ARG_WITH([nss], AC_HELP_STRING([--with-nss=path], 607 [use libnss instead of openssl, installed at path.]), 608 [ 609 USE_NSS="yes" 610 AC_DEFINE(HAVE_NSS, 1, [Use libnss for crypto]) 611 if test "$withval" != "" -a "$withval" != "yes"; then 612 CPPFLAGS="$CPPFLAGS -I$withval/include/nss3" 613 LDFLAGS="$LDFLAGS -L$withval/lib" 614 ACX_RUNTIME_PATH_ADD([$withval/lib]) 615 CPPFLAGS="-I$withval/include/nspr4 $CPPFLAGS" 616 else 617 CPPFLAGS="$CPPFLAGS -I/usr/include/nss3" 618 CPPFLAGS="-I/usr/include/nspr4 $CPPFLAGS" 619 fi 620 LIBS="$LIBS -lnss3 -lnspr4" 621 SSLLIB="" 622 ] 623) 624 625# libnettle 626USE_NETTLE="no" 627AC_ARG_WITH([nettle], AC_HELP_STRING([--with-nettle=path], 628 [use libnettle as crypto library, installed at path.]), 629 [ 630 USE_NETTLE="yes" 631 AC_DEFINE(HAVE_NETTLE, 1, [Use libnettle for crypto]) 632 if test "$withval" != "" -a "$withval" != "yes"; then 633 CPPFLAGS="$CPPFLAGS -I$withval/include/nettle" 634 LDFLAGS="$LDFLAGS -L$withval/lib" 635 ACX_RUNTIME_PATH_ADD([$withval/lib]) 636 else 637 CPPFLAGS="$CPPFLAGS -I/usr/include/nettle" 638 fi 639 LIBS="$LIBS -lhogweed -lnettle -lgmp" 640 SSLLIB="" 641 ] 642) 643 644# openssl 645if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 646ACX_WITH_SSL 647ACX_LIB_SSL 648SSLLIB="-lssl" 649AC_MSG_CHECKING([for LibreSSL]) 650if grep VERSION_TEXT $ssldir/include/openssl/opensslv.h | grep "LibreSSL" >/dev/null; then 651 AC_MSG_RESULT([yes]) 652 AC_DEFINE([HAVE_LIBRESSL], [1], [Define if we have LibreSSL]) 653 # libressl provides these compat functions, but they may also be 654 # declared by the OS in libc. See if they have been declared. 655 AC_CHECK_DECLS([strlcpy,strlcat,arc4random,arc4random_uniform,reallocarray]) 656else 657 AC_MSG_RESULT([no]) 658fi 659AC_CHECK_HEADERS([openssl/conf.h],,, [AC_INCLUDES_DEFAULT]) 660AC_CHECK_HEADERS([openssl/engine.h],,, [AC_INCLUDES_DEFAULT]) 661AC_CHECK_FUNCS([OPENSSL_config EVP_sha1 EVP_sha256 EVP_sha512 FIPS_mode EVP_MD_CTX_new]) 662AC_CHECK_DECLS([SSL_COMP_get_compression_methods,sk_SSL_COMP_pop_free,SSL_CTX_set_ecdh_auto], [], [], [ 663AC_INCLUDES_DEFAULT 664#ifdef HAVE_OPENSSL_ERR_H 665#include <openssl/err.h> 666#endif 667 668#ifdef HAVE_OPENSSL_RAND_H 669#include <openssl/rand.h> 670#endif 671 672#ifdef HAVE_OPENSSL_CONF_H 673#include <openssl/conf.h> 674#endif 675 676#ifdef HAVE_OPENSSL_ENGINE_H 677#include <openssl/engine.h> 678#endif 679#include <openssl/ssl.h> 680#include <openssl/evp.h> 681]) 682fi 683AC_SUBST(SSLLIB) 684 685 686AC_ARG_ENABLE(sha2, AC_HELP_STRING([--disable-sha2], [Disable SHA256 and SHA512 RRSIG support])) 687case "$enable_sha2" in 688 no) 689 ;; 690 yes|*) 691 AC_DEFINE([USE_SHA2], [1], [Define this to enable SHA256 and SHA512 support.]) 692 ;; 693esac 694 695# check wether gost also works 696AC_DEFUN([AC_CHECK_GOST_WORKS], 697[AC_REQUIRE([AC_PROG_CC]) 698AC_MSG_CHECKING([if GOST works]) 699if test c${cross_compiling} = cno; then 700BAKCFLAGS="$CFLAGS" 701if test -n "$ssldir"; then 702 CFLAGS="$CFLAGS -Wl,-rpath,$ssldir/lib" 703fi 704AC_RUN_IFELSE([AC_LANG_SOURCE([[ 705#include <string.h> 706#include <openssl/ssl.h> 707#include <openssl/evp.h> 708#include <openssl/engine.h> 709#include <openssl/conf.h> 710/* routine to load gost (from sldns) */ 711int load_gost_id(void) 712{ 713 static int gost_id = 0; 714 const EVP_PKEY_ASN1_METHOD* meth; 715 ENGINE* e; 716 717 if(gost_id) return gost_id; 718 719 /* see if configuration loaded gost implementation from other engine*/ 720 meth = EVP_PKEY_asn1_find_str(NULL, "gost2001", -1); 721 if(meth) { 722 EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth); 723 return gost_id; 724 } 725 726 /* see if engine can be loaded already */ 727 e = ENGINE_by_id("gost"); 728 if(!e) { 729 /* load it ourself, in case statically linked */ 730 ENGINE_load_builtin_engines(); 731 ENGINE_load_dynamic(); 732 e = ENGINE_by_id("gost"); 733 } 734 if(!e) { 735 /* no gost engine in openssl */ 736 return 0; 737 } 738 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL)) { 739 ENGINE_finish(e); 740 ENGINE_free(e); 741 return 0; 742 } 743 744 meth = EVP_PKEY_asn1_find_str(&e, "gost2001", -1); 745 if(!meth) { 746 /* algo not found */ 747 ENGINE_finish(e); 748 ENGINE_free(e); 749 return 0; 750 } 751 EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth); 752 return gost_id; 753} 754int main(void) { 755 EVP_MD_CTX* ctx; 756 const EVP_MD* md; 757 unsigned char digest[64]; /* its a 256-bit digest, so uses 32 bytes */ 758 const char* str = "Hello world"; 759 const unsigned char check[] = { 760 0x40 , 0xed , 0xf8 , 0x56 , 0x5a , 0xc5 , 0x36 , 0xe1 , 761 0x33 , 0x7c , 0x7e , 0x87 , 0x62 , 0x1c , 0x42 , 0xe0 , 762 0x17 , 0x1b , 0x5e , 0xce , 0xa8 , 0x46 , 0x65 , 0x4d , 763 0x8d , 0x3e , 0x22 , 0x9b , 0xe1 , 0x30 , 0x19 , 0x9d 764 }; 765 OPENSSL_config(NULL); 766 (void)load_gost_id(); 767 md = EVP_get_digestbyname("md_gost94"); 768 if(!md) return 1; 769 memset(digest, 0, sizeof(digest)); 770 ctx = EVP_MD_CTX_create(); 771 if(!ctx) return 2; 772 if(!EVP_DigestInit_ex(ctx, md, NULL)) return 3; 773 if(!EVP_DigestUpdate(ctx, str, 10)) return 4; 774 if(!EVP_DigestFinal_ex(ctx, digest, NULL)) return 5; 775 /* uncomment to see the hash calculated. 776 {int i; 777 for(i=0; i<32; i++) 778 printf(" %2.2x", (int)digest[i]); 779 printf("\n");} 780 */ 781 if(memcmp(digest, check, sizeof(check)) != 0) 782 return 6; 783 return 0; 784} 785]])] , [eval "ac_cv_c_gost_works=yes"], [eval "ac_cv_c_gost_works=no"]) 786CFLAGS="$BAKCFLAGS" 787else 788eval "ac_cv_c_gost_works=maybe" 789fi 790AC_MSG_RESULT($ac_cv_c_gost_works) 791])dnl 792 793AC_ARG_ENABLE(gost, AC_HELP_STRING([--disable-gost], [Disable GOST support])) 794use_gost="no" 795if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 796case "$enable_gost" in 797 no) 798 ;; 799 *) 800 AC_CHECK_FUNC(EVP_PKEY_set_type_str, [:],[AC_MSG_ERROR([OpenSSL 1.0.0 is needed for GOST support])]) 801 AC_CHECK_FUNC(EC_KEY_new, [], [AC_MSG_ERROR([OpenSSL does not support ECC, needed for GOST support])]) 802 AC_CHECK_GOST_WORKS 803 if test "$ac_cv_c_gost_works" != no; then 804 use_gost="yes" 805 AC_DEFINE([USE_GOST], [1], [Define this to enable GOST support.]) 806 fi 807 ;; 808esac 809fi dnl !USE_NSS && !USE_NETTLE 810 811AC_ARG_ENABLE(ecdsa, AC_HELP_STRING([--disable-ecdsa], [Disable ECDSA support])) 812use_ecdsa="no" 813case "$enable_ecdsa" in 814 no) 815 ;; 816 *) 817 if test $USE_NSS = "no" -a $USE_NETTLE = "no"; then 818 AC_CHECK_FUNC(ECDSA_sign, [], [AC_MSG_ERROR([OpenSSL does not support ECDSA: please upgrade or rerun with --disable-ecdsa])]) 819 AC_CHECK_FUNC(SHA384_Init, [], [AC_MSG_ERROR([OpenSSL does not support SHA384: please upgrade or rerun with --disable-ecdsa])]) 820 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 821#include <openssl/evp.h> 822 ]) 823 # see if OPENSSL 1.0.0 or later (has EVP MD and Verify independency) 824 AC_MSG_CHECKING([if openssl supports SHA2 and ECDSA with EVP]) 825 if grep OPENSSL_VERSION_TEXT $ssldir/include/openssl/opensslv.h | grep "OpenSSL" >/dev/null; then 826 if grep OPENSSL_VERSION_NUMBER $ssldir/include/openssl/opensslv.h | grep 0x0 >/dev/null; then 827 AC_MSG_RESULT([no]) 828 AC_DEFINE_UNQUOTED([USE_ECDSA_EVP_WORKAROUND], [1], [Define this to enable an EVP workaround for older openssl]) 829 else 830 AC_MSG_RESULT([yes]) 831 fi 832 else 833 # not OpenSSL, thus likely LibreSSL, which supports it 834 AC_MSG_RESULT([yes]) 835 fi 836 fi 837 # we now know we have ECDSA and the required curves. 838 AC_DEFINE_UNQUOTED([USE_ECDSA], [1], [Define this to enable ECDSA support.]) 839 use_ecdsa="yes" 840 ;; 841esac 842 843AC_ARG_ENABLE(dsa, AC_HELP_STRING([--disable-dsa], [Disable DSA support])) 844use_dsa="no" 845case "$enable_ecdsa" in 846 no) 847 ;; 848 *) 849 # detect if DSA is supported, and turn it off if not. 850 AC_CHECK_FUNC(EVP_dss1, [ 851 AC_DEFINE_UNQUOTED([USE_DSA], [1], [Define this to enable DSA support.]) 852 ], [if test "x$enable_dsa" = "xyes"; then AC_MSG_ERROR([OpenSSL does not support DSA and you used --enable-dsa.]) 853 fi ]) 854 ;; 855esac 856 857 858AC_ARG_ENABLE(event-api, AC_HELP_STRING([--enable-event-api], [Enable (experimental) pluggable event base libunbound API installed to unbound-event.h])) 859case "$enable_event_api" in 860 yes) 861 AC_SUBST(UNBOUND_EVENT_INSTALL, [unbound-event-install]) 862 AC_SUBST(UNBOUND_EVENT_UNINSTALL, [unbound-event-uninstall]) 863 ;; 864 *) 865 ;; 866esac 867 868# check for libevent 869AC_ARG_WITH(libevent, AC_HELP_STRING([--with-libevent=pathname], 870 [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.]), 871 [ ],[ withval="no" ]) 872if test x_$withval = x_yes -o x_$withval != x_no; then 873 AC_MSG_CHECKING(for libevent) 874 if test x_$withval = x_ -o x_$withval = x_yes; then 875 withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr" 876 fi 877 for dir in $withval; do 878 thedir="$dir" 879 if test -f "$dir/include/event.h" -o -f "$dir/include/event2/event.h"; then 880 found_libevent="yes" 881 dnl assume /usr is in default path. 882 if test "$thedir" != "/usr"; then 883 CPPFLAGS="$CPPFLAGS -I$thedir/include" 884 fi 885 break; 886 fi 887 done 888 if test x_$found_libevent != x_yes; then 889 if test -f "$dir/event.h" -a \( -f "$dir/libevent.la" -o -f "$dir/libev.la" \) ; then 890 # libevent source directory 891 AC_MSG_RESULT(found in $thedir) 892 CPPFLAGS="$CPPFLAGS -I$thedir -I$thedir/include" 893 BAK_LDFLAGS_SET="1" 894 BAK_LDFLAGS="$LDFLAGS" 895 # remove evdns from linking 896 mkdir build >/dev/null 2>&1 897 mkdir build/libevent >/dev/null 2>&1 898 mkdir build/libevent/.libs >/dev/null 2>&1 899 ev_files_o=`ls $thedir/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o` 900 ev_files_lo=`ls $thedir/*.lo | grep -v evdns\.lo | grep -v bufferevent_openssl\.lo` 901 ev_files_libso=`ls $thedir/.libs/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o` 902 cp $ev_files_o build/libevent 903 cp $ev_files_lo build/libevent 904 cp $ev_files_libso build/libevent/.libs 905 LATE_LDFLAGS="build/libevent/*.lo -lm" 906 LDFLAGS="build/libevent/*.o $LDFLAGS -lm" 907 else 908 AC_MSG_ERROR([Cannot find the libevent library in $withval 909You can restart ./configure --with-libevent=no to use a builtin alternative. 910Please note that this alternative is not as capable as libevent when using 911large outgoing port ranges. ]) 912 fi 913 else 914 AC_MSG_RESULT(found in $thedir) 915 dnl if event2 exists and no event lib in dir itself, use subdir 916 if test ! -f $thedir/lib/libevent.a -a ! -f $thedir/lib/libevent.so -a -d "$thedir/lib/event2"; then 917 LDFLAGS="$LDFLAGS -L$thedir/lib/event2" 918 ACX_RUNTIME_PATH_ADD([$thedir/lib/event2]) 919 else 920 dnl assume /usr is in default path, do not add "". 921 if test "$thedir" != "/usr" -a "$thedir" != ""; then 922 LDFLAGS="$LDFLAGS -L$thedir/lib" 923 ACX_RUNTIME_PATH_ADD([$thedir/lib]) 924 fi 925 fi 926 fi 927 # check for library used by libevent after 1.3c 928 AC_SEARCH_LIBS([clock_gettime], [rt]) 929 930 # is the event.h header libev or libevent? 931 AC_CHECK_HEADERS([event.h],,, [AC_INCLUDES_DEFAULT]) 932 AC_CHECK_DECL(EV_VERSION_MAJOR, [ 933 AC_SEARCH_LIBS(event_set, [ev]) 934 ],[ 935 AC_SEARCH_LIBS(event_set, [event]) 936 ],[AC_INCLUDES_DEFAULT 937#include <event.h> 938 ]) 939 AC_CHECK_FUNCS([event_base_free]) # only in libevent 1.2 and later 940 AC_CHECK_FUNCS([event_base_once]) # only in libevent 1.4.1 and later 941 AC_CHECK_FUNCS([event_base_new]) # only in libevent 1.4.1 and later 942 AC_CHECK_FUNCS([event_base_get_method]) # only in libevent 1.4.3 and later 943 AC_CHECK_FUNCS([ev_loop]) # only in libev. (tested on 3.51) 944 AC_CHECK_FUNCS([ev_default_loop]) # only in libev. (tested on 4.00) 945 if test -n "$BAK_LDFLAGS_SET"; then 946 LDFLAGS="$BAK_LDFLAGS" 947 fi 948else 949 AC_DEFINE(USE_MINI_EVENT, 1, [Define if you want to use internal select based events]) 950fi 951 952# check for libexpat 953AC_ARG_WITH(libexpat, AC_HELP_STRING([--with-libexpat=path], 954 [specify explicit path for libexpat.]), 955 [ ],[ withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr" ]) 956AC_MSG_CHECKING(for libexpat) 957found_libexpat="no" 958for dir in $withval ; do 959 if test -f "$dir/include/expat.h"; then 960 found_libexpat="yes" 961 dnl assume /usr is in default path. 962 if test "$dir" != "/usr"; then 963 CPPFLAGS="$CPPFLAGS -I$dir/include" 964 LDFLAGS="$LDFLAGS -L$dir/lib" 965 fi 966 AC_MSG_RESULT(found in $dir) 967 break; 968 fi 969done 970if test x_$found_libexpat != x_yes; then 971 AC_ERROR([Could not find libexpat, expat.h]) 972fi 973AC_CHECK_HEADERS([expat.h],,, [AC_INCLUDES_DEFAULT]) 974AC_CHECK_DECLS([XML_StopParser], [], [], [AC_INCLUDES_DEFAULT 975#include <expat.h> 976]) 977 978# set static linking if requested 979AC_SUBST(staticexe) 980staticexe="" 981AC_ARG_ENABLE(static-exe, AC_HELP_STRING([--enable-static-exe], 982 [ enable to compile executables statically against (event) libs, for debug purposes ]), 983 , ) 984if test x_$enable_static_exe = x_yes; then 985 staticexe="-static" 986 if test "$on_mingw" = yes; then 987 staticexe="-all-static" 988 # for static crosscompile, include gdi32 and zlib here. 989 if test "`uname`" = "Linux"; then 990 LIBS="$LIBS -lgdi32 -lz" 991 fi 992 fi 993fi 994 995# set lock checking if requested 996AC_ARG_ENABLE(lock_checks, AC_HELP_STRING([--enable-lock-checks], 997 [ enable to check lock and unlock calls, for debug purposes ]), 998 , ) 999if test x_$enable_lock_checks = x_yes; then 1000 AC_DEFINE(ENABLE_LOCK_CHECKS, 1, [Define if you want to use debug lock checking (slow).]) 1001 CHECKLOCK_OBJ="checklocks.lo" 1002 AC_SUBST(CHECKLOCK_OBJ) 1003fi 1004 1005ACX_CHECK_GETADDRINFO_WITH_INCLUDES 1006if test "$USE_WINSOCK" = 1; then 1007 AC_DEFINE(UB_ON_WINDOWS, 1, [Use win32 resources and API]) 1008 AC_CHECK_HEADERS([iphlpapi.h],,, [AC_INCLUDES_DEFAULT 1009#include <windows.h> 1010 ]) 1011 AC_CHECK_TOOL(WINDRES, windres) 1012 LIBS="$LIBS -liphlpapi" 1013 WINAPPS="unbound-service-install.exe unbound-service-remove.exe anchor-update.exe" 1014 AC_SUBST(WINAPPS) 1015 WIN_DAEMON_SRC="winrc/win_svc.c winrc/w_inst.c" 1016 AC_SUBST(WIN_DAEMON_SRC) 1017 WIN_DAEMON_OBJ="win_svc.lo w_inst.lo" 1018 AC_SUBST(WIN_DAEMON_OBJ) 1019 WIN_DAEMON_OBJ_LINK="rsrc_unbound.o" 1020 AC_SUBST(WIN_DAEMON_OBJ_LINK) 1021 WIN_HOST_OBJ_LINK="rsrc_unbound_host.o" 1022 AC_SUBST(WIN_HOST_OBJ_LINK) 1023 WIN_UBANCHOR_OBJ_LINK="rsrc_unbound_anchor.o log.lo locks.lo" 1024 AC_SUBST(WIN_UBANCHOR_OBJ_LINK) 1025 WIN_CONTROL_OBJ_LINK="rsrc_unbound_control.o" 1026 AC_SUBST(WIN_CONTROL_OBJ_LINK) 1027 WIN_CHECKCONF_OBJ_LINK="rsrc_unbound_checkconf.o" 1028 AC_SUBST(WIN_CHECKCONF_OBJ_LINK) 1029fi 1030if test $ac_cv_func_getaddrinfo = no; then 1031 AC_LIBOBJ([fake-rfc2553]) 1032fi 1033# check after getaddrinfo for its libraries 1034ACX_FUNC_IOCTLSOCKET 1035 1036# see if daemon(3) exists, and if it is deprecated. 1037AC_CHECK_FUNCS([daemon]) 1038if test $ac_cv_func_daemon = yes; then 1039 ACX_FUNC_DEPRECATED([daemon], [(void)daemon(0, 0);], [ 1040#include <stdlib.h> 1041]) 1042fi 1043 1044AC_CHECK_MEMBERS([struct sockaddr_un.sun_len],,,[ 1045AC_INCLUDES_DEFAULT 1046#ifdef HAVE_SYS_UN_H 1047#include <sys/un.h> 1048#endif 1049]) 1050AC_CHECK_MEMBERS([struct in_pktinfo.ipi_spec_dst],,,[ 1051AC_INCLUDES_DEFAULT 1052#if HAVE_SYS_PARAM_H 1053#include <sys/param.h> 1054#endif 1055 1056#ifdef HAVE_SYS_SOCKET_H 1057#include <sys/socket.h> 1058#endif 1059 1060#ifdef HAVE_SYS_UIO_H 1061#include <sys/uio.h> 1062#endif 1063 1064#ifdef HAVE_NETINET_IN_H 1065#include <netinet/in.h> 1066#endif 1067 1068#ifdef HAVE_NETINET_TCP_H 1069#include <netinet/tcp.h> 1070#endif 1071 1072#ifdef HAVE_ARPA_INET_H 1073#include <arpa/inet.h> 1074#endif 1075 1076#ifdef HAVE_WINSOCK2_H 1077#include <winsock2.h> 1078#endif 1079 1080#ifdef HAVE_WS2TCPIP_H 1081#include <ws2tcpip.h> 1082#endif 1083]) 1084AC_SEARCH_LIBS([setusercontext], [util]) 1085AC_CHECK_FUNCS([tzset sigprocmask fcntl getpwnam getrlimit setrlimit setsid chroot kill chown sleep usleep random srandom recvmsg sendmsg writev socketpair glob initgroups strftime localtime_r setusercontext _beginthreadex endservent endprotoent fsync]) 1086AC_CHECK_FUNCS([setresuid],,[AC_CHECK_FUNCS([setreuid])]) 1087AC_CHECK_FUNCS([setresgid],,[AC_CHECK_FUNCS([setregid])]) 1088 1089AC_MSG_CHECKING([for sbrk]) 1090# catch the warning of deprecated sbrk 1091old_cflags="$CFLAGS" 1092CFLAGS="$CFLAGS -Werror" 1093AC_COMPILE_IFELSE([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT 1094[[ 1095int main(void) { void* cur = sbrk(0); printf("%u\n", (unsigned)(size_t)((char*)cur - (char*)sbrk(0))); return 0; } 1096]])], [ 1097 AC_MSG_RESULT(yes) 1098 AC_DEFINE(HAVE_SBRK, 1, [define if you have the sbrk() call]) 1099 ], [AC_MSG_RESULT(no)]) 1100CFLAGS="$old_cflags" 1101 1102# check if setreuid en setregid fail, on MacOSX10.4(darwin8). 1103if echo $build_os | grep darwin8 > /dev/null; then 1104 AC_DEFINE(DARWIN_BROKEN_SETREUID, 1, [Define this if on macOSX10.4-darwin8 and setreuid and setregid do not work]) 1105fi 1106AC_REPLACE_FUNCS(inet_aton) 1107AC_REPLACE_FUNCS(inet_pton) 1108AC_REPLACE_FUNCS(inet_ntop) 1109AC_REPLACE_FUNCS(snprintf) 1110# test if snprintf return the proper length 1111if test "x$ac_cv_func_snprintf" = xyes; then 1112 if test c${cross_compiling} = cno; then 1113 AC_MSG_CHECKING([for correct snprintf return value]) 1114 AC_RUN_IFELSE([AC_LANG_SOURCE(AC_INCLUDES_DEFAULT 1115[[ 1116int main(void) { return !(snprintf(NULL, 0, "test") == 4); } 1117]])], [AC_MSG_RESULT(yes)], [ 1118 AC_MSG_RESULT(no) 1119 AC_DEFINE([SNPRINTF_RET_BROKEN], [], [define if (v)snprintf does not return length needed, (but length used)]) 1120 AC_LIBOBJ(snprintf) 1121 ]) 1122 fi 1123fi 1124AC_REPLACE_FUNCS(strlcat) 1125AC_REPLACE_FUNCS(strlcpy) 1126AC_REPLACE_FUNCS(memmove) 1127AC_REPLACE_FUNCS(gmtime_r) 1128AC_REPLACE_FUNCS(isblank) 1129dnl without CTIME, ARC4-functions and without reallocarray. 1130LIBOBJ_WITHOUT_CTIMEARC4="$LIBOBJS" 1131AC_SUBST(LIBOBJ_WITHOUT_CTIMEARC4) 1132AC_REPLACE_FUNCS(reallocarray) 1133if test "$USE_NSS" = "no"; then 1134 AC_REPLACE_FUNCS(arc4random) 1135 AC_REPLACE_FUNCS(arc4random_uniform) 1136 if test "$ac_cv_func_arc4random" = "no"; then 1137 AC_LIBOBJ(explicit_bzero) 1138 AC_LIBOBJ(arc4_lock) 1139 AC_CHECK_FUNCS([getentropy],,[ 1140 if test "$USE_WINSOCK" = 1; then 1141 AC_LIBOBJ(getentropy_win) 1142 else 1143 case `uname` in 1144 Darwin) 1145 AC_LIBOBJ(getentropy_osx) 1146 ;; 1147 SunOS) 1148 AC_LIBOBJ(getentropy_solaris) 1149 AC_CHECK_HEADERS([sys/sha2.h],, [ 1150 AC_CHECK_FUNCS([SHA512_Update],,[ 1151 AC_LIBOBJ(sha512) 1152 ]) 1153 ], [AC_INCLUDES_DEFAULT]) 1154 if test "$ac_cv_header_sys_sha2_h" = "yes"; then 1155 # this lib needed for sha2 on solaris 1156 LIBS="$LIBS -lmd" 1157 fi 1158 AC_SEARCH_LIBS([clock_gettime], [rt]) 1159 ;; 1160 Linux|*) 1161 AC_LIBOBJ(getentropy_linux) 1162 AC_CHECK_FUNCS([SHA512_Update],,[ 1163 AC_DEFINE([COMPAT_SHA512], [1], [Do sha512 definitions in config.h]) 1164 AC_LIBOBJ(sha512) 1165 ]) 1166 AC_CHECK_HEADERS([sys/sysctl.h],,, [AC_INCLUDES_DEFAULT]) 1167 AC_CHECK_FUNCS([getauxval]) 1168 AC_SEARCH_LIBS([clock_gettime], [rt]) 1169 ;; 1170 esac 1171 fi 1172 ]) 1173 fi 1174fi 1175LIBOBJ_WITHOUT_CTIME="$LIBOBJS" 1176AC_SUBST(LIBOBJ_WITHOUT_CTIME) 1177AC_REPLACE_FUNCS(ctime_r) 1178AC_REPLACE_FUNCS(strsep) 1179 1180AC_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])) 1181case "$enable_allsymbols" in 1182 yes) 1183 COMMON_OBJ_ALL_SYMBOLS="" 1184 UBSYMS="" 1185 EXTRALINK="-L. -L.libs -lunbound" 1186 AC_DEFINE(EXPORT_ALL_SYMBOLS, 1, [Define this if you enabled-allsymbols from libunbound to link binaries to it for smaller install size, but the libunbound export table is polluted by internal symbols]) 1187 ;; 1188 no|*) 1189 COMMON_OBJ_ALL_SYMBOLS='$(COMMON_OBJ)' 1190 UBSYMS='-export-symbols $(srcdir)/libunbound/ubsyms.def' 1191 EXTRALINK="" 1192 ;; 1193esac 1194AC_SUBST(COMMON_OBJ_ALL_SYMBOLS) 1195AC_SUBST(EXTRALINK) 1196AC_SUBST(UBSYMS) 1197if test x_$enable_lock_checks = x_yes; then 1198 UBSYMS="-export-symbols clubsyms.def" 1199 cp ${srcdir}/libunbound/ubsyms.def clubsyms.def 1200 echo lock_protect >> clubsyms.def 1201 echo lock_unprotect >> clubsyms.def 1202 echo lock_get_mem >> clubsyms.def 1203 echo checklock_start >> clubsyms.def 1204 echo checklock_stop >> clubsyms.def 1205 echo checklock_lock >> clubsyms.def 1206 echo checklock_unlock >> clubsyms.def 1207 echo checklock_init >> clubsyms.def 1208 echo checklock_thrcreate >> clubsyms.def 1209 echo checklock_thrjoin >> clubsyms.def 1210fi 1211 1212# check for dnstap if requested 1213dt_DNSTAP([$UNBOUND_RUN_DIR/dnstap.sock], 1214 [ 1215 AC_DEFINE([USE_DNSTAP], [1], [Define to 1 to enable dnstap support]) 1216 AC_SUBST([ENABLE_DNSTAP], [1]) 1217 1218 AC_SUBST([opt_dnstap_socket_path]) 1219 ACX_ESCAPE_BACKSLASH($opt_dnstap_socket_path, hdr_dnstap_socket_path) 1220 AC_DEFINE_UNQUOTED(DNSTAP_SOCKET_PATH, 1221 ["$hdr_dnstap_socket_path"], [default dnstap socket path]) 1222 1223 AC_SUBST([DNSTAP_SRC], ["dnstap/dnstap.c dnstap/dnstap.pb-c.c"]) 1224 AC_SUBST([DNSTAP_OBJ], ["dnstap.lo dnstap.pb-c.lo"]) 1225 ], 1226 [ 1227 AC_SUBST([ENABLE_DNSTAP], [0]) 1228 ] 1229) 1230 1231# check for cachedb if requested 1232AC_ARG_ENABLE(cachedb, AC_HELP_STRING([--enable-cachedb], [enable cachedb module that can use external cache storage])) 1233case "$enable_cachedb" in 1234 yes) 1235 AC_DEFINE([USE_CACHEDB], [1], [Define to 1 to use cachedb support]) 1236 ;; 1237 no|*) 1238 # nothing 1239 ;; 1240esac 1241 1242AC_MSG_CHECKING([if ${MAKE:-make} supports $< with implicit rule in scope]) 1243# on openBSD, the implicit rule make $< work. 1244# on Solaris, it does not work ($? is changed sources, $^ lists dependencies). 1245# gmake works. 1246cat >conftest.make <<EOF 1247all: conftest.lo 1248 1249conftest.lo foo.lo bla.lo: 1250 if test -f "\$<"; then touch \$@; fi 1251 1252.SUFFIXES: .lo 1253.c.lo: 1254 if test -f "\$<"; then touch \$@; fi 1255 1256conftest.lo: conftest.dir/conftest.c 1257EOF 1258mkdir conftest.dir 1259touch conftest.dir/conftest.c 1260rm -f conftest.lo conftest.c 1261${MAKE:-make} -f conftest.make >/dev/null 1262rm -f conftest.make conftest.c conftest.dir/conftest.c 1263rm -rf conftest.dir 1264if test ! -f conftest.lo; then 1265 AC_MSG_RESULT(no) 1266 SOURCEDETERMINE='echo "$^" | awk "-F " "{print \$$1;}" > .source' 1267 SOURCEFILE='`cat .source`' 1268else 1269 AC_MSG_RESULT(yes) 1270 SOURCEDETERMINE=':' 1271 SOURCEFILE='$<' 1272fi 1273rm -f conftest.lo 1274AC_SUBST(SOURCEDETERMINE) 1275AC_SUBST(SOURCEFILE) 1276 1277# see if we want to build the library or everything 1278ALLTARGET="alltargets" 1279INSTALLTARGET="install-all" 1280AC_ARG_WITH(libunbound-only, AC_HELP_STRING([--with-libunbound-only], 1281 [do not build daemon and tool programs]), 1282 [ 1283 if test "$withval" = "yes"; then 1284 ALLTARGET="lib" 1285 INSTALLTARGET="install-lib" 1286 fi 1287]) 1288AC_SUBST(ALLTARGET) 1289AC_SUBST(INSTALLTARGET) 1290 1291ACX_STRIP_EXT_FLAGS 1292LDFLAGS="$LATE_LDFLAGS $LDFLAGS" 1293 1294AC_DEFINE_UNQUOTED([MAXSYSLOGMSGLEN], [10240], [Define to the maximum message length to pass to syslog.]) 1295 1296AH_BOTTOM( 1297dnl this must be first AH_CONFIG, to define the flags before any includes. 1298AHX_CONFIG_EXT_FLAGS 1299 1300dnl includes 1301[ 1302#ifndef UNBOUND_DEBUG 1303# define NDEBUG 1304#endif 1305 1306/** Use small-ldns codebase */ 1307#define USE_SLDNS 1 1308#ifdef HAVE_SSL 1309# define LDNS_BUILD_CONFIG_HAVE_SSL 1 1310#endif 1311 1312#include <stdio.h> 1313#include <string.h> 1314#include <unistd.h> 1315#include <assert.h> 1316 1317#if STDC_HEADERS 1318#include <stdlib.h> 1319#include <stddef.h> 1320#endif 1321 1322#ifdef HAVE_STDARG_H 1323#include <stdarg.h> 1324#endif 1325 1326#ifdef HAVE_STDINT_H 1327#include <stdint.h> 1328#endif 1329 1330#include <errno.h> 1331 1332#if HAVE_SYS_PARAM_H 1333#include <sys/param.h> 1334#endif 1335 1336#ifdef HAVE_SYS_SOCKET_H 1337#include <sys/socket.h> 1338#endif 1339 1340#ifdef HAVE_SYS_UIO_H 1341#include <sys/uio.h> 1342#endif 1343 1344#ifdef HAVE_NETINET_IN_H 1345#include <netinet/in.h> 1346#endif 1347 1348#ifdef HAVE_NETINET_TCP_H 1349#include <netinet/tcp.h> 1350#endif 1351 1352#ifdef HAVE_ARPA_INET_H 1353#include <arpa/inet.h> 1354#endif 1355 1356#ifdef HAVE_WINSOCK2_H 1357#include <winsock2.h> 1358#endif 1359 1360#ifdef HAVE_WS2TCPIP_H 1361#include <ws2tcpip.h> 1362#endif 1363 1364#ifndef USE_WINSOCK 1365#define ARG_LL "%ll" 1366#else 1367#define ARG_LL "%I64" 1368#endif 1369 1370#ifndef AF_LOCAL 1371#define AF_LOCAL AF_UNIX 1372#endif 1373] 1374 1375AHX_CONFIG_FORMAT_ATTRIBUTE 1376AHX_CONFIG_UNUSED_ATTRIBUTE 1377AHX_CONFIG_FSEEKO 1378AHX_CONFIG_MAXHOSTNAMELEN 1379#if !defined(HAVE_SNPRINTF) || defined(SNPRINTF_RET_BROKEN) 1380#define snprintf snprintf_unbound 1381#define vsnprintf vsnprintf_unbound 1382#include <stdarg.h> 1383int snprintf (char *str, size_t count, const char *fmt, ...); 1384int vsnprintf (char *str, size_t count, const char *fmt, va_list arg); 1385#endif /* HAVE_SNPRINTF or SNPRINTF_RET_BROKEN */ 1386AHX_CONFIG_INET_PTON(unbound) 1387AHX_CONFIG_INET_NTOP(unbound) 1388AHX_CONFIG_INET_ATON(unbound) 1389AHX_CONFIG_MEMMOVE(unbound) 1390AHX_CONFIG_STRLCAT(unbound) 1391AHX_CONFIG_STRLCPY(unbound) 1392AHX_CONFIG_GMTIME_R(unbound) 1393AHX_CONFIG_REALLOCARRAY(unbound) 1394AHX_CONFIG_W32_SLEEP 1395AHX_CONFIG_W32_USLEEP 1396AHX_CONFIG_W32_RANDOM 1397AHX_CONFIG_W32_SRANDOM 1398AHX_CONFIG_W32_FD_SET_T 1399AHX_CONFIG_IPV6_MIN_MTU 1400AHX_MEMCMP_BROKEN(unbound) 1401 1402[ 1403#ifndef HAVE_CTIME_R 1404#define ctime_r unbound_ctime_r 1405char *ctime_r(const time_t *timep, char *buf); 1406#endif 1407 1408#ifndef HAVE_STRSEP 1409#define strsep unbound_strsep 1410char *strsep(char **stringp, const char *delim); 1411#endif 1412 1413#ifndef HAVE_ISBLANK 1414#define isblank unbound_isblank 1415int isblank(int c); 1416#endif 1417 1418#if !defined(HAVE_STRPTIME) || !defined(STRPTIME_WORKS) 1419#define strptime unbound_strptime 1420struct tm; 1421char *strptime(const char *s, const char *format, struct tm *tm); 1422#endif 1423 1424#ifdef HAVE_LIBRESSL 1425# if !HAVE_DECL_STRLCPY 1426size_t strlcpy(char *dst, const char *src, size_t siz); 1427# endif 1428# if !HAVE_DECL_STRLCAT 1429size_t strlcat(char *dst, const char *src, size_t siz); 1430# endif 1431# if !HAVE_DECL_ARC4RANDOM && defined(HAVE_ARC4RANDOM) 1432uint32_t arc4random(void); 1433# endif 1434# if !HAVE_DECL_ARC4RANDOM_UNIFORM && defined(HAVE_ARC4RANDOM_UNIFORM) 1435uint32_t arc4random_uniform(uint32_t upper_bound); 1436# endif 1437# if !HAVE_DECL_REALLOCARRAY 1438void *reallocarray(void *ptr, size_t nmemb, size_t size); 1439# endif 1440#endif /* HAVE_LIBRESSL */ 1441#ifndef HAVE_ARC4RANDOM 1442void explicit_bzero(void* buf, size_t len); 1443int getentropy(void* buf, size_t len); 1444uint32_t arc4random(void); 1445void arc4random_buf(void* buf, size_t n); 1446void _ARC4_LOCK(void); 1447void _ARC4_UNLOCK(void); 1448#endif 1449#ifndef HAVE_ARC4RANDOM_UNIFORM 1450uint32_t arc4random_uniform(uint32_t upper_bound); 1451#endif 1452#ifdef COMPAT_SHA512 1453#ifndef SHA512_DIGEST_LENGTH 1454#define SHA512_BLOCK_LENGTH 128 1455#define SHA512_DIGEST_LENGTH 64 1456#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1) 1457typedef struct _SHA512_CTX { 1458 uint64_t state[8]; 1459 uint64_t bitcount[2]; 1460 uint8_t buffer[SHA512_BLOCK_LENGTH]; 1461} SHA512_CTX; 1462#endif /* SHA512_DIGEST_LENGTH */ 1463void SHA512_Init(SHA512_CTX*); 1464void SHA512_Update(SHA512_CTX*, void*, size_t); 1465void SHA512_Final(uint8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*); 1466unsigned char *SHA512(void* data, unsigned int data_len, unsigned char *digest); 1467#endif /* COMPAT_SHA512 */ 1468 1469 1470 1471#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)) 1472 /* using version of libevent that is not threadsafe. */ 1473# define LIBEVENT_SIGNAL_PROBLEM 1 1474#endif 1475 1476#ifndef CHECKED_INET6 1477# define CHECKED_INET6 1478# ifdef AF_INET6 1479# define INET6 1480# else 1481# define AF_INET6 28 1482# endif 1483#endif /* CHECKED_INET6 */ 1484 1485#ifndef HAVE_GETADDRINFO 1486struct sockaddr_storage; 1487#include "compat/fake-rfc2553.h" 1488#endif 1489 1490#ifdef UNBOUND_ALLOC_STATS 1491# define malloc(s) unbound_stat_malloc_log(s, __FILE__, __LINE__, __func__) 1492# define calloc(n,s) unbound_stat_calloc_log(n, s, __FILE__, __LINE__, __func__) 1493# define free(p) unbound_stat_free_log(p, __FILE__, __LINE__, __func__) 1494# define realloc(p,s) unbound_stat_realloc_log(p, s, __FILE__, __LINE__, __func__) 1495void *unbound_stat_malloc(size_t size); 1496void *unbound_stat_calloc(size_t nmemb, size_t size); 1497void unbound_stat_free(void *ptr); 1498void *unbound_stat_realloc(void *ptr, size_t size); 1499void *unbound_stat_malloc_log(size_t size, const char* file, int line, 1500 const char* func); 1501void *unbound_stat_calloc_log(size_t nmemb, size_t size, const char* file, 1502 int line, const char* func); 1503void unbound_stat_free_log(void *ptr, const char* file, int line, 1504 const char* func); 1505void *unbound_stat_realloc_log(void *ptr, size_t size, const char* file, 1506 int line, const char* func); 1507#elif defined(UNBOUND_ALLOC_LITE) 1508# include "util/alloc.h" 1509#endif /* UNBOUND_ALLOC_LITE and UNBOUND_ALLOC_STATS */ 1510 1511/** default port for DNS traffic. */ 1512#define UNBOUND_DNS_PORT 53 1513/** default port for unbound control traffic, registered port with IANA, 1514 ub-dns-control 8953/tcp unbound dns nameserver control */ 1515#define UNBOUND_CONTROL_PORT 8953 1516/** the version of unbound-control that this software implements */ 1517#define UNBOUND_CONTROL_VERSION 1 1518 1519]) 1520 1521dnl if we build from source tree, the man pages need @date@ and @version@ 1522dnl if this is a distro tarball, that was already done by makedist.sh 1523AC_SUBST(version, [VERSION_MAJOR.VERSION_MINOR.VERSION_MICRO]) 1524AC_SUBST(date, [`date +'%b %e, %Y'`]) 1525 1526AC_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]) 1527AC_CONFIG_HEADER([config.h]) 1528AC_OUTPUT 1529