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