contrib/unbound/configure.ac

   1 #                                               -*- Autoconf -*-
   2 # Process this file with autoconf to produce a configure script.
   3 AC_PREREQ(2.56)
   4 sinclude(acx_nlnetlabs.m4)
   5 sinclude(ax_pthread.m4)
   6 sinclude(acx_python.m4)
   7 sinclude(ac_pkg_swig.m4)
   8
   9 # must be numbers. ac_defun because of later processing
  10 m4_define([VERSION_MAJOR],[1])
  11 m4_define([VERSION_MINOR],[4])
  12 m4_define([VERSION_MICRO],[22])
  13 AC_INIT(unbound, m4_defn([VERSION_MAJOR]).m4_defn([VERSION_MINOR]).m4_defn([VERSION_MICRO]), unbound-bugs@nlnetlabs.nl, unbound)
  14 AC_SUBST(UNBOUND_VERSION_MAJOR, [VERSION_MAJOR])
  15 AC_SUBST(UNBOUND_VERSION_MINOR, [VERSION_MINOR])
  16 AC_SUBST(UNBOUND_VERSION_MICRO, [VERSION_MICRO])
  17
  18 LIBUNBOUND_CURRENT=4
  19 LIBUNBOUND_REVISION=1
  20 LIBUNBOUND_AGE=2
  21 # 1.0.0 had 0:12:0
  22 # 1.0.1 had 0:13:0
  23 # 1.0.2 had 0:14:0
  24 # 1.1.0 had 0:15:0
  25 # 1.1.1 had 0:16:0
  26 # 1.2.0 had 0:17:0
  27 # 1.2.1 had 0:18:0
  28 # 1.3.0 had 1:0:0   # ub_cancel and -export-symbols.
  29 # 1.3.1 had 1:1:0
  30 # 1.3.2 had 1:2:0
  31 # 1.3.3 had 1:3:0
  32 # 1.3.4 had 1:4:0
  33 # 1.4.0-snapshots had 1:5:0
  34 # 1.4.0 had 1:5:0 (not 2:0:0)   # ub_result.why_bogus
  35 # 1.4.1 had 2:1:0
  36 # 1.4.2 had 2:2:0
  37 # 1.4.3 had 2:3:0
  38 # 1.4.4 had 2:4:0
  39 # 1.4.5 had 2:5:0
  40 # 1.4.6 had 2:6:0
  41 # 1.4.7 had 2:7:0
  42 # 1.4.8 had 2:8:0
  43 # 1.4.9 had 2:9:0
  44 # 1.4.10 had 2:10:0
  45 # 1.4.11 had 2:11:0
  46 # 1.4.12 had 2:12:0
  47 # 1.4.13 had 2:13:0
  48 # and 1.4.13p1 and 1.4.13.p2
  49 # 1.4.14 had 2:14:0
  50 # 1.4.15 had 3:0:1 # adds ub_version()
  51 # 1.4.16 had 3:1:1
  52 # 1.4.17 had 3:2:1
  53 # 1.4.18 had 3:3:1
  54 # 1.4.19 had 3:4:1
  55 # 1.4.20 had 4:0:2 # adds libunbound.ttl # but shipped 3:5:1
  56 # 1.4.21 had 4:1:2
  57
  58 #   Current  -- the number of the binary API that we're implementing
  59 #   Revision -- which iteration of the implementation of the binary
  60 #               API are we supplying?
  61 #   Age      -- How many previous binary API versions do we also
  62 #               support?
  63 #
  64 # If we release a new version that does not change the binary API,
  65 # increment Revision.
  66 #
  67 # If we release a new version that changes the binary API, but does
  68 # not break programs compiled against the old binary API, increment
  69 # Current and Age.  Set Revision to 0, since this is the first
  70 # implementation of the new API.
  71 #
  72 # Otherwise, we're changing the binary API and breaking bakward
  73 # compatibility with old binaries.  Increment Current.  Set Age to 0,
  74 # since we're backward compatible with no previous APIs.  Set Revision
  75 # to 0 too.
  76 AC_SUBST(LIBUNBOUND_CURRENT)
  77 AC_SUBST(LIBUNBOUND_REVISION)
  78 AC_SUBST(LIBUNBOUND_AGE)
  79
  80 CFLAGS="$CFLAGS"
  81 AC_AIX
  82 if test "$ac_cv_header_minix_config_h" = "yes"; then
  83         AC_DEFINE(_NETBSD_SOURCE,1, [Enable for compile on Minix])
  84 fi
  85
  86 dnl
  87 dnl By default set prefix to /usr/local
  88 dnl
  89 case "$prefix" in
  90         NONE)
  91                 prefix="/usr/local"
  92         ;;
  93 esac
  94
  95 # are we on MinGW?
  96 if uname -s 2>&1 | grep MINGW32 >/dev/null; then on_mingw="yes"
  97 else
  98         if echo $target | grep mingw32 >/dev/null; then on_mingw="yes"
  99         else on_mingw="no"; fi
 100 fi
 101
 102 #
 103 # Determine configuration file
 104 # the eval is to evaluate shell expansion twice
 105 if test $on_mingw = "no"; then
 106   ub_conf_file=`eval echo "${sysconfdir}/unbound/unbound.conf"`
 107 else
 108   ub_conf_file="C:\\Program Files\\Unbound\\service.conf"
 109 fi
 110 AC_ARG_WITH([conf_file],
 111         AC_HELP_STRING([--with-conf-file=path],
 112         [Pathname to the Unbound configuration file]),
 113         [ub_conf_file="$withval"])
 114 AC_SUBST(ub_conf_file)
 115 ACX_ESCAPE_BACKSLASH($ub_conf_file, hdr_config)
 116 AC_DEFINE_UNQUOTED(CONFIGFILE, ["$hdr_config"], [Pathname to the Unbound configuration file])
 117
 118 # Determine run, chroot directory and pidfile locations
 119 AC_ARG_WITH(run-dir,
 120     AC_HELP_STRING([--with-run-dir=path],
 121     [set default directory to chdir to (by default dir part of cfg file)]),
 122     UNBOUND_RUN_DIR="$withval",
 123 if test $on_mingw = no; then
 124     UNBOUND_RUN_DIR=`dirname "$ub_conf_file"`
 125 else
 126     UNBOUND_RUN_DIR=""
 127 fi
 128 )
 129 AC_SUBST(UNBOUND_RUN_DIR)
 130 ACX_ESCAPE_BACKSLASH($UNBOUND_RUN_DIR, hdr_run)
 131 AC_DEFINE_UNQUOTED(RUN_DIR, ["$hdr_run"], [Directory to chdir to])
 132
 133 AC_ARG_WITH(chroot-dir,
 134     AC_HELP_STRING([--with-chroot-dir=path],
 135     [set default directory to chroot to (by default same as run-dir)]),
 136     UNBOUND_CHROOT_DIR="$withval",
 137 if test $on_mingw = no; then
 138     UNBOUND_CHROOT_DIR="$UNBOUND_RUN_DIR"
 139 else
 140     UNBOUND_CHROOT_DIR=""
 141 fi
 142 )
 143 AC_SUBST(UNBOUND_CHROOT_DIR)
 144 ACX_ESCAPE_BACKSLASH($UNBOUND_CHROOT_DIR, hdr_chroot)
 145 AC_DEFINE_UNQUOTED(CHROOT_DIR, ["$hdr_chroot"], [Directory to chroot to])
 146
 147 AC_ARG_WITH(share-dir,
 148     AC_HELP_STRING([--with-share-dir=path],
 149     [set default directory with shared data (by default same as share/unbound)]),
 150     UNBOUND_SHARE_DIR="$withval",
 151     UNBOUND_SHARE_DIR="$UNBOUND_RUN_DIR")
 152 AC_SUBST(UNBOUND_SHARE_DIR)
 153 AC_DEFINE_UNQUOTED(SHARE_DIR, ["$UNBOUND_SHARE_DIR"], [Shared data])
 154
 155 AC_ARG_WITH(pidfile,
 156     AC_HELP_STRING([--with-pidfile=filename],
 157     [set default pathname to unbound pidfile (default run-dir/unbound.pid)]),
 158     UNBOUND_PIDFILE="$withval",
 159 if test $on_mingw = no; then
 160     UNBOUND_PIDFILE="$UNBOUND_RUN_DIR/unbound.pid"
 161 else
 162     UNBOUND_PIDFILE=""
 163 fi
 164 )
 165 AC_SUBST(UNBOUND_PIDFILE)
 166 ACX_ESCAPE_BACKSLASH($UNBOUND_PIDFILE, hdr_pid)
 167 AC_DEFINE_UNQUOTED(PIDFILE, ["$hdr_pid"], [default pidfile location])
 168
 169 AC_ARG_WITH(rootkey-file,
 170     AC_HELP_STRING([--with-rootkey-file=filename],
 171     [set default pathname to root key file (default run-dir/root.key). This file is read and written.]),
 172     UNBOUND_ROOTKEY_FILE="$withval",
 173 if test $on_mingw = no; then
 174     UNBOUND_ROOTKEY_FILE="$UNBOUND_RUN_DIR/root.key"
 175 else
 176     UNBOUND_ROOTKEY_FILE="C:\\Program Files\\Unbound\\root.key"
 177 fi
 178 )
 179 AC_SUBST(UNBOUND_ROOTKEY_FILE)
 180 ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTKEY_FILE, hdr_rkey)
 181 AC_DEFINE_UNQUOTED(ROOT_ANCHOR_FILE, ["$hdr_rkey"], [default rootkey location])
 182
 183 AC_ARG_WITH(rootcert-file,
 184     AC_HELP_STRING([--with-rootcert-file=filename],
 185     [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.]),
 186     UNBOUND_ROOTCERT_FILE="$withval",
 187 if test $on_mingw = no; then
 188     UNBOUND_ROOTCERT_FILE="$UNBOUND_RUN_DIR/icannbundle.pem"
 189 else
 190     UNBOUND_ROOTCERT_FILE="C:\\Program Files\\Unbound\\icannbundle.pem"
 191 fi
 192 )
 193 AC_SUBST(UNBOUND_ROOTCERT_FILE)
 194 ACX_ESCAPE_BACKSLASH($UNBOUND_ROOTCERT_FILE, hdr_rpem)
 195 AC_DEFINE_UNQUOTED(ROOT_CERT_FILE, ["$hdr_rpem"], [default rootcert location])
 196
 197 AC_ARG_WITH(username,
 198     AC_HELP_STRING([--with-username=user],
 199     [set default user that unbound changes to (default user is unbound)]),
 200     UNBOUND_USERNAME="$withval",
 201     UNBOUND_USERNAME="unbound")
 202 AC_SUBST(UNBOUND_USERNAME)
 203 AC_DEFINE_UNQUOTED(UB_USERNAME, ["$UNBOUND_USERNAME"], [default username])
 204
 205 AC_DEFINE(WINVER, 0x0502, [the version of the windows API enabled])
 206 ACX_RSRC_VERSION(wnvs)
 207 AC_DEFINE_UNQUOTED(RSRC_PACKAGE_VERSION, [$wnvs], [version number for resource files])
 208
 209 # Checks for typedefs, structures, and compiler characteristics.
 210 AC_C_CONST
 211 AC_LANG_C
 212 # allow user to override the -g -O2 flags.
 213 if test "x$CFLAGS" = "x" ; then
 214 ACX_CHECK_COMPILER_FLAG(g, [CFLAGS="$CFLAGS -g"])
 215 ACX_CHECK_COMPILER_FLAG(O2, [CFLAGS="$CFLAGS -O2"])
 216 fi
 217 AC_PROG_CC
 218 ACX_DEPFLAG
 219 ACX_DETERMINE_EXT_FLAGS_UNBOUND
 220
 221 # debug mode flags warnings
 222 AC_ARG_ENABLE(checking, AC_HELP_STRING([--enable-checking], [Enable warnings, asserts, makefile-dependencies]))
 223 AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug], [same as enable-checking]))
 224 if test "$enable_debug" = "yes"; then debug_enabled="$enable_debug";
 225 else debug_enabled="$enable_checking"; fi
 226 AC_SUBST(debug_enabled)
 227 case "$debug_enabled" in
 228         yes)
 229                 ACX_CHECK_COMPILER_FLAG(W, [CFLAGS="$CFLAGS -W"])
 230                 ACX_CHECK_COMPILER_FLAG(Wall, [CFLAGS="$CFLAGS -Wall"])
 231                 ACX_CHECK_COMPILER_FLAG(Wextra, [CFLAGS="$CFLAGS -Wextra"])
 232                 ACX_CHECK_COMPILER_FLAG(Wdeclaration-after-statement, [CFLAGS="$CFLAGS -Wdeclaration-after-statement"])
 233                 AC_DEFINE([UNBOUND_DEBUG], [], [define this to enable debug checks.])
 234                 ;;
 235         no|*)
 236                 # nothing to do.
 237                 ;;
 238 esac
 239 ACX_CHECK_FLTO
 240
 241 AC_C_INLINE
 242 ACX_CHECK_FORMAT_ATTRIBUTE
 243 ACX_CHECK_UNUSED_ATTRIBUTE
 244
 245 if test "$srcdir" != "."; then
 246         CPPFLAGS="$CPPFLAGS -I$srcdir"
 247 fi
 248
 249 AC_DEFUN([ACX_YYLEX_DESTROY], [
 250         AC_MSG_CHECKING([for yylex_destroy])
 251         if echo %% | $LEX -t 2>&1 | grep yylex_destroy >/dev/null 2>&1; then
 252                 AC_DEFINE(LEX_HAS_YYLEX_DESTROY, 1, [if lex has yylex_destroy])
 253                 AC_MSG_RESULT(yes)
 254         else AC_MSG_RESULT(no); fi
 255 ])
 256
 257 AC_PROG_LEX
 258 ACX_YYLEX_DESTROY
 259 AC_PROG_YACC
 260 AC_CHECK_PROG(doxygen, doxygen, doxygen)
 261 AC_CHECK_TOOL(STRIP, strip)
 262 ACX_LIBTOOL_C_ONLY
 263
 264 # Checks for header files.
 265 AC_CHECK_HEADERS([stdarg.h stdbool.h netinet/in.h sys/param.h sys/socket.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],,, [AC_INCLUDES_DEFAULT])
 266
 267 # check for types.
 268 # Using own tests for int64* because autoconf builtin only give 32bit.
 269 AC_CHECK_TYPE(int8_t, signed char)
 270 AC_CHECK_TYPE(int16_t, short)
 271 AC_CHECK_TYPE(int32_t, int)
 272 AC_CHECK_TYPE(int64_t, long long)
 273 AC_CHECK_TYPE(uint8_t, unsigned char)
 274 AC_CHECK_TYPE(uint16_t, unsigned short)
 275 AC_CHECK_TYPE(uint32_t, unsigned int)
 276 AC_CHECK_TYPE(uint64_t, unsigned long long)
 277 AC_TYPE_SIZE_T
 278 AC_CHECK_TYPE(ssize_t, int)
 279 AC_TYPE_UID_T
 280 AC_TYPE_PID_T
 281 AC_TYPE_OFF_T
 282 ACX_TYPE_U_CHAR
 283 ACX_TYPE_RLIM_T
 284 ACX_TYPE_SOCKLEN_T
 285 ACX_TYPE_IN_ADDR_T
 286 ACX_TYPE_IN_PORT_T
 287 ACX_CHECK_MEMCMP_SIGNED
 288
 289 AC_CHECK_SIZEOF(time_t,,[
 290 AC_INCLUDES_DEFAULT
 291 #ifdef TIME_WITH_SYS_TIME
 292 # include <sys/time.h>
 293 # include <time.h>
 294 #else
 295 # ifdef HAVE_SYS_TIME_H
 296 #  include <sys/time.h>
 297 # else
 298 #  include <time.h>
 299 # endif
 300 #endif
 301 ])
 302
 303 # add option to disable the evil rpath
 304 ACX_ARG_RPATH
 305 AC_SUBST(RUNTIME_PATH)
 306
 307 # check to see if libraries are needed for these functions.
 308 AC_SEARCH_LIBS([inet_pton], [nsl])
 309 AC_SEARCH_LIBS([socket], [socket])
 310
 311 # check wether strptime also works
 312 AC_DEFUN([AC_CHECK_STRPTIME_WORKS],
 313 [AC_REQUIRE([AC_PROG_CC])
 314 AC_MSG_CHECKING(whether strptime works)
 315 if test c${cross_compiling} = cno; then
 316 AC_RUN_IFELSE([AC_LANG_SOURCE([[
 317 #define _XOPEN_SOURCE
 318 #include <time.h>
 319 int main(void) { struct tm tm; char *res;
 320 res = strptime("2010-07-15T00:00:00+00:00", "%t%Y%t-%t%m%t-%t%d%tT%t%H%t:%t%M%t:%t%S%t", &tm);
 321 if (!res) return 2;
 322 res = strptime("20070207111842", "%Y%m%d%H%M%S", &tm);
 323 if (!res) return 1; return 0; }
 324 ]])] , [eval "ac_cv_c_strptime_works=yes"], [eval "ac_cv_c_strptime_works=no"])
 325 else
 326 eval "ac_cv_c_strptime_works=maybe"
 327 fi
 328 AC_MSG_RESULT($ac_cv_c_strptime_works)
 329 if test $ac_cv_c_strptime_works = no; then
 330 AC_LIBOBJ(strptime)
 331 else
 332 AC_DEFINE_UNQUOTED([STRPTIME_WORKS], 1, [use default strptime.])
 333 fi
 334 ])dnl
 335
 336 # check some functions of the OS before linking libs (while still runnable).
 337 AC_FUNC_CHOWN
 338 AC_FUNC_FORK
 339 AC_TYPE_SIGNAL
 340 AC_FUNC_FSEEKO
 341 ACX_SYS_LARGEFILE
 342 ACX_CHECK_NONBLOCKING_BROKEN
 343 ACX_MKDIR_ONE_ARG
 344 AC_CHECK_FUNCS([strptime],[AC_CHECK_STRPTIME_WORKS],[AC_LIBOBJ([strptime])])
 345
 346 # set memory allocation checking if requested
 347 AC_ARG_ENABLE(alloc-checks, AC_HELP_STRING([--enable-alloc-checks],
 348         [ enable to memory allocation statistics, for debug purposes ]),
 349         , )
 350 AC_ARG_ENABLE(alloc-lite, AC_HELP_STRING([--enable-alloc-lite],
 351         [ enable for lightweight alloc assertions, for debug purposes ]),
 352         , )
 353 AC_ARG_ENABLE(alloc-nonregional, AC_HELP_STRING([--enable-alloc-nonregional],
 354         [ enable nonregional allocs, slow but exposes regional allocations to other memory purifiers, for debug purposes ]),
 355         , )
 356 if test x_$enable_alloc_nonregional = x_yes; then
 357         AC_DEFINE(UNBOUND_ALLOC_NONREGIONAL, 1, [use malloc not regions, for debug use])
 358 fi
 359 if test x_$enable_alloc_checks = x_yes; then
 360         AC_DEFINE(UNBOUND_ALLOC_STATS, 1, [use statistics for allocs and frees, for debug use])
 361 else
 362         if test x_$enable_alloc_lite = x_yes; then
 363                 AC_DEFINE(UNBOUND_ALLOC_LITE, 1, [use to enable lightweight alloc assertions, for debug use])
 364         else
 365                 ACX_FUNC_MALLOC([unbound])
 366         fi
 367 fi
 368
 369 # check windows threads (we use them, not pthreads, on windows).
 370 if test "$on_mingw" = "yes"; then
 371 # check windows threads
 372         AC_CHECK_HEADERS([windows.h],,, [AC_INCLUDES_DEFAULT])
 373         AC_MSG_CHECKING([for CreateThread])
 374         AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
 375 #ifdef HAVE_WINDOWS_H
 376 #include <windows.h>
 377 #endif
 378 ], [
 379         HANDLE t = CreateThread(NULL, 0, NULL, NULL, 0, NULL);
 380 ])],
 381         AC_MSG_RESULT(yes)
 382         AC_DEFINE(HAVE_WINDOWS_THREADS, 1, [Using Windows threads])
 383 ,
 384         AC_MSG_RESULT(no)
 385 )
 386
 387 else
 388 # not on mingw, check thread libraries.
 389
 390 # check for thread library.
 391 # check this first, so that the pthread lib does not get linked in via
 392 # libssl or libpython, and thus distorts the tests, and we end up using
 393 # the non-threadsafe C libraries.
 394 AC_ARG_WITH(pthreads, AC_HELP_STRING([--with-pthreads],
 395  [use pthreads library, or --without-pthreads to disable threading support.]),
 396  [ ],[ withval="yes" ])
 397 ub_have_pthreads=no
 398 if test x_$withval != x_no; then
 399         AX_PTHREAD([
 400                 AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.])
 401                 LIBS="$PTHREAD_LIBS $LIBS"
 402                 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
 403                 CC="$PTHREAD_CC"
 404                 ub_have_pthreads=yes
 405                 AC_CHECK_TYPES([pthread_spinlock_t, pthread_rwlock_t],,,[#include <pthread.h>])
 406                 ])
 407 fi
 408
 409 # check solaris thread library
 410 AC_ARG_WITH(solaris-threads, AC_HELP_STRING([--with-solaris-threads],
 411         [use solaris native thread library.]), [ ],[ withval="no" ])
 412 ub_have_sol_threads=no
 413 if test x_$withval != x_no; then
 414         if test x_$ub_have_pthreads != x_no; then
 415             AC_WARN([Have pthreads already, ignoring --with-solaris-threads])
 416         else
 417         AC_SEARCH_LIBS(thr_create, [thread],
 418         [
 419                 AC_DEFINE(HAVE_SOLARIS_THREADS, 1, [Using Solaris threads])
 420
 421                 ACX_CHECK_COMPILER_FLAG(mt, [CFLAGS="$CFLAGS -mt"],
 422                         [CFLAGS="$CFLAGS -D_REENTRANT"])
 423                 ub_have_sol_threads=yes
 424         ] , [
 425                 AC_ERROR([no solaris threads found.])
 426         ])
 427         fi
 428 fi
 429
 430 fi # end of non-mingw check of thread libraries
 431
 432 # Check for PyUnbound
 433 AC_ARG_WITH(pyunbound,
 434    AC_HELP_STRING([--with-pyunbound],
 435    [build PyUnbound, or --without-pyunbound to skip it. (default=no)]),
 436    [], [ withval="no" ])
 437
 438 ub_test_python=no
 439 ub_with_pyunbound=no
 440 if test x_$withval != x_no; then
 441    ub_with_pyunbound=yes
 442    ub_test_python=yes
 443 fi
 444
 445 # Check for Python module
 446 AC_ARG_WITH(pythonmodule,
 447    AC_HELP_STRING([--with-pythonmodule],
 448    [build Python module, or --without-pythonmodule to disable script engine. (default=no)]),
 449    [], [ withval="no" ])
 450
 451 ub_with_pythonmod=no
 452 if test x_$withval != x_no; then
 453    ub_with_pythonmod=yes
 454    ub_test_python=yes
 455 fi
 456
 457 # Check for Python & SWIG only on PyUnbound or PyModule
 458 if test x_$ub_test_python != x_no; then
 459
 460    # Check for Python
 461    ub_have_python=no
 462    ac_save_LIBS="$LIBS" dnl otherwise AC_PYTHON_DEVEL thrashes $LIBS
 463    AC_PYTHON_DEVEL
 464    if test ! -z "$PYTHON_VERSION"; then
 465         if test `$PYTHON -c "print '$PYTHON_VERSION' >= '2.4.0'"` = "False"; then
 466                 AC_ERROR([Python version >= 2.4.0 is required])
 467         fi
 468
 469       # Have Python
 470       AC_DEFINE(HAVE_PYTHON,1,[Define if you have Python libraries and header files.])
 471       LIBS="$PYTHON_LDFLAGS $LIBS"
 472       CPPFLAGS="$CPPFLAGS $PYTHON_CPPFLAGS"
 473       ub_have_python=yes
 474
 475       # Check for SWIG
 476       ub_have_swig=no
 477       AC_PROG_SWIG
 478       AC_MSG_CHECKING(SWIG)
 479       if test ! -x "$SWIG"; then
 480          AC_ERROR([failed to find swig tool, install it, or do not build Python module and PyUnbound])
 481       else
 482          AC_DEFINE(HAVE_SWIG, 1, [Define if you have Swig libraries and header files.])
 483          AC_SUBST(swig, "$SWIG")
 484          AC_MSG_RESULT(present)
 485
 486          # If have Python & SWIG
 487          # Declare PythonMod
 488          if test x_$ub_with_pythonmod != x_no; then
 489             AC_DEFINE(WITH_PYTHONMODULE, 1, [Define if you want Python module.])
 490             WITH_PYTHONMODULE=yes
 491             AC_SUBST(WITH_PYTHONMODULE)
 492             PYTHONMOD_OBJ="pythonmod.lo pythonmod_utils.lo"
 493             AC_SUBST(PYTHONMOD_OBJ)
 494             PYTHONMOD_HEADER='$(srcdir)/pythonmod/pythonmod.h'
 495             AC_SUBST(PYTHONMOD_HEADER)
 496             PYTHONMOD_INSTALL=pythonmod-install
 497             AC_SUBST(PYTHONMOD_INSTALL)
 498             PYTHONMOD_UNINSTALL=pythonmod-uninstall
 499             AC_SUBST(PYTHONMOD_UNINSTALL)
 500          fi
 501
 502          # Declare PyUnbound
 503          if test x_$ub_with_pyunbound != x_no; then
 504             AC_DEFINE(WITH_PYUNBOUND, 1, [Define if you want PyUnbound.])
 505             WITH_PYUNBOUND=yes
 506             AC_SUBST(WITH_PYUNBOUND)
 507             PYUNBOUND_OBJ="libunbound_wrap.lo"
 508             AC_SUBST(PYUNBOUND_OBJ)
 509             PYUNBOUND_TARGET="_unbound.la"
 510             AC_SUBST(PYUNBOUND_TARGET)
 511             PYUNBOUND_INSTALL=pyunbound-install
 512             AC_SUBST(PYUNBOUND_INSTALL)
 513             PYUNBOUND_UNINSTALL=pyunbound-uninstall
 514             AC_SUBST(PYUNBOUND_UNINSTALL)
 515          fi
 516       fi
 517    else
 518       AC_MSG_RESULT([*** Python libraries not found, won't build PythonMod or PyUnbound ***])
 519       ub_with_pyunbound=no
 520       ub_with_pythonmod=no
 521    fi
 522 fi
 523
 524 if test "`uname`" = "NetBSD"; then
 525         NETBSD_LINTFLAGS='"-D__RENAME(x)=" -D_NETINET_IN_H_'
 526         AC_SUBST(NETBSD_LINTFLAGS)
 527 fi
 528 CONFIG_DATE=`date +%Y%m%d`
 529 AC_SUBST(CONFIG_DATE)
 530
 531 # Checks for libraries.
 532
 533 # libnss
 534 USE_NSS="no"
 535 AC_ARG_WITH([nss], AC_HELP_STRING([--with-nss=path],
 536         [use libnss instead of openssl, installed at path.]),
 537         [
 538         USE_NSS="yes"
 539         AC_DEFINE(HAVE_NSS, 1, [Use libnss for crypto])
 540         if test "$withval" != "" -a "$withval" != "yes"; then
 541                 CPPFLAGS="$CPPFLAGS -I$withval/include/nss3"
 542                 LDFLAGS="$LDFLAGS -L$withval/lib"
 543                 ACX_RUNTIME_PATH_ADD([$withval/lib])
 544                 CPPFLAGS="-I$withval/include/nspr4 $CPPFLAGS"
 545         else
 546                 CPPFLAGS="$CPPFLAGS -I/usr/include/nss3"
 547                 CPPFLAGS="-I/usr/include/nspr4 $CPPFLAGS"
 548         fi
 549         LIBS="$LIBS -lnss3 -lnspr4"
 550         ]
 551 )
 552
 553 # openssl
 554 if test $USE_NSS = "no"; then
 555 ACX_WITH_SSL
 556 ACX_LIB_SSL
 557 AC_CHECK_HEADERS([openssl/conf.h],,, [AC_INCLUDES_DEFAULT])
 558 AC_CHECK_HEADERS([openssl/engine.h],,, [AC_INCLUDES_DEFAULT])
 559 AC_CHECK_FUNCS([OPENSSL_config EVP_sha1 EVP_sha256 EVP_sha512 FIPS_mode])
 560 AC_CHECK_DECLS([SSL_COMP_get_compression_methods,sk_SSL_COMP_pop_free], [], [], [
 561 AC_INCLUDES_DEFAULT
 562 #ifdef HAVE_OPENSSL_ERR_H
 563 #include <openssl/err.h>
 564 #endif
 565
 566 #ifdef HAVE_OPENSSL_RAND_H
 567 #include <openssl/rand.h>
 568 #endif
 569
 570 #ifdef HAVE_OPENSSL_CONF_H
 571 #include <openssl/conf.h>
 572 #endif
 573
 574 #ifdef HAVE_OPENSSL_ENGINE_H
 575 #include <openssl/engine.h>
 576 #endif
 577 #include <openssl/ssl.h>
 578 #include <openssl/evp.h>
 579 ])
 580 fi
 581
 582
 583 AC_ARG_ENABLE(sha2, AC_HELP_STRING([--disable-sha2], [Disable SHA256 and SHA512 RRSIG support]))
 584 case "$enable_sha2" in
 585         no)
 586         ;;
 587         yes|*)
 588         AC_DEFINE([USE_SHA2], [1], [Define this to enable SHA256 and SHA512 support.])
 589         ;;
 590 esac
 591
 592 # check wether gost also works
 593 AC_DEFUN([AC_CHECK_GOST_WORKS],
 594 [AC_REQUIRE([AC_PROG_CC])
 595 AC_MSG_CHECKING([if GOST works])
 596 if test c${cross_compiling} = cno; then
 597 BAKCFLAGS="$CFLAGS"
 598 if test -n "$ssldir"; then
 599         CFLAGS="$CFLAGS -Wl,-rpath,$ssldir/lib"
 600 fi
 601 AC_RUN_IFELSE([AC_LANG_SOURCE([[
 602 #include <string.h>
 603 #include <openssl/ssl.h>
 604 #include <openssl/evp.h>
 605 #include <openssl/engine.h>
 606 #include <openssl/conf.h>
 607 /* routine to load gost (from sldns) */
 608 int load_gost_id(void)
 609 {
 610         static int gost_id = 0;
 611         const EVP_PKEY_ASN1_METHOD* meth;
 612         ENGINE* e;
 613
 614         if(gost_id) return gost_id;
 615
 616         /* see if configuration loaded gost implementation from other engine*/
 617         meth = EVP_PKEY_asn1_find_str(NULL, "gost2001", -1);
 618         if(meth) {
 619                 EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth);
 620                 return gost_id;
 621         }
 622
 623         /* see if engine can be loaded already */
 624         e = ENGINE_by_id("gost");
 625         if(!e) {
 626                 /* load it ourself, in case statically linked */
 627                 ENGINE_load_builtin_engines();
 628                 ENGINE_load_dynamic();
 629                 e = ENGINE_by_id("gost");
 630         }
 631         if(!e) {
 632                 /* no gost engine in openssl */
 633                 return 0;
 634         }
 635         if(!ENGINE_set_default(e, ENGINE_METHOD_ALL)) {
 636                 ENGINE_finish(e);
 637                 ENGINE_free(e);
 638                 return 0;
 639         }
 640
 641         meth = EVP_PKEY_asn1_find_str(&e, "gost2001", -1);
 642         if(!meth) {
 643                 /* algo not found */
 644                 ENGINE_finish(e);
 645                 ENGINE_free(e);
 646                 return 0;
 647         }
 648         EVP_PKEY_asn1_get0_info(&gost_id, NULL, NULL, NULL, NULL, meth);
 649         return gost_id;
 650 }
 651 int main(void) {
 652         EVP_MD_CTX* ctx;
 653         const EVP_MD* md;
 654         unsigned char digest[64]; /* its a 256-bit digest, so uses 32 bytes */
 655         const char* str = "Hello world";
 656         const unsigned char check[] = {
 657                 0x40 , 0xed , 0xf8 , 0x56 , 0x5a , 0xc5 , 0x36 , 0xe1 ,
 658                 0x33 , 0x7c , 0x7e , 0x87 , 0x62 , 0x1c , 0x42 , 0xe0 ,
 659                 0x17 , 0x1b , 0x5e , 0xce , 0xa8 , 0x46 , 0x65 , 0x4d ,
 660                 0x8d , 0x3e , 0x22 , 0x9b , 0xe1 , 0x30 , 0x19 , 0x9d
 661         };
 662         OPENSSL_config(NULL);
 663         (void)load_gost_id();
 664         md = EVP_get_digestbyname("md_gost94");
 665         if(!md) return 1;
 666         memset(digest, 0, sizeof(digest));
 667         ctx = EVP_MD_CTX_create();
 668         if(!ctx) return 2;
 669         if(!EVP_DigestInit_ex(ctx, md, NULL)) return 3;
 670         if(!EVP_DigestUpdate(ctx, str, 10)) return 4;
 671         if(!EVP_DigestFinal_ex(ctx, digest, NULL)) return 5;
 672         /* uncomment to see the hash calculated.
 673                 {int i;
 674                 for(i=0; i<32; i++)
 675                         printf(" %2.2x", (int)digest[i]);
 676                 printf("\n");}
 677         */
 678         if(memcmp(digest, check, sizeof(check)) != 0)
 679                 return 6;
 680         return 0;
 681 }
 682 ]])] , [eval "ac_cv_c_gost_works=yes"], [eval "ac_cv_c_gost_works=no"])
 683 CFLAGS="$BAKCFLAGS"
 684 else
 685 eval "ac_cv_c_gost_works=maybe"
 686 fi
 687 AC_MSG_RESULT($ac_cv_c_gost_works)
 688 ])dnl
 689
 690 AC_ARG_ENABLE(gost, AC_HELP_STRING([--disable-gost], [Disable GOST support]))
 691 use_gost="no"
 692 if test $USE_NSS = "no"; then
 693 case "$enable_gost" in
 694         no)
 695         ;;
 696         *)
 697         AC_CHECK_FUNC(EVP_PKEY_set_type_str, [:],[AC_MSG_ERROR([OpenSSL 1.0.0 is needed for GOST support])])
 698         AC_CHECK_FUNC(EC_KEY_new, [], [AC_MSG_ERROR([OpenSSL does not support ECC, needed for GOST support])])
 699         AC_CHECK_GOST_WORKS
 700         if test "$ac_cv_c_gost_works" != no; then
 701                 use_gost="yes"
 702                 AC_DEFINE([USE_GOST], [1], [Define this to enable GOST support.])
 703         fi
 704         ;;
 705 esac
 706 fi dnl !USE_NSS
 707
 708 AC_ARG_ENABLE(ecdsa, AC_HELP_STRING([--disable-ecdsa], [Disable ECDSA support]))
 709 use_ecdsa="no"
 710 case "$enable_ecdsa" in
 711     no)
 712       ;;
 713     *)
 714       if test $USE_NSS = "no"; then
 715               AC_CHECK_FUNC(ECDSA_sign, [], [AC_MSG_ERROR([OpenSSL does not support ECDSA: please upgrade or rerun with --disable-ecdsa])])
 716               AC_CHECK_FUNC(SHA384_Init, [], [AC_MSG_ERROR([OpenSSL does not support SHA384: please upgrade or rerun with --disable-ecdsa])])
 717               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
 718 #include <openssl/evp.h>
 719               ])
 720               # see if OPENSSL 1.0.0 or later (has EVP MD and Verify independency)
 721               AC_MSG_CHECKING([if openssl supports SHA2 and ECDSA with EVP])
 722               if grep OPENSSL_VERSION_NUMBER $ssldir/include/openssl/opensslv.h | grep 0x0 >/dev/null; then
 723                 AC_MSG_RESULT([no])
 724                 AC_DEFINE_UNQUOTED([USE_ECDSA_EVP_WORKAROUND], [1], [Define this to enable an EVP workaround for older openssl])
 725               else
 726                 AC_MSG_RESULT([yes])
 727               fi
 728       fi
 729       # we now know we have ECDSA and the required curves.
 730       AC_DEFINE_UNQUOTED([USE_ECDSA], [1], [Define this to enable ECDSA support.])
 731       use_ecdsa="yes"
 732       ;;
 733 esac
 734
 735 AC_ARG_ENABLE(event-api, AC_HELP_STRING([--enable-event-api], [Enable (experimental) libevent-based libunbound API installed to unbound-event.h]))
 736 use_unbound_event="no"
 737 case "$enable_event_api" in
 738     yes)
 739       use_unbound_event="yes"
 740       ;;
 741     *)
 742       ;;
 743 esac
 744
 745 # check for libevent
 746 AC_ARG_WITH(libevent, AC_HELP_STRING([--with-libevent=pathname],
 747     [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.]),
 748     [ ],[ withval="no" ])
 749 if test x_$withval = x_yes -o x_$withval != x_no; then
 750         AC_MSG_CHECKING(for libevent)
 751         if test x_$withval = x_ -o x_$withval = x_yes; then
 752             withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr"
 753         fi
 754         for dir in $withval; do
 755             thedir="$dir"
 756             if test -f "$dir/include/event.h" -o -f "$dir/include/event2/event.h"; then
 757                 found_libevent="yes"
 758                 dnl assume /usr is in default path.
 759                 if test "$thedir" != "/usr"; then
 760                     CPPFLAGS="$CPPFLAGS -I$thedir/include"
 761                 fi
 762                 break;
 763             fi
 764         done
 765         if test x_$found_libevent != x_yes; then
 766                 if test -f "$dir/event.h" -a \( -f "$dir/libevent.la" -o -f "$dir/libev.la" \) ; then
 767                         # libevent source directory
 768                         AC_MSG_RESULT(found in $thedir)
 769                         CPPFLAGS="$CPPFLAGS -I$thedir -I$thedir/include"
 770                         BAK_LDFLAGS_SET="1"
 771                         BAK_LDFLAGS="$LDFLAGS"
 772                         # remove evdns from linking
 773                         mkdir build >/dev/null 2>&1
 774                         mkdir build/libevent >/dev/null 2>&1
 775                         mkdir build/libevent/.libs >/dev/null 2>&1
 776                         ev_files_o=`ls $thedir/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o`
 777                         ev_files_lo=`ls $thedir/*.lo | grep -v evdns\.lo | grep -v bufferevent_openssl\.lo`
 778                         ev_files_libso=`ls $thedir/.libs/*.o | grep -v evdns\.o | grep -v bufferevent_openssl\.o`
 779                         cp $ev_files_o build/libevent
 780                         cp $ev_files_lo build/libevent
 781                         cp $ev_files_libso build/libevent/.libs
 782                         LATE_LDFLAGS="build/libevent/*.lo -lm"
 783                         LDFLAGS="build/libevent/*.o $LDFLAGS -lm"
 784                 else
 785                         AC_MSG_ERROR([Cannot find the libevent library in $withval
 786 You can restart ./configure --with-libevent=no to use a builtin alternative.
 787 Please note that this alternative is not as capable as libevent when using
 788 large outgoing port ranges.  ])
 789                 fi
 790         else
 791             AC_MSG_RESULT(found in $thedir)
 792             dnl if event2 exists and no event lib in dir itself, use subdir
 793             if test ! -f $thedir/lib/libevent.a -a ! -f $thedir/lib/libevent.so -a -d "$thedir/lib/event2"; then
 794                     LDFLAGS="$LDFLAGS -L$thedir/lib/event2"
 795                     ACX_RUNTIME_PATH_ADD([$thedir/lib/event2])
 796             else
 797                     dnl assume /usr is in default path, do not add "".
 798                     if test "$thedir" != "/usr" -a "$thedir" != ""; then
 799                         LDFLAGS="$LDFLAGS -L$thedir/lib"
 800                         ACX_RUNTIME_PATH_ADD([$thedir/lib])
 801                     fi
 802             fi
 803         fi
 804         # check for library used by libevent after 1.3c
 805         AC_SEARCH_LIBS([clock_gettime], [rt])
 806
 807         # is the event.h header libev or libevent?
 808         AC_CHECK_HEADERS([event.h],,, [AC_INCLUDES_DEFAULT])
 809         AC_CHECK_DECL(EV_VERSION_MAJOR, [
 810                 AC_SEARCH_LIBS(event_set, [ev])
 811         ],[
 812                 AC_SEARCH_LIBS(event_set, [event])
 813         ],[AC_INCLUDES_DEFAULT
 814 #include <event.h>
 815         ])
 816         AC_CHECK_FUNCS([event_base_free]) # only in libevent 1.2 and later
 817         AC_CHECK_FUNCS([event_base_once]) # only in libevent 1.4.1 and later
 818         AC_CHECK_FUNCS([event_base_new]) # only in libevent 1.4.1 and later
 819         AC_CHECK_FUNCS([event_base_get_method]) # only in libevent 1.4.3 and later
 820         AC_CHECK_FUNCS([ev_loop]) # only in libev. (tested on 3.51)
 821         AC_CHECK_FUNCS([ev_default_loop]) # only in libev. (tested on 4.00)
 822         if test -n "$BAK_LDFLAGS_SET"; then
 823                 LDFLAGS="$BAK_LDFLAGS"
 824         fi
 825         if test "$use_unbound_event" = "yes"; then
 826                 AC_SUBST(UNBOUND_EVENT_INSTALL, [unbound-event-install])
 827                 AC_SUBST(UNBOUND_EVENT_UNINSTALL, [unbound-event-uninstall])
 828         fi
 829 else
 830         AC_DEFINE(USE_MINI_EVENT, 1, [Define if you want to use internal select based events])
 831 fi
 832
 833 # check for libexpat
 834 AC_ARG_WITH(libexpat, AC_HELP_STRING([--with-libexpat=path],
 835     [specify explicit path for libexpat.]),
 836     [ ],[ withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr" ])
 837 AC_MSG_CHECKING(for libexpat)
 838 found_libexpat="no"
 839 for dir in $withval ; do
 840             if test -f "$dir/include/expat.h"; then
 841                 found_libexpat="yes"
 842                 dnl assume /usr is in default path.
 843                 if test "$dir" != "/usr"; then
 844                     CPPFLAGS="$CPPFLAGS -I$dir/include"
 845                     LDFLAGS="$LDFLAGS -L$dir/lib"
 846                 fi
 847                 AC_MSG_RESULT(found in $dir)
 848                 break;
 849             fi
 850 done
 851 if test x_$found_libexpat != x_yes; then
 852         AC_ERROR([Could not find libexpat, expat.h])
 853 fi
 854 AC_CHECK_HEADERS([expat.h],,, [AC_INCLUDES_DEFAULT])
 855
 856 # set static linking if requested
 857 AC_SUBST(staticexe)
 858 staticexe=""
 859 AC_ARG_ENABLE(static-exe, AC_HELP_STRING([--enable-static-exe],
 860         [ enable to compile executables statically against (event) libs, for debug purposes ]),
 861         , )
 862 if test x_$enable_static_exe = x_yes; then
 863         staticexe="-static"
 864         if test "$on_mingw" = yes; then
 865                 staticexe="-all-static"
 866                 # for static crosscompile, include gdi32 and zlib here.
 867                 if test "`uname`" = "Linux"; then
 868                         LIBS="$LIBS -lgdi32 -lz"
 869                 fi
 870         fi
 871 fi
 872
 873 # set lock checking if requested
 874 AC_ARG_ENABLE(lock_checks, AC_HELP_STRING([--enable-lock-checks],
 875         [ enable to check lock and unlock calls, for debug purposes ]),
 876         , )
 877 if test x_$enable_lock_checks = x_yes; then
 878         AC_DEFINE(ENABLE_LOCK_CHECKS, 1, [Define if you want to use debug lock checking (slow).])
 879         CHECKLOCK_OBJ="checklocks.lo"
 880         AC_SUBST(CHECKLOCK_OBJ)
 881 fi
 882
 883 ACX_CHECK_GETADDRINFO_WITH_INCLUDES
 884 if test "$USE_WINSOCK" = 1; then
 885         AC_DEFINE(UB_ON_WINDOWS, 1, [Use win32 resources and API])
 886         AC_CHECK_HEADERS([iphlpapi.h],,, [AC_INCLUDES_DEFAULT
 887 #include <windows.h>
 888         ])
 889         AC_CHECK_TOOL(WINDRES, windres)
 890         LIBS="$LIBS -liphlpapi"
 891         WINAPPS="unbound-service-install.exe unbound-service-remove.exe anchor-update.exe"
 892         AC_SUBST(WINAPPS)
 893         WIN_DAEMON_SRC="winrc/win_svc.c winrc/w_inst.c"
 894         AC_SUBST(WIN_DAEMON_SRC)
 895         WIN_DAEMON_OBJ="win_svc.lo w_inst.lo"
 896         AC_SUBST(WIN_DAEMON_OBJ)
 897         WIN_DAEMON_OBJ_LINK="rsrc_unbound.o"
 898         AC_SUBST(WIN_DAEMON_OBJ_LINK)
 899         WIN_HOST_OBJ_LINK="rsrc_unbound_host.o"
 900         AC_SUBST(WIN_HOST_OBJ_LINK)
 901         WIN_UBANCHOR_OBJ_LINK="rsrc_unbound_anchor.o log.lo locks.lo"
 902         AC_SUBST(WIN_UBANCHOR_OBJ_LINK)
 903         WIN_CONTROL_OBJ_LINK="rsrc_unbound_control.o"
 904         AC_SUBST(WIN_CONTROL_OBJ_LINK)
 905         WIN_CHECKCONF_OBJ_LINK="rsrc_unbound_checkconf.o"
 906         AC_SUBST(WIN_CHECKCONF_OBJ_LINK)
 907 fi
 908 if test $ac_cv_func_getaddrinfo = no; then
 909         AC_LIBOBJ([fake-rfc2553])
 910 fi
 911 # check after getaddrinfo for its libraries
 912 ACX_FUNC_IOCTLSOCKET
 913
 914 # see if daemon(3) exists, and if it is deprecated.
 915 AC_CHECK_FUNCS([daemon])
 916 if test $ac_cv_func_daemon = yes; then
 917         ACX_FUNC_DEPRECATED([daemon], [(void)daemon(0, 0);], [
 918 #include <stdlib.h>
 919 ])
 920 fi
 921
 922 AC_CHECK_MEMBERS([struct in_pktinfo.ipi_spec_dst],,,[
 923 AC_INCLUDES_DEFAULT
 924 #if HAVE_SYS_PARAM_H
 925 #include <sys/param.h>
 926 #endif
 927
 928 #ifdef HAVE_SYS_SOCKET_H
 929 #include <sys/socket.h>
 930 #endif
 931
 932 #ifdef HAVE_SYS_UIO_H
 933 #include <sys/uio.h>
 934 #endif
 935
 936 #ifdef HAVE_NETINET_IN_H
 937 #include <netinet/in.h>
 938 #endif
 939
 940 #ifdef HAVE_ARPA_INET_H
 941 #include <arpa/inet.h>
 942 #endif
 943
 944 #ifdef HAVE_WINSOCK2_H
 945 #include <winsock2.h>
 946 #endif
 947
 948 #ifdef HAVE_WS2TCPIP_H
 949 #include <ws2tcpip.h>
 950 #endif
 951 ])
 952 AC_SEARCH_LIBS([setusercontext], [util])
 953 AC_CHECK_FUNCS([tzset sigprocmask fcntl getpwnam getrlimit setrlimit setsid sbrk chroot kill sleep usleep random srandom recvmsg sendmsg writev socketpair glob initgroups strftime localtime_r setusercontext _beginthreadex endservent endprotoent])
 954 AC_CHECK_FUNCS([setresuid],,[AC_CHECK_FUNCS([setreuid])])
 955 AC_CHECK_FUNCS([setresgid],,[AC_CHECK_FUNCS([setregid])])
 956
 957 # check if setreuid en setregid fail, on MacOSX10.4(darwin8).
 958 if echo $build_os | grep darwin8 > /dev/null; then
 959         AC_DEFINE(DARWIN_BROKEN_SETREUID, 1, [Define this if on macOSX10.4-darwin8 and setreuid and setregid do not work])
 960 fi
 961 AC_REPLACE_FUNCS(inet_aton)
 962 AC_REPLACE_FUNCS(inet_pton)
 963 AC_REPLACE_FUNCS(inet_ntop)
 964 AC_REPLACE_FUNCS(snprintf)
 965 AC_REPLACE_FUNCS(strlcat)
 966 AC_REPLACE_FUNCS(strlcpy)
 967 AC_REPLACE_FUNCS(memmove)
 968 AC_REPLACE_FUNCS(gmtime_r)
 969 LIBOBJ_WITHOUT_CTIME="$LIBOBJS"
 970 AC_SUBST(LIBOBJ_WITHOUT_CTIME)
 971 AC_REPLACE_FUNCS(ctime_r)
 972
 973 AC_ARG_ENABLE(allsymbols, AC_HELP_STRING([--enable-allsymbols], [export all symbols from libunbound and link binaries to it, smaller install size but libunbound export table is polluted by internal symbols]))
 974 case "$enable_allsymbols" in
 975         yes)
 976         COMMON_OBJ_ALL_SYMBOLS=""
 977         UBSYMS=""
 978         EXTRALINK="-L. -L.libs -lunbound"
 979         AC_DEFINE(EXPORT_ALL_SYMBOLS, 1, [Define this if you enabled-allsymbols from libunbound to link binaries to it for smaller install size, but the libunbound export table is polluted by internal symbols])
 980         ;;
 981         no|*)
 982         COMMON_OBJ_ALL_SYMBOLS='$(COMMON_OBJ)'
 983         UBSYMS='-export-symbols $(srcdir)/libunbound/ubsyms.def'
 984         EXTRALINK=""
 985         ;;
 986 esac
 987 AC_SUBST(COMMON_OBJ_ALL_SYMBOLS)
 988 AC_SUBST(EXTRALINK)
 989 AC_SUBST(UBSYMS)
 990 if test x_$enable_lock_checks = x_yes; then
 991         UBSYMS="-export-symbols clubsyms.def"
 992         cp ${srcdir}/libunbound/ubsyms.def clubsyms.def
 993         echo lock_protect >> clubsyms.def
 994         echo lock_unprotect >> clubsyms.def
 995         echo lock_get_mem >> clubsyms.def
 996         echo checklock_start >> clubsyms.def
 997         echo checklock_stop >> clubsyms.def
 998         echo checklock_lock >> clubsyms.def
 999         echo checklock_unlock >> clubsyms.def
1000         echo checklock_init >> clubsyms.def
1001         echo checklock_thrcreate >> clubsyms.def
1002         echo checklock_thrjoin >> clubsyms.def
1003 fi
1004
1005 AC_MSG_CHECKING([if ${MAKE:-make} supports $< with implicit rule in scope])
1006 # on openBSD, the implicit rule make $< work.
1007 # on Solaris, it does not work ($? is changed sources, $^ lists dependencies).
1008 # gmake works.
1009 cat >conftest.make <<EOF
1010 all:    conftest.lo
1011
1012 conftest.lo foo.lo bla.lo:
1013         if test -f "\$<"; then touch \$@; fi
1014
1015 .SUFFIXES: .lo
1016 .c.lo:
1017         if test -f "\$<"; then touch \$@; fi
1018
1019 conftest.lo:        conftest.dir/conftest.c
1020 EOF
1021 mkdir conftest.dir
1022 touch conftest.dir/conftest.c
1023 rm -f conftest.lo conftest.c
1024 ${MAKE:-make} -f conftest.make >/dev/null
1025 rm -f conftest.make conftest.c conftest.dir/conftest.c
1026 rm -rf conftest.dir
1027 if test ! -f conftest.lo; then
1028         AC_MSG_RESULT(no)
1029         SOURCEDETERMINE='echo "$^" | awk "-F " "{print \$$1;}" > .source'
1030         SOURCEFILE='`cat .source`'
1031 else
1032         AC_MSG_RESULT(yes)
1033         SOURCEDETERMINE=':'
1034         SOURCEFILE='$<'
1035 fi
1036 rm -f conftest.lo
1037 AC_SUBST(SOURCEDETERMINE)
1038 AC_SUBST(SOURCEFILE)
1039
1040 # see if we want to build the library or everything
1041 ALLTARGET="alltargets"
1042 INSTALLTARGET="install-all"
1043 AC_ARG_WITH(libunbound-only, AC_HELP_STRING([--with-libunbound-only],
1044         [do not build daemon and tool programs]),
1045         [
1046         if test "$withval" = "yes"; then
1047                 ALLTARGET="lib"
1048                 INSTALLTARGET="install-lib"
1049         fi
1050 ])
1051 AC_SUBST(ALLTARGET)
1052 AC_SUBST(INSTALLTARGET)
1053
1054 ACX_STRIP_EXT_FLAGS
1055 LDFLAGS="$LATE_LDFLAGS $LDFLAGS"
1056
1057 AC_DEFINE_UNQUOTED([MAXSYSLOGMSGLEN], [10240], [Define to the maximum message length to pass to syslog.])
1058
1059 AH_BOTTOM(
1060 dnl this must be first AH_CONFIG, to define the flags before any includes.
1061 AHX_CONFIG_EXT_FLAGS
1062
1063 dnl includes
1064 [
1065 #ifndef UNBOUND_DEBUG
1066 #  define NDEBUG
1067 #endif
1068
1069 /** Use small-ldns codebase */
1070 #define USE_SLDNS 1
1071 #ifdef HAVE_SSL
1072 #  define LDNS_BUILD_CONFIG_HAVE_SSL 1
1073 #endif
1074
1075 #include <stdio.h>
1076 #include <string.h>
1077 #include <unistd.h>
1078 #include <assert.h>
1079
1080 #if STDC_HEADERS
1081 #include <stdlib.h>
1082 #include <stddef.h>
1083 #endif
1084
1085 #ifdef HAVE_STDARG_H
1086 #include <stdarg.h>
1087 #endif
1088
1089 #ifdef HAVE_STDINT_H
1090 #include <stdint.h>
1091 #endif
1092
1093 #include <errno.h>
1094
1095 #if HAVE_SYS_PARAM_H
1096 #include <sys/param.h>
1097 #endif
1098
1099 #ifdef HAVE_SYS_SOCKET_H
1100 #include <sys/socket.h>
1101 #endif
1102
1103 #ifdef HAVE_SYS_UIO_H
1104 #include <sys/uio.h>
1105 #endif
1106
1107 #ifdef HAVE_NETINET_IN_H
1108 #include <netinet/in.h>
1109 #endif
1110
1111 #ifdef HAVE_ARPA_INET_H
1112 #include <arpa/inet.h>
1113 #endif
1114
1115 #ifdef HAVE_WINSOCK2_H
1116 #include <winsock2.h>
1117 #endif
1118
1119 #ifdef HAVE_WS2TCPIP_H
1120 #include <ws2tcpip.h>
1121 #endif
1122
1123 #ifndef USE_WINSOCK
1124 #define ARG_LL "%ll"
1125 #else
1126 #define ARG_LL "%I64"
1127 #endif
1128 ]
1129
1130 AHX_CONFIG_FORMAT_ATTRIBUTE
1131 AHX_CONFIG_UNUSED_ATTRIBUTE
1132 AHX_CONFIG_FSEEKO
1133 AHX_CONFIG_MAXHOSTNAMELEN
1134 AHX_CONFIG_SNPRINTF(unbound)
1135 AHX_CONFIG_INET_PTON(unbound)
1136 AHX_CONFIG_INET_NTOP(unbound)
1137 AHX_CONFIG_INET_ATON(unbound)
1138 AHX_CONFIG_MEMMOVE(unbound)
1139 AHX_CONFIG_STRLCAT(unbound)
1140 AHX_CONFIG_STRLCPY(unbound)
1141 AHX_CONFIG_GMTIME_R(unbound)
1142 AHX_CONFIG_W32_SLEEP
1143 AHX_CONFIG_W32_USLEEP
1144 AHX_CONFIG_W32_RANDOM
1145 AHX_CONFIG_W32_SRANDOM
1146 AHX_CONFIG_W32_FD_SET_T
1147 AHX_CONFIG_IPV6_MIN_MTU
1148 AHX_MEMCMP_BROKEN(unbound)
1149
1150 [
1151 #ifndef HAVE_CTIME_R
1152 #define ctime_r unbound_ctime_r
1153 char *ctime_r(const time_t *timep, char *buf);
1154 #endif
1155
1156 #if !defined(HAVE_STRPTIME) || !defined(STRPTIME_WORKS)
1157 #define strptime unbound_strptime
1158 struct tm;
1159 char *strptime(const char *s, const char *format, struct tm *tm);
1160 #endif
1161
1162 #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))
1163    /* using version of libevent that is not threadsafe. */
1164 #  define LIBEVENT_SIGNAL_PROBLEM 1
1165 #endif
1166
1167 #ifndef CHECKED_INET6
1168 #  define CHECKED_INET6
1169 #  ifdef AF_INET6
1170 #    define INET6
1171 #  else
1172 #    define AF_INET6        28
1173 #  endif
1174 #endif /* CHECKED_INET6 */
1175
1176 #ifndef HAVE_GETADDRINFO
1177 struct sockaddr_storage;
1178 #include "compat/fake-rfc2553.h"
1179 #endif
1180
1181 #ifdef UNBOUND_ALLOC_STATS
1182 #  define malloc(s) unbound_stat_malloc_log(s, __FILE__, __LINE__, __func__)
1183 #  define calloc(n,s) unbound_stat_calloc_log(n, s, __FILE__, __LINE__, __func__)
1184 #  define free(p) unbound_stat_free_log(p, __FILE__, __LINE__, __func__)
1185 #  define realloc(p,s) unbound_stat_realloc_log(p, s, __FILE__, __LINE__, __func__)
1186 void *unbound_stat_malloc(size_t size);
1187 void *unbound_stat_calloc(size_t nmemb, size_t size);
1188 void unbound_stat_free(void *ptr);
1189 void *unbound_stat_realloc(void *ptr, size_t size);
1190 void *unbound_stat_malloc_log(size_t size, const char* file, int line,
1191         const char* func);
1192 void *unbound_stat_calloc_log(size_t nmemb, size_t size, const char* file,
1193         int line, const char* func);
1194 void unbound_stat_free_log(void *ptr, const char* file, int line,
1195         const char* func);
1196 void *unbound_stat_realloc_log(void *ptr, size_t size, const char* file,
1197         int line, const char* func);
1198 #elif defined(UNBOUND_ALLOC_LITE)
1199 #  include "util/alloc.h"
1200 #endif /* UNBOUND_ALLOC_LITE and UNBOUND_ALLOC_STATS */
1201
1202 /** default port for DNS traffic. */
1203 #define UNBOUND_DNS_PORT 53
1204 /** default port for unbound control traffic, registered port with IANA,
1205     ub-dns-control  8953/tcp    unbound dns nameserver control */
1206 #define UNBOUND_CONTROL_PORT 8953
1207 /** the version of unbound-control that this software implements */
1208 #define UNBOUND_CONTROL_VERSION 1
1209
1210 ])
1211
1212 AC_CONFIG_FILES([Makefile doc/example.conf doc/libunbound.3 doc/unbound.8 doc/unbound-anchor.8 doc/unbound-checkconf.8 doc/unbound.conf.5 doc/unbound-control.8 smallapp/unbound-control-setup.sh])
1213 AC_CONFIG_HEADER([config.h])
1214 AC_OUTPUT