configure.ac

   1 AC_INIT([DHCP],[4.3.4],[dhcp-users@isc.org])
   2
   3 # we specify "foreign" to avoid having to have the GNU mandated files,
   4 # like AUTHORS, COPYING, and such
   5 AM_INIT_AUTOMAKE([foreign])
   6
   7 # we specify AM_MAINTAINER_MODE to avoid problems with rebuilding
   8 # the configure and makefiles.  Without it users doing things that
   9 # change the timestamps on the code, like checking it into a cvs
  10 # tree, could trigger a rebuild of the infrastructure files which
  11 # might fail if they don't have the correct tools.
  12 AM_MAINTAINER_MODE
  13
  14 AC_CANONICAL_HOST
  15
  16 # We want to turn on warnings if we are using gcc and the user did
  17 # not specify CFLAGS. The autoconf check for the C compiler sets the
  18 # CFLAGS if gcc is used, so we will save it before we run that check.
  19 SAVE_CFLAGS="$CFLAGS"
  20
  21 # Now find our C compiler.
  22 AC_PROG_CC
  23
  24 # Suppress warnings about --datarootdir
  25 AC_DEFUN([AC_DATAROOTDIR_CHECKED])
  26
  27 # If we have gcc, and AC_PROG_CC changed the flags, then we know the
  28 # user did not specify any flags. Add warnings in this case.
  29 if test "$GCC" = "yes"; then
  30         if test "$CFLAGS" != "$SAVE_CFLAGS"; then
  31                 STD_CWARNINGS="$STD_CWARNINGS -Wall -Werror -fno-strict-aliasing"
  32         fi
  33 fi
  34
  35 # We can have some flags to pass to bind configure
  36 BINDCONFIG=
  37 if test "$cross_compiling" = "yes"; then
  38         BINDCONFIG="--host=$host"
  39 fi
  40 # Pass CFLAGS and co. $ac_configure_args looks like "'arg1' 'arg2' ..."
  41 # and as there can be a space inside an argument some magic is required.
  42 # This sets $1 ... $N to my_configure_args, arg1 ... argN
  43 eval "set my_configure_args $ac_configure_args"
  44 # remove my_configure_args, i.e., the guard against empty $ac_configure_args
  45 shift
  46 # iterate on arguments and copying 'arg' when it begins by an upper case
  47 for a
  48 do
  49         case $a in
  50                 [[A-Z]]*) BINDCONFIG="$BINDCONFIG '$a'" ;;
  51         esac
  52 done
  53 AC_SUBST(BINDCONFIG)
  54 AM_CONDITIONAL(CROSS_COMPILING, test "$cross_compiling" = "yes")
  55
  56 # POSIX doesn't include the IPv6 Advanced Socket API and glibc hides
  57 # parts of the IPv6 Advanced Socket API as a result.  This is stupid
  58 # as it breaks how the two halves (Basic and Advanced) of the IPv6
  59 # Socket API were designed to be used but we have to live with it.
  60 # Use this to define _GNU_SOURCE to pull in the IPv6 Advanced Socket API.
  61 AC_USE_SYSTEM_EXTENSIONS
  62
  63 AC_PROG_RANLIB
  64
  65 AC_PATH_PROG(AR, ar)
  66 AC_SUBST(AR)
  67
  68 if test "X$AR" = "X"; then
  69         AC_MSG_ERROR([
  70 ar program not found.  Please fix your PATH to include the directory in
  71 which ar resides, or set AR in the environment with the full path to ar.])
  72 fi
  73
  74 AC_CONFIG_HEADERS([includes/config.h])
  75
  76 # we sometimes need to know byte order for building packets
  77 AC_C_BIGENDIAN(AC_SUBST(byte_order, BIG_ENDIAN),
  78                AC_SUBST(byte_order, LITTLE_ENDIAN))
  79 AC_DEFINE_UNQUOTED([DHCP_BYTE_ORDER], [$byte_order],
  80                    [Define to BIG_ENDIAN for MSB (Motorola or SPARC CPUs)
  81                     or LITTLE_ENDIAN for LSB (Intel CPUs).])
  82
  83 # Optional compile-time DEBUGging.
  84 AC_ARG_ENABLE(debug,
  85         AS_HELP_STRING([--enable-debug],[create a debug-only version of the software (default is no).]),
  86   [case "${enableval}" in
  87     yes) enable_debug=yes
  88         AC_DEFINE([DEBUG], [1],
  89             [Define to compile debug-only DHCP software.])
  90         # Just override CFLAGS totally to remove optimization.
  91         CFLAGS="-g";;
  92     no)  enable_debug=no ;;
  93     *)   AC_MSG_ERROR([bad value ${enableval} for --enable-debug]) ;;
  94   esac],[enable_debug=no])
  95
  96 # XXX: there are actually quite a lot more DEBUG_ features we could enable,
  97 # but I don't want to pollute the --help space.
  98 #
  99 #/* #define DEBUG_TOKENS */
 100 #/* #define DEBUG_PACKET */
 101 #/* #define DEBUG_EXPRESSIONS */
 102 #/* #define DEBUG_FIND_LEASE */
 103 #/* #define DEBUG_EXPRESSION_PARSE */
 104 #/* #define DEBUG_CLASS_MATCHING */
 105 #/* #define DEBUG_MEMORY_LEAKAGE */
 106 #/* #define DEBUG_MALLOC_POOL */
 107 #/* #define DEBUG_LEASE_STATE_TRANSITIONS */
 108 #/* #define DEBUG_RC_HISTORY */
 109 #/* #define DEBUG_RC_HISTORY_EXHAUSTIVELY */
 110 #/* #define RC_HISTORY_MAX 10240 */
 111 #/* #define POINTER_DEBUG */
 112 #/* #define DEBUG_FAILOVER_MESSAGES */
 113 #/* #define DEBUG_FAILOVER_TIMING */
 114 #/* #define DEBUG_DUMP_ALL_LEASES */
 115
 116 # Failover optional compile-time feature.
 117 AC_ARG_ENABLE(failover,
 118         AS_HELP_STRING([--enable-failover],[enable support for failover (default is yes)]))
 119 # Failover is on by default, so define if it is not explicitly disabled.
 120 if test "$enable_failover" != "no"; then
 121     enable_failover="yes"
 122         AC_DEFINE([FAILOVER_PROTOCOL], [1],
 123                   [Define to include Failover Protocol support.])
 124 fi
 125
 126 # execute() support.
 127 AC_ARG_ENABLE(execute,
 128         AS_HELP_STRING([--enable-execute],[enable support for execute() in config (default is yes)]))
 129 # execute() is on by default, so define if it is not explicitly disabled.
 130 if test "$enable_execute" != "no" ; then
 131     enable_execute="yes"
 132         AC_DEFINE([ENABLE_EXECUTE], [1],
 133                   [Define to include execute() config language support.])
 134 fi
 135
 136 # Server tracing support.
 137 AC_ARG_ENABLE(tracing,
 138         AS_HELP_STRING([--enable-tracing],[enable support for server activity tracing (default is yes)]))
 139 # tracing is on by default, so define if it is not explicitly disabled.
 140 if test "$enable_tracing" != "no" ; then
 141         AC_DEFINE([TRACING], [1],
 142                   [Define to include server activity tracing support.])
 143 fi
 144
 145 # Delayed-ack feature support (experimental).
 146 AC_ARG_ENABLE(delayed_ack,
 147         AS_HELP_STRING([--enable-delayed-ack],[queues multiple DHCPACK replies (default is no)]))
 148 if test "$enable_delayed_ack" = "yes"; then
 149         AC_DEFINE([DELAYED_ACK], [1],
 150                   [Define to queue multiple DHCPACK replies per fsync.])
 151 else
 152     enable_delayed_ack="no"
 153 fi
 154
 155 # DHCPv6 optional compile-time feature.
 156 AC_ARG_ENABLE(dhcpv6,
 157         AS_HELP_STRING([--enable-dhcpv6],[enable support for DHCPv6 (default is yes)]))
 158 # DHCPv6 is on by default, so define if it is not explicitly disabled.
 159 if test "$enable_dhcpv6" != "no"; then
 160     enable_dhcpv6="yes"
 161         AC_DEFINE([DHCPv6], [1],
 162                   [Define to 1 to include DHCPv6 support.])
 163 fi
 164
 165 # DHCPv4o6 optional compile-time feature.
 166 AC_ARG_ENABLE(dhcpv4o6,
 167         AS_HELP_STRING([--enable-dhcpv4o6],[enable support for DHCPv4-over-DHCPv6 (default is no)]))
 168 # DHCPv4o6 is off by default, so define if it is explicitly enabled.
 169 if test "$enable_dhcpv4o6" = "yes"; then
 170         # DHCPv4o6 requires DHCPv6
 171         if test "$enable_dhcpv6" = "no"; then
 172                 AC_MSG_ERROR([dhcpv4o6 requires dhcpv6])
 173         fi
 174         # DHCPv4o6 is not yet compatible with delayed-ack
 175         if test "$enable_delayed_ack" = "yes"; then
 176                 AC_MSG_ERROR([dhcpv4o6 is not compatible with delayed-ack])
 177         fi
 178         AC_DEFINE([DHCP4o6], [1],
 179                   [Define to 1 to include DHCPv4 over DHCPv6 support.])
 180 fi
 181
 182 # PARANOIA is off by default (until we can test it with all features)
 183 AC_ARG_ENABLE(paranoia,
 184         AS_HELP_STRING([--enable-paranoia],[enable support for chroot/setuid (default is no)]))
 185 AC_ARG_ENABLE(early_chroot,
 186         AS_HELP_STRING([--enable-early-chroot],[enable chrooting prior to configuration (default is no)]))
 187 # If someone enables early chroot, but does not enable paranoia, do so for
 188 # them.
 189 if test "$enable_paranoia" != "yes" && \
 190    test "$enable_early_chroot" = "yes" ; then
 191         enable_paranoia="yes"
 192 fi
 193
 194 if test "$enable_paranoia" = "yes" ; then
 195         AC_DEFINE([PARANOIA], [1],
 196                   [Define to any value to include Ari's PARANOIA patch.])
 197 fi
 198 if test "$enable_early_chroot" = "yes" ; then
 199         AC_DEFINE([EARLY_CHROOT], [1],
 200                   [Define to any value to chroot() prior to loading config.])
 201 fi
 202
 203 AC_ARG_ENABLE(ipv4_pktinfo,
 204         AS_HELP_STRING([--enable-ipv4-pktinfo],[enable use of pktinfo on IPv4 sockets (default is no)]))
 205
 206 if test "$enable_ipv4_pktinfo" = "yes"; then
 207         AC_DEFINE([USE_V4_PKTINFO], [1],
 208                 [Define to 1 to enable IPv4 packet info support.])
 209 fi
 210
 211 AC_ARG_ENABLE(use_sockets,
 212         AS_HELP_STRING([--enable-use-sockets],[use the standard BSD socket API (default is no)]))
 213
 214 if test "$enable_use_sockets" = "yes"; then
 215         AC_DEFINE([USE_SOCKETS], [1],
 216                 [Define to 1 to use the standard BSD socket API.])
 217 fi
 218
 219 # Try to hnadle incorrect byte order for secs field
 220 # This is off by default
 221 AC_ARG_ENABLE(secs_byteorder,
 222         AS_HELP_STRING([--enable-secs-byteorder],[Correct bad byteorders in the secs field (default is no).]))
 223
 224 if test "$enable_secs_byteorder" = "yes" ; then
 225         AC_DEFINE([SECS_BYTEORDER], [1],
 226                 [Define to correct bad byteorders in secs field.])
 227 fi
 228
 229 # Include the PID in the log messages.  This is useful when there may
 230 # be multiple instances of a program.
 231 # This is off by default
 232 AC_ARG_ENABLE(log_pid,
 233         AS_HELP_STRING([--enable-log-pid],[Include PIDs in syslog messages (default is no).]))
 234 if test "$enable_log_pid" = "yes" ; then
 235         AC_DEFINE([USE_LOG_PID], [1],
 236                 [Define to include PIDs in syslog messages.])
 237 fi
 238
 239 # Allow for binary search when inserting v4 leases into queues
 240 AC_ARG_ENABLE(binary_leases,
 241         AS_HELP_STRING([--enable-binary-leases],[enable support for binary insertion of leases (default is no)]))
 242 # binary_leases is off by default.
 243 if test "$enable_binary_leases" = "yes"; then
 244         AC_DEFINE([BINARY_LEASES], [1],
 245                   [Define to support binary insertion of leases into queues.])
 246 else
 247     enable_binary_leases="no"
 248 fi
 249
 250 # Testing section
 251
 252 DISTCHECK_ATF_CONFIGURE_FLAG=
 253 atf_path="no"
 254 AC_ARG_WITH([atf],
 255     AS_HELP_STRING([--with-atf=PATH],[specify location where atf was installed (or "bind")]),
 256     [atf_path="$withval"])
 257 AM_CONDITIONAL(BIND_ATF, test "$atf_path" = "bind")
 258 if test "$atf_path" = "bind" ; then
 259     DISTCHECK_ATF_CONFIGURE_FLAG="--with-atf=bind"
 260     atf_pcp="bind"
 261     atf_path="\${top_srcdir}/bind/atf"
 262     ATF_CFLAGS="-I$atf_path/include -DUNIT_TEST"
 263     ATF_LDFLAGS="-L$atf_path/lib -latf-c"
 264     ATF_BIN=`cd $srcdir; pwd`/bind/atf/bin
 265     AC_SUBST(ATF_CFLAGS)
 266     AC_SUBST(ATF_LDFLAGS)
 267     AC_SUBST(ATF_BIN)
 268     BINDCONFIG="$BINDCONFIG --with-atf"
 269 elif test "$atf_path" != "no" ; then
 270     DISTCHECK_ATF_CONFIGURE_FLAG="--with-atf=$atf_path"
 271     # Config path for pkg-config
 272     atf_pcp=""
 273     if test "$atf_path" != "yes" ; then
 274         if test -f $atf_path/lib/pkgconfig/atf-c.pc ; then
 275             atf_pcp=$atf_path/lib/pkgconfig
 276         elif test -f $atf_path/lib64/pkgconfig/atf-c.pc ; then
 277             atf_pcp=$atf_path/lib64/pkgconfig
 278         fi
 279     else
 280         # Not specified, try some common paths
 281         atf_dirs="/usr /usr/local /usr/pkg /opt /opt/local"
 282         for d in $atf_dirs
 283         do
 284             if test -f $d/lib/pkgconfig/atf-c.pc ; then
 285                 atf_pcp=$d/lib/pkgconfig
 286                 atf_path=$d
 287             elif test -f $d/lib64/pkgconfig/atf-c.pc ; then
 288                 atf_pcp=$d/lib64/pkgconfig
 289                 atf_path=$d
 290             fi
 291         done
 292     fi
 293
 294     if test "$atf_pcp" = "" ; then
 295         AC_MSG_ERROR([Unable to find atf files in location specified])
 296     else
 297         AC_CHECK_PROG([pkgcfg_found],[pkg-config],[pkg-config],[])
 298         if test "$pkgcfg_found" = ""; then
 299             AC_MSG_ERROR([Could not locate ATF, pkg-config not installed])
 300         fi
 301         ATF_CFLAGS="`PKG_CONFIG_PATH=$atf_pcp pkg-config --cflags atf-c` -DUNIT_TEST"
 302         ATF_LDFLAGS="`PKG_CONFIG_PATH=$atf_pcp pkg-config --libs atf-c`"
 303         if  test -f $atf_pcp/atf-sh.pc ; then
 304                 ATF_BIN="`PKG_CONFIG_PATH=$atf_pcp pkg-config --variable=exec_prefix atf-sh`/bin"
 305         else
 306                 # older versions don't have atf-sh, try usual place
 307                 ATF_BIN=$atf_path/bin
 308         fi
 309
 310         if test ! -x $ATF_BIN/atf-run  -o  ! -x $ATF_BIN/atf-report ; then
 311             AC_MSG_WARN([atf-run/atf-report not found, assuming they are in your path])
 312         fi
 313
 314         AC_SUBST(ATF_CFLAGS)
 315         AC_SUBST(ATF_LDFLAGS)
 316         AC_SUBST(ATF_BIN)
 317     fi
 318 fi
 319
 320 AM_CONDITIONAL(HAVE_ATF, test "$atf_pcp" != "")
 321 AM_COND_IF([HAVE_ATF], [AC_DEFINE([HAVE_ATF], [1], [ATF framework specified?])])
 322 AC_SUBST(DISTCHECK_ATF_CONFIGURE_FLAG)
 323
 324 ###
 325 ### Path fun.  Older versions of DHCP were installed in /usr/sbin, so we
 326 ### need to look there and potentially overwrite by default (but not if
 327 ### the user configures an alternate value).  LOCALSTATEDIR is totally
 328 ### braindead.  No one uses /usr/local/var/db/ nor /usr/local/var/run, and
 329 ### they would be insane for suggesting it.  We need to look in /var/for
 330 ### 'db' and 'state/dhcp' for db files, and /var/run for pid files by
 331 ### default.
 332 ###
 333 AC_PREFIX_PROGRAM(dhcpd)
 334
 335 # XXX - isn't there SOME WAY to default autoconf to /var instead of
 336 # /usr/local/var/no/one/has/this/please/stop/trying?
 337 case "$localstatedir" in
 338         '${prefix}/var')
 339                 localstatedir=/var
 340                 ;;
 341 esac
 342
 343 # Allow specification of alternate state files
 344 AC_ARG_WITH(srv-lease-file,
 345         AS_HELP_STRING([--with-srv-lease-file=PATH],[File for dhcpd leases
 346                         (default is LOCALSTATEDIR/db/dhcpd.leases)]),
 347         AC_DEFINE_UNQUOTED([_PATH_DHCPD_DB], ["$withval"],
 348                            [File for dhcpd leases.]))
 349
 350 AC_MSG_CHECKING([for dhcpd.leases location])
 351 if [[ "x$with_srv_lease_file" = "x" ]] ; then
 352         if [[ -d "${localstatedir}/db" ]] ; then
 353                 with_srv_lease_file="${localstatedir}/db/dhcpd.leases"
 354         elif [[ -d "${localstatedir}/state" ]] ; then
 355                 if [[ -d "${localstatedir}/state/dhcp" ]] ; then
 356                         with_srv_lease_file="${localstatedir}/state/dhcp/dhcpd.leases"
 357                 else
 358                         with_srv_lease_file="${localstatedir}/state/dhcpd.leases"
 359                 fi
 360         elif [[ -d "${localstatedir}/lib" ]] ; then
 361                 if [[ -d "${localstatedir}/lib/dhcp" ]] ; then
 362                         with_srv_lease_file="${localstatedir}/lib/dhcp/dhcpd.leases"
 363                 else
 364                         with_srv_lease_file="${localstatedir}/lib/dhcpd.leases"
 365                 fi
 366         elif [[ -d "${localstatedir}/etc" ]] ; then
 367                 with_srv_lease_file="${localstatedir}/etc/dhcpd.leases"
 368         else
 369                 with_srv_lease_file="/etc/dhcpd.leases"
 370         fi
 371 fi
 372 AC_MSG_RESULT($with_srv_lease_file)
 373
 374 AC_ARG_WITH(srv6-lease-file,
 375         AS_HELP_STRING([--with-srv6-lease-file=PATH],[File for dhcpd6 leases
 376                         (default is LOCALSTATEDIR/db/dhcpd6.leases)]),
 377         AC_DEFINE_UNQUOTED([_PATH_DHCPD6_DB], ["$withval"],
 378                            [File for dhcpd6 leases.]))
 379
 380 AC_MSG_CHECKING([for dhcpd6.leases location])
 381 if [[ "x$with_srv6_lease_file" = "x" ]] ; then
 382         if [[ -d "${localstatedir}/db" ]] ; then
 383                 with_srv6_lease_file="${localstatedir}/db/dhcpd6.leases"
 384         elif [[ -d "${localstatedir}/state" ]] ; then
 385                 if [[ -d "${localstatedir}/state/dhcp" ]] ; then
 386                         with_srv6_lease_file="${localstatedir}/state/dhcp/dhcpd6.leases"
 387                 else
 388                         with_srv6_lease_file="${localstatedir}/state/dhcpd6.leases"
 389                 fi
 390         elif [[ -d "${localstatedir}/lib" ]] ; then
 391                 if [[ -d "${localstatedir}/lib/dhcp" ]] ; then
 392                         with_srv6_lease_file="${localstatedir}/lib/dhcp/dhcpd6.leases"
 393                 else
 394                         with_srv6_lease_file="${localstatedir}/lib/dhcpd6.leases"
 395                 fi
 396         elif [[ -d "${localstatedir}/etc" ]] ; then
 397                 with_srv6_lease_file="${localstatedir}/etc/dhcpd6.leases"
 398         else
 399                 with_srv6_lease_file="/etc/dhcpd6.leases"
 400         fi
 401 fi
 402 AC_MSG_RESULT($with_srv6_lease_file)
 403
 404 AC_ARG_WITH(cli-lease-file,
 405         AS_HELP_STRING([--with-cli-lease-file=PATH],[File for dhclient leases
 406                         (default is LOCALSTATEDIR/db/dhclient.leases)]),
 407         AC_DEFINE_UNQUOTED([_PATH_DHCLIENT_DB], ["$withval"],
 408                            [File for dhclient leases.]))
 409
 410 AC_MSG_CHECKING([for dhclient.leases location])
 411 if [[ "x$with_cli_lease_file" = "x" ]] ; then
 412         if [[ -d "${localstatedir}/db" ]] ; then
 413                 with_cli_lease_file="${localstatedir}/db/dhclient.leases"
 414         elif [[ -d "${localstatedir}/state" ]] ; then
 415                 if [[ -d "${localstatedir}/state/dhcp" ]] ; then
 416                         with_cli_lease_file="${localstatedir}/state/dhcp/dhclient.leases"
 417                 else
 418                         with_cli_lease_file="${localstatedir}/state/dhclient.leases"
 419                 fi
 420         elif [[ -d "${localstatedir}/lib" ]] ; then
 421                 if [[ -d "${localstatedir}/lib/dhcp" ]] ; then
 422                         with_cli_lease_file="${localstatedir}/lib/dhcp/dhclient.leases"
 423                 else
 424                         with_cli_lease_file="${localstatedir}/lib/dhclient.leases"
 425                 fi
 426         elif [[ -d "${localstatedir}/etc" ]] ; then
 427                 with_cli_lease_file="${localstatedir}/etc/dhclient.leases"
 428         else
 429                 with_cli_lease_file="/etc/dhclient.leases"
 430         fi
 431 fi
 432 AC_MSG_RESULT($with_cli_lease_file)
 433
 434 AC_ARG_WITH(cli6-lease-file,
 435         AS_HELP_STRING([--with-cli6-lease-file=PATH],[File for dhclient6 leases
 436                         (default is LOCALSTATEDIR/db/dhclient6.leases)]),
 437         AC_DEFINE_UNQUOTED([_PATH_DHCLIENT6_DB], ["$withval"],
 438                            [File for dhclient6 leases.]))
 439
 440 AC_MSG_CHECKING([for dhclient6.leases location])
 441 if [[ "x$with_cli6_lease_file" = "x" ]] ; then
 442         if [[ -d "${localstatedir}/db" ]] ; then
 443                 with_cli6_lease_file="${localstatedir}/db/dhclient6.leases"
 444         elif [[ -d "${localstatedir}/state" ]] ; then
 445                 if [[ -d "${localstatedir}/state/dhcp" ]] ; then
 446                         with_cli6_lease_file="${localstatedir}/state/dhcp/dhclient6.leases"
 447                 else
 448                         with_cli6_lease_file="${localstatedir}/state/dhclient6.leases"
 449                 fi
 450         elif [[ -d "${localstatedir}/lib" ]] ; then
 451                 if [[ -d "${localstatedir}/lib/dhcp" ]] ; then
 452                         with_cli6_lease_file="${localstatedir}/lib/dhcp/dhclient6.leases"
 453                 else
 454                         with_cli6_lease_file="${localstatedir}/lib/dhclient6.leases"
 455                 fi
 456         elif [[ -d "${localstatedir}/etc" ]] ; then
 457                 with_cli6_lease_file="${localstatedir}/etc/dhclient6.leases"
 458         else
 459                 with_cli6_lease_file="/etc/dhclient6.leases"
 460         fi
 461 fi
 462 AC_MSG_RESULT($with_cli6_lease_file)
 463
 464 AC_ARG_WITH(srv-pid-file,
 465         AS_HELP_STRING([--with-srv-pid-file=PATH],[File for dhcpd process information
 466                         (default is LOCALSTATEDIR/run/dhcpd.pid)]),
 467         AC_DEFINE_UNQUOTED([_PATH_DHCPD_PID], ["$withval"],
 468                            [File for dhcpd process information.]))
 469 AC_ARG_WITH(srv6-pid-file,
 470         AS_HELP_STRING([--with-srv6-pid-file=PATH],[File for dhcpd6 process information
 471                         (default is LOCALSTATEDIR/run/dhcpd6.pid)]),
 472         AC_DEFINE_UNQUOTED([_PATH_DHCPD6_PID], ["$withval"],
 473                            [File for dhcpd6 process information.]))
 474 AC_ARG_WITH(cli-pid-file,
 475         AS_HELP_STRING([--with-cli-pid-file=PATH],[File for dhclient process information
 476                         (default is LOCALSTATEDIR/run/dhclient.pid)]),
 477         AC_DEFINE_UNQUOTED([_PATH_DHCLIENT_PID], ["$withval"],
 478                            [File for dhclient process information.]))
 479 AC_ARG_WITH(cli6-pid-file,
 480         AS_HELP_STRING([--with-cli6-pid-file=PATH],[File for dhclient6 process information
 481                         (default is LOCALSTATEDIR/run/dhclient6.pid)]),
 482         AC_DEFINE_UNQUOTED([_PATH_DHCLIENT6_PID], ["$withval"],
 483                            [File for dhclient6 process information.]))
 484 AC_ARG_WITH(relay-pid-file,
 485         AS_HELP_STRING([--with-relay-pid-file=PATH],[File for dhcrelay process information
 486                         (default is LOCALSTATEDIR/run/dhcrelay.pid)]),
 487         AC_DEFINE_UNQUOTED([_PATH_DHCRELAY_PID], ["$withval"],
 488                            [File for dhcrelay process information.]))
 489 AC_ARG_WITH(relay6-pid-file,
 490         AS_HELP_STRING([--with-relay6-pid-file=PATH],[File for dhcrelay6 process information
 491                         (default is LOCALSTATEDIR/run/dhcrelay6.pid)]),
 492         AC_DEFINE_UNQUOTED([_PATH_DHCRELAY6_PID], ["$withval"],
 493                            [File for dhcrelay6 process information.]))
 494
 495 # Check basic types.
 496 AC_TYPE_INT8_T
 497 AC_TYPE_INT16_T
 498 AC_TYPE_INT32_T
 499 AC_TYPE_INT64_T
 500
 501 # Some systems need the u_intX_t types defined across.
 502 AC_CHECK_TYPE([u_int8_t], [], [
 503   AC_TYPE_UINT8_T
 504   AC_DEFINE(u_int8_t, [uint8_t], [Define a type for 8-bit unsigned
 505                                   integers.])
 506 ])
 507 AC_CHECK_TYPE([u_int16_t], [], [
 508   AC_TYPE_UINT16_T
 509   AC_DEFINE(u_int16_t, [uint16_t], [Define a type for 16-bit unsigned
 510                                     integers.])
 511 ])
 512 AC_CHECK_TYPE([u_int32_t], [], [
 513   AC_TYPE_UINT32_T
 514   AC_DEFINE(u_int32_t, [uint32_t], [Define a type for 32-bit unsigned
 515                                     integers.])
 516 ])
 517 AC_CHECK_TYPE([u_int64_t], [], [
 518   AC_TYPE_UINT64_T
 519   AC_DEFINE(u_int64_t, [uint64_t], [Define a type for 64-bit unsigned
 520                                     integers.])
 521 ])
 522
 523 # see if ifaddrs.h is available
 524 AC_CHECK_HEADERS(ifaddrs.h)
 525
 526 # figure out what IPv4 interface code to use
 527 AC_CHECK_HEADERS(linux/types.h)  # needed for linux/filter.h on old systems
 528
 529 AC_CHECK_HEADER(linux/filter.h, DO_LPF=1, ,
 530 [
 531 #ifdef HAVE_LINUX_TYPES_H
 532 #include <linux/types.h>
 533 #endif
 534 ])
 535 if test -n "$DO_LPF"
 536 then
 537         AC_DEFINE([HAVE_LPF], [1],
 538                   [Define to 1 to use the Linux Packet Filter interface code.])
 539 else
 540         AC_CHECK_HEADER(sys/dlpi.h, DO_DLPI=1)
 541         if test -n "$DO_DLPI"
 542         then
 543                 AC_DEFINE([HAVE_DLPI], [1],
 544                           [Define to 1 to use DLPI interface code.])
 545         else
 546                 AC_CHECK_HEADER(net/bpf.h, DO_BPF=1)
 547                 if test -n "$DO_BPF"
 548                 then
 549                         AC_DEFINE([HAVE_BPF], [1],
 550                                    [Define to 1 to use the
 551                                    Berkeley Packet Filter interface code.])
 552                 fi
 553         fi
 554 fi
 555
 556 # SIOCGLIFCONF uses some transport structures.  Trick is not all platforms
 557 # use the same structures.  We like to use 'struct lifconf' and 'struct
 558 # lifreq', but we'll use these other structures if they're present.  HPUX
 559 # does not define 'struct lifnum', but does use SIOCGLIFNUM - they use an
 560 # int value.
 561 #
 562 AC_MSG_CHECKING([for struct lifnum])
 563 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include <sys/types.h>
 564   #include <sys/socket.h>
 565   #include <net/if.h>
 566 ]], [[ struct lifnum a;
 567 ]])],[AC_MSG_RESULT(yes)
 568          AC_DEFINE([ISC_PLATFORM_HAVELIFNUM], [1],
 569                    [Define to 1 if the system has 'struct lifnum'.])],[AC_MSG_RESULT(no)])
 570
 571 AC_MSG_CHECKING([for struct if_laddrconf])
 572 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include <sys/types.h>
 573   #include <net/if6.h>
 574 ]], [[ struct if_laddrconf a;
 575 ]])],[AC_MSG_RESULT(yes)
 576          AC_DEFINE([ISC_PLATFORM_HAVEIF_LADDRCONF], [1],
 577                    [Define to 1 if the system has 'struct if_laddrconf'.])],[AC_MSG_RESULT(no)])
 578
 579 AC_MSG_CHECKING([for struct if_laddrreq])
 580 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
 581  #include <net/if6.h>
 582 ]], [[ struct if_laddrreq a;
 583 ]])],[AC_MSG_RESULT(yes)
 584          AC_DEFINE([ISC_PLATFORM_HAVEIF_LADDRREQ], [1],
 585                    [Define to 1 if the system has 'struct if_laddrreq'.])],[AC_MSG_RESULT(no)])
 586
 587 #
 588 # check for GCC noreturn attribute
 589 #
 590 AC_MSG_CHECKING(for GCC noreturn attribute)
 591 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[void foo() __attribute__((noreturn));]])],[AC_MSG_RESULT(yes)
 592          AC_DEFINE([ISC_DHCP_NORETURN], [__attribute__((noreturn))],
 593                    [Define to the string for a noreturn attribute.])],[AC_MSG_RESULT(no)
 594          AC_DEFINE([ISC_DHCP_NORETURN], [],
 595                    [Define to the string for a noreturn attribute.])])
 596
 597 # Look for optional headers.
 598 AC_CHECK_HEADERS(sys/socket.h net/if_dl.h net/if6.h regex.h)
 599
 600 # Solaris needs some libraries for functions
 601 AC_SEARCH_LIBS(socket, [socket])
 602 AC_SEARCH_LIBS(inet_ntoa, [nsl])
 603
 604 AC_SEARCH_LIBS(inet_aton, [socket nsl], ,
 605         AC_DEFINE([NEED_INET_ATON], [1],
 606                   [Define to 1 if the inet_aton() function is missing.]))
 607
 608 # Check for a standalone regex library.
 609 AC_SEARCH_LIBS(regcomp, [regex])
 610
 611 AC_CHECK_FUNCS(strlcat)
 612
 613 # For HP/UX we need -lipv6 for if_nametoindex, perhaps others.
 614 AC_SEARCH_LIBS(if_nametoindex, [ipv6])
 615
 616 # check for /dev/random (declares HAVE_DEV_RANDOM)
 617 AC_MSG_CHECKING(for random device)
 618 AC_ARG_WITH(randomdev,
 619         AS_HELP_STRING([--with-randomdev=PATH],[Path for random device
 620                        (default is /dev/random)]),
 621         use_randomdev="$withval", use_randomdev="unspec")
 622 if test "$use_randomdev" = "unspec"; then
 623         if test "$cross_compiling" = "yes"; then
 624                 AC_MSG_RESULT(unspecified)
 625                 AC_MSG_ERROR([ need --with-randomdev=PATH or --with-randomdev=no])
 626         fi
 627         use_randomdev="/dev/random"
 628 elif test "$use_randomdev" = "yes"; then
 629         use_randomdev="/dev/random"
 630 fi
 631 if test "$use_randomdev" = "no"; then
 632         AC_MSG_RESULT(disabled)
 633         BINDCONFIG="$BINDCONFIG --with-randomdev=no"
 634 else
 635         if test "$cross_compiling" = "yes"; then
 636                 AC_MSG_RESULT($use_randomdev (unchecked))
 637         else
 638                 AC_MSG_RESULT($use_randomdev)
 639                 AC_CHECK_FILE($use_randomdev,
 640                     AC_DEFINE([HAVE_DEV_RANDOM], [1],
 641                         [Define to 1 if you have the /dev/random or other configured file.]),
 642                     AC_MSG_ERROR(cannot find $use_randomdev))
 643         fi
 644         BINDCONFIG="$BINDCONFIG --with-randomdev=$use_randomdev"
 645 fi
 646
 647 BINDIOMUX="--disable-kqueue --disable-epoll --disable-devpoll"
 648 # check kqueue/epoll/devpoll alternative to select
 649 AC_ARG_ENABLE(kqueue,
 650         AS_HELP_STRING([--enable-kqueue],[use BSD kqueue (default is no)]),
 651         want_kqueue="$enableval", want_kqueue="no")
 652 if test "$want_kqueue" = "yes"; then
 653         BINDIOMUX="--enable-kqueue"
 654         AC_MSG_WARN([--enable-kqueue is not supported: it may lead to issues such as server looping])
 655 fi
 656 AC_ARG_ENABLE(epoll,
 657         AS_HELP_STRING([--enable-epoll],[use Linux epoll (default is no)]),
 658         want_epoll="$enableval", want_epoll="no")
 659 if test "$want_epoll" = "yes"; then
 660         BINDIOMUX="--enable-epoll"
 661         AC_MSG_WARN([--enable-epoll is not supported: it may lead to issues such as server looping])
 662 fi
 663 AC_ARG_ENABLE(devpoll,
 664         AS_HELP_STRING([--enable-devpoll],[use /dev/poll (default is no)]),
 665         want_devpoll="$enableval", want_devpoll="no")
 666 if test "$want_devpoll" = "yes"; then
 667         BINDIOMUX="--enable-devpoll"
 668         AC_MSG_WARN([--enable-devpoll is not supported: it may lead to issues such as server looping])
 669 fi
 670 AC_SUBST(BINDIOMUX)
 671
 672 # general extra bind configure arguments
 673 AC_ARG_WITH(bind-extra-config,
 674         AS_HELP_STRING([--with-bind-extra-config],[configure bind librairies
 675                        with some extra options (default is none)]),
 676         use_xbindconfig="$withval", use_xbindconfig="")
 677 case "$use_xbindconfig" in
 678 yes|no|'')
 679         ;;
 680 *)
 681         BINDCONFIG="$BINDCONFIG $use_xbindconfig"
 682         AC_MSG_WARN([Most options to bind configure are not supported when used by ISC DHCP])
 683         ;;
 684 esac
 685
 686 # see if there is a "sa_len" field in our interface information structure
 687 AC_CHECK_MEMBER(struct sockaddr.sa_len,
 688         AC_DEFINE([HAVE_SA_LEN], [],
 689                   [Define to 1 if the sockaddr structure has a length field.]),
 690         ,
 691         [#include <sys/socket.h>])
 692
 693 # figure out pointer size
 694 SAVE_CFLAGS="$CFLAGS"
 695 CFLAGS="$CFLAGS -I$srcdir"
 696 AC_CHECK_SIZEOF(struct iaddr *, , [
 697 #include "includes/inet.h"
 698 #include <stdio.h>
 699 ])
 700 CFLAGS="$SAVE_CFLAGS"
 701
 702 # Solaris does not have the msg_control or msg_controlen members
 703 # in the msghdr structure unless you define:
 704 #
 705 #   _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, and __EXTENSIONS__
 706 #
 707 # See the "standards" man page for details.
 708 #
 709 # We check for the msg_control member, and if it is not found, we check
 710 # again with the appropriate defines added to the CFLAGS. (In order to
 711 # do this we have to remove the check from the cache, which is what the
 712 # "unset" is for.)
 713 AC_CHECK_MEMBER(struct msghdr.msg_control,,
 714         [CFLAGS="$CFLAGS -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 715          CFLAGS="$CFLAGS -D__EXTENSIONS__"
 716          unset ac_cv_member_struct_msghdr_msg_control
 717          AC_CHECK_MEMBER(struct msghdr.msg_control,,
 718                 [AC_MSG_ERROR([Missing msg_control member in
 719                                msg_control structure.])],
 720                 [
 721 #include <sys/types.h>
 722 #include <sys/socket.h>
 723                 ])
 724         ],
 725         [
 726 #include <sys/types.h>
 727 #include <sys/socket.h>
 728         ])
 729
 730 AC_CHECK_MEMBER(struct tpacket_auxdata.tp_vlan_tci,
 731     [AC_DEFINE([VLAN_TCI_PRESENT], [1], [tpacket_auxdata.tp_vlan_tci present])]
 732     ,, [#include <linux/if_packet.h>])
 733
 734 # bind/Makefile.in is not from automake so we need 2 variables for bind dir
 735 BINDSUBDIR=
 736 BINDDIR=
 737 BINDSRCDIR=
 738 BINDLIBIRSDIR=
 739 BINDLIBDNSDIR=
 740 BINDLIBISCCFGDIR=
 741 BINDLIBISCDIR=
 742 AC_ARG_WITH(libbind,
 743         AS_HELP_STRING([--with-libbind=PATH],[bind includes and libraries are in PATH]),
 744         use_libbind="$withval", use_libbind="no")
 745 case "$use_libbind" in
 746 yes)
 747         AC_MSG_ERROR([PATH is required in --with-libbind=PATH])
 748         ;;
 749 no)
 750         BINDSUBDIR="\${top_srcdir}/bind"
 751         my_abs_srcdir=`cd $srcdir && pwd`
 752         BINDDIR="${my_abs_srcdir}/bind"
 753         if test ! -d "$srcdir/bind"; then
 754                 AC_MSG_ERROR([Where to find or build bind includes and libraries must be specified])
 755         fi
 756         if test -d "$srcdir/bind/bind9"; then
 757                 BINDSRCDIR="${my_abs_srcdir}/bind/bind9"
 758         else
 759                 if test ! -f "$srcdir/bind/version.tmp"; then
 760                         AC_MSG_ERROR([Cannot find $srcdir/bind/version.tmp])
 761                 fi
 762                 . "$srcdir/bind/version.tmp"
 763                 bindversion=${MAJORVER}.${MINORVER}.${PATCHVER}${RELEASETYPE}${RELEASEVER}
 764                 BINDSRCDIR="${my_abs_srcdir}/bind/bind-$bindversion"
 765         fi
 766         AC_CONFIG_FILES([$srcdir/bind/Makefile])
 767
 768         BINDLIBIRSDIR="$BINDSRCDIR/lib/export/irs"
 769         BINDLIBDNSDIR="$BINDSRCDIR/lib/export/dns"
 770         BINDLIBISCCFGDIR="$BINDSRCDIR/lib/export/isccfg"
 771         BINDLIBISCDIR="$BINDSRCDIR/lib/export/isc"
 772         ;;
 773 *)
 774         if test ! -d "$use_libbind"; then
 775                 AC_MSG_ERROR([Cannot find bind directory at $use_libbind])
 776         fi
 777         if test ! -d "$use_libbind/include"; then
 778                 AC_MSG_ERROR([Cannot find bind includes at $use_libbind/include])
 779         fi
 780         if test ! -d "$use_libbind/lib"; then
 781                 AC_MSG_ERROR([Cannot find bind libraries at $use_libbind/lib])
 782         fi
 783         BINDDIR="$use_libbind"
 784         BINDLIBIRSDIR="$BINDDIR/lib"
 785         BINDLIBDNSDIR="$BINDDIR/lib"
 786         BINDLIBISCCFGDIR="$BINDDIR/lib"
 787         BINDLIBISCDIR="$BINDDIR/lib"
 788         ;;
 789 esac
 790 AC_SUBST(BINDSUBDIR)
 791 AC_SUBST(BINDDIR)
 792 AC_SUBST(BINDSRCDIR)
 793 AC_SUBST(BINDLIBIRSDIR)
 794 AC_SUBST(BINDLIBDNSDIR)
 795 AC_SUBST(BINDLIBISCCFGDIR)
 796 AC_SUBST(BINDLIBISCDIR)
 797
 798 # OpenLDAP support.
 799 AC_ARG_WITH(ldap,
 800     AS_HELP_STRING([--with-ldap],[enable OpenLDAP support in dhcpd (default is no)]),
 801     [ldap=$withval],
 802     [ldap=no])
 803
 804 # OpenLDAP with SSL support.
 805 AC_ARG_WITH(ldapcrypto,
 806     AS_HELP_STRING([--with-ldapcrypto],[enable OpenLDAP crypto support in dhcpd (default is no)]),
 807     [ldapcrypto=$withval],
 808     [ldapcrypto=no])
 809
 810 # Gssapi to allow LDAP to authenticate with a keytab
 811 AC_ARG_WITH(ldap-gssapi,
 812     AC_HELP_STRING([--with-ldap-gssapi],
 813                    [enable krb5/gssapi authentication for OpenLDAP in dhcpd (default is no)]),
 814     [ldap_gssapi=$withval],
 815     [ldap_gssapi=no])
 816
 817
 818 # LDAP CASA auth support.
 819 AC_ARG_WITH(ldapcasa,
 820     AC_HELP_STRING([--with-ldapcasa],
 821                    [enable LDAP CASA auth support in dhcpd (default is no)]),
 822     [ldapcasa=$withval],
 823     [ldapcasa=no])
 824
 825 # OpenLDAP support is disabled by default, if enabled then SSL support is an
 826 # extra optional that is also disabled by default.  Enabling LDAP SSL support
 827 # implies enabling LDAP support. Similarly, KRB5 support implies LDAP support,
 828 # but doesn't include SSL. The two are not dependant.
 829 if test x$ldap = xyes || test x$ldapcrypto = xyes || test x$ldap_gssapi = xyes; then
 830     saved_LIBS="$LIBS"
 831     LIBS=""
 832     AC_SEARCH_LIBS(ldap_initialize, [ldap], ,
 833                    AC_MSG_FAILURE([*** Cannot find ldap_initialize with -lldap - do you need to install an OpenLDAP2 Devel package?]))
 834     AC_SEARCH_LIBS(ber_pvt_opt_on, [lber], ,
 835                    AC_MSG_FAILURE([*** Cannot find ber_pvt_opt_on with -llber - do you need to install an OpenLDAP2 Devel package?]))
 836     if test x$ldap_gssapi = xyes ; then
 837     AC_SEARCH_LIBS(krb5_init_context, [krb5], ,
 838           AC_MSG_FAILURE([*** Cannot find krb5_init_context with -lkrb5 - do you need to install a Kerberos Devel package?]))
 839     fi
 840
 841     # Create LDAP_LIBS which we specify them explicitly rather than lumping them in with LIBS
 842     AC_SUBST(LDAP_LIBS, [$LIBS])
 843     LIBS="$saved_LIBS"
 844
 845
 846     AC_CHECK_HEADERS([ldap.h])
 847     AC_CHECK_FUNCS([inet_pton inet_ntop])
 848
 849
 850     LDAP_CFLAGS="-DLDAP_CONFIGURATION"
 851
 852     if test x$ldapcasa = xyes ; then
 853     AC_CHECK_HEADERS([micasa_mgmd.h],[
 854            LDAP_CFLAGS="$LDAP_CFLAGS -DLDAP_CASA_AUTH"
 855     ], AC_MSG_FAILURE([*** Cannot find micasa_mgmd.h for ldap casa auth support]))
 856     fi
 857
 858     if test x$ldapcrypto = xyes ; then
 859     LDAP_CFLAGS="$LDAP_CFLAGS -DLDAP_USE_SSL"
 860     fi
 861
 862     if test x$ldap_gssapi = xyes; then
 863     LDAP_CFLAGS="$LDAP_CFLAGS -DLDAP_USE_GSSAPI"
 864     fi
 865
 866     AC_SUBST(LDAP_CFLAGS, [$LDAP_CFLAGS])
 867 fi
 868
 869 # Append selected warning levels to CFLAGS before substitution (but after
 870 # AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],[],[]) & etc).
 871 CFLAGS="$CFLAGS $STD_CWARNINGS"
 872
 873 # Try to add the bind and dhcp include directories
 874 CFLAGS="$CFLAGS -I\$(top_srcdir)/includes -I$BINDDIR/include"
 875
 876 case "$host" in
 877 *-darwin*)
 878     CFLAGS="$CFLAGS -D__APPLE_USE_RFC_3542";;
 879 *-solaris*)
 880     # As of Solaris 11, ethernet dev files are in /dev/net
 881     AC_CHECK_FILE(/dev/net,
 882                     [AC_DEFINE([USE_DEV_NET], [1],
 883                         [Define to 1 if ethernet devices are in /dev/net])])
 884     ;;
 885 esac
 886
 887 AC_C_FLEXIBLE_ARRAY_MEMBER
 888
 889 AC_CONFIG_FILES([
 890   Makefile
 891   client/Makefile
 892   client/tests/Makefile
 893   common/Makefile
 894   common/tests/Makefile
 895   dhcpctl/Makefile
 896   includes/Makefile
 897   omapip/Makefile
 898   relay/Makefile
 899   server/Makefile
 900   tests/Makefile
 901   tests/unittest.sh
 902   server/tests/Makefile
 903   doc/devel/doxyfile
 904 ])
 905 AC_OUTPUT
 906
 907 if test "$enable_dhcpv4o6" = "yes"; then
 908         DHCP_VERSIONS="DHCPv4, DHCPv6 and DHCPv4-over-DHCPv6"
 909 elif test "$enable_dhcpv6" != "no"; then
 910         DHCP_VERSIONS="DHCPv4 and DHCPv6"
 911 else
 912         DHCP_VERSIONS="DHCPv4"
 913 fi
 914
 915 cat > config.report << END
 916
 917      ISC DHCP source configure results:
 918     -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
 919
 920 Package:
 921   Name:          $PACKAGE_NAME
 922   Version:       $PACKAGE_VERSION
 923
 924 C Compiler:      $CC
 925
 926 Flags:
 927   DEFS:          $DEFS
 928   CFLAGS:        $CFLAGS
 929
 930 DHCP versions:   $DHCP_VERSIONS
 931
 932 Features:
 933   debug:         $enable_debug
 934   failover:      $enable_failover
 935   execute:       $enable_execute
 936   binary-leases: $enable_binary_leases
 937   dhcpv6:        $enable_dhcpv6
 938   delayed-ack:   $enable_delayed_ack
 939
 940 Developer:
 941   ATF unittests : $atf_path
 942
 943 END
 944 # TODO: Add Perl system tests
 945
 946 if test "$atf_path" != "no"
 947 then
 948 echo "ATF_CFLAGS  : $ATF_CFLAGS" >> config.report
 949 echo "ATF_LDFLAGS : $ATF_LDFLAGS" >> config.report
 950 echo "ATF_BIN : $ATF_BIN" >> config.report
 951 echo
 952 fi
 953
 954 cat config.report
 955
 956 echo
 957 echo Now you can type "make" to build ISC DHCP
 958 echo