configure.ac

   1 ##
   2 ## Configure template file for Quagga.
   3 ## autoconf will generate configure script.
   4 ##
   5 ##  Copyright (c) 1996, 97, 98, 99, 2000 Kunihiro Ishiguro <kunihiro@zebra.org>
   6 ##  Portions Copyright (c) 2003 Paul Jakma <paul@dishone.st>
   7 ##
   8 AC_PREREQ(2.53)
   9
  10 AC_INIT(quagga, 0.96.4, [bug-zebra@gnu.org])
  11 AC_CONFIG_SRCDIR(lib/zebra.h)
  12 AM_INIT_AUTOMAKE()
  13 AM_CONFIG_HEADER(config.h)
  14
  15 dnl -----------------------------------
  16 dnl Get hostname and other information.
  17 dnl -----------------------------------
  18 AC_CANONICAL_HOST
  19
  20 dnl ------------
  21 dnl Check CFLAGS
  22 dnl ------------
  23 AC_ARG_WITH(cflags,
  24 [  --with-cflags           Set CFLAGS for use in compilation.])
  25 if test "x$with_cflags" != "x" ; then
  26   CFLAGS="$with_cflags" ; cflags_specified=yes ;
  27 elif test -n "$CFLAGS" ; then
  28   cflags_specified=yes ;
  29 fi
  30
  31 dnl --------
  32 dnl Check CC
  33 dnl --------
  34 AC_PROG_CC
  35
  36 dnl -----------------------------------------
  37 dnl If CLFAGS doesn\'t exist set default value
  38 dnl -----------------------------------------
  39 if test "x$cflags_specified" = "x" ; then
  40   CFLAGS="$CFLAGS -Wall"
  41 fi
  42
  43 dnl --------------
  44 dnl Check programs
  45 dnl --------------
  46 AC_PROG_CPP
  47 AC_PROG_INSTALL
  48 AC_PROG_MAKE_SET
  49 AC_CHECK_TOOL(AR, ar)
  50 AC_CHECK_TOOL(RANLIB, ranlib, :)
  51
  52 dnl ---------
  53 dnl AIX check
  54 dnl ---------
  55 AC_AIX
  56
  57 dnl ----------------------
  58 dnl Packages configuration
  59 dnl ----------------------
  60 AC_ARG_ENABLE(vtysh,
  61 [  --enable-vtysh,       Make integrated vty shell for Quagga])
  62 AC_ARG_ENABLE(ipv6,
  63 [  --disable-ipv6          turn off IPv6 related features and daemons])
  64 AC_ARG_ENABLE(zebra,
  65 [  --disable-zebra         do not build zebra daemon])
  66 AC_ARG_ENABLE(bgpd,
  67 [  --disable-bgpd          do not build bgpd])
  68 AC_ARG_ENABLE(ripd,
  69 [  --disable-ripd          do not build ripd])
  70 AC_ARG_ENABLE(ripngd,
  71 [  --disable-ripngd        do not build ripngd])
  72 AC_ARG_ENABLE(ospfd,
  73 [  --disable-ospfd         do not build ospfd])
  74 AC_ARG_ENABLE(ospf6d,
  75 [  --disable-ospf6d        do not build ospf6d])
  76 AC_ARG_ENABLE(bgp-announce,
  77 [  --disable-bgp-announce, turn off BGP route announcement])
  78 AC_ARG_ENABLE(netlink,
  79 [  --enable-netlink        force to use Linux netlink interface])
  80 AC_ARG_ENABLE(broken-aliases,
  81 [  --enable-broken-aliases enable aliases as distinct interfaces for Linux 2.2.X])
  82 AC_ARG_ENABLE(snmp,
  83 [  --enable-snmp           enable SNMP support])
  84 AC_ARG_WITH(libpam,
  85 [  --with-libpam           use libpam for PAM support in vtysh])
  86 AC_ARG_ENABLE(tcp-zebra,
  87 [  --enable-tcp-zebra      enable TCP/IP socket connection between zebra and protocol daemon])
  88 dnl Temporary option until OSPF NSSA implementation complete
  89 AC_ARG_ENABLE(nssa,
  90 [  --enable-nssa           enable OSPF NSSA option])
  91 AC_ARG_ENABLE(opaque-lsa,
  92 [  --enable-opaque-lsa     enable OSPF Opaque-LSA with OSPFAPI support (RFC2370)])
  93 AC_ARG_ENABLE(ospfapi,
  94 [  --disable-ospfapi       do not build OSPFAPI to access the OSPF LSA Database,
  95                           (this is the default if --enable-opaque-lsa is not set)])
  96 AC_ARG_ENABLE(ospfclient,
  97 [  --disable-ospfclient    do not build OSPFAPI client for OSPFAPI,
  98                           (this is the default if --disable-ospfapi is set)])
  99 AC_ARG_ENABLE(ospf-te,
 100 [  --enable-ospf-te        enable Traffic Engineering Extension to OSPF])
 101 AC_ARG_ENABLE(multipath,
 102 [  --enable-multipath=ARG  enable multipath function, ARG must be digit])
 103 AC_ARG_ENABLE(quagga_user,
 104 [  --enable-user=ARG       user to run Quagga suite as (default quagga)])
 105 AC_ARG_ENABLE(quagga_group,
 106 [  --enable-group=ARG      group to run Quagga suite as (default quagga)])
 107 AC_ARG_ENABLE(vty_group,
 108 [  --enable-vty-group=ARG      set vty sockets to have specified group as owner])
 109
 110 AC_ARG_ENABLE(rtadv,
 111 [  --enable-rtadv         enable IPV6 router advertisement feature])
 112
 113 if test "${enable_broken_aliases}" = "yes"; then
 114   if test "${enable_netlink}" = "yes"
 115   then
 116     echo "Sorry, you can't use netlink with broken aliases"
 117     exit 1
 118   fi
 119   AC_DEFINE(HAVE_BROKEN_ALIASES,,Broken Alias)
 120   enable_netlink=no
 121 fi
 122
 123 if test "${enable_tcp_zebra}" = "yes"; then
 124   AC_DEFINE(HAVE_TCP_ZEBRA,,Use TCP for zebra communication)
 125 fi
 126
 127 if test "${enable_nssa}" = "yes"; then
 128   AC_DEFINE(HAVE_NSSA,,OSPF NSSA)
 129 fi
 130
 131 if test "${enable_opaque_lsa}" = "yes"; then
 132   AC_DEFINE(HAVE_OPAQUE_LSA,,OSPF Opaque LSA)
 133 fi
 134
 135 if test "${enable_ospf_te}" = "yes"; then
 136   AC_DEFINE(HAVE_OPAQUE_LSA,,OSPF Opaque LSA)
 137   AC_DEFINE(HAVE_OSPF_TE,,OSPF TE)
 138 fi
 139
 140 AC_MSG_CHECKING(Should zebra's RTADV be used)
 141 if test "${enable_rtadv}" = "yes"; then
 142   AC_MSG_RESULT(yes)
 143   AC_DEFINE(HAVE_RTADV,,Enable zebra IPv6 Routing Advertisements)
 144 else
 145   AC_MSG_RESULT(no)
 146 fi
 147
 148 if test "${enable_user}" = "yes" || test x"${enable_user}" = x""; then
 149   enable_user="quagga"
 150 elif test "${enable_user}" = "no"; then
 151   enable_user="root"
 152 fi
 153 AC_DEFINE_UNQUOTED(QUAGGA_USER, "${enable_user}", Quagga User)
 154
 155 if test "${enable_group}" = "yes" || test x"${enable_group}" = x""; then
 156   enable_group="quagga"
 157 elif test "${enable_group}" = "no"; then
 158   enable_group="root"
 159 fi
 160 AC_DEFINE_UNQUOTED(QUAGGA_GROUP, "${enable_group}", Quagga Group)
 161
 162 if test x"${enable_vty_group}" = x"yes" ; then
 163   AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
 164 elif test x"${enable_vty_group}" != x""; then
 165   if test x"${enable_vty_group}" != x"no"; then
 166     AC_DEFINE_UNQUOTED(VTY_GROUP, "${enable_vty_group}", VTY Sockets Group)
 167   fi
 168 fi
 169
 170 changequote(, )dnl
 171
 172 MULTIPATH_NUM=1
 173
 174 case "${enable_multipath}" in
 175   [0-9]|[1-9][0-9])
 176     MULTIPATH_NUM="${enable_multipath}"
 177     ;;
 178   "")
 179     ;;
 180   *)
 181     echo "Please specify digit to --enable-multipath ARG."
 182     exit 1
 183     ;;
 184 esac
 185
 186 changequote([, ])dnl
 187
 188 AC_SUBST(MULTIPATH_NUM)
 189
 190 dnl -------------------
 191 dnl Check header files.
 192 dnl -------------------
 193 AC_HEADER_STDC
 194 AC_CHECK_HEADERS([string.h stropts.h sys/conf.h sys/ksym.h sys/time.h \
 195                  sys/times.h sys/select.h sys/sysctl.h sys/sockio.h \
 196                  sys/types.h linux/version.h kvm.h netdb.h asm/types.h \
 197                  libutil.h limits.h])
 198
 199 AC_CHECK_HEADERS([sys/socket.h netinet/in.h net/if_dl.h \
 200                  net/netopt.h inet/nd.h net/route.h net/if.h \
 201                  net/if_var.h netinet/in_var.h])
 202
 203 if test "x${enable_ipv6}" = "xyes"; then
 204 AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h netinet/icmp6.h \
 205                  netinet6/in6_var.h netinet6/nd6.h])
 206 fi
 207 dnl if enable_ipv6
 208
 209 dnl check some types
 210 AC_C_CONST
 211 dnl AC_TYPE_PID_T
 212 AC_TYPE_SIGNAL
 213
 214 dnl Some systems (Solaris 2.x) require libnsl (Network Services Library)
 215 case "$host" in
 216   *-sunos5.6* | *-solaris2.6*)
 217       opsys=sol2-6
 218       AC_DEFINE(SUNOS_5,,SunOS 5)
 219       AC_CHECK_LIB(xnet, main)
 220       CURSES=-lcurses
 221   ;;
 222   *-sunos5* | *-solaris2*)
 223       AC_DEFINE(SUNOS_5,,SunOS 5)
 224       AC_CHECK_LIB(socket, main)
 225       AC_CHECK_LIB(nsl, main)
 226       CURSES=-lcurses
 227   ;;
 228   *-linux-*)
 229       opsys=gnu-linux
 230       AC_DEFINE(GNU_LINUX,,GNU Linux)
 231   ;;
 232   *-nec-sysv4*)
 233       AC_CHECK_LIB(nsl, gethostbyname)
 234       AC_CHECK_LIB(socket, socket)
 235   ;;
 236   *-freebsd3.2)
 237       AC_DEFINE(FREEBSD_32,,FreeBSD 3.2)
 238   ;;
 239   *-openbsd*)
 240       opsys=openbsd
 241       AC_DEFINE(OPEN_BSD,,OpenBSD)
 242   ;;
 243   *-bsdi*)
 244       opsys=bsdi
 245       OTHER_METHOD="mtu_kvm.o"
 246       AC_CHECK_LIB(kvm, main)
 247   ;;
 248   *-irix65)
 249       opsys=irix
 250       AC_DEFINE(IRIX_65,,IRIX 6.5)
 251   ;;
 252 esac
 253
 254 dnl ---------------------
 255 dnl Integrated VTY option
 256 dnl ---------------------
 257 case "${enable_vtysh}" in
 258   "yes") VTYSH="vtysh";
 259          AC_DEFINE(VTYSH,,VTY shell)
 260          AC_CHECK_LIB(tinfo, tputs, , AC_CHECK_LIB(ncurses, tputs))
 261          AC_CHECK_LIB(readline, main)
 262          if test $ac_cv_lib_readline_main = no; then
 263            AC_MSG_ERROR([vtysh needs libreadline but was not found on your system.])
 264          fi
 265          AC_CHECK_HEADER(readline/history.h)
 266          if test $ac_cv_header_readline_history_h = no;then
 267            AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
 268          fi
 269          AC_CHECK_LIB(readline, rl_completion_matches)
 270          if test $ac_cv_lib_readline_rl_completion_matches = no; then
 271            AC_DEFINE(rl_completion_matches,completion_matches,Old readline)
 272          fi
 273          ;;
 274   "no" ) VTYSH="";;
 275   *    ) ;;
 276 esac
 277
 278 dnl ----------
 279 dnl PAM module
 280 dnl ----------
 281 if test "$with_libpam" = "yes"; then
 282   AC_CHECK_HEADER(security/pam_misc.h)
 283   if test "$ac_cv_header_security_pam_misc_h" = yes; then
 284     AC_DEFINE(HAVE_PAM_MISC_H,,Have pam_misc.h)
 285     AC_DEFINE(PAM_CONV_FUNC,misc_conv,Have misc_conv)
 286     pam_conv_func="misc_conv"
 287   fi
 288   AC_CHECK_HEADER(security/openpam.h)
 289   if test "$ac_cv_header_security_openpam_h" = yes; then
 290     AC_DEFINE(HAVE_OPENPAM_H,,Have openpam.h)
 291     AC_DEFINE(PAM_CONV_FUNC,openpam_ttyconv,Have openpam_ttyconv)
 292     pam_conv_func="openpam_ttyconv"
 293   fi
 294   if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
 295     AC_MSG_WARN([*** pam support will not be built ***])
 296     with_libpam="no"
 297   fi
 298 fi
 299
 300 if test "$with_libpam" = "yes"; then
 301 dnl took this test from proftpd's configure.in and suited to our needs
 302 dnl -------------------------------------------------------------------------
 303 dnl
 304 dnl This next check looks funky due to a linker problem with some versions
 305 dnl of the PAM library.  Prior to 0.72 release, the Linux PAM shared library
 306 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
 307 dnl with RedHat 6.2 and Debian 2.2 or better.
 308 AC_CHECK_LIB(pam, pam_start,
 309   [AC_CHECK_LIB(pam, $pam_conv_func,
 310     [AC_DEFINE(USE_PAM,,Use PAM for authentication)
 311      LIBPAM="-lpam"],
 312     [AC_DEFINE(USE_PAM,,Use PAM for authentication)
 313      LIBPAM="-lpam -lpam_misc"]
 314     )
 315   ],
 316
 317   [AC_CHECK_LIB(pam, pam_end,
 318     [AC_CHECK_LIB(pam, $pam_conv_func,
 319       [AC_DEFINE(USE_PAM,,Use PAM for authentication)
 320        LIBPAM="-lpam -ldl"],
 321       [AC_DEFINE(USE_PAM,,Use PAM for authentication)
 322        LIBPAM="-lpam -ldl -lpam_misc"]
 323      )
 324   ],AC_MSG_WARN([*** pam support will not be built ***]),
 325   [-ldl])
 326   ]
 327 )
 328 fi
 329 AC_SUBST(LIBPAM)
 330
 331 dnl -------------------------------
 332 dnl Endian-ness check
 333 dnl -------------------------------
 334 AC_WORDS_BIGENDIAN
 335
 336 dnl -------------------------------
 337 dnl check the size in byte of the C
 338 dnl -------------------------------
 339 dnl AC_CHECK_SIZEOF(char)
 340 dnl AC_CHECK_SIZEOF(int)
 341 dnl AC_CHECK_SIZEOF(short)
 342 dnl AC_CHECK_SIZEOF(long)
 343
 344 dnl ----------------------------
 345 dnl check existance of functions
 346 dnl ----------------------------
 347 AC_CHECK_FUNCS(bcopy bzero strerror inet_aton daemon snprintf vsnprintf strlcat strlcpy if_nametoindex if_indextoname getifaddrs)
 348 AC_CHECK_FUNCS(setproctitle, ,
 349   [AC_CHECK_LIB(util, setproctitle,
 350      [LIBS="$LIBS -lutil"
 351       AC_DEFINE(HAVE_SETPROCTITLE,, Have setproctitle)
 352      ]
 353    )
 354   ]
 355 )
 356
 357 dnl ------------------------------------
 358 dnl Determine routing get and set method
 359 dnl ------------------------------------
 360 AC_MSG_CHECKING(zebra between kernel interface method)
 361 if test x"$opsys" = x"gnu-linux"; then
 362   if test "${enable_netlink}" = "yes";then
 363     AC_MSG_RESULT(netlink)
 364     RT_METHOD=rt_netlink.o
 365     AC_DEFINE(HAVE_NETLINK,,netlink)
 366     netlink=yes
 367   elif test "${enable_netlink}" = "no"; then
 368     AC_MSG_RESULT(ioctl)
 369     RT_METHOD=rt_ioctl.o
 370     netlink=no
 371   else
 372     AC_MSG_RESULT(netlink)
 373     RT_METHOD=rt_netlink.o
 374     AC_DEFINE(HAVE_NETLINK,,netlink)
 375     netlink=yes
 376   fi
 377 else
 378   if test "$opsys" = "sol2-6";then
 379     AC_MSG_RESULT(solaris)
 380     KERNEL_METHOD="kernel_socket.o"
 381     RT_METHOD="rt_socket.o"
 382   else
 383     AC_TRY_RUN([#include <errno.h>
 384 #include <sys/types.h>
 385 #include <sys/socket.h>
 386
 387 main ()
 388 {
 389   int ac_sock;
 390
 391   ac_sock = socket (AF_ROUTE, SOCK_RAW, 0);
 392   if (ac_sock < 0 && errno == EINVAL)
 393     exit (1);
 394   exit (0);
 395 }],
 396   [KERNEL_METHOD=kernel_socket.o
 397    RT_METHOD=rt_socket.o
 398    AC_MSG_RESULT(socket)],
 399   [RT_METHOD=rt_ioctl.o
 400    AC_MSG_RESULT(ioctl)],
 401   [KERNEL_METHOD=kernel_socket.o
 402    RT_METHOD=rt_socket.o
 403    AC_MSG_RESULT(socket)])
 404   fi
 405 fi
 406 AC_SUBST(RT_METHOD)
 407 AC_SUBST(KERNEL_METHOD)
 408 AC_SUBST(OTHER_METHOD)
 409
 410 dnl ------------------------------
 411 dnl check kernel route read method
 412 dnl ------------------------------
 413 AC_CACHE_CHECK(route read method check, zebra_rtread,
 414 [if test "$netlink" = yes; then
 415   RTREAD_METHOD="rtread_netlink.o"
 416   zebra_rtread="netlink"
 417 else
 418 for zebra_rtread in /proc/net/route /dev/ip /dev/null;
 419 do
 420   test x`ls $zebra_rtread 2>/dev/null` = x"$zebra_rtread" && break
 421 done
 422 case $zebra_rtread in
 423   "/proc/net/route") RTREAD_METHOD="rtread_proc.o"
 424                      zebra_rtread="proc";;
 425   "/dev/ip")
 426                      case "$host" in
 427                        *-freebsd*)    RTREAD_METHOD=rtread_sysctl.o
 428                                       zebra_rtread="sysctl";;
 429                        *)             RTREAD_METHOD="rtread_getmsg.o"
 430                                       zebra_rtread="getmsg";;
 431                      esac;;
 432   *)                 RTREAD_METHOD="rtread_sysctl.o"
 433                      zebra_rtread="sysctl";;
 434 esac
 435 fi])
 436 AC_SUBST(RTREAD_METHOD)
 437
 438 dnl -----------------------------
 439 dnl check interface lookup method
 440 dnl -----------------------------
 441 AC_MSG_CHECKING(interface looking up method)
 442 if test "$netlink" = yes; then
 443   AC_MSG_RESULT(netlink)
 444   IF_METHOD=if_netlink.o
 445 else
 446   if test "$opsys" = "sol2-6";then
 447     AC_MSG_RESULT(solaris)
 448     IF_METHOD=if_ioctl.o
 449   elif test "$opsys" = "openbsd";then
 450     AC_MSG_RESULT(openbsd)
 451     IF_METHOD=if_ioctl.o
 452   elif grep NET_RT_IFLIST /usr/include/sys/socket.h >/dev/null 2>&1; then
 453     AC_MSG_RESULT(sysctl)
 454     IF_METHOD=if_sysctl.o
 455     AC_DEFINE(HAVE_NET_RT_IFLIST,,NET_RT_IFLIST)
 456   else
 457     AC_MSG_RESULT(ioctl)
 458     IF_METHOD=if_ioctl.o
 459   fi
 460 fi
 461 AC_SUBST(IF_METHOD)
 462
 463 dnl -----------------------
 464 dnl check proc file system.
 465 dnl -----------------------
 466 if test -r /proc/net/dev; then
 467   AC_DEFINE(HAVE_PROC_NET_DEV,,/proc/net/dev)
 468   IF_PROC=if_proc.o
 469 fi
 470
 471 if test -r /proc/net/if_inet6; then
 472   AC_DEFINE(HAVE_PROC_NET_IF_INET6,,/proc/net/if_inet6)
 473   IF_PROC=if_proc.o
 474 fi
 475 AC_SUBST(IF_PROC)
 476
 477 dnl -----------------------------
 478 dnl check ipforward detect method
 479 dnl -----------------------------
 480 AC_CACHE_CHECK(ipforward method check, zebra_ipforward_path,
 481 [for zebra_ipforward_path in /proc/net/snmp /dev/ip /dev/null;
 482 do
 483   test x`ls $zebra_ipforward_path 2>/dev/null` = x"$zebra_ipforward_path" && break
 484 done
 485 case $zebra_ipforward_path in
 486   "/proc/net/snmp")  IPFORWARD=ipforward_proc.o
 487                      zebra_ipforward_path="proc";;
 488   "/dev/ip")
 489                      case "$host" in
 490                        *-nec-sysv4*)  IPFORWARD=ipforward_ews.o
 491                                       zebra_ipforward_path="ews";;
 492                        *-freebsd*)    IPFORWARD=ipforward_sysctl.o
 493                                       zebra_ipforward_path="sysctl";;
 494                        *)             IPFORWARD=ipforward_solaris.o
 495                                       zebra_ipforward_path="solaris";;
 496                      esac;;
 497   *)                 IPFORWARD=ipforward_sysctl.o
 498                      zebra_ipforward_path="sysctl";;
 499 esac])
 500 AC_SUBST(IPFORWARD)
 501
 502 AC_CHECK_FUNCS(getaddrinfo, [have_getaddrinfo=yes], [have_getaddrinfo=no])
 503
 504 dnl ----------
 505 dnl IPv6 check
 506 dnl ----------
 507 AC_MSG_CHECKING(whether does this OS have IPv6 stack)
 508 if test "${enable_ipv6}" = "no"; then
 509   AC_MSG_RESULT(disabled)
 510 else
 511 dnl ----------
 512 dnl INRIA IPv6
 513 dnl ----------
 514   if grep IPV6_INRIA_VERSION /usr/include/netinet/in.h >/dev/null 2>&1; then
 515     zebra_cv_ipv6=yes
 516     AC_DEFINE(HAVE_IPV6,1,INRIA IPv6)
 517     AC_DEFINE(INRIA_IPV6,1,INRIA IPv6)
 518     RIPNGD="ripngd"
 519     OSPF6D="ospf6d"
 520     LIB_IPV6=""
 521     AC_MSG_RESULT(INRIA IPv6)
 522 dnl ---------
 523 dnl KAME IPv6
 524 dnl ---------
 525   elif grep WIDE /usr/include/netinet6/in6.h >/dev/null 2>&1; then
 526     zebra_cv_ipv6=yes
 527     AC_DEFINE(HAVE_IPV6,1,KAME IPv6)
 528     AC_DEFINE(KAME,1,KAME IPv6)
 529     RIPNGD="ripngd"
 530     OSPF6D="ospf6d"
 531     if test -d /usr/local/v6/lib -a -f /usr/local/v6/lib/libinet6.a; then
 532       LIB_IPV6="-L/usr/local/v6/lib -linet6"
 533     fi
 534     AC_MSG_RESULT(KAME)
 535 dnl -------------------------
 536 dnl MUSICA IPv6
 537 dnl  default host check
 538 dnl  It is not used by Kheops
 539 dnl -------------------------
 540   elif grep MUSICA /usr/include6/netinet6/in6.h >/dev/null 2>&1; then
 541     zebra_cv_ipv6=yes
 542     AC_DEFINE(HAVE_IPV6,1,Musicia IPv6)
 543     AC_DEFINE(MUSICA,1,Musica IPv6 stack)
 544     AC_DEFINE(KAME,1,KAME IPv6 stack)
 545     RIPNGD="ripngd"
 546     OSPF6D="ospf6d"
 547     if test -d /usr/local/v6/lib -a -f /usr/local/v6/lib/libinet6.a; then
 548       LIB_IPV6="-L/usr/local/v6/lib -linet6"
 549     fi
 550     AC_MSG_RESULT(MUSICA)
 551 dnl ---------
 552 dnl NRL check
 553 dnl ---------
 554   elif grep NRL /usr/include/netinet6/in6.h >/dev/null 2>&1; then
 555     zebra_cv_ipv6=yes
 556     AC_DEFINE(HAVE_IPV6,1,NRL IPv6)
 557     AC_DEFINE(NRL,1,NRL)
 558     RIPNGD="ripngd"
 559     OSPF6D="ospf6d"
 560     if test x"$opsys" = x"bsdi";then
 561       AC_DEFINE(BSDI_NRL,,BSDI)
 562       AC_MSG_RESULT(BSDI_NRL)
 563     else
 564       AC_MSG_RESULT(NRL)
 565     fi
 566 dnl ----------
 567 dnl Linux IPv6
 568 dnl ----------
 569   elif test "${enable_ipv6}" = "yes"; then
 570     AC_EGREP_CPP(yes, [
 571       #include <linux/version.h>
 572       /* 2.1.128 or later */
 573       #if LINUX_VERSION_CODE >= 0x020180
 574       yes
 575       #endif],
 576       [zebra_cv_ipv6=yes
 577        zebra_cv_linux_ipv6=yes
 578        AC_MSG_RESULT(Linux IPv6)])
 579   else
 580     if test x`ls /proc/net/ipv6_route 2>/dev/null` = x"/proc/net/ipv6_route"
 581      then
 582       zebra_cv_ipv6=yes
 583       zebra_cv_linux_ipv6=yes
 584       AC_MSG_RESULT(Linux IPv6)
 585     fi
 586   fi
 587
 588   if test "$zebra_cv_linux_ipv6" = "yes";then
 589     AC_MSG_CHECKING(for GNU libc >= 2.1)
 590     AC_DEFINE(HAVE_IPV6,1,Linux IPv6)
 591     AC_EGREP_CPP(yes, [
 592 #include <features.h>
 593 #if __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
 594   yes
 595 #endif],
 596       [glibc=yes
 597        AC_DEFINE(LINUX_IPV6,1,Linux IPv6 stack)
 598        AC_MSG_RESULT(yes)],
 599       AC_MSG_RESULT(no)
 600     )
 601     RIPNGD="ripngd"
 602     OSPF6D="ospf6d"
 603     if test "$glibc" != "yes"; then
 604       INCLUDES="-I/usr/inet6/include"
 605       if test x`ls /usr/inet6/lib/libinet6.a 2>/dev/null` != x;then
 606          LIB_IPV6="-L/usr/inet6/lib -linet6"
 607       fi
 608     fi
 609   fi
 610
 611 dnl -----------------------
 612 dnl Set IPv6 related values
 613 dnl -----------------------
 614   LIBS="$LIB_IPV6 $LIBS"
 615   AC_SUBST(LIB_IPV6)
 616
 617   if test x"$RIPNGD" = x""; then
 618     AC_MSG_RESULT(IPv4 only)
 619   fi
 620 fi
 621
 622 dnl --------------------
 623 dnl Daemon disable check
 624 dnl --------------------
 625 if test "${enable_zebra}" = "no";then
 626   ZEBRA=""
 627 else
 628   ZEBRA="zebra"
 629 fi
 630
 631 if test "${enable_bgpd}" = "no";then
 632   BGPD=""
 633 else
 634   BGPD="bgpd"
 635 fi
 636
 637 if test "${enable_ripd}" = "no";then
 638   RIPD=""
 639 else
 640   RIPD="ripd"
 641 fi
 642
 643 if test "${enable_ospfd}" = "no";then
 644   OSPFD=""
 645 else
 646   OSPFD="ospfd"
 647 fi
 648
 649 OSPFCLIENT=""
 650 if test "${enable_opaque_lsa}" = "yes"; then
 651   if test "${enable_ospfapi}" != "no";then
 652     AC_DEFINE(SUPPORT_OSPF_API,,OSPFAPI)
 653
 654     if test "${enable_ospfclient}" != "no";then
 655       OSPFCLIENT="ospfclient"
 656     fi
 657   fi
 658
 659 fi
 660
 661 case "${enable_ripngd}" in
 662   "yes") RIPNGD="ripngd";;
 663   "no" ) RIPNGD="";;
 664   *    ) ;;
 665 esac
 666
 667 case "${enable_ospf6d}" in
 668   "yes") OSPF6D="ospf6d";;
 669   "no" ) OSPF6D="";;
 670   *    ) ;;
 671 esac
 672
 673 if test "${enable_bgp_announce}" = "no";then
 674   AC_DEFINE(DISABLE_BGP_ANNOUNCE,,Disable BGP installation to zebra)
 675 fi
 676
 677 AC_SUBST(ZEBRA)
 678 AC_SUBST(BGPD)
 679 AC_SUBST(RIPD)
 680 AC_SUBST(RIPNGD)
 681 AC_SUBST(OSPFD)
 682 AC_SUBST(OSPF6D)
 683 AC_SUBST(VTYSH)
 684 AC_SUBST(INCLUDES)
 685 AC_SUBST(CURSES)
 686 AC_SUBST(OSPFCLIENT)
 687 AC_SUBST(OSPFAPI)
 688 AC_CHECK_LIB(c, inet_ntop, [AC_DEFINE(HAVE_INET_NTOP,,inet_ntop)])
 689 AC_CHECK_LIB(c, inet_pton, [AC_DEFINE(HAVE_INET_PTON,,inet_pton)])
 690 AC_CHECK_LIB(crypt, crypt)
 691 AC_CHECK_LIB(resolv, res_init)
 692 AC_CHECK_LIB(m, main)
 693
 694 dnl ---------------------------------------------------
 695 dnl BSD/OS 4.1 define inet_XtoY function as __inet_XtoY
 696 dnl ---------------------------------------------------
 697 AC_CHECK_FUNC(__inet_ntop, AC_DEFINE(HAVE_INET_NTOP,,__inet_ntop))
 698 AC_CHECK_FUNC(__inet_pton, AC_DEFINE(HAVE_INET_PTON,,__inet_pton))
 699 AC_CHECK_FUNC(__inet_aton, AC_DEFINE(HAVE_INET_ATON,,__inet_aton))
 700
 701 dnl ---------------------------
 702 dnl check system has GNU regexp
 703 dnl ---------------------------
 704 dnl AC_MSG_CHECKING(whether system has GNU regex)
 705 AC_CHECK_LIB(c, regexec,
 706 [AC_DEFINE(HAVE_GNU_REGEX,,GNU regexp library)
 707  LIB_REGEX=""],
 708 [LIB_REGEX="regex.o"])
 709 AC_SUBST(LIB_REGEX)
 710
 711 dnl ------------------
 712 dnl check SNMP library
 713 dnl ------------------
 714 if test "${enable_snmp}" = "yes";then
 715 dnl  AC_CHECK_LIB(snmp, asn_parse_int, HAVE_SNMP=yes)
 716   if test "${HAVE_SNMP}" = ""; then
 717     old_libs="${LIBS}"
 718     LIBS="-L/usr/lib"
 719     unset ac_cv_lib_snmp_asn_parse_int
 720     AC_CHECK_LIB(crypto, main, NEED_CRYPTO=yes, )
 721     if test "${NEED_CRYPTO}" = ""; then
 722       AC_CHECK_LIB(netsnmp, asn_parse_int, [HAVE_NETSNMP=yes; HAVE_SNMP=yes ])
 723     else
 724       AC_CHECK_LIB(netsnmp, asn_parse_int, [HAVE_NETSNMP=yes; HAVE_SNMP=yes; NEED_CRYPTO=yes;LIBS="$LIBS -lcrypto" ],,"-lcrypto")
 725     fi
 726     LIBS="${old_libs}"
 727   fi
 728   if test "${HAVE_SNMP}" = ""; then
 729     old_libs="${LIBS}"
 730     LIBS="-L/usr/lib"
 731     unset ac_cv_lib_snmp_asn_parse_int
 732     AC_CHECK_LIB(snmp, asn_parse_int, HAVE_SNMP=yes, )
 733     if test "${HAVE_SNMP}" = ""; then
 734       unset ac_cv_lib_snmp_asn_parse_int
 735       AC_CHECK_LIB(crypto, main, NEED_CRYPTO=yes, )
 736       if test "${NEED_CRYPTO}" = "yes"; then
 737         AC_CHECK_LIB(snmp, asn_parse_int, [HAVE_SNMP=yes; NEED_CRYPTO=yes; LIBS="$LIBS -lcrypto" ],,"-lcrypto")
 738       fi
 739     fi
 740     LIBS="${old_libs}"
 741   fi
 742
 743   if test "${HAVE_SNMP}" = ""; then
 744     old_libs="${LIBS}"
 745     LIBS="-L/usr/local/lib"
 746     unset ac_cv_lib_snmp_asn_parse_int
 747     AC_CHECK_LIB(snmp, asn_parse_int, HAVE_SNMP=yes)
 748     if test "${HAVE_SNMP}" = ""; then
 749       unset ac_cv_lib_snmp_asn_parse_int
 750       AC_CHECK_LIB(crypto, main, NEED_CRYPTO=yes, )
 751       if test "${NEED_CRYPTO}" = "yes"; then
 752         AC_CHECK_LIB(snmp, asn_parse_int, [HAVE_SNMP=yes; NEED_CRYPTO=yes; LIBS="$LIBS -lcrypto" ],,"-lcrypto")
 753       fi
 754     fi
 755     LIBS="${old_libs}"
 756   fi
 757
 758   if test "${HAVE_SNMP}" = "yes"; then
 759     for ac_snmp in /usr/include/net-snmp/library/asn1.h /usr/include/ucd-snmp/asn1.h /usr/local/include/ucd-snmp/asn1.h /dev/null
 760     do
 761       test -f "${ac_snmp}" && break
 762     done
 763
 764     case ${ac_snmp} in
 765       /usr/include/net-snmp/*)
 766                   AC_DEFINE(HAVE_SNMP,,SNMP)
 767                   AC_DEFINE(HAVE_NETSNMP,,SNMP)
 768                   AC_DEFINE(UCD_COMPATIBLE,,SNMP)
 769                   CFLAGS="${CFLAGS} -I/usr/include/net-snmp -I/usr/include/net-snmp/library"
 770                   if test "${HAVE_NETSNMP}" = "yes"; then
 771                         LIBS="${LIBS} -lnetsnmp"
 772                   else
 773                         LIBS="${LIBS} -lsnmp"
 774                   fi
 775                   ;;
 776       /usr/include/ucd-snmp/*)
 777                   AC_DEFINE(HAVE_SNMP,,SNMP)
 778                   CFLAGS="${CFLAGS} -I/usr/include/ucd-snmp"
 779                   LIBS="${LIBS} -lsnmp"
 780                   ;;
 781       /usr/local/include/ucd-snmp/*)
 782                   AC_DEFINE(HAVE_SNMP,,SNMP)
 783                   CFLAGS="${CFLAGS} -I/usr/local/include/ucd-snmp"
 784                   LIBS="${LIBS} -L/usr/local/lib -lsnmp"
 785                   ;;
 786     esac
 787     if test "${NEED_CRYPTO}" = "yes"; then
 788       LIBS="${LIBS} -lcrypto"
 789     fi
 790   fi
 791 fi
 792
 793 dnl ----------------------------
 794 dnl check sa_len of sockaddr
 795 dnl ----------------------------
 796 AC_MSG_CHECKING(whether struct sockaddr has a sa_len field)
 797 AC_TRY_COMPILE([#include <sys/types.h>
 798 #include <sys/socket.h>
 799 ],[static struct sockaddr ac_i;int ac_j = sizeof (ac_i.sa_len);],
 800 [AC_MSG_RESULT(yes)
 801  AC_DEFINE(HAVE_SA_LEN,,sa_len)],
 802  AC_MSG_RESULT(no))
 803
 804 dnl ----------------------------
 805 dnl check sin_len of sockaddr_in
 806 dnl ----------------------------
 807 AC_MSG_CHECKING(whether struct sockaddr_in has a sin_len field)
 808 AC_TRY_COMPILE([#include <sys/types.h>
 809 #include <netinet/in.h>
 810 ],[static struct sockaddr_in ac_i;int ac_j = sizeof (ac_i.sin_len);],
 811 [AC_MSG_RESULT(yes)
 812  AC_DEFINE(HAVE_SIN_LEN,,sin_len)],
 813  AC_MSG_RESULT(no))
 814
 815 dnl ----------------------------
 816 dnl check sun_len of sockaddr_un
 817 dnl ----------------------------
 818 AC_MSG_CHECKING(whether struct sockaddr_un has a sun_len field)
 819 AC_TRY_COMPILE([#include <sys/types.h>
 820 #include <sys/un.h>
 821 ],[static struct sockaddr_un ac_i;int ac_j = sizeof (ac_i.sun_len);],
 822 [AC_MSG_RESULT(yes)
 823  AC_DEFINE(HAVE_SUN_LEN,,sun_len)],
 824  AC_MSG_RESULT(no))
 825
 826 dnl -----------------------------------
 827 dnl check sin6_scope_id of sockaddr_in6
 828 dnl -----------------------------------
 829 if test "$zebra_cv_ipv6" = yes; then
 830   AC_MSG_CHECKING(whether struct sockaddr_in6 has a sin6_scope_id field)
 831   AC_TRY_COMPILE([#include <sys/types.h>
 832 #include <netinet/in.h>
 833 ],[static struct sockaddr_in6 ac_i;int ac_j = sizeof (ac_i.sin6_scope_id);],
 834 [AC_MSG_RESULT(yes)
 835  AC_DEFINE(HAVE_SIN6_SCOPE_ID,,scope id)],
 836  AC_MSG_RESULT(no))
 837 fi
 838
 839 dnl ----------------------------
 840 dnl check socklen_t exist or not
 841 dnl ----------------------------
 842 AC_MSG_CHECKING(whther socklen_t is defined)
 843 AC_TRY_COMPILE([#include <sys/types.h>
 844 #include <sys/socket.h>
 845 #include <netinet/in.h>
 846 ],[socklen_t ac_x;],
 847 [AC_MSG_RESULT(yes)
 848  AC_DEFINE(HAVE_SOCKLEN_T,,socklen_t)],
 849  AC_MSG_RESULT(no))
 850
 851 dnl ------------------------
 852 dnl check struct sockaddr_dl
 853 dnl ------------------------
 854 AC_MSG_CHECKING(whether struct sockaddr_dl exist)
 855 AC_EGREP_HEADER(sockaddr_dl,
 856 net/if_dl.h,
 857 [AC_MSG_RESULT(yes)
 858  AC_DEFINE(HAVE_SOCKADDR_DL,,sockaddr_dl)],
 859  AC_MSG_RESULT(no))
 860
 861 dnl --------------------------
 862 dnl check structure ifaliasreq
 863 dnl --------------------------
 864 AC_MSG_CHECKING(whether struct ifaliasreq exist)
 865 AC_EGREP_HEADER(ifaliasreq,
 866 net/if.h,
 867 [AC_MSG_RESULT(yes)
 868  AC_DEFINE(HAVE_IFALIASREQ,,ifaliasreq)],
 869  AC_MSG_RESULT(no))
 870
 871 dnl ----------------------------
 872 dnl check structure in6_aliasreq
 873 dnl ----------------------------
 874 AC_MSG_CHECKING(whether struct in6_aliasreq exist)
 875 AC_EGREP_HEADER(in6_aliasreq,
 876 netinet6/in6_var.h,
 877 [AC_MSG_RESULT(yes)
 878  AC_DEFINE(HAVE_IN6_ALIASREQ,,in6_aliasreq)],
 879  AC_MSG_RESULT(no))
 880
 881 dnl -----------------------------------
 882 dnl check ifra_lifetime of in6_aliasreq
 883 dnl -----------------------------------
 884 AC_MSG_CHECKING(whether in6_aliasreq.ifra_lifetime exist)
 885 AC_TRY_COMPILE([#include <sys/types.h>
 886 #include <netinet6/in6_var.h>
 887 ],[static struct if6_aliasreq ac_i;int ac_j = sizeof (ac_i.ifra_lifetime);],
 888 [AC_MSG_RESULT(yes)
 889  AC_DEFINE(HAVE_IFRA_LIFETIME,,Have in6_aliasreq.ifra_lifetime)],
 890  AC_MSG_RESULT(no))
 891
 892 dnl ---------------------------
 893 dnl check structure rt_addrinfo
 894 dnl ---------------------------
 895 AC_MSG_CHECKING(whether struct rt_addrinfo exist)
 896 AC_EGREP_HEADER(rt_addrinfo,
 897 net/route.h,
 898 [AC_MSG_RESULT(yes)
 899  AC_DEFINE(HAVE_RT_ADDRINFO,,rt_addrinfo)],
 900  AC_MSG_RESULT(no))
 901
 902 dnl --------------------------
 903 dnl check structure in_pktinfo
 904 dnl --------------------------
 905 AC_MSG_CHECKING(whether struct in_pktinfo exist)
 906 AC_TRY_COMPILE([#include <netinet/in.h>
 907 ],[struct in_pktinfo ac_x;],
 908 [AC_MSG_RESULT(yes)
 909  AC_DEFINE(HAVE_INPKTINFO,,in_pktinfo)],
 910  AC_MSG_RESULT(no))
 911
 912 dnl --------------------------------------
 913 dnl checking for getrusage struct and call
 914 dnl --------------------------------------
 915 AC_MSG_CHECKING(whether getrusage is available)
 916 AC_TRY_COMPILE([#include <sys/resource.h>
 917 ],[struct rusage ac_x; getrusage (RUSAGE_SELF, &ac_x);],
 918 [AC_MSG_RESULT(yes)
 919  AC_DEFINE(HAVE_RUSAGE,,rusage)],
 920  AC_MSG_RESULT(no))
 921
 922 dnl -------------------
 923 dnl capabilities checks
 924 dnl -------------------
 925 AC_MSG_CHECKING(whether prctl PR_SET_KEEPCAPS is available)
 926 AC_TRY_COMPILE([#include <sys/prctl.h>],[prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
 927   [AC_MSG_RESULT(yes)
 928    AC_DEFINE(HAVE_PR_SET_KEEPCAPS,,prctl)
 929    quagga_ac_keepcaps="yes"],
 930    AC_MSG_RESULT(no)
 931 )
 932 if test x"${quagga_ac_keepcaps}" = x"yes"; then
 933   AC_CHECK_HEADERS(sys/capability.h)
 934 fi
 935 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
 936   AC_CHECK_LIB(cap, cap_init,
 937     [AC_DEFINE(HAVE_LCAPS,1,Capabilities)
 938      LIBCAP="-lcap"
 939     ]
 940   )
 941 fi
 942 AC_SUBST(LIBCAP)
 943
 944 dnl ---------------------------
 945 dnl check for glibc 'backtrace'
 946 dnl ---------------------------
 947 if test "${glibc}" = "yes"; then
 948    AC_CHECK_HEADER(execinfo.h)
 949 fi
 950 if test x"${ac_cv_header_execinfo_h}" = x"yes"; then
 951   AC_CHECK_FUNC(backtrace,
 952     [AC_DEFINE(HAVE_GLIBC_BACKTRACE,,Glibc backtrace)]
 953   )
 954 fi
 955
 956 dnl ----------
 957 dnl configure date
 958 dnl ----------
 959 CONFDATE=`date '+%Y%m%d'`
 960 AC_SUBST(CONFDATE)
 961
 962 dnl ------------------------------
 963 dnl set paths for state directory
 964 dnl ------------------------------
 965 if test "${prefix}" = "NONE"; then
 966   quagga_statedir_prefix="";
 967 else
 968   quagga_statedir_prefix=${prefix}
 969 fi
 970 if test "${localstatedir}" = '${prefix}/var'; then
 971   AC_CACHE_CHECK(state directory,ac_statedir,
 972   [for QUAGGA_STATE_DIR in ${quagga_statedir_prefix}/var/run dnl
 973                         ${quagga_statedir_prefix}/var/adm dnl
 974                         ${quagga_statedir_prefix}/etc dnl
 975                         /var/run        dnl
 976                         /var/adm        dnl
 977                         /etc            dnl
 978                         /dev/null;
 979   do
 980     test -d $QUAGGA_STATE_DIR && break
 981   done
 982   quagga_statedir=$QUAGGA_STATE_DIR])
 983 else
 984   quagga_statedir=${localstatedir}
 985   AC_MSG_CHECKING(directory to use for state file)
 986   AC_MSG_RESULT(${quagga_statedir})
 987 fi
 988 if test $quagga_statedir = "/dev/null"; then
 989     AC_MSG_ERROR('STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!')
 990 fi
 991
 992 AC_DEFINE_UNQUOTED(PATH_ZEBRA_PID, "$quagga_statedir/zebra.pid",zebra PID)
 993 AC_DEFINE_UNQUOTED(PATH_RIPD_PID, "$quagga_statedir/ripd.pid",ripd PID)
 994 AC_DEFINE_UNQUOTED(PATH_RIPNGD_PID, "$quagga_statedir/ripngd.pid",ripngd PID)
 995 AC_DEFINE_UNQUOTED(PATH_BGPD_PID, "$quagga_statedir/bgpd.pid",bgpd PID)
 996 AC_DEFINE_UNQUOTED(PATH_OSPFD_PID, "$quagga_statedir/ospfd.pid",ospfd PID)
 997 AC_DEFINE_UNQUOTED(PATH_OSPF6D_PID, "$quagga_statedir/ospf6d.pid",ospf6d PID)
 998 AC_DEFINE_UNQUOTED(ZEBRA_SERV_PATH, "$quagga_statedir/zserv.api",zebra api socket)
 999 AC_DEFINE_UNQUOTED(ZEBRA_VTYSH_PATH, "$quagga_statedir/zebra.vty",zebra vty socket)
1000 AC_DEFINE_UNQUOTED(RIP_VTYSH_PATH, "$quagga_statedir/ripd.vty",rip vty socket)
1001 AC_DEFINE_UNQUOTED(RIPNG_VTYSH_PATH, "$quagga_statedir/ripngd.vty",ripng vty socket)
1002 AC_DEFINE_UNQUOTED(BGP_VTYSH_PATH, "$quagga_statedir/bgpd.vty",bgpd vty socket)
1003 AC_DEFINE_UNQUOTED(OSPF_VTYSH_PATH, "$quagga_statedir/ospfd.vty",ospfd vty socket)
1004 AC_DEFINE_UNQUOTED(OSPF6_VTYSH_PATH, "$quagga_statedir/ospf6d.vty",ospf6d vty socket)
1005
1006 dnl ---------------------------
1007 dnl Check htonl works correctly
1008 dnl ---------------------------
1009 AC_MSG_CHECKING(for working htonl)
1010 AC_CACHE_VAL(ac_cv_htonl_works, [
1011 AC_TRY_LINK([#ifdef HAVE_SYS_TYPES_H
1012 #include <sys/types.h>
1013 #endif
1014 #ifdef HAVE_NETDB_H
1015 #include <netdb.h>
1016 #endif
1017 #ifdef HAVE_NETINET_IN_H
1018 #include <netinet/in.h>
1019 #endif],
1020 [htonl (0);],
1021 ac_cv_htonl_works=yes,
1022 ac_cv_htonl_works=no)])
1023 AC_MSG_RESULT($ac_cv_htonl_works)
1024
1025 AC_OUTPUT(Makefile lib/Makefile zebra/Makefile ripd/Makefile
1026           ripngd/Makefile bgpd/Makefile ospfd/Makefile
1027           ospf6d/Makefile vtysh/Makefile doc/Makefile
1028           ospfclient/Makefile
1029           redhat/quagga.spec
1030           lib/version.h)
1031
1032 echo "
1033 zebra configuration
1034 -------------------
1035 quagga version           : ${PACKAGE_VERSION}
1036 host operationg system  : ${host_os}
1037 source code location    : ${srcdir}
1038 compiler                : ${CC}
1039 compiler flags          : ${CFLAGS}
1040 linker flags            : ${LDFLAGS} ${LIBS}
1041 state file directory    : ${quagga_statedir}
1042 config file directory   : `eval echo \`echo ${sysconfdir}\``
1043 user to run as          : ${enable_user}
1044 group to run as         : ${enable_group}
1045 group for vty sockets   : ${enable_vty_group}
1046
1047 The above user and group must have read/write access to the state file
1048 directory and to the config files in the config file directory.
1049 "