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   *-irix6.5)
 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, $pam_conv_func,
 319       [AC_DEFINE(USE_PAM,,Use PAM for authentication)
 320        LIBPAM="-lpam -ldl"],
 321       [AC_DEFINE(USE_PAM,,Use PAM for authentication)
 322        LIBPAM="-lpam -ldl -lpam_misc"]
 323      )
 324   ],AC_MSG_WARN([*** pam support will not be built ***]),
 325   [-ldl])
 326   ]
 327 )
 328 fi
 329 AC_SUBST(LIBPAM)
 330
 331 dnl -------------------------------
 332 dnl Endian-ness check
 333 dnl -------------------------------
 334 AC_WORDS_BIGENDIAN
 335
 336 dnl -------------------------------
 337 dnl check the size in byte of the C
 338 dnl -------------------------------
 339 dnl AC_CHECK_SIZEOF(char)
 340 dnl AC_CHECK_SIZEOF(int)
 341 dnl AC_CHECK_SIZEOF(short)
 342 dnl AC_CHECK_SIZEOF(long)
 343
 344 dnl ----------------------------
 345 dnl check existance of functions
 346 dnl ----------------------------
 347 AC_CHECK_FUNCS(memset memcpy strerror inet_aton daemon snprintf vsnprintf \
 348                strlcat strlcpy if_nametoindex if_indextoname getifaddrs \
 349                fcntl)
 350 AC_CHECK_FUNCS(setproctitle, ,
 351   [AC_CHECK_LIB(util, setproctitle,
 352      [LIBS="$LIBS -lutil"
 353       AC_DEFINE(HAVE_SETPROCTITLE,, Have setproctitle)
 354      ]
 355    )
 356   ]
 357 )
 358
 359 dnl ------------------------------------
 360 dnl Determine routing get and set method
 361 dnl ------------------------------------
 362 AC_MSG_CHECKING(zebra between kernel interface method)
 363 if test x"$opsys" = x"gnu-linux"; then
 364   if test "${enable_netlink}" = "yes";then
 365     AC_MSG_RESULT(netlink)
 366     RT_METHOD=rt_netlink.o
 367     AC_DEFINE(HAVE_NETLINK,,netlink)
 368     netlink=yes
 369   elif test "${enable_netlink}" = "no"; then
 370     AC_MSG_RESULT(ioctl)
 371     RT_METHOD=rt_ioctl.o
 372     netlink=no
 373   else
 374     AC_MSG_RESULT(netlink)
 375     RT_METHOD=rt_netlink.o
 376     AC_DEFINE(HAVE_NETLINK,,netlink)
 377     netlink=yes
 378   fi
 379 else
 380   if test "$opsys" = "sol2-6";then
 381     AC_MSG_RESULT(solaris)
 382     KERNEL_METHOD="kernel_socket.o"
 383     RT_METHOD="rt_socket.o"
 384   elif test "$opsys" = "irix" ; then
 385     AC_MSG_RESULT(irix)
 386     KERNEL_METHOD="kernel_socket.o"
 387     RT_METHOD="rt_socket.o"
 388   else
 389     AC_TRY_RUN([#include <errno.h>
 390 #include <sys/types.h>
 391 #include <sys/socket.h>
 392
 393 main ()
 394 {
 395   int ac_sock;
 396
 397   ac_sock = socket (AF_ROUTE, SOCK_RAW, 0);
 398   if (ac_sock < 0 && errno == EINVAL)
 399     exit (1);
 400   exit (0);
 401 }],
 402   [KERNEL_METHOD=kernel_socket.o
 403    RT_METHOD=rt_socket.o
 404    AC_MSG_RESULT(socket)],
 405   [RT_METHOD=rt_ioctl.o
 406    AC_MSG_RESULT(ioctl)],
 407   [KERNEL_METHOD=kernel_socket.o
 408    RT_METHOD=rt_socket.o
 409    AC_MSG_RESULT(socket)])
 410   fi
 411 fi
 412 AC_SUBST(RT_METHOD)
 413 AC_SUBST(KERNEL_METHOD)
 414 AC_SUBST(OTHER_METHOD)
 415
 416 dnl ------------------------------
 417 dnl check kernel route read method
 418 dnl ------------------------------
 419 AC_CACHE_CHECK(route read method check, zebra_rtread,
 420 [if test "$netlink" = yes; then
 421   RTREAD_METHOD="rtread_netlink.o"
 422   zebra_rtread="netlink"
 423 else
 424 for zebra_rtread in /proc/net/route /dev/ip /dev/null;
 425 do
 426   test x`ls $zebra_rtread 2>/dev/null` = x"$zebra_rtread" && break
 427 done
 428 case $zebra_rtread in
 429   "/proc/net/route") RTREAD_METHOD="rtread_proc.o"
 430                      zebra_rtread="proc";;
 431   "/dev/ip")
 432                      case "$host" in
 433                        *-freebsd*)    RTREAD_METHOD=rtread_sysctl.o
 434                                       zebra_rtread="sysctl";;
 435                        *)             RTREAD_METHOD="rtread_getmsg.o"
 436                                       zebra_rtread="getmsg";;
 437                      esac;;
 438   *)                 RTREAD_METHOD="rtread_sysctl.o"
 439                      zebra_rtread="sysctl";;
 440 esac
 441 fi])
 442 AC_SUBST(RTREAD_METHOD)
 443
 444 dnl -----------------------------
 445 dnl check interface lookup method
 446 dnl -----------------------------
 447 AC_MSG_CHECKING(interface looking up method)
 448 if test "$netlink" = yes; then
 449   AC_MSG_RESULT(netlink)
 450   IF_METHOD=if_netlink.o
 451 else
 452   if test "$opsys" = "sol2-6";then
 453     AC_MSG_RESULT(solaris)
 454     IF_METHOD=if_ioctl.o
 455   elif test "$opsys" = "irix" ; then
 456     AC_MSG_RESULT(irix)
 457      IF_METHOD=if_ioctl.o
 458   elif test "$opsys" = "openbsd";then
 459     AC_MSG_RESULT(openbsd)
 460     IF_METHOD=if_ioctl.o
 461   elif grep NET_RT_IFLIST /usr/include/sys/socket.h >/dev/null 2>&1; then
 462     AC_MSG_RESULT(sysctl)
 463     IF_METHOD=if_sysctl.o
 464     AC_DEFINE(HAVE_NET_RT_IFLIST,,NET_RT_IFLIST)
 465   else
 466     AC_MSG_RESULT(ioctl)
 467     IF_METHOD=if_ioctl.o
 468   fi
 469 fi
 470 AC_SUBST(IF_METHOD)
 471
 472 dnl -----------------------
 473 dnl check proc file system.
 474 dnl -----------------------
 475 if test -r /proc/net/dev; then
 476   AC_DEFINE(HAVE_PROC_NET_DEV,,/proc/net/dev)
 477   IF_PROC=if_proc.o
 478 fi
 479
 480 if test -r /proc/net/if_inet6; then
 481   AC_DEFINE(HAVE_PROC_NET_IF_INET6,,/proc/net/if_inet6)
 482   IF_PROC=if_proc.o
 483 fi
 484 AC_SUBST(IF_PROC)
 485
 486 dnl -----------------------------
 487 dnl check ipforward detect method
 488 dnl -----------------------------
 489 AC_CACHE_CHECK(ipforward method check, zebra_ipforward_path,
 490 [for zebra_ipforward_path in /proc/net/snmp /dev/ip /dev/null;
 491 do
 492   test x`ls $zebra_ipforward_path 2>/dev/null` = x"$zebra_ipforward_path" && break
 493 done
 494 case $zebra_ipforward_path in
 495   "/proc/net/snmp")  IPFORWARD=ipforward_proc.o
 496                      zebra_ipforward_path="proc";;
 497   "/dev/ip")
 498                      case "$host" in
 499                        *-nec-sysv4*)  IPFORWARD=ipforward_ews.o
 500                                       zebra_ipforward_path="ews";;
 501                        *-freebsd*)    IPFORWARD=ipforward_sysctl.o
 502                                       zebra_ipforward_path="sysctl";;
 503                        *)             IPFORWARD=ipforward_solaris.o
 504                                       zebra_ipforward_path="solaris";;
 505                      esac;;
 506   *)                 IPFORWARD=ipforward_sysctl.o
 507                      zebra_ipforward_path="sysctl";;
 508 esac])
 509 AC_SUBST(IPFORWARD)
 510
 511 AC_CHECK_FUNCS(getaddrinfo, [have_getaddrinfo=yes], [have_getaddrinfo=no])
 512
 513 dnl ----------
 514 dnl IPv6 check
 515 dnl ----------
 516 AC_MSG_CHECKING(whether does this OS have IPv6 stack)
 517 if test "${enable_ipv6}" = "no"; then
 518   AC_MSG_RESULT(disabled)
 519 else
 520 dnl ----------
 521 dnl INRIA IPv6
 522 dnl ----------
 523   if grep IPV6_INRIA_VERSION /usr/include/netinet/in.h >/dev/null 2>&1; then
 524     zebra_cv_ipv6=yes
 525     AC_DEFINE(HAVE_IPV6,1,INRIA IPv6)
 526     AC_DEFINE(INRIA_IPV6,1,INRIA IPv6)
 527     RIPNGD="ripngd"
 528     OSPF6D="ospf6d"
 529     LIB_IPV6=""
 530     AC_MSG_RESULT(INRIA IPv6)
 531 dnl ---------
 532 dnl KAME IPv6
 533 dnl ---------
 534   elif grep WIDE /usr/include/netinet6/in6.h >/dev/null 2>&1; then
 535     zebra_cv_ipv6=yes
 536     AC_DEFINE(HAVE_IPV6,1,KAME IPv6)
 537     AC_DEFINE(KAME,1,KAME IPv6)
 538     RIPNGD="ripngd"
 539     OSPF6D="ospf6d"
 540     if test -d /usr/local/v6/lib -a -f /usr/local/v6/lib/libinet6.a; then
 541       LIB_IPV6="-L/usr/local/v6/lib -linet6"
 542     fi
 543     AC_MSG_RESULT(KAME)
 544 dnl -------------------------
 545 dnl MUSICA IPv6
 546 dnl  default host check
 547 dnl  It is not used by Kheops
 548 dnl -------------------------
 549   elif grep MUSICA /usr/include6/netinet6/in6.h >/dev/null 2>&1; then
 550     zebra_cv_ipv6=yes
 551     AC_DEFINE(HAVE_IPV6,1,Musicia IPv6)
 552     AC_DEFINE(MUSICA,1,Musica IPv6 stack)
 553     AC_DEFINE(KAME,1,KAME IPv6 stack)
 554     RIPNGD="ripngd"
 555     OSPF6D="ospf6d"
 556     if test -d /usr/local/v6/lib -a -f /usr/local/v6/lib/libinet6.a; then
 557       LIB_IPV6="-L/usr/local/v6/lib -linet6"
 558     fi
 559     AC_MSG_RESULT(MUSICA)
 560 dnl ---------
 561 dnl NRL check
 562 dnl ---------
 563   elif grep NRL /usr/include/netinet6/in6.h >/dev/null 2>&1; then
 564     zebra_cv_ipv6=yes
 565     AC_DEFINE(HAVE_IPV6,1,NRL IPv6)
 566     AC_DEFINE(NRL,1,NRL)
 567     RIPNGD="ripngd"
 568     OSPF6D="ospf6d"
 569     if test x"$opsys" = x"bsdi";then
 570       AC_DEFINE(BSDI_NRL,,BSDI)
 571       AC_MSG_RESULT(BSDI_NRL)
 572     else
 573       AC_MSG_RESULT(NRL)
 574     fi
 575 dnl ----------
 576 dnl Linux IPv6
 577 dnl ----------
 578   elif test "${enable_ipv6}" = "yes"; then
 579     AC_EGREP_CPP(yes, [
 580       #include <linux/version.h>
 581       /* 2.1.128 or later */
 582       #if LINUX_VERSION_CODE >= 0x020180
 583       yes
 584       #endif],
 585       [zebra_cv_ipv6=yes
 586        zebra_cv_linux_ipv6=yes
 587        AC_MSG_RESULT(Linux IPv6)])
 588   else
 589     if test x`ls /proc/net/ipv6_route 2>/dev/null` = x"/proc/net/ipv6_route"
 590      then
 591       zebra_cv_ipv6=yes
 592       zebra_cv_linux_ipv6=yes
 593       AC_MSG_RESULT(Linux IPv6)
 594     fi
 595   fi
 596
 597   if test "$zebra_cv_linux_ipv6" = "yes";then
 598     AC_MSG_CHECKING(for GNU libc >= 2.1)
 599     AC_DEFINE(HAVE_IPV6,1,Linux IPv6)
 600     AC_EGREP_CPP(yes, [
 601 #include <features.h>
 602 #if __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
 603   yes
 604 #endif],
 605       [glibc=yes
 606        AC_DEFINE(LINUX_IPV6,1,Linux IPv6 stack)
 607        AC_MSG_RESULT(yes)],
 608       AC_MSG_RESULT(no)
 609     )
 610     RIPNGD="ripngd"
 611     OSPF6D="ospf6d"
 612     if test "$glibc" != "yes"; then
 613       INCLUDES="-I/usr/inet6/include"
 614       if test x`ls /usr/inet6/lib/libinet6.a 2>/dev/null` != x;then
 615          LIB_IPV6="-L/usr/inet6/lib -linet6"
 616       fi
 617     fi
 618   fi
 619
 620 dnl -----------------------
 621 dnl Set IPv6 related values
 622 dnl -----------------------
 623   LIBS="$LIB_IPV6 $LIBS"
 624   AC_SUBST(LIB_IPV6)
 625
 626   if test x"$RIPNGD" = x""; then
 627     AC_MSG_RESULT(IPv4 only)
 628   fi
 629 fi
 630
 631 dnl --------------------
 632 dnl Daemon disable check
 633 dnl --------------------
 634 if test "${enable_zebra}" = "no";then
 635   ZEBRA=""
 636 else
 637   ZEBRA="zebra"
 638 fi
 639
 640 if test "${enable_bgpd}" = "no";then
 641   BGPD=""
 642 else
 643   BGPD="bgpd"
 644 fi
 645
 646 if test "${enable_ripd}" = "no";then
 647   RIPD=""
 648 else
 649   RIPD="ripd"
 650 fi
 651
 652 if test "${enable_ospfd}" = "no";then
 653   OSPFD=""
 654 else
 655   OSPFD="ospfd"
 656 fi
 657
 658 OSPFCLIENT=""
 659 if test "${enable_opaque_lsa}" = "yes"; then
 660   if test "${enable_ospfapi}" != "no";then
 661     AC_DEFINE(SUPPORT_OSPF_API,,OSPFAPI)
 662
 663     if test "${enable_ospfclient}" != "no";then
 664       OSPFCLIENT="ospfclient"
 665     fi
 666   fi
 667
 668 fi
 669
 670 case "${enable_ripngd}" in
 671   "yes") RIPNGD="ripngd";;
 672   "no" ) RIPNGD="";;
 673   *    ) ;;
 674 esac
 675
 676 case "${enable_ospf6d}" in
 677   "yes") OSPF6D="ospf6d";;
 678   "no" ) OSPF6D="";;
 679   *    ) ;;
 680 esac
 681
 682 if test "${enable_bgp_announce}" = "no";then
 683   AC_DEFINE(DISABLE_BGP_ANNOUNCE,,Disable BGP installation to zebra)
 684 fi
 685
 686 AC_SUBST(ZEBRA)
 687 AC_SUBST(BGPD)
 688 AC_SUBST(RIPD)
 689 AC_SUBST(RIPNGD)
 690 AC_SUBST(OSPFD)
 691 AC_SUBST(OSPF6D)
 692 AC_SUBST(VTYSH)
 693 AC_SUBST(INCLUDES)
 694 AC_SUBST(CURSES)
 695 AC_SUBST(OSPFCLIENT)
 696 AC_SUBST(OSPFAPI)
 697 AC_CHECK_LIB(c, inet_ntop, [AC_DEFINE(HAVE_INET_NTOP,,inet_ntop)])
 698 AC_CHECK_LIB(c, inet_pton, [AC_DEFINE(HAVE_INET_PTON,,inet_pton)])
 699 AC_CHECK_LIB(crypt, crypt)
 700 AC_CHECK_LIB(resolv, res_init)
 701 AC_CHECK_LIB(m, main)
 702
 703 dnl ---------------------------------------------------
 704 dnl BSD/OS 4.1 define inet_XtoY function as __inet_XtoY
 705 dnl ---------------------------------------------------
 706 AC_CHECK_FUNC(__inet_ntop, AC_DEFINE(HAVE_INET_NTOP,,__inet_ntop))
 707 AC_CHECK_FUNC(__inet_pton, AC_DEFINE(HAVE_INET_PTON,,__inet_pton))
 708 AC_CHECK_FUNC(__inet_aton, AC_DEFINE(HAVE_INET_ATON,,__inet_aton))
 709
 710 dnl ---------------------------
 711 dnl check system has GNU regexp
 712 dnl ---------------------------
 713 dnl AC_MSG_CHECKING(whether system has GNU regex)
 714 AC_CHECK_LIB(c, regexec,
 715 [AC_DEFINE(HAVE_GNU_REGEX,,GNU regexp library)
 716  LIB_REGEX=""],
 717 [LIB_REGEX="regex.o"])
 718 AC_SUBST(LIB_REGEX)
 719
 720 dnl ------------------
 721 dnl check SNMP library
 722 dnl ------------------
 723 if test "${enable_snmp}" = "yes";then
 724 dnl  AC_CHECK_LIB(snmp, asn_parse_int, HAVE_SNMP=yes)
 725   if test "${HAVE_SNMP}" = ""; then
 726     old_libs="${LIBS}"
 727     LIBS="-L/usr/lib"
 728     unset ac_cv_lib_snmp_asn_parse_int
 729     AC_CHECK_LIB(crypto, main, NEED_CRYPTO=yes, )
 730     if test "${NEED_CRYPTO}" = ""; then
 731       AC_CHECK_LIB(netsnmp, asn_parse_int, [HAVE_NETSNMP=yes; HAVE_SNMP=yes ])
 732     else
 733       AC_CHECK_LIB(netsnmp, asn_parse_int, [HAVE_NETSNMP=yes; HAVE_SNMP=yes; NEED_CRYPTO=yes;LIBS="$LIBS -lcrypto" ],,"-lcrypto")
 734     fi
 735     LIBS="${old_libs}"
 736   fi
 737   if test "${HAVE_SNMP}" = ""; then
 738     old_libs="${LIBS}"
 739     LIBS="-L/usr/lib"
 740     unset ac_cv_lib_snmp_asn_parse_int
 741     AC_CHECK_LIB(snmp, asn_parse_int, HAVE_SNMP=yes, )
 742     if test "${HAVE_SNMP}" = ""; then
 743       unset ac_cv_lib_snmp_asn_parse_int
 744       AC_CHECK_LIB(crypto, main, NEED_CRYPTO=yes, )
 745       if test "${NEED_CRYPTO}" = "yes"; then
 746         AC_CHECK_LIB(snmp, asn_parse_int, [HAVE_SNMP=yes; NEED_CRYPTO=yes; LIBS="$LIBS -lcrypto" ],,"-lcrypto")
 747       fi
 748     fi
 749     LIBS="${old_libs}"
 750   fi
 751
 752   if test "${HAVE_SNMP}" = ""; then
 753     old_libs="${LIBS}"
 754     LIBS="-L/usr/local/lib"
 755     unset ac_cv_lib_snmp_asn_parse_int
 756     AC_CHECK_LIB(snmp, asn_parse_int, HAVE_SNMP=yes)
 757     if test "${HAVE_SNMP}" = ""; then
 758       unset ac_cv_lib_snmp_asn_parse_int
 759       AC_CHECK_LIB(crypto, main, NEED_CRYPTO=yes, )
 760       if test "${NEED_CRYPTO}" = "yes"; then
 761         AC_CHECK_LIB(snmp, asn_parse_int, [HAVE_SNMP=yes; NEED_CRYPTO=yes; LIBS="$LIBS -lcrypto" ],,"-lcrypto")
 762       fi
 763     fi
 764     LIBS="${old_libs}"
 765   fi
 766
 767   if test "${HAVE_SNMP}" = "yes"; then
 768     for ac_snmp in /usr/include/net-snmp/library/asn1.h /usr/include/ucd-snmp/asn1.h /usr/local/include/ucd-snmp/asn1.h /dev/null
 769     do
 770       test -f "${ac_snmp}" && break
 771     done
 772
 773     case ${ac_snmp} in
 774       /usr/include/net-snmp/*)
 775                   AC_DEFINE(HAVE_SNMP,,SNMP)
 776                   AC_DEFINE(HAVE_NETSNMP,,SNMP)
 777                   AC_DEFINE(UCD_COMPATIBLE,,SNMP)
 778                   CFLAGS="${CFLAGS} -I/usr/include/net-snmp -I/usr/include/net-snmp/library"
 779                   if test "${HAVE_NETSNMP}" = "yes"; then
 780                         LIBS="${LIBS} -lnetsnmp"
 781                   else
 782                         LIBS="${LIBS} -lsnmp"
 783                   fi
 784                   ;;
 785       /usr/include/ucd-snmp/*)
 786                   AC_DEFINE(HAVE_SNMP,,SNMP)
 787                   CFLAGS="${CFLAGS} -I/usr/include/ucd-snmp"
 788                   LIBS="${LIBS} -lsnmp"
 789                   ;;
 790       /usr/local/include/ucd-snmp/*)
 791                   AC_DEFINE(HAVE_SNMP,,SNMP)
 792                   CFLAGS="${CFLAGS} -I/usr/local/include/ucd-snmp"
 793                   LIBS="${LIBS} -L/usr/local/lib -lsnmp"
 794                   ;;
 795     esac
 796     if test "${NEED_CRYPTO}" = "yes"; then
 797       LIBS="${LIBS} -lcrypto"
 798     fi
 799   fi
 800 fi
 801
 802 dnl ----------------------------
 803 dnl check sa_len of sockaddr
 804 dnl ----------------------------
 805 AC_MSG_CHECKING(whether struct sockaddr has a sa_len field)
 806 AC_TRY_COMPILE([#include <sys/types.h>
 807 #include <sys/socket.h>
 808 ],[static struct sockaddr ac_i;int ac_j = sizeof (ac_i.sa_len);],
 809 [AC_MSG_RESULT(yes)
 810  AC_DEFINE(HAVE_SA_LEN,,sa_len)],
 811  AC_MSG_RESULT(no))
 812
 813 dnl ----------------------------
 814 dnl check sin_len of sockaddr_in
 815 dnl ----------------------------
 816 AC_MSG_CHECKING(whether struct sockaddr_in has a sin_len field)
 817 AC_TRY_COMPILE([#include <sys/types.h>
 818 #include <netinet/in.h>
 819 ],[static struct sockaddr_in ac_i;int ac_j = sizeof (ac_i.sin_len);],
 820 [AC_MSG_RESULT(yes)
 821  AC_DEFINE(HAVE_SIN_LEN,,sin_len)],
 822  AC_MSG_RESULT(no))
 823
 824 dnl ----------------------------
 825 dnl check sun_len of sockaddr_un
 826 dnl ----------------------------
 827 AC_MSG_CHECKING(whether struct sockaddr_un has a sun_len field)
 828 AC_TRY_COMPILE([#include <sys/types.h>
 829 #include <sys/un.h>
 830 ],[static struct sockaddr_un ac_i;int ac_j = sizeof (ac_i.sun_len);],
 831 [AC_MSG_RESULT(yes)
 832  AC_DEFINE(HAVE_SUN_LEN,,sun_len)],
 833  AC_MSG_RESULT(no))
 834
 835 dnl -----------------------------------
 836 dnl check sin6_scope_id of sockaddr_in6
 837 dnl -----------------------------------
 838 if test "$zebra_cv_ipv6" = yes; then
 839   AC_MSG_CHECKING(whether struct sockaddr_in6 has a sin6_scope_id field)
 840   AC_TRY_COMPILE([#include <sys/types.h>
 841 #include <netinet/in.h>
 842 ],[static struct sockaddr_in6 ac_i;int ac_j = sizeof (ac_i.sin6_scope_id);],
 843 [AC_MSG_RESULT(yes)
 844  AC_DEFINE(HAVE_SIN6_SCOPE_ID,,scope id)],
 845  AC_MSG_RESULT(no))
 846 fi
 847
 848 dnl ----------------------------
 849 dnl check socklen_t exist or not
 850 dnl ----------------------------
 851 AC_MSG_CHECKING(whther socklen_t is defined)
 852 AC_TRY_COMPILE([#include <sys/types.h>
 853 #include <sys/socket.h>
 854 #include <netinet/in.h>
 855 ],[socklen_t ac_x;],
 856 [AC_MSG_RESULT(yes)
 857  AC_DEFINE(HAVE_SOCKLEN_T,,socklen_t)],
 858  AC_MSG_RESULT(no))
 859
 860 dnl ------------------------
 861 dnl check struct sockaddr_dl
 862 dnl ------------------------
 863 AC_MSG_CHECKING(whether struct sockaddr_dl exist)
 864 AC_EGREP_HEADER(sockaddr_dl,
 865 net/if_dl.h,
 866 [AC_MSG_RESULT(yes)
 867  AC_DEFINE(HAVE_SOCKADDR_DL,,sockaddr_dl)],
 868  AC_MSG_RESULT(no))
 869
 870 dnl --------------------------
 871 dnl check structure ifaliasreq
 872 dnl --------------------------
 873 AC_MSG_CHECKING(whether struct ifaliasreq exist)
 874 AC_EGREP_HEADER(ifaliasreq,
 875 net/if.h,
 876 [AC_MSG_RESULT(yes)
 877  AC_DEFINE(HAVE_IFALIASREQ,,ifaliasreq)],
 878  AC_MSG_RESULT(no))
 879
 880 dnl ----------------------------
 881 dnl check structure in6_aliasreq
 882 dnl ----------------------------
 883 AC_MSG_CHECKING(whether struct in6_aliasreq exist)
 884 AC_EGREP_HEADER(in6_aliasreq,
 885 netinet6/in6_var.h,
 886 [AC_MSG_RESULT(yes)
 887  AC_DEFINE(HAVE_IN6_ALIASREQ,,in6_aliasreq)],
 888  AC_MSG_RESULT(no))
 889
 890 dnl -----------------------------------
 891 dnl check ifra_lifetime of in6_aliasreq
 892 dnl -----------------------------------
 893 AC_MSG_CHECKING(whether in6_aliasreq.ifra_lifetime exist)
 894 AC_TRY_COMPILE([#include <sys/types.h>
 895 #include <netinet6/in6_var.h>
 896 ],[static struct if6_aliasreq ac_i;int ac_j = sizeof (ac_i.ifra_lifetime);],
 897 [AC_MSG_RESULT(yes)
 898  AC_DEFINE(HAVE_IFRA_LIFETIME,,Have in6_aliasreq.ifra_lifetime)],
 899  AC_MSG_RESULT(no))
 900
 901 dnl ---------------------------
 902 dnl check structure rt_addrinfo
 903 dnl ---------------------------
 904 AC_MSG_CHECKING(whether struct rt_addrinfo exist)
 905 AC_EGREP_HEADER(rt_addrinfo,
 906 net/route.h,
 907 [AC_MSG_RESULT(yes)
 908  AC_DEFINE(HAVE_RT_ADDRINFO,,rt_addrinfo)],
 909  AC_MSG_RESULT(no))
 910
 911 dnl --------------------------
 912 dnl check structure in_pktinfo
 913 dnl --------------------------
 914 AC_MSG_CHECKING(whether struct in_pktinfo exist)
 915 AC_TRY_COMPILE([#include <netinet/in.h>
 916 ],[struct in_pktinfo ac_x;],
 917 [AC_MSG_RESULT(yes)
 918  AC_DEFINE(HAVE_INPKTINFO,,in_pktinfo)],
 919  AC_MSG_RESULT(no))
 920
 921 dnl --------------------------------------
 922 dnl checking for getrusage struct and call
 923 dnl --------------------------------------
 924 AC_MSG_CHECKING(whether getrusage is available)
 925 AC_TRY_COMPILE([#include <sys/resource.h>
 926 ],[struct rusage ac_x; getrusage (RUSAGE_SELF, &ac_x);],
 927 [AC_MSG_RESULT(yes)
 928  AC_DEFINE(HAVE_RUSAGE,,rusage)],
 929  AC_MSG_RESULT(no))
 930
 931 dnl -------------------
 932 dnl capabilities checks
 933 dnl -------------------
 934 AC_MSG_CHECKING(whether prctl PR_SET_KEEPCAPS is available)
 935 AC_TRY_COMPILE([#include <sys/prctl.h>],[prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
 936   [AC_MSG_RESULT(yes)
 937    AC_DEFINE(HAVE_PR_SET_KEEPCAPS,,prctl)
 938    quagga_ac_keepcaps="yes"],
 939    AC_MSG_RESULT(no)
 940 )
 941 if test x"${quagga_ac_keepcaps}" = x"yes"; then
 942   AC_CHECK_HEADERS(sys/capability.h)
 943 fi
 944 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
 945   AC_CHECK_LIB(cap, cap_init,
 946     [AC_DEFINE(HAVE_LCAPS,1,Capabilities)
 947      LIBCAP="-lcap"
 948     ]
 949   )
 950 fi
 951 AC_SUBST(LIBCAP)
 952
 953 dnl ---------------------------
 954 dnl check for glibc 'backtrace'
 955 dnl ---------------------------
 956 if test "${glibc}" = "yes"; then
 957    AC_CHECK_HEADER(execinfo.h)
 958 fi
 959 if test x"${ac_cv_header_execinfo_h}" = x"yes"; then
 960   AC_CHECK_FUNC(backtrace,
 961     [AC_DEFINE(HAVE_GLIBC_BACKTRACE,,Glibc backtrace)]
 962   )
 963 fi
 964
 965 dnl ----------
 966 dnl configure date
 967 dnl ----------
 968 CONFDATE=`date '+%Y%m%d'`
 969 AC_SUBST(CONFDATE)
 970
 971 dnl ------------------------------
 972 dnl set paths for state directory
 973 dnl ------------------------------
 974 if test "${prefix}" = "NONE"; then
 975   quagga_statedir_prefix="";
 976 else
 977   quagga_statedir_prefix=${prefix}
 978 fi
 979 if test "${localstatedir}" = '${prefix}/var'; then
 980   AC_CACHE_CHECK(state directory,ac_statedir,
 981   [for QUAGGA_STATE_DIR in ${quagga_statedir_prefix}/var/run dnl
 982                         ${quagga_statedir_prefix}/var/adm dnl
 983                         ${quagga_statedir_prefix}/etc dnl
 984                         /var/run        dnl
 985                         /var/adm        dnl
 986                         /etc            dnl
 987                         /dev/null;
 988   do
 989     test -d $QUAGGA_STATE_DIR && break
 990   done
 991   quagga_statedir=$QUAGGA_STATE_DIR])
 992 else
 993   quagga_statedir=${localstatedir}
 994   AC_MSG_CHECKING(directory to use for state file)
 995   AC_MSG_RESULT(${quagga_statedir})
 996 fi
 997 if test $quagga_statedir = "/dev/null"; then
 998     AC_MSG_ERROR('STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!')
 999 fi
1000
1001 AC_DEFINE_UNQUOTED(PATH_ZEBRA_PID, "$quagga_statedir/zebra.pid",zebra PID)
1002 AC_DEFINE_UNQUOTED(PATH_RIPD_PID, "$quagga_statedir/ripd.pid",ripd PID)
1003 AC_DEFINE_UNQUOTED(PATH_RIPNGD_PID, "$quagga_statedir/ripngd.pid",ripngd PID)
1004 AC_DEFINE_UNQUOTED(PATH_BGPD_PID, "$quagga_statedir/bgpd.pid",bgpd PID)
1005 AC_DEFINE_UNQUOTED(PATH_OSPFD_PID, "$quagga_statedir/ospfd.pid",ospfd PID)
1006 AC_DEFINE_UNQUOTED(PATH_OSPF6D_PID, "$quagga_statedir/ospf6d.pid",ospf6d PID)
1007 AC_DEFINE_UNQUOTED(ZEBRA_SERV_PATH, "$quagga_statedir/zserv.api",zebra api socket)
1008 AC_DEFINE_UNQUOTED(ZEBRA_VTYSH_PATH, "$quagga_statedir/zebra.vty",zebra vty socket)
1009 AC_DEFINE_UNQUOTED(RIP_VTYSH_PATH, "$quagga_statedir/ripd.vty",rip vty socket)
1010 AC_DEFINE_UNQUOTED(RIPNG_VTYSH_PATH, "$quagga_statedir/ripngd.vty",ripng vty socket)
1011 AC_DEFINE_UNQUOTED(BGP_VTYSH_PATH, "$quagga_statedir/bgpd.vty",bgpd vty socket)
1012 AC_DEFINE_UNQUOTED(OSPF_VTYSH_PATH, "$quagga_statedir/ospfd.vty",ospfd vty socket)
1013 AC_DEFINE_UNQUOTED(OSPF6_VTYSH_PATH, "$quagga_statedir/ospf6d.vty",ospf6d vty socket)
1014
1015 dnl ---------------------------
1016 dnl Check htonl works correctly
1017 dnl ---------------------------
1018 AC_MSG_CHECKING(for working htonl)
1019 AC_CACHE_VAL(ac_cv_htonl_works, [
1020 AC_TRY_LINK([#ifdef HAVE_SYS_TYPES_H
1021 #include <sys/types.h>
1022 #endif
1023 #ifdef HAVE_NETDB_H
1024 #include <netdb.h>
1025 #endif
1026 #ifdef HAVE_NETINET_IN_H
1027 #include <netinet/in.h>
1028 #endif],
1029 [htonl (0);],
1030 ac_cv_htonl_works=yes,
1031 ac_cv_htonl_works=no)])
1032 AC_MSG_RESULT($ac_cv_htonl_works)
1033
1034 AC_OUTPUT(Makefile lib/Makefile zebra/Makefile ripd/Makefile
1035           ripngd/Makefile bgpd/Makefile ospfd/Makefile
1036           ospf6d/Makefile vtysh/Makefile doc/Makefile
1037           ospfclient/Makefile
1038           redhat/quagga.spec
1039           lib/version.h)
1040
1041 echo "
1042 zebra configuration
1043 -------------------
1044 quagga version           : ${PACKAGE_VERSION}
1045 host operationg system  : ${host_os}
1046 source code location    : ${srcdir}
1047 compiler                : ${CC}
1048 compiler flags          : ${CFLAGS}
1049 linker flags            : ${LDFLAGS} ${LIBS}
1050 state file directory    : ${quagga_statedir}
1051 config file directory   : `eval echo \`echo ${sysconfdir}\``
1052 user to run as          : ${enable_user}
1053 group to run as         : ${enable_group}
1054 group for vty sockets   : ${enable_vty_group}
1055
1056 The above user and group must have read/write access to the state file
1057 directory and to the config files in the config file directory.
1058 "