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configure.ac
executable file
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configure.ac
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##
## Configure template file for Quagga.
## autoconf will generate configure script.
##
## Copyright (c) 1996, 97, 98, 99, 2000 Kunihiro Ishiguro <kunihiro@zebra.org>
## Portions Copyright (c) 2003 Paul Jakma <paul@dishone.st>
##
AC_PREREQ(2.53)
AC_INIT(Quagga, 0.99.20, [https://bugzilla.quagga.net])
AC_CONFIG_SRCDIR(lib/zebra.h)
AC_CONFIG_MACRO_DIR([m4])
dnl -----------------------------------
dnl Get hostname and other information.
dnl -----------------------------------
AC_CANONICAL_BUILD()
AC_CANONICAL_HOST()
AC_CANONICAL_TARGET()
AM_INIT_AUTOMAKE(1.6)
AM_CONFIG_HEADER(config.h)
AC_CHECK_PROG([GAWK],[gawk],[gawk],[not-in-PATH])
if test "x$GAWK" = "xnot-in-PATH" ; then
AC_MSG_ERROR([GNU awk is required for lib/memtype.h made by memtypes.awk.
BSD awk complains: awk: gensub doesn't support backreferences (subst "\1") ])
fi
AC_ARG_VAR([GAWK],[GNU AWK])
dnl default is to match previous behavior
exampledir=${sysconfdir}
AC_ARG_ENABLE([exampledir],
AC_HELP_STRING([--enable-exampledir],
[specify alternate directory for examples]),
exampledir="$enableval",)
dnl XXX add --exampledir to autoconf standard directory list somehow
AC_SUBST(exampledir)
dnl default is to match previous behavior
pkgsrcrcdir=""
pkgsrcdir=""
AC_ARG_ENABLE([pkgsrcrcdir],
AC_HELP_STRING([--enable-pkgsrcrcdir],
[specify directory for rc.d scripts]),
pkgsrcrcdir="$enableval"; pkgsrcdir="pkgsrc",)
dnl XXX add --pkgsrcrcdir to autoconf standard directory list somehow
AC_SUBST(pkgsrcdir)
AC_SUBST(pkgsrcrcdir)
dnl ------------
dnl Check CFLAGS
dnl ------------
AC_ARG_WITH(cflags,
[ --with-cflags Set CFLAGS for use in compilation.])
if test "x$with_cflags" != "x" ; then
CFLAGS="$with_cflags" ; cflags_specified=yes ;
elif test -n "$CFLAGS" ; then
cflags_specified=yes ;
fi
dnl --------------------
dnl Check CC and friends
dnl --------------------
AC_LANG([C])
AC_PROG_CC
AC_PROG_CPP
AM_PROG_CC_C_O
AC_PROG_EGREP
dnl autoconf 2.59 appears not to support AC_PROG_SED
dnl AC_PROG_SED
AC_CHECK_PROG([SED],[sed],[sed],[/bin/false])
dnl ------------------------------------------------------------------
dnl Intel compiler check. Although Intel tries really hard to make icc
dnl look like gcc, there are some differences. It's very verbose with
dnl -Wall and it doesn't support the individual -W options.
dnl ------------------------------------------------------------------
if test "x${GCC}" = "xyes" ; then
COMPILER="GCC"
AC_MSG_CHECKING([whether we are using the Intel compiler])
AC_EGREP_CPP([^__INTEL_COMPILER], [__INTEL_COMPILER],
[AC_MSG_RESULT([no])],
[COMPILER="ICC"
AC_MSG_RESULT([yes])]
)
else
AC_MSG_CHECKING([whether we are using SunPro compiler])
AC_EGREP_CPP([^__SUNPRO_C.*0x5(7|8|9)], ["__SUNPRO_C" __SUNPRO_C],
[AC_MSG_RESULT([no])],
[COMPILER="SUNPRO"
AC_MSG_RESULT([yes])]
)
fi
dnl ---------------------------------------------
dnl If CLFAGS doesn\'t exist set default value
dnl AC_PROG_CC will have set minimal default
dnl already, eg "-O2 -g" for gcc, "-g" for others
dnl (Wall is gcc specific... have to make sure
dnl gcc is being used before setting it)
dnl
dnl Intel icc 8.0 also sets __GNUC__,
dnl but doesn't support all these fancy -W options.
dnl Intel compiler warnings we ignore:
dnl 279: controlling expression is constant.
dnl 869: parameter "xxx" was never referenced - to avoid massive warnings
dnl about "self", "vty", "argc" and "argv" never referenced in DEFUN
dnl macro.
dnl 981: operands are evaluated in unspecified order.
dnl
dnl Sun Studio 10 / SunPro 5.7 is also supported,
dnl so lets set some sane CFLAGS for it.
dnl ---------------------------------------------
AC_MSG_CHECKING([whether to set a default CFLAGS])
if test "x${cflags_specified}" = "x" ; then
case ${COMPILER} in
"ICC")
CFLAGS="-Os -g -Wall -wd 279,869,981"
AC_MSG_RESULT([Intel default])
;;
"GCC")
CFLAGS="-Os -fno-omit-frame-pointer -g -std=gnu99 -Wall"
CFLAGS="${CFLAGS} -Wsign-compare -Wpointer-arith"
CFLAGS="${CFLAGS} -Wbad-function-cast -Wwrite-strings"
CFLAGS="${CFLAGS} -Wmissing-prototypes -Wmissing-declarations"
CFLAGS="${CFLAGS} -Wchar-subscripts -Wcast-qual"
# TODO: conditionally addd -Wpacked if handled
AC_MSG_RESULT([gcc default])
;;
"SUNPRO")
CFLAGS="-xO4 -v -g -xspace -xcode=pic32 -xstrconst -xc99"
AC_MSG_RESULT([SunPro default])
;;
*)
AC_MSG_RESULT([unknown compiler])
;;
esac
else
AC_MSG_RESULT([CFLAGS supplied by user])
fi
dnl --------------
dnl Check programs
dnl --------------
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_CHECK_TOOL(AR, ar)
dnl ---------------------------
dnl We, perhaps unfortunately,
dnl depend on GNU Make specific
dnl constructs.
dnl Give the user a warning if
dnl not GNU Make.
dnl ---------------------------
AC_CACHE_CHECK([if ${MAKE-make} is GNU make], [quagga_cv_gnu_make],
[quagga_cv_gnu_make=no
if ${MAKE-make} --version 2>/dev/null | \
grep '^GNU Make ' >/dev/null ; then
quagga_cv_gnu_make=yes;
fi
]
)
dnl -----------------
dnl System extensions
dnl -----------------
AC_GNU_SOURCE
dnl -------
dnl libtool
dnl -------
AC_PROG_LIBTOOL
dnl ----------------------
dnl Packages configuration
dnl ----------------------
AC_ARG_ENABLE(vtysh,
[ --enable-vtysh include integrated vty shell for Quagga])
AC_ARG_ENABLE(ipv6,
[ --disable-ipv6 turn off IPv6 related features and daemons])
AC_ARG_ENABLE(doc,
[ --disable-doc do not build docs])
AC_ARG_ENABLE(zebra,
[ --disable-zebra do not build zebra daemon])
AC_ARG_ENABLE(bgpd,
[ --disable-bgpd do not build bgpd])
AC_ARG_ENABLE(ripd,
[ --disable-ripd do not build ripd])
AC_ARG_ENABLE(ripngd,
[ --disable-ripngd do not build ripngd])
AC_ARG_ENABLE(ospfd,
[ --disable-ospfd do not build ospfd])
AC_ARG_ENABLE(ospf6d,
[ --disable-ospf6d do not build ospf6d])
AC_ARG_ENABLE(watchquagga,
[ --disable-watchquagga do not build watchquagga])
AC_ARG_ENABLE(isisd,
[ --enable-isisd build isisd])
AC_ARG_ENABLE(solaris,
[ --enable-solaris build solaris])
AC_ARG_ENABLE(bgp-announce,
[ --disable-bgp-announce, turn off BGP route announcement])
AC_ARG_ENABLE(netlink,
[ --enable-netlink force to use Linux netlink interface])
AC_ARG_ENABLE(broken-aliases,
[ --enable-broken-aliases enable aliases as distinct interfaces for Linux 2.2.X])
AC_ARG_WITH(crypto,
[ --without-crypto do not use libcrypto in SNMP])
AC_ARG_ENABLE(snmp,
[ --enable-snmp enable SNMP support])
AC_ARG_WITH(libpam,
[ --with-libpam use libpam for PAM support in vtysh])
AC_ARG_ENABLE(tcp-zebra,
[ --enable-tcp-zebra enable TCP/IP socket connection between zebra and protocol daemon])
AC_ARG_ENABLE(opaque-lsa,
AC_HELP_STRING([--disable-opaque-lsa],[do not build OSPF Opaque-LSA with OSPFAPI support (RFC2370)]))
AC_ARG_ENABLE(ospfapi,
[ --disable-ospfapi do not build OSPFAPI to access the OSPF LSA Database])
AC_ARG_ENABLE(ospfclient,
[ --disable-ospfclient do not build OSPFAPI client for OSPFAPI,
(this is the default if --disable-ospfapi is set)])
AC_ARG_ENABLE(ospf-te,
AC_HELP_STRING([--disable-ospf-te],[disable Traffic Engineering Extension to OSPF]))
AC_ARG_ENABLE(multipath,
[ --enable-multipath=ARG enable multipath function, ARG must be digit])
AC_ARG_ENABLE(user,
AC_HELP_STRING([--enable-user=user], [user to run Quagga suite as (default quagga)]))
AC_ARG_ENABLE(group,
AC_HELP_STRING([--enable-group=group], [group to run Quagga suite as (default quagga)]))
AC_ARG_ENABLE(vty_group,
[ --enable-vty-group=ARG set vty sockets to have specified group as owner])
AC_ARG_ENABLE(configfile_mask,
[ --enable-configfile-mask=ARG set mask for config files])
AC_ARG_ENABLE(logfile_mask,
[ --enable-logfile-mask=ARG set mask for log files])
AC_ARG_ENABLE(rtadv,
[ --disable-rtadv disable IPV6 router advertisement feature])
AC_ARG_ENABLE(irdp,
[ --enable-irdp enable IRDP server support in zebra])
AC_ARG_ENABLE(isis_topology,
[ --enable-isis-topology enable IS-IS topology generator])
AC_ARG_ENABLE(capabilities,
[ --disable-capabilities disable using POSIX capabilities])
AC_ARG_ENABLE(gcc_ultra_verbose,
[ --enable-gcc-ultra-verbose enable ultra verbose GCC warnings])
AC_ARG_ENABLE(linux24_tcp_md5,
[ --enable-linux24-tcp-md5 enable support for old, Linux-2.4 RFC2385 patch])
AC_ARG_ENABLE(gcc-rdynamic,
[ --enable-gcc-rdynamic enable gcc linking with -rdynamic for better backtraces])
AC_ARG_ENABLE(time-check,
[ --disable-time-check disable slow thread warning messages])
AC_ARG_ENABLE(pcreposix,
[ --enable-pcreposix enable using PCRE Posix libs for regex functions])
if test x"${enable_gcc_ultra_verbose}" = x"yes" ; then
CFLAGS="${CFLAGS} -W -Wcast-qual -Wstrict-prototypes"
CFLAGS="${CFLAGS} -Wmissing-declarations -Wmissing-noreturn"
CFLAGS="${CFLAGS} -Wmissing-format-attribute -Wunreachable-code"
CFLAGS="${CFLAGS} -Wpacked -Wpadded"
fi
if test x"${enable_gcc_rdynamic}" = x"yes" ; then
LDFLAGS="${LDFLAGS} -rdynamic"
fi
if test x"${enable_time_check}" != x"no" ; then
if test x"${enable_time_check}" = x"yes" -o x"${enable_time_check}" = x ; then
AC_DEFINE(CONSUMED_TIME_CHECK,5000000,Consumed Time Check)
else
AC_DEFINE_UNQUOTED(CONSUMED_TIME_CHECK,$enable_time_check,Consumed Time Check)
fi
fi
if test "${enable_broken_aliases}" = "yes"; then
if test "${enable_netlink}" = "yes"
then
AC_MSG_FAILURE([Sorry you can not use netlink with broken aliases])
fi
AC_DEFINE(HAVE_BROKEN_ALIASES,,Broken Alias)
enable_netlink=no
fi
if test "${enable_tcp_zebra}" = "yes"; then
AC_DEFINE(HAVE_TCP_ZEBRA,,Use TCP for zebra communication)
fi
if test "${enable_opaque_lsa}" != "no"; then
AC_DEFINE(HAVE_OPAQUE_LSA,,OSPF Opaque LSA)
fi
if test "${enable_ospf_te}" != "no"; then
AC_DEFINE(HAVE_OPAQUE_LSA,,OSPF Opaque LSA)
AC_DEFINE(HAVE_OSPF_TE,,OSPF TE)
fi
if test "${enable_linux24_tcp_md5}" = "yes"; then
AC_DEFINE(HAVE_TCP_MD5_LINUX24,,Old Linux 2.4 TCP MD5 Signature Patch)
fi
AC_MSG_CHECKING(if zebra should be configurable to send Route Advertisements)
if test "${enable_rtadv}" != "no"; then
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_RTADV,,Enable IPv6 Routing Advertisement support)
else
AC_MSG_RESULT(no)
fi
if test "${enable_irdp}" = "yes"; then
AC_DEFINE(HAVE_IRDP,, IRDP )
fi
if test "${enable_isisd}" = "yes" && test "${enable_isis_topology}" = yes; then
AC_DEFINE(TOPOLOGY_GENERATE,,Enable IS-IS topology generator code)
ISIS_TOPOLOGY_INCLUDES="-I./topology"
ISIS_TOPOLOGY_DIR="topology"
ISIS_TOPOLOGY_LIB="./topology/libtopology.a"
fi
AC_SUBST(ISIS_TOPOLOGY_INCLUDES)
AC_SUBST(ISIS_TOPOLOGY_DIR)
AC_SUBST(ISIS_TOPOLOGY_LIB)
if test "${enable_user}" = "yes" || test x"${enable_user}" = x""; then
enable_user="quagga"
elif test "${enable_user}" = "no"; then
enable_user="root"
fi
if test "${enable_group}" = "yes" || test x"${enable_group}" = x""; then
enable_group="quagga"
elif test "${enable_group}" = "no"; then
enable_group="root"
fi
if test x"${enable_vty_group}" = x"yes" ; then
AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
elif test x"${enable_vty_group}" != x""; then
if test x"${enable_vty_group}" != x"no"; then
AC_DEFINE_UNQUOTED(VTY_GROUP, "${enable_vty_group}", VTY Sockets Group)
fi
fi
AC_SUBST([enable_user])
AC_SUBST([enable_group])
AC_SUBST([enable_vty_group])
AC_DEFINE_UNQUOTED(QUAGGA_USER, "${enable_user}", Quagga User)
AC_DEFINE_UNQUOTED(QUAGGA_GROUP, "${enable_group}", Quagga Group)
enable_configfile_mask=${enable_configfile_mask:-0600}
AC_DEFINE_UNQUOTED(CONFIGFILE_MASK, ${enable_configfile_mask}, Mask for config files)
enable_logfile_mask=${enable_logfile_mask:-0600}
AC_DEFINE_UNQUOTED(LOGFILE_MASK, ${enable_logfile_mask}, Mask for log files)
MULTIPATH_NUM=1
case "${enable_multipath}" in
[[0-9]|[1-9][0-9]])
MULTIPATH_NUM="${enable_multipath}"
;;
"")
;;
*)
AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
;;
esac
AC_SUBST(MULTIPATH_NUM)
dnl ------------------------------------
dnl Check C keywords and standard types
dnl ------------------------------------
AC_C_CONST
AC_C_INLINE
AC_C_RESTRICT
AC_C_VOLATILE
AC_HEADER_STDC
AC_HEADER_TIME
AC_HEADER_SYS_WAIT
dnl AC_TYPE_PID_T
AC_TYPE_UID_T
AC_TYPE_MODE_T
AC_TYPE_SIZE_T
AC_TYPE_SIGNAL
AC_STRUCT_TM
dnl -------------------------
dnl Check other header files.
dnl -------------------------
AC_CHECK_HEADERS([stropts.h sys/ksym.h sys/times.h sys/select.h \
sys/types.h linux/version.h netdb.h asm/types.h \
sys/param.h limits.h signal.h \
sys/socket.h netinet/in.h time.h sys/time.h])
dnl Utility macro to avoid retyping includes all the time
m4_define([QUAGGA_INCLUDES],
[#ifdef SUNOS_5
#define _XPG4_2
#define __EXTENSIONS__
#endif
#include <stdio.h>
#if STDC_HEADERS
# include <stdlib.h>
# include <stddef.h>
#else
# if HAVE_STDLIB_H
# include <stdlib.h>
# endif
#endif
#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
/* sys/conf.h depends on param.h on FBSD at least */
#if HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
/* Required for MAXSIG */
#if HAVE_SIGNAL_H
# include <signal.h>
#endif
#if HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
#if HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#ifdef TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
# else
# include <time.h>
# endif
#endif /* TIME_WITH_SYS_TIME */
])dnl
dnl HAVE_NET_IF_H must be discovered by the time the longer AC_CHECK_HEADERS
dnl round below execution begins, otherwise it doesn't properly detect
dnl HAVE_NETINET6_IN6_VAR_H, HAVE_NET_IF_VAR_H and HAVE_STRUCT_IN6_ALIASREQ
dnl on FreeBSD (BZ#408).
AC_CHECK_HEADERS([net/if.h], [], [], QUAGGA_INCLUDES)
m4_define([QUAGGA_INCLUDES],
QUAGGA_INCLUDES
[#if HAVE_NET_IF_H
# include <net/if.h>
#endif
])dnl
dnl Same applies for HAVE_NET_IF_VAR_H, which HAVE_NETINET6_ND6_H and
dnl HAVE_NETINET_IN_VAR_H depend upon. But if_var.h depends on if.h, hence
dnl an additional round for it.
AC_CHECK_HEADERS([net/if_var.h], [], [], QUAGGA_INCLUDES)
m4_define([QUAGGA_INCLUDES],
QUAGGA_INCLUDES
[#if HAVE_NET_IF_VAR_H
# include <net/if_var.h>
#endif
])dnl
AC_CHECK_HEADERS([sys/un.h netinet/in_systm.h netinet/in_var.h \
net/if_dl.h net/netopt.h net/route.h \
inet/nd.h arpa/inet.h netinet/ip_icmp.h \
fcntl.h stddef.h sys/ioctl.h syslog.h wchar.h wctype.h \
sys/sysctl.h sys/sockio.h kvm.h sys/conf.h],
[], [], QUAGGA_INCLUDES)
AC_CHECK_HEADERS([ucontext.h], [], [],
[#ifndef __USE_GNU
#define __USE_GNU
#endif /* __USE_GNU */
QUAGGA_INCLUDES
])
m4_define([QUAGGA_INCLUDES],
QUAGGA_INCLUDES
[#if HAVE_SYS_UN_H
# include <sys/un.h>
#endif
#if HAVE_NETINET_IN_SYSTM_H
# include <netinet/in_systm.h>
#endif
#if HAVE_NETINET_IN_VAR_H
# include <netinet/in_var.h>
#endif
#if HAVE_NET_IF_DL_H
# include <net/if_dl.h>
#endif
#if HAVE_NET_NETOPT_H
# include <net/netopt.h>
#endif
#if HAVE_NET_ROUTE_H
# include <net/route.h>
#endif
#if HAVE_INET_ND_H
# include <inet/nd.h>
#endif
#if HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif
/* Required for IDRP */
#if HAVE_NETINET_IP_ICMP_H
# include <netinet/ip_icmp.h>
#endif
])dnl
dnl V6 headers are checked below, after we check for v6
dnl Some systems (Solaris 2.x) require libnsl (Network Services Library)
case "$host" in
[*-sunos5.[6-7]*] | [*-solaris2.[6-7]*])
opsys=sol2-6
AC_DEFINE(SUNOS_56, 1, SunOS 5.6 to 5.7)
AC_DEFINE(SUNOS_5, 1, SunOS 5)
AC_CHECK_LIB(xnet, main)
CURSES=-lcurses
;;
[*-sunos5.[8-9]] \
| [*-sunos5.1[0-9]] \
| [*-sunos5.1[0-9].[0-9]] \
| [*-solaris2.[8-9]] \
| [*-solaris2.1[0-9]] \
| [*-solaris2.1[0-9].[0-9]])
opsys=sol8
AC_DEFINE(SUNOS_59, 1, [SunOS 5.8 up])
AC_DEFINE(SUNOS_5, 1, [SunOS 5])
AC_CHECK_LIB(socket, main)
AC_CHECK_LIB(nsl, main)
AC_CHECK_LIB(umem, main)
AC_CHECK_FUNCS([printstack],
[AC_DEFINE([HAVE_PRINTSTACK],1,[Solaris printstack])
AC_DEFINE([HAVE_STACK_TRACE],1,[Stack symbols decode functionality])
])
CURSES=-lcurses
;;
*-sunos5* | *-solaris2*)
AC_DEFINE(SUNOS_5,,SunOS 5, Unknown SunOS)
AC_CHECK_LIB(socket, main)
AC_CHECK_LIB(nsl, main)
CURSES=-lcurses
;;
*-linux*)
opsys=gnu-linux
AC_DEFINE(GNU_LINUX,,GNU Linux)
;;
*-nec-sysv4*)
AC_CHECK_LIB(nsl, gethostbyname)
AC_CHECK_LIB(socket, socket)
;;
*-openbsd*)
opsys=openbsd
AC_DEFINE(OPEN_BSD,,OpenBSD)
;;
*-bsdi*)
opsys=bsdi
OTHER_METHOD="mtu_kvm.o"
AC_CHECK_LIB(kvm, main)
;;
*-irix6.5)
opsys=irix
AC_DEFINE(IRIX_65,,IRIX 6.5)
;;
esac
AC_SYS_LARGEFILE
dnl ---------------------
dnl Integrated VTY option
dnl ---------------------
case "${enable_vtysh}" in
"yes") VTYSH="vtysh";
AC_DEFINE(VTYSH,,VTY shell)
AC_PATH_PROG(PERL, perl)
dnl Vtysh uses libreadline, which looks for termcap functions at
dnl configure time. We follow readlines search order.
dnl The required procedures are in libtermcap on NetBSD, in
dnl [TODO] on Linux, and in [TODO] on Solaris.
AC_CHECK_LIB(termcap, tputs, LIBREADLINE="$LIBREADLINE -ltermcap",
[AC_CHECK_LIB(tinfo, tputs, LIBREADLINE="$LIBREADLINE -ltinfo",
[AC_CHECK_LIB(curses, tputs, LIBREADLINE="$LIBREADLINE -lcurses",
[AC_CHECK_LIB(ncurses, tputs,
LIBREADLINE="$LIBREADLINE -lncurses")]
)]
)]
)
AC_CHECK_LIB(readline, main, LIBREADLINE="$LIBREADLINE -lreadline",,
"$LIBREADLINE")
if test $ac_cv_lib_readline_main = no; then
AC_MSG_ERROR([vtysh needs libreadline but was not found and usable on your system.])
fi
AC_CHECK_HEADER(readline/history.h)
if test $ac_cv_header_readline_history_h = no;then
AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
fi
AC_CHECK_LIB(readline, rl_completion_matches,
LIBREADLINE="$LIBREADLINE",, "$LIBREADLINE")
if test $ac_cv_lib_readline_rl_completion_matches = no; then
AC_DEFINE(rl_completion_matches,completion_matches,Old readline)
fi
;;
"no" ) VTYSH="";;
* ) ;;
esac
AC_SUBST(LIBREADLINE)
dnl ----------
dnl PAM module
dnl
dnl Quagga detects the PAM library it is built against by checking for a
dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
dnl is known to #include pam_appl.h, the standard header of a PAM library, and
dnl openpam.h doesn't do that, although depends on the header too. Hence a
dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
dnl of OpenPAM.
dnl ----------
if test "$with_libpam" = "yes"; then
AC_CHECK_HEADER([security/pam_misc.h],
[AC_DEFINE(HAVE_PAM_MISC_H,,Have pam_misc.h)
AC_DEFINE(PAM_CONV_FUNC,misc_conv,Have misc_conv)
pam_conv_func="misc_conv"
],
[], QUAGGA_INCLUDES)
AC_CHECK_HEADER([security/openpam.h],
[AC_DEFINE(HAVE_OPENPAM_H,,Have openpam.h)
AC_DEFINE(PAM_CONV_FUNC,openpam_ttyconv,Have openpam_ttyconv)
pam_conv_func="openpam_ttyconv"
],
[], QUAGGA_INCLUDES[#include <security/pam_appl.h>])
if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
AC_MSG_WARN([*** pam support will not be built ***])
with_libpam="no"
fi
fi
if test "$with_libpam" = "yes"; then
dnl took this test from proftpds configure.in and suited to our needs
dnl -------------------------------------------------------------------------
dnl
dnl This next check looks funky due to a linker problem with some versions
dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
dnl omitted requiring libdl linking information. PAM-0.72 or better ships
dnl with RedHat 6.2 and Debian 2.2 or better.
AC_CHECK_LIB(pam, pam_start,
[AC_CHECK_LIB(pam, $pam_conv_func,
[AC_DEFINE(USE_PAM,,Use PAM for authentication)
LIBPAM="-lpam"],
[AC_DEFINE(USE_PAM,,Use PAM for authentication)
LIBPAM="-lpam -lpam_misc"]
)
],
[AC_CHECK_LIB(pam, pam_end,
[AC_CHECK_LIB(pam, $pam_conv_func,
[AC_DEFINE(USE_PAM,,Use PAM for authentication)
LIBPAM="-lpam -ldl"],
[AC_DEFINE(USE_PAM,,Use PAM for authentication)
LIBPAM="-lpam -ldl -lpam_misc"]
)
],AC_MSG_WARN([*** pam support will not be built ***]),
[-ldl])
]
)
fi
AC_SUBST(LIBPAM)
dnl -------------------------------
dnl Endian-ness check
dnl -------------------------------
AC_WORDS_BIGENDIAN
dnl -------------------------------
dnl check the size in byte of the C
dnl -------------------------------
dnl AC_CHECK_SIZEOF(char)
dnl AC_CHECK_SIZEOF(int)
dnl AC_CHECK_SIZEOF(short)
dnl AC_CHECK_SIZEOF(long)
dnl ----------------------------
dnl check existance of functions
dnl ----------------------------
AC_FUNC_CHOWN
AC_FUNC_FNMATCH
AC_FUNC_FORK
AC_FUNC_MEMCMP
AC_FUNC_MKTIME
AC_FUNC_STRFTIME
AC_FUNC_STAT
AC_FUNC_SELECT_ARGTYPES
AC_FUNC_STRFTIME
dnl Avoid AC_FUNC_STRNLEN because it pulls in AC_SYSTEM_EXTENSIONS which
dnl can lead to strange side effects. So we just check for strnlen
dnl directly, see below.
dnl AC_FUNC_STRNLENdnl
AC_FUNC_VPRINTF
dnl -------------------------------
dnl bgpd needs pow() and hence libm
dnl -------------------------------
TMPLIBS="$LIBS"
AC_CHECK_HEADER([math.h],
[AC_CHECK_LIB([m], [pow],
[LIBM="-lm"
LIBS="$LIBS $LIBM"
AC_DEFINE(HAVE_LIBM,, Have libm)
AC_CHECK_FUNCS(pow,[],[LIBM=""])
])
])
if test x"$LIBM" = x ; then
AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
fi
LIBS="$TMPLIBS"
AC_SUBST(LIBM)
dnl ---------------
dnl other functions
dnl ---------------
AC_CHECK_FUNCS([dup2 ftruncate getcwd gethostbyname getpagesize gettimeofday \
inet_ntoa inet_aton strnlen \
memchr memmove memset select socket \
strcasecmp strchr strcspn strdup strerror \
strncasecmp strndup strrchr strspn strstr \
strtol strtoul strlcat strlcpy \
daemon snprintf vsnprintf \
if_nametoindex if_indextoname getifaddrs \
uname fcntl])
AC_CHECK_FUNCS(setproctitle, ,
[AC_CHECK_LIB(util, setproctitle,
[LIBS="$LIBS -lutil"
AC_DEFINE(HAVE_SETPROCTITLE,, Have setproctitle)
]
)
]
)
dnl ------------------------------------
dnl Determine routing get and set method
dnl ------------------------------------
AC_MSG_CHECKING(zebra between kernel interface method)
if test x"$opsys" = x"gnu-linux"; then
if test "${enable_netlink}" = "yes";then
AC_MSG_RESULT(netlink)
RT_METHOD=rt_netlink.o
AC_DEFINE(HAVE_NETLINK,,netlink)
netlink=yes
elif test "${enable_netlink}" = "no"; then
AC_MSG_RESULT(ioctl)
RT_METHOD=rt_ioctl.o
netlink=no
else
AC_MSG_RESULT(netlink)
RT_METHOD=rt_netlink.o
AC_DEFINE(HAVE_NETLINK,,netlink)
netlink=yes
fi
elif test x"$opsys" = x"sol2-6";then
AC_MSG_RESULT(Route socket)
KERNEL_METHOD="kernel_socket.o"
RT_METHOD="rt_socket.o"
elif test x"$opsys" = x"sol8";then
AC_MSG_RESULT(Route socket)
KERNEL_METHOD="kernel_socket.o"
RT_METHOD="rt_socket.o"
elif test "$opsys" = "irix" ; then
AC_MSG_RESULT(Route socket)
KERNEL_METHOD="kernel_socket.o"
RT_METHOD="rt_socket.o"
else
AC_TRY_RUN([#include <errno.h>
#include <sys/types.h>
#include <sys/socket.h>
main ()
{
int ac_sock;
ac_sock = socket (AF_ROUTE, SOCK_RAW, 0);
if (ac_sock < 0 && errno == EINVAL)
exit (1);
exit (0);
}],
[KERNEL_METHOD=kernel_socket.o
RT_METHOD=rt_socket.o
AC_MSG_RESULT(socket)],
[RT_METHOD=rt_ioctl.o
AC_MSG_RESULT(ioctl)],
[KERNEL_METHOD=kernel_socket.o
RT_METHOD=rt_socket.o
AC_MSG_RESULT(socket)])
fi
AC_SUBST(RT_METHOD)
AC_SUBST(KERNEL_METHOD)
AC_SUBST(OTHER_METHOD)
dnl --------------------------
dnl Determine IS-IS I/O method
dnl --------------------------
AC_DEFINE(ISIS_METHOD_PFPACKET, 1, [ constant value for isis method pfpacket ])
AC_DEFINE(ISIS_METHOD_DLPI, 2, [ constant value for isis method dlpi ])
AC_DEFINE(ISIS_METHOD_BPF, 3, [ constant value for isis method bpf ])
AC_CHECK_HEADER(net/bpf.h)
AC_CHECK_HEADER(sys/dlpi.h)
AC_MSG_CHECKING(zebra IS-IS I/O method)
if test x"$opsys" = x"gnu-linux"; then
AC_MSG_RESULT(pfpacket)
ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
elif test x"$opsys" = x"sol2-6" -o x"$opsys" = x"sol8"; then
AC_MSG_RESULT(DLPI)
ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
else
if test $ac_cv_header_net_bpf_h = no; then
if test $ac_cv_header_sys_dlpi_h = no; then
AC_MSG_RESULT(none)
AC_MSG_WARN([*** IS-IS support will not be built ***])
ISISD=""
else
AC_MSG_RESULT(DLPI)
fi
ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
else
AC_MSG_RESULT(BPF)
ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
fi
fi
AC_DEFINE_UNQUOTED(ISIS_METHOD, $ISIS_METHOD_MACRO, [ selected method for isis, == one of the constants ])
dnl ------------------------------------
dnl check for broken CMSG_FIRSTHDR macro
dnl ------------------------------------
AC_MSG_CHECKING(for broken CMSG_FIRSTHDR)
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#ifdef SUNOS_5
#define _XPG4_2
#define __EXTENSIONS__
#endif
#ifdef HAVE_STDLIB_H
# include <stdlib.h>
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
main()
{
struct msghdr msg;
char buf[4];
msg.msg_control = buf;
msg.msg_controllen = 0;
if (CMSG_FIRSTHDR(&msg) != NULL)
exit(0);
exit (1);
}]])],[AC_MSG_RESULT(yes - using workaround) AC_DEFINE(HAVE_BROKEN_CMSG_FIRSTHDR,,Broken CMSG_FIRSTHDR)],
[AC_MSG_RESULT(no)],[AC_MSG_RESULT(no)])
dnl ------------------------------
dnl check kernel route read method
dnl ------------------------------
AC_CACHE_CHECK([route read method], [quagga_cv_rtread_method],
[if test "x$netlink" = xyes; then
quagga_cv_rtread_method="netlink"
else
for quagga_cv_rtread_method in /proc/net/route /dev/ip /dev/null;
do
test x`ls $quagga_cv_rtread_method 2>/dev/null` = x"$quagga_cv_rtread_method" && break
done
case $quagga_cv_rtread_method in
"/proc/net/route") quagga_cv_rtread_method="proc";;
"/dev/ip")
case "$host" in
*-freebsd*) quagga_cv_rtread_method="sysctl";;
*) quagga_cv_rtread_method="getmsg";;
esac;;
*)
quagga_cv_rtread_method="sysctl";;
esac
fi])
RTREAD_METHOD=rtread_${quagga_cv_rtread_method}.o
AC_SUBST(RTREAD_METHOD)
dnl -----------------------------
dnl check interface lookup method
dnl -----------------------------
IOCTL_METHOD=ioctl.o
AC_MSG_CHECKING(interface looking up method)
if test "$netlink" = yes; then
AC_MSG_RESULT(netlink)
IF_METHOD=if_netlink.o
elif test "$opsys" = "sol2-6";then
AC_MSG_RESULT(Solaris GIF)
IF_METHOD=if_ioctl.o
elif test "$opsys" = "sol8";then
AC_MSG_RESULT(Solaris GLIF)
IF_METHOD=if_ioctl_solaris.o
IOCTL_METHOD=ioctl_solaris.o
elif test "$opsys" = "irix" ; then
AC_MSG_RESULT(IRIX)
IF_METHOD=if_ioctl.o
elif test "$opsys" = "openbsd";then
AC_MSG_RESULT(openbsd)
IF_METHOD=if_ioctl.o
elif grep NET_RT_IFLIST /usr/include/sys/socket.h >/dev/null 2>&1; then
AC_MSG_RESULT(sysctl)
IF_METHOD=if_sysctl.o
AC_DEFINE(HAVE_NET_RT_IFLIST,,NET_RT_IFLIST)
else
AC_MSG_RESULT(ioctl)
IF_METHOD=if_ioctl.o
fi
AC_SUBST(IF_METHOD)
AC_SUBST(IOCTL_METHOD)
dnl ---------------------------------------------------------------
dnl figure out how to specify an interface in multicast sockets API
dnl ---------------------------------------------------------------
AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], QUAGGA_INCLUDES)
AC_MSG_CHECKING([for BSD struct ip_mreq hack])
AC_TRY_COMPILE([#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif],[#if (defined(__FreeBSD__) && ((__FreeBSD_version >= 500022 && __FreeBSD_version < 700000) || (__FreeBSD_version < 500000 && __FreeBSD_version >= 440000))) || (defined(__NetBSD__) && defined(__NetBSD_Version__) && __NetBSD_Version__ >= 106010000)
return (0);
#else
#error No support for BSD struct ip_mreq hack detected
#endif],[AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_BSD_STRUCT_IP_MREQ_HACK,,[Can pass ifindex in struct ip_mreq])],
AC_MSG_RESULT(no))
AC_MSG_CHECKING([for RFC3678 protocol-independed API])
AC_TRY_COMPILE([
#include <sys/types.h>
#include <netinet/in.h>
], [struct group_req gr; int sock; setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
], [AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_RFC3678,1,[Have RFC3678 protocol-independed API])],
AC_MSG_RESULT(no))
dnl ---------------------------------------------------------------
dnl figure out how to check link-state
dnl ---------------------------------------------------------------
AC_CHECK_HEADER([net/if.h],
[AC_CHECK_HEADER( [net/if_media.h],
[m4_define([LINK_DETECT_INCLUDES],
QUAGGA_INCLUDES
[#include <net/if_media.h>
])
AC_CHECK_MEMBERS( [struct ifmediareq.ifm_status],
AC_DEFINE(HAVE_BSD_LINK_DETECT,,[BSD link-detect]),
[], LINK_DETECT_INCLUDES)],
[],
QUAGGA_INCLUDES)],
[], QUAGGA_INCLUDES )
dnl ------------------------
dnl TCP_MD5SIG socket option
dnl ------------------------
AC_CHECK_HEADER([netinet/tcp.h],
[m4_define([MD5_INCLUDES],
QUAGGA_INCLUDES
[#include <netinet/tcp.h>
])
AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
[],
QUAGGA_INCLUDES)
if test $ac_cv_have_decl_TCP_MD5SIG = no; then
AC_CHECK_HEADER([linux/tcp.h],
[m4_define([MD5_INCLUDES],
QUAGGA_INCLUDES
[#include <linux/tcp.h>
])
AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
fi
dnl -----------------------
dnl check proc file system.
dnl -----------------------
if test "$netlink" != yes; then
if test -r /proc/net/dev; then
AC_DEFINE(HAVE_PROC_NET_DEV,,/proc/net/dev)
IF_PROC=if_proc.o
fi
if test -r /proc/net/if_inet6; then
AC_DEFINE(HAVE_PROC_NET_IF_INET6,,/proc/net/if_inet6)
IF_PROC=if_proc.o