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##
## Configure template file for FRRouting.
## autoconf will generate a 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([2.60])
AC_INIT([frr], [7.1-dev], [https://github.com/frrouting/frr/issues])
PACKAGE_URL="https://frrouting.org/"
AC_SUBST([PACKAGE_URL])
PACKAGE_FULLNAME="FRRouting"
AC_SUBST([PACKAGE_FULLNAME])
CONFIG_ARGS="`echo $ac_configure_args | sed -e \"s% '[[A-Z]]*FLAGS=[[^']]\+'%%g\"`"
AC_SUBST([CONFIG_ARGS])
AC_CONFIG_SRCDIR([lib/zebra.h])
AC_CONFIG_MACRO_DIR([m4])
dnl -----------------------------------
dnl Get hostname and other information.
dnl -----------------------------------
AC_CANONICAL_BUILD()
AC_CANONICAL_HOST()
AS_IF([test "$host" != "$build"], [
if test "$srcdir" = "."; then
AC_MSG_ERROR([cross-compilation is only possible with builddir separate from srcdir. create a separate directory and run as .../path-to-frr/configure.])
fi
test -d hosttools || mkdir hosttools
abssrc="`cd \"${srcdir}\"; pwd`"
AC_MSG_NOTICE([...])
AC_MSG_NOTICE([... cross-compilation: creating hosttools directory and self-configuring for build platform tools])
AC_MSG_NOTICE([... use HOST_CPPFLAGS / HOST_CFLAGS / HOST_LDFLAGS if neccessary])
AC_MSG_NOTICE([...])
( CPPFLAGS="$HOST_CPPFLAGS"; \
CFLAGS="$HOST_CFLAGS"; \
LDFLAGS="$HOST_LDFLAGS"; \
cd hosttools; "${abssrc}/configure" "--host=$build" "--build=$build" "--enable-clippy-only" "--disable-nhrpd" "--disable-vtysh"; )
AC_MSG_NOTICE([...])
AC_MSG_NOTICE([... cross-compilation: finished self-configuring for build platform tools])
AC_MSG_NOTICE([...])
build_clippy="false"
HOSTTOOLS="hosttools/"
], [
build_clippy="true"
HOSTTOOLS=""
])
AC_SUBST([HOSTTOOLS])
AM_CONDITIONAL([BUILD_CLIPPY], [$build_clippy])
# Disable portability warnings -- our automake code (in particular
# common.am) uses some constructs specific to gmake.
AM_INIT_AUTOMAKE([1.12 -Wno-portability foreign])
m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])
AM_SILENT_RULES([yes])
AC_CONFIG_HEADERS([config.h])
AC_PATH_PROG([PERL], [perl])
PKG_PROG_PKG_CONFIG
dnl default is to match previous behavior
exampledir=${sysconfdir}
AC_ARG_ENABLE([exampledir],
AS_HELP_STRING([--enable-exampledir],
[specify alternate directory for examples]),
exampledir="$enableval",)
dnl XXX add --exampledir to autoconf standard directory list somehow
AC_SUBST([exampledir])
dnl default is to match previous behavior
pkgsrcrcdir=""
AC_ARG_ENABLE([pkgsrcrcdir],
AS_HELP_STRING([--enable-pkgsrcrcdir],
[specify directory for rc.d scripts]),
pkgsrcrcdir="$enableval",)
dnl XXX add --pkgsrcrcdir to autoconf standard directory list somehow
AC_SUBST([pkgsrcrcdir])
AM_CONDITIONAL([PKGSRC], [test "x$pkgsrcrcdir" != "x"])
AC_ARG_WITH([moduledir], [AS_HELP_STRING([--with-moduledir=DIR], [module directory (${libdir}/frr/modules)])], [
moduledir="$withval"
], [
moduledir="\${libdir}/frr/modules"
])
AC_SUBST([moduledir], [$moduledir])
AC_ARG_WITH([yangmodelsdir], [AS_HELP_STRING([--with-yangmodelsdir=DIR], [yang models directory (${datarootdir}/yang)])], [
yangmodelsdir="$withval"
], [
yangmodelsdir="\${datarootdir}/yang"
])
AC_SUBST([yangmodelsdir])
AC_ARG_WITH([libyang_pluginsdir], [AS_HELP_STRING([--with-libyang-pluginsdir=DIR], [yangmodule plugins directory (${libdir}/frr/libyang_plugins)])], [
libyang_pluginsdir="$withval"
], [
libyang_pluginsdir="\${libdir}/frr/libyang_plugins"
])
AC_SUBST([libyang_pluginsdir])
AC_ARG_ENABLE(tcmalloc,
AS_HELP_STRING([--enable-tcmalloc], [Turn on tcmalloc]),
[case "${enableval}" in
yes) tcmalloc_enabled=true
LIBS="$LIBS -ltcmalloc_minimal"
;;
no) tcmalloc_enabled=false ;;
*) AC_MSG_ERROR([bad value ${enableval} for --enable-tcmalloc]) ;;
esac],[tcmalloc_enabled=false])
dnl Thanks autoconf, but we don't want a default -g -O2. We have our own
dnl flag determination logic.
CFLAGS="${CFLAGS:-}"
dnl --------------------
dnl Check CC and friends
dnl --------------------
dnl note orig_cflags is also used further down
orig_cflags="$CFLAGS"
AC_LANG([C])
AC_PROG_CC
AC_PROG_CPP
AM_PROG_CC_C_O
dnl remove autoconf default "-g -O2"
CFLAGS="$orig_cflags"
AC_PROG_CC_C99
dnl NB: see C11 below
AC_PROG_EGREP
PKG_PROG_PKG_CONFIG
dnl autoconf 2.59 appears not to support AC_PROG_SED
dnl AC_PROG_SED
AC_CHECK_PROG([SED],[sed],[sed],[/bin/false])
dnl try and enable CFLAGS that are useful for FRR
dnl - specifically, options to control warnings
AC_USE_SYSTEM_EXTENSIONS
AC_DEFUN([AC_C_FLAG], [{
m4_pushdef([cachename],[m4_translit([frr_cv_$1],[ =-+],[____])])
AC_CACHE_CHECK([[whether $CC supports $1]], cachename, [
AC_LANG_PUSH([C])
ac_c_flag_save="$CFLAGS"
CFLAGS="$CFLAGS $1"
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[]])],
[
cachename=yes
], [
cachename=no
])
CFLAGS="$ac_c_flag_save"
AC_LANG_POP([C])
])
if test "${cachename}" = yes; then
m4_if([$3], [], [CFLAGS="$CFLAGS $1"], [$3])
else
:
$2
fi
m4_popdef([cachename])
}])
AC_DEFUN([AC_LINK_IFELSE_FLAGS], [{
AC_LANG_PUSH([C])
ac_cflags_save="$CFLAGS"
ac_libs_save="$LIBS"
CFLAGS="$CFLAGS $1"
LIBS="$LIBS $2"
AC_LINK_IFELSE(
[$3],
[
AC_MSG_RESULT([yes])
CFLAGS="$ac_cflags_save"
LIBS="$ac_libs_save"
$5
], [
AC_MSG_RESULT([no])
CFLAGS="$ac_cflags_save"
LIBS="$ac_libs_save"
$4
])
AC_LANG_POP([C])
}])
dnl ICC won't bail on unknown options without -diag-error 10006
dnl need to do this first so we get useful results for the other options
AC_C_FLAG([-diag-error 10006])
dnl AC_PROG_CC_C99 may change CC to include -std=gnu99 or something
ac_cc="$CC"
CC="${CC% -std=gnu99}"
CC="${CC% -std=c99}"
AC_C_FLAG([-std=gnu11], [CC="$ac_cc"], [CC="$CC -std=gnu11"])
dnl if the user has specified any CFLAGS, override our settings
if test "x${enable_gcov}" = "xyes"; then
if test "z$orig_cflags" = "z"; then
AC_C_FLAG([-coverage])
AC_C_FLAG([-O0])
fi
LDFLAGS="${LDFLAGS} -lgcov"
elif test "x${enable_dev_build}" = "xyes"; then
AC_DEFINE([DEV_BUILD], [1], [Build for development])
if test "z$orig_cflags" = "z"; then
AC_C_FLAG([-g3])
AC_C_FLAG([-O0])
fi
if test "x${enable_lua}" = "xyes"; then
AC_CHECK_LIB([lua], [lua_newstate],
[LIBS="$LIBS -llua"])
AC_DEFINE([HAVE_LUA], [1], [Lua enabled for development])
fi
else
if test "x${enable_lua}" = "xyes"; then
AC_MSG_ERROR([Lua is not meant to be built/used outside of development at this time])
fi
if test "z$orig_cflags" = "z"; then
AC_C_FLAG([-g])
AC_C_FLAG([-Os], [
AC_C_FLAG([-O2])
])
fi
fi
AM_CONDITIONAL([DEV_BUILD], [test "x$enable_dev_build" = "xyes"])
dnl always want these CFLAGS
AC_C_FLAG([-fno-omit-frame-pointer])
AC_C_FLAG([-funwind-tables])
AC_C_FLAG([-Wall])
AC_C_FLAG([-Wextra])
AC_C_FLAG([-Wmissing-prototypes])
AC_C_FLAG([-Wmissing-declarations])
AC_C_FLAG([-Wpointer-arith])
AC_C_FLAG([-Wbad-function-cast])
AC_C_FLAG([-Wwrite-strings])
if test x"${enable_gcc_ultra_verbose}" = x"yes" ; then
AC_C_FLAG([-Wcast-qual])
AC_C_FLAG([-Wstrict-prototypes])
AC_C_FLAG([-Wmissing-noreturn])
AC_C_FLAG([-Wmissing-format-attribute])
AC_C_FLAG([-Wunreachable-code])
AC_C_FLAG([-Wpacked])
AC_C_FLAG([-Wpadded])
AC_C_FLAG([-Wshadow])
else
AC_C_FLAG([-Wno-unused-result])
fi
AC_C_FLAG([-Wno-unused-parameter])
AC_C_FLAG([-Wno-missing-field-initializers])
AC_C_FLAG([-Wc++-compat], [], [CXX_COMPAT_CFLAGS="-Wc++-compat"])
AC_SUBST([CXX_COMPAT_CFLAGS])
dnl ICC emits a broken warning for const char *x = a ? "b" : "c";
dnl for some reason the string consts get 'promoted' to char *,
dnl triggering a const to non-const conversion warning.
AC_C_FLAG([-diag-disable 3179])
if test x"${enable_werror}" = x"yes" ; then
WERROR="-Werror"
fi
AC_SUBST([WERROR])
SAN_FLAGS=""
if test "$enable_address_sanitizer" = "yes"; then
AC_C_FLAG([-fsanitize=address], [
AC_MSG_ERROR([$CC does not support Address Sanitizer.])
], [
SAN_FLAGS="$SAN_FLAGS -fsanitize=address"
])
fi
if test "$enable_thread_sanitizer" = "yes"; then
AC_C_FLAG([-fsanitize=thread], [
AC_MSG_ERROR([$CC does not support Thread Sanitizer.])
], [
SAN_FLAGS="$SAN_FLAGS -fsanitize=thread"
])
fi
if test "$enable_memory_sanitizer" = "yes"; then
AC_C_FLAG([-fsanitize=thread -fPIE -pie], [
AC_MSG_ERROR([$CC does not support Thread Sanitizer.])
], [
SAN_FLAGS="-fsanitize=memory -fPIE -pie"
])
fi
AC_SUBST([SAN_FLAGS])
dnl ----------
dnl Essentials
dnl ----------
AX_PTHREAD([
CC="$PTHREAD_CC"
CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
LIBS="$PTHREAD_LIBS $LIBS"
], [
AC_MSG_FAILURE([This FRR version needs pthreads])
])
AC_SEARCH_LIBS([pthread_condattr_setclock], [],
[frr_cv_pthread_condattr_setclock=yes],
[frr_cv_pthread_condattr_setclock=no])
if test "$frr_cv_pthread_condattr_setclock" = yes; then
AC_DEFINE([HAVE_PTHREAD_CONDATTR_SETCLOCK], [1], [Have pthread.h pthread_condattr_setclock])
fi
dnl --------------
dnl Check programs
dnl --------------
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_CHECK_TOOL([AR], [ar])
dnl -------
dnl libtool
dnl -------
AC_ARG_ENABLE([static-bin],
AS_HELP_STRING([--enable-static-bin], [link binaries statically]))
LT_INIT
_LT_CONFIG_LIBTOOL([
patch -N -i "${srcdir}/m4/libtool-whole-archive.patch" libtool >&AS_MESSAGE_LOG_FD || \
AC_MSG_WARN([Could not patch libtool for static linking support. Loading modules into a statically linked daemon will fail.])
])
if test "$enable_static_bin" = "yes"; then
AC_LDFLAGS="-static"
if test "$enable_static" != "yes"; then
AC_MSG_ERROR([The --enable-static-bin option must be combined with --enable-static.])
fi
fi
if test "$enable_shared" != "yes"; then
AC_MSG_ERROR([FRR cannot be built with --disable-shared. If you want statically linked daemons, use --enable-shared --enable-static --enable-static-bin])
fi
AC_SUBST([AC_LDFLAGS])
AM_CONDITIONAL([STATIC_BIN], [test "x$enable_static_bin" = "xyes"])
dnl $AR and $RANLIB are set by LT_INIT above
AC_MSG_CHECKING([whether $AR supports D option])
if $AR crD conftest.a >/dev/null 2>/dev/null; then
AC_MSG_RESULT([yes])
dnl ARFLAGS is for automake, AR_FLAGS for libtool m-(
ARFLAGS="crD"
AR_FLAGS="crD"
else
AC_MSG_RESULT([no])
ARFLAGS="cru"
AR_FLAGS="cru"
fi
AC_SUBST([ARFLAGS])
AC_SUBST([AR_FLAGS])
AC_MSG_CHECKING([whether $RANLIB supports D option])
if $RANLIB -D conftest.a >/dev/null 2>/dev/null; then
AC_MSG_RESULT([yes])
RANLIB="$RANLIB -D"
else
AC_MSG_RESULT([no])
fi
AC_SUBST([RANLIB])
test -f conftest.a && rm conftest.a
dnl ----------------------
dnl Packages configuration
dnl ----------------------
if test -f config.version; then
. ./config.version
elif test -f "${srcdir}/config.version"; then
. "${srcdir}/config.version"
fi
AC_ARG_WITH([pkg-extra-version],
AS_HELP_STRING([--with-pkg-extra-version=VER], [add extra version field, for packagers/distributions]), [
if test "$withval" = "no"; then
EXTRAVERSION=
else
EXTRAVERSION=$withval
fi
], [])
AC_ARG_WITH([pkg-git-version],
AS_HELP_STRING([--with-pkg-git-version], [add git information to MOTD and build version string]),
[ test "x$withval" != "xno" && with_pkg_git_version="yes" ])
AC_ARG_WITH([vtysh_pager],
AS_HELP_STRING([--with-vtysh-pager=PAGER], [control what pager is compiled in as default]),
VTYSH_PAGER=$withval, VTYSH_PAGER="more")
AC_ARG_ENABLE([vtysh],
AS_HELP_STRING([--disable-vtysh], [do not build integrated vty shell for FRR]))
AC_ARG_ENABLE([doc],
AS_HELP_STRING([--disable-doc], [do not build docs]))
AC_ARG_ENABLE([doc-html],
AS_HELP_STRING([--enable-doc-html], [build HTML docs]))
AC_ARG_ENABLE([zebra],
AS_HELP_STRING([--disable-zebra], [do not build zebra daemon]))
AC_ARG_ENABLE([bgpd],
AS_HELP_STRING([--disable-bgpd], [do not build bgpd]))
AC_ARG_ENABLE([ripd],
AS_HELP_STRING([--disable-ripd], [do not build ripd]))
AC_ARG_ENABLE([ripngd],
AS_HELP_STRING([--disable-ripngd], [do not build ripngd]))
AC_ARG_ENABLE([ospfd],
AS_HELP_STRING([--disable-ospfd], [do not build ospfd]))
AC_ARG_ENABLE([ospf6d],
AS_HELP_STRING([--disable-ospf6d], [do not build ospf6d]))
AC_ARG_ENABLE([ldpd],
AS_HELP_STRING([--disable-ldpd], [do not build ldpd]))
AC_ARG_ENABLE([nhrpd],
AS_HELP_STRING([--disable-nhrpd], [do not build nhrpd]))
AC_ARG_ENABLE([eigrpd],
AS_HELP_STRING([--disable-eigrpd], [do not build eigrpd]))
AC_ARG_ENABLE([babeld],
AS_HELP_STRING([--disable-babeld], [do not build babeld]))
AC_ARG_ENABLE([watchfrr],
AS_HELP_STRING([--disable-watchfrr], [do not build watchfrr]))
AC_ARG_ENABLE([isisd],
AS_HELP_STRING([--disable-isisd], [do not build isisd]))
AC_ARG_ENABLE([pimd],
AS_HELP_STRING([--disable-pimd], [do not build pimd]))
AC_ARG_ENABLE([pbrd],
AS_HELP_STRING([--disable-pbrd], [do not build pbrd]))
AC_ARG_ENABLE([sharpd],
AS_HELP_STRING([--enable-sharpd], [build sharpd]))
AC_ARG_ENABLE([staticd],
AS_HELP_STRING([--disable-staticd], [do not build staticd]))
AC_ARG_ENABLE([fabricd],
AS_HELP_STRING([--disable-fabricd], [do not build fabricd]))
AC_ARG_ENABLE([bgp-announce],
AS_HELP_STRING([--disable-bgp-announce,], [turn off BGP route announcement]))
AC_ARG_ENABLE([bgp-vnc],
AS_HELP_STRING([--disable-bgp-vnc],[turn off BGP VNC support]))
AC_ARG_ENABLE([snmp],
AS_HELP_STRING([--enable-snmp], [enable SNMP support for agentx]))
AC_ARG_ENABLE([config_rollbacks],
AS_HELP_STRING([--enable-config-rollbacks], [enable configuration rollbacks (requires sqlite3)]))
AC_ARG_ENABLE([confd],
AS_HELP_STRING([--enable-confd=ARG], [enable confd integration]))
AC_ARG_ENABLE([sysrepo],
AS_HELP_STRING([--enable-sysrepo], [enable sysrepo integration]))
AC_ARG_ENABLE([zeromq],
AS_HELP_STRING([--enable-zeromq], [enable ZeroMQ handler (libfrrzmq)]))
AC_ARG_WITH([libpam],
AS_HELP_STRING([--with-libpam], [use libpam for PAM support in vtysh]))
AC_ARG_ENABLE([ospfapi],
AS_HELP_STRING([--disable-ospfapi], [do not build OSPFAPI to access the OSPF LSA Database]))
AC_ARG_ENABLE([ospfclient],
AS_HELP_STRING([--disable-ospfclient], [do not build OSPFAPI client for OSPFAPI,
(this is the default if --disable-ospfapi is set)]))
AC_ARG_ENABLE([multipath],
AS_HELP_STRING([--enable-multipath=ARG], [enable multipath function, ARG must be digit]))
AC_ARG_ENABLE([user],
AS_HELP_STRING([--enable-user=USER], [user to run FRR suite as (default frr)]))
AC_ARG_ENABLE([group],
AS_HELP_STRING([--enable-group=GROUP], [group to run FRR suite as (default frr)]))
AC_ARG_ENABLE([vty_group],
AS_HELP_STRING([--enable-vty-group=ARG], [set vty sockets to have specified group as owner]))
AC_ARG_ENABLE([configfile_mask],
AS_HELP_STRING([--enable-configfile-mask=ARG], [set mask for config files]))
AC_ARG_ENABLE([logfile_mask],
AS_HELP_STRING([--enable-logfile-mask=ARG], [set mask for log files]))
AC_ARG_ENABLE([shell_access],
AS_HELP_STRING([--enable-shell-access], [Allow users to access shell/telnet/ssh]))
AC_ARG_ENABLE([realms],
AS_HELP_STRING([--enable-realms], [enable REALMS support under Linux]))
AC_ARG_ENABLE([rtadv],
AS_HELP_STRING([--disable-rtadv], [disable IPV6 router advertisement feature]))
AC_ARG_ENABLE([irdp],
AS_HELP_STRING([--disable-irdp], [enable IRDP server support in zebra (default if supported)]))
AC_ARG_ENABLE([capabilities],
AS_HELP_STRING([--disable-capabilities], [disable using POSIX capabilities]))
AC_ARG_ENABLE([rusage],
AS_HELP_STRING([--disable-rusage], [disable using getrusage]))
AC_ARG_ENABLE([gcc_ultra_verbose],
AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings]))
AC_ARG_ENABLE([backtrace],
AS_HELP_STRING([--disable-backtrace,], [disable crash backtraces (default autodetect)]))
AC_ARG_ENABLE([time-check],
AS_HELP_STRING([--disable-time-check], [disable slow thread warning messages]))
AC_ARG_ENABLE([pcreposix],
AS_HELP_STRING([--enable-pcreposix], [enable using PCRE Posix libs for regex functions]))
AC_ARG_ENABLE([fpm],
AS_HELP_STRING([--enable-fpm], [enable Forwarding Plane Manager support]))
AC_ARG_ENABLE([systemd],
AS_HELP_STRING([--enable-systemd], [enable Systemd support]))
AC_ARG_ENABLE([werror],
AS_HELP_STRING([--enable-werror], [enable -Werror (recommended for developers only)]))
AC_ARG_ENABLE([cumulus],
AS_HELP_STRING([--enable-cumulus], [enable Cumulus Switch Special Extensions]))
AC_ARG_ENABLE([datacenter],
AS_HELP_STRING([--enable-datacenter], [enable Compilation for Data Center Extensions]))
AC_ARG_ENABLE([fuzzing],
AS_HELP_STRING([--enable-fuzzing], [enable ability to fuzz various parts of FRR]))
AC_ARG_ENABLE([netlink_fuzzing],
AS_HELP_STRING([--enable-netlink-fuzzing], [enable ability to fuzz netlink listening socket in zebra]))
AC_ARG_ENABLE([rr-semantics],
AS_HELP_STRING([--disable-rr-semantics], [disable the v6 Route Replace semantics]))
AC_ARG_ENABLE([protobuf],
AS_HELP_STRING([--enable-protobuf], [Enable experimental protobuf support]))
AC_ARG_ENABLE([oldvpn_commands],
AS_HELP_STRING([--enable-oldvpn-commands], [Keep old vpn commands]))
AC_ARG_ENABLE([rpki],
AS_HELP_STRING([--enable-rpki], [enable RPKI prefix validation support]))
AC_ARG_ENABLE([clippy-only],
AS_HELP_STRING([--enable-clippy-only], [Only build clippy]))
AC_ARG_ENABLE([numeric_version],
AS_HELP_STRING([--enable-numeric-version], [Only numeric digits allowed in version (for Alpine)]))
AC_ARG_ENABLE([gcov],
AS_HELP_STRING([--enable-gcov], [Add code coverage information]))
AC_ARG_ENABLE([bfdd],
AS_HELP_STRING([--disable-bfdd], [do not build bfdd]))
AC_ARG_ENABLE([address-sanitizer],
AS_HELP_STRING([--enable-address-sanitizer], [enable AddressSanitizer support for detecting a wide variety of memory allocation and deallocation errors]))
AC_ARG_ENABLE([thread-sanitizer],
AS_HELP_STRING([--enable-thread-sanitizer], [enable ThreadSanitizer support for detecting data races]))
AC_ARG_ENABLE([memory-sanitizer],
AS_HELP_STRING([--enable-memory-sanitizer], [enable MemorySanitizer support for detecting uninitialized memory reads]))
AS_IF([test "${enable_clippy_only}" != "yes"], [
AC_CHECK_HEADERS([json-c/json.h])
AC_CHECK_LIB([json-c], [json_object_get], [LIBS="$LIBS -ljson-c"], [], [-lm])
if test "$ac_cv_lib_json_c_json_object_get" = no; then
AC_CHECK_LIB([json], [json_object_get], [LIBS="$LIBS -ljson"])
if test "$ac_cv_lib_json_json_object_get" = no; then
AC_MSG_ERROR([libjson is needed to compile])
fi
fi
])
AC_ARG_ENABLE([dev_build],
AS_HELP_STRING([--enable-dev-build], [build for development]))
AC_ARG_ENABLE([lua],
AS_HELP_STRING([--enable-lua], [Build Lua scripting]))
if test x"${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], [$enable_time_check], [Consumed Time Check])
fi
fi
case "${enable_systemd}" in
"no") ;;
"yes")
AC_CHECK_LIB([systemd], [sd_notify], [LIBS="$LIBS -lsystemd"])
if test $ac_cv_lib_systemd_sd_notify = no; then
AC_MSG_ERROR([enable systemd has been specified but systemd development env not found on your system])
else
AC_DEFINE([HAVE_SYSTEMD], [1], [Compile systemd support in])
fi
;;
"*") ;;
esac
if test "${enable_rr_semantics}" != "no" ; then
AC_DEFINE([HAVE_V6_RR_SEMANTICS], [1], [Compile in v6 Route Replacement Semantics])
fi
if test "${enable_datacenter}" = "yes" ; then
AC_DEFINE([HAVE_DATACENTER], [1], [Compile extensions for a DataCenter])
DFLT_NAME="datacenter"
else
DFLT_NAME="traditional"
fi
if test "${enable_fuzzing}" = "yes" ; then
AC_DEFINE([HANDLE_ZAPI_FUZZING], [1], [Compile extensions to use with a fuzzer])
fi
if test "${enable_netlink_fuzzing}" = "yes" ; then
AC_DEFINE([HANDLE_NETLINK_FUZZING], [1], [Compile extensions to use with a fuzzer for netlink])
fi
if test "${enable_cumulus}" = "yes" ; then
AC_DEFINE([HAVE_CUMULUS], [1], [Compile Special Cumulus Code in])
fi
AC_SUBST([DFLT_NAME])
AC_DEFINE_UNQUOTED([DFLT_NAME], ["$DFLT_NAME"], [Name of the configuration default set])
if test "${enable_shell_access}" = "yes"; then
AC_DEFINE([HAVE_SHELL_ACCESS], [1], [Allow user to use ssh/telnet/bash, be aware this is considered insecure])
fi
AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
#
# Python for clippy
#
AC_DEFUN([FRR_PYTHON_CHECK_WORKING], [
AC_MSG_CHECKING([whether we found a working Python version])
AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
#include <Python.h>
#if PY_VERSION_HEX < 0x02070000
#error python too old
#endif
int main(void);
],
[
{
Py_Initialize();
return 0;
}
])], [
# some python installs are missing the zlib dependency...
PYTHON_LIBS="${PYTHON_LIBS} -lz"
AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
#include <Python.h>
#if PY_VERSION_HEX < 0x02070000
#error python too old
#endif
int main(void);
],
[
{
Py_Initialize();
return 0;
}
])], [
m4_if([$1], [], [
PYTHONCONFIG=""
unset PYTHON_LIBS
unset PYTHON_CFLAGS
], [$1])
])
])
])
AS_IF([test "$host" = "$build"], [
PYTHONCONFIG=""
# ordering:
# 1. try python3, but respect the user's preference on which minor ver
# 2. try python, which might be py3 or py2 again on the user's preference
# 3. try python2 (can really only be 2.7 but eh)
# 4. try 3.6 > 3.5 > 3.4 > 3.3 > 3.2 > 2.7 through pkg-config (no user pref)
#
# (AX_PYTHON_DEVEL has no clue about py3 vs py2)
# (AX_PYTHON does not do what we need)
AC_CHECK_TOOLS([PYTHONCONFIG], [ \
python3-config \
python-config \
python2-config \
python3.6-config \
python3.5-config \
python3.4-config \
python3.3-config \
python3.2-config \
python2.7-config ])
if test -n "$PYTHONCONFIG"; then
PYTHON_CFLAGS="`\"${PYTHONCONFIG}\" --includes`"
PYTHON_LIBS="`\"${PYTHONCONFIG}\" --ldflags`"
FRR_PYTHON_CHECK_WORKING([])
fi
if test -z "$PYTHONCONFIG"; then
PKG_CHECK_MODULES([PYTHON], [python-3.6], [], [
PKG_CHECK_MODULES([PYTHON], [python-3.5], [], [
PKG_CHECK_MODULES([PYTHON], [python-3.4], [], [
PKG_CHECK_MODULES([PYTHON], [python-3.3], [], [
PKG_CHECK_MODULES([PYTHON], [python-3.2], [], [
PKG_CHECK_MODULES([PYTHON], [python-2.7], [], [
AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
])])])])])])
FRR_PYTHON_CHECK_WORKING([
AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
])
fi
])
AC_SUBST([PYTHON_CFLAGS])
AC_SUBST([PYTHON_LIBS])
#
# Logic for protobuf support.
#
if test "$enable_protobuf" = "yes"; then
# Check for protoc & protoc-c
# protoc is not required, it's only for a "be nice" helper target
AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
AC_CHECK_PROGS([PROTOC_C], [protoc-c], [/bin/false])
if test "$PROTOC_C" = "/bin/false"; then
AC_MSG_FAILURE([protobuf requested but protoc-c not found. Install protobuf-c.])
fi
PKG_CHECK_MODULES([PROTOBUF_C], [libprotobuf-c >= 0.14],, [
AC_MSG_FAILURE([protobuf requested but libprotobuf-c not found. Install protobuf-c.])
])
AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [], [
AC_MSG_FAILURE([protobuf requested but protobuf-c.h not found. Install protobuf-c.])
])
AC_DEFINE([HAVE_PROTOBUF], [1], [protobuf])
fi
AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$enable_protobuf" = "xyes"])
#
# Logic for old vpn commands support.
#
if test "$enable_oldvpn_commands" = "yes"; then
AC_DEFINE([KEEP_OLD_VPN_COMMANDS], [1], [Define for compiling with old vpn commands])
fi
#
# End of logic for protobuf support.
#
AC_MSG_CHECKING([if zebra should be configurable to send Route Advertisements])
if test "${enable_rtadv}" != "no"; then
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_RTADV], [1], [Enable IPv6 Routing Advertisement support])
else
AC_MSG_RESULT([no])
fi
if test x"${enable_user}" = x"no"; then
enable_user=""
else
if test x"${enable_user}" = x"yes" || test x"${enable_user}" = x""; then
enable_user="frr"
fi
AC_DEFINE_UNQUOTED([FRR_USER], ["${enable_user}"], [frr User])
fi
if test x"${enable_group}" = x"no"; then
enable_group=""
else
if test x"${enable_group}" = x"yes" || test x"${enable_group}" = x""; then
enable_group="frr"
fi
AC_DEFINE_UNQUOTED([FRR_GROUP], ["${enable_group}"], [frr Group])
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])
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])
MPATH_NUM=16
case "${enable_multipath}" in
0)
MPATH_NUM=64
;;
[[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
MPATH_NUM="${enable_multipath}"
;;
"")
;;
*)
AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
;;
esac
AC_DEFINE_UNQUOTED([MULTIPATH_NUM], [$MPATH_NUM], [Maximum number of paths for a route])
AC_DEFINE_UNQUOTED([VTYSH_PAGER], ["$VTYSH_PAGER"], [What pager to use])
dnl --------------------
dnl Enable code coverage
dnl --------------------
AM_CONDITIONAL([HAVE_GCOV], [test '!' "$enable_gcov" = no])
dnl ------------------------------------
dnl Alpine only accepts numeric versions
dnl ------------------------------------
if test "x${enable_numeric_version}" != "x" ; then
VERSION="`echo ${VERSION} | tr -c -d '[[.0-9]]'`"
PACKAGE_VERSION="`echo ${PACKAGE_VERSION} | tr -c -d '[[.0-9]]'`"
fi
dnl -----------------------------------
dnl Add extra version string to package
dnl name, string and version fields.
dnl -----------------------------------
if test "x${EXTRAVERSION}" != "x" ; then
VERSION="${VERSION}${EXTRAVERSION}"
PACKAGE_VERSION="${PACKAGE_VERSION}${EXTRAVERSION}"
AC_SUBST(PACKAGE_EXTRAVERSION, ["${EXTRAVERSION}"])
PACKAGE_STRING="${PACKAGE_STRING}${EXTRAVERSION}"
fi
AC_SUBST([EXTRAVERSION])
if test "x$with_pkg_git_version" = "xyes"; then
if test -d "${srcdir}/.git"; then
AC_DEFINE([GIT_VERSION], [1], [include git version info])
else with_pkg_git_version="no"
AC_MSG_WARN([--with-pkg-git-version given, but this is not a git checkout])
fi
fi
AM_CONDITIONAL([GIT_VERSION], [test "x$with_pkg_git_version" = "xyes"])
AC_CHECK_TOOL([OBJCOPY], [objcopy], [:])
if test "x${OBJCOPY}" != "x:"; then
AC_CACHE_CHECK([for .interp value to use], [frr_cv_interp], [
frr_cv_interp=""
AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])], [
if $OBJCOPY -j.interp -Obinary conftest conftest.interp; then
frr_cv_interp="`xargs -0 echo < conftest.interp`"
fi
test -f conftest.interp && rm conftest.interp
])
])
fi
if test -n "$frr_cv_interp"; then
AC_DEFINE_UNQUOTED([INTERP], ["$frr_cv_interp"], [.interp value])
fi
dnl ------------------------------------
dnl Check C keywords and standard types
dnl ------------------------------------
AC_C_CONST
AC_C_INLINE
AC_C_VOLATILE
AC_HEADER_STDC
dnl AC_TYPE_PID_T
AC_TYPE_UID_T
AC_TYPE_MODE_T
AC_TYPE_SIZE_T
AC_STRUCT_TM
dnl -------------------------
dnl Check other header files.
dnl -------------------------
AC_CHECK_HEADERS([stropts.h sys/ksym.h \
linux/version.h asm/types.h \
sys/cdefs.h])
ac_stdatomic_ok=false
AC_DEFINE([FRR_AUTOCONF_ATOMIC], [1], [did autoconf checks for atomic funcs])
AC_CHECK_HEADER([stdatomic.h],[
AC_MSG_CHECKING([whether _Atomic qualifier works])
AC_LINK_IFELSE([AC_LANG_SOURCE([[
#include <stdatomic.h>
int main(int argc, char **argv) {
_Atomic int i = 0;
return i;
}
]])], [
AC_DEFINE([HAVE_STDATOMIC_H], [1], [found stdatomic.h])
AC_MSG_RESULT([yes])
ac_stdatomic_ok=true
], [
AC_MSG_RESULT([no])
])
])
AS_IF([$ac_stdatomic_ok], [true], [
AC_MSG_CHECKING([for __atomic_* builtins])
AC_LINK_IFELSE([AC_LANG_SOURCE([[
int main(int argc, char **argv) {
volatile int i = 1;
__atomic_store_n (&i, 0, __ATOMIC_RELEASE);
return __atomic_load_n (&i, __ATOMIC_ACQUIRE);
}
]])], [
AC_DEFINE([HAVE___ATOMIC], [1], [found __atomic builtins])
AC_MSG_RESULT([yes])
], [
AC_MSG_RESULT([no])
dnl FreeBSD 9 has a broken stdatomic.h where _Atomic doesn't work
AC_MSG_CHECKING([for __sync_* builtins])
AC_LINK_IFELSE([AC_LANG_SOURCE([[
int main(int argc, char **argv) {
volatile int i = 1;
__sync_fetch_and_sub (&i, 1);
return __sync_val_compare_and_swap (&i, 0, 1);
}
]])], [
AC_DEFINE([HAVE___SYNC], [1], [found __sync builtins])
AC_MSG_RESULT([yes])
AC_MSG_CHECKING([for __sync_swap builtin])
AC_LINK_IFELSE([AC_LANG_SOURCE([[
int main(int argc, char **argv) {
volatile int i = 1;
return __sync_swap (&i, 2);
}
]])], [
AC_DEFINE([HAVE___SYNC_SWAP], 1, [found __sync_swap builtin])
AC_MSG_RESULT([yes])
], [
AC_MSG_RESULT([no])
])
], [
AC_MSG_RESULT([no])
AC_MSG_FAILURE([stdatomic.h unavailable and $CC has neither __atomic nor __sync builtins])
])
])
])
AC_CHECK_HEADERS([pthread_np.h],,, [
#include <pthread.h>
])
AC_CHECK_FUNCS([pthread_setname_np pthread_set_name_np])
dnl Utility macro to avoid retyping includes all the time
m4_define([FRR_INCLUDES],
[#ifdef SUNOS_5
#define _POSIX_C_SOURCE 200809L
#define __EXTENSIONS__
#endif
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
#include <sys/types.h>
/* sys/conf.h depends on param.h on FBSD at least */
#include <sys/param.h>
/* Required for MAXSIG */
#include <signal.h>
#include <sys/socket.h>
#ifdef __APPLE__
# define __APPLE_USE_RFC_3542
#endif
#include <netinet/in.h>
#include <sys/time.h>
#include <time.h>
#include <net/if.h>
])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], [], [], [FRR_INCLUDES])
m4_define([FRR_INCLUDES],
FRR_INCLUDES
[#if HAVE_NET_IF_VAR_H
# include <net/if_var.h>
#endif
])dnl
AC_CHECK_HEADERS([netinet/in_var.h \
net/if_dl.h net/netopt.h \
inet/nd.h netinet/ip_icmp.h \
sys/sysctl.h sys/sockio.h kvm.h sys/conf.h],
[], [], [FRR_INCLUDES])
AC_CHECK_HEADERS([ucontext.h], [], [],
[#ifndef __USE_GNU
#define __USE_GNU
#endif /* __USE_GNU */
FRR_INCLUDES
])
m4_define([UCONTEXT_INCLUDES],
[#include <ucontext.h>])dnl
AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.uc_regs],
[], [], [UCONTEXT_INCLUDES])
AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs],
[AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs.nip],
[], [], [UCONTEXT_INCLUDES])],
[], [UCONTEXT_INCLUDES])
AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.gregs],
[], [], [UCONTEXT_INCLUDES])
m4_define([FRR_INCLUDES],
FRR_INCLUDES
[
#include <sys/un.h>
#include <netinet/in_systm.h>
#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
#include <net/route.h>
#if HAVE_INET_ND_H
# include <inet/nd.h>
#endif
#include <arpa/inet.h>
/* 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
AC_MSG_CHECKING([which operating system interface to use])
case "$host_os" in
sunos* | solaris2*)
AC_MSG_RESULT([Solaris])
AC_DEFINE([SUNOS_5], [1], [SunOS 5])
AC_DEFINE([SOLARIS_IPV6], [1], Solaris IPv6)
AC_DEFINE([_POSIX_C_SOURCE], [200809L], [enable POSIX.1-2008 and XPG7/SUSv4])
AC_CHECK_LIB([socket], [main])
AC_CHECK_LIB([nsl], [main])
AC_CHECK_LIB([umem], [main])
SOLARIS="solaris"
;;
linux*)
AC_MSG_RESULT([Linux])
AC_DEFINE([GNU_LINUX], [1], [GNU Linux])
AC_DEFINE([HAVE_NETLINK], [1], [netlink])
AC_DEFINE([LINUX_IPV6], [1], [Linux IPv6 stack])
dnl Linux has a compilation problem with mixing
dnl netinet/in.h and linux/in6.h they are not
dnl compatible. There has been discussion on
dnl how to fix it but no real progress on implementation
dnl when they fix it, remove this
AC_DEFINE([IPV6_MINHOPCOUNT], [73], [Linux ipv6 Min Hop Count])
;;
openbsd*)
AC_MSG_RESULT([OpenBSD])
AC_DEFINE([OPEN_BSD], [1], [OpenBSD])
AC_DEFINE([KAME], [1], [KAME IPv6])
AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
if test "x${enable_pimd}" != "xno"; then
case "$host_os" in
openbsd6.0)
;;
openbsd[6-9]*)
AC_MSG_FAILURE([pimd cannot be enabled as PIM support has been removed from OpenBSD 6.1])
;;
esac
fi
;;
*)
AC_MSG_RESULT([BSD])
AC_DEFINE([HAVE_NET_RT_IFLIST], [1], [NET_RT_IFLIST])
AC_DEFINE([KAME], [1], [KAME IPv6])
AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
;;
esac
AM_CONDITIONAL([SOLARIS], [test "${SOLARIS}" = "solaris"])
AC_SYS_LARGEFILE
dnl ------------------------
dnl Integrated REALMS option
dnl ------------------------
if test "${enable_realms}" = "yes"; then
case "$host_os" in
linux*)
AC_DEFINE([SUPPORT_REALMS], [1], [Realms support])
;;
*)
echo "Sorry, only Linux has REALMS support"
exit 1
;;
esac
fi
AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
dnl ---------------------
dnl Integrated VTY option
dnl ---------------------
case "${enable_vtysh}" in
"no")
VTYSH="";;
*)
VTYSH="vtysh";
AC_DEFINE([VTYSH], [1], [VTY shell])
prev_libs="$LIBS"
AC_CHECK_LIB([readline], [main], [
LIBREADLINE="-lreadline"
], [
dnl readline failed - it might be incorrectly linked and missing its
dnl termcap/tinfo/curses dependency. see if we can fix that...
AC_SEARCH_LIBS([tputs], [termcap tinfo curses ncurses], [
LIBREADLINE="$ac_cv_search_tputs"
], [
AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
])
dnl re-try with the lib we found above
unset ac_cv_lib_readline_main
AC_CHECK_LIB([readline], [main], [
LIBREADLINE="-lreadline $LIBREADLINE"
], [
AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
], [$LIBREADLINE])
], [])
LIBS="$prev_libs"
AC_CHECK_HEADER([readline/history.h])
if test $ac_cv_header_readline_history_h = no;then
AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
fi
AC_CHECK_LIB([readline], [rl_completion_matches], [true], [], [$LIBREADLINE])
if test $ac_cv_lib_readline_rl_completion_matches = no; then
AC_DEFINE([rl_completion_matches], [completion_matches], [Old readline])
fi
AC_CHECK_LIB([readline], [append_history], [frr_cv_append_history=yes], [frr_cv_append_history=no], [$LIBREADLINE])
if test "$frr_cv_append_history" = yes; then
AC_DEFINE([HAVE_APPEND_HISTORY], [1], [Have history.h append_history])
fi
;;
esac
AC_SUBST([LIBREADLINE])
AM_CONDITIONAL([VTYSH], test "x$VTYSH" = "xvtysh")
dnl ----------
dnl PAM module
dnl
dnl FRR 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 "$with_libpam" = "yes"; then
AC_CHECK_HEADER([security/pam_misc.h],
[AC_DEFINE([HAVE_PAM_MISC_H], [1], [Have pam_misc.h])
AC_DEFINE([PAM_CONV_FUNC], [misc_conv], [Have misc_conv])
pam_conv_func="misc_conv"
],
[], FRR_INCLUDES)
AC_CHECK_HEADER([security/openpam.h],
[AC_DEFINE([HAVE_OPENPAM_H], [1], [Have openpam.h])
AC_DEFINE([PAM_CONV_FUNC], [openpam_ttyconv], [Have openpam_ttyconv])
pam_conv_func="openpam_ttyconv"
],
[], FRR_INCLUDES[#include <security/pam_appl.h>])
if test -z "$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], [$pam_conv_func],
[AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
LIBPAM="-lpam"],
[AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
LIBPAM="-lpam -lpam_misc"]
)
],
[AC_CHECK_LIB([pam], [pam_end],
[AC_CHECK_LIB([pam], [$pam_conv_func],
[AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
LIBPAM="-lpam -ldl"],
[AC_DEFINE([USE_PAM], [1], [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_FNMATCH
AC_FUNC_FORK
AC_FUNC_MKTIME
AC_FUNC_STAT
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 $LIBM"
AC_CHECK_FUNCS(pow,[],[LIBM=""])
])
])
if test x"$LIBM" = x ; then
AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
fi
LIBS="$TMPLIBS"
AC_SUBST([LIBM])
AC_CHECK_FUNCS([ppoll], [
AC_DEFINE([HAVE_PPOLL], [1], [have Linux/BSD ppoll()])
])
AC_CHECK_FUNCS([pollts], [
AC_DEFINE([HAVE_POLLTS], [1], [have NetBSD pollts()])
])
dnl ---------------
dnl other functions
dnl ---------------
AC_CHECK_FUNCS([ \
strlcat strlcpy \
getgrouplist])
AC_CHECK_HEADER([asm-generic/unistd.h],
[AC_CHECK_DECL(__NR_setns,
AC_DEFINE([HAVE_NETNS], [1], [Have netns]),,
FRR_INCLUDES [#include <asm-generic/unistd.h>
])
AC_CHECK_FUNCS([setns])]
)
dnl --------------------------
dnl Determine IS-IS I/O method
dnl --------------------------
AC_DEFINE([ISIS_METHOD_PFPACKET], [1], [constant value for isis method pfpacket])
AC_DEFINE([ISIS_METHOD_DLPI], [2], [constant value for isis method dlpi])
AC_DEFINE([ISIS_METHOD_BPF], [3], [constant value for isis method bpf])
AC_CHECK_HEADER([net/bpf.h])
AC_CHECK_HEADER([sys/dlpi.h])
AC_MSG_CHECKING([zebra IS-IS I/O method])
case "$host_os" in
linux*)
AC_MSG_RESULT([pfpacket])
ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
;;
solaris* | sunos*)
AC_MSG_RESULT([DLPI])
ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
;;
*)
if test $ac_cv_header_net_bpf_h = no; then
if test $ac_cv_header_sys_dlpi_h = no; then
AC_MSG_RESULT([none])
if test "${enable_isisd}" = yes -o "${enable_fabricd}" = yes; then
AC_MSG_FAILURE([IS-IS support requested but no packet backend found])
fi
AC_MSG_WARN([*** IS-IS support will not be built ***])
enable_isisd="no"
enable_fabricd="no"
else
AC_MSG_RESULT([DLPI])
fi
ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
else
AC_MSG_RESULT([BPF])
ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
fi
;;
esac
AC_DEFINE_UNQUOTED([ISIS_METHOD], [$ISIS_METHOD_MACRO], [selected method for isis, == one of the constants])
dnl ---------------------------------------------------------------
dnl figure out how to specify an interface in multicast sockets API
dnl ---------------------------------------------------------------
AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
AC_CHECK_HEADERS([linux/mroute.h], [], [],[
#include <sys/socket.h>
#include <netinet/in.h>
#define _LINUX_IN_H /* For Linux <= 2.6.25 */
#include <linux/types.h>
])
m4_define([FRR_INCLUDES],
FRR_INCLUDES
[#if HAVE_LINUX_MROUTE_H
# include <linux/mroute.h>
#endif
])dnl
AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
#include <sys/socket.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <net/route.h>
])
m4_define([FRR_INCLUDES],
FRR_INCLUDES
[#if HAVE_NETINET_IP_MROUTE_H
# include <netinet/ip_mroute.h>
#endif
])dnl
AC_MSG_CHECKING([for BSD struct ip_mreq hack])
AC_TRY_COMPILE([#include <sys/param.h>],
[#if (defined(__FreeBSD__) && ((__FreeBSD_version >= 500022 && __FreeBSD_version < 700000) || (__FreeBSD_version < 500000 && __FreeBSD_version >= 440000))) || (defined(__NetBSD__) && defined(__NetBSD_Version__) && __NetBSD_Version__ >= 106010000) || defined(__OpenBSD__) || defined(__APPLE__) || defined(__DragonFly__) || defined(__sun)
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], [1], [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_media.h],
[m4_define([LINK_DETECT_INCLUDES],
FRR_INCLUDES
[#include <net/if_media.h>
])
AC_CHECK_MEMBERS([struct ifmediareq.ifm_status],
AC_DEFINE([HAVE_BSD_LINK_DETECT], [1], [BSD link-detect]),
[], LINK_DETECT_INCLUDES)],
[],
FRR_INCLUDES)
dnl ---------------------------------------------------------------
dnl Additional, newer way to check link-state using ifi_link_state.
dnl Not available in all BSD's when ifmediareq available
dnl ---------------------------------------------------------------
AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
AC_DEFINE([HAVE_BSD_IFI_LINK_STATE], [1], [BSD ifi_link_state available]),
[], FRR_INCLUDES)
dnl ------------------------
dnl TCP_MD5SIG socket option
dnl ------------------------
AC_CHECK_HEADER([netinet/tcp.h],
[m4_define([MD5_INCLUDES],
FRR_INCLUDES
[#include <netinet/tcp.h>
])
AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
[],
FRR_INCLUDES)
if test $ac_cv_have_decl_TCP_MD5SIG = no; then
AC_CHECK_HEADER([linux/tcp.h],
[m4_define([MD5_INCLUDES],
FRR_INCLUDES
[#include <linux/tcp.h>
])
AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
fi
dnl ----------------------------------------------------------------------------
dnl figure out if domainname is available in the utsname struct (GNU extension).
dnl ----------------------------------------------------------------------------
AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
dnl ------------------
dnl IPv6 header checks
dnl ------------------
AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
netinet6/in6_var.h netinet6/nd6.h], [], [],
FRR_INCLUDES)
m4_define([FRR_INCLUDES],dnl
FRR_INCLUDES
[#if HAVE_NETINET6_IN6_H
#include <netinet6/in6.h>
#endif
#if HAVE_NETINET_IN6_VAR_H
#include <netinet/in6_var.h>
#endif
#include <netinet/icmp6.h>
#if HAVE_NETINET6_IN6_VAR_H
# include <netinet6/in6_var.h>
#endif
#if HAVE_NETINET6_ND6_H
# include <netinet6/nd6.h>
#endif
])dnl
dnl disable doc check
AC_CHECK_PROGS([SPHINXBUILD], [sphinx-build sphinx-build3 sphinx-build2], [/bin/false])
if test "$SPHINXBUILD" = "/bin/false"; then
if test "${enable_doc}" = "yes"; then
AC_MSG_ERROR([Documentation was explicitly requested with --enable-doc but sphinx-build is not available. Please disable docs or install sphinx.])
fi
fi
AM_CONDITIONAL([DOC], [test "${enable_doc}" != "no" -a "$SPHINXBUILD" != "/bin/false"])
AM_CONDITIONAL([DOC_HTML], [test "${enable_doc_html}" = "yes"])
dnl --------------------
dnl Daemon disable check
dnl --------------------
AM_CONDITIONAL([ZEBRA], [test "${enable_zebra}" != "no"])
if test "${enable_bgpd}" = "no";then
BGPD=""
else
BGPD="bgpd"
fi
AM_CONDITIONAL([BGPD], [test "x$BGPD" = "xbgpd"])
AM_CONDITIONAL([RIPD], [test "${enable_ripd}" != "no"])
AM_CONDITIONAL([OSPFD], [test "${enable_ospfd}" != "no"])
AM_CONDITIONAL([LDPD], [test "${enable_ldpd}" != "no"])
AS_IF([test "${enable_ldpd}" != "no"], [
AC_DEFINE([HAVE_LDPD], [1], [ldpd])
])
if test "$enable_bfdd" = "no"; then
AC_DEFINE([HAVE_BFDD], [0], [bfdd])
BFDD=""
else
AC_DEFINE([HAVE_BFDD], [1], [bfdd])
BFDD="bfdd"
case $host_os in
linux*)
AC_DEFINE([BFD_LINUX], [1], [bfdd])
;;
*)
AC_DEFINE([BFD_BSD], [1], [bfdd])
;;
esac
fi
AM_CONDITIONAL([BFDD], [test "x$BFDD" = "xbfdd"])
if test "$ac_cv_lib_json_c_json_object_get" = no -a "x$BFDD" = "xbfdd"; then
AC_MSG_ERROR(["you must use json-c library to use bfdd"])
fi
NHRPD=""
case "$host_os" in
linux*)
if test "${enable_nhrpd}" != "no"; then
NHRPD="nhrpd"
fi
;;
*)
if test "${enable_nhrpd}" = "yes"; then
AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
fi
;;
esac
AM_CONDITIONAL([NHRPD], [test "x$NHRPD" = "xnhrpd"])
AM_CONDITIONAL([EIGRPD], [test "${enable_eigrpd}" != "no"])
if test "${enable_watchfrr}" = "no";then
WATCHFRR=""
else
WATCHFRR="watchfrr"
fi
AM_CONDITIONAL([WATCHFRR], [test "x$WATCHFRR" = "xwatchfrr"])
OSPFCLIENT=""
if test "${enable_ospfapi}" != "no";then
AC_DEFINE([SUPPORT_OSPF_API], [1], [OSPFAPI])
if test "${enable_ospfclient}" != "no";then
OSPFCLIENT="ospfclient"
fi
fi
AM_CONDITIONAL([OSPFCLIENT], [test "x$OSPFCLIENT" = "xospfclient"])
AM_CONDITIONAL([RIPNGD], [test "${enable_ripngd}" != "no"])
AM_CONDITIONAL([BABELD], [test "${enable_babeld}" != "no"])
AM_CONDITIONAL([OSPF6D], [test "${enable_ospf6d}" != "no"])
AM_CONDITIONAL([ISISD], [test "${enable_isisd}" != "no"])
AM_CONDITIONAL([PIMD], [test "${enable_pimd}" != "no"])
AM_CONDITIONAL([PBRD], [test "${enable_pbrd}" != "no"])
AM_CONDITIONAL([SHARPD], [test "${enable_sharpd}" = "yes"])
AM_CONDITIONAL([STATICD], [test "${enable_staticd}" != "no"])
AM_CONDITIONAL([FABRICD], [test "${enable_fabricd}" != "no"])
if test "${enable_bgp_announce}" = "no";then
AC_DEFINE([DISABLE_BGP_ANNOUNCE], [1], [Disable BGP installation to zebra])
else
AC_DEFINE([DISABLE_BGP_ANNOUNCE], [0], [Disable BGP installation to zebra])
fi
if test "${enable_bgp_vnc}" != "no";then
AC_DEFINE([ENABLE_BGP_VNC], [1], [Enable BGP VNC support])
fi
AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
AC_SUBST([SOLARIS])
AC_CHECK_LIB([crypt], [crypt], [],
[AC_CHECK_LIB([crypto], [DES_crypt])])
AC_CHECK_LIB([resolv], [res_init])
dnl ---------------------------
dnl check system has PCRE regexp
dnl ---------------------------
if test "x$enable_pcreposix" = "xyes"; then
AC_CHECK_LIB([pcreposix], [regexec], [], [
AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
])
fi
AC_SUBST([HAVE_LIBPCREPOSIX])
dnl ------------------
dnl check C-Ares library
dnl ------------------
if test "${NHRPD}" != ""; then
PKG_CHECK_MODULES([CARES], [libcares], ,[
AC_MSG_ERROR([trying to build nhrpd, but libcares not found. install c-ares and its -dev headers.])
])
fi
dnl ------------------
dnl check Net-SNMP library
dnl ------------------
if test "${enable_snmp}" != "" -a "${enable_snmp}" != "no"; then
AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
if test x"$NETSNMP_CONFIG" = x"no"; then
AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
fi
SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
# net-snmp lists all of its own dependencies. we absolutely do not want that
# among other things we avoid a GPL vs. OpenSSL license conflict here
for removelib in crypto ssl sensors pci wrap; do
SNMP_LIBS="`echo $SNMP_LIBS | sed -e 's/\(^\|\s\)-l'$removelib'\b/ /g' -e 's/\(^\|\s\)\([^\s]*\/\)\?lib'$removelib'\.[^\s]\+\b/ /g'`"
done
AC_MSG_CHECKING([whether we can link to Net-SNMP])
AC_LINK_IFELSE_FLAGS([$SNMP_CFLAGS], [$SNMP_LIBS], [AC_LANG_PROGRAM([
int main(void);
],
[
{
return 0;
}
])], [
AC_MSG_ERROR([--enable-snmp given but not usable])])
case "${enable_snmp}" in
yes)
SNMP_METHOD=agentx
;;
agentx)
SNMP_METHOD="${enable_snmp}"
;;
*)
AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use yes or agentx])
;;
esac
AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,[SNMP method to interface with snmpd])
fi
AM_CONDITIONAL([SNMP], [test "x${SNMP_METHOD}" != "x"])
AC_SUBST([SNMP_LIBS])
AC_SUBST([SNMP_CFLAGS])
dnl ---------------
dnl libyang
dnl ---------------
PKG_CHECK_MODULES([LIBYANG], [libyang >= 0.16.7], , [
AC_MSG_ERROR([libyang (>= 0.16.7) was not found on your system.])
])
ac_cflags_save="$CFLAGS"
CFLAGS="$CFLAGS $LIBYANG_CFLAGS"
AC_CHECK_MEMBER([struct lyd_node.priv], [], [
AC_MSG_ERROR([m4_normalize([
libyang needs to be compiled with ENABLE_LYD_PRIV=ON.
Instructions for this are included in the build documentation for your platform at http://docs.frrouting.org/projects/dev-guide/en/latest/building.html])
])
], [[#include <libyang/libyang.h>]])
CFLAGS="$ac_cflags_save"
ac_libs_save="$LIBS"
LIBS="$LIBS $LIBYANG_LIBS"
AC_CHECK_FUNC([ly_register_types], [
libyang_ext_builtin=true
AC_DEFINE([LIBYANG_EXT_BUILTIN], [1], [have ly_register_types()])
], [
libyang_ext_builtin=false
AC_MSG_WARN([===== old libyang (before 0.16.74) detected =====])
AC_MSG_WARN([The available version of libyang does not seem to support])
AC_MSG_WARN([built-in YANG extension modules. This will cause "make check"])
AC_MSG_WARN([to fail and may create installation and version mismatch issues.])
AC_MSG_WARN([Support for the old mechanism will be removed at some point.])
AC_MSG_WARN([Please update libyang to version 0.16.74 or newer.])
AC_MSG_WARN([===== old libyang (before 0.16.74) detected =====])
])
AM_CONDITIONAL([LIBYANG_EXT_BUILTIN], [$libyang_ext_builtin])
LIBS="$ac_libs_save"
dnl ---------------
dnl configuration rollbacks
dnl ---------------
SQLITE3=false
if test "$enable_config_rollbacks" = "yes"; then
PKG_CHECK_MODULES([SQLITE3], [sqlite3], [
AC_DEFINE([HAVE_CONFIG_ROLLBACKS], [1], [Enable configuration rollbacks])
AC_DEFINE([HAVE_SQLITE3], [1], [Enable sqlite3 database])
SQLITE3=true
], [
AC_MSG_ERROR([--enable-config-rollbacks given but sqlite3 was not found on your system.])
])
fi
AM_CONDITIONAL([SQLITE3], [$SQLITE3])
dnl ---------------
dnl confd
dnl ---------------
if test "$enable_confd" != "" -a "$enable_confd" != "no"; then
AC_CHECK_PROG([CONFD], [confd], [confd], [/bin/false], "${enable_confd}/bin")
if test "x$CONFD" = "x/bin/false"; then
AC_MSG_ERROR([confd was not found on your system.])]
fi
CONFD_CFLAGS="-I${enable_confd}/include -L${enable_confd}/lib"
AC_SUBST([CONFD_CFLAGS])
CONFD_LIBS="-lconfd"
AC_SUBST([CONFD_LIBS])
AC_DEFINE([HAVE_CONFD], [1], [Enable confd integration])
fi
AM_CONDITIONAL([CONFD], [test "x$enable_confd" != "x"])
dnl ---------------
dnl sysrepo
dnl ---------------
if test "$enable_sysrepo" = "yes"; then
PKG_CHECK_MODULES([SYSREPO], [libsysrepo],
[AC_DEFINE([HAVE_SYSREPO], [1], [Enable sysrepo integration])
SYSREPO=true],
[SYSREPO=false
AC_MSG_ERROR([sysrepo was not found on your system.])]
)
fi
AM_CONDITIONAL([SYSREPO], [test "x$enable_sysrepo" = "xyes"])
dnl ---------------
dnl math
dnl ---------------
AC_SEARCH_LIBS([sqrt], [m])
dnl ---------------
dnl dlopen & dlinfo
dnl ---------------
AC_SEARCH_LIBS([dlopen], [dl dld], [], [
AC_MSG_ERROR([unable to find the dlopen()])
])
AC_CHECK_HEADERS([link.h])
AC_CACHE_CHECK([for dlinfo(RTLD_DI_ORIGIN)], [frr_cv_rtld_di_origin], [
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <stdlib.h>
#ifdef HAVE_LINK_H
#include <link.h>
#endif
#include <dlfcn.h>
]], [[
char origin[1];
dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
]])], [
frr_cv_rtld_di_origin=yes
], [
frr_cv_rtld_di_origin=no
])
])
if test "$frr_cv_rtld_di_origin" = yes; then
AC_DEFINE([HAVE_DLINFO_ORIGIN], [1], [Have dlinfo RTLD_DI_ORIGIN])
fi
AC_CACHE_CHECK([for dlinfo(RTLD_DI_LINKMAP)], [frr_cv_rtld_di_linkmap], [
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <stdlib.h>
#ifdef HAVE_LINK_H
#include <link.h>
#endif
#include <dlfcn.h>
]], [[
struct link_map *lm = NULL;
dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
]])], [
frr_cv_rtld_di_linkmap=yes
], [
frr_cv_rtld_di_linkmap=no
])
])
if test "$frr_cv_rtld_di_linkmap" = yes; then
AC_DEFINE([HAVE_DLINFO_LINKMAP], [1], [Have dlinfo RTLD_DI_LINKMAP])
fi
AM_CONDITIONAL([SNMP], [test "x$SNMP_METHOD" = "xagentx"])
dnl ---------------------------
dnl sockaddr and netinet checks
dnl ---------------------------
AC_CHECK_TYPES([
struct sockaddr_dl,
struct vifctl, struct mfcctl, struct sioc_sg_req,
vifi_t, struct sioc_vif_req, struct igmpmsg,
struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
struct nd_opt_adv_interval, struct rt_addrinfo,
struct nd_opt_homeagent_info, struct nd_opt_adv_interval,
struct nd_opt_rdnss, struct nd_opt_dnssl],
[], [], FRR_INCLUDES)
AC_CHECK_MEMBERS([struct sockaddr.sa_len,
struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
struct sockaddr_dl.sdl_len,
struct if6_aliasreq.ifra_lifetime,
struct nd_opt_adv_interval.nd_opt_ai_type],
[], [], FRR_INCLUDES)
dnl ---------------------------
dnl IRDP/pktinfo/icmphdr checks
dnl ---------------------------
AC_CHECK_TYPES([struct in_pktinfo], [
AC_CHECK_TYPES([struct icmphdr], [
IRDP=true
], [
IRDP=false
], [FRR_INCLUDES])
], [
IRDP=false
], [FRR_INCLUDES])
case "${enable_irdp}" in
yes)
$IRDP || AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
;;
no)
IRDP=false
;;
esac
AM_CONDITIONAL([IRDP], [$IRDP])
dnl -----------------------
dnl checking for IP_PKTINFO
dnl -----------------------
AC_MSG_CHECKING([for IP_PKTINFO])
AC_TRY_COMPILE([#include <netdb.h>], [
int opt = IP_PKTINFO;
], [
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_IP_PKTINFO], [1], [Have IP_PKTINFO])
], [
AC_MSG_RESULT([no])
])
dnl ---------------------------
dnl checking for IP_RECVDSTADDR
dnl ---------------------------
AC_MSG_CHECKING([for IP_RECVDSTADDR])
AC_TRY_COMPILE([#include <netinet/in.h>], [
int opt = IP_RECVDSTADDR;
], [
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_IP_RECVDSTADDR], [1], [Have IP_RECVDSTADDR])
], [
AC_MSG_RESULT([no])
])
dnl ----------------------
dnl checking for IP_RECVIF
dnl ----------------------
AC_MSG_CHECKING([for IP_RECVIF])
AC_TRY_COMPILE([#include <netinet/in.h>], [
int opt = IP_RECVIF;
], [
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_IP_RECVIF], [1], [Have IP_RECVIF])
], [
AC_MSG_RESULT([no])
])
dnl ----------------------
dnl checking for SO_BINDANY
dnl ----------------------
AC_MSG_CHECKING([for SO_BINDANY])
AC_TRY_COMPILE([#include <sys/socket.h>], [
int opt = SO_BINDANY;
], [
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_SO_BINDANY], [1], [Have SO_BINDANY])
], [
AC_MSG_RESULT([no])
])
dnl ----------------------
dnl checking for IP_FREEBIND
dnl ----------------------
AC_MSG_CHECKING([for IP_FREEBIND])
AC_TRY_COMPILE([#include <netinet/in.h>], [
int opt = IP_FREEBIND;
], [
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_IP_FREEBIND], [1], [Have IP_FREEBIND])
], [
AC_MSG_RESULT([no])
])
dnl --------------------------------------
dnl checking for be32dec existence or not
dnl --------------------------------------
AC_CHECK_DECLS([be32enc, be32dec], [], [],
[#include <sys/endian.h>])
dnl --------------------------------------
dnl checking for clock_time monotonic struct and call
dnl --------------------------------------
AC_CHECK_DECL([CLOCK_MONOTONIC],
[AC_CHECK_LIB([rt], [clock_gettime], [LIBS="$LIBS -lrt"])
AC_DEFINE([HAVE_CLOCK_MONOTONIC], [1], [Have monotonic clock])
], [AC_MSG_RESULT([no])], [FRR_INCLUDES])
dnl --------------------------------------
dnl checking for flex and bison
dnl --------------------------------------
AM_PROG_LEX
AC_MSG_CHECKING([version of flex])
frr_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
frr_ac_flex_version="${frr_ac_flex_version##* }"
AC_MSG_RESULT([$frr_ac_flex_version])
AX_COMPARE_VERSION([$frr_ac_flex_version], [lt], [2.5.20], [
LEX="$SHELL $missing_dir/missing flex"
if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
AC_MSG_WARN([using pregenerated flex output files])
else
AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
fi
AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
AC_SUBST([LEXLIB], [''])
])
AC_PROG_YACC
dnl thanks GNU bison for this b*llshit...
AC_MSG_CHECKING([version of bison])
frr_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
frr_ac_bison_version="${frr_ac_bison_version##* }"
frr_ac_bison_missing="false"
case "x${frr_ac_bison_version}" in
x2.7*)
BISON_OPENBRACE='"'
BISON_CLOSEBRACE='"'
BISON_VERBOSE=''
AC_MSG_RESULT([$frr_ac_bison_version - 2.7 or older])
;;
x2.*|x1.*)
AC_MSG_RESULT([$frr_ac_bison_version])
AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
frr_ac_bison_missing="true"
;;
x)
AC_MSG_RESULT([none])
AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
frr_ac_bison_missing="true"
;;
*)
BISON_OPENBRACE='{'
BISON_CLOSEBRACE='}'
BISON_VERBOSE='-Dparse.error=verbose'
AC_MSG_RESULT([$frr_ac_bison_version - 3.0 or newer])
;;
esac
AC_SUBST([BISON_OPENBRACE])
AC_SUBST([BISON_CLOSEBRACE])
AC_SUBST([BISON_VERBOSE])
if $frr_ac_bison_missing; then
YACC="$SHELL $missing_dir/missing bison -y"
if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
AC_MSG_WARN([using pregenerated bison output files])
else
AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
fi
fi
dnl -------------------
dnl capabilities checks
dnl -------------------
if test "${enable_capabilities}" != "no"; then
AC_MSG_CHECKING([whether prctl PR_SET_KEEPCAPS is available])
AC_TRY_COMPILE([#include <sys/prctl.h>], [prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
[AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_PR_SET_KEEPCAPS], [1], [prctl])
frr_ac_keepcaps="yes"],
AC_MSG_RESULT([no])
)
if test x"${frr_ac_keepcaps}" = x"yes"; then
AC_CHECK_HEADERS([sys/capability.h])
fi
if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
AC_CHECK_LIB([cap], [cap_init],
[AC_DEFINE([HAVE_LCAPS], [1], [Capabilities])
LIBCAP="-lcap"
frr_ac_lcaps="yes"]
)
else
AC_CHECK_HEADERS([priv.h],
[AC_MSG_CHECKING([Solaris style privileges are available])
AC_TRY_COMPILE([#include <priv.h>], [getpflags(PRIV_AWARE);],
[AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_SOLARIS_CAPABILITIES], [1], [getpflags])
frr_ac_scaps="yes"],
AC_MSG_RESULT(no)
)
]
)
fi
if test x"${frr_ac_scaps}" = x"yes" \
-o x"${frr_ac_lcaps}" = x"yes"; then
AC_DEFINE([HAVE_CAPABILITIES], [1], [capabilities])
fi
fi
AC_SUBST([LIBCAP])
dnl ---------------------------
dnl check for glibc 'backtrace'
dnl ---------------------------
if test x"${enable_backtrace}" != x"no" ; then
backtrace_ok=no
PKG_CHECK_MODULES([UNWIND], [libunwind], [
AC_DEFINE([HAVE_LIBUNWIND], [1], [libunwind])
backtrace_ok=yes
], [
case "$host_os" in
sunos* | solaris2*)
AC_CHECK_FUNCS([printstack], [
AC_DEFINE([HAVE_PRINTSTACK], [1], [Solaris printstack])
backtrace_ok=yes
])
;;
esac
if test "$backtrace_ok" = no; then
AC_CHECK_HEADER([execinfo.h], [
AC_SEARCH_LIBS([backtrace], [execinfo], [
AC_DEFINE([HAVE_GLIBC_BACKTRACE], [1], [Glibc backtrace])
backtrace_ok=yes
],, [-lm])
])
fi
])
if test x"${enable_backtrace}" = x"yes" -a x"${backtrace_ok}" = x"no"; then
dnl user explicitly requested backtrace but we failed to find support
AC_MSG_FAILURE([failed to find backtrace or libunwind support])
fi
fi
dnl -----------------------------------------
dnl check for malloc mallinfo struct and call
dnl this must try and link using LIBS, in
dnl order to check no alternative allocator
dnl has been specified, which might not provide
dnl mallinfo, e.g. such as Umem on Solaris.
dnl -----------------------------------------
AC_CHECK_HEADERS([malloc.h malloc_np.h malloc/malloc.h],,, [FRR_INCLUDES])
AC_CACHE_CHECK([whether mallinfo is available], [frr_cv_mallinfo], [
AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#ifdef HAVE_MALLOC_NP_H
#include <malloc_np.h>
#endif
#ifdef HAVE_MALLOC_MALLOC_H
#include <malloc/malloc.h>
#endif
]], [[
struct mallinfo ac_x; ac_x = mallinfo ();
]])], [
frr_cv_mallinfo=yes
], [
frr_cv_mallinfo=no
])
])
if test "$frr_cv_mallinfo" = yes; then
AC_DEFINE([HAVE_MALLINFO], [1], [mallinfo])
fi
AC_MSG_CHECKING([whether malloc_usable_size is available])
AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#ifdef HAVE_MALLOC_MALLOC_H
#include <malloc/malloc.h>
#endif
]], [[
size_t ac_x; ac_x = malloc_usable_size(NULL);
]])], [
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_MALLOC_USABLE_SIZE], [1], [malloc_usable_size])
], [
AC_MSG_RESULT([no])
AC_MSG_CHECKING([whether malloc_size is available])
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#ifdef HAVE_MALLOC_MALLOC_H
#include <malloc/malloc.h>
#endif
]], [[
size_t ac_x; ac_x = malloc_size(NULL);
]])], [
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_MALLOC_SIZE], [1], [malloc_size])
], [
AC_MSG_RESULT([no])
])
])
dnl ------
dnl ZeroMQ
dnl ------
if test "x$enable_zeromq" != "xno"; then
PKG_CHECK_MODULES([ZEROMQ], [libzmq >= 4.0.0], [
AC_DEFINE([HAVE_ZEROMQ], [1], [Enable ZeroMQ support])
ZEROMQ=true
], [
if test "x$enable_zeromq" = "xyes"; then
AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
fi
])
fi
AM_CONDITIONAL([ZEROMQ], [test "x$ZEROMQ" = "xtrue"])
dnl ----------
dnl configure date
dnl ----------
dev_version=`echo $VERSION | grep dev`
#don't expire deprecated code in non 'dev' branch
if test "${dev_version}" = ""; then
CONFDATE=0
else
CONFDATE=`date '+%Y%m%d'`
fi
AC_SUBST([CONFDATE])
dnl ------------------------------
dnl set paths for state directory
dnl ------------------------------
AC_MSG_CHECKING([directory to use for state file])
if test "${prefix}" = "NONE"; then
frr_statedir_prefix="";
else
frr_statedir_prefix=${prefix}
fi
if test "${localstatedir}" = '${prefix}/var'; then
for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
${frr_statedir_prefix}/var/adm dnl
${frr_statedir_prefix}/etc dnl
/var/run dnl
/var/adm dnl
/etc dnl
/dev/null;
do
test -d $FRR_STATE_DIR && break
done
frr_statedir=$FRR_STATE_DIR
else
frr_statedir=${localstatedir}
fi
if test $frr_statedir = "/dev/null"; then
AC_MSG_ERROR([STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!])
fi
AC_MSG_RESULT([${frr_statedir}])
AC_SUBST([frr_statedir])
AC_DEFINE_UNQUOTED([LDPD_SOCKET], ["$frr_statedir/ldpd.sock"], [ldpd control socket])
AC_DEFINE_UNQUOTED([ZEBRA_SERV_PATH], ["$frr_statedir/zserv.api"], [zebra api socket])
AC_DEFINE_UNQUOTED([BFDD_CONTROL_SOCKET], ["$frr_statedir/bfdd.sock"], [bfdd control socket])
AC_DEFINE_UNQUOTED([DAEMON_VTY_DIR], ["$frr_statedir"], [daemon vty directory])
AC_DEFINE_UNQUOTED([DAEMON_DB_DIR], ["$frr_statedir"], [daemon database directory])
dnl autoconf does this, but it does it too late...
test "x$prefix" = xNONE && prefix=$ac_default_prefix
test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
dnl get the full path, recursing through variables...
vtysh_bin="$bindir/vtysh"
for I in 1 2 3 4 5 6 7 8 9 10; do
eval vtysh_bin="\"$vtysh_bin\""
done
AC_DEFINE_UNQUOTED([VTYSH_BIN_PATH], ["$vtysh_bin"], [path to vtysh binary])
AC_SUBST([vtysh_bin])
CFG_SYSCONF="$sysconfdir"
CFG_SBIN="$sbindir"
CFG_STATE="$frr_statedir"
CFG_MODULE="$moduledir"
CFG_YANGMODELS="$yangmodelsdir"
CFG_LIBYANG_PLUGINS="$libyang_pluginsdir"
for I in 1 2 3 4 5 6 7 8 9 10; do
eval CFG_SYSCONF="\"$CFG_SYSCONF\""
eval CFG_SBIN="\"$CFG_SBIN\""
eval CFG_STATE="\"$CFG_STATE\""
eval CFG_MODULE="\"$CFG_MODULE\""
eval CFG_YANGMODELS="\"$CFG_YANGMODELS\""
eval CFG_LIBYANG_PLUGINS="\"$CFG_LIBYANG_PLUGINS\""
done
AC_SUBST([CFG_SYSCONF])
AC_SUBST([CFG_SBIN])
AC_SUBST([CFG_STATE])
AC_SUBST([CFG_MODULE])
AC_SUBST([CFG_YANGMODELS])
AC_SUBST([CFG_LIBYANG_PLUGINS])
AC_DEFINE_UNQUOTED([MODULE_PATH], ["$CFG_MODULE"], [path to modules])
AC_DEFINE_UNQUOTED([YANG_MODELS_PATH], ["$CFG_YANGMODELS"], [path to YANG data models])
AC_DEFINE_UNQUOTED([LIBYANG_PLUGINS_PATH], ["$CFG_LIBYANG_PLUGINS"], [path to libyang plugins])
AC_DEFINE_UNQUOTED([WATCHFRR_SH_PATH], ["${CFG_SBIN%/}/watchfrr.sh"], [path to watchfrr.sh])
dnl ------------------------------------
dnl Enable RPKI and add librtr to libs
dnl ------------------------------------
if test "${enable_rpki}" = "yes"; then
PKG_CHECK_MODULES([RTRLIB], [rtrlib >= 0.5.0],
[RPKI=true],
[RPKI=false
AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
)
fi
AM_CONDITIONAL([RPKI], [test "x$RPKI" = "xtrue"])
dnl ------------------------------------------
dnl Check whether rtrlib was build with ssh support
dnl ------------------------------------------
AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
[[struct tr_ssh_config config;]])],
[AC_MSG_RESULT([yes])
AC_DEFINE([FOUND_SSH], [1], [found_ssh])],
AC_MSG_RESULT([no])
)
dnl ---------------------------
dnl Check htonl works correctly
dnl ---------------------------
AC_MSG_CHECKING([for working htonl])
AC_CACHE_VAL(ac_cv_htonl_works,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES],[htonl (0);])],
[ac_cv_htonl_works=yes], [ac_cv_htonl_works=no])
]
)
AC_MSG_RESULT([$ac_cv_htonl_works])
AC_CONFIG_FILES([Makefile],[sed -e 's/^#AUTODERP# //' -i Makefile])
AC_CONFIG_FILES([
config.version
changelog-auto
redhat/frr.spec
solaris/Makefile
alpine/APKBUILD
snapcraft/snapcraft.yaml
lib/version.h
tests/lib/cli/test_cli.refout
pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh
pkgsrc/eigrpd.sh])
AC_CONFIG_FILES([vtysh/extract.pl], [chmod +x vtysh/extract.pl])
AC_CONFIG_FILES([tools/frr], [chmod +x tools/frr])
AC_CONFIG_FILES([tools/watchfrr.sh], [chmod +x tools/watchfrr.sh])
AC_CONFIG_FILES([tools/frrinit.sh], [chmod +x tools/frrinit.sh])
AC_CONFIG_FILES([tools/frrcommon.sh])
AC_CONFIG_COMMANDS([lib/route_types.h], [
dst="${ac_abs_top_builddir}/lib/route_types.h"
${PERL} "${ac_abs_top_srcdir}/lib/route_types.pl" \
< "${ac_abs_top_srcdir}/lib/route_types.txt" \
> "${dst}.tmp"
test -f "${dst}" \
&& diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
&& rm "${dst}.tmp" \
|| mv "${dst}.tmp" "${dst}"
], [
PERL="$PERL"
])
AS_IF([test "x$with_pkg_git_version" = "xyes"], [
AC_CONFIG_COMMANDS([lib/gitversion.h], [
dst="${ac_abs_top_builddir}/lib/gitversion.h"
${PERL} "${ac_abs_top_srcdir}/lib/gitversion.pl" \
"${ac_abs_top_srcdir}" \
> "${dst}.tmp"
test -f "${dst}" \
&& diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
&& rm "${dst}.tmp" \
|| mv "${dst}.tmp" "${dst}"
], [
PERL="$PERL"
])
])
## Hack, but working solution to avoid rebuilding of frr.info.
## It's already in CVS until texinfo 4.7 is more common.
AC_OUTPUT
echo "
FRRouting configuration
------------------------------
FRR version : ${PACKAGE_VERSION}
host operating system : ${host_os}
source code location : ${srcdir}
compiler : ${CC}
compiler flags : ${CFLAGS} ${SAN_FLAGS}
make : ${MAKE-make}
linker flags : ${LDFLAGS} ${SAN_FLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
state file directory : ${frr_statedir}
config file directory : `eval echo \`echo ${sysconfdir}\``
example directory : `eval echo \`echo ${exampledir}\``
module directory : ${CFG_MODULE}
user to run as : ${enable_user}
group to run as : ${enable_group}
group for vty sockets : ${enable_vty_group}
config file mask : ${enable_configfile_mask}
log file mask : ${enable_logfile_mask}
zebra protobuf enabled : ${enable_protobuf:-no}
The above user and group must have read/write access to the state file
directory and to the config files in the config file directory."
if test "${enable_doc}" != "no";then
AS_IF([test "$SPHINXBUILD" = /bin/false],
AC_MSG_WARN([sphinx-build is missing but required to build documentation]))
fi
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