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bird/configure.in

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dnl ** This is a configure script template for BIRD
dnl ** Process it with autoconf to get ./configure
dnl ** (c) 1999--2000 Martin Mares <mj@ucw.cz>
AC_REVISION($Id$)
AC_INIT(conf/confbase.Y)
AC_CONFIG_AUX_DIR(tools)
AC_ARG_ENABLE(debug, [ --enable-debug enable internal debugging routines (default: disabled)],,enable_debug=no)
AC_ARG_ENABLE(memcheck, [ --enable-memcheck check memory allocations when debugging (default: enabled)],,enable_memcheck=yes)
AC_ARG_ENABLE(client, [ --enable-client enable building of BIRD client (default: enabled)],,enable_client=yes)
AC_ARG_ENABLE(pthreads, [ --enable-pthreads enable POSIX threads support (default: detect)],,enable_pthreads=try)
AC_ARG_ENABLE(libssh, [ --enable-libssh enable LibSSH support together with RPKI protocol (default: detect)],,enable_libssh=try)
AC_ARG_WITH(sysconfig, [ --with-sysconfig=FILE use specified BIRD system configuration file])
AC_ARG_WITH(protocols, [ --with-protocols=LIST include specified routing protocols (default: all)],,[with_protocols="all"])
AC_ARG_WITH(sysinclude, [ --with-sysinclude=PATH search for system includes on specified place])
AC_ARG_WITH(runtimedir, [ --with-runtimedir=PATH path for runtime files (default: $(localstatedir)/run)],[runtimedir="$with_runtimedir"],[runtimedir="\$(localstatedir)/run"])
AC_ARG_WITH(iproutedir, [ --with-iproutedir=PATH path to iproute2 config files (default: /etc/iproute2)],[given_iproutedir="yes"])
AC_ARG_VAR([FLEX], [location of the Flex program])
AC_ARG_VAR([BISON], [location of the Bison program])
AC_ARG_VAR([M4], [location of the M4 program])
if test "$srcdir" = . ; then
# Building in current directory => create obj directory holding all objects
objdir=obj
else
# Building in separate directory
objdir=.
fi
exedir=.
AC_SUBST(objdir)
AC_SUBST(exedir)
AC_SUBST(srcdir)
AC_SUBST(runtimedir)
if test "$enable_debug" = yes ; then
CONFIG_FILE="bird.conf"
CONTROL_SOCKET="bird.ctl"
else
CONFIG_FILE="\$(sysconfdir)/bird.conf"
CONTROL_SOCKET="$runtimedir/bird.ctl"
fi
AC_SUBST(CONFIG_FILE)
AC_SUBST(CONTROL_SOCKET)
AC_SEARCH_LIBS(clock_gettime, [c rt posix4], ,
AC_MSG_ERROR([[Function clock_gettime not available.]]))
AC_CANONICAL_HOST
# Store this value because ac_test_CFLAGS is overwritten by AC_PROG_CC
if test "$ac_test_CFLAGS" != set ; then
bird_cflags_default=yes
fi
AC_PROG_CC_C99
if test -z "$GCC" ; then
AC_MSG_ERROR([This program requires the GNU C Compiler.])
fi
# Enable threads by default just in Linux and FreeBSD
#if test "$enable_pthreads" = try ; then
# case "$host_os" in
# (linux* | freebsd* | openbsd* | netbsd* ) enable_pthreads=try ;;
# (*) enable_pthreads=no ;;
# esac
#fi
if test "$enable_pthreads" != no ; then
BIRD_CHECK_PTHREADS
if test "$bird_cv_lib_pthreads" = yes ; then
AC_DEFINE(USE_PTHREADS)
CFLAGS="$CFLAGS -pthread"
LDFLAGS="$LDFLAGS -pthread"
proto_bfd=bfd
elif test "$enable_pthreads" = yes ; then
AC_MSG_ERROR([POSIX threads not available.])
fi
if test "$enable_pthreads" = try ; then
enable_pthreads="$bird_cv_lib_pthreads"
fi
fi
if test "$enable_libssh" != no ; then
AC_CHECK_LIB(ssh, ssh_connect)
if test $ac_cv_lib_ssh_ssh_connect = yes ; then
proto_rpki=rpki
enable_libssh=yes
AC_DEFINE(HAVE_LIBSSH)
else
if test "$enable_libssh" = yes ; then
AC_MSG_ERROR([LibSSH not available.])
else
enable_libssh=no
fi
fi
fi
if test "$bird_cflags_default" = yes ; then
BIRD_CHECK_GCC_OPTION(bird_cv_c_option_wno_pointer_sign, -Wno-pointer-sign, -Wall)
BIRD_CHECK_GCC_OPTION(bird_cv_c_option_wno_missing_init, -Wno-missing-field-initializers, -Wall -Wextra)
BIRD_CHECK_GCC_OPTION(bird_cv_c_option_fno_strict_aliasing, -fno-strict-aliasing)
BIRD_CHECK_GCC_OPTION(bird_cv_c_option_fno_strict_overflow, -fno-strict-overflow)
CFLAGS="$CFLAGS -Wall -Wextra -Wstrict-prototypes -Wno-parentheses"
BIRD_ADD_GCC_OPTION(bird_cv_c_option_wno_pointer_sign, -Wno-pointer-sign)
BIRD_ADD_GCC_OPTION(bird_cv_c_option_wno_missing_init, -Wno-missing-field-initializers)
BIRD_ADD_GCC_OPTION(bird_cv_c_option_fno_strict_aliasing, -fno-strict-aliasing)
BIRD_ADD_GCC_OPTION(bird_cv_c_option_fno_strict_overflow, -fno-strict-overflow)
fi
AC_MSG_CHECKING([CFLAGS])
AC_MSG_RESULT($CFLAGS)
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_RANLIB
AC_CHECK_PROG(FLEX, flex, flex)
AC_CHECK_PROG(BISON, bison, bison)
AC_CHECK_PROGS(M4, gm4 m4)
test -z "$FLEX" && AC_MSG_ERROR([Flex is missing.])
test -z "$BISON" && AC_MSG_ERROR([Bison is missing.])
test -z "$M4" && AC_MSG_ERROR([M4 is missing.])
BIRD_CHECK_PROG_FLAVOR_GNU([$M4], , [AC_MSG_ERROR([Provided M4 is not GNU M4.])])
if test -n "$with_sysconfig" -a "$with_sysconfig" != no ; then
if test -f $with_sysconfig ; then
sysdesc=$with_sysconfig
else
sysdesc=$srcdir/sysdep/cf/$with_sysconfig
if ! test -f $sysdesc ; then
sysdesc=$sysdesc.h
fi
fi
elif test -f sysconfig.h ; then
sysdesc=sysconfig
else
case "$host_os" in
linux*) sysdesc=linux
default_iproutedir="/etc/iproute2"
;;
freebsd*) sysdesc=bsd
;;
kfreebsd*) sysdesc=bsd
;;
netbsd*) sysdesc=bsd
CPPFLAGS="$CPPFLAGS -I/usr/pkg/include"
LDFLAGS="$LDFLAGS -L/usr/pkg/lib -R/usr/pkg/lib"
;;
openbsd*) sysdesc=bsd
;;
dragonfly*) sysdesc=bsd
;;
*) AC_MSG_ERROR([Cannot determine correct system configuration. Please use --with-sysconfig to set it manually.])
;;
esac
sysdesc=$srcdir/sysdep/cf/$sysdesc.h
fi
AC_MSG_CHECKING([which OS configuration should we use])
AC_MSG_RESULT($sysdesc)
if ! test -f $sysdesc ; then
AC_MSG_ERROR([The system configuration file is missing.])
fi
sysname=`echo $sysdesc | sed 's/\.h$//'`
AC_DEFINE_UNQUOTED(SYSCONF_INCLUDE, "$sysdesc")
AC_MSG_CHECKING([system-dependent directories])
sysdep_dirs="`sed <$sysdesc '/^Link: /!d;s/^Link: \(.*\)$/\1/' | tr '\012' ' '`"
AC_MSG_RESULT($sysdep_dirs)
AC_SUBST(sysdep_dirs)
if test "$with_iproutedir" = no ; then with_iproutedir= ; fi
if test -n "$given_iproutedir"
then iproutedir=$with_iproutedir
else iproutedir=$default_iproutedir
fi
AC_SUBST(iproutedir)
# all_protocols="$proto_bfd babel bgp ospf pipe radv rip $proto_rpki static"
all_protocols="$proto_bfd bgp ospf pipe radv rip $proto_rpki static "
all_protocols=`echo $all_protocols | sed 's/ /,/g'`
if test "$with_protocols" = all ; then
with_protocols="$all_protocols"
fi
AC_MSG_CHECKING([protocols])
protocols=`echo "$with_protocols" | sed 's/,/ /g'`
if test "$protocols" = no ; then protocols= ; fi
for a in $protocols ; do
if ! test -f $srcdir/proto/$a/Makefile ; then
AC_MSG_RESULT(failed)
AC_MSG_ERROR([Requested protocol $a not found.])
fi
AC_DEFINE_UNQUOTED(CONFIG_`echo $a | tr 'a-z' 'A-Z'`)
done
AC_MSG_RESULT(ok)
AC_SUBST(protocols)
case $sysdesc in
*/linux*)
AC_CHECK_HEADER(linux/rtnetlink.h,,[AC_MSG_ERROR([Appropriate version of Linux kernel headers not found.])],[
#include <asm/types.h>
#include <sys/socket.h>
])
;;
esac
AC_CHECK_HEADER(syslog.h, [AC_DEFINE(HAVE_SYSLOG)])
AC_CHECK_HEADER(alloca.h, [AC_DEFINE(HAVE_ALLOCA_H)])
AC_MSG_CHECKING(whether 'struct sockaddr' has sa_len)
AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/socket.h>
], [static struct sockaddr sa; int i = sizeof(sa.sa_len);],
[AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_SIN_LEN,,sin_len)],
AC_MSG_RESULT(no))
AC_C_BIGENDIAN([AC_DEFINE(CPU_BIG_ENDIAN)], [AC_DEFINE(CPU_LITTLE_ENDIAN)],
[AC_MSG_ERROR([Cannot determine CPU endianity.])])
BIRD_CHECK_INTEGERS
BIRD_CHECK_STRUCT_ALIGN
BIRD_CHECK_TIME_T
BIRD_CHECK_STRUCT_IP_MREQN
if test "$enable_debug" = yes ; then
AC_DEFINE(DEBUGGING)
AC_CHECK_HEADER(execinfo.h, [AC_SEARCH_LIBS([backtrace, backtrace_symbols], [c execinfo], [AC_DEFINE(HAVE_EXECINFO_H)])])
LDFLAGS="$LDFLAGS -rdynamic"
CFLAGS="$CFLAGS -O0 -ggdb -g3 -gdwarf-4"
if test "$enable_memcheck" = yes ; then
AC_CHECK_LIB(dmalloc, dmalloc_debug)
if test $ac_cv_lib_dmalloc_dmalloc_debug != yes ; then
AC_CHECK_LIB(efence, malloc)
fi
fi
fi
DAEMON_LIBS=
AC_SUBST(DAEMON_LIBS)
CLIENT=birdcl
CLIENT_LIBS=
if test "$enable_client" = yes ; then
CLIENT="$CLIENT birdc"
AC_CHECK_LIB(history, add_history, CLIENT_LIBS="-lhistory")
AC_CHECK_LIB(ncurses, tgetent, USE_TERMCAP_LIB=-lncurses,
AC_CHECK_LIB(curses, tgetent, USE_TERMCAP_LIB=-lcurses,
AC_CHECK_LIB(tinfow, tgetent, USE_TERMCAP_LIB=-ltinfow,
AC_CHECK_LIB(tinfo, tgetent, USE_TERMCAP_LIB=-ltinfo,
AC_CHECK_LIB(termcap, tgetent, USE_TERMCAP_LIB=-ltermcap,
AC_MSG_ERROR([[The client requires ncurses library. Either install the library or use --disable-client to compile without the client.]]))))))
AC_CHECK_LIB(readline, rl_callback_read_char, CLIENT_LIBS="-lreadline $CLIENT_LIBS $USE_TERMCAP_LIB",
AC_MSG_ERROR([[The client requires GNU readline library 2.1 or newer. Either install the library or use --disable-client to compile without the client.]]), $USE_TERMCAP_LIB)
AC_CHECK_LIB(readline, rl_crlf, AC_DEFINE(HAVE_RL_CRLF),,$USE_TERMCAP_LIB)
AC_CHECK_LIB(readline, rl_ding, AC_DEFINE(HAVE_RL_DING),,$USE_TERMCAP_LIB)
fi
AC_SUBST(CLIENT)
AC_SUBST(CLIENT_LIBS)
mkdir -p $objdir/sysdep
AC_CONFIG_HEADERS([$objdir/sysdep/autoconf.h:sysdep/autoconf.h.in])
AC_CONFIG_FILES(Makefile:Makefile.in)
AC_OUTPUT
cat >&AC_FD_MSG <<EOF
BIRD was configured with the following options:
Source directory: $srcdir
Object directory: $objdir
Iproute2 directory: $iproutedir
System configuration: $sysdesc
Debugging: $enable_debug
POSIX threads: $enable_pthreads
Routing protocols: $protocols
Client: $enable_client
EOF
rm -f $objdir/.*-stamp
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