bird/configure.ac
Ondrej Zajicek (work) cce6ba4daa Remove libhistory check
According to GNU Readline developers, if we link with libreadline then
there is no need to link with libhistory at all.
2018-01-02 14:11:59 +01:00

408 lines
11 KiB
Text

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_INIT
AC_CONFIG_SRCDIR([conf/confbase.Y])
AC_CONFIG_AUX_DIR([tools])
AC_ARG_ENABLE([client],
[AS_HELP_STRING([--enable-client], [enable building of BIRD client @<:@yes@:>@])],
[],
[enable_client=yes]
)
AC_ARG_ENABLE([debug],
[AS_HELP_STRING([--enable-debug], [enable internal debugging routines @<:@no@:>@])],
[],
[enable_debug=no]
)
AC_ARG_ENABLE([ipv6],
[AS_HELP_STRING([--enable-ipv6], [enable building of IPv6 version @<:@no@:>@])],
[],
[enable_ipv6=no]
)
AC_ARG_ENABLE([memcheck],
[AS_HELP_STRING([--enable-memcheck], [check memory allocations when debugging @<:@yes@:>@])],
[],
[enable_memcheck=yes]
)
AC_ARG_ENABLE([pthreads],
[AS_HELP_STRING([--enable-pthreads], [enable POSIX threads support @<:@try@:>@])],
[],
[enable_pthreads=try]
)
AC_ARG_WITH([protocols],
[AS_HELP_STRING([--with-protocols=LIST], [include specified routing protocols @<:@all@:>@])],
[],
[with_protocols="all"]
)
AC_ARG_WITH([suffix],
[AS_HELP_STRING([--with-suffix=STRING], [use specified suffix for BIRD files @<:@6 for IPv6@:>@])],
[given_suffix="yes"]
)
AC_ARG_WITH([sysconfig],
[AS_HELP_STRING([--with-sysconfig=FILE], [use specified BIRD system configuration file])],
[]
)
AC_ARG_WITH([runtimedir],
[AS_HELP_STRING([--with-runtimedir=PATH], [path for runtime files @<:@LOCALSTATEDIR/run@:>@])],
[runtimedir="$with_runtimedir"],
[runtimedir="\$(localstatedir)/run"]
)
AC_ARG_WITH([iproutedir],
[AS_HELP_STRING([--with-iproutedir=PATH], [path to iproute2 config files @<:@/etc/iproute2@:>@])],
[given_iproutedir="yes"]
)
AC_ARG_VAR([FLEX], [location of the Flex program])
AC_ARG_VAR([BISON], [location of the Bison program])
AC_ARG_VAR([M4], [location of the M4 program])
if test "$srcdir" = . ; then
# Building in current directory => create obj directory holding all objects
objdir=obj
mkdir -p obj
srcdir_rel=..
makefiles="Makefile:tools/Makefile-top.in obj/Makefile:tools/Makefile.in obj/Rules:tools/Rules.in"
exedir=..
else
# Building in separate directory
objdir=.
srcdir_rel=$srcdir
makefiles="Makefile:tools/Makefile.in Rules:tools/Rules.in"
exedir=.
fi
case $srcdir_rel in
/*) srcdir_rel_mf=$srcdir_rel ;;
*) srcdir_rel_mf="\$(root-rel)$srcdir_rel" ;;
esac
AC_SUBST([objdir])
AC_SUBST([exedir])
AC_SUBST([srcdir_rel_mf])
AC_SUBST([runtimedir])
if test "$enable_ipv6" = yes ; then
ip=ipv6
SUFFIX=6
proto_radv=radv
else
ip=ipv4
SUFFIX=""
fi
if test "$given_suffix" = yes ; then
SUFFIX="$with_suffix"
fi
AC_SUBST([SUFFIX])
if test "$enable_debug" = yes ; then
CONFIG_FILE="bird$SUFFIX.conf"
CONTROL_SOCKET="bird$SUFFIX.ctl"
else
CONFIG_FILE="\$(sysconfdir)/bird$SUFFIX.conf"
CONTROL_SOCKET="$runtimedir/bird$SUFFIX.ctl"
fi
AC_SUBST([CONFIG_FILE])
AC_SUBST([CONTROL_SOCKET])
AC_SEARCH_LIBS([clock_gettime], [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 "$ac_test_CFLAGS" != set ; then
bird_cflags_default=yes
fi
AC_PROG_CC
if test -z "$GCC" ; then
AC_MSG_ERROR([This program requires the GNU C Compiler.])
fi
if test "$enable_pthreads" != no ; then
BIRD_CHECK_PTHREADS
if test "$bird_cv_lib_pthreads" = yes ; then
AC_DEFINE([USE_PTHREADS], [1], [Define to 1 if pthreads are enabled])
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="$bird_cv_lib_pthreads"
fi
fi
if test "$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 "$ip:$host_os" in
ipv6:linux*)
sysdesc=linux-v6
default_iproutedir="/etc/iproute2"
;;
ipv4:linux*)
sysdesc=linux
default_iproutedir="/etc/iproute2"
;;
ipv6:netbsd*)
sysdesc=bsd-v6
CPPFLAGS="$CPPFLAGS -I/usr/pkg/include"
LDFLAGS="$LDFLAGS -L/usr/pkg/lib -R/usr/pkg/lib"
;;
ipv4:netbsd*)
sysdesc=bsd
CPPFLAGS="$CPPFLAGS -I/usr/pkg/include"
LDFLAGS="$LDFLAGS -L/usr/pkg/lib -R/usr/pkg/lib"
;;
ipv6:freebsd*)
sysdesc=bsd-v6
;;
ipv4:freebsd*)
sysdesc=bsd
;;
ipv6:dragonfly*)
sysdesc=bsd-v6
;;
ipv4:dragonfly*)
sysdesc=bsd
;;
ipv6:kfreebsd*)
sysdesc=bsd-v6
;;
ipv4:kfreebsd*)
sysdesc=bsd
;;
ipv6:openbsd*)
sysdesc=bsd-v6
;;
ipv4:openbsd*)
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], ["$sysdesc"], [Which sysdep header to include])
AC_MSG_CHECKING([system-dependent directories])
sysdep_dirs="`sed <$sysdesc '/^Link: /!d;s/^Link: \(.*\)$/\1/' | tr '\012' ' '` lib"
AC_MSG_RESULT([$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 bgp ospf pipe $proto_radv rip static"
if test "$ip" = ipv6 ; then
all_protocols="$all_protocols babel"
fi
all_protocols=`echo $all_protocols | sed 's/ /,/g'`
if test "$with_protocols" = all ; then
with_protocols="$all_protocols"
fi
AH_TEMPLATE([CONFIG_BABEL], [Babel protocol])
AH_TEMPLATE([CONFIG_BFD], [BFD protocol])
AH_TEMPLATE([CONFIG_BGP], [BGP protocol])
AH_TEMPLATE([CONFIG_OSPF], [OSPF protocol])
AH_TEMPLATE([CONFIG_PIPE], [Pipe protocol])
AH_TEMPLATE([CONFIG_RADV], [RAdv protocol])
AH_TEMPLATE([CONFIG_RIP], [RIP protocol])
AH_TEMPLATE([CONFIG_STATIC], [Static protocol])
AC_MSG_CHECKING([protocols])
protocols=`echo "$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 $sysdesc in
*/linux*|*/linux-v6*)
AC_CHECK_HEADER([linux/rtnetlink.h],
[],
[AC_MSG_ERROR([Appropriate version of Linux kernel headers not found.])],
[
dnl Some older versions of Linux kernel headers require these includes
#include <asm/types.h>
#include <sys/socket.h>
]
)
;;
esac
AC_CHECK_HEADERS_ONCE([alloca.h syslog.h])
AC_CHECK_MEMBERS([struct sockaddr.sa_len], [], [], [#include <sys/socket.h>])
AC_C_BIGENDIAN(
[AC_DEFINE([CPU_BIG_ENDIAN], [1], [Define to 1 if cpu is big endian])],
[AC_DEFINE([CPU_LITTLE_ENDIAN], [1], [Define to 1 if cpu is little endian])],
[AC_MSG_ERROR([Cannot determine CPU endianity.])]
)
if test "$enable_debug" = yes ; then
AC_DEFINE([DEBUGGING], [1], [Define to 1 if debugging is enabled])
if test "$enable_memcheck" = yes ; then
AC_CHECK_LIB([dmalloc], [dmalloc_debug])
if test $ac_cv_lib_dmalloc_dmalloc_debug != yes ; then
AC_CHECK_LIB([efence], [malloc])
fi
fi
fi
CLIENT=
CLIENT_LIBS=
if test "$enable_client" = yes ; then
CLIENT=birdc
BASE_LIBS="$LIBS"
LIBS=""
AC_CHECK_HEADERS([curses.h],
[],
[AC_MSG_ERROR([The client requires ncurses library. Either install the library or use --disable-client to compile without the client.])],
[AC_INCLUDES_DEFAULT]
)
AC_SEARCH_LIBS([tgetent], [tinfo tinfow ncurses curses termcap],
[TINFO_LIBS="$LIBS"; LIBS=""],
[AC_MSG_ERROR([The client requires ncurses library. Either install the library or use --disable-client to compile without the client.])],
)
AC_CHECK_HEADERS([readline/readline.h readline/history.h],
[],
[AC_MSG_ERROR([The client requires GNU Readline library. Either install the library or use --disable-client to compile without the client.])],
[AC_INCLUDES_DEFAULT]
)
AC_SEARCH_LIBS([rl_callback_read_char], [readline],
[READLINE_LIBS="$LIBS"; LIBS=""],
[AC_MSG_ERROR([The client requires GNU Readline library. Either install the library or use --disable-client to compile without the client.])],
[$TINFO_LIBS]
)
AC_CHECK_LIB([readline], [rl_crlf],
[AC_DEFINE([HAVE_RL_CRLF], [1], [Define to 1 if you have rl_crlf()])],
[],
[$TINFO_LIBS]
)
AC_CHECK_LIB([readline], [rl_ding],
[AC_DEFINE([HAVE_RL_DING], [1], [Define to 1 if you have rl_ding()])],
[],
[$TINFO_LIBS]
)
LIBS="$BASE_LIBS"
CLIENT_LIBS="$READLINE_LIBS $TINFO_LIBS"
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_COMMANDS([merge],
[ export CPP="$CPP"; $srcdir/tools/mergedirs $srcdir $srcdir_rel $objdir $sysdep_dirs ],
[
srcdir=$srcdir
srcdir_rel=$srcdir_rel
objdir=$objdir
sysdep_dirs="$sysdep_dirs"
]
)
AC_CONFIG_FILES([$makefiles])
AC_OUTPUT
rm -f $objdir/sysdep/paths.h
AC_MSG_RESULT()
AC_MSG_RESULT([BIRD was configured with the following options:])
AC_MSG_RESULT([ Source directory: $srcdir])
AC_MSG_RESULT([ Object directory: $objdir])
AC_MSG_RESULT([ Iproute2 directory: $iproutedir])
AC_MSG_RESULT([ System configuration: $sysdesc])
AC_MSG_RESULT([ Debugging: $enable_debug])
AC_MSG_RESULT([ POSIX threads: $enable_pthreads])
AC_MSG_RESULT([ Routing protocols: $protocols])
AC_MSG_RESULT([ Client: $enable_client])
rm -f $objdir/.*-stamp