bird/configure.ac
Maria Matějka 82b742533b Perf: Protocol to measure BIRD performance internally
This protocol is highly experimental and nobody should use it in
production. Anyway it may help you getting some insight into what eats
so much time in filter processing.
2018-12-18 15:08:31 +01:00

434 lines
12 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([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_ENABLE([libssh],
[AS_HELP_STRING([--enable-libssh], [enable LibSSH support together with RPKI @<:@try@:>@])],
[],
[enable_libssh=try]
)
AC_ARG_ENABLE([mpls-kernel],
[AS_HELP_STRING([--enable-mpls-kernel], [enable MPLS support in kernel protocol @<:@try@:>@])],
[],
[enable_mpls_kernel=try]
)
AC_ARG_WITH([protocols],
[AS_HELP_STRING([--with-protocols=LIST], [include specified routing protocols @<:@all@:>@])],
[],
[with_protocols="all"]
)
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], [run-state data, obsolete variant of --runstatedir])],
[runstatedir="$with_runtimedir"]
)
AC_ARG_WITH([iproutedir],
[AS_HELP_STRING([--with-iproutedir=PATH], [path to iproute2 config files @<:@/etc/iproute2@:>@])],
[given_iproutedir="yes"]
)
AC_ARG_VAR([FLEX], [location of the Flex program])
AC_ARG_VAR([BISON], [location of the Bison program])
AC_ARG_VAR([M4], [location of the M4 program])
if test "$srcdir" = . ; then
# Building in current directory => create obj directory holding all objects
objdir=obj
else
# Building in separate directory
objdir=.
fi
exedir=.
AC_SUBST([objdir])
AC_SUBST([exedir])
AC_SUBST([srcdir])
# Workaround for older Autoconfs that do not define runstatedir
AS_IF([test -z "${runstatedir}"], [runstatedir='${localstatedir}/run'])
AC_SUBST([runstatedir])
CONFIG_FILE="\$(sysconfdir)/bird.conf"
AC_SUBST([CONFIG_FILE])
CONTROL_SOCKET="\$(runstatedir)/bird.ctl"
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 "$ac_test_CFLAGS" != set ; then
bird_cflags_default=yes
fi
AC_PROG_CC
AC_PROG_CC_C99
if test -z "$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 "$M4" && AC_MSG_ERROR([M4 is missing.])
AC_MSG_CHECKING([bison version])
BIRD_CHECK_BISON_VERSION(BISON_VERSION)
AC_MSG_RESULT([$BISON_VERSION])
if test "$bird_bison_synclines" = yes; then
M4FLAGS="$M4FLAGS -s"
fi
if test "$bird_bison_enhanced_error" = yes; then
BISONFLAGS="$BISONFLAGS -Dparse.lac=full -Dparse.error=verbose"
fi
AC_SUBST([M4FLAGS])
AC_SUBST([BISONFLAGS])
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 "$host_os" in
linux*)
sysdesc=linux
default_iproutedir="/etc/iproute2"
;;
freebsd*)
sysdesc=bsd
CPPFLAGS="$CPPFLAGS -I/usr/local/include"
LDFLAGS="$LDFLAGS -L/usr/local/lib"
;;
kfreebsd*)
sysdesc=bsd
;;
netbsd*)
sysdesc=bsd
CPPFLAGS="$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], ["$sysdesc"], [Which sysdep header to include])
AC_MSG_CHECKING([system-dependent directories])
sysdep_dirs="`sed <$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])
DAEMON_LIBS=
AC_SUBST(DAEMON_LIBS)
if test "$enable_libssh" != no ; then
AC_CHECK_HEADER([libssh/libssh.h], [true], [fail=yes], [ ])
AC_CHECK_LIB([ssh], [ssh_connect], [true], [fail=yes])
if test "$fail" != yes ; then
AC_DEFINE([HAVE_LIBSSH], [1], [Define to 1 if you have the `ssh' library (-lssh).])
DAEMON_LIBS="-lssh $DAEMON_LIBS"
proto_rpki=rpki
enable_libssh=yes
else
if test "$enable_libssh" = yes ; then
AC_MSG_ERROR([LibSSH not available.])
else
enable_libssh=no
fi
fi
fi
if test "$enable_mpls_kernel" != no ; then
BIRD_CHECK_MPLS_KERNEL
if test "$bird_cv_mpls_kernel" = yes ; then
AC_DEFINE([HAVE_MPLS_KERNEL], [1], [Define to 1 if kernel is MPLS capable])
elif test "$enable_mpls_kernel" = yes ; then
AC_MSG_ERROR([Kernel MPLS support not found.])
fi
if test "$enable_mpls_kernel" = try ; then
enable_mpls_kernel="$bird_cv_mpls_kernel"
fi
fi
all_protocols="$proto_bfd babel bgp mrt ospf perf pipe radv rip $proto_rpki static"
all_protocols=`echo $all_protocols | sed 's/ /,/g'`
if test "$with_protocols" = all ; then
with_protocols="$all_protocols"
fi
AH_TEMPLATE([CONFIG_BABEL], [Babel protocol])
AH_TEMPLATE([CONFIG_BFD], [BFD protocol])
AH_TEMPLATE([CONFIG_BGP], [BGP protocol])
AH_TEMPLATE([CONFIG_MRT], [MRT protocol])
AH_TEMPLATE([CONFIG_OSPF], [OSPF protocol])
AH_TEMPLATE([CONFIG_PIPE], [Pipe protocol])
AH_TEMPLATE([CONFIG_RADV], [RAdv protocol])
AH_TEMPLATE([CONFIG_RIP], [RIP protocol])
AH_TEMPLATE([CONFIG_RPKI], [RPKI protocol])
AH_TEMPLATE([CONFIG_STATIC], [Static protocol])
AC_MSG_CHECKING([protocols])
protocols=`echo "$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 $sysdesc in
*/linux*)
AC_CHECK_HEADER([linux/rtnetlink.h],
[],
[AC_MSG_ERROR([Appropriate version of Linux kernel headers not found.])],
[
dnl Some older versions of Linux kernel headers require these includes
#include <asm/types.h>
#include <sys/socket.h>
]
)
;;
esac
AC_CHECK_HEADERS_ONCE([alloca.h syslog.h])
AC_CHECK_MEMBERS([struct sockaddr.sa_len], [], [], [#include <sys/socket.h>])
AC_C_BIGENDIAN(
[AC_DEFINE([CPU_BIG_ENDIAN], [1], [Define to 1 if cpu is big endian])],
[AC_DEFINE([CPU_LITTLE_ENDIAN], [1], [Define to 1 if cpu is little endian])],
[AC_MSG_ERROR([Cannot determine CPU endianity.])]
)
BIRD_CHECK_ANDROID_GLOB
if test "$bird_cv_lib_glob" = no ; then
AC_MSG_ERROR([glob.h not found.])
elif test "$bird_cv_lib_glob" != yes ; then
LIBS="$LIBS $bird_cv_lib_glob"
fi
BIRD_CHECK_ANDROID_LOG
if test "$bird_cv_lib_log" = no ; then
AC_MSG_ERROR([don't know how to link syslog.])
elif test "$bird_cv_lib_log" != yes ; then
LIBS="$LIBS $bird_cv_lib_log"
fi
if test "$enable_debug" = yes ; then
AC_DEFINE([DEBUGGING], [1], [Define to 1 if debugging is enabled])
LDFLAGS="$LDFLAGS -rdynamic"
CFLAGS="$CFLAGS -O0 -ggdb -g3"
BIRD_CHECK_GCC_OPTION([bird_cv_c_option_dwarf4], [-gdwarf-4], [])
BIRD_ADD_GCC_OPTION([bird_cv_c_option_dwarf4], [-gdwarf-4])
AC_CHECK_HEADER([execinfo.h],
[
AC_DEFINE([HAVE_EXECINFO_H], [1], [Define to 1 if you have the <execinfo.h> header file.])
AC_SEARCH_LIBS([backtrace], [execinfo],
[],
[AC_MSG_ERROR([Function backtrace not available.])]
)
]
)
if test "$enable_memcheck" = yes ; then
AC_CHECK_LIB([dmalloc], [dmalloc_debug])
if test $ac_cv_lib_dmalloc_dmalloc_debug != yes ; then
AC_CHECK_LIB([efence], [malloc])
fi
fi
fi
CLIENT=birdcl
CLIENT_LIBS=
if test "$enable_client" = yes ; then
CLIENT="$CLIENT birdc"
BASE_LIBS="$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_FILES([Makefile:Makefile.in])
AC_OUTPUT
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([ Kernel MPLS support: $enable_mpls_kernel])
AC_MSG_RESULT([ Client: $enable_client])
rm -f $objdir/.*-stamp