1 dnl ** This is a configure script template for BIRD
2 dnl ** Process it with autoconf to get ./configure
3 dnl ** (c) 1999--2000 Martin Mares <mj@ucw.cz>
6 AC_CONFIG_SRCDIR([conf/confbase.Y])
7 AC_CONFIG_AUX_DIR([tools])
9 AC_ARG_ENABLE([client],
10 [AS_HELP_STRING([--enable-client], [enable building of BIRD client @<:@yes@:>@])],
15 AC_ARG_ENABLE([debug],
16 [AS_HELP_STRING([--enable-debug], [enable internal debugging routines @<:@no@:>@])],
21 AC_ARG_ENABLE([debug-generated],
22 [AS_HELP_STRING([--enable-debug-generated], [enable this to abstain from generating #line @<:@no@:>@])],
24 [enable_debug_generated=no]
27 AC_ARG_ENABLE([memcheck],
28 [AS_HELP_STRING([--enable-memcheck], [check memory allocations when debugging @<:@yes@:>@])],
33 AC_ARG_ENABLE([pthreads],
34 [AS_HELP_STRING([--enable-pthreads], [enable POSIX threads support @<:@try@:>@])],
39 AC_ARG_ENABLE([libssh],
40 [AS_HELP_STRING([--enable-libssh], [enable LibSSH support together with RPKI @<:@try@:>@])],
45 AC_ARG_ENABLE([mpls-kernel],
46 [AS_HELP_STRING([--enable-mpls-kernel], [enable MPLS support in kernel protocol @<:@try@:>@])],
48 [enable_mpls_kernel=try]
51 AC_ARG_WITH([protocols],
52 [AS_HELP_STRING([--with-protocols=LIST], [include specified routing protocols @<:@all@:>@])],
54 [with_protocols="all"]
57 AC_ARG_WITH([sysconfig],
58 [AS_HELP_STRING([--with-sysconfig=FILE], [use specified BIRD system configuration file])]
61 AC_ARG_WITH([runtimedir],
62 [AS_HELP_STRING([--with-runtimedir=PATH], [run-state data, obsolete variant of --runstatedir])],
63 [runstatedir="$with_runtimedir"]
66 AC_ARG_WITH([iproutedir],
67 [AS_HELP_STRING([--with-iproutedir=PATH], [path to iproute2 config files @<:@/etc/iproute2@:>@])],
68 [given_iproutedir="yes"]
71 AC_ARG_VAR([FLEX], [location of the Flex program])
72 AC_ARG_VAR([BISON], [location of the Bison program])
73 AC_ARG_VAR([M4], [location of the M4 program])
76 if test "$srcdir" = . ; then
77 # Building in current directory => create obj directory holding all objects
80 # Building in separate directory
90 # Workaround for older Autoconfs that do not define runstatedir
91 AS_IF([test -z "${runstatedir}"], [runstatedir='${localstatedir}/run'])
92 AC_SUBST([runstatedir])
94 CONFIG_FILE="\$(sysconfdir)/bird.conf"
95 AC_SUBST([CONFIG_FILE])
97 CONTROL_SOCKET="\$(runstatedir)/bird.ctl"
98 AC_SUBST([CONTROL_SOCKET])
100 AC_SEARCH_LIBS([clock_gettime], [rt posix4],
102 [AC_MSG_ERROR([Function clock_gettime not available.])]
107 # Store this value because ac_test_CFLAGS is overwritten by AC_PROG_CC
108 if test "$ac_test_CFLAGS" != set ; then
109 bird_cflags_default=yes
114 if test -z "$GCC" ; then
115 AC_MSG_ERROR([This program requires the GNU C Compiler.])
118 BIRD_CHECK_THREAD_LOCAL
119 if test "$bird_cv_thread_local" = yes ; then
120 AC_DEFINE([HAVE_THREAD_LOCAL], [1], [Define to 1 if _Thread_local is available])
123 if test "$enable_pthreads" != no ; then
126 if test "$bird_cv_lib_pthreads" = yes ; then
127 AC_DEFINE([USE_PTHREADS], [1], [Define to 1 if pthreads are enabled])
128 CFLAGS="$CFLAGS -pthread"
129 LDFLAGS="$LDFLAGS -pthread"
131 elif test "$enable_pthreads" = yes ; then
132 AC_MSG_ERROR([POSIX threads not available.])
135 if test "$enable_pthreads" = try ; then
136 enable_pthreads="$bird_cv_lib_pthreads"
140 # This is assumed to be necessary for proper BIRD build
141 CFLAGS="$CFLAGS -fno-strict-aliasing -fno-strict-overflow"
143 if test "$bird_cflags_default" = yes ; then
144 BIRD_CHECK_GCC_OPTION([bird_cv_c_option_wno_pointer_sign], [-Wno-pointer-sign], [-Wall])
145 BIRD_CHECK_GCC_OPTION([bird_cv_c_option_wno_missing_init], [-Wno-missing-field-initializers], [-Wall -Wextra])
147 if test "$enable_debug" = no; then
151 if test "$bird_cv_c_lto" = yes; then
152 CFLAGS="$CFLAGS -flto"
153 LDFLAGS="$LDFLAGS -flto=4"
156 CFLAGS="$CFLAGS -Wall -Wextra -Wstrict-prototypes -Wno-parentheses"
157 BIRD_ADD_GCC_OPTION([bird_cv_c_option_wno_pointer_sign], [-Wno-pointer-sign])
158 BIRD_ADD_GCC_OPTION([bird_cv_c_option_wno_missing_init], [-Wno-missing-field-initializers])
162 AC_MSG_CHECKING([CFLAGS])
163 AC_MSG_RESULT([$CFLAGS])
165 AC_MSG_CHECKING([LDFLAGS])
166 AC_MSG_RESULT([$LDFLAGS])
171 AC_CHECK_PROG([FLEX], [flex], [flex])
172 AC_CHECK_PROG([BISON], [bison], [bison])
173 AC_CHECK_PROGS([M4], [gm4 m4])
175 test -z "$FLEX" && AC_MSG_ERROR([Flex is missing.])
176 test -z "$BISON" && AC_MSG_ERROR([Bison is missing.])
177 test -z "$M4" && AC_MSG_ERROR([M4 is missing.])
179 AC_MSG_CHECKING([bison version])
180 BIRD_CHECK_BISON_VERSION(BISON_VERSION)
181 AC_MSG_RESULT([$BISON_VERSION])
182 if test "$bird_bison_synclines" = yes && test "$enable_debug_generated" = no; then
183 M4FLAGS="$M4FLAGS -s"
186 if test "$bird_bison_enhanced_error" = yes; then
187 BISONFLAGS="$BISONFLAGS -Dparse.lac=full -Dparse.error=verbose"
191 AC_SUBST([BISONFLAGS])
193 BIRD_CHECK_PROG_FLAVOR_GNU([$M4],
195 [AC_MSG_ERROR([Provided M4 is not GNU M4.])]
198 if test -n "$with_sysconfig" -a "$with_sysconfig" != no ; then
199 if test -f $with_sysconfig ; then
200 sysdesc=$with_sysconfig
202 sysdesc=$srcdir/sysdep/cf/$with_sysconfig
203 if ! test -f $sysdesc ; then
207 elif test -f sysconfig.h ; then
213 default_iproutedir="/etc/iproute2"
217 CPPFLAGS="$CPPFLAGS -I/usr/local/include"
218 LDFLAGS="$LDFLAGS -L/usr/local/lib"
225 CPPFLAGS="$CPPFLAGS -I/usr/pkg/include"
226 LDFLAGS="$LDFLAGS -L/usr/pkg/lib -R/usr/pkg/lib"
235 AC_MSG_ERROR([Cannot determine correct system configuration. Please use --with-sysconfig to set it manually.])
238 sysdesc=$srcdir/sysdep/cf/$sysdesc.h
240 AC_MSG_CHECKING([which OS configuration should we use])
241 AC_MSG_RESULT([$sysdesc])
242 if ! test -f $sysdesc ; then
243 AC_MSG_ERROR([The system configuration file is missing.])
245 sysname=`echo $sysdesc | sed 's/\.h$//'`
246 AC_DEFINE_UNQUOTED([SYSCONF_INCLUDE], ["$sysdesc"], [Which sysdep header to include])
248 AC_MSG_CHECKING([system-dependent directories])
249 sysdep_dirs="`sed <$sysdesc '/^Link: /!d;s/^Link: \(.*\)$/\1/' | tr '\012' ' '`"
250 AC_MSG_RESULT([$sysdep_dirs])
251 AC_SUBST([sysdep_dirs])
253 if test "$with_iproutedir" = no ; then with_iproutedir= ; fi
255 if test -n "$given_iproutedir"
256 then iproutedir=$with_iproutedir
257 else iproutedir=$default_iproutedir
260 AC_SUBST([iproutedir])
263 AC_SUBST(DAEMON_LIBS)
265 if test "$enable_libssh" != no ; then
266 AC_CHECK_HEADER([libssh/libssh.h], [true], [fail=yes], [ ])
267 AC_CHECK_LIB([ssh], [ssh_connect], [true], [fail=yes])
269 if test "$fail" != yes ; then
270 AC_DEFINE([HAVE_LIBSSH], [1], [Define to 1 if you have the `ssh' library (-lssh).])
271 DAEMON_LIBS="-lssh $DAEMON_LIBS"
275 if test "$enable_libssh" = yes ; then
276 AC_MSG_ERROR([LibSSH not available.])
283 if test "$enable_mpls_kernel" != no ; then
284 BIRD_CHECK_MPLS_KERNEL
286 if test "$bird_cv_mpls_kernel" = yes ; then
287 AC_DEFINE([HAVE_MPLS_KERNEL], [1], [Define to 1 if kernel is MPLS capable])
288 elif test "$enable_mpls_kernel" = yes ; then
289 AC_MSG_ERROR([Kernel MPLS support not found.])
292 if test "$enable_mpls_kernel" = try ; then
293 enable_mpls_kernel="$bird_cv_mpls_kernel"
297 all_protocols="$proto_bfd babel bgp mrt ospf perf pipe radv rip $proto_rpki static"
299 all_protocols=`echo $all_protocols | sed 's/ /,/g'`
301 if test "$with_protocols" = all ; then
302 with_protocols="$all_protocols"
305 AH_TEMPLATE([CONFIG_BABEL], [Babel protocol])
306 AH_TEMPLATE([CONFIG_BFD], [BFD protocol])
307 AH_TEMPLATE([CONFIG_BGP], [BGP protocol])
308 AH_TEMPLATE([CONFIG_MRT], [MRT protocol])
309 AH_TEMPLATE([CONFIG_OSPF], [OSPF protocol])
310 AH_TEMPLATE([CONFIG_PIPE], [Pipe protocol])
311 AH_TEMPLATE([CONFIG_RADV], [RAdv protocol])
312 AH_TEMPLATE([CONFIG_RIP], [RIP protocol])
313 AH_TEMPLATE([CONFIG_RPKI], [RPKI protocol])
314 AH_TEMPLATE([CONFIG_STATIC], [Static protocol])
316 AC_MSG_CHECKING([protocols])
317 protocols=`echo "$with_protocols" | sed 's/,/ /g'`
318 if test "$protocols" = no ; then protocols= ; fi
319 for a in $protocols ; do
320 if ! test -f $srcdir/proto/$a/Makefile ; then
321 AC_MSG_RESULT([failed])
322 AC_MSG_ERROR([Requested protocol $a not found])
324 AC_DEFINE_UNQUOTED([CONFIG_`echo $a | tr 'a-z' 'A-Z'`])
327 AC_SUBST([protocols])
331 AC_CHECK_HEADER([linux/rtnetlink.h],
333 [AC_MSG_ERROR([Appropriate version of Linux kernel headers not found.])],
335 dnl Some older versions of Linux kernel headers require these includes
336 #include <asm/types.h>
337 #include <sys/socket.h>
343 AC_CHECK_HEADERS_ONCE([alloca.h syslog.h])
344 AC_CHECK_MEMBERS([struct sockaddr.sa_len], [], [], [#include <sys/socket.h>])
347 [AC_DEFINE([CPU_BIG_ENDIAN], [1], [Define to 1 if cpu is big endian])],
348 [AC_DEFINE([CPU_LITTLE_ENDIAN], [1], [Define to 1 if cpu is little endian])],
349 [AC_MSG_ERROR([Cannot determine CPU endianity.])]
352 BIRD_CHECK_ANDROID_GLOB
353 if test "$bird_cv_lib_glob" = no ; then
354 AC_MSG_ERROR([glob.h not found.])
355 elif test "$bird_cv_lib_glob" != yes ; then
356 LIBS="$LIBS $bird_cv_lib_glob"
359 BIRD_CHECK_ANDROID_LOG
360 if test "$bird_cv_lib_log" = no ; then
361 AC_MSG_ERROR([don't know how to link syslog.])
362 elif test "$bird_cv_lib_log" != yes ; then
363 LIBS="$LIBS $bird_cv_lib_log"
366 if test "$enable_debug" = yes ; then
367 AC_DEFINE([DEBUGGING], [1], [Define to 1 if debugging is enabled])
368 LDFLAGS="$LDFLAGS -rdynamic"
369 CFLAGS="$CFLAGS -O0 -ggdb -g3"
371 BIRD_CHECK_GCC_OPTION([bird_cv_c_option_dwarf4], [-gdwarf-4], [])
372 BIRD_ADD_GCC_OPTION([bird_cv_c_option_dwarf4], [-gdwarf-4])
374 AC_CHECK_HEADER([execinfo.h],
376 AC_DEFINE([HAVE_EXECINFO_H], [1], [Define to 1 if you have the <execinfo.h> header file.])
377 AC_SEARCH_LIBS([backtrace], [execinfo],
379 [AC_MSG_ERROR([Function backtrace not available.])]
384 if test "$enable_memcheck" = yes ; then
385 AC_CHECK_LIB([dmalloc], [dmalloc_debug])
386 if test $ac_cv_lib_dmalloc_dmalloc_debug != yes ; then
387 AC_CHECK_LIB([efence], [malloc])
394 if test "$enable_client" = yes ; then
395 CLIENT="$CLIENT birdc"
399 AC_CHECK_HEADERS([curses.h],
401 [AC_MSG_ERROR([The client requires ncurses library. Either install the library or use --disable-client to compile without the client.])],
402 [AC_INCLUDES_DEFAULT]
405 AC_SEARCH_LIBS([tgetent], [tinfo tinfow ncurses curses termcap],
406 [TINFO_LIBS="$LIBS"; LIBS=""],
407 [AC_MSG_ERROR([The client requires ncurses library. Either install the library or use --disable-client to compile without the client.])],
410 AC_CHECK_HEADERS([readline/readline.h readline/history.h],
412 [AC_MSG_ERROR([The client requires GNU Readline library. Either install the library or use --disable-client to compile without the client.])],
413 [AC_INCLUDES_DEFAULT]
416 AC_SEARCH_LIBS([rl_callback_read_char], [readline],
417 [READLINE_LIBS="$LIBS"; LIBS=""],
418 [AC_MSG_ERROR([The client requires GNU Readline library. Either install the library or use --disable-client to compile without the client.])],
422 AC_CHECK_LIB([readline], [rl_crlf],
423 [AC_DEFINE([HAVE_RL_CRLF], [1], [Define to 1 if you have rl_crlf()])],
428 AC_CHECK_LIB([readline], [rl_ding],
429 [AC_DEFINE([HAVE_RL_DING], [1], [Define to 1 if you have rl_ding()])],
435 CLIENT_LIBS="$READLINE_LIBS $TINFO_LIBS"
438 AC_SUBST([CLIENT_LIBS])
440 mkdir -p $objdir/sysdep
441 AC_CONFIG_HEADERS([$objdir/sysdep/autoconf.h:sysdep/autoconf.h.in])
442 AC_CONFIG_FILES([Makefile:Makefile.in])
446 AC_MSG_RESULT([BIRD was configured with the following options:])
447 AC_MSG_RESULT([ Source directory: $srcdir])
448 AC_MSG_RESULT([ Object directory: $objdir])
449 AC_MSG_RESULT([ Iproute2 directory: $iproutedir])
450 AC_MSG_RESULT([ System configuration: $sysdesc])
451 AC_MSG_RESULT([ Debugging: $enable_debug])
452 AC_MSG_RESULT([ POSIX threads: $enable_pthreads])
453 AC_MSG_RESULT([ Routing protocols: $protocols])
454 AC_MSG_RESULT([ Kernel MPLS support: $enable_mpls_kernel])
455 AC_MSG_RESULT([ Client: $enable_client])
457 rm -f $objdir/.*-stamp