2 ## Configure template file for FRRouting.
3 ## autoconf will generate configure script.
5 ## Copyright (c) 1996, 97, 98, 99, 2000 Kunihiro Ishiguro <kunihiro@zebra.org>
6 ## Portions Copyright (c) 2003 Paul Jakma <paul@dishone.st>
10 AC_INIT(frr, 3.1-dev, [https://github.com/frrouting/frr/issues])
11 PACKAGE_URL="https://frrouting.org/"
12 PACKAGE_FULLNAME="FRRouting"
13 AC_SUBST(PACKAGE_FULLNAME)
15 CONFIG_ARGS="$ac_configure_args"
18 AC_CONFIG_SRCDIR(lib/zebra.h)
19 AC_CONFIG_MACRO_DIR([m4])
21 dnl -----------------------------------
22 dnl Get hostname and other information.
23 dnl -----------------------------------
28 # Disable portability warnings -- our automake code (in particular
29 # common.am) uses some constructs specific to gmake.
30 AM_INIT_AUTOMAKE([1.12 -Wno-portability])
31 m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])
32 AM_SILENT_RULES([yes])
33 AC_CONFIG_HEADERS(config.h)
35 AC_PATH_PROG(PERL, perl)
38 dnl default is to match previous behavior
39 exampledir=${sysconfdir}
40 AC_ARG_ENABLE([exampledir],
41 AS_HELP_STRING([--enable-exampledir],
42 [specify alternate directory for examples]),
43 exampledir="$enableval",)
44 dnl XXX add --exampledir to autoconf standard directory list somehow
47 dnl default is to match previous behavior
50 AC_ARG_ENABLE([pkgsrcrcdir],
51 AS_HELP_STRING([--enable-pkgsrcrcdir],
52 [specify directory for rc.d scripts]),
53 pkgsrcrcdir="$enableval"; pkgsrcdir="pkgsrc",)
54 dnl XXX add --pkgsrcrcdir to autoconf standard directory list somehow
58 AC_ARG_WITH([moduledir], [AS_HELP_STRING([--with-moduledir=DIR], [module directory (${libdir}/frr/modules)])], [
61 moduledir="\${libdir}/frr/modules"
63 AC_SUBST([moduledir], [$moduledir])
65 AC_ARG_ENABLE(tcmalloc,
66 AS_HELP_STRING([--enable-tcmalloc], [Turn on tcmalloc]),
67 [case "${enableval}" in
68 yes) tcmalloc_enabled=true
69 LIBS="$LIBS -ltcmalloc_minimal"
71 no) tcmalloc_enabled=false ;;
72 *) AC_MSG_ERROR(bad value ${enableval} for --enable-tcmalloc) ;;
73 esac],[tcmalloc_enabled=false])
76 dnl Thanks autoconf, but we don't want a default -g -O2. We have our own
77 dnl flag determination logic.
80 dnl --------------------
81 dnl Check CC and friends
82 dnl --------------------
83 dnl note orig_cflags is also used further down
89 dnl remove autoconf default "-g -O2"
97 dnl autoconf 2.59 appears not to support AC_PROG_SED
99 AC_CHECK_PROG([SED],[sed],[sed],[/bin/false])
101 dnl try and enable CFLAGS that are useful for Quagga
102 dnl - specifically, options to control warnings
104 AC_USE_SYSTEM_EXTENSIONS
105 AC_DEFUN([AC_C_FLAG], [{
107 ac_c_flag_save="$CFLAGS"
109 AC_MSG_CHECKING([[whether $CC supports $1]])
111 [AC_LANG_PROGRAM([[]])],
114 m4_if([$3], [], [], [
115 CFLAGS="$ac_c_flag_save"
119 CFLAGS="$ac_c_flag_save"
126 dnl ICC won't bail on unknown options without -diag-error 10006
127 dnl need to do this first so we get useful results for the other options
128 AC_C_FLAG([-diag-error 10006])
130 dnl AC_PROG_CC_C99 may change CC to include -std=gnu99 or something
132 CC="${CC% -std=gnu99}"
135 AC_C_FLAG([-std=gnu11], [CC="$ac_cc"], [CC="$CC -std=gnu11"])
137 dnl if the user specified any CFLAGS, we don't add "-g -Os/-O2" here
138 if test "z$orig_cflags" = "z"; then
145 dnl always want these CFLAGS
146 AC_C_FLAG([-fno-omit-frame-pointer])
149 AC_C_FLAG([-Wmissing-prototypes])
150 AC_C_FLAG([-Wmissing-declarations])
151 AC_C_FLAG([-Wpointer-arith])
152 AC_C_FLAG([-Wbad-function-cast])
153 AC_C_FLAG([-Wwrite-strings])
154 if test x"${enable_gcc_ultra_verbose}" = x"yes" ; then
155 AC_C_FLAG([-Wcast-qual])
156 AC_C_FLAG([-Wstrict-prototypes])
157 AC_C_FLAG([-Wmissing-noreturn])
158 AC_C_FLAG([-Wmissing-format-attribute])
159 AC_C_FLAG([-Wunreachable-code])
160 AC_C_FLAG([-Wpacked])
161 AC_C_FLAG([-Wpadded])
163 AC_C_FLAG([-Wno-unused-result])
165 AC_C_FLAG([-Wno-unused-parameter])
166 AC_C_FLAG([-Wno-missing-field-initializers])
168 dnl ICC emits a broken warning for const char *x = a ? "b" : "c";
169 dnl for some reason the string consts get 'promoted' to char *,
170 dnl triggering a const to non-const conversion warning.
171 AC_C_FLAG([-diag-disable 3179])
173 if test x"${enable_werror}" = x"yes" ; then
178 dnl need link on this one, not compile
180 ac_ld_flag_save="$LDFLAGS"
181 LDFLAGS="$LDFLAGS -rdynamic"
182 AC_MSG_CHECKING([[whether linker supports -rdynamic]])
184 [AC_LANG_PROGRAM([[]])],
185 [AC_MSG_RESULT([yes])],
187 LDFLAGS="$ac_ld_flag_save"
198 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
199 LIBS="$PTHREAD_LIBS $LIBS"
201 AC_MSG_FAILURE([This Quagga version needs pthreads])
210 AC_CHECK_TOOL(AR, ar)
212 dnl -----------------
213 dnl System extensions
214 dnl -----------------
222 dnl ----------------------
223 dnl Packages configuration
224 dnl ----------------------
225 AC_ARG_WITH(pkg-extra-version,
226 AS_HELP_STRING([--with-pkg-extra-version=VER], [add extra version field, for packagers/distributions]),
227 [EXTRAVERSION=$withval],)
228 AC_ARG_WITH(pkg-git-version,
229 AS_HELP_STRING([--with-pkg-git-version], [add git information to MOTD and build version string]),
230 [ test "x$withval" != "xno" && with_pkg_git_version="yes" ])
232 AS_HELP_STRING([--disable-vtysh], [do not build integrated vty shell for Quagga]))
234 AS_HELP_STRING([--disable-doc], [do not build docs]))
236 AS_HELP_STRING([--disable-zebra], [do not build zebra daemon]))
238 AS_HELP_STRING([--disable-bgpd], [do not build bgpd]))
240 AS_HELP_STRING([--disable-ripd], [do not build ripd]))
241 AC_ARG_ENABLE(ripngd,
242 AS_HELP_STRING([--disable-ripngd], [do not build ripngd]))
244 AS_HELP_STRING([--disable-ospfd], [do not build ospfd]))
245 AC_ARG_ENABLE(ospf6d,
246 AS_HELP_STRING([--disable-ospf6d], [do not build ospf6d]))
248 AS_HELP_STRING([--enable-ldpd], [build ldpd]))
250 AS_HELP_STRING([--disable-nhrpd], [do not build nhrpd]))
251 AC_ARG_ENABLE(watchfrr,
252 AS_HELP_STRING([--disable-watchfrr], [do not build watchfrr]))
254 AS_HELP_STRING([--disable-isisd], [do not build isisd]))
256 AS_HELP_STRING([--disable-pimd], [do not build pimd]))
257 AC_ARG_ENABLE(bgp-announce,
258 AS_HELP_STRING([--disable-bgp-announce,], [turn off BGP route announcement]))
259 AC_ARG_ENABLE(bgp-vnc,
260 AS_HELP_STRING([--disable-bgp-vnc],[turn off BGP VNC support]))
261 AC_ARG_WITH(rfp-path,
262 AS_HELP_STRING([--with-rfp-path[=DIR]],[path to replaced stub RFP used with BGP VNC]))
264 AS_HELP_STRING([--enable-snmp=ARG], [enable SNMP support (smux or agentx)]))
266 AS_HELP_STRING([--with-libpam], [use libpam for PAM support in vtysh]))
267 AC_ARG_ENABLE(tcp-zebra,
268 AS_HELP_STRING([--enable-tcp-zebra], [enable TCP/IP socket connection between zebra and protocol daemon]))
269 AC_ARG_ENABLE(ospfapi,
270 AS_HELP_STRING([--disable-ospfapi], [do not build OSPFAPI to access the OSPF LSA Database]))
271 AC_ARG_ENABLE(ospfclient,
272 AS_HELP_STRING([--disable-ospfclient], [do not build OSPFAPI client for OSPFAPI,
273 (this is the default if --disable-ospfapi is set)]))
274 AC_ARG_ENABLE(multipath,
275 AS_HELP_STRING([--enable-multipath=ARG], [enable multipath function, ARG must be digit]))
277 AS_HELP_STRING([--enable-user=USER], [user to run FRR suite as (default frr)]))
279 AS_HELP_STRING([--enable-group=GROUP], [group to run FRR suite as (default frr)]))
280 AC_ARG_ENABLE(vty_group,
281 AS_HELP_STRING([--enable-vty-group=ARG], [set vty sockets to have specified group as owner]))
282 AC_ARG_ENABLE(configfile_mask,
283 AS_HELP_STRING([--enable-configfile-mask=ARG], [set mask for config files]))
284 AC_ARG_ENABLE(logfile_mask,
285 AS_HELP_STRING([--enable-logfile-mask=ARG], [set mask for log files]))
286 AC_ARG_ENABLE(shell_access,
287 AS_HELP_STRING([--enable-shell-access], [Allow users to access shell/telnet/ssh]))
289 AS_HELP_STRING([--disable-rtadv], [disable IPV6 router advertisement feature]))
291 AS_HELP_STRING([--enable-irdp], [enable IRDP server support in zebra]))
292 AC_ARG_ENABLE(capabilities,
293 AS_HELP_STRING([--disable-capabilities], [disable using POSIX capabilities]))
294 AC_ARG_ENABLE(rusage,
295 AS_HELP_STRING([--disable-rusage], [disable using getrusage]))
296 AC_ARG_ENABLE(gcc_ultra_verbose,
297 AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings]))
298 AC_ARG_ENABLE(linux24_tcp_md5,
299 AS_HELP_STRING([--enable-linux24-tcp-md5], [enable support for old, Linux-2.4 RFC2385 patch]))
300 AC_ARG_ENABLE(backtrace,
301 AS_HELP_STRING([--disable-backtrace,], [disable crash backtraces (default autodetect)]))
302 AC_ARG_ENABLE(time-check,
303 AS_HELP_STRING([--disable-time-check], [disable slow thread warning messages]))
304 AC_ARG_ENABLE(pcreposix,
305 AS_HELP_STRING([--enable-pcreposix], [enable using PCRE Posix libs for regex functions]))
307 AS_HELP_STRING([--enable-fpm], [enable Forwarding Plane Manager support]))
308 AC_ARG_ENABLE(systemd,
309 AS_HELP_STRING([--enable-systemd], [enable Systemd support]))
311 AS_HELP_STRING([--enable-poll], [enable usage of Poll instead of select]))
312 AC_ARG_ENABLE(werror,
313 AS_HELP_STRING([--enable-werror], [enable -Werror (recommended for developers only)]))
314 AC_ARG_ENABLE(cumulus,
315 AS_HELP_STRING([--enable-cumulus], [enable Cumulus Switch Special Extensions]))
316 AC_ARG_ENABLE(rr-semantics,
317 AS_HELP_STRING([--disable-rr-semantics], [disable the v6 Route Replace semantics]))
318 AC_ARG_ENABLE([protobuf],
319 AS_HELP_STRING([--enable-protobuf], [Enable experimental protobuf support]))
320 AC_ARG_ENABLE([oldvpn_commands],
321 AS_HELP_STRING([--enable-old-vpn-commands], [Keep old vpn commands]))
323 AC_CHECK_HEADERS(json-c/json.h)
324 AC_CHECK_LIB(json-c, json_object_get, LIBS="$LIBS -ljson-c")
325 if test $ac_cv_lib_json_c_json_object_get = no; then
326 AC_CHECK_LIB(json, json_object_get, LIBS="$LIBS -ljson")
327 if test $ac_cv_lib_json_json_object_get = no; then
328 AC_MSG_ERROR([lib json is needed to compile])
332 AC_ARG_ENABLE([dev_build],
333 AS_HELP_STRING([--enable-dev-build], [build for development]))
335 if test x"${enable_time_check}" != x"no" ; then
336 if test x"${enable_time_check}" = x"yes" -o x"${enable_time_check}" = x ; then
337 AC_DEFINE(CONSUMED_TIME_CHECK,5000000,Consumed Time Check)
339 AC_DEFINE_UNQUOTED(CONSUMED_TIME_CHECK,$enable_time_check,Consumed Time Check)
343 case "${enable_systemd}" in
346 AC_CHECK_LIB(systemd, sd_notify, LIBS="$LIBS -lsystemd")
347 if test $ac_cv_lib_systemd_sd_notify = no; then
348 AC_MSG_ERROR([enable systemd has been specified but systemd development env not found on your system])
350 AC_DEFINE(HAVE_SYSTEMD,,Compile systemd support in)
356 if test "${enable_rr_semantics}" != "no" ; then
357 AC_DEFINE(HAVE_V6_RR_SEMANTICS,, Compile in v6 Route Replacement Semantics)
360 if test "${enable_poll}" = "yes" ; then
361 AC_DEFINE(HAVE_POLL,,Compile systemd support in)
367 AC_MSG_CHECKING(whether this OS has MPLS stack)
370 MPLS_METHOD="zebra_mpls_netlink.o zebra_mpls.o"
371 AC_MSG_RESULT(Linux MPLS)
374 MPLS_METHOD="zebra_mpls_openbsd.o zebra_mpls.o"
375 AC_MSG_RESULT(OpenBSD MPLS)
378 MPLS_METHOD="zebra_mpls_null.o"
379 AC_MSG_RESULT(Unsupported kernel)
382 AC_SUBST(MPLS_METHOD)
384 if test "${enable_cumulus}" = "yes" ; then
385 AC_DEFINE(HAVE_CUMULUS,,Compile Special Cumulus Code in)
386 DFLT_NAME="datacenter"
388 DFLT_NAME="traditional"
391 AC_DEFINE_UNQUOTED(DFLT_NAME,["$DFLT_NAME"], Name of the configuration default set)
393 if test "${enable_shell_access}" = "yes"; then
394 AC_DEFINE(HAVE_SHELL_ACCESS,,Allow user to use ssh/telnet/bash)
397 AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
399 if test "x${enable_dev_build}" = "xyes"; then
400 AC_DEFINE(DEV_BUILD,,Build for development)
402 AM_CONDITIONAL([DEV_BUILD], [test "x$enable_dev_build" = "xyes"])
405 # Logic for protobuf support.
407 if test "$enable_protobuf" = "yes"; then
411 AC_CHECK_PROG([PROTOC_C], [protoc-c], [protoc-c], [/bin/false])
412 if test "x$PROTOC_C" = "x/bin/false"; then
416 PKG_CHECK_MODULES([PROTOBUF_C], libprotobuf-c >= 0.14,
417 [found_protobuf_c=yes],
418 [AC_MSG_RESULT([pkg-config did not find libprotobuf-c])])
420 if test "x$found_protobuf_c" = "xyes"; then
421 LDFLAGS="$LDFLAGS $PROTOBUF_C_LIBS"
422 CFLAGS="$CFLAGS $PROTOBUF_C_CFLAGS"
424 AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [],
425 [have_protobuf=no; AC_MSG_RESULT([Couldn't find google/protobuf-c.h])])
431 # Logic for old vpn commans support.
433 if test "$enable_old_vpn_commands" = "yes"; then
434 AC_DEFINE(KEEP_OLD_VPN_COMMANDS,, [Define for compiling with old vpn commands])
437 # Fail if the user explicity enabled protobuf support and we couldn't
438 # find the compiler or libraries.
439 if test "x$have_protobuf" = "xno" && test "x$enable_protobuf" = "xyes"; then
440 AC_MSG_ERROR([Protobuf enabled explicitly but can't find libraries/tools])
443 if test "x$have_protobuf" = "xyes"; then
444 AC_DEFINE(HAVE_PROTOBUF,, protobuf)
447 AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$have_protobuf" = "xyes"])
450 # End of logic for protobuf support.
453 if test "${enable_tcp_zebra}" = "yes"; then
454 AC_DEFINE(HAVE_TCP_ZEBRA,,Use TCP for zebra communication)
457 if test "${enable_linux24_tcp_md5}" = "yes"; then
458 AC_DEFINE(HAVE_TCP_MD5_LINUX24,,Old Linux 2.4 TCP MD5 Signature Patch)
461 AC_MSG_CHECKING(if zebra should be configurable to send Route Advertisements)
462 if test "${enable_rtadv}" != "no"; then
464 AC_DEFINE(HAVE_RTADV,,Enable IPv6 Routing Advertisement support)
469 if test "${enable_irdp}" = "yes"; then
470 AC_DEFINE(HAVE_IRDP,, IRDP )
473 if test x"${enable_user}" = x"no"; then
476 if test x"${enable_user}" = x"yes" || test x"${enable_user}" = x""; then
479 AC_DEFINE_UNQUOTED(FRR_USER, "${enable_user}", frr User)
482 if test x"${enable_group}" = x"no"; then
485 if test x"${enable_group}" = x"yes" || test x"${enable_group}" = x""; then
488 AC_DEFINE_UNQUOTED(FRR_GROUP, "${enable_group}", frr Group)
491 if test x"${enable_vty_group}" = x"yes" ; then
492 AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
493 elif test x"${enable_vty_group}" != x""; then
494 if test x"${enable_vty_group}" != x"no"; then
495 AC_DEFINE_UNQUOTED(VTY_GROUP, "${enable_vty_group}", VTY Sockets Group)
498 AC_SUBST([enable_user])
499 AC_SUBST([enable_group])
500 AC_SUBST([enable_vty_group])
502 enable_configfile_mask=${enable_configfile_mask:-0600}
503 AC_DEFINE_UNQUOTED(CONFIGFILE_MASK, ${enable_configfile_mask}, Mask for config files)
505 enable_logfile_mask=${enable_logfile_mask:-0600}
506 AC_DEFINE_UNQUOTED(LOGFILE_MASK, ${enable_logfile_mask}, Mask for log files)
510 case "${enable_multipath}" in
514 [[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
515 MPATH_NUM="${enable_multipath}"
520 AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
524 AC_DEFINE_UNQUOTED(MULTIPATH_NUM, $MPATH_NUM, Maximum number of paths for a route)
526 dnl -----------------------------------
527 dnl Add extra version string to package
528 dnl name, string and version fields.
529 dnl -----------------------------------
530 if test "x${EXTRAVERSION}" != "x" ; then
531 VERSION="${VERSION}${EXTRAVERSION}"
532 PACKAGE_VERSION="${PACKAGE_VERSION}${EXTRAVERSION}"
533 AC_SUBST(PACKAGE_EXTRAVERSION, ["${EXTRAVERSION}"])
534 PACKAGE_STRING="${PACKAGE_STRING}${EXTRAVERSION}"
537 if test "x$with_pkg_git_version" = "xyes"; then
538 if test -d "${srcdir}/.git"; then
539 AC_DEFINE(GIT_VERSION, [1], [include git version info])
540 else with_pkg_git_version="no"
541 AC_MSG_WARN([--with-pkg-git-version given, but this is not a git checkout])
544 AM_CONDITIONAL([GIT_VERSION], [test "x$with_pkg_git_version" = "xyes"])
546 dnl ------------------------------------
547 dnl Check C keywords and standard types
548 dnl ------------------------------------
559 dnl -------------------------
560 dnl Check other header files.
561 dnl -------------------------
562 AC_CHECK_HEADERS([stropts.h sys/ksym.h \
563 linux/version.h asm/types.h \
566 ac_stdatomic_ok=false
567 AC_DEFINE(FRR_AUTOCONF_ATOMIC, 1, [did autoconf checks for atomic funcs])
568 AC_CHECK_HEADER([stdatomic.h],[
570 AC_MSG_CHECKING([whether _Atomic qualifier works])
571 AC_LINK_IFELSE([AC_LANG_SOURCE([[
572 #include <stdatomic.h>
573 int main(int argc, char **argv) {
578 AC_DEFINE(HAVE_STDATOMIC_H, 1, [found stdatomic.h])
586 AS_IF([$ac_stdatomic_ok], [true], [
587 AC_MSG_CHECKING([for __atomic_* builtins])
588 AC_LINK_IFELSE([AC_LANG_SOURCE([[
589 int main(int argc, char **argv) {
591 __atomic_store_n (&i, 0, __ATOMIC_RELEASE);
592 return __atomic_load_n (&i, __ATOMIC_ACQUIRE);
595 AC_DEFINE(HAVE___ATOMIC, 1, [found __atomic builtins])
600 dnl FreeBSD 9 has a broken stdatomic.h where _Atomic doesn't work
601 AC_MSG_CHECKING([for __sync_* builtins])
602 AC_LINK_IFELSE([AC_LANG_SOURCE([[
603 int main(int argc, char **argv) {
605 __sync_fetch_and_sub (&i, 1);
606 return __sync_val_compare_and_swap (&i, 0, 1);
609 AC_DEFINE(HAVE___SYNC, 1, [found __sync builtins])
612 AC_MSG_CHECKING([for __sync_swap builtin])
613 AC_LINK_IFELSE([AC_LANG_SOURCE([[
614 int main(int argc, char **argv) {
616 return __sync_swap (&i, 2);
619 AC_DEFINE(HAVE___SYNC_SWAP, 1, [found __sync_swap builtin])
627 AC_MSG_FAILURE([stdatomic.h unavailable and $CC has neither __atomic nor __sync builtins])
632 dnl Utility macro to avoid retyping includes all the time
633 m4_define([FRR_INCLUDES],
636 #define __EXTENSIONS__
641 #include <sys/types.h>
642 /* sys/conf.h depends on param.h on FBSD at least */
643 #include <sys/param.h>
644 /* Required for MAXSIG */
646 #include <sys/socket.h>
648 # define __APPLE_USE_RFC_3542
650 #include <netinet/in.h>
651 #include <sys/time.h>
656 dnl Same applies for HAVE_NET_IF_VAR_H, which HAVE_NETINET6_ND6_H and
657 dnl HAVE_NETINET_IN_VAR_H depend upon. But if_var.h depends on if.h, hence
658 dnl an additional round for it.
660 AC_CHECK_HEADERS([net/if_var.h], [], [], FRR_INCLUDES)
662 m4_define([FRR_INCLUDES],
664 [#if HAVE_NET_IF_VAR_H
665 # include <net/if_var.h>
669 AC_CHECK_HEADERS([netinet/in_var.h \
670 net/if_dl.h net/netopt.h \
671 inet/nd.h netinet/ip_icmp.h \
672 sys/sysctl.h sys/sockio.h kvm.h sys/conf.h],
673 [], [], FRR_INCLUDES)
675 AC_CHECK_HEADERS([ucontext.h], [], [],
678 #endif /* __USE_GNU */
682 m4_define([UCONTEXT_INCLUDES],
683 [#include <ucontext.h>])dnl
685 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.uc_regs],
686 [], [], [UCONTEXT_INCLUDES])
687 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs],
688 [AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs.nip],
689 [], [], [UCONTEXT_INCLUDES])],
690 [], [UCONTEXT_INCLUDES])
691 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.gregs],
692 [], [], [UCONTEXT_INCLUDES])
694 m4_define([FRR_INCLUDES],
698 #include <netinet/in_systm.h>
699 #if HAVE_NETINET_IN_VAR_H
700 # include <netinet/in_var.h>
703 # include <net/if_dl.h>
705 #if HAVE_NET_NETOPT_H
706 # include <net/netopt.h>
708 #include <net/route.h>
710 # include <inet/nd.h>
712 #include <arpa/inet.h>
713 /* Required for IDRP */
714 #if HAVE_NETINET_IP_ICMP_H
715 # include <netinet/ip_icmp.h>
719 dnl V6 headers are checked below, after we check for v6
721 dnl Some systems (Solaris 2.x) require libnsl (Network Services Library)
723 [*-sunos5.[6-7]*] | [*-solaris2.[6-7]*])
725 AC_DEFINE(SUNOS_56, 1, SunOS 5.6 to 5.7)
726 AC_DEFINE(SUNOS_5, 1, SunOS 5)
727 AC_CHECK_LIB(xnet, main)
732 | [*-sunos5.1[0-9]] \
733 | [*-sunos5.1[0-9].[0-9]] \
734 | [*-solaris2.[8-9]] \
735 | [*-solaris2.1[0-9]] \
736 | [*-solaris2.1[0-9].[0-9]])
738 AC_DEFINE(SUNOS_59, 1, [SunOS 5.8 up])
739 AC_DEFINE(SUNOS_5, 1, [SunOS 5])
740 AC_CHECK_LIB(socket, main)
741 AC_CHECK_LIB(nsl, main)
742 AC_CHECK_LIB(umem, main)
743 AC_CHECK_FUNCS([printstack],
744 [AC_DEFINE([HAVE_PRINTSTACK],1,[Solaris printstack])
745 AC_DEFINE([HAVE_STACK_TRACE],1,[Stack symbols decode functionality])
750 *-sunos5* | *-solaris2*)
751 AC_DEFINE(SUNOS_5,,SunOS 5, Unknown SunOS)
752 AC_CHECK_LIB(socket, main)
753 AC_CHECK_LIB(nsl, main)
759 AC_DEFINE(GNU_LINUX,,GNU Linux)
763 AC_DEFINE(OPEN_BSD,,OpenBSD)
769 dnl ---------------------
770 dnl Integrated VTY option
771 dnl ---------------------
772 case "${enable_vtysh}" in
775 AC_DEFINE(VTYSH,,VTY shell)
776 dnl Vtysh uses libreadline, which looks for termcap functions at
777 dnl configure time. We follow readlines search order.
778 dnl The required procedures are in libtermcap on NetBSD, in
779 dnl [TODO] on Linux, and in [TODO] on Solaris.
780 AC_CHECK_LIB(termcap, tputs, LIBREADLINE="$LIBREADLINE -ltermcap",
781 [AC_CHECK_LIB(tinfo, tputs, LIBREADLINE="$LIBREADLINE -ltinfo",
782 [AC_CHECK_LIB(curses, tputs, LIBREADLINE="$LIBREADLINE -lcurses",
783 [AC_CHECK_LIB(ncurses, tputs,
784 LIBREADLINE="$LIBREADLINE -lncurses")]
788 AC_CHECK_LIB(readline, main, LIBREADLINE="-lreadline $LIBREADLINE",,
790 if test $ac_cv_lib_readline_main = no; then
791 AC_MSG_ERROR([vtysh needs libreadline but was not found and usable on your system.])
793 AC_CHECK_HEADER(readline/history.h)
794 if test $ac_cv_header_readline_history_h = no;then
795 AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
797 AC_CHECK_LIB(readline, rl_completion_matches,
798 LIBREADLINE="$LIBREADLINE",, "$LIBREADLINE")
799 if test $ac_cv_lib_readline_rl_completion_matches = no; then
800 AC_DEFINE(rl_completion_matches,completion_matches,Old readline)
804 AC_SUBST(LIBREADLINE)
805 AM_CONDITIONAL(VTYSH, test "x$VTYSH" = "xvtysh")
810 dnl Quagga detects the PAM library it is built against by checking for a
811 dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
812 dnl is known to #include pam_appl.h, the standard header of a PAM library, and
813 dnl openpam.h doesn't do that, although depends on the header too. Hence a
814 dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
817 if test "$with_libpam" = "yes"; then
818 AC_CHECK_HEADER([security/pam_misc.h],
819 [AC_DEFINE(HAVE_PAM_MISC_H,,Have pam_misc.h)
820 AC_DEFINE(PAM_CONV_FUNC,misc_conv,Have misc_conv)
821 pam_conv_func="misc_conv"
824 AC_CHECK_HEADER([security/openpam.h],
825 [AC_DEFINE(HAVE_OPENPAM_H,,Have openpam.h)
826 AC_DEFINE(PAM_CONV_FUNC,openpam_ttyconv,Have openpam_ttyconv)
827 pam_conv_func="openpam_ttyconv"
829 [], FRR_INCLUDES[#include <security/pam_appl.h>])
830 if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
831 AC_MSG_WARN([*** pam support will not be built ***])
836 if test "$with_libpam" = "yes"; then
837 dnl took this test from proftpds configure.in and suited to our needs
838 dnl -------------------------------------------------------------------------
840 dnl This next check looks funky due to a linker problem with some versions
841 dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
842 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
843 dnl with RedHat 6.2 and Debian 2.2 or better.
844 AC_CHECK_LIB(pam, pam_start,
845 [AC_CHECK_LIB(pam, $pam_conv_func,
846 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
848 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
849 LIBPAM="-lpam -lpam_misc"]
853 [AC_CHECK_LIB(pam, pam_end,
854 [AC_CHECK_LIB(pam, $pam_conv_func,
855 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
856 LIBPAM="-lpam -ldl"],
857 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
858 LIBPAM="-lpam -ldl -lpam_misc"]
860 ],AC_MSG_WARN([*** pam support will not be built ***]),
867 dnl -------------------------------
868 dnl Endian-ness check
869 dnl -------------------------------
872 dnl -------------------------------
873 dnl check the size in byte of the C
874 dnl -------------------------------
875 dnl AC_CHECK_SIZEOF(char)
876 dnl AC_CHECK_SIZEOF(int)
877 dnl AC_CHECK_SIZEOF(short)
878 dnl AC_CHECK_SIZEOF(long)
880 dnl ----------------------------
881 dnl check existance of functions
882 dnl ----------------------------
888 dnl -------------------------------
889 dnl bgpd needs pow() and hence libm
890 dnl -------------------------------
892 AC_CHECK_HEADER([math.h],
893 [AC_CHECK_LIB([m], [pow],
896 AC_CHECK_FUNCS(pow,[],[LIBM=""])
899 if test x"$LIBM" = x ; then
900 AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
913 AC_CHECK_HEADER([asm-generic/unistd.h],
914 [AC_CHECK_DECL(__NR_setns,
915 AC_DEFINE(HAVE_NETNS,, Have netns),,
916 FRR_INCLUDES [#include <asm-generic/unistd.h>
918 AC_CHECK_FUNCS(setns)]
921 dnl ------------------------------------
922 dnl Determine routing get and set method
923 dnl ------------------------------------
924 AC_MSG_CHECKING(zebra between kernel interface method)
925 if test x"$opsys" = x"gnu-linux"; then
926 AC_MSG_RESULT(netlink)
927 RT_METHOD=rt_netlink.o
928 KERNEL_METHOD=kernel_netlink.o
929 AC_DEFINE(HAVE_NETLINK,,netlink)
931 AC_CHECK_DECLS([IFLA_INFO_SLAVE_KIND], [], [], [#include <linux/if_link.h>])
933 AC_MSG_RESULT(Route socket)
934 KERNEL_METHOD="kernel_socket.o"
935 RT_METHOD="rt_socket.o"
938 AC_SUBST(KERNEL_METHOD)
939 AM_CONDITIONAL([HAVE_NETLINK], [test "x$netlink" = "xyes"])
941 dnl --------------------------
942 dnl Determine IS-IS I/O method
943 dnl --------------------------
944 AC_DEFINE(ISIS_METHOD_PFPACKET, 1, [ constant value for isis method pfpacket ])
945 AC_DEFINE(ISIS_METHOD_DLPI, 2, [ constant value for isis method dlpi ])
946 AC_DEFINE(ISIS_METHOD_BPF, 3, [ constant value for isis method bpf ])
947 AC_CHECK_HEADER(net/bpf.h)
948 AC_CHECK_HEADER(sys/dlpi.h)
949 AC_MSG_CHECKING(zebra IS-IS I/O method)
950 if test x"$opsys" = x"gnu-linux"; then
951 AC_MSG_RESULT(pfpacket)
952 ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
953 elif test x"$opsys" = x"sol2-6" -o x"$opsys" = x"sol8"; then
955 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
957 if test $ac_cv_header_net_bpf_h = no; then
958 if test $ac_cv_header_sys_dlpi_h = no; then
960 AC_MSG_WARN([*** IS-IS support will not be built ***])
965 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
968 ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
971 AC_DEFINE_UNQUOTED(ISIS_METHOD, $ISIS_METHOD_MACRO, [ selected method for isis, == one of the constants ])
973 dnl ------------------------------------
974 dnl check for broken CMSG_FIRSTHDR macro
975 dnl ------------------------------------
976 AC_MSG_CHECKING(for broken CMSG_FIRSTHDR)
977 AC_RUN_IFELSE([AC_LANG_SOURCE([[
980 #define __EXTENSIONS__
983 #include <sys/types.h>
984 #include <sys/socket.h>
991 msg.msg_control = buf;
992 msg.msg_controllen = 0;
994 if (CMSG_FIRSTHDR(&msg) != NULL)
997 }]])],[AC_MSG_RESULT(yes - using workaround) AC_DEFINE(HAVE_BROKEN_CMSG_FIRSTHDR,,Broken CMSG_FIRSTHDR)],
998 [AC_MSG_RESULT(no)],[AC_MSG_RESULT(no)])
1000 dnl ------------------------------
1001 dnl check kernel route read method
1002 dnl ------------------------------
1003 AC_CACHE_CHECK([route read method], [frr_cv_rtread_method],
1004 [if test "x$netlink" = xyes; then
1005 frr_cv_rtread_method="netlink"
1007 for frr_cv_rtread_method in /dev/ip /dev/null;
1009 test x`ls $frr_cv_rtread_method 2>/dev/null` = x"$frr_cv_rtread_method" && break
1011 case $frr_cv_rtread_method in
1014 *-freebsd*) frr_cv_rtread_method="sysctl";;
1015 *) frr_cv_rtread_method="getmsg";;
1018 frr_cv_rtread_method="sysctl";;
1021 RTREAD_METHOD=rtread_${frr_cv_rtread_method}.o
1022 AC_SUBST(RTREAD_METHOD)
1024 dnl -----------------------------
1025 dnl check interface lookup method
1026 dnl -----------------------------
1027 IOCTL_METHOD=ioctl.o
1028 AC_MSG_CHECKING(interface looking up method)
1029 if test "$netlink" = yes; then
1030 AC_MSG_RESULT(netlink)
1031 IF_METHOD=if_netlink.o
1032 elif test "$opsys" = "sol2-6";then
1033 AC_MSG_RESULT(Solaris GIF)
1034 IF_METHOD=if_ioctl.o
1035 elif test "$opsys" = "sol8";then
1036 AC_MSG_RESULT(Solaris GLIF)
1037 IF_METHOD=if_ioctl_solaris.o
1038 IOCTL_METHOD=ioctl_solaris.o
1039 elif test "$opsys" = "openbsd";then
1040 AC_MSG_RESULT(openbsd)
1041 IF_METHOD=if_ioctl.o
1042 elif grep NET_RT_IFLIST /usr/include/sys/socket.h >/dev/null 2>&1; then
1043 AC_MSG_RESULT(sysctl)
1044 IF_METHOD=if_sysctl.o
1045 AC_DEFINE(HAVE_NET_RT_IFLIST,,NET_RT_IFLIST)
1047 AC_MSG_RESULT(ioctl)
1048 IF_METHOD=if_ioctl.o
1051 AC_SUBST(IOCTL_METHOD)
1053 dnl ---------------------------------------------------------------
1054 dnl figure out how to specify an interface in multicast sockets API
1055 dnl ---------------------------------------------------------------
1056 AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
1058 AC_CHECK_HEADERS([linux/mroute.h], [], [],[
1059 #include <sys/socket.h>
1060 #include <netinet/in.h>
1061 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1062 #include <linux/types.h>
1065 m4_define([FRR_INCLUDES],
1067 [#if HAVE_LINUX_MROUTE_H
1068 # include <linux/mroute.h>
1072 AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
1073 #include <sys/socket.h>
1074 #include <sys/types.h>
1075 #include <netinet/in.h>
1076 #include <net/route.h>
1079 m4_define([FRR_INCLUDES],
1081 [#if HAVE_NETINET_IP_MROUTE_H
1082 # include <netinet/ip_mroute.h>
1086 AC_MSG_CHECKING([for BSD struct ip_mreq hack])
1087 AC_TRY_COMPILE([#include <sys/param.h>],
1088 [#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)
1091 #error No support for BSD struct ip_mreq hack detected
1092 #endif],[AC_MSG_RESULT(yes)
1093 AC_DEFINE(HAVE_BSD_STRUCT_IP_MREQ_HACK,,[Can pass ifindex in struct ip_mreq])],
1096 AC_MSG_CHECKING([for RFC3678 protocol-independed API])
1098 #include <sys/types.h>
1099 #include <netinet/in.h>
1100 ], [struct group_req gr; int sock; setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
1101 ], [AC_MSG_RESULT(yes)
1102 AC_DEFINE(HAVE_RFC3678,1,[Have RFC3678 protocol-independed API])],
1105 dnl ---------------------------------------------------------------
1106 dnl figure out how to check link-state
1107 dnl ---------------------------------------------------------------
1108 AC_CHECK_HEADER( [net/if_media.h],
1109 [m4_define([LINK_DETECT_INCLUDES],
1111 [#include <net/if_media.h>
1113 AC_CHECK_MEMBERS( [struct ifmediareq.ifm_status],
1114 AC_DEFINE(HAVE_BSD_LINK_DETECT,,[BSD link-detect]),
1115 [], LINK_DETECT_INCLUDES)],
1119 dnl ---------------------------------------------------------------
1120 dnl Additional, newer way to check link-state using ifi_link_state.
1121 dnl Not available in all BSD's when ifmediareq available
1122 dnl ---------------------------------------------------------------
1123 AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
1124 AC_DEFINE(HAVE_BSD_IFI_LINK_STATE,,[BSD ifi_link_state available]),
1127 dnl ------------------------
1128 dnl TCP_MD5SIG socket option
1129 dnl ------------------------
1131 AC_CHECK_HEADER([netinet/tcp.h],
1132 [m4_define([MD5_INCLUDES],
1134 [#include <netinet/tcp.h>
1136 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
1139 if test $ac_cv_have_decl_TCP_MD5SIG = no; then
1140 AC_CHECK_HEADER([linux/tcp.h],
1141 [m4_define([MD5_INCLUDES],
1143 [#include <linux/tcp.h>
1145 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
1148 dnl -----------------------------
1149 dnl check ipforward detect method
1150 dnl -----------------------------
1151 AC_CACHE_CHECK([ipforward method], [frr_cv_ipforward_method],
1152 [if test x$cross_compiling = xyes; then
1153 if test x"$opsys" = x"gnu-linux"; then
1154 frr_cv_ipforward_method=/proc/net/snmp
1156 frr_cv_ipforward_method=/dev/ip
1159 for frr_cv_ipforward_method in /proc/net/snmp /dev/ip /dev/null;
1161 test x`ls $frr_cv_ipforward_method 2>/dev/null` = x"$frr_cv_ipforward_method" && break
1164 case $frr_cv_ipforward_method in
1165 "/proc/net/snmp") frr_cv_ipforward_method="proc";;
1168 *-freebsd*) frr_cv_ipforward_method="sysctl";;
1169 *) frr_cv_ipforward_method="solaris";;
1171 *) frr_cv_ipforward_method="sysctl";;
1173 IPFORWARD=ipforward_${frr_cv_ipforward_method}.o
1176 dnl ----------------------------------------------------------------------------
1177 dnl figure out if domainname is available in the utsname struct (GNU extension).
1178 dnl ----------------------------------------------------------------------------
1179 AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
1184 AC_MSG_CHECKING(whether does this OS have IPv6 stack)
1188 if grep WIDE /usr/include/netinet6/in6.h >/dev/null 2>&1; then
1189 AC_DEFINE(KAME,1,KAME IPv6)
1191 dnl ------------------------------------
1192 dnl Solaris 9, 10 and potentially higher
1193 dnl ------------------------------------
1194 elif test x"$opsys" = x"sol8"; then
1195 AC_DEFINE(SOLARIS_IPV6, 1, Solaris IPv6)
1196 AC_MSG_RESULT(Solaris IPv6)
1200 elif test x"$opsys" = x"gnu-linux"; then
1201 AC_DEFINE(LINUX_IPV6,1,Linux IPv6 stack)
1202 dnl Linux has a compilation problem with mixing
1203 dnl netinet/in.h and linux/in6.h they are not
1204 dnl compatible. There has been discussion on
1205 dnl how to fix it but no real progress on implementation
1206 dnl when they fix it, remove this
1207 AC_DEFINE(IPV6_MINHOPCOUNT, 73, Linux ipv6 Min Hop Count)
1208 AC_MSG_RESULT(Linux IPv6)
1210 AC_MSG_ERROR([Failed to detect IPv6 stack])
1213 dnl ------------------
1214 dnl IPv6 header checks
1215 dnl ------------------
1216 AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
1217 netinet6/in6_var.h netinet6/nd6.h], [], [],
1220 m4_define([FRR_INCLUDES],dnl
1222 [#if HAVE_NETINET6_IN6_H
1223 #include <netinet6/in6.h>
1225 #if HAVE_NETINET_IN6_VAR_H
1226 #include <netinet/in6_var.h>
1228 #include <netinet/icmp6.h>
1229 #if HAVE_NETINET6_IN6_VAR_H
1230 # include <netinet6/in6_var.h>
1232 #if HAVE_NETINET6_ND6_H
1233 # include <netinet6/nd6.h>
1237 dnl disable doc check
1238 if test "${enable_doc}" = "no";then
1244 dnl --------------------
1245 dnl Daemon disable check
1246 dnl --------------------
1247 if test "${enable_zebra}" = "no";then
1252 AM_CONDITIONAL(ZEBRA, test "x$ZEBRA" = "xzebra")
1254 if test "${enable_bgpd}" = "no";then
1259 AM_CONDITIONAL(BGPD, test "x$BGPD" = "xbgpd")
1261 if test "${enable_ripd}" = "no";then
1266 AM_CONDITIONAL(RIPD, test "x$RIPD" = "xripd")
1268 if test "${enable_ospfd}" = "no";then
1273 AM_CONDITIONAL(OSPFD, test "x$OSPFD" = "xospfd")
1275 if test "${enable_ldpd}" = "no";then
1278 AX_PROG_PERL_MODULES(XML::LibXML, , [
1279 if test -f "${srcdir}/ldpd/ldp_vty_cmds.c"; then
1280 AC_MSG_WARN([XML::LibXML perl module not found, using pregenerated ldp_vty_cmds.c])
1282 AC_MSG_ERROR([XML::LibXML perl module not found and pregenerated ldp_vty_cmds.c missing])
1287 AC_DEFINE(HAVE_LDPD, 1, ldpd)
1289 AM_CONDITIONAL(LDPD, test "x$LDPD" = "xldpd")
1292 if test "$opsys" = "gnu-linux"; then
1293 if test "${enable_nhrpd}" != "no"; then
1297 if test "${enable_nhrpd}" = "yes"; then
1298 AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
1301 AM_CONDITIONAL(NHRPD, test "x$NHRPD" = "xnhrpd")
1303 if test "${enable_watchfrr}" = "no";then
1308 AM_CONDITIONAL(WATCHFRR, test "x$WATCHFRR" = "xwatchfrr")
1311 if test "${enable_ospfapi}" != "no";then
1312 AC_DEFINE(SUPPORT_OSPF_API,,OSPFAPI)
1314 if test "${enable_ospfclient}" != "no";then
1315 OSPFCLIENT="ospfclient"
1319 AM_CONDITIONAL(OSPFCLIENT, test "x$OSPFCLIENT" = "xospfclient")
1321 case "${enable_ripngd}" in
1323 * ) RIPNGD="ripngd";;
1325 AM_CONDITIONAL(RIPNGD, test "x$RIPNGD" = "xripngd")
1327 case "${enable_ospf6d}" in
1329 * ) OSPF6D="ospf6d";;
1331 AM_CONDITIONAL(OSPF6D, test "x$OSPF6D" = "xospf6d")
1333 case "${enable_isisd}" in
1337 AM_CONDITIONAL(ISISD, test "x$ISISD" = "xisisd")
1339 case "${enable_pimd}" in
1343 AM_CONDITIONAL(PIMD, test "x$PIMD" = "xpimd")
1345 if test "${enable_bgp_announce}" = "no";then
1346 AC_DEFINE(DISABLE_BGP_ANNOUNCE,1,Disable BGP installation to zebra)
1348 AC_DEFINE(DISABLE_BGP_ANNOUNCE,0,Disable BGP installation to zebra)
1351 if test "${with_rfp_path}" = "yes" || test x"${with_rfp_path}" = x""; then
1352 with_rfp_path="bgpd/rfp-example"
1354 if test "${with_rfp_path}" != "no"; then
1355 VNC_RFP_PATH="${with_rfp_path}"
1356 AC_SUBST(VNC_RFP_PATH)
1359 if test "${enable_bgp_vnc}" != "no";then
1360 AC_DEFINE(ENABLE_BGP_VNC,1,Enable BGP VNC support)
1361 RFPTEST="${with_rfp_path}/rfptest"
1362 LIBRFP="${with_rfp_path}/librfp"
1363 RFPINC="${with_rfp_path}/librfp"
1367 RFPINC="bgpd/rfp-example/librfp"
1370 AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
1390 AC_SUBST(OSPFCLIENT)
1392 AC_CHECK_LIB(crypt, crypt)
1393 AC_CHECK_LIB(resolv, res_init)
1395 dnl ---------------------------
1396 dnl check system has PCRE regexp
1397 dnl ---------------------------
1398 if test "x$enable_pcreposix" = "xyes"; then
1399 AC_CHECK_LIB(pcreposix, pcreposix_regexec, ,[enable_pcreposix=no
1400 AC_MSG_WARN([*** falling back to other regex library ***]) ])
1402 AC_SUBST(HAVE_LIBPCREPOSIX)
1404 dnl ------------------
1405 dnl check C-Ares library
1406 dnl ------------------
1407 if test "${NHRPD}" != ""; then
1408 PKG_CHECK_MODULES([CARES], [libcares])
1412 dnl ------------------
1413 dnl check Net-SNMP library
1414 dnl ------------------
1415 if test "${enable_snmp}" != ""; then
1416 AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
1417 if test x"$NETSNMP_CONFIG" = x"no"; then
1418 AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
1420 SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
1421 SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
1422 AC_MSG_CHECKING([whether we can link to Net-SNMP])
1423 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1430 ])],[AC_MSG_RESULT(yes)],[
1432 AC_MSG_ERROR([--enable-snmp given but not usable])])
1433 case "${enable_snmp}" in
1438 SNMP_METHOD="${enable_snmp}"
1441 AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use smux or agentx])
1444 AH_TEMPLATE([SNMP_SMUX], [Use SNMP SMUX to interface with snmpd])
1445 AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
1446 AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,SNMP method to interface with snmpd)
1448 AM_CONDITIONAL([SNMP], [test "x${SNMP_METHOD}" != "x"])
1450 AC_SUBST(SNMP_CFLAGS)
1455 AC_SEARCH_LIBS(dlopen, [dl dld], [], [
1456 AC_MSG_ERROR([unable to find the dlopen()])
1459 AC_CHECK_HEADERS([link.h])
1461 AC_MSG_CHECKING([for dlinfo(RTLD_DI_ORIGIN)])
1462 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1470 dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
1473 AC_DEFINE(HAVE_DLINFO_ORIGIN, 1, [Have dlinfo RTLD_DI_ORIGIN])
1478 AC_MSG_CHECKING([for dlinfo(RTLD_DI_LINKMAP)])
1479 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1486 struct link_map *lm = NULL;
1487 dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
1490 AC_DEFINE(HAVE_DLINFO_LINKMAP, 1, [Have dlinfo RTLD_DI_LINKMAP])
1496 dnl ---------------------------
1497 dnl sockaddr and netinet checks
1498 dnl ---------------------------
1501 struct vifctl, struct mfcctl, struct sioc_sg_req,
1502 vifi_t, struct sioc_vif_req, struct igmpmsg,
1503 struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
1504 struct nd_opt_adv_interval, struct rt_addrinfo,
1505 struct nd_opt_homeagent_info, struct nd_opt_adv_interval],
1506 [], [], FRR_INCLUDES)
1508 AC_CHECK_MEMBERS([struct sockaddr.sa_len,
1509 struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
1510 struct sockaddr_dl.sdl_len,
1511 struct if6_aliasreq.ifra_lifetime,
1512 struct nd_opt_adv_interval.nd_opt_ai_type],
1513 [], [], FRR_INCLUDES)
1515 dnl ---------------------------
1516 dnl IRDP/pktinfo/icmphdr checks
1517 dnl ---------------------------
1518 AC_CHECK_TYPES([struct in_pktinfo],
1519 [AC_CHECK_TYPES([struct icmphdr],
1520 [if test "${enable_irdp}" != "no"; then
1521 AC_DEFINE(HAVE_IRDP,, IRDP)
1523 [if test "${enable_irdp}" = "yes"; then
1524 AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
1525 fi], [FRR_INCLUDES])],
1526 [if test "${enable_irdp}" = "yes"; then
1527 AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
1528 fi], [FRR_INCLUDES])
1530 dnl -----------------------
1531 dnl checking for IP_PKTINFO
1532 dnl -----------------------
1533 AC_MSG_CHECKING(for IP_PKTINFO)
1534 AC_TRY_COMPILE([#include <netdb.h>], [
1535 int opt = IP_PKTINFO;
1538 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1543 dnl ---------------------------
1544 dnl checking for IP_RECVDSTADDR
1545 dnl ---------------------------
1546 AC_MSG_CHECKING(for IP_RECVDSTADDR)
1547 AC_TRY_COMPILE([#include <netinet/in.h>], [
1548 int opt = IP_RECVDSTADDR;
1551 AC_DEFINE(HAVE_IP_RECVDSTADDR, 1, [Have IP_RECVDSTADDR])
1556 dnl ----------------------
1557 dnl checking for IP_RECVIF
1558 dnl ----------------------
1559 AC_MSG_CHECKING(for IP_RECVIF)
1560 AC_TRY_COMPILE([#include <netinet/in.h>], [
1561 int opt = IP_RECVIF;
1564 AC_DEFINE(HAVE_IP_RECVIF, 1, [Have IP_RECVIF])
1569 dnl ----------------------
1570 dnl checking for SO_BINDANY
1571 dnl ----------------------
1572 AC_MSG_CHECKING(for SO_BINDANY)
1573 AC_TRY_COMPILE([#include <sys/socket.h>], [
1574 int opt = SO_BINDANY;
1577 AC_DEFINE(HAVE_SO_BINDANY, 1, [Have SO_BINDANY])
1582 dnl ----------------------
1583 dnl checking for IP_FREEBIND
1584 dnl ----------------------
1585 AC_MSG_CHECKING(for IP_FREEBIND)
1586 AC_TRY_COMPILE([#include <netinet/in.h>], [
1587 int opt = IP_FREEBIND;
1590 AC_DEFINE(HAVE_IP_FREEBIND, 1, [Have IP_FREEBIND])
1595 dnl --------------------------------------
1596 dnl checking for clock_time monotonic struct and call
1597 dnl --------------------------------------
1598 AC_CHECK_DECL(CLOCK_MONOTONIC,
1599 [AC_CHECK_LIB(rt, clock_gettime, [LIBS="$LIBS -lrt"])
1600 AC_DEFINE(HAVE_CLOCK_MONOTONIC,, Have monotonic clock)
1601 ], [AC_MSG_RESULT(no)], [FRR_INCLUDES])
1603 dnl --------------------------------------
1604 dnl checking for flex and bison
1605 dnl --------------------------------------
1608 AC_MSG_CHECKING(version of flex)
1609 quagga_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
1610 quagga_ac_flex_version="${quagga_ac_flex_version##* }"
1611 AC_MSG_RESULT([$quagga_ac_flex_version])
1612 AX_COMPARE_VERSION([$quagga_ac_flex_version], [lt], [2.5.20], [
1613 LEX="$SHELL $missing_dir/missing flex"
1614 if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
1615 AC_MSG_WARN([using pregenerated flex output files])
1617 AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
1619 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
1620 AC_SUBST([LEXLIB], [''])
1624 dnl thanks GNU bison for this b*llshit...
1625 AC_MSG_CHECKING(version of bison)
1626 quagga_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
1627 quagga_ac_bison_version="${quagga_ac_bison_version##* }"
1628 quagga_ac_bison_missing="false"
1629 case "x${quagga_ac_bison_version}" in
1632 BISON_CLOSEBRACE='"'
1634 AC_MSG_RESULT([$quagga_ac_bison_version - 2.7 or older])
1637 AC_MSG_RESULT([$quagga_ac_bison_version])
1638 AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
1639 quagga_ac_bison_missing="true"
1642 AC_MSG_RESULT([none])
1643 AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
1644 quagga_ac_bison_missing="true"
1648 BISON_CLOSEBRACE='}'
1649 BISON_VERBOSE='-Dparse.error=verbose'
1650 AC_MSG_RESULT([$quagga_ac_bison_version - 3.0 or newer])
1653 AC_SUBST(BISON_OPENBRACE)
1654 AC_SUBST(BISON_CLOSEBRACE)
1655 AC_SUBST(BISON_VERBOSE)
1657 if $quagga_ac_bison_missing; then
1658 YACC="$SHELL $missing_dir/missing bison -y"
1659 if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
1660 AC_MSG_WARN([using pregenerated bison output files])
1662 AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
1666 dnl -------------------
1667 dnl capabilities checks
1668 dnl -------------------
1669 if test "${enable_capabilities}" != "no"; then
1670 AC_MSG_CHECKING(whether prctl PR_SET_KEEPCAPS is available)
1671 AC_TRY_COMPILE([#include <sys/prctl.h>],[prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
1673 AC_DEFINE(HAVE_PR_SET_KEEPCAPS,,prctl)
1674 frr_ac_keepcaps="yes"],
1677 if test x"${frr_ac_keepcaps}" = x"yes"; then
1678 AC_CHECK_HEADERS(sys/capability.h)
1680 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
1681 AC_CHECK_LIB(cap, cap_init,
1682 [AC_DEFINE(HAVE_LCAPS,1,Capabilities)
1687 AC_CHECK_HEADERS(priv.h,
1688 [AC_MSG_CHECKING(Solaris style privileges are available)
1689 AC_TRY_COMPILE([#include <priv.h>],[getpflags(PRIV_AWARE);],
1691 AC_DEFINE(HAVE_SOLARIS_CAPABILITIES,1,getpflags)
1692 frr_ac_scaps="yes"],
1698 if test x"${frr_ac_scaps}" = x"yes" \
1699 -o x"${frr_ac_lcaps}" = x"yes"; then
1700 AC_DEFINE(HAVE_CAPABILITIES,1,capabilities)
1705 dnl ---------------------------
1706 dnl check for glibc 'backtrace'
1707 dnl ---------------------------
1708 if test x"${enable_backtrace}" != x"no" ; then
1710 AC_CHECK_HEADER([execinfo.h], [
1711 AC_SEARCH_LIBS([backtrace], [execinfo], [
1712 AC_DEFINE(HAVE_GLIBC_BACKTRACE,,[Glibc backtrace])
1713 AC_DEFINE(HAVE_STACK_TRACE,,[Stack symbol decoding])
1718 if test x"${enable_backtrace}" = x"yes" -a x"${backtrace_ok}" = x"no"; then
1719 dnl user explicitly requested backtrace but we failed to find support
1720 AC_MSG_FAILURE([failed to find backtrace support])
1724 dnl -----------------------------------------
1725 dnl check for malloc mallinfo struct and call
1726 dnl this must try and link using LIBS, in
1727 dnl order to check no alternative allocator
1728 dnl has been specified, which might not provide
1729 dnl mallinfo, e.g. such as Umem on Solaris.
1730 dnl -----------------------------------------
1731 AC_CHECK_HEADER([malloc.h],
1732 [AC_MSG_CHECKING(whether mallinfo is available)
1733 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <malloc.h>]],
1734 [[struct mallinfo ac_x; ac_x = mallinfo ();]])],
1736 AC_DEFINE(HAVE_MALLINFO,,mallinfo)],
1739 ], [], FRR_INCLUDES)
1744 CONFDATE=`date '+%Y%m%d'`
1747 dnl ------------------------------
1748 dnl set paths for state directory
1749 dnl ------------------------------
1750 AC_MSG_CHECKING(directory to use for state file)
1751 if test "${prefix}" = "NONE"; then
1752 frr_statedir_prefix="";
1754 frr_statedir_prefix=${prefix}
1756 if test "${localstatedir}" = '${prefix}/var'; then
1757 for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
1758 ${frr_statedir_prefix}/var/adm dnl
1759 ${frr_statedir_prefix}/etc dnl
1765 test -d $FRR_STATE_DIR && break
1767 frr_statedir=$FRR_STATE_DIR
1769 frr_statedir=${localstatedir}
1771 if test $frr_statedir = "/dev/null"; then
1772 AC_MSG_ERROR('STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!')
1774 AC_MSG_RESULT(${frr_statedir})
1775 AC_SUBST(frr_statedir)
1777 AC_DEFINE_UNQUOTED(LDPD_SOCKET, "$frr_statedir/ldpd.sock",ldpd control socket)
1778 AC_DEFINE_UNQUOTED(ZEBRA_SERV_PATH, "$frr_statedir/zserv.api",zebra api socket)
1779 AC_DEFINE_UNQUOTED(DAEMON_VTY_DIR, "$frr_statedir",daemon vty directory)
1781 dnl autoconf does this, but it does it too late...
1782 test "x$prefix" = xNONE && prefix=$ac_default_prefix
1783 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1785 dnl get the full path, recursing through variables...
1786 vtysh_bin="$bindir/vtysh"
1787 for I in 1 2 3 4 5 6 7 8 9 10; do
1788 eval vtysh_bin="\"$vtysh_bin\""
1790 AC_DEFINE_UNQUOTED(VTYSH_BIN_PATH, "$vtysh_bin",path to vtysh binary)
1792 CFG_SYSCONF="$sysconfdir"
1794 CFG_STATE="$frr_statedir"
1795 CFG_MODULE="$moduledir"
1796 for I in 1 2 3 4 5 6 7 8 9 10; do
1797 eval CFG_SYSCONF="\"$CFG_SYSCONF\""
1798 eval CFG_SBIN="\"$CFG_SBIN\""
1799 eval CFG_STATE="\"$CFG_STATE\""
1800 eval CFG_MODULE="\"$CFG_MODULE\""
1802 AC_SUBST(CFG_SYSCONF)
1805 AC_SUBST(CFG_MODULE)
1806 AC_DEFINE_UNQUOTED(MODULE_PATH, "$CFG_MODULE", path to modules)
1808 dnl ---------------------------
1809 dnl Check htonl works correctly
1810 dnl ---------------------------
1811 AC_MSG_CHECKING(for working htonl)
1812 AC_CACHE_VAL(ac_cv_htonl_works,
1813 [AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES],[htonl (0);])],
1814 [ac_cv_htonl_works=yes], [ac_cv_htonl_works=no])
1817 AC_MSG_RESULT($ac_cv_htonl_works)
1819 AC_CONFIG_FILES([Makefile lib/Makefile qpb/Makefile zebra/Makefile ripd/Makefile
1820 ripngd/Makefile bgpd/Makefile ospfd/Makefile watchfrr/Makefile
1821 ospf6d/Makefile ldpd/Makefile isisd/Makefile vtysh/Makefile
1822 doc/Makefile ospfclient/Makefile tests/Makefile m4/Makefile
1832 snapcraft/snapcraft.yaml
1834 tests/lib/cli/test_cli.refout
1850 pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
1851 pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh])
1853 if test "${enable_bgp_vnc}" != "no"; then
1854 if test "${with_rfp_path}" = "bgpd/rfp-example" ; then
1855 AC_CONFIG_FILES([bgpd/rfp-example/rfptest/Makefile bgpd/rfp-example/librfp/Makefile])
1857 AC_CONFIG_FILES([${with_rfp_path}/rfptest/Makefile ${with_rfp_path}/librfp/Makefile])
1861 AC_CONFIG_FILES([solaris/Makefile])
1863 AC_CONFIG_FILES([vtysh/extract.pl],[chmod +x vtysh/extract.pl])
1865 ## Hack, but working solution to avoid rebuilding of quagga.info.
1866 ## It's already in CVS until texinfo 4.7 is more common.
1870 FRRouting configuration
1871 ------------------------------
1872 FRR version : ${PACKAGE_VERSION}
1873 host operating system : ${host_os}
1874 source code location : ${srcdir}
1876 compiler flags : ${CFLAGS}
1878 linker flags : ${LDFLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
1879 state file directory : ${frr_statedir}
1880 config file directory : `eval echo \`echo ${sysconfdir}\``
1881 example directory : `eval echo \`echo ${exampledir}\``
1882 module directory : ${CFG_MODULE}
1883 user to run as : ${enable_user}
1884 group to run as : ${enable_group}
1885 group for vty sockets : ${enable_vty_group}
1886 config file mask : ${enable_configfile_mask}
1887 log file mask : ${enable_logfile_mask}
1888 zebra protobuf enabled : ${have_protobuf:-no}
1890 The above user and group must have read/write access to the state file
1891 directory and to the config files in the config file directory."