2 ## Configure template file for FRRouting.
3 ## autoconf will generate a 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], [7.1-dev], [https://github.com/frrouting/frr/issues])
11 PACKAGE_URL="https://frrouting.org/"
12 AC_SUBST([PACKAGE_URL])
13 PACKAGE_FULLNAME="FRRouting"
14 AC_SUBST([PACKAGE_FULLNAME])
16 CONFIG_ARGS="`echo $ac_configure_args | sed -e \"s% '[[A-Z]]*FLAGS=[[^']]\+'%%g\"`"
17 AC_SUBST([CONFIG_ARGS])
19 AC_CONFIG_SRCDIR([lib/zebra.h])
20 AC_CONFIG_MACRO_DIR([m4])
22 dnl -----------------------------------
23 dnl Get hostname and other information.
24 dnl -----------------------------------
28 AS_IF([test "$host" != "$build"], [
29 if test "$srcdir" = "."; then
30 AC_MSG_ERROR([cross-compilation is only possible with builddir separate from srcdir. create a separate directory and run as .../path-to-frr/configure.])
32 test -d hosttools || mkdir hosttools
33 abssrc="`cd \"${srcdir}\"; pwd`"
36 AC_MSG_NOTICE([... cross-compilation: creating hosttools directory and self-configuring for build platform tools])
37 AC_MSG_NOTICE([... use HOST_CPPFLAGS / HOST_CFLAGS / HOST_LDFLAGS if neccessary])
40 ( CPPFLAGS="$HOST_CPPFLAGS"; \
41 CFLAGS="$HOST_CFLAGS"; \
42 LDFLAGS="$HOST_LDFLAGS"; \
43 cd hosttools; "${abssrc}/configure" "--host=$build" "--build=$build" "--enable-clippy-only" "--disable-nhrpd" "--disable-vtysh"; )
46 AC_MSG_NOTICE([... cross-compilation: finished self-configuring for build platform tools])
50 HOSTTOOLS="hosttools/"
56 AM_CONDITIONAL([BUILD_CLIPPY], [$build_clippy])
58 # Disable portability warnings -- our automake code (in particular
59 # common.am) uses some constructs specific to gmake.
60 AM_INIT_AUTOMAKE([1.12 -Wno-portability foreign])
61 m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])
62 AM_SILENT_RULES([yes])
63 AC_CONFIG_HEADERS([config.h])
65 AC_PATH_PROG([PERL], [perl])
68 dnl default is to match previous behavior
69 exampledir=${sysconfdir}
70 AC_ARG_ENABLE([exampledir],
71 AS_HELP_STRING([--enable-exampledir],
72 [specify alternate directory for examples]),
73 exampledir="$enableval",)
74 dnl XXX add --exampledir to autoconf standard directory list somehow
75 AC_SUBST([exampledir])
77 dnl default is to match previous behavior
79 AC_ARG_ENABLE([pkgsrcrcdir],
80 AS_HELP_STRING([--enable-pkgsrcrcdir],
81 [specify directory for rc.d scripts]),
82 pkgsrcrcdir="$enableval",)
83 dnl XXX add --pkgsrcrcdir to autoconf standard directory list somehow
84 AC_SUBST([pkgsrcrcdir])
85 AM_CONDITIONAL([PKGSRC], [test "x$pkgsrcrcdir" != "x"])
87 AC_ARG_WITH([moduledir], [AS_HELP_STRING([--with-moduledir=DIR], [module directory (${libdir}/frr/modules)])], [
90 moduledir="\${libdir}/frr/modules"
92 AC_SUBST([moduledir], [$moduledir])
95 AC_ARG_WITH([yangmodelsdir], [AS_HELP_STRING([--with-yangmodelsdir=DIR], [yang models directory (${datarootdir}/yang)])], [
96 yangmodelsdir="$withval"
98 yangmodelsdir="\${datarootdir}/yang"
100 AC_SUBST([yangmodelsdir])
102 AC_ARG_WITH([libyang_pluginsdir], [AS_HELP_STRING([--with-libyang-pluginsdir=DIR], [yangmodule plugins directory (${libdir}/frr/libyang_plugins)])], [
103 libyang_pluginsdir="$withval"
105 libyang_pluginsdir="\${libdir}/frr/libyang_plugins"
107 AC_SUBST([libyang_pluginsdir])
109 AC_ARG_ENABLE(tcmalloc,
110 AS_HELP_STRING([--enable-tcmalloc], [Turn on tcmalloc]),
111 [case "${enableval}" in
112 yes) tcmalloc_enabled=true
113 LIBS="$LIBS -ltcmalloc_minimal"
115 no) tcmalloc_enabled=false ;;
116 *) AC_MSG_ERROR([bad value ${enableval} for --enable-tcmalloc]) ;;
117 esac],[tcmalloc_enabled=false])
120 dnl Thanks autoconf, but we don't want a default -g -O2. We have our own
121 dnl flag determination logic.
124 dnl --------------------
125 dnl Check CC and friends
126 dnl --------------------
127 dnl note orig_cflags is also used further down
128 orig_cflags="$CFLAGS"
133 dnl remove autoconf default "-g -O2"
134 CFLAGS="$orig_cflags"
136 dnl NB: see C11 below
141 dnl autoconf 2.59 appears not to support AC_PROG_SED
143 AC_CHECK_PROG([SED],[sed],[sed],[/bin/false])
145 dnl try and enable CFLAGS that are useful for FRR
146 dnl - specifically, options to control warnings
148 AC_USE_SYSTEM_EXTENSIONS
149 AC_DEFUN([AC_C_FLAG], [{
150 m4_pushdef([cachename],[m4_translit([frr_cv_$1],[ =-+],[____])])
151 AC_CACHE_CHECK([[whether $CC supports $1]], cachename, [
153 ac_c_flag_save="$CFLAGS"
156 [AC_LANG_PROGRAM([[]])],
162 CFLAGS="$ac_c_flag_save"
165 if test "${cachename}" = yes; then
166 m4_if([$3], [], [CFLAGS="$CFLAGS $1"], [$3])
171 m4_popdef([cachename])
174 AC_DEFUN([AC_LINK_IFELSE_FLAGS], [{
176 ac_cflags_save="$CFLAGS"
184 CFLAGS="$ac_cflags_save"
189 CFLAGS="$ac_cflags_save"
196 dnl ICC won't bail on unknown options without -diag-error 10006
197 dnl need to do this first so we get useful results for the other options
198 AC_C_FLAG([-diag-error 10006])
200 dnl AC_PROG_CC_C99 may change CC to include -std=gnu99 or something
202 CC="${CC% -std=gnu99}"
205 AC_C_FLAG([-std=gnu11], [CC="$ac_cc"], [CC="$CC -std=gnu11"])
207 dnl if the user has specified any CFLAGS, override our settings
208 if test "x${enable_gcov}" = "xyes"; then
209 if test "z$orig_cflags" = "z"; then
210 AC_C_FLAG([-coverage])
214 LDFLAGS="${LDFLAGS} -lgcov"
215 elif test "x${enable_dev_build}" = "xyes"; then
216 AC_DEFINE([DEV_BUILD], [1], [Build for development])
217 if test "z$orig_cflags" = "z"; then
221 if test "x${enable_lua}" = "xyes"; then
222 AC_CHECK_LIB([lua], [lua_newstate],
223 [LIBS="$LIBS -llua"])
224 AC_DEFINE([HAVE_LUA], [1], [Lua enabled for development])
227 if test "x${enable_lua}" = "xyes"; then
228 AC_MSG_ERROR([Lua is not meant to be built/used outside of development at this time])
230 if test "z$orig_cflags" = "z"; then
237 AM_CONDITIONAL([DEV_BUILD], [test "x$enable_dev_build" = "xyes"])
239 dnl always want these CFLAGS
240 AC_C_FLAG([-fno-omit-frame-pointer])
241 AC_C_FLAG([-funwind-tables])
244 AC_C_FLAG([-Wmissing-prototypes])
245 AC_C_FLAG([-Wmissing-declarations])
246 AC_C_FLAG([-Wpointer-arith])
247 AC_C_FLAG([-Wbad-function-cast])
248 AC_C_FLAG([-Wwrite-strings])
249 if test x"${enable_gcc_ultra_verbose}" = x"yes" ; then
250 AC_C_FLAG([-Wcast-qual])
251 AC_C_FLAG([-Wstrict-prototypes])
252 AC_C_FLAG([-Wmissing-noreturn])
253 AC_C_FLAG([-Wmissing-format-attribute])
254 AC_C_FLAG([-Wunreachable-code])
255 AC_C_FLAG([-Wpacked])
256 AC_C_FLAG([-Wpadded])
257 AC_C_FLAG([-Wshadow])
259 AC_C_FLAG([-Wno-unused-result])
261 AC_C_FLAG([-Wno-unused-parameter])
262 AC_C_FLAG([-Wno-missing-field-initializers])
264 AC_C_FLAG([-Wc++-compat], [], [CXX_COMPAT_CFLAGS="-Wc++-compat"])
265 AC_SUBST([CXX_COMPAT_CFLAGS])
267 dnl ICC emits a broken warning for const char *x = a ? "b" : "c";
268 dnl for some reason the string consts get 'promoted' to char *,
269 dnl triggering a const to non-const conversion warning.
270 AC_C_FLAG([-diag-disable 3179])
272 if test x"${enable_werror}" = x"yes" ; then
278 if test "$enable_address_sanitizer" = "yes"; then
279 AC_C_FLAG([-fsanitize=address], [
280 AC_MSG_ERROR([$CC does not support Address Sanitizer.])
282 SAN_FLAGS="$SAN_FLAGS -fsanitize=address"
285 if test "$enable_thread_sanitizer" = "yes"; then
286 AC_C_FLAG([-fsanitize=thread], [
287 AC_MSG_ERROR([$CC does not support Thread Sanitizer.])
289 SAN_FLAGS="$SAN_FLAGS -fsanitize=thread"
292 if test "$enable_memory_sanitizer" = "yes"; then
293 AC_C_FLAG([-fsanitize=thread -fPIE -pie], [
294 AC_MSG_ERROR([$CC does not support Thread Sanitizer.])
296 SAN_FLAGS="-fsanitize=memory -fPIE -pie"
299 AC_SUBST([SAN_FLAGS])
307 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
308 LIBS="$PTHREAD_LIBS $LIBS"
310 AC_MSG_FAILURE([This FRR version needs pthreads])
313 AC_SEARCH_LIBS([pthread_condattr_setclock], [],
314 [frr_cv_pthread_condattr_setclock=yes],
315 [frr_cv_pthread_condattr_setclock=no])
316 if test "$frr_cv_pthread_condattr_setclock" = yes; then
317 AC_DEFINE([HAVE_PTHREAD_CONDATTR_SETCLOCK], [1], [Have pthread.h pthread_condattr_setclock])
326 AC_CHECK_TOOL([AR], [ar])
331 AC_ARG_ENABLE([static-bin],
332 AS_HELP_STRING([--enable-static-bin], [link binaries statically]))
335 patch -N -i "${srcdir}/m4/libtool-whole-archive.patch" libtool >&AS_MESSAGE_LOG_FD || \
336 AC_MSG_WARN([Could not patch libtool for static linking support. Loading modules into a statically linked daemon will fail.])
338 if test "$enable_static_bin" = "yes"; then
340 if test "$enable_static" != "yes"; then
341 AC_MSG_ERROR([The --enable-static-bin option must be combined with --enable-static.])
344 if test "$enable_shared" != "yes"; then
345 AC_MSG_ERROR([FRR cannot be built with --disable-shared. If you want statically linked daemons, use --enable-shared --enable-static --enable-static-bin])
347 AC_SUBST([AC_LDFLAGS])
348 AM_CONDITIONAL([STATIC_BIN], [test "x$enable_static_bin" = "xyes"])
350 dnl $AR and $RANLIB are set by LT_INIT above
351 AC_MSG_CHECKING([whether $AR supports D option])
352 if $AR crD conftest.a >/dev/null 2>/dev/null; then
354 dnl ARFLAGS is for automake, AR_FLAGS for libtool m-(
365 AC_MSG_CHECKING([whether $RANLIB supports D option])
366 if $RANLIB -D conftest.a >/dev/null 2>/dev/null; then
374 test -f conftest.a && rm conftest.a
376 dnl ----------------------
377 dnl Packages configuration
378 dnl ----------------------
379 if test -f config.version; then
381 elif test -f "${srcdir}/config.version"; then
382 . "${srcdir}/config.version"
384 AC_ARG_WITH([pkg-extra-version],
385 AS_HELP_STRING([--with-pkg-extra-version=VER], [add extra version field, for packagers/distributions]), [
386 if test "$withval" = "no"; then
389 EXTRAVERSION=$withval
392 AC_ARG_WITH([pkg-git-version],
393 AS_HELP_STRING([--with-pkg-git-version], [add git information to MOTD and build version string]),
394 [ test "x$withval" != "xno" && with_pkg_git_version="yes" ])
395 AC_ARG_WITH([vtysh_pager],
396 AS_HELP_STRING([--with-vtysh-pager=PAGER], [control what pager is compiled in as default]),
397 VTYSH_PAGER=$withval, VTYSH_PAGER="more")
398 AC_ARG_ENABLE([vtysh],
399 AS_HELP_STRING([--disable-vtysh], [do not build integrated vty shell for FRR]))
401 AS_HELP_STRING([--disable-doc], [do not build docs]))
402 AC_ARG_ENABLE([doc-html],
403 AS_HELP_STRING([--enable-doc-html], [build HTML docs]))
404 AC_ARG_ENABLE([zebra],
405 AS_HELP_STRING([--disable-zebra], [do not build zebra daemon]))
406 AC_ARG_ENABLE([bgpd],
407 AS_HELP_STRING([--disable-bgpd], [do not build bgpd]))
408 AC_ARG_ENABLE([ripd],
409 AS_HELP_STRING([--disable-ripd], [do not build ripd]))
410 AC_ARG_ENABLE([ripngd],
411 AS_HELP_STRING([--disable-ripngd], [do not build ripngd]))
412 AC_ARG_ENABLE([ospfd],
413 AS_HELP_STRING([--disable-ospfd], [do not build ospfd]))
414 AC_ARG_ENABLE([ospf6d],
415 AS_HELP_STRING([--disable-ospf6d], [do not build ospf6d]))
416 AC_ARG_ENABLE([ldpd],
417 AS_HELP_STRING([--disable-ldpd], [do not build ldpd]))
418 AC_ARG_ENABLE([nhrpd],
419 AS_HELP_STRING([--disable-nhrpd], [do not build nhrpd]))
420 AC_ARG_ENABLE([eigrpd],
421 AS_HELP_STRING([--disable-eigrpd], [do not build eigrpd]))
422 AC_ARG_ENABLE([babeld],
423 AS_HELP_STRING([--disable-babeld], [do not build babeld]))
424 AC_ARG_ENABLE([watchfrr],
425 AS_HELP_STRING([--disable-watchfrr], [do not build watchfrr]))
426 AC_ARG_ENABLE([isisd],
427 AS_HELP_STRING([--disable-isisd], [do not build isisd]))
428 AC_ARG_ENABLE([pimd],
429 AS_HELP_STRING([--disable-pimd], [do not build pimd]))
430 AC_ARG_ENABLE([pbrd],
431 AS_HELP_STRING([--disable-pbrd], [do not build pbrd]))
432 AC_ARG_ENABLE([sharpd],
433 AS_HELP_STRING([--enable-sharpd], [build sharpd]))
434 AC_ARG_ENABLE([staticd],
435 AS_HELP_STRING([--disable-staticd], [do not build staticd]))
436 AC_ARG_ENABLE([fabricd],
437 AS_HELP_STRING([--disable-fabricd], [do not build fabricd]))
438 AC_ARG_ENABLE([bgp-announce],
439 AS_HELP_STRING([--disable-bgp-announce,], [turn off BGP route announcement]))
440 AC_ARG_ENABLE([bgp-vnc],
441 AS_HELP_STRING([--disable-bgp-vnc],[turn off BGP VNC support]))
442 AC_ARG_ENABLE([snmp],
443 AS_HELP_STRING([--enable-snmp], [enable SNMP support for agentx]))
444 AC_ARG_ENABLE([config_rollbacks],
445 AS_HELP_STRING([--enable-config-rollbacks], [enable configuration rollbacks (requires sqlite3)]))
446 AC_ARG_ENABLE([confd],
447 AS_HELP_STRING([--enable-confd=ARG], [enable confd integration]))
448 AC_ARG_ENABLE([sysrepo],
449 AS_HELP_STRING([--enable-sysrepo], [enable sysrepo integration]))
450 AC_ARG_ENABLE([zeromq],
451 AS_HELP_STRING([--enable-zeromq], [enable ZeroMQ handler (libfrrzmq)]))
452 AC_ARG_WITH([libpam],
453 AS_HELP_STRING([--with-libpam], [use libpam for PAM support in vtysh]))
454 AC_ARG_ENABLE([ospfapi],
455 AS_HELP_STRING([--disable-ospfapi], [do not build OSPFAPI to access the OSPF LSA Database]))
456 AC_ARG_ENABLE([ospfclient],
457 AS_HELP_STRING([--disable-ospfclient], [do not build OSPFAPI client for OSPFAPI,
458 (this is the default if --disable-ospfapi is set)]))
459 AC_ARG_ENABLE([multipath],
460 AS_HELP_STRING([--enable-multipath=ARG], [enable multipath function, ARG must be digit]))
461 AC_ARG_ENABLE([user],
462 AS_HELP_STRING([--enable-user=USER], [user to run FRR suite as (default frr)]))
463 AC_ARG_ENABLE([group],
464 AS_HELP_STRING([--enable-group=GROUP], [group to run FRR suite as (default frr)]))
465 AC_ARG_ENABLE([vty_group],
466 AS_HELP_STRING([--enable-vty-group=ARG], [set vty sockets to have specified group as owner]))
467 AC_ARG_ENABLE([configfile_mask],
468 AS_HELP_STRING([--enable-configfile-mask=ARG], [set mask for config files]))
469 AC_ARG_ENABLE([logfile_mask],
470 AS_HELP_STRING([--enable-logfile-mask=ARG], [set mask for log files]))
471 AC_ARG_ENABLE([shell_access],
472 AS_HELP_STRING([--enable-shell-access], [Allow users to access shell/telnet/ssh]))
473 AC_ARG_ENABLE([realms],
474 AS_HELP_STRING([--enable-realms], [enable REALMS support under Linux]))
475 AC_ARG_ENABLE([rtadv],
476 AS_HELP_STRING([--disable-rtadv], [disable IPV6 router advertisement feature]))
477 AC_ARG_ENABLE([irdp],
478 AS_HELP_STRING([--disable-irdp], [enable IRDP server support in zebra (default if supported)]))
479 AC_ARG_ENABLE([capabilities],
480 AS_HELP_STRING([--disable-capabilities], [disable using POSIX capabilities]))
481 AC_ARG_ENABLE([rusage],
482 AS_HELP_STRING([--disable-rusage], [disable using getrusage]))
483 AC_ARG_ENABLE([gcc_ultra_verbose],
484 AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings]))
485 AC_ARG_ENABLE([backtrace],
486 AS_HELP_STRING([--disable-backtrace,], [disable crash backtraces (default autodetect)]))
487 AC_ARG_ENABLE([time-check],
488 AS_HELP_STRING([--disable-time-check], [disable slow thread warning messages]))
489 AC_ARG_ENABLE([pcreposix],
490 AS_HELP_STRING([--enable-pcreposix], [enable using PCRE Posix libs for regex functions]))
492 AS_HELP_STRING([--enable-fpm], [enable Forwarding Plane Manager support]))
493 AC_ARG_ENABLE([systemd],
494 AS_HELP_STRING([--enable-systemd], [enable Systemd support]))
495 AC_ARG_ENABLE([werror],
496 AS_HELP_STRING([--enable-werror], [enable -Werror (recommended for developers only)]))
497 AC_ARG_ENABLE([cumulus],
498 AS_HELP_STRING([--enable-cumulus], [enable Cumulus Switch Special Extensions]))
499 AC_ARG_ENABLE([datacenter],
500 AS_HELP_STRING([--enable-datacenter], [enable Compilation for Data Center Extensions]))
501 AC_ARG_ENABLE([fuzzing],
502 AS_HELP_STRING([--enable-fuzzing], [enable ability to fuzz various parts of FRR]))
503 AC_ARG_ENABLE([netlink_fuzzing],
504 AS_HELP_STRING([--enable-netlink-fuzzing], [enable ability to fuzz netlink listening socket in zebra]))
505 AC_ARG_ENABLE([rr-semantics],
506 AS_HELP_STRING([--disable-rr-semantics], [disable the v6 Route Replace semantics]))
507 AC_ARG_ENABLE([protobuf],
508 AS_HELP_STRING([--enable-protobuf], [Enable experimental protobuf support]))
509 AC_ARG_ENABLE([oldvpn_commands],
510 AS_HELP_STRING([--enable-oldvpn-commands], [Keep old vpn commands]))
511 AC_ARG_ENABLE([rpki],
512 AS_HELP_STRING([--enable-rpki], [enable RPKI prefix validation support]))
513 AC_ARG_ENABLE([clippy-only],
514 AS_HELP_STRING([--enable-clippy-only], [Only build clippy]))
515 AC_ARG_ENABLE([numeric_version],
516 AS_HELP_STRING([--enable-numeric-version], [Only numeric digits allowed in version (for Alpine)]))
517 AC_ARG_ENABLE([gcov],
518 AS_HELP_STRING([--enable-gcov], [Add code coverage information]))
519 AC_ARG_ENABLE([bfdd],
520 AS_HELP_STRING([--disable-bfdd], [do not build bfdd]))
521 AC_ARG_ENABLE([address-sanitizer],
522 AS_HELP_STRING([--enable-address-sanitizer], [enable AddressSanitizer support for detecting a wide variety of memory allocation and deallocation errors]))
523 AC_ARG_ENABLE([thread-sanitizer],
524 AS_HELP_STRING([--enable-thread-sanitizer], [enable ThreadSanitizer support for detecting data races]))
525 AC_ARG_ENABLE([memory-sanitizer],
526 AS_HELP_STRING([--enable-memory-sanitizer], [enable MemorySanitizer support for detecting uninitialized memory reads]))
528 AS_IF([test "${enable_clippy_only}" != "yes"], [
529 AC_CHECK_HEADERS([json-c/json.h])
530 AC_CHECK_LIB([json-c], [json_object_get], [LIBS="$LIBS -ljson-c"], [], [-lm])
531 if test "$ac_cv_lib_json_c_json_object_get" = no; then
532 AC_CHECK_LIB([json], [json_object_get], [LIBS="$LIBS -ljson"])
533 if test "$ac_cv_lib_json_json_object_get" = no; then
534 AC_MSG_ERROR([libjson is needed to compile])
539 AC_ARG_ENABLE([dev_build],
540 AS_HELP_STRING([--enable-dev-build], [build for development]))
543 AS_HELP_STRING([--enable-lua], [Build Lua scripting]))
545 if test x"${enable_time_check}" != x"no" ; then
546 if test x"${enable_time_check}" = x"yes" -o x"${enable_time_check}" = x ; then
547 AC_DEFINE([CONSUMED_TIME_CHECK], [5000000], [Consumed Time Check])
549 AC_DEFINE_UNQUOTED([CONSUMED_TIME_CHECK], [$enable_time_check], [Consumed Time Check])
553 case "${enable_systemd}" in
556 AC_CHECK_LIB([systemd], [sd_notify], [LIBS="$LIBS -lsystemd"])
557 if test $ac_cv_lib_systemd_sd_notify = no; then
558 AC_MSG_ERROR([enable systemd has been specified but systemd development env not found on your system])
560 AC_DEFINE([HAVE_SYSTEMD], [1], [Compile systemd support in])
566 if test "${enable_rr_semantics}" != "no" ; then
567 AC_DEFINE([HAVE_V6_RR_SEMANTICS], [1], [Compile in v6 Route Replacement Semantics])
570 if test "${enable_datacenter}" = "yes" ; then
571 AC_DEFINE([HAVE_DATACENTER], [1], [Compile extensions for a DataCenter])
572 DFLT_NAME="datacenter"
574 DFLT_NAME="traditional"
577 if test "${enable_fuzzing}" = "yes" ; then
578 AC_DEFINE([HANDLE_ZAPI_FUZZING], [1], [Compile extensions to use with a fuzzer])
581 if test "${enable_netlink_fuzzing}" = "yes" ; then
582 AC_DEFINE([HANDLE_NETLINK_FUZZING], [1], [Compile extensions to use with a fuzzer for netlink])
585 if test "${enable_cumulus}" = "yes" ; then
586 AC_DEFINE([HAVE_CUMULUS], [1], [Compile Special Cumulus Code in])
589 AC_SUBST([DFLT_NAME])
590 AC_DEFINE_UNQUOTED([DFLT_NAME], ["$DFLT_NAME"], [Name of the configuration default set])
592 if test "${enable_shell_access}" = "yes"; then
593 AC_DEFINE([HAVE_SHELL_ACCESS], [1], [Allow user to use ssh/telnet/bash, be aware this is considered insecure])
596 AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
602 AC_DEFUN([FRR_PYTHON_CHECK_WORKING], [
603 AC_MSG_CHECKING([whether we found a working Python version])
604 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
606 #if PY_VERSION_HEX < 0x02070000
607 #error python too old
617 # some python installs are missing the zlib dependency...
618 PYTHON_LIBS="${PYTHON_LIBS} -lz"
619 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
621 #if PY_VERSION_HEX < 0x02070000
622 #error python too old
641 AS_IF([test "$host" = "$build"], [
645 # 1. try python3, but respect the user's preference on which minor ver
646 # 2. try python, which might be py3 or py2 again on the user's preference
647 # 3. try python2 (can really only be 2.7 but eh)
648 # 4. try 3.6 > 3.5 > 3.4 > 3.3 > 3.2 > 2.7 through pkg-config (no user pref)
650 # (AX_PYTHON_DEVEL has no clue about py3 vs py2)
651 # (AX_PYTHON does not do what we need)
653 AC_CHECK_TOOLS([PYTHONCONFIG], [ \
663 if test -n "$PYTHONCONFIG"; then
664 PYTHON_CFLAGS="`\"${PYTHONCONFIG}\" --includes`"
665 PYTHON_LIBS="`\"${PYTHONCONFIG}\" --ldflags`"
667 FRR_PYTHON_CHECK_WORKING([])
670 if test -z "$PYTHONCONFIG"; then
671 PKG_CHECK_MODULES([PYTHON], [python-3.6], [], [
672 PKG_CHECK_MODULES([PYTHON], [python-3.5], [], [
673 PKG_CHECK_MODULES([PYTHON], [python-3.4], [], [
674 PKG_CHECK_MODULES([PYTHON], [python-3.3], [], [
675 PKG_CHECK_MODULES([PYTHON], [python-3.2], [], [
676 PKG_CHECK_MODULES([PYTHON], [python-2.7], [], [
677 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
681 FRR_PYTHON_CHECK_WORKING([
682 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
686 AC_SUBST([PYTHON_CFLAGS])
687 AC_SUBST([PYTHON_LIBS])
690 # Logic for protobuf support.
692 if test "$enable_protobuf" = "yes"; then
693 # Check for protoc & protoc-c
695 # protoc is not required, it's only for a "be nice" helper target
696 AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
698 AC_CHECK_PROGS([PROTOC_C], [protoc-c], [/bin/false])
699 if test "$PROTOC_C" = "/bin/false"; then
700 AC_MSG_FAILURE([protobuf requested but protoc-c not found. Install protobuf-c.])
703 PKG_CHECK_MODULES([PROTOBUF_C], [libprotobuf-c >= 0.14],, [
704 AC_MSG_FAILURE([protobuf requested but libprotobuf-c not found. Install protobuf-c.])
706 AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [], [
707 AC_MSG_FAILURE([protobuf requested but protobuf-c.h not found. Install protobuf-c.])
710 AC_DEFINE([HAVE_PROTOBUF], [1], [protobuf])
712 AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$enable_protobuf" = "xyes"])
715 # Logic for old vpn commands support.
717 if test "$enable_oldvpn_commands" = "yes"; then
718 AC_DEFINE([KEEP_OLD_VPN_COMMANDS], [1], [Define for compiling with old vpn commands])
722 # End of logic for protobuf support.
725 AC_MSG_CHECKING([if zebra should be configurable to send Route Advertisements])
726 if test "${enable_rtadv}" != "no"; then
728 AC_DEFINE([HAVE_RTADV], [1], [Enable IPv6 Routing Advertisement support])
733 if test x"${enable_user}" = x"no"; then
736 if test x"${enable_user}" = x"yes" || test x"${enable_user}" = x""; then
739 AC_DEFINE_UNQUOTED([FRR_USER], ["${enable_user}"], [frr User])
742 if test x"${enable_group}" = x"no"; then
745 if test x"${enable_group}" = x"yes" || test x"${enable_group}" = x""; then
748 AC_DEFINE_UNQUOTED([FRR_GROUP], ["${enable_group}"], [frr Group])
751 if test x"${enable_vty_group}" = x"yes" ; then
752 AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
753 elif test x"${enable_vty_group}" != x""; then
754 if test x"${enable_vty_group}" != x"no"; then
755 AC_DEFINE_UNQUOTED([VTY_GROUP], ["${enable_vty_group}"], [VTY Sockets Group])
758 AC_SUBST([enable_user])
759 AC_SUBST([enable_group])
760 AC_SUBST([enable_vty_group])
762 enable_configfile_mask=${enable_configfile_mask:-0600}
763 AC_DEFINE_UNQUOTED([CONFIGFILE_MASK], [${enable_configfile_mask}], [Mask for config files])
765 enable_logfile_mask=${enable_logfile_mask:-0600}
766 AC_DEFINE_UNQUOTED([LOGFILE_MASK], [${enable_logfile_mask}], [Mask for log files])
770 case "${enable_multipath}" in
774 [[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
775 MPATH_NUM="${enable_multipath}"
780 AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
784 AC_DEFINE_UNQUOTED([MULTIPATH_NUM], [$MPATH_NUM], [Maximum number of paths for a route])
786 AC_DEFINE_UNQUOTED([VTYSH_PAGER], ["$VTYSH_PAGER"], [What pager to use])
788 dnl --------------------
789 dnl Enable code coverage
790 dnl --------------------
791 AM_CONDITIONAL([HAVE_GCOV], [test '!' "$enable_gcov" = no])
793 dnl ------------------------------------
794 dnl Alpine only accepts numeric versions
795 dnl ------------------------------------
796 if test "x${enable_numeric_version}" != "x" ; then
797 VERSION="`echo ${VERSION} | tr -c -d '[[.0-9]]'`"
798 PACKAGE_VERSION="`echo ${PACKAGE_VERSION} | tr -c -d '[[.0-9]]'`"
801 dnl -----------------------------------
802 dnl Add extra version string to package
803 dnl name, string and version fields.
804 dnl -----------------------------------
805 if test "x${EXTRAVERSION}" != "x" ; then
806 VERSION="${VERSION}${EXTRAVERSION}"
807 PACKAGE_VERSION="${PACKAGE_VERSION}${EXTRAVERSION}"
808 AC_SUBST(PACKAGE_EXTRAVERSION, ["${EXTRAVERSION}"])
809 PACKAGE_STRING="${PACKAGE_STRING}${EXTRAVERSION}"
811 AC_SUBST([EXTRAVERSION])
813 if test "x$with_pkg_git_version" = "xyes"; then
814 if test -d "${srcdir}/.git"; then
815 AC_DEFINE([GIT_VERSION], [1], [include git version info])
816 else with_pkg_git_version="no"
817 AC_MSG_WARN([--with-pkg-git-version given, but this is not a git checkout])
820 AM_CONDITIONAL([GIT_VERSION], [test "x$with_pkg_git_version" = "xyes"])
822 AC_CHECK_TOOL([OBJCOPY], [objcopy], [:])
823 if test "x${OBJCOPY}" != "x:"; then
824 AC_CACHE_CHECK([for .interp value to use], [frr_cv_interp], [
826 AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])], [
827 if $OBJCOPY -j.interp -Obinary conftest conftest.interp; then
828 frr_cv_interp="`xargs -0 echo < conftest.interp`"
830 test -f conftest.interp && rm conftest.interp
834 if test -n "$frr_cv_interp"; then
835 AC_DEFINE_UNQUOTED([INTERP], ["$frr_cv_interp"], [.interp value])
838 dnl ------------------------------------
839 dnl Check C keywords and standard types
840 dnl ------------------------------------
851 dnl -------------------------
852 dnl Check other header files.
853 dnl -------------------------
854 AC_CHECK_HEADERS([stropts.h sys/ksym.h \
855 linux/version.h asm/types.h \
858 ac_stdatomic_ok=false
859 AC_DEFINE([FRR_AUTOCONF_ATOMIC], [1], [did autoconf checks for atomic funcs])
860 AC_CHECK_HEADER([stdatomic.h],[
862 AC_MSG_CHECKING([whether _Atomic qualifier works])
863 AC_LINK_IFELSE([AC_LANG_SOURCE([[
864 #include <stdatomic.h>
865 int main(int argc, char **argv) {
870 AC_DEFINE([HAVE_STDATOMIC_H], [1], [found stdatomic.h])
878 AS_IF([$ac_stdatomic_ok], [true], [
879 AC_MSG_CHECKING([for __atomic_* builtins])
880 AC_LINK_IFELSE([AC_LANG_SOURCE([[
881 int main(int argc, char **argv) {
883 __atomic_store_n (&i, 0, __ATOMIC_RELEASE);
884 return __atomic_load_n (&i, __ATOMIC_ACQUIRE);
887 AC_DEFINE([HAVE___ATOMIC], [1], [found __atomic builtins])
892 dnl FreeBSD 9 has a broken stdatomic.h where _Atomic doesn't work
893 AC_MSG_CHECKING([for __sync_* builtins])
894 AC_LINK_IFELSE([AC_LANG_SOURCE([[
895 int main(int argc, char **argv) {
897 __sync_fetch_and_sub (&i, 1);
898 return __sync_val_compare_and_swap (&i, 0, 1);
901 AC_DEFINE([HAVE___SYNC], [1], [found __sync builtins])
904 AC_MSG_CHECKING([for __sync_swap builtin])
905 AC_LINK_IFELSE([AC_LANG_SOURCE([[
906 int main(int argc, char **argv) {
908 return __sync_swap (&i, 2);
911 AC_DEFINE([HAVE___SYNC_SWAP], 1, [found __sync_swap builtin])
919 AC_MSG_FAILURE([stdatomic.h unavailable and $CC has neither __atomic nor __sync builtins])
924 AC_CHECK_HEADERS([pthread_np.h],,, [
927 AC_CHECK_FUNCS([pthread_setname_np pthread_set_name_np])
929 dnl Utility macro to avoid retyping includes all the time
930 m4_define([FRR_INCLUDES],
932 #define _POSIX_C_SOURCE 200809L
933 #define __EXTENSIONS__
938 #include <sys/types.h>
939 /* sys/conf.h depends on param.h on FBSD at least */
940 #include <sys/param.h>
941 /* Required for MAXSIG */
943 #include <sys/socket.h>
945 # define __APPLE_USE_RFC_3542
947 #include <netinet/in.h>
948 #include <sys/time.h>
953 dnl Same applies for HAVE_NET_IF_VAR_H, which HAVE_NETINET6_ND6_H and
954 dnl HAVE_NETINET_IN_VAR_H depend upon. But if_var.h depends on if.h, hence
955 dnl an additional round for it.
957 AC_CHECK_HEADERS([net/if_var.h], [], [], [FRR_INCLUDES])
959 m4_define([FRR_INCLUDES],
961 [#if HAVE_NET_IF_VAR_H
962 # include <net/if_var.h>
966 AC_CHECK_HEADERS([netinet/in_var.h \
967 net/if_dl.h net/netopt.h \
968 inet/nd.h netinet/ip_icmp.h \
969 sys/sysctl.h sys/sockio.h kvm.h sys/conf.h],
970 [], [], [FRR_INCLUDES])
972 AC_CHECK_HEADERS([ucontext.h], [], [],
975 #endif /* __USE_GNU */
979 m4_define([UCONTEXT_INCLUDES],
980 [#include <ucontext.h>])dnl
982 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.uc_regs],
983 [], [], [UCONTEXT_INCLUDES])
984 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs],
985 [AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs.nip],
986 [], [], [UCONTEXT_INCLUDES])],
987 [], [UCONTEXT_INCLUDES])
988 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.gregs],
989 [], [], [UCONTEXT_INCLUDES])
991 m4_define([FRR_INCLUDES],
995 #include <netinet/in_systm.h>
996 #if HAVE_NETINET_IN_VAR_H
997 # include <netinet/in_var.h>
1000 # include <net/if_dl.h>
1002 #if HAVE_NET_NETOPT_H
1003 # include <net/netopt.h>
1005 #include <net/route.h>
1007 # include <inet/nd.h>
1009 #include <arpa/inet.h>
1010 /* Required for IDRP */
1011 #if HAVE_NETINET_IP_ICMP_H
1012 # include <netinet/ip_icmp.h>
1016 dnl V6 headers are checked below, after we check for v6
1018 AC_MSG_CHECKING([which operating system interface to use])
1021 AC_MSG_RESULT([Solaris])
1023 AC_DEFINE([SUNOS_5], [1], [SunOS 5])
1024 AC_DEFINE([SOLARIS_IPV6], [1], Solaris IPv6)
1025 AC_DEFINE([_POSIX_C_SOURCE], [200809L], [enable POSIX.1-2008 and XPG7/SUSv4])
1027 AC_CHECK_LIB([socket], [main])
1028 AC_CHECK_LIB([nsl], [main])
1029 AC_CHECK_LIB([umem], [main])
1033 AC_MSG_RESULT([Linux])
1035 AC_DEFINE([GNU_LINUX], [1], [GNU Linux])
1036 AC_DEFINE([HAVE_NETLINK], [1], [netlink])
1037 AC_DEFINE([LINUX_IPV6], [1], [Linux IPv6 stack])
1039 dnl Linux has a compilation problem with mixing
1040 dnl netinet/in.h and linux/in6.h they are not
1041 dnl compatible. There has been discussion on
1042 dnl how to fix it but no real progress on implementation
1043 dnl when they fix it, remove this
1044 AC_DEFINE([IPV6_MINHOPCOUNT], [73], [Linux ipv6 Min Hop Count])
1047 AC_MSG_RESULT([OpenBSD])
1049 AC_DEFINE([OPEN_BSD], [1], [OpenBSD])
1050 AC_DEFINE([KAME], [1], [KAME IPv6])
1051 AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
1053 if test "x${enable_pimd}" != "xno"; then
1058 AC_MSG_FAILURE([pimd cannot be enabled as PIM support has been removed from OpenBSD 6.1])
1064 AC_MSG_RESULT([BSD])
1066 AC_DEFINE([HAVE_NET_RT_IFLIST], [1], [NET_RT_IFLIST])
1067 AC_DEFINE([KAME], [1], [KAME IPv6])
1068 AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
1071 AM_CONDITIONAL([SOLARIS], [test "${SOLARIS}" = "solaris"])
1075 dnl ------------------------
1076 dnl Integrated REALMS option
1077 dnl ------------------------
1078 if test "${enable_realms}" = "yes"; then
1081 AC_DEFINE([SUPPORT_REALMS], [1], [Realms support])
1084 echo "Sorry, only Linux has REALMS support"
1089 AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
1091 dnl ---------------------
1092 dnl Integrated VTY option
1093 dnl ---------------------
1094 case "${enable_vtysh}" in
1099 AC_DEFINE([VTYSH], [1], [VTY shell])
1102 AC_CHECK_LIB([readline], [main], [
1103 LIBREADLINE="-lreadline"
1105 dnl readline failed - it might be incorrectly linked and missing its
1106 dnl termcap/tinfo/curses dependency. see if we can fix that...
1107 AC_SEARCH_LIBS([tputs], [termcap tinfo curses ncurses], [
1108 LIBREADLINE="$ac_cv_search_tputs"
1110 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1113 dnl re-try with the lib we found above
1114 unset ac_cv_lib_readline_main
1115 AC_CHECK_LIB([readline], [main], [
1116 LIBREADLINE="-lreadline $LIBREADLINE"
1118 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1123 AC_CHECK_HEADER([readline/history.h])
1124 if test $ac_cv_header_readline_history_h = no;then
1125 AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
1127 AC_CHECK_LIB([readline], [rl_completion_matches], [true], [], [$LIBREADLINE])
1128 if test $ac_cv_lib_readline_rl_completion_matches = no; then
1129 AC_DEFINE([rl_completion_matches], [completion_matches], [Old readline])
1131 AC_CHECK_LIB([readline], [append_history], [frr_cv_append_history=yes], [frr_cv_append_history=no], [$LIBREADLINE])
1132 if test "$frr_cv_append_history" = yes; then
1133 AC_DEFINE([HAVE_APPEND_HISTORY], [1], [Have history.h append_history])
1137 AC_SUBST([LIBREADLINE])
1138 AM_CONDITIONAL([VTYSH], test "x$VTYSH" = "xvtysh")
1143 dnl FRR detects the PAM library it is built against by checking for a
1144 dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
1145 dnl is known to #include pam_appl.h, the standard header of a PAM library, and
1146 dnl openpam.h doesn't do that, although depends on the header too. Hence a
1147 dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
1150 if test "$with_libpam" = "yes"; then
1151 AC_CHECK_HEADER([security/pam_misc.h],
1152 [AC_DEFINE([HAVE_PAM_MISC_H], [1], [Have pam_misc.h])
1153 AC_DEFINE([PAM_CONV_FUNC], [misc_conv], [Have misc_conv])
1154 pam_conv_func="misc_conv"
1157 AC_CHECK_HEADER([security/openpam.h],
1158 [AC_DEFINE([HAVE_OPENPAM_H], [1], [Have openpam.h])
1159 AC_DEFINE([PAM_CONV_FUNC], [openpam_ttyconv], [Have openpam_ttyconv])
1160 pam_conv_func="openpam_ttyconv"
1162 [], FRR_INCLUDES[#include <security/pam_appl.h>])
1163 if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
1164 AC_MSG_WARN([*** pam support will not be built ***])
1169 if test "$with_libpam" = "yes"; then
1170 dnl took this test from proftpds configure.in and suited to our needs
1171 dnl -------------------------------------------------------------------------
1173 dnl This next check looks funky due to a linker problem with some versions
1174 dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
1175 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
1176 dnl with RedHat 6.2 and Debian 2.2 or better.
1177 AC_CHECK_LIB([pam], [pam_start],
1178 [AC_CHECK_LIB([pam], [$pam_conv_func],
1179 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1181 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1182 LIBPAM="-lpam -lpam_misc"]
1186 [AC_CHECK_LIB([pam], [pam_end],
1187 [AC_CHECK_LIB([pam], [$pam_conv_func],
1188 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1189 LIBPAM="-lpam -ldl"],
1190 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1191 LIBPAM="-lpam -ldl -lpam_misc"]
1193 ],AC_MSG_WARN([*** pam support will not be built ***]),
1200 dnl -------------------------------
1201 dnl Endian-ness check
1202 dnl -------------------------------
1205 dnl -------------------------------
1206 dnl check the size in byte of the C
1207 dnl -------------------------------
1208 dnl AC_CHECK_SIZEOF(char)
1209 dnl AC_CHECK_SIZEOF(int)
1210 dnl AC_CHECK_SIZEOF(short)
1211 dnl AC_CHECK_SIZEOF(long)
1213 dnl ----------------------------
1214 dnl check existance of functions
1215 dnl ----------------------------
1221 dnl -------------------------------
1222 dnl bgpd needs pow() and hence libm
1223 dnl -------------------------------
1225 AC_CHECK_HEADER([math.h],
1226 [AC_CHECK_LIB([m], [pow],
1229 AC_CHECK_FUNCS(pow,[],[LIBM=""])
1232 if test x"$LIBM" = x ; then
1233 AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
1239 AC_CHECK_FUNCS([ppoll], [
1240 AC_DEFINE([HAVE_PPOLL], [1], [have Linux/BSD ppoll()])
1242 AC_CHECK_FUNCS([pollts], [
1243 AC_DEFINE([HAVE_POLLTS], [1], [have NetBSD pollts()])
1253 AC_CHECK_HEADER([asm-generic/unistd.h],
1254 [AC_CHECK_DECL(__NR_setns,
1255 AC_DEFINE([HAVE_NETNS], [1], [Have netns]),,
1256 FRR_INCLUDES [#include <asm-generic/unistd.h>
1258 AC_CHECK_FUNCS([setns])]
1261 dnl --------------------------
1262 dnl Determine IS-IS I/O method
1263 dnl --------------------------
1264 AC_DEFINE([ISIS_METHOD_PFPACKET], [1], [constant value for isis method pfpacket])
1265 AC_DEFINE([ISIS_METHOD_DLPI], [2], [constant value for isis method dlpi])
1266 AC_DEFINE([ISIS_METHOD_BPF], [3], [constant value for isis method bpf])
1267 AC_CHECK_HEADER([net/bpf.h])
1268 AC_CHECK_HEADER([sys/dlpi.h])
1269 AC_MSG_CHECKING([zebra IS-IS I/O method])
1273 AC_MSG_RESULT([pfpacket])
1274 ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
1277 AC_MSG_RESULT([DLPI])
1278 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1281 if test $ac_cv_header_net_bpf_h = no; then
1282 if test $ac_cv_header_sys_dlpi_h = no; then
1283 AC_MSG_RESULT([none])
1284 if test "${enable_isisd}" = yes -o "${enable_fabricd}" = yes; then
1285 AC_MSG_FAILURE([IS-IS support requested but no packet backend found])
1287 AC_MSG_WARN([*** IS-IS support will not be built ***])
1291 AC_MSG_RESULT([DLPI])
1293 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1295 AC_MSG_RESULT([BPF])
1296 ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
1300 AC_DEFINE_UNQUOTED([ISIS_METHOD], [$ISIS_METHOD_MACRO], [selected method for isis, == one of the constants])
1302 dnl ---------------------------------------------------------------
1303 dnl figure out how to specify an interface in multicast sockets API
1304 dnl ---------------------------------------------------------------
1305 AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
1307 AC_CHECK_HEADERS([linux/mroute.h], [], [],[
1308 #include <sys/socket.h>
1309 #include <netinet/in.h>
1310 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1311 #include <linux/types.h>
1314 m4_define([FRR_INCLUDES],
1316 [#if HAVE_LINUX_MROUTE_H
1317 # include <linux/mroute.h>
1321 AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
1322 #include <sys/socket.h>
1323 #include <sys/types.h>
1324 #include <netinet/in.h>
1325 #include <net/route.h>
1328 m4_define([FRR_INCLUDES],
1330 [#if HAVE_NETINET_IP_MROUTE_H
1331 # include <netinet/ip_mroute.h>
1335 AC_MSG_CHECKING([for BSD struct ip_mreq hack])
1336 AC_TRY_COMPILE([#include <sys/param.h>],
1337 [#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)
1340 #error No support for BSD struct ip_mreq hack detected
1341 #endif],[AC_MSG_RESULT([yes])
1342 AC_DEFINE([HAVE_BSD_STRUCT_IP_MREQ_HACK], [1], [Can pass ifindex in struct ip_mreq])],
1343 AC_MSG_RESULT([no]))
1345 AC_MSG_CHECKING([for RFC3678 protocol-independed API])
1347 #include <sys/types.h>
1348 #include <netinet/in.h>
1349 ], [struct group_req gr; int sock; setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
1350 ], [AC_MSG_RESULT([yes])
1351 AC_DEFINE([HAVE_RFC3678], [1], [Have RFC3678 protocol-independed API])],
1352 AC_MSG_RESULT([no]))
1354 dnl ---------------------------------------------------------------
1355 dnl figure out how to check link-state
1356 dnl ---------------------------------------------------------------
1357 AC_CHECK_HEADER([net/if_media.h],
1358 [m4_define([LINK_DETECT_INCLUDES],
1360 [#include <net/if_media.h>
1362 AC_CHECK_MEMBERS([struct ifmediareq.ifm_status],
1363 AC_DEFINE([HAVE_BSD_LINK_DETECT], [1], [BSD link-detect]),
1364 [], LINK_DETECT_INCLUDES)],
1368 dnl ---------------------------------------------------------------
1369 dnl Additional, newer way to check link-state using ifi_link_state.
1370 dnl Not available in all BSD's when ifmediareq available
1371 dnl ---------------------------------------------------------------
1372 AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
1373 AC_DEFINE([HAVE_BSD_IFI_LINK_STATE], [1], [BSD ifi_link_state available]),
1376 dnl ------------------------
1377 dnl TCP_MD5SIG socket option
1378 dnl ------------------------
1380 AC_CHECK_HEADER([netinet/tcp.h],
1381 [m4_define([MD5_INCLUDES],
1383 [#include <netinet/tcp.h>
1385 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
1388 if test $ac_cv_have_decl_TCP_MD5SIG = no; then
1389 AC_CHECK_HEADER([linux/tcp.h],
1390 [m4_define([MD5_INCLUDES],
1392 [#include <linux/tcp.h>
1394 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
1397 dnl ----------------------------------------------------------------------------
1398 dnl figure out if domainname is available in the utsname struct (GNU extension).
1399 dnl ----------------------------------------------------------------------------
1400 AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
1402 dnl ------------------
1403 dnl IPv6 header checks
1404 dnl ------------------
1405 AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
1406 netinet6/in6_var.h netinet6/nd6.h], [], [],
1409 m4_define([FRR_INCLUDES],dnl
1411 [#if HAVE_NETINET6_IN6_H
1412 #include <netinet6/in6.h>
1414 #if HAVE_NETINET_IN6_VAR_H
1415 #include <netinet/in6_var.h>
1417 #include <netinet/icmp6.h>
1418 #if HAVE_NETINET6_IN6_VAR_H
1419 # include <netinet6/in6_var.h>
1421 #if HAVE_NETINET6_ND6_H
1422 # include <netinet6/nd6.h>
1426 dnl disable doc check
1427 AC_CHECK_PROGS([SPHINXBUILD], [sphinx-build sphinx-build3 sphinx-build2], [/bin/false])
1428 if test "$SPHINXBUILD" = "/bin/false"; then
1429 if test "${enable_doc}" = "yes"; then
1430 AC_MSG_ERROR([Documentation was explicitly requested with --enable-doc but sphinx-build is not available. Please disable docs or install sphinx.])
1433 AM_CONDITIONAL([DOC], [test "${enable_doc}" != "no" -a "$SPHINXBUILD" != "/bin/false"])
1434 AM_CONDITIONAL([DOC_HTML], [test "${enable_doc_html}" = "yes"])
1436 dnl --------------------
1437 dnl Daemon disable check
1438 dnl --------------------
1439 AM_CONDITIONAL([ZEBRA], [test "${enable_zebra}" != "no"])
1441 if test "${enable_bgpd}" = "no";then
1446 AM_CONDITIONAL([BGPD], [test "x$BGPD" = "xbgpd"])
1448 AM_CONDITIONAL([RIPD], [test "${enable_ripd}" != "no"])
1449 AM_CONDITIONAL([OSPFD], [test "${enable_ospfd}" != "no"])
1450 AM_CONDITIONAL([LDPD], [test "${enable_ldpd}" != "no"])
1452 AS_IF([test "${enable_ldpd}" != "no"], [
1453 AC_DEFINE([HAVE_LDPD], [1], [ldpd])
1456 if test "$enable_bfdd" = "no"; then
1457 AC_DEFINE([HAVE_BFDD], [0], [bfdd])
1460 AC_DEFINE([HAVE_BFDD], [1], [bfdd])
1465 AC_DEFINE([BFD_LINUX], [1], [bfdd])
1469 AC_DEFINE([BFD_BSD], [1], [bfdd])
1474 AM_CONDITIONAL([BFDD], [test "x$BFDD" = "xbfdd"])
1476 if test "$ac_cv_lib_json_c_json_object_get" = no -a "x$BFDD" = "xbfdd"; then
1477 AC_MSG_ERROR(["you must use json-c library to use bfdd"])
1483 if test "${enable_nhrpd}" != "no"; then
1488 if test "${enable_nhrpd}" = "yes"; then
1489 AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
1493 AM_CONDITIONAL([NHRPD], [test "x$NHRPD" = "xnhrpd"])
1495 AM_CONDITIONAL([EIGRPD], [test "${enable_eigrpd}" != "no"])
1497 if test "${enable_watchfrr}" = "no";then
1502 AM_CONDITIONAL([WATCHFRR], [test "x$WATCHFRR" = "xwatchfrr"])
1505 if test "${enable_ospfapi}" != "no";then
1506 AC_DEFINE([SUPPORT_OSPF_API], [1], [OSPFAPI])
1508 if test "${enable_ospfclient}" != "no";then
1509 OSPFCLIENT="ospfclient"
1513 AM_CONDITIONAL([OSPFCLIENT], [test "x$OSPFCLIENT" = "xospfclient"])
1514 AM_CONDITIONAL([RIPNGD], [test "${enable_ripngd}" != "no"])
1515 AM_CONDITIONAL([BABELD], [test "${enable_babeld}" != "no"])
1516 AM_CONDITIONAL([OSPF6D], [test "${enable_ospf6d}" != "no"])
1517 AM_CONDITIONAL([ISISD], [test "${enable_isisd}" != "no"])
1518 AM_CONDITIONAL([PIMD], [test "${enable_pimd}" != "no"])
1519 AM_CONDITIONAL([PBRD], [test "${enable_pbrd}" != "no"])
1520 AM_CONDITIONAL([SHARPD], [test "${enable_sharpd}" = "yes"])
1521 AM_CONDITIONAL([STATICD], [test "${enable_staticd}" != "no"])
1522 AM_CONDITIONAL([FABRICD], [test "${enable_fabricd}" != "no"])
1524 if test "${enable_bgp_announce}" = "no";then
1525 AC_DEFINE([DISABLE_BGP_ANNOUNCE], [1], [Disable BGP installation to zebra])
1527 AC_DEFINE([DISABLE_BGP_ANNOUNCE], [0], [Disable BGP installation to zebra])
1530 if test "${enable_bgp_vnc}" != "no";then
1531 AC_DEFINE([ENABLE_BGP_VNC], [1], [Enable BGP VNC support])
1533 AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
1536 AC_CHECK_LIB([crypt], [crypt], [],
1537 [AC_CHECK_LIB([crypto], [DES_crypt])])
1538 AC_CHECK_LIB([resolv], [res_init])
1540 dnl ---------------------------
1541 dnl check system has PCRE regexp
1542 dnl ---------------------------
1543 if test "x$enable_pcreposix" = "xyes"; then
1544 AC_CHECK_LIB([pcreposix], [regexec], [], [
1545 AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
1548 AC_SUBST([HAVE_LIBPCREPOSIX])
1550 dnl ------------------
1551 dnl check C-Ares library
1552 dnl ------------------
1553 if test "${NHRPD}" != ""; then
1554 PKG_CHECK_MODULES([CARES], [libcares], ,[
1555 AC_MSG_ERROR([trying to build nhrpd, but libcares not found. install c-ares and its -dev headers.])
1560 dnl ------------------
1561 dnl check Net-SNMP library
1562 dnl ------------------
1563 if test "${enable_snmp}" != "" -a "${enable_snmp}" != "no"; then
1564 AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
1565 if test x"$NETSNMP_CONFIG" = x"no"; then
1566 AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
1568 SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
1569 SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
1570 # net-snmp lists all of its own dependencies. we absolutely do not want that
1571 # among other things we avoid a GPL vs. OpenSSL license conflict here
1572 for removelib in crypto ssl sensors pci wrap; do
1573 SNMP_LIBS="`echo $SNMP_LIBS | sed -e 's/\(^\|\s\)-l'$removelib'\b/ /g' -e 's/\(^\|\s\)\([^\s]*\/\)\?lib'$removelib'\.[^\s]\+\b/ /g'`"
1575 AC_MSG_CHECKING([whether we can link to Net-SNMP])
1576 AC_LINK_IFELSE_FLAGS([$SNMP_CFLAGS], [$SNMP_LIBS], [AC_LANG_PROGRAM([
1584 AC_MSG_ERROR([--enable-snmp given but not usable])])
1585 case "${enable_snmp}" in
1590 SNMP_METHOD="${enable_snmp}"
1593 AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use yes or agentx])
1596 AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
1597 AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,[SNMP method to interface with snmpd])
1599 AM_CONDITIONAL([SNMP], [test "x${SNMP_METHOD}" != "x"])
1600 AC_SUBST([SNMP_LIBS])
1601 AC_SUBST([SNMP_CFLAGS])
1606 PKG_CHECK_MODULES([LIBYANG], [libyang >= 0.16.7], , [
1607 AC_MSG_ERROR([libyang (>= 0.16.7) was not found on your system.])
1609 ac_cflags_save="$CFLAGS"
1610 CFLAGS="$CFLAGS $LIBYANG_CFLAGS"
1611 AC_CHECK_MEMBER([struct lyd_node.priv], [], [
1612 AC_MSG_ERROR([m4_normalize([
1613 libyang needs to be compiled with ENABLE_LYD_PRIV=ON.
1614 Instructions for this are included in the build documentation for your platform at http://docs.frrouting.org/projects/dev-guide/en/latest/building.html])
1616 ], [[#include <libyang/libyang.h>]])
1617 CFLAGS="$ac_cflags_save"
1619 ac_libs_save="$LIBS"
1620 LIBS="$LIBS $LIBYANG_LIBS"
1621 AC_CHECK_FUNC([ly_register_types], [
1622 libyang_ext_builtin=true
1623 AC_DEFINE([LIBYANG_EXT_BUILTIN], [1], [have ly_register_types()])
1625 libyang_ext_builtin=false
1626 AC_MSG_WARN([===== old libyang (before 0.16.74) detected =====])
1627 AC_MSG_WARN([The available version of libyang does not seem to support])
1628 AC_MSG_WARN([built-in YANG extension modules. This will cause "make check"])
1629 AC_MSG_WARN([to fail and may create installation and version mismatch issues.])
1630 AC_MSG_WARN([Support for the old mechanism will be removed at some point.])
1631 AC_MSG_WARN([Please update libyang to version 0.16.74 or newer.])
1632 AC_MSG_WARN([===== old libyang (before 0.16.74) detected =====])
1634 AM_CONDITIONAL([LIBYANG_EXT_BUILTIN], [$libyang_ext_builtin])
1635 LIBS="$ac_libs_save"
1638 dnl configuration rollbacks
1641 if test "$enable_config_rollbacks" = "yes"; then
1642 PKG_CHECK_MODULES([SQLITE3], [sqlite3], [
1643 AC_DEFINE([HAVE_CONFIG_ROLLBACKS], [1], [Enable configuration rollbacks])
1644 AC_DEFINE([HAVE_SQLITE3], [1], [Enable sqlite3 database])
1647 AC_MSG_ERROR([--enable-config-rollbacks given but sqlite3 was not found on your system.])
1650 AM_CONDITIONAL([SQLITE3], [$SQLITE3])
1655 if test "$enable_confd" != "" -a "$enable_confd" != "no"; then
1656 AC_CHECK_PROG([CONFD], [confd], [confd], [/bin/false], "${enable_confd}/bin")
1657 if test "x$CONFD" = "x/bin/false"; then
1658 AC_MSG_ERROR([confd was not found on your system.])]
1660 CONFD_CFLAGS="-I${enable_confd}/include -L${enable_confd}/lib"
1661 AC_SUBST([CONFD_CFLAGS])
1662 CONFD_LIBS="-lconfd"
1663 AC_SUBST([CONFD_LIBS])
1664 AC_DEFINE([HAVE_CONFD], [1], [Enable confd integration])
1666 AM_CONDITIONAL([CONFD], [test "x$enable_confd" != "x"])
1671 if test "$enable_sysrepo" = "yes"; then
1672 PKG_CHECK_MODULES([SYSREPO], [libsysrepo],
1673 [AC_DEFINE([HAVE_SYSREPO], [1], [Enable sysrepo integration])
1676 AC_MSG_ERROR([sysrepo was not found on your system.])]
1679 AM_CONDITIONAL([SYSREPO], [test "x$enable_sysrepo" = "xyes"])
1684 AC_SEARCH_LIBS([sqrt], [m])
1689 AC_SEARCH_LIBS([dlopen], [dl dld], [], [
1690 AC_MSG_ERROR([unable to find the dlopen()])
1693 AC_CHECK_HEADERS([link.h])
1695 AC_CACHE_CHECK([for dlinfo(RTLD_DI_ORIGIN)], [frr_cv_rtld_di_origin], [
1696 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1704 dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
1706 frr_cv_rtld_di_origin=yes
1708 frr_cv_rtld_di_origin=no
1711 if test "$frr_cv_rtld_di_origin" = yes; then
1712 AC_DEFINE([HAVE_DLINFO_ORIGIN], [1], [Have dlinfo RTLD_DI_ORIGIN])
1715 AC_CACHE_CHECK([for dlinfo(RTLD_DI_LINKMAP)], [frr_cv_rtld_di_linkmap], [
1716 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1723 struct link_map *lm = NULL;
1724 dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
1726 frr_cv_rtld_di_linkmap=yes
1728 frr_cv_rtld_di_linkmap=no
1731 if test "$frr_cv_rtld_di_linkmap" = yes; then
1732 AC_DEFINE([HAVE_DLINFO_LINKMAP], [1], [Have dlinfo RTLD_DI_LINKMAP])
1735 AM_CONDITIONAL([SNMP], [test "x$SNMP_METHOD" = "xagentx"])
1737 dnl ---------------------------
1738 dnl sockaddr and netinet checks
1739 dnl ---------------------------
1742 struct vifctl, struct mfcctl, struct sioc_sg_req,
1743 vifi_t, struct sioc_vif_req, struct igmpmsg,
1744 struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
1745 struct nd_opt_adv_interval, struct rt_addrinfo,
1746 struct nd_opt_homeagent_info, struct nd_opt_adv_interval,
1747 struct nd_opt_rdnss, struct nd_opt_dnssl],
1748 [], [], FRR_INCLUDES)
1750 AC_CHECK_MEMBERS([struct sockaddr.sa_len,
1751 struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
1752 struct sockaddr_dl.sdl_len,
1753 struct if6_aliasreq.ifra_lifetime,
1754 struct nd_opt_adv_interval.nd_opt_ai_type],
1755 [], [], FRR_INCLUDES)
1757 dnl ---------------------------
1758 dnl IRDP/pktinfo/icmphdr checks
1759 dnl ---------------------------
1761 AC_CHECK_TYPES([struct in_pktinfo], [
1762 AC_CHECK_TYPES([struct icmphdr], [
1771 case "${enable_irdp}" in
1773 $IRDP || AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
1780 AM_CONDITIONAL([IRDP], [$IRDP])
1782 dnl -----------------------
1783 dnl checking for IP_PKTINFO
1784 dnl -----------------------
1785 AC_MSG_CHECKING([for IP_PKTINFO])
1786 AC_TRY_COMPILE([#include <netdb.h>], [
1787 int opt = IP_PKTINFO;
1789 AC_MSG_RESULT([yes])
1790 AC_DEFINE([HAVE_IP_PKTINFO], [1], [Have IP_PKTINFO])
1795 dnl ---------------------------
1796 dnl checking for IP_RECVDSTADDR
1797 dnl ---------------------------
1798 AC_MSG_CHECKING([for IP_RECVDSTADDR])
1799 AC_TRY_COMPILE([#include <netinet/in.h>], [
1800 int opt = IP_RECVDSTADDR;
1802 AC_MSG_RESULT([yes])
1803 AC_DEFINE([HAVE_IP_RECVDSTADDR], [1], [Have IP_RECVDSTADDR])
1808 dnl ----------------------
1809 dnl checking for IP_RECVIF
1810 dnl ----------------------
1811 AC_MSG_CHECKING([for IP_RECVIF])
1812 AC_TRY_COMPILE([#include <netinet/in.h>], [
1813 int opt = IP_RECVIF;
1815 AC_MSG_RESULT([yes])
1816 AC_DEFINE([HAVE_IP_RECVIF], [1], [Have IP_RECVIF])
1821 dnl ----------------------
1822 dnl checking for SO_BINDANY
1823 dnl ----------------------
1824 AC_MSG_CHECKING([for SO_BINDANY])
1825 AC_TRY_COMPILE([#include <sys/socket.h>], [
1826 int opt = SO_BINDANY;
1828 AC_MSG_RESULT([yes])
1829 AC_DEFINE([HAVE_SO_BINDANY], [1], [Have SO_BINDANY])
1834 dnl ----------------------
1835 dnl checking for IP_FREEBIND
1836 dnl ----------------------
1837 AC_MSG_CHECKING([for IP_FREEBIND])
1838 AC_TRY_COMPILE([#include <netinet/in.h>], [
1839 int opt = IP_FREEBIND;
1841 AC_MSG_RESULT([yes])
1842 AC_DEFINE([HAVE_IP_FREEBIND], [1], [Have IP_FREEBIND])
1847 dnl --------------------------------------
1848 dnl checking for be32dec existence or not
1849 dnl --------------------------------------
1850 AC_CHECK_DECLS([be32enc, be32dec], [], [],
1851 [#include <sys/endian.h>])
1853 dnl --------------------------------------
1854 dnl checking for clock_time monotonic struct and call
1855 dnl --------------------------------------
1856 AC_CHECK_DECL([CLOCK_MONOTONIC],
1857 [AC_CHECK_LIB([rt], [clock_gettime], [LIBS="$LIBS -lrt"])
1858 AC_DEFINE([HAVE_CLOCK_MONOTONIC], [1], [Have monotonic clock])
1859 ], [AC_MSG_RESULT([no])], [FRR_INCLUDES])
1861 dnl --------------------------------------
1862 dnl checking for flex and bison
1863 dnl --------------------------------------
1866 AC_MSG_CHECKING([version of flex])
1867 frr_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
1868 frr_ac_flex_version="${frr_ac_flex_version##* }"
1869 AC_MSG_RESULT([$frr_ac_flex_version])
1870 AX_COMPARE_VERSION([$frr_ac_flex_version], [lt], [2.5.20], [
1871 LEX="$SHELL $missing_dir/missing flex"
1872 if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
1873 AC_MSG_WARN([using pregenerated flex output files])
1875 AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
1877 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
1878 AC_SUBST([LEXLIB], [''])
1882 dnl thanks GNU bison for this b*llshit...
1883 AC_MSG_CHECKING([version of bison])
1884 frr_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
1885 frr_ac_bison_version="${frr_ac_bison_version##* }"
1886 frr_ac_bison_missing="false"
1887 case "x${frr_ac_bison_version}" in
1890 BISON_CLOSEBRACE='"'
1892 AC_MSG_RESULT([$frr_ac_bison_version - 2.7 or older])
1895 AC_MSG_RESULT([$frr_ac_bison_version])
1896 AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
1897 frr_ac_bison_missing="true"
1900 AC_MSG_RESULT([none])
1901 AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
1902 frr_ac_bison_missing="true"
1906 BISON_CLOSEBRACE='}'
1907 BISON_VERBOSE='-Dparse.error=verbose'
1908 AC_MSG_RESULT([$frr_ac_bison_version - 3.0 or newer])
1911 AC_SUBST([BISON_OPENBRACE])
1912 AC_SUBST([BISON_CLOSEBRACE])
1913 AC_SUBST([BISON_VERBOSE])
1915 if $frr_ac_bison_missing; then
1916 YACC="$SHELL $missing_dir/missing bison -y"
1917 if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
1918 AC_MSG_WARN([using pregenerated bison output files])
1920 AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
1924 dnl -------------------
1925 dnl capabilities checks
1926 dnl -------------------
1927 if test "${enable_capabilities}" != "no"; then
1928 AC_MSG_CHECKING([whether prctl PR_SET_KEEPCAPS is available])
1929 AC_TRY_COMPILE([#include <sys/prctl.h>], [prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
1930 [AC_MSG_RESULT([yes])
1931 AC_DEFINE([HAVE_PR_SET_KEEPCAPS], [1], [prctl])
1932 frr_ac_keepcaps="yes"],
1935 if test x"${frr_ac_keepcaps}" = x"yes"; then
1936 AC_CHECK_HEADERS([sys/capability.h])
1938 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
1939 AC_CHECK_LIB([cap], [cap_init],
1940 [AC_DEFINE([HAVE_LCAPS], [1], [Capabilities])
1945 AC_CHECK_HEADERS([priv.h],
1946 [AC_MSG_CHECKING([Solaris style privileges are available])
1947 AC_TRY_COMPILE([#include <priv.h>], [getpflags(PRIV_AWARE);],
1948 [AC_MSG_RESULT([yes])
1949 AC_DEFINE([HAVE_SOLARIS_CAPABILITIES], [1], [getpflags])
1950 frr_ac_scaps="yes"],
1956 if test x"${frr_ac_scaps}" = x"yes" \
1957 -o x"${frr_ac_lcaps}" = x"yes"; then
1958 AC_DEFINE([HAVE_CAPABILITIES], [1], [capabilities])
1963 dnl ---------------------------
1964 dnl check for glibc 'backtrace'
1965 dnl ---------------------------
1966 if test x"${enable_backtrace}" != x"no" ; then
1968 PKG_CHECK_MODULES([UNWIND], [libunwind], [
1969 AC_DEFINE([HAVE_LIBUNWIND], [1], [libunwind])
1974 AC_CHECK_FUNCS([printstack], [
1975 AC_DEFINE([HAVE_PRINTSTACK], [1], [Solaris printstack])
1980 if test "$backtrace_ok" = no; then
1981 AC_CHECK_HEADER([execinfo.h], [
1982 AC_SEARCH_LIBS([backtrace], [execinfo], [
1983 AC_DEFINE([HAVE_GLIBC_BACKTRACE], [1], [Glibc backtrace])
1990 if test x"${enable_backtrace}" = x"yes" -a x"${backtrace_ok}" = x"no"; then
1991 dnl user explicitly requested backtrace but we failed to find support
1992 AC_MSG_FAILURE([failed to find backtrace or libunwind support])
1996 dnl -----------------------------------------
1997 dnl check for malloc mallinfo struct and call
1998 dnl this must try and link using LIBS, in
1999 dnl order to check no alternative allocator
2000 dnl has been specified, which might not provide
2001 dnl mallinfo, e.g. such as Umem on Solaris.
2002 dnl -----------------------------------------
2003 AC_CHECK_HEADERS([malloc.h malloc_np.h malloc/malloc.h],,, [FRR_INCLUDES])
2005 AC_CACHE_CHECK([whether mallinfo is available], [frr_cv_mallinfo], [
2006 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
2007 #ifdef HAVE_MALLOC_H
2010 #ifdef HAVE_MALLOC_NP_H
2011 #include <malloc_np.h>
2013 #ifdef HAVE_MALLOC_MALLOC_H
2014 #include <malloc/malloc.h>
2017 struct mallinfo ac_x; ac_x = mallinfo ();
2024 if test "$frr_cv_mallinfo" = yes; then
2025 AC_DEFINE([HAVE_MALLINFO], [1], [mallinfo])
2028 AC_MSG_CHECKING([whether malloc_usable_size is available])
2029 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
2030 #ifdef HAVE_MALLOC_H
2033 #ifdef HAVE_MALLOC_MALLOC_H
2034 #include <malloc/malloc.h>
2037 size_t ac_x; ac_x = malloc_usable_size(NULL);
2039 AC_MSG_RESULT([yes])
2040 AC_DEFINE([HAVE_MALLOC_USABLE_SIZE], [1], [malloc_usable_size])
2044 AC_MSG_CHECKING([whether malloc_size is available])
2045 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2046 #ifdef HAVE_MALLOC_H
2049 #ifdef HAVE_MALLOC_MALLOC_H
2050 #include <malloc/malloc.h>
2053 size_t ac_x; ac_x = malloc_size(NULL);
2055 AC_MSG_RESULT([yes])
2056 AC_DEFINE([HAVE_MALLOC_SIZE], [1], [malloc_size])
2065 if test "x$enable_zeromq" != "xno"; then
2066 PKG_CHECK_MODULES([ZEROMQ], [libzmq >= 4.0.0], [
2067 AC_DEFINE([HAVE_ZEROMQ], [1], [Enable ZeroMQ support])
2070 if test "x$enable_zeromq" = "xyes"; then
2071 AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
2075 AM_CONDITIONAL([ZEROMQ], [test "x$ZEROMQ" = "xtrue"])
2080 dev_version=`echo $VERSION | grep dev`
2081 #don't expire deprecated code in non 'dev' branch
2082 if test "${dev_version}" = ""; then
2085 CONFDATE=`date '+%Y%m%d'`
2087 AC_SUBST([CONFDATE])
2089 dnl ------------------------------
2090 dnl set paths for state directory
2091 dnl ------------------------------
2092 AC_MSG_CHECKING([directory to use for state file])
2093 if test "${prefix}" = "NONE"; then
2094 frr_statedir_prefix="";
2096 frr_statedir_prefix=${prefix}
2098 if test "${localstatedir}" = '${prefix}/var'; then
2099 for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
2100 ${frr_statedir_prefix}/var/adm dnl
2101 ${frr_statedir_prefix}/etc dnl
2107 test -d $FRR_STATE_DIR && break
2109 frr_statedir=$FRR_STATE_DIR
2111 frr_statedir=${localstatedir}
2113 if test $frr_statedir = "/dev/null"; then
2114 AC_MSG_ERROR([STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!])
2116 AC_MSG_RESULT([${frr_statedir}])
2117 AC_SUBST([frr_statedir])
2119 AC_DEFINE_UNQUOTED([LDPD_SOCKET], ["$frr_statedir/ldpd.sock"], [ldpd control socket])
2120 AC_DEFINE_UNQUOTED([ZEBRA_SERV_PATH], ["$frr_statedir/zserv.api"], [zebra api socket])
2121 AC_DEFINE_UNQUOTED([BFDD_CONTROL_SOCKET], ["$frr_statedir/bfdd.sock"], [bfdd control socket])
2122 AC_DEFINE_UNQUOTED([DAEMON_VTY_DIR], ["$frr_statedir"], [daemon vty directory])
2123 AC_DEFINE_UNQUOTED([DAEMON_DB_DIR], ["$frr_statedir"], [daemon database directory])
2125 dnl autoconf does this, but it does it too late...
2126 test "x$prefix" = xNONE && prefix=$ac_default_prefix
2127 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
2129 dnl get the full path, recursing through variables...
2130 vtysh_bin="$bindir/vtysh"
2131 for I in 1 2 3 4 5 6 7 8 9 10; do
2132 eval vtysh_bin="\"$vtysh_bin\""
2134 AC_DEFINE_UNQUOTED([VTYSH_BIN_PATH], ["$vtysh_bin"], [path to vtysh binary])
2135 AC_SUBST([vtysh_bin])
2137 CFG_SYSCONF="$sysconfdir"
2139 CFG_STATE="$frr_statedir"
2140 CFG_MODULE="$moduledir"
2141 CFG_YANGMODELS="$yangmodelsdir"
2142 CFG_LIBYANG_PLUGINS="$libyang_pluginsdir"
2143 for I in 1 2 3 4 5 6 7 8 9 10; do
2144 eval CFG_SYSCONF="\"$CFG_SYSCONF\""
2145 eval CFG_SBIN="\"$CFG_SBIN\""
2146 eval CFG_STATE="\"$CFG_STATE\""
2147 eval CFG_MODULE="\"$CFG_MODULE\""
2148 eval CFG_YANGMODELS="\"$CFG_YANGMODELS\""
2149 eval CFG_LIBYANG_PLUGINS="\"$CFG_LIBYANG_PLUGINS\""
2151 AC_SUBST([CFG_SYSCONF])
2152 AC_SUBST([CFG_SBIN])
2153 AC_SUBST([CFG_STATE])
2154 AC_SUBST([CFG_MODULE])
2155 AC_SUBST([CFG_YANGMODELS])
2156 AC_SUBST([CFG_LIBYANG_PLUGINS])
2157 AC_DEFINE_UNQUOTED([MODULE_PATH], ["$CFG_MODULE"], [path to modules])
2158 AC_DEFINE_UNQUOTED([YANG_MODELS_PATH], ["$CFG_YANGMODELS"], [path to YANG data models])
2159 AC_DEFINE_UNQUOTED([LIBYANG_PLUGINS_PATH], ["$CFG_LIBYANG_PLUGINS"], [path to libyang plugins])
2161 dnl ------------------------------------
2162 dnl Enable RPKI and add librtr to libs
2163 dnl ------------------------------------
2164 if test "${enable_rpki}" = "yes"; then
2165 PKG_CHECK_MODULES([RTRLIB], [rtrlib >= 0.5.0],
2168 AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
2171 AM_CONDITIONAL([RPKI], [test "x$RPKI" = "xtrue"])
2173 dnl ------------------------------------------
2174 dnl Check whether rtrlib was build with ssh support
2175 dnl ------------------------------------------
2176 AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
2177 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
2178 [[struct tr_ssh_config config;]])],
2179 [AC_MSG_RESULT([yes])
2180 AC_DEFINE([FOUND_SSH], [1], [found_ssh])],
2184 dnl ---------------------------
2185 dnl Check htonl works correctly
2186 dnl ---------------------------
2187 AC_MSG_CHECKING([for working htonl])
2188 AC_CACHE_VAL(ac_cv_htonl_works,
2189 [AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES],[htonl (0);])],
2190 [ac_cv_htonl_works=yes], [ac_cv_htonl_works=no])
2193 AC_MSG_RESULT([$ac_cv_htonl_works])
2195 AC_CONFIG_FILES([Makefile],[sed -e 's/^#AUTODERP# //' -i Makefile])
2203 snapcraft/snapcraft.yaml
2205 tests/lib/cli/test_cli.refout
2206 pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
2207 pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh
2210 AC_CONFIG_FILES([vtysh/extract.pl], [chmod +x vtysh/extract.pl])
2211 AC_CONFIG_FILES([tools/frr], [chmod +x tools/frr])
2212 AC_CONFIG_FILES([tools/watchfrr.sh], [chmod +x tools/watchfrr.sh])
2213 AC_CONFIG_FILES([tools/frrinit.sh], [chmod +x tools/frrinit.sh])
2214 AC_CONFIG_FILES([tools/frrcommon.sh])
2216 AC_CONFIG_COMMANDS([lib/route_types.h], [
2217 dst="${ac_abs_top_builddir}/lib/route_types.h"
2218 ${PERL} "${ac_abs_top_srcdir}/lib/route_types.pl" \
2219 < "${ac_abs_top_srcdir}/lib/route_types.txt" \
2222 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
2223 && rm "${dst}.tmp" \
2224 || mv "${dst}.tmp" "${dst}"
2229 AS_IF([test "x$with_pkg_git_version" = "xyes"], [
2230 AC_CONFIG_COMMANDS([lib/gitversion.h], [
2231 dst="${ac_abs_top_builddir}/lib/gitversion.h"
2232 ${PERL} "${ac_abs_top_srcdir}/lib/gitversion.pl" \
2233 "${ac_abs_top_srcdir}" \
2236 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
2237 && rm "${dst}.tmp" \
2238 || mv "${dst}.tmp" "${dst}"
2244 ## Hack, but working solution to avoid rebuilding of frr.info.
2245 ## It's already in CVS until texinfo 4.7 is more common.
2249 FRRouting configuration
2250 ------------------------------
2251 FRR version : ${PACKAGE_VERSION}
2252 host operating system : ${host_os}
2253 source code location : ${srcdir}
2255 compiler flags : ${CFLAGS} ${SAN_FLAGS}
2257 linker flags : ${LDFLAGS} ${SAN_FLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
2258 state file directory : ${frr_statedir}
2259 config file directory : `eval echo \`echo ${sysconfdir}\``
2260 example directory : `eval echo \`echo ${exampledir}\``
2261 module directory : ${CFG_MODULE}
2262 user to run as : ${enable_user}
2263 group to run as : ${enable_group}
2264 group for vty sockets : ${enable_vty_group}
2265 config file mask : ${enable_configfile_mask}
2266 log file mask : ${enable_logfile_mask}
2267 zebra protobuf enabled : ${enable_protobuf:-no}
2269 The above user and group must have read/write access to the state file
2270 directory and to the config files in the config file directory."
2272 if test "${enable_doc}" != "no";then
2273 AS_IF([test "$SPHINXBUILD" = /bin/false],
2274 AC_MSG_WARN([sphinx-build is missing but required to build documentation]))