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], [7.3-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 $ac_configure_args | sed -e \"s% '[[A-Z]]*FLAGS=[[^']]\+'%%g\"`"
17 AC_SUBST([CONFIG_ARGS])
19 AC_CONFIG_SRCDIR([lib/zebra.h])
20 AC_CONFIG_MACRO_DIR([m4])
22 dnl -----------------------------------
23 dnl Get hostname and other information.
24 dnl -----------------------------------
28 hosttools_clippy="false"
31 dnl case 1: external clippy
32 if test -n "$with_clippy" -a "$with_clippy" != "no" -a "$with_clippy" != "yes"; then
33 if test "$enable_clippy_only" == "yes"; then
34 AC_MSG_ERROR([--enable-clippy-only does not make sense with --with-clippy])
39 if test ! -x "$with_clippy"; then
40 AC_MSG_ERROR([clippy tool ($with_clippy) is not executable])
43 dnl case 2: cross-compiling internal clippy
44 elif test "$host" != "$build"; then
45 if test "$srcdir" = "."; then
46 AC_MSG_ERROR([cross-compilation is only possible with builddir separate from srcdir or by building clippy separately and using the --with-clippy option. create a separate directory and run as .../path-to-frr/configure.])
48 test -d hosttools || mkdir hosttools
49 abssrc="`cd \"${srcdir}\"; pwd`"
52 AC_MSG_NOTICE([... cross-compilation: creating hosttools directory and self-configuring for build platform tools])
53 AC_MSG_NOTICE([... use HOST_CPPFLAGS / HOST_CFLAGS / HOST_LDFLAGS if neccessary])
57 for var in $ac_precious_vars; do
60 YACC|YFLAGS) continue;;
61 PYTHON*) retain=true;;
65 eval "hostvar=\"\${HOST_$var}\""
66 eval "targetvar=\"\${$var}\""
67 if test -n "$hostvar"; then
68 eval "$var='$hostvar'"
69 _AS_ECHO_LOG([host $var='$hostvar'])
71 _AS_ECHO_LOG([host retain $var='$targetvar'])
74 _AS_ECHO_LOG([host unset $var])
78 "${abssrc}/configure" "--host=$build" "--build=$build" "--enable-clippy-only" "--disable-nhrpd" "--disable-vtysh"
82 AC_MSG_NOTICE([... cross-compilation: finished self-configuring for build platform tools])
86 hosttools_clippy="true"
87 CLIPPY="hosttools/lib/clippy"
89 dnl case 3: normal build internal clippy
91 CLIPPY="lib/clippy\$(EXEEXT)"
94 AM_CONDITIONAL([BUILD_CLIPPY], [$build_clippy])
95 AM_CONDITIONAL([HOSTTOOLS_CLIPPY], [$hosttools_clippy])
96 AM_CONDITIONAL([ONLY_CLIPPY], [test "$enable_clippy_only" = "yes"])
98 # Disable portability warnings -- our automake code (in particular
99 # common.am) uses some constructs specific to gmake.
100 AM_INIT_AUTOMAKE([1.12 -Wno-portability foreign])
101 m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])
102 AM_SILENT_RULES([yes])
103 AC_CONFIG_HEADERS([config.h])
105 AC_PATH_PROG([PERL], [perl])
108 dnl default is to match previous behavior
109 exampledir=${sysconfdir}
110 AC_ARG_ENABLE([exampledir],
111 AS_HELP_STRING([--enable-exampledir],
112 [specify alternate directory for examples]),
113 exampledir="$enableval",)
114 dnl XXX add --exampledir to autoconf standard directory list somehow
115 AC_SUBST([exampledir])
117 dnl default is to match previous behavior
119 AC_ARG_ENABLE([pkgsrcrcdir],
120 AS_HELP_STRING([--enable-pkgsrcrcdir],
121 [specify directory for rc.d scripts]),
122 pkgsrcrcdir="$enableval",)
123 dnl XXX add --pkgsrcrcdir to autoconf standard directory list somehow
124 AC_SUBST([pkgsrcrcdir])
125 AM_CONDITIONAL([PKGSRC], [test "x$pkgsrcrcdir" != "x"])
127 AC_ARG_WITH([moduledir], [AS_HELP_STRING([--with-moduledir=DIR], [module directory (${libdir}/frr/modules)])], [
130 moduledir="\${libdir}/frr/modules"
132 AC_SUBST([moduledir], [$moduledir])
135 AC_ARG_WITH([yangmodelsdir], [AS_HELP_STRING([--with-yangmodelsdir=DIR], [yang models directory (${datarootdir}/yang)])], [
136 yangmodelsdir="$withval"
138 yangmodelsdir="\${datarootdir}/yang"
140 AC_SUBST([yangmodelsdir])
142 AC_ARG_ENABLE(tcmalloc,
143 AS_HELP_STRING([--enable-tcmalloc], [Turn on tcmalloc]),
144 [case "${enableval}" in
145 yes) tcmalloc_enabled=true
146 LIBS="$LIBS -ltcmalloc_minimal"
148 no) tcmalloc_enabled=false ;;
149 *) AC_MSG_ERROR([bad value ${enableval} for --enable-tcmalloc]) ;;
150 esac],[tcmalloc_enabled=false])
153 dnl Thanks autoconf, but we don't want a default -g -O2. We have our own
154 dnl flag determination logic.
157 dnl --------------------
158 dnl Check CC and friends
159 dnl --------------------
160 dnl note orig_cflags is also used further down
161 orig_cflags="$CFLAGS"
162 orig_cxxflags="$CXXFLAGS"
168 dnl remove autoconf default "-g -O2"
169 CFLAGS="$orig_cflags"
170 CXXFLAGS="$orig_cxxflags"
172 dnl NB: see C11 below
176 dnl it's 2019, sed is sed.
180 dnl try and enable CFLAGS that are useful for FRR
181 dnl - specifically, options to control warnings
183 AC_USE_SYSTEM_EXTENSIONS
184 AC_DEFUN([AC_C_FLAG], [{
185 m4_pushdef([cachename],[m4_translit([frr_cv_$1],[ =-+],[____])])
186 AC_CACHE_CHECK([[whether $CC supports $1]], cachename, [
188 ac_c_flag_save="$CFLAGS"
191 [AC_LANG_PROGRAM([[]])],
197 CFLAGS="$ac_c_flag_save"
200 if test "${cachename}" = yes; then
201 m4_if([$3], [], [CFLAGS="$CFLAGS $1"], [$3])
206 m4_popdef([cachename])
209 AC_DEFUN([AC_LINK_IFELSE_FLAGS], [{
211 ac_cflags_save="$CFLAGS"
218 CFLAGS="$ac_cflags_save"
224 CFLAGS="$ac_cflags_save"
233 dnl ICC won't bail on unknown options without -diag-error 10006
234 dnl need to do this first so we get useful results for the other options
235 AC_C_FLAG([-diag-error 10006])
237 dnl AC_PROG_CC_C99 may change CC to include -std=gnu99 or something
239 CC="${CC% -std=gnu99}"
242 AC_C_FLAG([-std=gnu11], [CC="$ac_cc"], [CC="$CC -std=gnu11"])
244 dnl if the user has specified any CFLAGS, override our settings
245 if test "x${enable_gcov}" = "xyes"; then
246 if test "z$orig_cflags" = "z"; then
247 AC_C_FLAG([-coverage])
251 LDFLAGS="${LDFLAGS} -lgcov"
252 elif test "x${enable_dev_build}" = "xyes"; then
253 AC_DEFINE([DEV_BUILD], [1], [Build for development])
254 if test "z$orig_cflags" = "z"; then
258 if test "x${enable_lua}" = "xyes"; then
262 AC_DEFINE([HAVE_LUA], [1], [Have support for Lua interpreter])
263 LIBS="$LIBS $LUA_LIB"
267 if test "x${enable_lua}" = "xyes"; then
268 AC_MSG_ERROR([Lua is not meant to be built/used outside of development at this time])
270 if test "z$orig_cflags" = "z"; then
275 AM_CONDITIONAL([DEV_BUILD], [test "x$enable_dev_build" = "xyes"])
277 dnl always want these CFLAGS
278 AC_C_FLAG([-fno-omit-frame-pointer])
279 AC_C_FLAG([-funwind-tables])
282 AC_C_FLAG([-Wmissing-prototypes])
283 AC_C_FLAG([-Wmissing-declarations])
284 AC_C_FLAG([-Wpointer-arith])
285 AC_C_FLAG([-Wbad-function-cast])
286 AC_C_FLAG([-Wwrite-strings])
287 if test x"${enable_gcc_ultra_verbose}" = x"yes" ; then
288 AC_C_FLAG([-Wcast-qual])
289 AC_C_FLAG([-Wstrict-prototypes])
290 AC_C_FLAG([-Wmissing-noreturn])
291 AC_C_FLAG([-Wmissing-format-attribute])
292 AC_C_FLAG([-Wunreachable-code])
293 AC_C_FLAG([-Wpacked])
294 AC_C_FLAG([-Wpadded])
295 AC_C_FLAG([-Wshadow])
297 AC_C_FLAG([-Wno-unused-result])
299 AC_C_FLAG([-Wno-unused-parameter])
300 AC_C_FLAG([-Wno-missing-field-initializers])
302 AC_C_FLAG([-Wc++-compat], [], [CXX_COMPAT_CFLAGS="-Wc++-compat"])
303 AC_SUBST([CXX_COMPAT_CFLAGS])
305 dnl ICC emits a broken warning for const char *x = a ? "b" : "c";
306 dnl for some reason the string consts get 'promoted' to char *,
307 dnl triggering a const to non-const conversion warning.
308 AC_C_FLAG([-diag-disable 3179])
310 if test x"${enable_werror}" = x"yes" ; then
316 if test "$enable_address_sanitizer" = "yes"; then
317 AC_C_FLAG([-fsanitize=address], [
318 AC_MSG_ERROR([$CC does not support Address Sanitizer.])
320 SAN_FLAGS="$SAN_FLAGS -fsanitize=address"
323 if test "$enable_thread_sanitizer" = "yes"; then
324 AC_C_FLAG([-fsanitize=thread], [
325 AC_MSG_ERROR([$CC does not support Thread Sanitizer.])
327 SAN_FLAGS="$SAN_FLAGS -fsanitize=thread"
330 if test "$enable_memory_sanitizer" = "yes"; then
331 AC_C_FLAG([-fsanitize=memory -fPIE -pie], [
332 AC_MSG_ERROR([$CC does not support Memory Sanitizer.])
334 SAN_FLAGS="-fsanitize=memory -fPIE -pie"
337 AC_SUBST([SAN_FLAGS])
345 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
346 LIBS="$PTHREAD_LIBS $LIBS"
348 AC_MSG_FAILURE([This FRR version needs pthreads])
351 AC_SEARCH_LIBS([pthread_condattr_setclock], [],
352 [frr_cv_pthread_condattr_setclock=yes],
353 [frr_cv_pthread_condattr_setclock=no])
354 if test "$frr_cv_pthread_condattr_setclock" = yes; then
355 AC_DEFINE([HAVE_PTHREAD_CONDATTR_SETCLOCK], [1], [Have pthread.h pthread_condattr_setclock])
363 AC_CHECK_TOOL([AR], [ar])
368 AC_ARG_ENABLE([static-bin],
369 AS_HELP_STRING([--enable-static-bin], [link binaries statically]))
372 patch -N -i "${srcdir}/m4/libtool-whole-archive.patch" libtool >&AS_MESSAGE_LOG_FD || \
373 AC_MSG_WARN([Could not patch libtool for static linking support. Loading modules into a statically linked daemon will fail.])
375 if test "$enable_static_bin" = "yes"; then
377 if test "$enable_static" != "yes"; then
378 AC_MSG_ERROR([The --enable-static-bin option must be combined with --enable-static.])
381 if test "$enable_shared" != "yes"; then
382 AC_MSG_ERROR([FRR cannot be built with --disable-shared. If you want statically linked daemons, use --enable-shared --enable-static --enable-static-bin])
384 AC_SUBST([AC_LDFLAGS])
385 AM_CONDITIONAL([STATIC_BIN], [test "x$enable_static_bin" = "xyes"])
387 dnl $AR and $RANLIB are set by LT_INIT above
388 AC_MSG_CHECKING([whether $AR supports D option])
389 if $AR crD conftest.a >/dev/null 2>/dev/null; then
391 dnl ARFLAGS is for automake, AR_FLAGS for libtool m-(
402 AC_MSG_CHECKING([whether $RANLIB supports D option])
403 if $RANLIB -D conftest.a >conftest.err 2>&1; then
404 if grep -q -- '-D' conftest.err; then
415 test -f conftest.err && rm conftest.err
416 test -f conftest.a && rm conftest.a
418 dnl ----------------------
419 dnl Packages configuration
420 dnl ----------------------
421 if test -f config.version; then
423 elif test -f "${srcdir}/config.version"; then
424 . "${srcdir}/config.version"
426 AC_ARG_WITH([pkg-extra-version],
427 AS_HELP_STRING([--with-pkg-extra-version=VER], [add extra version field, for packagers/distributions]), [
428 if test "$withval" = "no"; then
431 EXTRAVERSION=$withval
434 AC_ARG_WITH([pkg-git-version],
435 AS_HELP_STRING([--with-pkg-git-version], [add git information to MOTD and build version string]),
436 [ test "x$withval" != "xno" && with_pkg_git_version="yes" ])
437 AC_ARG_WITH([clippy],
438 AS_HELP_STRING([--with-clippy=PATH], [use external clippy helper program]))
439 AC_ARG_WITH([vtysh_pager],
440 AS_HELP_STRING([--with-vtysh-pager=PAGER], [control what pager is compiled in as default]),
441 VTYSH_PAGER=$withval, VTYSH_PAGER="more")
442 AC_ARG_ENABLE([vtysh],
443 AS_HELP_STRING([--disable-vtysh], [do not build integrated vty shell for FRR]))
445 AS_HELP_STRING([--disable-doc], [do not build docs]))
446 AC_ARG_ENABLE([doc-html],
447 AS_HELP_STRING([--enable-doc-html], [build HTML docs]))
448 AC_ARG_ENABLE([zebra],
449 AS_HELP_STRING([--disable-zebra], [do not build zebra daemon]))
450 AC_ARG_ENABLE([bgpd],
451 AS_HELP_STRING([--disable-bgpd], [do not build bgpd]))
452 AC_ARG_ENABLE([ripd],
453 AS_HELP_STRING([--disable-ripd], [do not build ripd]))
454 AC_ARG_ENABLE([ripngd],
455 AS_HELP_STRING([--disable-ripngd], [do not build ripngd]))
456 AC_ARG_ENABLE([ospfd],
457 AS_HELP_STRING([--disable-ospfd], [do not build ospfd]))
458 AC_ARG_ENABLE([ospf6d],
459 AS_HELP_STRING([--disable-ospf6d], [do not build ospf6d]))
460 AC_ARG_ENABLE([ldpd],
461 AS_HELP_STRING([--disable-ldpd], [do not build ldpd]))
462 AC_ARG_ENABLE([nhrpd],
463 AS_HELP_STRING([--disable-nhrpd], [do not build nhrpd]))
464 AC_ARG_ENABLE([eigrpd],
465 AS_HELP_STRING([--disable-eigrpd], [do not build eigrpd]))
466 AC_ARG_ENABLE([babeld],
467 AS_HELP_STRING([--disable-babeld], [do not build babeld]))
468 AC_ARG_ENABLE([watchfrr],
469 AS_HELP_STRING([--disable-watchfrr], [do not build watchfrr]))
470 AC_ARG_ENABLE([isisd],
471 AS_HELP_STRING([--disable-isisd], [do not build isisd]))
472 AC_ARG_ENABLE([pimd],
473 AS_HELP_STRING([--disable-pimd], [do not build pimd]))
474 AC_ARG_ENABLE([pbrd],
475 AS_HELP_STRING([--disable-pbrd], [do not build pbrd]))
476 AC_ARG_ENABLE([sharpd],
477 AS_HELP_STRING([--enable-sharpd], [build sharpd]))
478 AC_ARG_ENABLE([staticd],
479 AS_HELP_STRING([--disable-staticd], [do not build staticd]))
480 AC_ARG_ENABLE([fabricd],
481 AS_HELP_STRING([--disable-fabricd], [do not build fabricd]))
482 AC_ARG_ENABLE([vrrpd],
483 AS_HELP_STRING([--disable-vrrpd], [do not build vrrpd]))
484 AC_ARG_ENABLE([bgp-announce],
485 AS_HELP_STRING([--disable-bgp-announce,], [turn off BGP route announcement]))
486 AC_ARG_ENABLE([bgp-vnc],
487 AS_HELP_STRING([--disable-bgp-vnc],[turn off BGP VNC support]))
488 AC_ARG_ENABLE([bgp-bmp],
489 AS_HELP_STRING([--disable-bgp-bmp],[turn off BGP BMP support]))
490 AC_ARG_ENABLE([snmp],
491 AS_HELP_STRING([--enable-snmp], [enable SNMP support for agentx]))
492 AC_ARG_ENABLE([config_rollbacks],
493 AS_HELP_STRING([--enable-config-rollbacks], [enable configuration rollbacks (requires sqlite3)]))
494 AC_ARG_ENABLE([confd],
495 AS_HELP_STRING([--enable-confd=ARG], [enable confd integration]))
496 AC_ARG_ENABLE([sysrepo],
497 AS_HELP_STRING([--enable-sysrepo], [enable sysrepo integration]))
498 AC_ARG_ENABLE([grpc],
499 AS_HELP_STRING([--enable-grpc], [enable the gRPC northbound plugin]))
500 AC_ARG_ENABLE([zeromq],
501 AS_HELP_STRING([--enable-zeromq], [enable ZeroMQ handler (libfrrzmq)]))
502 AC_ARG_WITH([libpam],
503 AS_HELP_STRING([--with-libpam], [use libpam for PAM support in vtysh]))
504 AC_ARG_ENABLE([ospfapi],
505 AS_HELP_STRING([--disable-ospfapi], [do not build OSPFAPI to access the OSPF LSA Database]))
506 AC_ARG_ENABLE([ospfclient],
507 AS_HELP_STRING([--disable-ospfclient], [do not build OSPFAPI client for OSPFAPI,
508 (this is the default if --disable-ospfapi is set)]))
509 AC_ARG_ENABLE([multipath],
510 AS_HELP_STRING([--enable-multipath=ARG], [enable multipath function, ARG must be digit]))
511 AC_ARG_ENABLE([user],
512 AS_HELP_STRING([--enable-user=USER], [user to run FRR suite as (default frr)]))
513 AC_ARG_ENABLE([group],
514 AS_HELP_STRING([--enable-group=GROUP], [group to run FRR suite as (default frr)]))
515 AC_ARG_ENABLE([vty_group],
516 AS_HELP_STRING([--enable-vty-group=ARG], [set vty sockets to have specified group as owner]))
517 AC_ARG_ENABLE([configfile_mask],
518 AS_HELP_STRING([--enable-configfile-mask=ARG], [set mask for config files]))
519 AC_ARG_ENABLE([logfile_mask],
520 AS_HELP_STRING([--enable-logfile-mask=ARG], [set mask for log files]))
521 AC_ARG_ENABLE([shell_access],
522 AS_HELP_STRING([--enable-shell-access], [Allow users to access shell/telnet/ssh]))
523 AC_ARG_ENABLE([realms],
524 AS_HELP_STRING([--enable-realms], [enable REALMS support under Linux]))
525 AC_ARG_ENABLE([rtadv],
526 AS_HELP_STRING([--disable-rtadv], [disable IPV6 router advertisement feature]))
527 AC_ARG_ENABLE([irdp],
528 AS_HELP_STRING([--disable-irdp], [enable IRDP server support in zebra (default if supported)]))
529 AC_ARG_ENABLE([capabilities],
530 AS_HELP_STRING([--disable-capabilities], [disable using POSIX capabilities]))
531 AC_ARG_ENABLE([rusage],
532 AS_HELP_STRING([--disable-rusage], [disable using getrusage]))
533 AC_ARG_ENABLE([gcc_ultra_verbose],
534 AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings]))
535 AC_ARG_ENABLE([backtrace],
536 AS_HELP_STRING([--disable-backtrace,], [disable crash backtraces (default autodetect)]))
537 AC_ARG_ENABLE([time-check],
538 AS_HELP_STRING([--disable-time-check], [disable slow thread warning messages]))
539 AC_ARG_ENABLE([cpu-time],
540 AS_HELP_STRING([--disable-cpu-time], [disable cpu usage data gathering]))
541 AC_ARG_ENABLE([pcreposix],
542 AS_HELP_STRING([--enable-pcreposix], [enable using PCRE Posix libs for regex functions]))
544 AS_HELP_STRING([--enable-fpm], [enable Forwarding Plane Manager support]))
545 AC_ARG_ENABLE([systemd],
546 AS_HELP_STRING([--enable-systemd], [enable Systemd support]))
547 AC_ARG_ENABLE([werror],
548 AS_HELP_STRING([--enable-werror], [enable -Werror (recommended for developers only)]))
549 AC_ARG_ENABLE([cumulus],
550 AS_HELP_STRING([--enable-cumulus], [enable Cumulus Switch Special Extensions]))
551 AC_ARG_ENABLE([datacenter],
552 AS_HELP_STRING([--enable-datacenter], [enable Compilation for Data Center Extensions]))
553 AC_ARG_ENABLE([fuzzing],
554 AS_HELP_STRING([--enable-fuzzing], [enable ability to fuzz various parts of FRR]))
555 AC_ARG_ENABLE([netlink_fuzzing],
556 AS_HELP_STRING([--enable-netlink-fuzzing], [enable ability to fuzz netlink listening socket in zebra]))
557 AC_ARG_ENABLE([rr-semantics],
558 AS_HELP_STRING([--disable-rr-semantics], [disable the v6 Route Replace semantics]))
559 AC_ARG_ENABLE([protobuf],
560 AS_HELP_STRING([--enable-protobuf], [Enable experimental protobuf support]))
561 AC_ARG_ENABLE([oldvpn_commands],
562 AS_HELP_STRING([--enable-oldvpn-commands], [Keep old vpn commands]))
563 AC_ARG_ENABLE([rpki],
564 AS_HELP_STRING([--enable-rpki], [enable RPKI prefix validation support]))
565 AC_ARG_ENABLE([clippy-only],
566 AS_HELP_STRING([--enable-clippy-only], [Only build clippy]))
567 AC_ARG_ENABLE([numeric_version],
568 AS_HELP_STRING([--enable-numeric-version], [Only numeric digits allowed in version (for Alpine)]))
569 AC_ARG_ENABLE([gcov],
570 AS_HELP_STRING([--enable-gcov], [Add code coverage information]))
571 AC_ARG_ENABLE([bfdd],
572 AS_HELP_STRING([--disable-bfdd], [do not build bfdd]))
573 AC_ARG_ENABLE([address-sanitizer],
574 AS_HELP_STRING([--enable-address-sanitizer], [enable AddressSanitizer support for detecting a wide variety of memory allocation and deallocation errors]))
575 AC_ARG_ENABLE([thread-sanitizer],
576 AS_HELP_STRING([--enable-thread-sanitizer], [enable ThreadSanitizer support for detecting data races]))
577 AC_ARG_ENABLE([memory-sanitizer],
578 AS_HELP_STRING([--enable-memory-sanitizer], [enable MemorySanitizer support for detecting uninitialized memory reads]))
579 AC_ARG_WITH([crypto],
580 AS_HELP_STRING([--with-crypto=<internal|openssl>], [choose between different implementations of cryptographic functions(default value is --with-crypto=internal)]))
582 #if openssl, else use the internal
583 AS_IF([test x"${with_crypto}" = x"openssl"], [
584 AC_CHECK_LIB([crypto], [EVP_DigestInit], [LIBS="$LIBS -lcrypto"], [], [])
585 if test $ac_cv_lib_crypto_EVP_DigestInit = no; then
586 AC_MSG_ERROR([build with openssl has been specified but openssl library was not found on your system])
588 AC_DEFINE([CRYPTO_OPENSSL], [1], [Compile with openssl support])
590 ], [test x"${with_crypto}" = x"internal" || test x"${with_crypto}" = x"" ], [AC_DEFINE([CRYPTO_INTERNAL], [1], [Compile with internal cryptographic implementation])
591 ], [AC_MSG_ERROR([Unknown value for --with-crypto])]
594 AS_IF([test "${enable_clippy_only}" != "yes"], [
595 AC_CHECK_HEADERS([json-c/json.h])
596 AC_CHECK_LIB([json-c], [json_object_get], [LIBS="$LIBS -ljson-c"], [], [-lm])
597 if test "$ac_cv_lib_json_c_json_object_get" = no; then
598 AC_CHECK_LIB([json], [json_object_get], [LIBS="$LIBS -ljson"])
599 if test "$ac_cv_lib_json_json_object_get" = no; then
600 AC_MSG_ERROR([libjson is needed to compile])
605 AC_ARG_ENABLE([dev_build],
606 AS_HELP_STRING([--enable-dev-build], [build for development]))
609 AS_HELP_STRING([--enable-lua], [Build Lua scripting]))
611 if test x"${enable_time_check}" != x"no" ; then
612 if test x"${enable_time_check}" = x"yes" -o x"${enable_time_check}" = x ; then
613 AC_DEFINE([CONSUMED_TIME_CHECK], [5000000], [Consumed Time Check])
615 AC_DEFINE_UNQUOTED([CONSUMED_TIME_CHECK], [$enable_time_check], [Consumed Time Check])
619 case "${enable_cpu_time}" in
621 AC_DEFINE([EXCLUDE_CPU_TIME], [1], [Exclude getrusage data gathering])
627 case "${enable_systemd}" in
630 AC_CHECK_LIB([systemd], [sd_notify], [LIBS="$LIBS -lsystemd"])
631 if test $ac_cv_lib_systemd_sd_notify = no; then
632 AC_MSG_ERROR([enable systemd has been specified but systemd development env not found on your system])
634 AC_DEFINE([HAVE_SYSTEMD], [1], [Compile systemd support in])
640 if test "${enable_rr_semantics}" != "no" ; then
641 AC_DEFINE([HAVE_V6_RR_SEMANTICS], [1], [Compile in v6 Route Replacement Semantics])
644 if test "${enable_datacenter}" = "yes" ; then
645 AC_DEFINE([HAVE_DATACENTER], [1], [Compile extensions for a DataCenter])
646 DFLT_NAME="datacenter"
648 DFLT_NAME="traditional"
651 if test "${enable_fuzzing}" = "yes" ; then
652 AC_DEFINE([HANDLE_ZAPI_FUZZING], [1], [Compile extensions to use with a fuzzer])
655 if test "${enable_netlink_fuzzing}" = "yes" ; then
656 AC_DEFINE([HANDLE_NETLINK_FUZZING], [1], [Compile extensions to use with a fuzzer for netlink])
659 if test "${enable_cumulus}" = "yes" ; then
660 AC_DEFINE([HAVE_CUMULUS], [1], [Compile Special Cumulus Code in])
663 AC_SUBST([DFLT_NAME])
664 AC_DEFINE_UNQUOTED([DFLT_NAME], ["$DFLT_NAME"], [Name of the configuration default set])
666 if test "${enable_shell_access}" = "yes"; then
667 AC_DEFINE([HAVE_SHELL_ACCESS], [1], [Allow user to use ssh/telnet/bash, be aware this is considered insecure])
674 AS_IF([test "$host" = "$build"], [
680 FRR_PYTHON_MODULES([pytest])
682 if test "${enable_doc}" != "no"; then
683 FRR_PYTHON_MODULES([sphinx], , [
684 if test "${enable_doc}" = "yes"; then
685 AC_MSG_ERROR([Documentation was explicitly requested with --enable-doc but sphinx is not available for $PYTHON. Please disable docs or install sphinx.])
689 AM_CONDITIONAL([DOC], [test "${enable_doc}" != "no" -a "$frr_py_mod_sphinx" != "false"])
690 AM_CONDITIONAL([DOC_HTML], [test "${enable_doc_html}" = "yes"])
692 FRR_PYTHON_MOD_EXEC([sphinx], [--version], [
695 PYSPHINX="-c 'import sys; from sphinx import main; sys.exit(main(sys.argv))'"
700 # Logic for old vpn commands support.
702 if test "$enable_oldvpn_commands" = "yes"; then
703 AC_DEFINE([KEEP_OLD_VPN_COMMANDS], [1], [Define for compiling with old vpn commands])
707 # End of logic for protobuf support.
710 AC_MSG_CHECKING([if zebra should be configurable to send Route Advertisements])
711 if test "${enable_rtadv}" != "no"; then
713 AC_DEFINE([HAVE_RTADV], [1], [Enable IPv6 Routing Advertisement support])
718 if test x"${enable_user}" = x"no"; then
721 if test x"${enable_user}" = x"yes" || test x"${enable_user}" = x""; then
724 AC_DEFINE_UNQUOTED([FRR_USER], ["${enable_user}"], [frr User])
727 if test x"${enable_group}" = x"no"; then
730 if test x"${enable_group}" = x"yes" || test x"${enable_group}" = x""; then
733 AC_DEFINE_UNQUOTED([FRR_GROUP], ["${enable_group}"], [frr Group])
736 if test x"${enable_vty_group}" = x"yes" ; then
737 AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
738 elif test x"${enable_vty_group}" != x""; then
739 if test x"${enable_vty_group}" != x"no"; then
740 AC_DEFINE_UNQUOTED([VTY_GROUP], ["${enable_vty_group}"], [VTY Sockets Group])
743 AC_SUBST([enable_user])
744 AC_SUBST([enable_group])
745 AC_SUBST([enable_vty_group])
747 enable_configfile_mask=${enable_configfile_mask:-0600}
748 AC_DEFINE_UNQUOTED([CONFIGFILE_MASK], [${enable_configfile_mask}], [Mask for config files])
750 enable_logfile_mask=${enable_logfile_mask:-0600}
751 AC_DEFINE_UNQUOTED([LOGFILE_MASK], [${enable_logfile_mask}], [Mask for log files])
755 case "${enable_multipath}" in
759 [[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
760 MPATH_NUM="${enable_multipath}"
765 AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
769 AC_DEFINE_UNQUOTED([MULTIPATH_NUM], [$MPATH_NUM], [Maximum number of paths for a route])
771 AC_DEFINE_UNQUOTED([VTYSH_PAGER], ["$VTYSH_PAGER"], [What pager to use])
773 dnl --------------------
774 dnl Enable code coverage
775 dnl --------------------
776 AM_CONDITIONAL([HAVE_GCOV], [test '!' "$enable_gcov" = no])
778 dnl ------------------------------------
779 dnl Alpine only accepts numeric versions
780 dnl ------------------------------------
781 if test "x${enable_numeric_version}" != "x" ; then
782 VERSION="`echo ${VERSION} | tr -c -d '[[.0-9]]'`"
783 PACKAGE_VERSION="`echo ${PACKAGE_VERSION} | tr -c -d '[[.0-9]]'`"
786 dnl -----------------------------------
787 dnl Add extra version string to package
788 dnl name, string and version fields.
789 dnl -----------------------------------
790 if test "x${EXTRAVERSION}" != "x" ; then
791 VERSION="${VERSION}${EXTRAVERSION}"
792 PACKAGE_VERSION="${PACKAGE_VERSION}${EXTRAVERSION}"
793 AC_SUBST(PACKAGE_EXTRAVERSION, ["${EXTRAVERSION}"])
794 PACKAGE_STRING="${PACKAGE_STRING}${EXTRAVERSION}"
796 AC_SUBST([EXTRAVERSION])
798 if test "x$with_pkg_git_version" = "xyes"; then
799 if test -d "${srcdir}/.git"; then
800 AC_DEFINE([GIT_VERSION], [1], [include git version info])
801 else with_pkg_git_version="no"
802 AC_MSG_WARN([--with-pkg-git-version given, but this is not a git checkout])
805 AM_CONDITIONAL([GIT_VERSION], [test "x$with_pkg_git_version" = "xyes"])
807 AC_CHECK_TOOL([OBJCOPY], [objcopy], [:])
808 if test "x${OBJCOPY}" != "x:"; then
809 AC_CACHE_CHECK([for .interp value to use], [frr_cv_interp], [
811 AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])], [
812 if $OBJCOPY -j.interp -Obinary conftest conftest.interp; then
813 frr_cv_interp="`xargs -0 echo < conftest.interp`"
815 test -f conftest.interp && rm conftest.interp
819 if test -n "$frr_cv_interp"; then
820 AC_DEFINE_UNQUOTED([INTERP], ["$frr_cv_interp"], [.interp value])
823 dnl -------------------------
824 dnl Check other header files.
825 dnl -------------------------
826 AC_CHECK_HEADERS([stropts.h sys/ksym.h \
827 linux/version.h asm/types.h])
829 ac_stdatomic_ok=false
830 AC_DEFINE([FRR_AUTOCONF_ATOMIC], [1], [did autoconf checks for atomic funcs])
831 AC_CHECK_HEADER([stdatomic.h],[
833 AC_MSG_CHECKING([whether _Atomic qualifier works])
834 AC_LINK_IFELSE([AC_LANG_SOURCE([[
835 #include <stdatomic.h>
836 int main(int argc, char **argv) {
841 AC_DEFINE([HAVE_STDATOMIC_H], [1], [found stdatomic.h])
849 AS_IF([$ac_stdatomic_ok], [true], [
850 AC_MSG_CHECKING([for __atomic_* builtins])
851 AC_LINK_IFELSE([AC_LANG_SOURCE([[
852 int main(int argc, char **argv) {
854 __atomic_store_n (&i, 0, __ATOMIC_RELEASE);
855 return __atomic_load_n (&i, __ATOMIC_ACQUIRE);
858 AC_DEFINE([HAVE___ATOMIC], [1], [found __atomic builtins])
863 dnl FreeBSD 9 has a broken stdatomic.h where _Atomic doesn't work
864 AC_MSG_CHECKING([for __sync_* builtins])
865 AC_LINK_IFELSE([AC_LANG_SOURCE([[
866 int main(int argc, char **argv) {
868 __sync_fetch_and_sub (&i, 1);
869 return __sync_val_compare_and_swap (&i, 0, 1);
872 AC_DEFINE([HAVE___SYNC], [1], [found __sync builtins])
875 AC_MSG_CHECKING([for __sync_swap builtin])
876 AC_LINK_IFELSE([AC_LANG_SOURCE([[
877 int main(int argc, char **argv) {
879 return __sync_swap (&i, 2);
882 AC_DEFINE([HAVE___SYNC_SWAP], 1, [found __sync_swap builtin])
890 AC_MSG_FAILURE([stdatomic.h unavailable and $CC has neither __atomic nor __sync builtins])
895 AC_CHECK_HEADERS([pthread_np.h],,, [
898 AC_CHECK_FUNCS([pthread_setname_np pthread_set_name_np])
904 AC_MSG_CHECKING([for Linux futex() support])
905 AC_LINK_IFELSE([AC_LANG_PROGRAM([
911 #include <sys/time.h>
912 #include <sys/syscall.h>
913 #include <linux/futex.h>
919 return syscall(SYS_futex, NULL, FUTEX_WAIT, 0, NULL, NULL, 0);
923 AC_DEFINE(HAVE_SYNC_LINUX_FUTEX,,Have Linux futex support)
932 AC_MSG_CHECKING([for FreeBSD _umtx_op() support])
933 AC_LINK_IFELSE([AC_LANG_PROGRAM([
936 #include <sys/types.h>
937 #include <sys/umtx.h>
942 return _umtx_op(NULL, UMTX_OP_WAIT_UINT, 0, NULL, NULL);
946 AC_DEFINE(HAVE_SYNC_UMTX_OP,,Have FreeBSD _umtx_op() support)
954 dnl OpenBSD patch (not upstream at the time of writing this)
955 dnl https://marc.info/?l=openbsd-tech&m=147299508409549&w=2
956 AC_MSG_CHECKING([for OpenBSD futex() support])
957 AC_LINK_IFELSE([AC_LANG_PROGRAM([
958 #include <sys/futex.h>
963 return futex(NULL, FUTEX_WAIT, 0, NULL, NULL, 0);
967 AC_DEFINE(HAVE_SYNC_OPENBSD_FUTEX,,Have OpenBSD futex support)
974 dnl Utility macro to avoid retyping includes all the time
975 m4_define([FRR_INCLUDES],
977 #define _POSIX_C_SOURCE 200809L
978 #define __EXTENSIONS__
983 #include <sys/types.h>
984 /* sys/conf.h depends on param.h on FBSD at least */
985 #include <sys/param.h>
986 /* Required for MAXSIG */
988 #include <sys/socket.h>
990 # define __APPLE_USE_RFC_3542
992 #include <netinet/in.h>
993 #include <sys/time.h>
998 dnl Same applies for HAVE_NET_IF_VAR_H, which HAVE_NETINET6_ND6_H and
999 dnl HAVE_NETINET_IN_VAR_H depend upon. But if_var.h depends on if.h, hence
1000 dnl an additional round for it.
1002 AC_CHECK_HEADERS([net/if_var.h], [], [], [FRR_INCLUDES])
1004 m4_define([FRR_INCLUDES],
1006 [#if HAVE_NET_IF_VAR_H
1007 # include <net/if_var.h>
1011 AC_CHECK_HEADERS([netinet/in_var.h \
1012 net/if_dl.h net/netopt.h \
1013 inet/nd.h netinet/ip_icmp.h \
1014 sys/sysctl.h sys/sockio.h sys/conf.h],
1015 [], [], [FRR_INCLUDES])
1017 AC_CHECK_HEADERS([ucontext.h], [], [],
1020 #endif /* __USE_GNU */
1024 m4_define([UCONTEXT_INCLUDES],
1025 [#include <ucontext.h>])dnl
1027 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.uc_regs],
1028 [], [], [UCONTEXT_INCLUDES])
1029 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs],
1030 [AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs.nip],
1031 [], [], [UCONTEXT_INCLUDES])],
1032 [], [UCONTEXT_INCLUDES])
1033 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.gregs],
1034 [], [], [UCONTEXT_INCLUDES])
1036 m4_define([FRR_INCLUDES],
1040 #include <netinet/in_systm.h>
1041 #if HAVE_NETINET_IN_VAR_H
1042 # include <netinet/in_var.h>
1044 #if HAVE_NET_IF_DL_H
1045 # include <net/if_dl.h>
1047 #if HAVE_NET_NETOPT_H
1048 # include <net/netopt.h>
1050 #include <net/route.h>
1052 # include <inet/nd.h>
1054 #include <arpa/inet.h>
1055 /* Required for IDRP */
1056 #if HAVE_NETINET_IP_ICMP_H
1057 # include <netinet/ip_icmp.h>
1061 dnl V6 headers are checked below, after we check for v6
1063 AC_MSG_CHECKING([which operating system interface to use])
1066 AC_MSG_RESULT([Solaris])
1068 AC_DEFINE([SUNOS_5], [1], [SunOS 5])
1069 AC_DEFINE([SOLARIS_IPV6], [1], Solaris IPv6)
1070 AC_DEFINE([_POSIX_C_SOURCE], [200809L], [enable POSIX.1-2008 and XPG7/SUSv4])
1072 AC_CHECK_LIB([socket], [main])
1073 AC_CHECK_LIB([nsl], [main])
1074 AC_CHECK_LIB([umem], [main])
1076 AC_MSG_WARN([--Solaris support is being considered for deprecation, please let us know if you are still using this--])
1079 AC_MSG_RESULT([Linux])
1081 AC_DEFINE([GNU_LINUX], [1], [GNU Linux])
1082 AC_DEFINE([HAVE_NETLINK], [1], [netlink])
1083 AC_DEFINE([LINUX_IPV6], [1], [Linux IPv6 stack])
1085 dnl Linux has a compilation problem with mixing
1086 dnl netinet/in.h and linux/in6.h they are not
1087 dnl compatible. There has been discussion on
1088 dnl how to fix it but no real progress on implementation
1089 dnl when they fix it, remove this
1090 AC_DEFINE([IPV6_MINHOPCOUNT], [73], [Linux ipv6 Min Hop Count])
1093 AC_MSG_RESULT([OpenBSD])
1095 AC_DEFINE([OPEN_BSD], [1], [OpenBSD])
1096 AC_DEFINE([KAME], [1], [KAME IPv6])
1097 AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
1099 if test "x${enable_pimd}" != "xno"; then
1104 AC_MSG_FAILURE([pimd cannot be enabled as PIM support has been removed from OpenBSD 6.1])
1110 AC_MSG_RESULT([BSD])
1112 AC_DEFINE([HAVE_NET_RT_IFLIST], [1], [NET_RT_IFLIST])
1113 AC_DEFINE([KAME], [1], [KAME IPv6])
1114 AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
1117 AM_CONDITIONAL([SOLARIS], [test "${SOLARIS}" = "solaris"])
1121 dnl ------------------------
1122 dnl Integrated REALMS option
1123 dnl ------------------------
1124 if test "${enable_realms}" = "yes"; then
1127 AC_DEFINE([SUPPORT_REALMS], [1], [Realms support])
1130 echo "Sorry, only Linux has REALMS support"
1136 dnl -------------------------------
1137 dnl Endian-ness check
1138 dnl -------------------------------
1148 dnl ##########################################################################
1149 dnl LARGE if block spans a lot of "configure"!
1150 if test "${enable_clippy_only}" != "yes"; then
1151 dnl ##########################################################################
1154 # Logic for protobuf support.
1156 if test "$enable_protobuf" = "yes"; then
1157 # Check for protoc & protoc-c
1159 # protoc is not required, it's only for a "be nice" helper target
1160 AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
1162 AC_CHECK_PROGS([PROTOC_C], [protoc-c], [/bin/false])
1163 if test "$PROTOC_C" = "/bin/false"; then
1164 AC_MSG_FAILURE([protobuf requested but protoc-c not found. Install protobuf-c.])
1167 PKG_CHECK_MODULES([PROTOBUF_C], [libprotobuf-c >= 0.14],, [
1168 AC_MSG_FAILURE([protobuf requested but libprotobuf-c not found. Install protobuf-c.])
1170 AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [], [
1171 AC_MSG_FAILURE([protobuf requested but protobuf-c.h not found. Install protobuf-c.])
1174 AC_DEFINE([HAVE_PROTOBUF], [1], [protobuf])
1178 dnl ---------------------
1179 dnl Integrated VTY option
1180 dnl ---------------------
1181 case "${enable_vtysh}" in
1186 AC_DEFINE([VTYSH], [1], [VTY shell])
1189 AC_CHECK_LIB([readline], [main], [
1190 LIBREADLINE="-lreadline"
1192 dnl readline failed - it might be incorrectly linked and missing its
1193 dnl termcap/tinfo/curses dependency. see if we can fix that...
1194 AC_SEARCH_LIBS([tputs], [termcap tinfo curses ncurses], [
1195 LIBREADLINE="$ac_cv_search_tputs"
1197 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1200 dnl re-try with the lib we found above
1201 unset ac_cv_lib_readline_main
1202 AC_CHECK_LIB([readline], [main], [
1203 LIBREADLINE="-lreadline $LIBREADLINE"
1205 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1210 AC_CHECK_HEADER([readline/history.h])
1211 if test $ac_cv_header_readline_history_h = no;then
1212 AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
1214 AC_CHECK_LIB([readline], [rl_completion_matches], [true], [], [$LIBREADLINE])
1215 if test $ac_cv_lib_readline_rl_completion_matches = no; then
1216 AC_DEFINE([rl_completion_matches], [completion_matches], [Old readline])
1218 AC_CHECK_LIB([readline], [append_history], [frr_cv_append_history=yes], [frr_cv_append_history=no], [$LIBREADLINE])
1219 if test "$frr_cv_append_history" = yes; then
1220 AC_DEFINE([HAVE_APPEND_HISTORY], [1], [Have history.h append_history])
1224 AC_SUBST([LIBREADLINE])
1229 dnl FRR detects the PAM library it is built against by checking for a
1230 dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
1231 dnl is known to #include pam_appl.h, the standard header of a PAM library, and
1232 dnl openpam.h doesn't do that, although depends on the header too. Hence a
1233 dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
1236 if test "$with_libpam" = "yes"; then
1237 AC_CHECK_HEADER([security/pam_misc.h],
1238 [AC_DEFINE([HAVE_PAM_MISC_H], [1], [Have pam_misc.h])
1239 AC_DEFINE([PAM_CONV_FUNC], [misc_conv], [Have misc_conv])
1240 pam_conv_func="misc_conv"
1243 AC_CHECK_HEADER([security/openpam.h],
1244 [AC_DEFINE([HAVE_OPENPAM_H], [1], [Have openpam.h])
1245 AC_DEFINE([PAM_CONV_FUNC], [openpam_ttyconv], [Have openpam_ttyconv])
1246 pam_conv_func="openpam_ttyconv"
1248 [], FRR_INCLUDES[#include <security/pam_appl.h>])
1249 if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
1250 AC_MSG_WARN([*** pam support will not be built ***])
1255 if test "$with_libpam" = "yes"; then
1256 dnl took this test from proftpds configure.in and suited to our needs
1257 dnl -------------------------------------------------------------------------
1259 dnl This next check looks funky due to a linker problem with some versions
1260 dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
1261 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
1262 dnl with RedHat 6.2 and Debian 2.2 or better.
1263 AC_CHECK_LIB([pam], [pam_start],
1264 [AC_CHECK_LIB([pam], [$pam_conv_func],
1265 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1267 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1268 LIBPAM="-lpam -lpam_misc"]
1272 [AC_CHECK_LIB([pam], [pam_end],
1273 [AC_CHECK_LIB([pam], [$pam_conv_func],
1274 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1275 LIBPAM="-lpam -ldl"],
1276 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1277 LIBPAM="-lpam -ldl -lpam_misc"]
1279 ],AC_MSG_WARN([*** pam support will not be built ***]),
1286 dnl -------------------------------
1287 dnl bgpd needs pow() and hence libm
1288 dnl -------------------------------
1291 AC_SEARCH_LIBS([pow], [m], [
1294 AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
1299 AC_CHECK_FUNCS([ppoll], [
1300 AC_DEFINE([HAVE_PPOLL], [1], [have Linux/BSD ppoll()])
1302 AC_CHECK_FUNCS([pollts], [
1303 AC_DEFINE([HAVE_POLLTS], [1], [have NetBSD pollts()])
1306 AC_CHECK_HEADER([asm-generic/unistd.h],
1307 [AC_CHECK_DECL(__NR_setns,
1308 AC_DEFINE([HAVE_NETNS], [1], [Have netns]),,
1309 FRR_INCLUDES [#include <asm-generic/unistd.h>
1311 AC_CHECK_FUNCS([setns])]
1314 dnl --------------------------
1315 dnl Determine IS-IS I/O method
1316 dnl --------------------------
1317 AC_DEFINE([ISIS_METHOD_PFPACKET], [1], [constant value for isis method pfpacket])
1318 AC_DEFINE([ISIS_METHOD_DLPI], [2], [constant value for isis method dlpi])
1319 AC_DEFINE([ISIS_METHOD_BPF], [3], [constant value for isis method bpf])
1320 AC_CHECK_HEADER([net/bpf.h])
1321 AC_CHECK_HEADER([sys/dlpi.h])
1322 AC_MSG_CHECKING([zebra IS-IS I/O method])
1326 AC_MSG_RESULT([pfpacket])
1327 ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
1330 AC_MSG_RESULT([DLPI])
1331 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1334 if test $ac_cv_header_net_bpf_h = no; then
1335 if test $ac_cv_header_sys_dlpi_h = no; then
1336 AC_MSG_RESULT([none])
1337 if test "${enable_isisd}" = yes -o "${enable_fabricd}" = yes; then
1338 AC_MSG_FAILURE([IS-IS support requested but no packet backend found])
1340 AC_MSG_WARN([*** IS-IS support will not be built ***])
1344 AC_MSG_RESULT([DLPI])
1346 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1348 AC_MSG_RESULT([BPF])
1349 ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
1353 AC_DEFINE_UNQUOTED([ISIS_METHOD], [$ISIS_METHOD_MACRO], [selected method for isis, == one of the constants])
1355 dnl ---------------------------------------------------------------
1356 dnl figure out how to specify an interface in multicast sockets API
1357 dnl ---------------------------------------------------------------
1358 AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
1360 AC_CHECK_HEADERS([linux/mroute.h], [], [],[
1361 #include <sys/socket.h>
1362 #include <netinet/in.h>
1363 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1364 #include <linux/types.h>
1367 m4_define([FRR_INCLUDES],
1369 [#if HAVE_LINUX_MROUTE_H
1370 # include <linux/mroute.h>
1374 AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
1375 #include <sys/socket.h>
1376 #include <sys/types.h>
1377 #include <netinet/in.h>
1378 #include <net/route.h>
1381 m4_define([FRR_INCLUDES],
1383 [#if HAVE_NETINET_IP_MROUTE_H
1384 # include <netinet/ip_mroute.h>
1388 AC_MSG_CHECKING([for BSD struct ip_mreq hack])
1389 AC_TRY_COMPILE([#include <sys/param.h>],
1390 [#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)
1393 #error No support for BSD struct ip_mreq hack detected
1394 #endif],[AC_MSG_RESULT([yes])
1395 AC_DEFINE([HAVE_BSD_STRUCT_IP_MREQ_HACK], [1], [Can pass ifindex in struct ip_mreq])],
1396 AC_MSG_RESULT([no]))
1398 AC_MSG_CHECKING([for RFC3678 protocol-independed API])
1400 #include <sys/types.h>
1401 #include <netinet/in.h>
1402 ], [struct group_req gr; int sock; setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
1403 ], [AC_MSG_RESULT([yes])
1404 AC_DEFINE([HAVE_RFC3678], [1], [Have RFC3678 protocol-independed API])],
1405 AC_MSG_RESULT([no]))
1407 dnl ---------------------------------------------------------------
1408 dnl figure out how to check link-state
1409 dnl ---------------------------------------------------------------
1410 AC_CHECK_HEADER([net/if_media.h],
1411 [m4_define([LINK_DETECT_INCLUDES],
1413 [#include <net/if_media.h>
1415 AC_CHECK_MEMBERS([struct ifmediareq.ifm_status],
1416 AC_DEFINE([HAVE_BSD_LINK_DETECT], [1], [BSD link-detect]),
1417 [], LINK_DETECT_INCLUDES)],
1421 dnl ---------------------------------------------------------------
1422 dnl Additional, newer way to check link-state using ifi_link_state.
1423 dnl Not available in all BSD's when ifmediareq available
1424 dnl ---------------------------------------------------------------
1425 AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
1426 AC_DEFINE([HAVE_BSD_IFI_LINK_STATE], [1], [BSD ifi_link_state available]),
1429 dnl ------------------------
1430 dnl TCP_MD5SIG socket option
1431 dnl ------------------------
1433 AC_CHECK_HEADER([netinet/tcp.h],
1434 [m4_define([MD5_INCLUDES],
1436 [#include <netinet/tcp.h>
1438 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
1441 if test $ac_cv_have_decl_TCP_MD5SIG = no; then
1442 AC_CHECK_HEADER([linux/tcp.h],
1443 [m4_define([MD5_INCLUDES],
1445 [#include <linux/tcp.h>
1447 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
1451 AC_CHECK_LIB([crypt], [crypt], [],
1452 [AC_CHECK_LIB([crypto], [DES_crypt])])
1453 AC_CHECK_LIB([resolv], [res_init])
1455 dnl ---------------------------
1456 dnl check system has PCRE regexp
1457 dnl ---------------------------
1458 if test "x$enable_pcreposix" = "xyes"; then
1459 AC_CHECK_LIB([pcreposix], [regexec], [], [
1460 AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
1463 AC_SUBST([HAVE_LIBPCREPOSIX])
1465 dnl ##########################################################################
1466 dnl test "${enable_clippy_only}" != "yes"
1468 dnl END OF LARGE if block
1469 dnl ##########################################################################
1471 dnl ------------------
1472 dnl check C-Ares library
1473 dnl ------------------
1474 PKG_CHECK_MODULES([CARES], [libcares], [
1479 AM_CONDITIONAL([CARES], [$c_ares_found])
1482 dnl ----------------------------------------------------------------------------
1483 dnl figure out if domainname is available in the utsname struct (GNU extension).
1484 dnl ----------------------------------------------------------------------------
1485 AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
1487 dnl ------------------
1488 dnl IPv6 header checks
1489 dnl ------------------
1490 AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
1491 netinet6/in6_var.h netinet6/nd6.h], [], [],
1494 m4_define([FRR_INCLUDES],dnl
1496 [#if HAVE_NETINET6_IN6_H
1497 #include <netinet6/in6.h>
1499 #if HAVE_NETINET_IN6_VAR_H
1500 #include <netinet/in6_var.h>
1502 #include <netinet/icmp6.h>
1503 #if HAVE_NETINET6_IN6_VAR_H
1504 # include <netinet6/in6_var.h>
1506 #if HAVE_NETINET6_ND6_H
1507 # include <netinet6/nd6.h>
1511 dnl --------------------
1512 dnl Daemon disable check
1513 dnl --------------------
1515 AS_IF([test "${enable_ldpd}" != "no"], [
1516 AC_DEFINE([HAVE_LDPD], [1], [ldpd])
1519 if test "$enable_bfdd" = "no"; then
1520 AC_DEFINE([HAVE_BFDD], [0], [bfdd])
1523 AC_DEFINE([HAVE_BFDD], [1], [bfdd])
1528 AC_DEFINE([BFD_LINUX], [1], [bfdd])
1532 AC_DEFINE([BFD_BSD], [1], [bfdd])
1537 if test "$ac_cv_lib_json_c_json_object_get" = no -a "x$BFDD" = "xbfdd"; then
1538 AC_MSG_ERROR(["you must use json-c library to use bfdd"])
1544 case "${enable_nhrpd}" in
1548 if test "${enable_clippy_only}" != "yes"; then
1549 if test "$c_ares_found" != "true" ; then
1550 AC_MSG_ERROR([nhrpd requires libcares. Please install c-ares and its -dev headers.])
1556 if test "$c_ares_found" = "true" ; then
1563 if test "${enable_nhrpd}" = "yes"; then
1564 AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
1569 if test "${enable_watchfrr}" = "no";then
1576 if test "${enable_ospfapi}" != "no";then
1577 AC_DEFINE([SUPPORT_OSPF_API], [1], [OSPFAPI])
1579 if test "${enable_ospfclient}" != "no";then
1580 OSPFCLIENT="ospfclient"
1584 if test "${enable_bgp_announce}" = "no";then
1585 AC_DEFINE([DISABLE_BGP_ANNOUNCE], [1], [Disable BGP installation to zebra])
1587 AC_DEFINE([DISABLE_BGP_ANNOUNCE], [0], [Disable BGP installation to zebra])
1590 if test "${enable_bgp_vnc}" != "no";then
1591 AC_DEFINE([ENABLE_BGP_VNC], [1], [Enable BGP VNC support])
1595 case "${enable_bmp}" in
1599 if test "$c_ares_found" != "true" ; then
1600 AC_MSG_ERROR([BMP support requires libcares. Please install c-ares and its -dev headers.])
1605 if test "$c_ares_found" = "true" ; then
1611 dnl ##########################################################################
1613 if test "${enable_clippy_only}" != "yes"; then
1614 dnl ##########################################################################
1616 dnl ------------------
1617 dnl check Net-SNMP library
1618 dnl ------------------
1619 if test "${enable_snmp}" != "" -a "${enable_snmp}" != "no"; then
1620 AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
1621 if test x"$NETSNMP_CONFIG" = x"no"; then
1622 AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
1624 SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
1625 SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
1626 # net-snmp lists all of its own dependencies. we absolutely do not want that
1627 # among other things we avoid a GPL vs. OpenSSL license conflict here
1628 for removelib in crypto ssl sensors pci wrap; do
1629 SNMP_LIBS="`echo $SNMP_LIBS | sed -e 's/\(^\|\s\)-l'$removelib'\b/ /g' -e 's/\(^\|\s\)\([^\s]*\/\)\?lib'$removelib'\.[^\s]\+\b/ /g'`"
1631 AC_MSG_CHECKING([whether we can link to Net-SNMP])
1632 AC_LINK_IFELSE_FLAGS([$SNMP_CFLAGS], [$SNMP_LIBS], [AC_LANG_PROGRAM([
1641 AC_MSG_ERROR([--enable-snmp given but not usable])])
1642 case "${enable_snmp}" in
1647 SNMP_METHOD="${enable_snmp}"
1650 AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use yes or agentx])
1653 AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
1654 AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,[SNMP method to interface with snmpd])
1656 AC_SUBST([SNMP_LIBS])
1657 AC_SUBST([SNMP_CFLAGS])
1662 PKG_CHECK_MODULES([LIBYANG], [libyang >= 0.16.105], , [
1663 AC_MSG_ERROR([libyang (>= 0.16.105) was not found on your system.])
1665 ac_cflags_save="$CFLAGS"
1666 CFLAGS="$CFLAGS $LIBYANG_CFLAGS"
1667 AC_CHECK_MEMBER([struct lyd_node.priv], [], [
1668 AC_MSG_ERROR([m4_normalize([
1669 libyang needs to be compiled with ENABLE_LYD_PRIV=ON.
1670 Instructions for this are included in the build documentation for your platform at http://docs.frrouting.org/projects/dev-guide/en/latest/building.html])
1672 ], [[#include <libyang/libyang.h>]])
1673 CFLAGS="$ac_cflags_save"
1676 dnl configuration rollbacks
1679 if test "$enable_config_rollbacks" = "yes"; then
1680 PKG_CHECK_MODULES([SQLITE3], [sqlite3], [
1681 AC_DEFINE([HAVE_CONFIG_ROLLBACKS], [1], [Enable configuration rollbacks])
1682 AC_DEFINE([HAVE_SQLITE3], [1], [Enable sqlite3 database])
1685 AC_MSG_ERROR([--enable-config-rollbacks given but sqlite3 was not found on your system.])
1692 if test "$enable_confd" != "" -a "$enable_confd" != "no"; then
1693 AC_CHECK_PROG([CONFD], [confd], [confd], [/bin/false], "${enable_confd}/bin")
1694 if test "x$CONFD" = "x/bin/false"; then
1695 AC_MSG_ERROR([confd was not found on your system.])]
1697 CONFD_CFLAGS="-I${enable_confd}/include -L${enable_confd}/lib"
1698 AC_SUBST([CONFD_CFLAGS])
1699 CONFD_LIBS="-lconfd"
1700 AC_SUBST([CONFD_LIBS])
1701 AC_DEFINE([HAVE_CONFD], [1], [Enable confd integration])
1707 if test "$enable_sysrepo" = "yes"; then
1708 PKG_CHECK_MODULES([SYSREPO], [libsysrepo],
1709 [AC_DEFINE([HAVE_SYSREPO], [1], [Enable sysrepo integration])
1712 AC_MSG_ERROR([sysrepo was not found on your system.])]
1719 if test "$enable_grpc" = "yes"; then
1720 PKG_CHECK_MODULES([GRPC], [grpc grpc++ protobuf], [
1721 AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
1722 if test "$PROTOC" = "/bin/false"; then
1723 AC_MSG_FAILURE([grpc requested but protoc not found.])
1726 AC_DEFINE([HAVE_GRPC], [1], [Enable the gRPC northbound plugin])
1730 AC_MSG_ERROR([grpc/grpc++ were not found on your system.])
1737 if test "x$enable_zeromq" != "xno"; then
1738 PKG_CHECK_MODULES([ZEROMQ], [libzmq >= 4.0.0], [
1739 AC_DEFINE([HAVE_ZEROMQ], [1], [Enable ZeroMQ support])
1742 if test "x$enable_zeromq" = "xyes"; then
1743 AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
1748 dnl ------------------------------------
1749 dnl Enable RPKI and add librtr to libs
1750 dnl ------------------------------------
1751 if test "${enable_rpki}" = "yes"; then
1752 PKG_CHECK_MODULES([RTRLIB], [rtrlib >= 0.5.0],
1755 AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
1759 dnl ------------------------------------------
1760 dnl Check whether rtrlib was build with ssh support
1761 dnl ------------------------------------------
1762 AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
1763 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
1764 [[struct tr_ssh_config config;]])],
1765 [AC_MSG_RESULT([yes])
1766 AC_DEFINE([FOUND_SSH], [1], [found_ssh])],
1773 AC_SEARCH_LIBS([dlopen], [dl dld], [], [
1774 AC_MSG_ERROR([unable to find the dlopen()])
1777 AC_CHECK_HEADERS([link.h])
1779 AC_CACHE_CHECK([for dlinfo(RTLD_DI_ORIGIN)], [frr_cv_rtld_di_origin], [
1780 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1788 dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
1790 frr_cv_rtld_di_origin=yes
1792 frr_cv_rtld_di_origin=no
1795 if test "$frr_cv_rtld_di_origin" = yes; then
1796 AC_DEFINE([HAVE_DLINFO_ORIGIN], [1], [Have dlinfo RTLD_DI_ORIGIN])
1799 AC_CACHE_CHECK([for dlinfo(RTLD_DI_LINKMAP)], [frr_cv_rtld_di_linkmap], [
1800 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1807 struct link_map *lm = NULL;
1808 dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
1810 frr_cv_rtld_di_linkmap=yes
1812 frr_cv_rtld_di_linkmap=no
1815 if test "$frr_cv_rtld_di_linkmap" = yes; then
1816 AC_DEFINE([HAVE_DLINFO_LINKMAP], [1], [Have dlinfo RTLD_DI_LINKMAP])
1819 dnl ##########################################################################
1820 dnl test "${enable_clippy_only}" != "yes"
1822 dnl END OF LARGE if block
1823 dnl ##########################################################################
1825 dnl ---------------------------
1826 dnl sockaddr and netinet checks
1827 dnl ---------------------------
1830 struct vifctl, struct mfcctl, struct sioc_sg_req,
1831 vifi_t, struct sioc_vif_req, struct igmpmsg,
1832 struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
1833 struct nd_opt_adv_interval,
1834 struct nd_opt_homeagent_info, struct nd_opt_adv_interval,
1835 struct nd_opt_rdnss, struct nd_opt_dnssl],
1836 [], [], FRR_INCLUDES)
1838 AC_CHECK_MEMBERS([struct sockaddr.sa_len,
1839 struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
1840 struct sockaddr_dl.sdl_len,
1841 struct if6_aliasreq.ifra_lifetime,
1842 struct nd_opt_adv_interval.nd_opt_ai_type],
1843 [], [], FRR_INCLUDES)
1845 dnl ---------------------------
1846 dnl IRDP/pktinfo/icmphdr checks
1847 dnl ---------------------------
1849 AC_CHECK_TYPES([struct in_pktinfo], [
1850 AC_CHECK_TYPES([struct icmphdr], [
1859 case "${enable_irdp}" in
1861 $IRDP || AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
1869 dnl -----------------------
1870 dnl checking for IP_PKTINFO
1871 dnl -----------------------
1872 AC_MSG_CHECKING([for IP_PKTINFO])
1873 AC_TRY_COMPILE([#include <netdb.h>], [
1874 int opt = IP_PKTINFO;
1876 AC_MSG_RESULT([yes])
1877 AC_DEFINE([HAVE_IP_PKTINFO], [1], [Have IP_PKTINFO])
1882 dnl ---------------------------
1883 dnl checking for IP_RECVDSTADDR
1884 dnl ---------------------------
1885 AC_MSG_CHECKING([for IP_RECVDSTADDR])
1886 AC_TRY_COMPILE([#include <netinet/in.h>], [
1887 int opt = IP_RECVDSTADDR;
1889 AC_MSG_RESULT([yes])
1890 AC_DEFINE([HAVE_IP_RECVDSTADDR], [1], [Have IP_RECVDSTADDR])
1895 dnl ----------------------
1896 dnl checking for IP_RECVIF
1897 dnl ----------------------
1898 AC_MSG_CHECKING([for IP_RECVIF])
1899 AC_TRY_COMPILE([#include <netinet/in.h>], [
1900 int opt = IP_RECVIF;
1902 AC_MSG_RESULT([yes])
1903 AC_DEFINE([HAVE_IP_RECVIF], [1], [Have IP_RECVIF])
1908 dnl ----------------------
1909 dnl checking for SO_BINDANY
1910 dnl ----------------------
1911 AC_MSG_CHECKING([for SO_BINDANY])
1912 AC_TRY_COMPILE([#include <sys/socket.h>], [
1913 int opt = SO_BINDANY;
1915 AC_MSG_RESULT([yes])
1916 AC_DEFINE([HAVE_SO_BINDANY], [1], [Have SO_BINDANY])
1921 dnl ----------------------
1922 dnl checking for IP_FREEBIND
1923 dnl ----------------------
1924 AC_MSG_CHECKING([for IP_FREEBIND])
1925 AC_TRY_COMPILE([#include <netinet/in.h>], [
1926 int opt = IP_FREEBIND;
1928 AC_MSG_RESULT([yes])
1929 AC_DEFINE([HAVE_IP_FREEBIND], [1], [Have IP_FREEBIND])
1934 dnl --------------------------------------
1935 dnl checking for be32dec existence or not
1936 dnl --------------------------------------
1937 AC_CHECK_DECLS([be32enc, be32dec], [], [],
1938 [#include <sys/endian.h>])
1940 dnl --------------------------------------
1941 dnl checking for clock_time monotonic struct and call
1942 dnl --------------------------------------
1943 AC_CHECK_DECL([CLOCK_MONOTONIC],
1944 [AC_CHECK_LIB([rt], [clock_gettime], [LIBS="$LIBS -lrt"])
1945 AC_DEFINE([HAVE_CLOCK_MONOTONIC], [1], [Have monotonic clock])
1946 ], [AC_MSG_RESULT([no])], [FRR_INCLUDES])
1948 dnl --------------------------------------
1949 dnl checking for flex and bison
1950 dnl --------------------------------------
1953 AC_MSG_CHECKING([version of flex])
1954 frr_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
1955 frr_ac_flex_version="${frr_ac_flex_version##* }"
1956 AC_MSG_RESULT([$frr_ac_flex_version])
1957 AX_COMPARE_VERSION([$frr_ac_flex_version], [lt], [2.5.20], [
1958 LEX="$SHELL $missing_dir/missing flex"
1959 if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
1960 AC_MSG_WARN([using pregenerated flex output files])
1962 AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
1964 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
1965 AC_SUBST([LEXLIB], [''])
1969 dnl thanks GNU bison for this b*llshit...
1970 AC_MSG_CHECKING([version of bison])
1971 frr_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
1972 frr_ac_bison_version="${frr_ac_bison_version##* }"
1973 frr_ac_bison_missing="false"
1974 case "x${frr_ac_bison_version}x" in
1977 BISON_CLOSEBRACE='"'
1979 AC_MSG_RESULT([$frr_ac_bison_version - 2.7 or older])
1982 AC_MSG_RESULT([$frr_ac_bison_version])
1983 AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
1984 frr_ac_bison_missing="true"
1987 AC_MSG_RESULT([none])
1988 AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
1989 frr_ac_bison_missing="true"
1993 BISON_CLOSEBRACE='}'
1994 BISON_VERBOSE='-Dparse.error=verbose'
1995 AC_MSG_RESULT([$frr_ac_bison_version - 3.0 to 3.2])
1999 BISON_CLOSEBRACE='}'
2000 BISON_VERBOSE='-Dparse.error=verbose -Wno-yacc'
2001 AC_MSG_RESULT([$frr_ac_bison_version - 3.3 or newer])
2004 AC_SUBST([BISON_OPENBRACE])
2005 AC_SUBST([BISON_CLOSEBRACE])
2006 AC_SUBST([BISON_VERBOSE])
2008 if $frr_ac_bison_missing; then
2009 YACC="$SHELL $missing_dir/missing bison -y"
2010 if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
2011 AC_MSG_WARN([using pregenerated bison output files])
2013 AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
2017 dnl -------------------
2018 dnl capabilities checks
2019 dnl -------------------
2020 if test "${enable_capabilities}" != "no"; then
2021 AC_MSG_CHECKING([whether prctl PR_SET_KEEPCAPS is available])
2022 AC_TRY_COMPILE([#include <sys/prctl.h>], [prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
2023 [AC_MSG_RESULT([yes])
2024 AC_DEFINE([HAVE_PR_SET_KEEPCAPS], [1], [prctl])
2025 frr_ac_keepcaps="yes"],
2028 if test x"${frr_ac_keepcaps}" = x"yes"; then
2029 AC_CHECK_HEADERS([sys/capability.h])
2031 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
2032 AC_CHECK_LIB([cap], [cap_init],
2033 [AC_DEFINE([HAVE_LCAPS], [1], [Capabilities])
2038 AC_CHECK_HEADERS([priv.h],
2039 [AC_MSG_CHECKING([Solaris style privileges are available])
2040 AC_TRY_COMPILE([#include <priv.h>], [getpflags(PRIV_AWARE);],
2041 [AC_MSG_RESULT([yes])
2042 AC_DEFINE([HAVE_SOLARIS_CAPABILITIES], [1], [getpflags])
2043 frr_ac_scaps="yes"],
2049 if test x"${frr_ac_scaps}" = x"yes" \
2050 -o x"${frr_ac_lcaps}" = x"yes"; then
2051 AC_DEFINE([HAVE_CAPABILITIES], [1], [capabilities])
2056 if test "${enable_clippy_only}" != "yes"; then
2057 if test "$frr_ac_lcaps" != "yes"; then
2058 AC_MSG_ERROR([libcap and/or its headers were not found. Running FRR without libcap support built in causes a huge performance penalty.])
2066 AC_MSG_WARN([Running FRR without libcap support built in causes a huge performance penalty.])
2072 dnl ---------------------------
2073 dnl check for glibc 'backtrace'
2074 dnl ---------------------------
2075 if test x"${enable_backtrace}" != x"no" ; then
2077 PKG_CHECK_MODULES([UNWIND], [libunwind], [
2078 AC_DEFINE([HAVE_LIBUNWIND], [1], [libunwind])
2083 AC_CHECK_FUNCS([printstack], [
2084 AC_DEFINE([HAVE_PRINTSTACK], [1], [Solaris printstack])
2089 if test "$backtrace_ok" = no; then
2090 AC_CHECK_HEADER([execinfo.h], [
2091 AC_SEARCH_LIBS([backtrace], [execinfo], [
2092 AC_DEFINE([HAVE_GLIBC_BACKTRACE], [1], [Glibc backtrace])
2099 if test x"${enable_backtrace}" = x"yes" -a x"${backtrace_ok}" = x"no"; then
2100 dnl user explicitly requested backtrace but we failed to find support
2101 AC_MSG_FAILURE([failed to find backtrace or libunwind support])
2105 dnl -----------------------------------------
2106 dnl check for malloc mallinfo struct and call
2107 dnl this must try and link using LIBS, in
2108 dnl order to check no alternative allocator
2109 dnl has been specified, which might not provide
2110 dnl mallinfo, e.g. such as Umem on Solaris.
2111 dnl -----------------------------------------
2112 AC_CHECK_HEADERS([malloc.h malloc_np.h malloc/malloc.h],,, [FRR_INCLUDES])
2114 AC_CACHE_CHECK([whether mallinfo is available], [frr_cv_mallinfo], [
2115 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
2116 #ifdef HAVE_MALLOC_H
2119 #ifdef HAVE_MALLOC_NP_H
2120 #include <malloc_np.h>
2122 #ifdef HAVE_MALLOC_MALLOC_H
2123 #include <malloc/malloc.h>
2126 struct mallinfo ac_x; ac_x = mallinfo ();
2133 if test "$frr_cv_mallinfo" = yes; then
2134 AC_DEFINE([HAVE_MALLINFO], [1], [mallinfo])
2137 AC_MSG_CHECKING([whether malloc_usable_size is available])
2138 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
2139 #ifdef HAVE_MALLOC_H
2142 #ifdef HAVE_MALLOC_MALLOC_H
2143 #include <malloc/malloc.h>
2146 size_t ac_x; ac_x = malloc_usable_size(NULL);
2148 AC_MSG_RESULT([yes])
2149 AC_DEFINE([HAVE_MALLOC_USABLE_SIZE], [1], [malloc_usable_size])
2153 AC_MSG_CHECKING([whether malloc_size is available])
2154 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2155 #ifdef HAVE_MALLOC_H
2158 #ifdef HAVE_MALLOC_MALLOC_H
2159 #include <malloc/malloc.h>
2162 size_t ac_x; ac_x = malloc_size(NULL);
2164 AC_MSG_RESULT([yes])
2165 AC_DEFINE([HAVE_MALLOC_SIZE], [1], [malloc_size])
2174 dev_version=`echo $VERSION | grep dev`
2175 #don't expire deprecated code in non 'dev' branch
2176 if test "${dev_version}" = ""; then
2179 CONFDATE=`date '+%Y%m%d'`
2181 AC_SUBST([CONFDATE])
2183 dnl ------------------------------
2184 dnl set paths for state directory
2185 dnl ------------------------------
2186 AC_MSG_CHECKING([directory to use for state file])
2187 if test "${prefix}" = "NONE"; then
2188 frr_statedir_prefix="";
2190 frr_statedir_prefix=${prefix}
2192 if test "${localstatedir}" = '${prefix}/var'; then
2193 for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
2194 ${frr_statedir_prefix}/var/adm dnl
2195 ${frr_statedir_prefix}/etc dnl
2201 test -d $FRR_STATE_DIR && break
2203 frr_statedir=$FRR_STATE_DIR
2205 frr_statedir=${localstatedir}
2207 if test $frr_statedir = "/dev/null"; then
2208 AC_MSG_ERROR([STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!])
2210 AC_MSG_RESULT([${frr_statedir}])
2211 AC_SUBST([frr_statedir])
2213 AC_DEFINE_UNQUOTED([LDPD_SOCKET], ["$frr_statedir%s%s/ldpd.sock"], [ldpd control socket])
2214 AC_DEFINE_UNQUOTED([ZEBRA_SERV_PATH], ["$frr_statedir%s%s/zserv.api"], [zebra api socket])
2215 AC_DEFINE_UNQUOTED([BFDD_CONTROL_SOCKET], ["$frr_statedir%s%s/bfdd.sock"], [bfdd control socket])
2216 AC_DEFINE_UNQUOTED([DAEMON_VTY_DIR], ["$frr_statedir%s%s"], [daemon vty directory])
2217 AC_DEFINE_UNQUOTED([DAEMON_DB_DIR], ["$frr_statedir"], [daemon database directory])
2219 dnl autoconf does this, but it does it too late...
2220 test "x$prefix" = xNONE && prefix=$ac_default_prefix
2221 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
2223 dnl get the full path, recursing through variables...
2224 vtysh_bin="$bindir/vtysh"
2225 for I in 1 2 3 4 5 6 7 8 9 10; do
2226 eval vtysh_bin="\"$vtysh_bin\""
2228 AC_DEFINE_UNQUOTED([VTYSH_BIN_PATH], ["$vtysh_bin"], [path to vtysh binary])
2229 AC_SUBST([vtysh_bin])
2231 CFG_SYSCONF="$sysconfdir"
2233 CFG_STATE="$frr_statedir"
2234 CFG_MODULE="$moduledir"
2235 CFG_YANGMODELS="$yangmodelsdir"
2236 for I in 1 2 3 4 5 6 7 8 9 10; do
2237 eval CFG_SYSCONF="\"$CFG_SYSCONF\""
2238 eval CFG_SBIN="\"$CFG_SBIN\""
2239 eval CFG_STATE="\"$CFG_STATE\""
2240 eval CFG_MODULE="\"$CFG_MODULE\""
2241 eval CFG_YANGMODELS="\"$CFG_YANGMODELS\""
2243 AC_SUBST([CFG_SYSCONF])
2244 AC_SUBST([CFG_SBIN])
2245 AC_SUBST([CFG_STATE])
2246 AC_SUBST([CFG_MODULE])
2247 AC_SUBST([CFG_YANGMODELS])
2248 AC_DEFINE_UNQUOTED([MODULE_PATH], ["$CFG_MODULE"], [path to modules])
2249 AC_DEFINE_UNQUOTED([YANG_MODELS_PATH], ["$CFG_YANGMODELS"], [path to YANG data models])
2250 AC_DEFINE_UNQUOTED([WATCHFRR_SH_PATH], ["${CFG_SBIN%/}/watchfrr.sh"], [path to watchfrr.sh])
2252 dnl various features
2253 AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
2254 AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
2255 AM_CONDITIONAL([BGP_BMP], [$bgpd_bmp])
2257 AM_CONDITIONAL([SQLITE3], [$SQLITE3])
2258 AM_CONDITIONAL([CONFD], [test "x$enable_confd" != "x"])
2259 AM_CONDITIONAL([SYSREPO], [test "x$enable_sysrepo" = "xyes"])
2260 AM_CONDITIONAL([GRPC], [test "x$enable_grpc" = "xyes"])
2261 AM_CONDITIONAL([ZEROMQ], [test "x$ZEROMQ" = "xtrue"])
2263 AM_CONDITIONAL([RPKI], [test "x$RPKI" = "xtrue"])
2264 AM_CONDITIONAL([SNMP], [test "x$SNMP_METHOD" = "xagentx"])
2265 AM_CONDITIONAL([IRDP], [$IRDP])
2266 AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
2267 AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$enable_protobuf" = "xyes"])
2269 AM_CONDITIONAL([VTYSH], [test "x$VTYSH" = "xvtysh"])
2270 AM_CONDITIONAL([ZEBRA], [test "${enable_zebra}" != "no"])
2271 AM_CONDITIONAL([BGPD], [test "x${enable_bgpd}" != "no"])
2272 AM_CONDITIONAL([RIPD], [test "${enable_ripd}" != "no"])
2273 AM_CONDITIONAL([OSPFD], [test "${enable_ospfd}" != "no"])
2274 AM_CONDITIONAL([LDPD], [test "${enable_ldpd}" != "no"])
2275 AM_CONDITIONAL([BFDD], [test "x$BFDD" = "xbfdd"])
2276 AM_CONDITIONAL([NHRPD], [test "x$NHRPD" = "xnhrpd"])
2277 AM_CONDITIONAL([EIGRPD], [test "${enable_eigrpd}" != "no"])
2278 AM_CONDITIONAL([WATCHFRR], [test "x$WATCHFRR" = "xwatchfrr"])
2279 AM_CONDITIONAL([OSPFCLIENT], [test "x$OSPFCLIENT" = "xospfclient"])
2280 AM_CONDITIONAL([RIPNGD], [test "${enable_ripngd}" != "no"])
2281 AM_CONDITIONAL([BABELD], [test "${enable_babeld}" != "no"])
2282 AM_CONDITIONAL([OSPF6D], [test "${enable_ospf6d}" != "no"])
2283 AM_CONDITIONAL([ISISD], [test "${enable_isisd}" != "no"])
2284 AM_CONDITIONAL([PIMD], [test "${enable_pimd}" != "no"])
2285 AM_CONDITIONAL([PBRD], [test "${enable_pbrd}" != "no"])
2286 AM_CONDITIONAL([SHARPD], [test "${enable_sharpd}" = "yes"])
2287 AM_CONDITIONAL([STATICD], [test "${enable_staticd}" != "no"])
2288 AM_CONDITIONAL([FABRICD], [test "${enable_fabricd}" != "no"])
2289 AM_CONDITIONAL([VRRPD], [test "${enable_vrrpd}" != "no"])
2291 AC_CONFIG_FILES([Makefile],[sed -e 's/^#AUTODERP# //' -i Makefile])
2299 snapcraft/snapcraft.yaml
2301 tests/lib/cli/test_cli.refout
2302 pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
2303 pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh
2306 AC_CONFIG_FILES([vtysh/extract.pl], [chmod +x vtysh/extract.pl])
2307 AC_CONFIG_FILES([tools/frr], [chmod +x tools/frr])
2308 AC_CONFIG_FILES([tools/watchfrr.sh], [chmod +x tools/watchfrr.sh])
2309 AC_CONFIG_FILES([tools/frrinit.sh], [chmod +x tools/frrinit.sh])
2310 AC_CONFIG_FILES([tools/frrcommon.sh])
2312 AC_CONFIG_COMMANDS([lib/route_types.h], [
2313 dst="${ac_abs_top_builddir}/lib/route_types.h"
2314 ${PERL} "${ac_abs_top_srcdir}/lib/route_types.pl" \
2315 < "${ac_abs_top_srcdir}/lib/route_types.txt" \
2318 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
2319 && rm "${dst}.tmp" \
2320 || mv "${dst}.tmp" "${dst}"
2325 AS_IF([test "x$with_pkg_git_version" = "xyes"], [
2326 AC_CONFIG_COMMANDS([lib/gitversion.h], [
2327 dst="${ac_abs_top_builddir}/lib/gitversion.h"
2328 ${PERL} "${ac_abs_top_srcdir}/lib/gitversion.pl" \
2329 "${ac_abs_top_srcdir}" \
2332 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
2333 && rm "${dst}.tmp" \
2334 || mv "${dst}.tmp" "${dst}"
2340 ## Hack, but working solution to avoid rebuilding of frr.info.
2341 ## It's already in CVS until texinfo 4.7 is more common.
2345 FRRouting configuration
2346 ------------------------------
2347 FRR version : ${PACKAGE_VERSION}
2348 host operating system : ${host_os}
2349 source code location : ${srcdir}
2351 compiler flags : ${CFLAGS} ${SAN_FLAGS}
2353 linker flags : ${LDFLAGS} ${SAN_FLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
2354 state file directory : ${frr_statedir}
2355 config file directory : `eval echo \`echo ${sysconfdir}\``
2356 example directory : `eval echo \`echo ${exampledir}\``
2357 module directory : ${CFG_MODULE}
2358 user to run as : ${enable_user}
2359 group to run as : ${enable_group}
2360 group for vty sockets : ${enable_vty_group}
2361 config file mask : ${enable_configfile_mask}
2362 log file mask : ${enable_logfile_mask}
2363 zebra protobuf enabled : ${enable_protobuf:-no}
2365 The above user and group must have read/write access to the state file
2366 directory and to the config files in the config file directory."
2368 if test "${enable_doc}" != "no" -a "$frr_py_mod_sphinx" = false; then
2369 AC_MSG_WARN([sphinx is missing but required to build documentation])
2371 if test "$frr_py_mod_pytest" = false; then
2372 AC_MSG_WARN([pytest is missing, unit tests cannot be performed])