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], [7.2-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 "$enable_memory_sanitizer" = "yes"; then
331 AC_C_FLAG([-fsanitize=thread -fPIE -pie], [
332 AC_MSG_ERROR([$CC does not support Thread 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([bgp-announce],
483 AS_HELP_STRING([--disable-bgp-announce,], [turn off BGP route announcement]))
484 AC_ARG_ENABLE([vrrpd],
485 AS_HELP_STRING([--disable-vrrpd], [do not build vrrpd]))
486 AC_ARG_ENABLE([bgp-vnc],
487 AS_HELP_STRING([--disable-bgp-vnc],[turn off BGP VNC support]))
488 AC_ARG_ENABLE([snmp],
489 AS_HELP_STRING([--enable-snmp], [enable SNMP support for agentx]))
490 AC_ARG_ENABLE([config_rollbacks],
491 AS_HELP_STRING([--enable-config-rollbacks], [enable configuration rollbacks (requires sqlite3)]))
492 AC_ARG_ENABLE([confd],
493 AS_HELP_STRING([--enable-confd=ARG], [enable confd integration]))
494 AC_ARG_ENABLE([sysrepo],
495 AS_HELP_STRING([--enable-sysrepo], [enable sysrepo integration]))
496 AC_ARG_ENABLE([grpc],
497 AS_HELP_STRING([--enable-grpc], [enable the gRPC northbound plugin]))
498 AC_ARG_ENABLE([zeromq],
499 AS_HELP_STRING([--enable-zeromq], [enable ZeroMQ handler (libfrrzmq)]))
500 AC_ARG_WITH([libpam],
501 AS_HELP_STRING([--with-libpam], [use libpam for PAM support in vtysh]))
502 AC_ARG_ENABLE([ospfapi],
503 AS_HELP_STRING([--disable-ospfapi], [do not build OSPFAPI to access the OSPF LSA Database]))
504 AC_ARG_ENABLE([ospfclient],
505 AS_HELP_STRING([--disable-ospfclient], [do not build OSPFAPI client for OSPFAPI,
506 (this is the default if --disable-ospfapi is set)]))
507 AC_ARG_ENABLE([multipath],
508 AS_HELP_STRING([--enable-multipath=ARG], [enable multipath function, ARG must be digit]))
509 AC_ARG_ENABLE([user],
510 AS_HELP_STRING([--enable-user=USER], [user to run FRR suite as (default frr)]))
511 AC_ARG_ENABLE([group],
512 AS_HELP_STRING([--enable-group=GROUP], [group to run FRR suite as (default frr)]))
513 AC_ARG_ENABLE([vty_group],
514 AS_HELP_STRING([--enable-vty-group=ARG], [set vty sockets to have specified group as owner]))
515 AC_ARG_ENABLE([configfile_mask],
516 AS_HELP_STRING([--enable-configfile-mask=ARG], [set mask for config files]))
517 AC_ARG_ENABLE([logfile_mask],
518 AS_HELP_STRING([--enable-logfile-mask=ARG], [set mask for log files]))
519 AC_ARG_ENABLE([shell_access],
520 AS_HELP_STRING([--enable-shell-access], [Allow users to access shell/telnet/ssh]))
521 AC_ARG_ENABLE([realms],
522 AS_HELP_STRING([--enable-realms], [enable REALMS support under Linux]))
523 AC_ARG_ENABLE([rtadv],
524 AS_HELP_STRING([--disable-rtadv], [disable IPV6 router advertisement feature]))
525 AC_ARG_ENABLE([irdp],
526 AS_HELP_STRING([--disable-irdp], [enable IRDP server support in zebra (default if supported)]))
527 AC_ARG_ENABLE([capabilities],
528 AS_HELP_STRING([--disable-capabilities], [disable using POSIX capabilities]))
529 AC_ARG_ENABLE([rusage],
530 AS_HELP_STRING([--disable-rusage], [disable using getrusage]))
531 AC_ARG_ENABLE([gcc_ultra_verbose],
532 AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings]))
533 AC_ARG_ENABLE([backtrace],
534 AS_HELP_STRING([--disable-backtrace,], [disable crash backtraces (default autodetect)]))
535 AC_ARG_ENABLE([time-check],
536 AS_HELP_STRING([--disable-time-check], [disable slow thread warning messages]))
537 AC_ARG_ENABLE([pcreposix],
538 AS_HELP_STRING([--enable-pcreposix], [enable using PCRE Posix libs for regex functions]))
540 AS_HELP_STRING([--enable-fpm], [enable Forwarding Plane Manager support]))
541 AC_ARG_ENABLE([systemd],
542 AS_HELP_STRING([--enable-systemd], [enable Systemd support]))
543 AC_ARG_ENABLE([werror],
544 AS_HELP_STRING([--enable-werror], [enable -Werror (recommended for developers only)]))
545 AC_ARG_ENABLE([cumulus],
546 AS_HELP_STRING([--enable-cumulus], [enable Cumulus Switch Special Extensions]))
547 AC_ARG_ENABLE([datacenter],
548 AS_HELP_STRING([--enable-datacenter], [enable Compilation for Data Center Extensions]))
549 AC_ARG_ENABLE([fuzzing],
550 AS_HELP_STRING([--enable-fuzzing], [enable ability to fuzz various parts of FRR]))
551 AC_ARG_ENABLE([netlink_fuzzing],
552 AS_HELP_STRING([--enable-netlink-fuzzing], [enable ability to fuzz netlink listening socket in zebra]))
553 AC_ARG_ENABLE([rr-semantics],
554 AS_HELP_STRING([--disable-rr-semantics], [disable the v6 Route Replace semantics]))
555 AC_ARG_ENABLE([protobuf],
556 AS_HELP_STRING([--enable-protobuf], [Enable experimental protobuf support]))
557 AC_ARG_ENABLE([oldvpn_commands],
558 AS_HELP_STRING([--enable-oldvpn-commands], [Keep old vpn commands]))
559 AC_ARG_ENABLE([rpki],
560 AS_HELP_STRING([--enable-rpki], [enable RPKI prefix validation support]))
561 AC_ARG_ENABLE([clippy-only],
562 AS_HELP_STRING([--enable-clippy-only], [Only build clippy]))
563 AC_ARG_ENABLE([numeric_version],
564 AS_HELP_STRING([--enable-numeric-version], [Only numeric digits allowed in version (for Alpine)]))
565 AC_ARG_ENABLE([gcov],
566 AS_HELP_STRING([--enable-gcov], [Add code coverage information]))
567 AC_ARG_ENABLE([bfdd],
568 AS_HELP_STRING([--disable-bfdd], [do not build bfdd]))
569 AC_ARG_ENABLE([address-sanitizer],
570 AS_HELP_STRING([--enable-address-sanitizer], [enable AddressSanitizer support for detecting a wide variety of memory allocation and deallocation errors]))
571 AC_ARG_ENABLE([thread-sanitizer],
572 AS_HELP_STRING([--enable-thread-sanitizer], [enable ThreadSanitizer support for detecting data races]))
573 AC_ARG_ENABLE([memory-sanitizer],
574 AS_HELP_STRING([--enable-memory-sanitizer], [enable MemorySanitizer support for detecting uninitialized memory reads]))
575 AC_ARG_WITH([crypto],
576 AS_HELP_STRING([--with-crypto=<internal|openssl>], [choose between different implementations of cryptographic functions(default value is --with-crypto=internal)]))
578 #if openssl, else use the internal
579 AS_IF([test x"${with_crypto}" = x"openssl"], [
580 AC_CHECK_LIB([crypto], [EVP_DigestInit], [LIBS="$LIBS -lcrypto"], [], [])
581 if test $ac_cv_lib_crypto_EVP_DigestInit = no; then
582 AC_MSG_ERROR([build with openssl has been specified but openssl library was not found on your system])
584 AC_DEFINE([CRYPTO_OPENSSL], [1], [Compile with openssl support])
586 ], [test x"${with_crypto}" = x"internal" || test x"${with_crypto}" = x"" ], [AC_DEFINE([CRYPTO_INTERNAL], [1], [Compile with internal cryptographic implementation])
587 ], [AC_MSG_ERROR([Unknown value for --with-crypto])]
590 AS_IF([test "${enable_clippy_only}" != "yes"], [
591 AC_CHECK_HEADERS([json-c/json.h])
592 AC_CHECK_LIB([json-c], [json_object_get], [LIBS="$LIBS -ljson-c"], [], [-lm])
593 if test "$ac_cv_lib_json_c_json_object_get" = no; then
594 AC_CHECK_LIB([json], [json_object_get], [LIBS="$LIBS -ljson"])
595 if test "$ac_cv_lib_json_json_object_get" = no; then
596 AC_MSG_ERROR([libjson is needed to compile])
601 AC_ARG_ENABLE([dev_build],
602 AS_HELP_STRING([--enable-dev-build], [build for development]))
605 AS_HELP_STRING([--enable-lua], [Build Lua scripting]))
607 if test x"${enable_time_check}" != x"no" ; then
608 if test x"${enable_time_check}" = x"yes" -o x"${enable_time_check}" = x ; then
609 AC_DEFINE([CONSUMED_TIME_CHECK], [5000000], [Consumed Time Check])
611 AC_DEFINE_UNQUOTED([CONSUMED_TIME_CHECK], [$enable_time_check], [Consumed Time Check])
615 case "${enable_systemd}" in
618 AC_CHECK_LIB([systemd], [sd_notify], [LIBS="$LIBS -lsystemd"])
619 if test $ac_cv_lib_systemd_sd_notify = no; then
620 AC_MSG_ERROR([enable systemd has been specified but systemd development env not found on your system])
622 AC_DEFINE([HAVE_SYSTEMD], [1], [Compile systemd support in])
628 if test "${enable_rr_semantics}" != "no" ; then
629 AC_DEFINE([HAVE_V6_RR_SEMANTICS], [1], [Compile in v6 Route Replacement Semantics])
632 if test "${enable_datacenter}" = "yes" ; then
633 AC_DEFINE([HAVE_DATACENTER], [1], [Compile extensions for a DataCenter])
634 DFLT_NAME="datacenter"
636 DFLT_NAME="traditional"
639 if test "${enable_fuzzing}" = "yes" ; then
640 AC_DEFINE([HANDLE_ZAPI_FUZZING], [1], [Compile extensions to use with a fuzzer])
643 if test "${enable_netlink_fuzzing}" = "yes" ; then
644 AC_DEFINE([HANDLE_NETLINK_FUZZING], [1], [Compile extensions to use with a fuzzer for netlink])
647 if test "${enable_cumulus}" = "yes" ; then
648 AC_DEFINE([HAVE_CUMULUS], [1], [Compile Special Cumulus Code in])
651 AC_SUBST([DFLT_NAME])
652 AC_DEFINE_UNQUOTED([DFLT_NAME], ["$DFLT_NAME"], [Name of the configuration default set])
654 if test "${enable_shell_access}" = "yes"; then
655 AC_DEFINE([HAVE_SHELL_ACCESS], [1], [Allow user to use ssh/telnet/bash, be aware this is considered insecure])
662 AS_IF([test "$host" = "$build"], [
668 FRR_PYTHON_MODULES([pytest])
670 if test "${enable_doc}" != "no"; then
671 FRR_PYTHON_MODULES([sphinx], , [
672 if test "${enable_doc}" = "yes"; then
673 AC_MSG_ERROR([Documentation was explicitly requested with --enable-doc but sphinx is not available for $PYTHON. Please disable docs or install sphinx.])
677 AM_CONDITIONAL([DOC], [test "${enable_doc}" != "no" -a "$frr_py_mod_sphinx" != "false"])
678 AM_CONDITIONAL([DOC_HTML], [test "${enable_doc_html}" = "yes"])
680 FRR_PYTHON_MOD_EXEC([sphinx], [--version], [
683 PYSPHINX="-c 'import sys; from sphinx import main; sys.exit(main(sys.argv))'"
688 # Logic for old vpn commands support.
690 if test "$enable_oldvpn_commands" = "yes"; then
691 AC_DEFINE([KEEP_OLD_VPN_COMMANDS], [1], [Define for compiling with old vpn commands])
695 # End of logic for protobuf support.
698 AC_MSG_CHECKING([if zebra should be configurable to send Route Advertisements])
699 if test "${enable_rtadv}" != "no"; then
701 AC_DEFINE([HAVE_RTADV], [1], [Enable IPv6 Routing Advertisement support])
706 if test x"${enable_user}" = x"no"; then
709 if test x"${enable_user}" = x"yes" || test x"${enable_user}" = x""; then
712 AC_DEFINE_UNQUOTED([FRR_USER], ["${enable_user}"], [frr User])
715 if test x"${enable_group}" = x"no"; then
718 if test x"${enable_group}" = x"yes" || test x"${enable_group}" = x""; then
721 AC_DEFINE_UNQUOTED([FRR_GROUP], ["${enable_group}"], [frr Group])
724 if test x"${enable_vty_group}" = x"yes" ; then
725 AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
726 elif test x"${enable_vty_group}" != x""; then
727 if test x"${enable_vty_group}" != x"no"; then
728 AC_DEFINE_UNQUOTED([VTY_GROUP], ["${enable_vty_group}"], [VTY Sockets Group])
731 AC_SUBST([enable_user])
732 AC_SUBST([enable_group])
733 AC_SUBST([enable_vty_group])
735 enable_configfile_mask=${enable_configfile_mask:-0600}
736 AC_DEFINE_UNQUOTED([CONFIGFILE_MASK], [${enable_configfile_mask}], [Mask for config files])
738 enable_logfile_mask=${enable_logfile_mask:-0600}
739 AC_DEFINE_UNQUOTED([LOGFILE_MASK], [${enable_logfile_mask}], [Mask for log files])
743 case "${enable_multipath}" in
747 [[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
748 MPATH_NUM="${enable_multipath}"
753 AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
757 AC_DEFINE_UNQUOTED([MULTIPATH_NUM], [$MPATH_NUM], [Maximum number of paths for a route])
759 AC_DEFINE_UNQUOTED([VTYSH_PAGER], ["$VTYSH_PAGER"], [What pager to use])
761 dnl --------------------
762 dnl Enable code coverage
763 dnl --------------------
764 AM_CONDITIONAL([HAVE_GCOV], [test '!' "$enable_gcov" = no])
766 dnl ------------------------------------
767 dnl Alpine only accepts numeric versions
768 dnl ------------------------------------
769 if test "x${enable_numeric_version}" != "x" ; then
770 VERSION="`echo ${VERSION} | tr -c -d '[[.0-9]]'`"
771 PACKAGE_VERSION="`echo ${PACKAGE_VERSION} | tr -c -d '[[.0-9]]'`"
774 dnl -----------------------------------
775 dnl Add extra version string to package
776 dnl name, string and version fields.
777 dnl -----------------------------------
778 if test "x${EXTRAVERSION}" != "x" ; then
779 VERSION="${VERSION}${EXTRAVERSION}"
780 PACKAGE_VERSION="${PACKAGE_VERSION}${EXTRAVERSION}"
781 AC_SUBST(PACKAGE_EXTRAVERSION, ["${EXTRAVERSION}"])
782 PACKAGE_STRING="${PACKAGE_STRING}${EXTRAVERSION}"
784 AC_SUBST([EXTRAVERSION])
786 if test "x$with_pkg_git_version" = "xyes"; then
787 if test -d "${srcdir}/.git"; then
788 AC_DEFINE([GIT_VERSION], [1], [include git version info])
789 else with_pkg_git_version="no"
790 AC_MSG_WARN([--with-pkg-git-version given, but this is not a git checkout])
793 AM_CONDITIONAL([GIT_VERSION], [test "x$with_pkg_git_version" = "xyes"])
795 AC_CHECK_TOOL([OBJCOPY], [objcopy], [:])
796 if test "x${OBJCOPY}" != "x:"; then
797 AC_CACHE_CHECK([for .interp value to use], [frr_cv_interp], [
799 AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])], [
800 if $OBJCOPY -j.interp -Obinary conftest conftest.interp; then
801 frr_cv_interp="`xargs -0 echo < conftest.interp`"
803 test -f conftest.interp && rm conftest.interp
807 if test -n "$frr_cv_interp"; then
808 AC_DEFINE_UNQUOTED([INTERP], ["$frr_cv_interp"], [.interp value])
811 dnl -------------------------
812 dnl Check other header files.
813 dnl -------------------------
814 AC_CHECK_HEADERS([stropts.h sys/ksym.h \
815 linux/version.h asm/types.h])
817 ac_stdatomic_ok=false
818 AC_DEFINE([FRR_AUTOCONF_ATOMIC], [1], [did autoconf checks for atomic funcs])
819 AC_CHECK_HEADER([stdatomic.h],[
821 AC_MSG_CHECKING([whether _Atomic qualifier works])
822 AC_LINK_IFELSE([AC_LANG_SOURCE([[
823 #include <stdatomic.h>
824 int main(int argc, char **argv) {
829 AC_DEFINE([HAVE_STDATOMIC_H], [1], [found stdatomic.h])
837 AS_IF([$ac_stdatomic_ok], [true], [
838 AC_MSG_CHECKING([for __atomic_* builtins])
839 AC_LINK_IFELSE([AC_LANG_SOURCE([[
840 int main(int argc, char **argv) {
842 __atomic_store_n (&i, 0, __ATOMIC_RELEASE);
843 return __atomic_load_n (&i, __ATOMIC_ACQUIRE);
846 AC_DEFINE([HAVE___ATOMIC], [1], [found __atomic builtins])
851 dnl FreeBSD 9 has a broken stdatomic.h where _Atomic doesn't work
852 AC_MSG_CHECKING([for __sync_* builtins])
853 AC_LINK_IFELSE([AC_LANG_SOURCE([[
854 int main(int argc, char **argv) {
856 __sync_fetch_and_sub (&i, 1);
857 return __sync_val_compare_and_swap (&i, 0, 1);
860 AC_DEFINE([HAVE___SYNC], [1], [found __sync builtins])
863 AC_MSG_CHECKING([for __sync_swap builtin])
864 AC_LINK_IFELSE([AC_LANG_SOURCE([[
865 int main(int argc, char **argv) {
867 return __sync_swap (&i, 2);
870 AC_DEFINE([HAVE___SYNC_SWAP], 1, [found __sync_swap builtin])
878 AC_MSG_FAILURE([stdatomic.h unavailable and $CC has neither __atomic nor __sync builtins])
883 AC_CHECK_HEADERS([pthread_np.h],,, [
886 AC_CHECK_FUNCS([pthread_setname_np pthread_set_name_np])
892 AC_MSG_CHECKING([for Linux futex() support])
893 AC_LINK_IFELSE([AC_LANG_PROGRAM([
899 #include <sys/time.h>
900 #include <sys/syscall.h>
901 #include <linux/futex.h>
907 return syscall(SYS_futex, NULL, FUTEX_WAIT, 0, NULL, NULL, 0);
911 AC_DEFINE(HAVE_SYNC_LINUX_FUTEX,,Have Linux futex support)
920 AC_MSG_CHECKING([for FreeBSD _umtx_op() support])
921 AC_LINK_IFELSE([AC_LANG_PROGRAM([
924 #include <sys/types.h>
925 #include <sys/umtx.h>
930 return _umtx_op(NULL, UMTX_OP_WAIT_UINT, 0, NULL, NULL);
934 AC_DEFINE(HAVE_SYNC_UMTX_OP,,Have FreeBSD _umtx_op() support)
942 dnl OpenBSD patch (not upstream at the time of writing this)
943 dnl https://marc.info/?l=openbsd-tech&m=147299508409549&w=2
944 AC_MSG_CHECKING([for OpenBSD futex() support])
945 AC_LINK_IFELSE([AC_LANG_PROGRAM([
946 #include <sys/futex.h>
951 return futex(NULL, FUTEX_WAIT, 0, NULL, NULL, 0);
955 AC_DEFINE(HAVE_SYNC_OPENBSD_FUTEX,,Have OpenBSD futex support)
962 dnl Utility macro to avoid retyping includes all the time
963 m4_define([FRR_INCLUDES],
965 #define _POSIX_C_SOURCE 200809L
966 #define __EXTENSIONS__
971 #include <sys/types.h>
972 /* sys/conf.h depends on param.h on FBSD at least */
973 #include <sys/param.h>
974 /* Required for MAXSIG */
976 #include <sys/socket.h>
978 # define __APPLE_USE_RFC_3542
980 #include <netinet/in.h>
981 #include <sys/time.h>
986 dnl Same applies for HAVE_NET_IF_VAR_H, which HAVE_NETINET6_ND6_H and
987 dnl HAVE_NETINET_IN_VAR_H depend upon. But if_var.h depends on if.h, hence
988 dnl an additional round for it.
990 AC_CHECK_HEADERS([net/if_var.h], [], [], [FRR_INCLUDES])
992 m4_define([FRR_INCLUDES],
994 [#if HAVE_NET_IF_VAR_H
995 # include <net/if_var.h>
999 AC_CHECK_HEADERS([netinet/in_var.h \
1000 net/if_dl.h net/netopt.h \
1001 inet/nd.h netinet/ip_icmp.h \
1002 sys/sysctl.h sys/sockio.h sys/conf.h],
1003 [], [], [FRR_INCLUDES])
1005 AC_CHECK_HEADERS([ucontext.h], [], [],
1008 #endif /* __USE_GNU */
1012 m4_define([UCONTEXT_INCLUDES],
1013 [#include <ucontext.h>])dnl
1015 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.uc_regs],
1016 [], [], [UCONTEXT_INCLUDES])
1017 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs],
1018 [AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs.nip],
1019 [], [], [UCONTEXT_INCLUDES])],
1020 [], [UCONTEXT_INCLUDES])
1021 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.gregs],
1022 [], [], [UCONTEXT_INCLUDES])
1024 m4_define([FRR_INCLUDES],
1028 #include <netinet/in_systm.h>
1029 #if HAVE_NETINET_IN_VAR_H
1030 # include <netinet/in_var.h>
1032 #if HAVE_NET_IF_DL_H
1033 # include <net/if_dl.h>
1035 #if HAVE_NET_NETOPT_H
1036 # include <net/netopt.h>
1038 #include <net/route.h>
1040 # include <inet/nd.h>
1042 #include <arpa/inet.h>
1043 /* Required for IDRP */
1044 #if HAVE_NETINET_IP_ICMP_H
1045 # include <netinet/ip_icmp.h>
1049 dnl V6 headers are checked below, after we check for v6
1051 AC_MSG_CHECKING([which operating system interface to use])
1054 AC_MSG_RESULT([Solaris])
1056 AC_DEFINE([SUNOS_5], [1], [SunOS 5])
1057 AC_DEFINE([SOLARIS_IPV6], [1], Solaris IPv6)
1058 AC_DEFINE([_POSIX_C_SOURCE], [200809L], [enable POSIX.1-2008 and XPG7/SUSv4])
1060 AC_CHECK_LIB([socket], [main])
1061 AC_CHECK_LIB([nsl], [main])
1062 AC_CHECK_LIB([umem], [main])
1066 AC_MSG_RESULT([Linux])
1068 AC_DEFINE([GNU_LINUX], [1], [GNU Linux])
1069 AC_DEFINE([HAVE_NETLINK], [1], [netlink])
1070 AC_DEFINE([LINUX_IPV6], [1], [Linux IPv6 stack])
1072 dnl Linux has a compilation problem with mixing
1073 dnl netinet/in.h and linux/in6.h they are not
1074 dnl compatible. There has been discussion on
1075 dnl how to fix it but no real progress on implementation
1076 dnl when they fix it, remove this
1077 AC_DEFINE([IPV6_MINHOPCOUNT], [73], [Linux ipv6 Min Hop Count])
1080 AC_MSG_RESULT([OpenBSD])
1082 AC_DEFINE([OPEN_BSD], [1], [OpenBSD])
1083 AC_DEFINE([KAME], [1], [KAME IPv6])
1084 AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
1086 if test "x${enable_pimd}" != "xno"; then
1091 AC_MSG_FAILURE([pimd cannot be enabled as PIM support has been removed from OpenBSD 6.1])
1097 AC_MSG_RESULT([BSD])
1099 AC_DEFINE([HAVE_NET_RT_IFLIST], [1], [NET_RT_IFLIST])
1100 AC_DEFINE([KAME], [1], [KAME IPv6])
1101 AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
1104 AM_CONDITIONAL([SOLARIS], [test "${SOLARIS}" = "solaris"])
1108 dnl ------------------------
1109 dnl Integrated REALMS option
1110 dnl ------------------------
1111 if test "${enable_realms}" = "yes"; then
1114 AC_DEFINE([SUPPORT_REALMS], [1], [Realms support])
1117 echo "Sorry, only Linux has REALMS support"
1123 dnl -------------------------------
1124 dnl Endian-ness check
1125 dnl -------------------------------
1135 dnl ##########################################################################
1136 dnl LARGE if block spans a lot of "configure"!
1137 if test "${enable_clippy_only}" != "yes"; then
1138 dnl ##########################################################################
1141 # Logic for protobuf support.
1143 if test "$enable_protobuf" = "yes"; then
1144 # Check for protoc & protoc-c
1146 # protoc is not required, it's only for a "be nice" helper target
1147 AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
1149 AC_CHECK_PROGS([PROTOC_C], [protoc-c], [/bin/false])
1150 if test "$PROTOC_C" = "/bin/false"; then
1151 AC_MSG_FAILURE([protobuf requested but protoc-c not found. Install protobuf-c.])
1154 PKG_CHECK_MODULES([PROTOBUF_C], [libprotobuf-c >= 0.14],, [
1155 AC_MSG_FAILURE([protobuf requested but libprotobuf-c not found. Install protobuf-c.])
1157 AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [], [
1158 AC_MSG_FAILURE([protobuf requested but protobuf-c.h not found. Install protobuf-c.])
1161 AC_DEFINE([HAVE_PROTOBUF], [1], [protobuf])
1165 dnl ---------------------
1166 dnl Integrated VTY option
1167 dnl ---------------------
1168 case "${enable_vtysh}" in
1173 AC_DEFINE([VTYSH], [1], [VTY shell])
1176 AC_CHECK_LIB([readline], [main], [
1177 LIBREADLINE="-lreadline"
1179 dnl readline failed - it might be incorrectly linked and missing its
1180 dnl termcap/tinfo/curses dependency. see if we can fix that...
1181 AC_SEARCH_LIBS([tputs], [termcap tinfo curses ncurses], [
1182 LIBREADLINE="$ac_cv_search_tputs"
1184 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1187 dnl re-try with the lib we found above
1188 unset ac_cv_lib_readline_main
1189 AC_CHECK_LIB([readline], [main], [
1190 LIBREADLINE="-lreadline $LIBREADLINE"
1192 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1197 AC_CHECK_HEADER([readline/history.h])
1198 if test $ac_cv_header_readline_history_h = no;then
1199 AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
1201 AC_CHECK_LIB([readline], [rl_completion_matches], [true], [], [$LIBREADLINE])
1202 if test $ac_cv_lib_readline_rl_completion_matches = no; then
1203 AC_DEFINE([rl_completion_matches], [completion_matches], [Old readline])
1205 AC_CHECK_LIB([readline], [append_history], [frr_cv_append_history=yes], [frr_cv_append_history=no], [$LIBREADLINE])
1206 if test "$frr_cv_append_history" = yes; then
1207 AC_DEFINE([HAVE_APPEND_HISTORY], [1], [Have history.h append_history])
1211 AC_SUBST([LIBREADLINE])
1216 dnl FRR detects the PAM library it is built against by checking for a
1217 dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
1218 dnl is known to #include pam_appl.h, the standard header of a PAM library, and
1219 dnl openpam.h doesn't do that, although depends on the header too. Hence a
1220 dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
1223 if test "$with_libpam" = "yes"; then
1224 AC_CHECK_HEADER([security/pam_misc.h],
1225 [AC_DEFINE([HAVE_PAM_MISC_H], [1], [Have pam_misc.h])
1226 AC_DEFINE([PAM_CONV_FUNC], [misc_conv], [Have misc_conv])
1227 pam_conv_func="misc_conv"
1230 AC_CHECK_HEADER([security/openpam.h],
1231 [AC_DEFINE([HAVE_OPENPAM_H], [1], [Have openpam.h])
1232 AC_DEFINE([PAM_CONV_FUNC], [openpam_ttyconv], [Have openpam_ttyconv])
1233 pam_conv_func="openpam_ttyconv"
1235 [], FRR_INCLUDES[#include <security/pam_appl.h>])
1236 if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
1237 AC_MSG_WARN([*** pam support will not be built ***])
1242 if test "$with_libpam" = "yes"; then
1243 dnl took this test from proftpds configure.in and suited to our needs
1244 dnl -------------------------------------------------------------------------
1246 dnl This next check looks funky due to a linker problem with some versions
1247 dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
1248 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
1249 dnl with RedHat 6.2 and Debian 2.2 or better.
1250 AC_CHECK_LIB([pam], [pam_start],
1251 [AC_CHECK_LIB([pam], [$pam_conv_func],
1252 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1254 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1255 LIBPAM="-lpam -lpam_misc"]
1259 [AC_CHECK_LIB([pam], [pam_end],
1260 [AC_CHECK_LIB([pam], [$pam_conv_func],
1261 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1262 LIBPAM="-lpam -ldl"],
1263 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1264 LIBPAM="-lpam -ldl -lpam_misc"]
1266 ],AC_MSG_WARN([*** pam support will not be built ***]),
1273 dnl -------------------------------
1274 dnl bgpd needs pow() and hence libm
1275 dnl -------------------------------
1278 AC_SEARCH_LIBS([pow], [m], [
1281 AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
1286 AC_CHECK_FUNCS([ppoll], [
1287 AC_DEFINE([HAVE_PPOLL], [1], [have Linux/BSD ppoll()])
1289 AC_CHECK_FUNCS([pollts], [
1290 AC_DEFINE([HAVE_POLLTS], [1], [have NetBSD pollts()])
1293 AC_CHECK_HEADER([asm-generic/unistd.h],
1294 [AC_CHECK_DECL(__NR_setns,
1295 AC_DEFINE([HAVE_NETNS], [1], [Have netns]),,
1296 FRR_INCLUDES [#include <asm-generic/unistd.h>
1298 AC_CHECK_FUNCS([setns])]
1301 dnl --------------------------
1302 dnl Determine IS-IS I/O method
1303 dnl --------------------------
1304 AC_DEFINE([ISIS_METHOD_PFPACKET], [1], [constant value for isis method pfpacket])
1305 AC_DEFINE([ISIS_METHOD_DLPI], [2], [constant value for isis method dlpi])
1306 AC_DEFINE([ISIS_METHOD_BPF], [3], [constant value for isis method bpf])
1307 AC_CHECK_HEADER([net/bpf.h])
1308 AC_CHECK_HEADER([sys/dlpi.h])
1309 AC_MSG_CHECKING([zebra IS-IS I/O method])
1313 AC_MSG_RESULT([pfpacket])
1314 ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
1317 AC_MSG_RESULT([DLPI])
1318 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1321 if test $ac_cv_header_net_bpf_h = no; then
1322 if test $ac_cv_header_sys_dlpi_h = no; then
1323 AC_MSG_RESULT([none])
1324 if test "${enable_isisd}" = yes -o "${enable_fabricd}" = yes; then
1325 AC_MSG_FAILURE([IS-IS support requested but no packet backend found])
1327 AC_MSG_WARN([*** IS-IS support will not be built ***])
1331 AC_MSG_RESULT([DLPI])
1333 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1335 AC_MSG_RESULT([BPF])
1336 ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
1340 AC_DEFINE_UNQUOTED([ISIS_METHOD], [$ISIS_METHOD_MACRO], [selected method for isis, == one of the constants])
1342 dnl ---------------------------------------------------------------
1343 dnl figure out how to specify an interface in multicast sockets API
1344 dnl ---------------------------------------------------------------
1345 AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
1347 AC_CHECK_HEADERS([linux/mroute.h], [], [],[
1348 #include <sys/socket.h>
1349 #include <netinet/in.h>
1350 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1351 #include <linux/types.h>
1354 m4_define([FRR_INCLUDES],
1356 [#if HAVE_LINUX_MROUTE_H
1357 # include <linux/mroute.h>
1361 AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
1362 #include <sys/socket.h>
1363 #include <sys/types.h>
1364 #include <netinet/in.h>
1365 #include <net/route.h>
1368 m4_define([FRR_INCLUDES],
1370 [#if HAVE_NETINET_IP_MROUTE_H
1371 # include <netinet/ip_mroute.h>
1375 AC_MSG_CHECKING([for BSD struct ip_mreq hack])
1376 AC_TRY_COMPILE([#include <sys/param.h>],
1377 [#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)
1380 #error No support for BSD struct ip_mreq hack detected
1381 #endif],[AC_MSG_RESULT([yes])
1382 AC_DEFINE([HAVE_BSD_STRUCT_IP_MREQ_HACK], [1], [Can pass ifindex in struct ip_mreq])],
1383 AC_MSG_RESULT([no]))
1385 AC_MSG_CHECKING([for RFC3678 protocol-independed API])
1387 #include <sys/types.h>
1388 #include <netinet/in.h>
1389 ], [struct group_req gr; int sock; setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
1390 ], [AC_MSG_RESULT([yes])
1391 AC_DEFINE([HAVE_RFC3678], [1], [Have RFC3678 protocol-independed API])],
1392 AC_MSG_RESULT([no]))
1394 dnl ---------------------------------------------------------------
1395 dnl figure out how to check link-state
1396 dnl ---------------------------------------------------------------
1397 AC_CHECK_HEADER([net/if_media.h],
1398 [m4_define([LINK_DETECT_INCLUDES],
1400 [#include <net/if_media.h>
1402 AC_CHECK_MEMBERS([struct ifmediareq.ifm_status],
1403 AC_DEFINE([HAVE_BSD_LINK_DETECT], [1], [BSD link-detect]),
1404 [], LINK_DETECT_INCLUDES)],
1408 dnl ---------------------------------------------------------------
1409 dnl Additional, newer way to check link-state using ifi_link_state.
1410 dnl Not available in all BSD's when ifmediareq available
1411 dnl ---------------------------------------------------------------
1412 AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
1413 AC_DEFINE([HAVE_BSD_IFI_LINK_STATE], [1], [BSD ifi_link_state available]),
1416 dnl ------------------------
1417 dnl TCP_MD5SIG socket option
1418 dnl ------------------------
1420 AC_CHECK_HEADER([netinet/tcp.h],
1421 [m4_define([MD5_INCLUDES],
1423 [#include <netinet/tcp.h>
1425 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
1428 if test $ac_cv_have_decl_TCP_MD5SIG = no; then
1429 AC_CHECK_HEADER([linux/tcp.h],
1430 [m4_define([MD5_INCLUDES],
1432 [#include <linux/tcp.h>
1434 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
1438 AC_CHECK_LIB([crypt], [crypt], [],
1439 [AC_CHECK_LIB([crypto], [DES_crypt])])
1440 AC_CHECK_LIB([resolv], [res_init])
1442 dnl ---------------------------
1443 dnl check system has PCRE regexp
1444 dnl ---------------------------
1445 if test "x$enable_pcreposix" = "xyes"; then
1446 AC_CHECK_LIB([pcreposix], [regexec], [], [
1447 AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
1450 AC_SUBST([HAVE_LIBPCREPOSIX])
1452 dnl ##########################################################################
1453 dnl test "${enable_clippy_only}" != "yes"
1455 dnl END OF LARGE if block
1456 dnl ##########################################################################
1459 dnl ----------------------------------------------------------------------------
1460 dnl figure out if domainname is available in the utsname struct (GNU extension).
1461 dnl ----------------------------------------------------------------------------
1462 AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
1464 dnl ------------------
1465 dnl IPv6 header checks
1466 dnl ------------------
1467 AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
1468 netinet6/in6_var.h netinet6/nd6.h], [], [],
1471 m4_define([FRR_INCLUDES],dnl
1473 [#if HAVE_NETINET6_IN6_H
1474 #include <netinet6/in6.h>
1476 #if HAVE_NETINET_IN6_VAR_H
1477 #include <netinet/in6_var.h>
1479 #include <netinet/icmp6.h>
1480 #if HAVE_NETINET6_IN6_VAR_H
1481 # include <netinet6/in6_var.h>
1483 #if HAVE_NETINET6_ND6_H
1484 # include <netinet6/nd6.h>
1488 dnl --------------------
1489 dnl Daemon disable check
1490 dnl --------------------
1492 AS_IF([test "${enable_ldpd}" != "no"], [
1493 AC_DEFINE([HAVE_LDPD], [1], [ldpd])
1496 if test "$enable_bfdd" = "no"; then
1497 AC_DEFINE([HAVE_BFDD], [0], [bfdd])
1500 AC_DEFINE([HAVE_BFDD], [1], [bfdd])
1505 AC_DEFINE([BFD_LINUX], [1], [bfdd])
1509 AC_DEFINE([BFD_BSD], [1], [bfdd])
1514 if test "$ac_cv_lib_json_c_json_object_get" = no -a "x$BFDD" = "xbfdd"; then
1515 AC_MSG_ERROR(["you must use json-c library to use bfdd"])
1521 if test "${enable_nhrpd}" != "no"; then
1526 if test "${enable_nhrpd}" = "yes"; then
1527 AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
1532 if test "${enable_watchfrr}" = "no";then
1539 if test "${enable_ospfapi}" != "no";then
1540 AC_DEFINE([SUPPORT_OSPF_API], [1], [OSPFAPI])
1542 if test "${enable_ospfclient}" != "no";then
1543 OSPFCLIENT="ospfclient"
1547 if test "${enable_bgp_announce}" = "no";then
1548 AC_DEFINE([DISABLE_BGP_ANNOUNCE], [1], [Disable BGP installation to zebra])
1550 AC_DEFINE([DISABLE_BGP_ANNOUNCE], [0], [Disable BGP installation to zebra])
1553 if test "${enable_bgp_vnc}" != "no";then
1554 AC_DEFINE([ENABLE_BGP_VNC], [1], [Enable BGP VNC support])
1557 dnl ##########################################################################
1559 if test "${enable_clippy_only}" != "yes"; then
1560 dnl ##########################################################################
1562 dnl ------------------
1563 dnl check C-Ares library
1564 dnl ------------------
1565 if test "${NHRPD}" != ""; then
1566 PKG_CHECK_MODULES([CARES], [libcares], ,[
1567 AC_MSG_ERROR([trying to build nhrpd, but libcares not found. install c-ares and its -dev headers.])
1570 AM_CONDITIONAL([CARES], [test "${NHRPD}" != ""])
1572 dnl ------------------
1573 dnl check Net-SNMP library
1574 dnl ------------------
1575 if test "${enable_snmp}" != "" -a "${enable_snmp}" != "no"; then
1576 AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
1577 if test x"$NETSNMP_CONFIG" = x"no"; then
1578 AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
1580 SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
1581 SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
1582 # net-snmp lists all of its own dependencies. we absolutely do not want that
1583 # among other things we avoid a GPL vs. OpenSSL license conflict here
1584 for removelib in crypto ssl sensors pci wrap; do
1585 SNMP_LIBS="`echo $SNMP_LIBS | sed -e 's/\(^\|\s\)-l'$removelib'\b/ /g' -e 's/\(^\|\s\)\([^\s]*\/\)\?lib'$removelib'\.[^\s]\+\b/ /g'`"
1587 AC_MSG_CHECKING([whether we can link to Net-SNMP])
1588 AC_LINK_IFELSE_FLAGS([$SNMP_CFLAGS], [$SNMP_LIBS], [AC_LANG_PROGRAM([
1597 AC_MSG_ERROR([--enable-snmp given but not usable])])
1598 case "${enable_snmp}" in
1603 SNMP_METHOD="${enable_snmp}"
1606 AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use yes or agentx])
1609 AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
1610 AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,[SNMP method to interface with snmpd])
1612 AC_SUBST([SNMP_LIBS])
1613 AC_SUBST([SNMP_CFLAGS])
1618 PKG_CHECK_MODULES([LIBYANG], [libyang >= 0.16.105], , [
1619 AC_MSG_ERROR([libyang (>= 0.16.105) was not found on your system.])
1621 ac_cflags_save="$CFLAGS"
1622 CFLAGS="$CFLAGS $LIBYANG_CFLAGS"
1623 AC_CHECK_MEMBER([struct lyd_node.priv], [], [
1624 AC_MSG_ERROR([m4_normalize([
1625 libyang needs to be compiled with ENABLE_LYD_PRIV=ON.
1626 Instructions for this are included in the build documentation for your platform at http://docs.frrouting.org/projects/dev-guide/en/latest/building.html])
1628 ], [[#include <libyang/libyang.h>]])
1629 CFLAGS="$ac_cflags_save"
1632 dnl configuration rollbacks
1635 if test "$enable_config_rollbacks" = "yes"; then
1636 PKG_CHECK_MODULES([SQLITE3], [sqlite3], [
1637 AC_DEFINE([HAVE_CONFIG_ROLLBACKS], [1], [Enable configuration rollbacks])
1638 AC_DEFINE([HAVE_SQLITE3], [1], [Enable sqlite3 database])
1641 AC_MSG_ERROR([--enable-config-rollbacks given but sqlite3 was not found on your system.])
1648 if test "$enable_confd" != "" -a "$enable_confd" != "no"; then
1649 AC_CHECK_PROG([CONFD], [confd], [confd], [/bin/false], "${enable_confd}/bin")
1650 if test "x$CONFD" = "x/bin/false"; then
1651 AC_MSG_ERROR([confd was not found on your system.])]
1653 CONFD_CFLAGS="-I${enable_confd}/include -L${enable_confd}/lib"
1654 AC_SUBST([CONFD_CFLAGS])
1655 CONFD_LIBS="-lconfd"
1656 AC_SUBST([CONFD_LIBS])
1657 AC_DEFINE([HAVE_CONFD], [1], [Enable confd integration])
1663 if test "$enable_sysrepo" = "yes"; then
1664 PKG_CHECK_MODULES([SYSREPO], [libsysrepo],
1665 [AC_DEFINE([HAVE_SYSREPO], [1], [Enable sysrepo integration])
1668 AC_MSG_ERROR([sysrepo was not found on your system.])]
1675 if test "$enable_grpc" = "yes"; then
1676 PKG_CHECK_MODULES([GRPC], [grpc grpc++ protobuf], [
1677 AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
1678 if test "$PROTOC" = "/bin/false"; then
1679 AC_MSG_FAILURE([grpc requested but protoc not found.])
1682 AC_DEFINE([HAVE_GRPC], [1], [Enable the gRPC northbound plugin])
1686 AC_MSG_ERROR([grpc/grpc++ were not found on your system.])
1693 if test "x$enable_zeromq" != "xno"; then
1694 PKG_CHECK_MODULES([ZEROMQ], [libzmq >= 4.0.0], [
1695 AC_DEFINE([HAVE_ZEROMQ], [1], [Enable ZeroMQ support])
1698 if test "x$enable_zeromq" = "xyes"; then
1699 AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
1704 dnl ------------------------------------
1705 dnl Enable RPKI and add librtr to libs
1706 dnl ------------------------------------
1707 if test "${enable_rpki}" = "yes"; then
1708 PKG_CHECK_MODULES([RTRLIB], [rtrlib >= 0.5.0],
1711 AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
1715 dnl ------------------------------------------
1716 dnl Check whether rtrlib was build with ssh support
1717 dnl ------------------------------------------
1718 AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
1719 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
1720 [[struct tr_ssh_config config;]])],
1721 [AC_MSG_RESULT([yes])
1722 AC_DEFINE([FOUND_SSH], [1], [found_ssh])],
1729 AC_SEARCH_LIBS([dlopen], [dl dld], [], [
1730 AC_MSG_ERROR([unable to find the dlopen()])
1733 AC_CHECK_HEADERS([link.h])
1735 AC_CACHE_CHECK([for dlinfo(RTLD_DI_ORIGIN)], [frr_cv_rtld_di_origin], [
1736 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1744 dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
1746 frr_cv_rtld_di_origin=yes
1748 frr_cv_rtld_di_origin=no
1751 if test "$frr_cv_rtld_di_origin" = yes; then
1752 AC_DEFINE([HAVE_DLINFO_ORIGIN], [1], [Have dlinfo RTLD_DI_ORIGIN])
1755 AC_CACHE_CHECK([for dlinfo(RTLD_DI_LINKMAP)], [frr_cv_rtld_di_linkmap], [
1756 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1763 struct link_map *lm = NULL;
1764 dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
1766 frr_cv_rtld_di_linkmap=yes
1768 frr_cv_rtld_di_linkmap=no
1771 if test "$frr_cv_rtld_di_linkmap" = yes; then
1772 AC_DEFINE([HAVE_DLINFO_LINKMAP], [1], [Have dlinfo RTLD_DI_LINKMAP])
1775 dnl ##########################################################################
1776 dnl test "${enable_clippy_only}" != "yes"
1778 dnl END OF LARGE if block
1779 dnl ##########################################################################
1781 dnl ---------------------------
1782 dnl sockaddr and netinet checks
1783 dnl ---------------------------
1786 struct vifctl, struct mfcctl, struct sioc_sg_req,
1787 vifi_t, struct sioc_vif_req, struct igmpmsg,
1788 struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
1789 struct nd_opt_adv_interval,
1790 struct nd_opt_homeagent_info, struct nd_opt_adv_interval,
1791 struct nd_opt_rdnss, struct nd_opt_dnssl],
1792 [], [], FRR_INCLUDES)
1794 AC_CHECK_MEMBERS([struct sockaddr.sa_len,
1795 struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
1796 struct sockaddr_dl.sdl_len,
1797 struct if6_aliasreq.ifra_lifetime,
1798 struct nd_opt_adv_interval.nd_opt_ai_type],
1799 [], [], FRR_INCLUDES)
1801 dnl ---------------------------
1802 dnl IRDP/pktinfo/icmphdr checks
1803 dnl ---------------------------
1805 AC_CHECK_TYPES([struct in_pktinfo], [
1806 AC_CHECK_TYPES([struct icmphdr], [
1815 case "${enable_irdp}" in
1817 $IRDP || AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
1825 dnl -----------------------
1826 dnl checking for IP_PKTINFO
1827 dnl -----------------------
1828 AC_MSG_CHECKING([for IP_PKTINFO])
1829 AC_TRY_COMPILE([#include <netdb.h>], [
1830 int opt = IP_PKTINFO;
1832 AC_MSG_RESULT([yes])
1833 AC_DEFINE([HAVE_IP_PKTINFO], [1], [Have IP_PKTINFO])
1838 dnl ---------------------------
1839 dnl checking for IP_RECVDSTADDR
1840 dnl ---------------------------
1841 AC_MSG_CHECKING([for IP_RECVDSTADDR])
1842 AC_TRY_COMPILE([#include <netinet/in.h>], [
1843 int opt = IP_RECVDSTADDR;
1845 AC_MSG_RESULT([yes])
1846 AC_DEFINE([HAVE_IP_RECVDSTADDR], [1], [Have IP_RECVDSTADDR])
1851 dnl ----------------------
1852 dnl checking for IP_RECVIF
1853 dnl ----------------------
1854 AC_MSG_CHECKING([for IP_RECVIF])
1855 AC_TRY_COMPILE([#include <netinet/in.h>], [
1856 int opt = IP_RECVIF;
1858 AC_MSG_RESULT([yes])
1859 AC_DEFINE([HAVE_IP_RECVIF], [1], [Have IP_RECVIF])
1864 dnl ----------------------
1865 dnl checking for SO_BINDANY
1866 dnl ----------------------
1867 AC_MSG_CHECKING([for SO_BINDANY])
1868 AC_TRY_COMPILE([#include <sys/socket.h>], [
1869 int opt = SO_BINDANY;
1871 AC_MSG_RESULT([yes])
1872 AC_DEFINE([HAVE_SO_BINDANY], [1], [Have SO_BINDANY])
1877 dnl ----------------------
1878 dnl checking for IP_FREEBIND
1879 dnl ----------------------
1880 AC_MSG_CHECKING([for IP_FREEBIND])
1881 AC_TRY_COMPILE([#include <netinet/in.h>], [
1882 int opt = IP_FREEBIND;
1884 AC_MSG_RESULT([yes])
1885 AC_DEFINE([HAVE_IP_FREEBIND], [1], [Have IP_FREEBIND])
1890 dnl --------------------------------------
1891 dnl checking for be32dec existence or not
1892 dnl --------------------------------------
1893 AC_CHECK_DECLS([be32enc, be32dec], [], [],
1894 [#include <sys/endian.h>])
1896 dnl --------------------------------------
1897 dnl checking for clock_time monotonic struct and call
1898 dnl --------------------------------------
1899 AC_CHECK_DECL([CLOCK_MONOTONIC],
1900 [AC_CHECK_LIB([rt], [clock_gettime], [LIBS="$LIBS -lrt"])
1901 AC_DEFINE([HAVE_CLOCK_MONOTONIC], [1], [Have monotonic clock])
1902 ], [AC_MSG_RESULT([no])], [FRR_INCLUDES])
1904 dnl --------------------------------------
1905 dnl checking for flex and bison
1906 dnl --------------------------------------
1909 AC_MSG_CHECKING([version of flex])
1910 frr_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
1911 frr_ac_flex_version="${frr_ac_flex_version##* }"
1912 AC_MSG_RESULT([$frr_ac_flex_version])
1913 AX_COMPARE_VERSION([$frr_ac_flex_version], [lt], [2.5.20], [
1914 LEX="$SHELL $missing_dir/missing flex"
1915 if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
1916 AC_MSG_WARN([using pregenerated flex output files])
1918 AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
1920 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
1921 AC_SUBST([LEXLIB], [''])
1925 dnl thanks GNU bison for this b*llshit...
1926 AC_MSG_CHECKING([version of bison])
1927 frr_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
1928 frr_ac_bison_version="${frr_ac_bison_version##* }"
1929 frr_ac_bison_missing="false"
1930 case "x${frr_ac_bison_version}x" in
1933 BISON_CLOSEBRACE='"'
1935 AC_MSG_RESULT([$frr_ac_bison_version - 2.7 or older])
1938 AC_MSG_RESULT([$frr_ac_bison_version])
1939 AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
1940 frr_ac_bison_missing="true"
1943 AC_MSG_RESULT([none])
1944 AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
1945 frr_ac_bison_missing="true"
1949 BISON_CLOSEBRACE='}'
1950 BISON_VERBOSE='-Dparse.error=verbose'
1951 AC_MSG_RESULT([$frr_ac_bison_version - 3.0 to 3.2])
1955 BISON_CLOSEBRACE='}'
1956 BISON_VERBOSE='-Dparse.error=verbose -Wno-yacc'
1957 AC_MSG_RESULT([$frr_ac_bison_version - 3.3 or newer])
1960 AC_SUBST([BISON_OPENBRACE])
1961 AC_SUBST([BISON_CLOSEBRACE])
1962 AC_SUBST([BISON_VERBOSE])
1964 if $frr_ac_bison_missing; then
1965 YACC="$SHELL $missing_dir/missing bison -y"
1966 if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
1967 AC_MSG_WARN([using pregenerated bison output files])
1969 AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
1973 dnl -------------------
1974 dnl capabilities checks
1975 dnl -------------------
1976 if test "${enable_capabilities}" != "no"; then
1977 AC_MSG_CHECKING([whether prctl PR_SET_KEEPCAPS is available])
1978 AC_TRY_COMPILE([#include <sys/prctl.h>], [prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
1979 [AC_MSG_RESULT([yes])
1980 AC_DEFINE([HAVE_PR_SET_KEEPCAPS], [1], [prctl])
1981 frr_ac_keepcaps="yes"],
1984 if test x"${frr_ac_keepcaps}" = x"yes"; then
1985 AC_CHECK_HEADERS([sys/capability.h])
1987 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
1988 AC_CHECK_LIB([cap], [cap_init],
1989 [AC_DEFINE([HAVE_LCAPS], [1], [Capabilities])
1994 AC_CHECK_HEADERS([priv.h],
1995 [AC_MSG_CHECKING([Solaris style privileges are available])
1996 AC_TRY_COMPILE([#include <priv.h>], [getpflags(PRIV_AWARE);],
1997 [AC_MSG_RESULT([yes])
1998 AC_DEFINE([HAVE_SOLARIS_CAPABILITIES], [1], [getpflags])
1999 frr_ac_scaps="yes"],
2005 if test x"${frr_ac_scaps}" = x"yes" \
2006 -o x"${frr_ac_lcaps}" = x"yes"; then
2007 AC_DEFINE([HAVE_CAPABILITIES], [1], [capabilities])
2012 dnl ---------------------------
2013 dnl check for glibc 'backtrace'
2014 dnl ---------------------------
2015 if test x"${enable_backtrace}" != x"no" ; then
2017 PKG_CHECK_MODULES([UNWIND], [libunwind], [
2018 AC_DEFINE([HAVE_LIBUNWIND], [1], [libunwind])
2023 AC_CHECK_FUNCS([printstack], [
2024 AC_DEFINE([HAVE_PRINTSTACK], [1], [Solaris printstack])
2029 if test "$backtrace_ok" = no; then
2030 AC_CHECK_HEADER([execinfo.h], [
2031 AC_SEARCH_LIBS([backtrace], [execinfo], [
2032 AC_DEFINE([HAVE_GLIBC_BACKTRACE], [1], [Glibc backtrace])
2039 if test x"${enable_backtrace}" = x"yes" -a x"${backtrace_ok}" = x"no"; then
2040 dnl user explicitly requested backtrace but we failed to find support
2041 AC_MSG_FAILURE([failed to find backtrace or libunwind support])
2045 dnl -----------------------------------------
2046 dnl check for malloc mallinfo struct and call
2047 dnl this must try and link using LIBS, in
2048 dnl order to check no alternative allocator
2049 dnl has been specified, which might not provide
2050 dnl mallinfo, e.g. such as Umem on Solaris.
2051 dnl -----------------------------------------
2052 AC_CHECK_HEADERS([malloc.h malloc_np.h malloc/malloc.h],,, [FRR_INCLUDES])
2054 AC_CACHE_CHECK([whether mallinfo is available], [frr_cv_mallinfo], [
2055 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
2056 #ifdef HAVE_MALLOC_H
2059 #ifdef HAVE_MALLOC_NP_H
2060 #include <malloc_np.h>
2062 #ifdef HAVE_MALLOC_MALLOC_H
2063 #include <malloc/malloc.h>
2066 struct mallinfo ac_x; ac_x = mallinfo ();
2073 if test "$frr_cv_mallinfo" = yes; then
2074 AC_DEFINE([HAVE_MALLINFO], [1], [mallinfo])
2077 AC_MSG_CHECKING([whether malloc_usable_size is available])
2078 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
2079 #ifdef HAVE_MALLOC_H
2082 #ifdef HAVE_MALLOC_MALLOC_H
2083 #include <malloc/malloc.h>
2086 size_t ac_x; ac_x = malloc_usable_size(NULL);
2088 AC_MSG_RESULT([yes])
2089 AC_DEFINE([HAVE_MALLOC_USABLE_SIZE], [1], [malloc_usable_size])
2093 AC_MSG_CHECKING([whether malloc_size is available])
2094 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2095 #ifdef HAVE_MALLOC_H
2098 #ifdef HAVE_MALLOC_MALLOC_H
2099 #include <malloc/malloc.h>
2102 size_t ac_x; ac_x = malloc_size(NULL);
2104 AC_MSG_RESULT([yes])
2105 AC_DEFINE([HAVE_MALLOC_SIZE], [1], [malloc_size])
2114 dev_version=`echo $VERSION | grep dev`
2115 #don't expire deprecated code in non 'dev' branch
2116 if test "${dev_version}" = ""; then
2119 CONFDATE=`date '+%Y%m%d'`
2121 AC_SUBST([CONFDATE])
2123 dnl ------------------------------
2124 dnl set paths for state directory
2125 dnl ------------------------------
2126 AC_MSG_CHECKING([directory to use for state file])
2127 if test "${prefix}" = "NONE"; then
2128 frr_statedir_prefix="";
2130 frr_statedir_prefix=${prefix}
2132 if test "${localstatedir}" = '${prefix}/var'; then
2133 for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
2134 ${frr_statedir_prefix}/var/adm dnl
2135 ${frr_statedir_prefix}/etc dnl
2141 test -d $FRR_STATE_DIR && break
2143 frr_statedir=$FRR_STATE_DIR
2145 frr_statedir=${localstatedir}
2147 if test $frr_statedir = "/dev/null"; then
2148 AC_MSG_ERROR([STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!])
2150 AC_MSG_RESULT([${frr_statedir}])
2151 AC_SUBST([frr_statedir])
2153 AC_DEFINE_UNQUOTED([LDPD_SOCKET], ["$frr_statedir%s%s/ldpd.sock"], [ldpd control socket])
2154 AC_DEFINE_UNQUOTED([ZEBRA_SERV_PATH], ["$frr_statedir%s%s/zserv.api"], [zebra api socket])
2155 AC_DEFINE_UNQUOTED([BFDD_CONTROL_SOCKET], ["$frr_statedir%s%s/bfdd.sock"], [bfdd control socket])
2156 AC_DEFINE_UNQUOTED([DAEMON_VTY_DIR], ["$frr_statedir%s%s"], [daemon vty directory])
2157 AC_DEFINE_UNQUOTED([DAEMON_DB_DIR], ["$frr_statedir"], [daemon database directory])
2159 dnl autoconf does this, but it does it too late...
2160 test "x$prefix" = xNONE && prefix=$ac_default_prefix
2161 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
2163 dnl get the full path, recursing through variables...
2164 vtysh_bin="$bindir/vtysh"
2165 for I in 1 2 3 4 5 6 7 8 9 10; do
2166 eval vtysh_bin="\"$vtysh_bin\""
2168 AC_DEFINE_UNQUOTED([VTYSH_BIN_PATH], ["$vtysh_bin"], [path to vtysh binary])
2169 AC_SUBST([vtysh_bin])
2171 CFG_SYSCONF="$sysconfdir"
2173 CFG_STATE="$frr_statedir"
2174 CFG_MODULE="$moduledir"
2175 CFG_YANGMODELS="$yangmodelsdir"
2176 for I in 1 2 3 4 5 6 7 8 9 10; do
2177 eval CFG_SYSCONF="\"$CFG_SYSCONF\""
2178 eval CFG_SBIN="\"$CFG_SBIN\""
2179 eval CFG_STATE="\"$CFG_STATE\""
2180 eval CFG_MODULE="\"$CFG_MODULE\""
2181 eval CFG_YANGMODELS="\"$CFG_YANGMODELS\""
2183 AC_SUBST([CFG_SYSCONF])
2184 AC_SUBST([CFG_SBIN])
2185 AC_SUBST([CFG_STATE])
2186 AC_SUBST([CFG_MODULE])
2187 AC_SUBST([CFG_YANGMODELS])
2188 AC_DEFINE_UNQUOTED([MODULE_PATH], ["$CFG_MODULE"], [path to modules])
2189 AC_DEFINE_UNQUOTED([YANG_MODELS_PATH], ["$CFG_YANGMODELS"], [path to YANG data models])
2190 AC_DEFINE_UNQUOTED([WATCHFRR_SH_PATH], ["${CFG_SBIN%/}/watchfrr.sh"], [path to watchfrr.sh])
2192 dnl various features
2193 AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
2194 AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
2196 AM_CONDITIONAL([SQLITE3], [$SQLITE3])
2197 AM_CONDITIONAL([CONFD], [test "x$enable_confd" != "x"])
2198 AM_CONDITIONAL([SYSREPO], [test "x$enable_sysrepo" = "xyes"])
2199 AM_CONDITIONAL([GRPC], [test "x$enable_grpc" = "xyes"])
2200 AM_CONDITIONAL([ZEROMQ], [test "x$ZEROMQ" = "xtrue"])
2202 AM_CONDITIONAL([RPKI], [test "x$RPKI" = "xtrue"])
2203 AM_CONDITIONAL([SNMP], [test "x$SNMP_METHOD" = "xagentx"])
2204 AM_CONDITIONAL([IRDP], [$IRDP])
2205 AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
2206 AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$enable_protobuf" = "xyes"])
2208 AM_CONDITIONAL([VTYSH], [test "x$VTYSH" = "xvtysh"])
2209 AM_CONDITIONAL([ZEBRA], [test "${enable_zebra}" != "no"])
2210 AM_CONDITIONAL([BGPD], [test "x${enable_bgpd}" != "no"])
2211 AM_CONDITIONAL([RIPD], [test "${enable_ripd}" != "no"])
2212 AM_CONDITIONAL([OSPFD], [test "${enable_ospfd}" != "no"])
2213 AM_CONDITIONAL([LDPD], [test "${enable_ldpd}" != "no"])
2214 AM_CONDITIONAL([BFDD], [test "x$BFDD" = "xbfdd"])
2215 AM_CONDITIONAL([NHRPD], [test "x$NHRPD" = "xnhrpd"])
2216 AM_CONDITIONAL([EIGRPD], [test "${enable_eigrpd}" != "no"])
2217 AM_CONDITIONAL([WATCHFRR], [test "x$WATCHFRR" = "xwatchfrr"])
2218 AM_CONDITIONAL([OSPFCLIENT], [test "x$OSPFCLIENT" = "xospfclient"])
2219 AM_CONDITIONAL([RIPNGD], [test "${enable_ripngd}" != "no"])
2220 AM_CONDITIONAL([BABELD], [test "${enable_babeld}" != "no"])
2221 AM_CONDITIONAL([OSPF6D], [test "${enable_ospf6d}" != "no"])
2222 AM_CONDITIONAL([ISISD], [test "${enable_isisd}" != "no"])
2223 AM_CONDITIONAL([PIMD], [test "${enable_pimd}" != "no"])
2224 AM_CONDITIONAL([PBRD], [test "${enable_pbrd}" != "no"])
2225 AM_CONDITIONAL([SHARPD], [test "${enable_sharpd}" = "yes"])
2226 AM_CONDITIONAL([STATICD], [test "${enable_staticd}" != "no"])
2227 AM_CONDITIONAL([FABRICD], [test "${enable_fabricd}" != "no"])
2228 AM_CONDITIONAL([VRRPD], [test "${enable_vrrpd}" != "no"])
2230 AC_CONFIG_FILES([Makefile],[sed -e 's/^#AUTODERP# //' -i Makefile])
2238 snapcraft/snapcraft.yaml
2240 tests/lib/cli/test_cli.refout
2241 pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
2242 pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh
2245 AC_CONFIG_FILES([vtysh/extract.pl], [chmod +x vtysh/extract.pl])
2246 AC_CONFIG_FILES([tools/frr], [chmod +x tools/frr])
2247 AC_CONFIG_FILES([tools/watchfrr.sh], [chmod +x tools/watchfrr.sh])
2248 AC_CONFIG_FILES([tools/frrinit.sh], [chmod +x tools/frrinit.sh])
2249 AC_CONFIG_FILES([tools/frrcommon.sh])
2251 AC_CONFIG_COMMANDS([lib/route_types.h], [
2252 dst="${ac_abs_top_builddir}/lib/route_types.h"
2253 ${PERL} "${ac_abs_top_srcdir}/lib/route_types.pl" \
2254 < "${ac_abs_top_srcdir}/lib/route_types.txt" \
2257 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
2258 && rm "${dst}.tmp" \
2259 || mv "${dst}.tmp" "${dst}"
2264 AS_IF([test "x$with_pkg_git_version" = "xyes"], [
2265 AC_CONFIG_COMMANDS([lib/gitversion.h], [
2266 dst="${ac_abs_top_builddir}/lib/gitversion.h"
2267 ${PERL} "${ac_abs_top_srcdir}/lib/gitversion.pl" \
2268 "${ac_abs_top_srcdir}" \
2271 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
2272 && rm "${dst}.tmp" \
2273 || mv "${dst}.tmp" "${dst}"
2279 ## Hack, but working solution to avoid rebuilding of frr.info.
2280 ## It's already in CVS until texinfo 4.7 is more common.
2284 FRRouting configuration
2285 ------------------------------
2286 FRR version : ${PACKAGE_VERSION}
2287 host operating system : ${host_os}
2288 source code location : ${srcdir}
2290 compiler flags : ${CFLAGS} ${SAN_FLAGS}
2292 linker flags : ${LDFLAGS} ${SAN_FLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
2293 state file directory : ${frr_statedir}
2294 config file directory : `eval echo \`echo ${sysconfdir}\``
2295 example directory : `eval echo \`echo ${exampledir}\``
2296 module directory : ${CFG_MODULE}
2297 user to run as : ${enable_user}
2298 group to run as : ${enable_group}
2299 group for vty sockets : ${enable_vty_group}
2300 config file mask : ${enable_configfile_mask}
2301 log file mask : ${enable_logfile_mask}
2302 zebra protobuf enabled : ${enable_protobuf:-no}
2304 The above user and group must have read/write access to the state file
2305 directory and to the config files in the config file directory."
2307 if test "${enable_doc}" != "no" -a "$frr_py_mod_sphinx" = false; then
2308 AC_MSG_WARN([sphinx is missing but required to build documentation])
2310 if test "$frr_py_mod_pytest" = false; then
2311 AC_MSG_WARN([pytest is missing, unit tests cannot be performed])