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], [9.0-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 $ac_configure_args | sed -e \"s% '[[A-Z]]*FLAGS=[[^']]\+'%%g\"`"
17 AC_SUBST([CONFIG_ARGS])
19 AC_CONFIG_SRCDIR([lib/zebra.h])
20 AC_CONFIG_MACRO_DIR([m4])
21 AC_CONFIG_AUX_DIR([m4/ac])
23 dnl -----------------------------------
24 dnl Get hostname and other information.
25 dnl -----------------------------------
29 AC_ARG_VAR([AR],[archiver command])
30 AC_ARG_VAR([LD],[linker command])
31 AC_ARG_VAR([OBJCOPY],[objcopy command])
32 AC_ARG_VAR([OBJDUMP],[objdump command])
33 AC_ARG_VAR([RANLIB],[ranlib command])
34 AC_ARG_VAR([STRIP],[strip command])
36 hosttools_clippy="false"
39 dnl case 1: external clippy
40 if test -n "$with_clippy" -a "$with_clippy" != "no" -a "$with_clippy" != "yes"; then
41 if test "$enable_clippy_only" = "yes"; then
42 AC_MSG_ERROR([--enable-clippy-only does not make sense with --with-clippy])
47 if test ! -x "$with_clippy"; then
48 AC_MSG_ERROR([clippy tool ($with_clippy) is not executable])
51 dnl case 2: cross-compiling internal clippy
52 elif test "$host" != "$build"; then
53 if test "$srcdir" = "."; then
54 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.])
56 test -d hosttools || mkdir hosttools
57 abssrc="`cd \"${srcdir}\"; pwd`"
60 AC_MSG_NOTICE([... cross-compilation: creating hosttools directory and self-configuring for build platform tools])
61 AC_MSG_NOTICE([... use HOST_CPPFLAGS / HOST_CFLAGS / HOST_LDFLAGS if necessary])
65 for var in $ac_precious_vars; do
68 YACC|YFLAGS) continue;;
69 PYTHON*) retain=true;;
73 eval "hostvar=\"\${HOST_$var}\""
74 eval "targetvar=\"\${$var}\""
75 if test -n "$hostvar"; then
76 eval "$var='$hostvar'"
77 _AS_ECHO_LOG([host $var='$hostvar'])
79 _AS_ECHO_LOG([host retain $var='$targetvar'])
82 _AS_ECHO_LOG([host unset $var])
86 "${abssrc}/configure" "--host=$build" "--build=$build" "--enable-clippy-only" "--disable-nhrpd" "--disable-vtysh"
90 AC_MSG_NOTICE([... cross-compilation: finished self-configuring for build platform tools])
94 hosttools_clippy="true"
95 CLIPPY="hosttools/lib/clippy"
97 dnl case 3: normal build internal clippy
99 CLIPPY="lib/clippy\$(EXEEXT)"
102 AM_CONDITIONAL([BUILD_CLIPPY], [$build_clippy])
103 AM_CONDITIONAL([HOSTTOOLS_CLIPPY], [$hosttools_clippy])
104 AM_CONDITIONAL([ONLY_CLIPPY], [test "$enable_clippy_only" = "yes"])
106 # Disable portability warnings -- our automake code (in particular
107 # common.am) uses some constructs specific to gmake.
108 AM_INIT_AUTOMAKE([1.12 -Wno-portability foreign])
109 m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])
110 AM_SILENT_RULES([yes])
111 AC_CONFIG_HEADERS([config.h])
113 AC_PATH_PROG([PERL], [perl])
116 dnl default is to match previous behavior
118 AC_ARG_ENABLE([pkgsrcrcdir],
119 AS_HELP_STRING([--enable-pkgsrcrcdir],
120 [specify directory for rc.d scripts]),
121 pkgsrcrcdir="$enableval",)
122 dnl XXX add --pkgsrcrcdir to autoconf standard directory list somehow
123 AC_SUBST([pkgsrcrcdir])
124 AM_CONDITIONAL([PKGSRC], [test "$pkgsrcrcdir" != ""])
126 AC_ARG_WITH([moduledir], [AS_HELP_STRING([--with-moduledir=DIR], [module directory (${libdir}/frr/modules)])], [
129 moduledir="\${libdir}/frr/modules"
131 AC_SUBST([moduledir], [$moduledir])
133 AC_ARG_WITH([scriptdir], [AS_HELP_STRING([--with-scriptdir=DIR], [script directory (${sysconfdir}/scripts)])], [
136 scriptdir="\${sysconfdir}/scripts"
138 AC_SUBST([scriptdir], [$scriptdir])
140 AC_ARG_WITH([yangmodelsdir], [AS_HELP_STRING([--with-yangmodelsdir=DIR], [yang models directory (${datarootdir}/yang)])], [
141 yangmodelsdir="$withval"
143 yangmodelsdir="\${datarootdir}/yang"
145 AC_SUBST([yangmodelsdir])
147 AC_ARG_WITH([vici-socket], [AS_HELP_STRING([--with-vici-socket=PATH], [vici-socket (/var/run/charon.vici)])], [
148 vici_socket="$withval"
150 vici_socket="/var/run/charon.vici"
152 AC_DEFINE_UNQUOTED([VICI_SOCKET], ["$vici_socket"], [StrongSWAN vici socket path])
154 AC_ARG_ENABLE(tcmalloc,
155 AS_HELP_STRING([--enable-tcmalloc], [Turn on tcmalloc]),
156 [case "${enableval}" in
157 yes) tcmalloc_enabled=true
158 LIBS="$LIBS -ltcmalloc_minimal"
160 no) tcmalloc_enabled=false ;;
161 *) AC_MSG_ERROR([bad value ${enableval} for --enable-tcmalloc]) ;;
162 esac],[tcmalloc_enabled=false])
165 dnl Thanks autoconf, but we don't want a default -g -O2. We have our own
166 dnl flag determination logic.
169 dnl --------------------
170 dnl Check CC and friends
171 dnl --------------------
172 dnl note orig_cflags is also used further down
173 orig_cflags="$CFLAGS"
174 orig_cxxflags="$CXXFLAGS"
180 dnl remove autoconf default "-g -O2"
181 CFLAGS="$orig_cflags"
182 CXXFLAGS="$orig_cxxflags"
184 dnl Some special handling for ICC later on
185 if test "$CC" = "icc"; then
191 dnl it's 2019, sed is sed.
195 dnl try and enable CFLAGS that are useful for FRR
196 dnl - specifically, options to control warnings
198 AC_SUBST([AC_CFLAGS])
199 AC_USE_SYSTEM_EXTENSIONS
200 AC_DEFUN([AC_C_FLAG], [{
201 m4_pushdef([cachename],[m4_translit([frr_cv_$1],[ =-+/{}$],[________])])
202 AC_CACHE_CHECK([[whether $CC supports $1]], cachename, [
204 ac_c_flag_save="$CFLAGS"
207 [AC_LANG_PROGRAM([[$4]])],
213 CFLAGS="$ac_c_flag_save"
216 if test "$cachename" = "yes"; then
217 m4_if([$3], [], [AC_CFLAGS="$AC_CFLAGS $1"], [$3])
222 m4_popdef([cachename])
225 AC_DEFUN([AC_LINK_IFELSE_FLAGS], [{
227 ac_cflags_save="$CFLAGS"
234 CFLAGS="$ac_cflags_save"
240 CFLAGS="$ac_cflags_save"
249 dnl ICC won't bail on unknown options without -diag-error 10006
250 dnl need to do this first so we get useful results for the other options
251 if test "$cc_is_icc" = "yes"; then
252 AC_C_FLAG([-diag-error 10006])
255 dnl autoconf 2.69 AC_PROG_CC_C99 is "state of the art"
256 dnl autoconf 2.70 AC_PROG_CC_C99 is deprecated and AC_PROC_CC tries to do C11
257 m4_if(m4_version_compare(m4_defn([AC_AUTOCONF_VERSION]), [2.70]), [-1], [dnl
261 dnl AC_PROG_CC_C99 may change CC to include -std=gnu99 or something
263 CC="${CC% -std=gnu99}"
266 AC_C_FLAG([-std=gnu11], [CC="$ac_cc"], [CC="$CC -std=gnu11"])
269 if test "$ac_cv_prog_cc_c11" = "no"; then
270 AC_MSG_ERROR([ISO C11 compiler support (with GNU extensions) is required.])
274 dnl if the user has specified any CFLAGS, override our settings
275 if test "$enable_gcov" = "yes"; then
276 if test "$orig_cflags" = ""; then
277 AC_C_FLAG([--coverage])
281 AC_LDFLAGS="${AC_LDFLAGS} --coverage"
284 if test "$enable_clang_coverage" = "yes"; then
285 AC_C_FLAG([-fprofile-instr-generate], [
286 AC_MSG_ERROR([$CC does not support -fprofile-instr-generate.])
288 AC_C_FLAG([-fcoverage-mapping], [
289 AC_MSG_ERROR([$CC does not support -fcoverage-mapping.])
293 AM_CONDITIONAL([SCRIPTING], [test "$enable_scripting" = "yes"])
295 if test "$enable_scripting" = "yes"; then
296 AX_PROG_LUA([5.3], [5.4], [], [
297 AC_MSG_ERROR([Lua 5.3 is required to build with Lua support. No other version is supported.])
300 AC_MSG_ERROR([Lua 5.3 headers are required to build with Lua support. No other version is supported.])
302 PKG_CHECK_MODULES([LUA], [lua5.3], [
303 AC_DEFINE([HAVE_SCRIPTING], [1], [Have support for scripting])
304 LIBS="$LIBS $LUA_LIBS"
308 AC_DEFINE([HAVE_SCRIPTING], [1], [Have support for scripting])
309 LIBS="$LIBS $LUA_LIB"
313 AC_MSG_ERROR([Lua 5.3 libraries are required to build with Lua support. No other version is supported.])
318 dnl the following flags go in CFLAGS rather than AC_CFLAGS since they make
319 dnl sense to be overridden by the user
320 if test "$enable_dev_build" = "yes"; then
321 AC_DEFINE([DEV_BUILD], [1], [Build for development])
322 if test "$orig_cflags" = ""; then
323 AC_C_FLAG([-O0],,[CFLAGS="$CFLAGS -O0"])
324 AC_C_FLAG([-g3],,[CFLAGS="$CFLAGS -g3"])
325 AC_C_FLAG([-ggdb3],,[CFLAGS="$CFLAGS -ggdb3"])
328 if test "$orig_cflags" = ""; then
329 AC_C_FLAG([-g],,[CFLAGS="$CFLAGS -g"])
330 AC_C_FLAG([-O2],,[CFLAGS="$CFLAGS -O2"])
334 dnl just stick -g into LDFLAGS, if we don't have it in CFLAGS it won't do much
335 LDFLAGS="$LDFLAGS -g"
337 AM_CONDITIONAL([DEV_BUILD], [test "$enable_dev_build" = "yes"])
339 dnl -fms-extensions causes clang to have a built-in __wchar_t on OpenBSD,
340 dnl which just straight up breaks compiling any code.
341 dnl (2022-04-04 / OpenBSD 7 / clang 11.1.0)
342 AH_VERBATIM([OpenBSD], [
344 #define __wchar_t __wchar_t_ignore
350 dnl always want these CFLAGS
351 AC_C_FLAG([-fms-extensions], [
352 AC_MSG_ERROR([$CC does not support unnamed struct fields (-fms-extensions)])
354 AC_C_FLAG([-fno-omit-frame-pointer])
355 AC_C_FLAG([-funwind-tables])
358 AC_C_FLAG([-Wformat-nonliteral])
359 AC_C_FLAG([-Wformat-security])
360 AC_C_FLAG([-Wswitch-enum])
361 AC_C_FLAG([-Wstrict-prototypes])
362 AC_C_FLAG([-Wmissing-prototypes])
363 AC_C_FLAG([-Wmissing-declarations])
364 AC_C_FLAG([-Wpointer-arith])
365 AC_C_FLAG([-Wbad-function-cast])
366 AC_C_FLAG([-Wwrite-strings])
368 if test "$enable_gcc_ultra_verbose" = "yes" ; then
369 AC_C_FLAG([-Wcast-qual])
370 AC_C_FLAG([-Wmissing-noreturn])
371 AC_C_FLAG([-Wmissing-format-attribute])
372 AC_C_FLAG([-Wunreachable-code])
373 AC_C_FLAG([-Wpacked])
374 AC_C_FLAG([-Wpadded])
375 AC_C_FLAG([-Wshadow])
377 AC_C_FLAG([-Wno-unused-result])
379 AC_C_FLAG([-Wno-unused-parameter])
380 AC_C_FLAG([-Wno-missing-field-initializers])
382 AC_C_FLAG([-Wc++-compat], [], [CXX_COMPAT_CFLAGS="-Wc++-compat"])
383 AC_SUBST([CXX_COMPAT_CFLAGS])
385 dnl ICC emits a broken warning for const char *x = a ? "b" : "c";
386 dnl for some reason the string consts get 'promoted' to char *,
387 dnl triggering a const to non-const conversion warning.
388 if test "$cc_is_icc" = "yes"; then
389 AC_C_FLAG([-diag-disable 3179])
392 if test "$enable_werror" = "yes" ; then
398 if test "$enable_address_sanitizer" = "yes"; then
399 AC_C_FLAG([-fsanitize=address], [
400 AC_MSG_ERROR([$CC does not support Address Sanitizer.])
402 SAN_FLAGS="$SAN_FLAGS -fsanitize=address"
405 if test "$enable_thread_sanitizer" = "yes"; then
406 AC_C_FLAG([-fsanitize=thread], [
407 AC_MSG_ERROR([$CC does not support Thread Sanitizer.])
409 SAN_FLAGS="$SAN_FLAGS -fsanitize=thread"
412 if test "$enable_memory_sanitizer" = "yes"; then
413 AC_C_FLAG([-fsanitize=memory -fPIE -pie], [
414 AC_MSG_ERROR([$CC does not support Memory Sanitizer.])
416 SAN_FLAGS="$SAN_FLAGS -fsanitize=memory -fPIE -pie"
419 if test "$enable_undefined_sanitizer" = "yes"; then
420 AC_C_FLAG([-fsanitize=undefined], [
421 AC_MSG_ERROR([$CC does not support UndefinedBehaviorSanitizer.])
423 SAN_FLAGS="$SAN_FLAGS -fsanitize=undefined"
426 AC_SUBST([SAN_FLAGS])
429 if test "$with_frr_format" != "no" -a "$with_frr_format" != "yes" -a -n "$with_frr_format"; then
430 AC_C_FLAG([-fplugin=${with_frr_format}], [
431 AC_MSG_ERROR([specified frr-format plugin ($with_frr_format) does not work])
433 #ifndef _FRR_ATTRIBUTE_PRINTFRR
434 #error plugin not loaded
436 #if _FRR_ATTRIBUTE_PRINTFRR < 0x10000
437 #error plugin too old
440 elif test "$with_frr_format" = "no"; then
443 AC_C_FLAG([-fplugin=tools/gcc-plugins/frr-format.so],[
444 AC_C_FLAG([-fplugin=frr-format],[
445 if test "$with_frr_format" = "yes"; then
446 AC_MSG_ERROR([frr-format plugin requested but not found])
449 #ifndef _FRR_ATTRIBUTE_PRINTFRR
450 #error plugin not loaded
452 #if _FRR_ATTRIBUTE_PRINTFRR < 0x10000
453 #error plugin too old
457 #ifndef _FRR_ATTRIBUTE_PRINTFRR
458 #error plugin not loaded
460 #if _FRR_ATTRIBUTE_PRINTFRR < 0x10000
461 #error plugin too old
466 AC_MSG_CHECKING([whether linker supports __start/stop_section symbols])
467 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
469 int __attribute__((section("secttest"))) var = 1;
470 extern int __start_secttest, __stop_secttest;
472 void *a = &var, *b = &__start_secttest, *c = &__stop_secttest;
473 printf("%p %p %p\n", a, b, c);
476 AC_DEFINE(HAVE_SECTION_SYMS, 1, [have __start/stop_section symbols])
487 AC_CFLAGS="$AC_CFLAGS $PTHREAD_CFLAGS"
488 LIBS="$PTHREAD_LIBS $LIBS"
490 AC_MSG_FAILURE([This FRR version needs pthreads])
493 orig_cflags="$CFLAGS"
494 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
496 AC_SEARCH_LIBS([pthread_condattr_setclock], [],
497 [frr_cv_pthread_condattr_setclock=yes],
498 [frr_cv_pthread_condattr_setclock=no])
499 if test "$frr_cv_pthread_condattr_setclock" = "yes"; then
500 AC_DEFINE([HAVE_PTHREAD_CONDATTR_SETCLOCK], [1], [Have pthread.h pthread_condattr_setclock])
503 AC_CHECK_HEADERS([pthread_np.h],,, [
506 AC_CHECK_FUNCS([pthread_setname_np pthread_set_name_np pthread_getthreadid_np])
508 CFLAGS="$orig_cflags"
515 AC_CHECK_TOOL([AR], [ar])
520 AC_ARG_ENABLE([static-bin],
521 AS_HELP_STRING([--enable-static-bin], [link binaries statically]))
524 patch -N -i "${srcdir}/m4/libtool-whole-archive.patch" libtool >&AS_MESSAGE_LOG_FD || \
525 AC_MSG_WARN([Could not patch libtool for static linking support. Loading modules into a statically linked daemon will fail.])
526 dnl the -i option is not POSIX sed and the BSDs implement it differently
527 dnl cat'ing the output back instead of mv/cp keeps permissions on libtool intact
528 sed -e 's%func_warning "relinking%true #\0%' libtool > libtool.sed && cat libtool.sed > libtool
529 sed -e 's%func_warning "remember to run%true #\0%' libtool > libtool.sed && cat libtool.sed > libtool
530 sed -e 's%func_warning ".*has not been installed in%true #\0%' libtool > libtool.sed && cat libtool.sed > libtool
531 test -f libtool.sed && rm libtool.sed
533 if test "$enable_static_bin" = "yes"; then
534 AC_LDFLAGS_EXEC="-static"
535 if test "$enable_static" != "yes"; then
536 AC_MSG_ERROR([The --enable-static-bin option must be combined with --enable-static.])
539 if test "$enable_shared" != "yes"; then
540 AC_MSG_ERROR([FRR cannot be built with --disable-shared. If you want statically linked daemons, use --enable-shared --enable-static --enable-static-bin])
542 AC_SUBST([AC_LDFLAGS])
543 AC_SUBST([AC_LDFLAGS_EXEC])
544 AM_CONDITIONAL([STATIC_BIN], [test "$enable_static_bin" = "yes"])
546 dnl libtool, the repository of all knowledge related linkers, is too stupid to
547 dnl correctly tell the linker how to build modules.
548 if test -z "$module_cmds"; then
549 module_cmds="`echo \"$archive_cmds\" | sed -e 's%$wl-soname $wl$soname%%'`"
551 if test -z "$module_expsym_cmds"; then
552 module_expsym_cmds="`echo \"$archive_expsym_cmds\" | sed -e 's%$wl-soname $wl$soname%%'`"
555 AC_ARG_ENABLE([rpath],
556 [AS_HELP_STRING([--enable-rpath], [set hardcoded rpaths in the executable @<:@default=yes@:>@])],
560 dnl $AR and $RANLIB are set by LT_INIT above
561 AC_MSG_CHECKING([whether $AR supports D option])
562 if $AR crD conftest.a >/dev/null 2>/dev/null; then
564 dnl ARFLAGS is for automake, AR_FLAGS for libtool m-(
575 AC_MSG_CHECKING([whether $RANLIB supports D option])
576 if $RANLIB -D conftest.a >conftest.err 2>&1; then
577 if grep -q -- '-D' conftest.err; then
588 test -f conftest.err && rm conftest.err
589 test -f conftest.a && rm conftest.a
591 dnl ----------------------
592 dnl Packages configuration
593 dnl ----------------------
594 if test -f config.version; then
596 elif test -f "${srcdir}/config.version"; then
597 . "${srcdir}/config.version"
599 AC_ARG_WITH([pkg-extra-version],
600 AS_HELP_STRING([--with-pkg-extra-version=VER], [add extra version field, for packagers/distributions]), [
601 if test "$withval" = "no"; then
604 EXTRAVERSION=$withval
607 AC_ARG_WITH([pkg-git-version],
608 AS_HELP_STRING([--with-pkg-git-version], [add git information to MOTD and build version string]),
609 [ test "$withval" != "no" && with_pkg_git_version="yes" ])
610 AC_ARG_WITH([clippy],
611 AS_HELP_STRING([--with-clippy=PATH], [use external clippy helper program]))
612 AC_ARG_WITH([vtysh_pager],
613 AS_HELP_STRING([--with-vtysh-pager=PAGER], [control what pager is compiled in as default]),
614 VTYSH_PAGER=$withval, VTYSH_PAGER="more")
615 AC_ARG_ENABLE([vtysh],
616 AS_HELP_STRING([--disable-vtysh], [do not build integrated vty shell for FRR]))
618 AS_HELP_STRING([--disable-doc], [do not build docs]))
619 AC_ARG_ENABLE([doc-html],
620 AS_HELP_STRING([--enable-doc-html], [build HTML docs]))
621 AC_ARG_ENABLE([zebra],
622 AS_HELP_STRING([--disable-zebra], [do not build zebra daemon]))
623 AC_ARG_ENABLE([bgpd],
624 AS_HELP_STRING([--disable-bgpd], [do not build bgpd]))
625 AC_ARG_ENABLE([mgmtd],
626 AS_HELP_STRING([--disable-mgmtd], [do not build mgmtd]))
627 AC_ARG_ENABLE([mgmtd_local_validations],
628 AS_HELP_STRING([--enable-mgmtd-local-validations], [dev: unimplemented local validation]))
629 AC_ARG_ENABLE([ripd],
630 AS_HELP_STRING([--disable-ripd], [do not build ripd]))
631 AC_ARG_ENABLE([ripngd],
632 AS_HELP_STRING([--disable-ripngd], [do not build ripngd]))
633 AC_ARG_ENABLE([ospfd],
634 AS_HELP_STRING([--disable-ospfd], [do not build ospfd]))
635 AC_ARG_ENABLE([ospf6d],
636 AS_HELP_STRING([--disable-ospf6d], [do not build ospf6d]))
637 AC_ARG_ENABLE([ldpd],
638 AS_HELP_STRING([--disable-ldpd], [do not build ldpd]))
639 AC_ARG_ENABLE([nhrpd],
640 AS_HELP_STRING([--disable-nhrpd], [do not build nhrpd]))
641 AC_ARG_ENABLE([eigrpd],
642 AS_HELP_STRING([--disable-eigrpd], [do not build eigrpd]))
643 AC_ARG_ENABLE([babeld],
644 AS_HELP_STRING([--disable-babeld], [do not build babeld]))
645 AC_ARG_ENABLE([watchfrr],
646 AS_HELP_STRING([--disable-watchfrr], [do not build watchfrr]))
647 AC_ARG_ENABLE([isisd],
648 AS_HELP_STRING([--disable-isisd], [do not build isisd]))
649 AC_ARG_ENABLE([pimd],
650 AS_HELP_STRING([--disable-pimd], [do not build pimd]))
651 AC_ARG_ENABLE([pim6d],
652 AS_HELP_STRING([--disable-pim6d], [do not build pim6d]))
653 AC_ARG_ENABLE([pbrd],
654 AS_HELP_STRING([--disable-pbrd], [do not build pbrd]))
655 AC_ARG_ENABLE([sharpd],
656 AS_HELP_STRING([--enable-sharpd], [build sharpd]))
657 AC_ARG_ENABLE([staticd],
658 AS_HELP_STRING([--disable-staticd], [do not build staticd]))
659 AC_ARG_ENABLE([fabricd],
660 AS_HELP_STRING([--disable-fabricd], [do not build fabricd]))
661 AC_ARG_ENABLE([vrrpd],
662 AS_HELP_STRING([--disable-vrrpd], [do not build vrrpd]))
663 AC_ARG_ENABLE([pathd],
664 AS_HELP_STRING([--disable-pathd], [do not build pathd]))
665 AC_ARG_ENABLE([bgp-announce],
666 AS_HELP_STRING([--disable-bgp-announce], [turn off BGP route announcement]))
667 AC_ARG_ENABLE([bgp-vnc],
668 AS_HELP_STRING([--disable-bgp-vnc],[turn off BGP VNC support]))
669 AC_ARG_ENABLE([bgp-bmp],
670 AS_HELP_STRING([--disable-bgp-bmp],[turn off BGP BMP support]))
671 AC_ARG_ENABLE([snmp],
672 AS_HELP_STRING([--enable-snmp], [enable SNMP support for agentx]))
673 AC_ARG_ENABLE([config_rollbacks],
674 AS_HELP_STRING([--enable-config-rollbacks], [enable configuration rollbacks (requires sqlite3)]))
675 AC_ARG_ENABLE([confd],
676 AS_HELP_STRING([--enable-confd=ARG], [enable confd integration]))
677 AC_ARG_ENABLE([sysrepo],
678 AS_HELP_STRING([--enable-sysrepo], [enable sysrepo integration]))
679 AC_ARG_ENABLE([grpc],
680 AS_HELP_STRING([--enable-grpc], [enable the gRPC northbound plugin]))
681 AC_ARG_ENABLE([zeromq],
682 AS_HELP_STRING([--enable-zeromq], [enable ZeroMQ handler (libfrrzmq)]))
683 AC_ARG_ENABLE([lttng],
684 AS_HELP_STRING([--enable-lttng], [enable LTTng tracing]))
685 AC_ARG_ENABLE([usdt],
686 AS_HELP_STRING([--enable-usdt], [enable USDT probes]))
687 AC_ARG_WITH([libpam],
688 AS_HELP_STRING([--with-libpam], [use libpam for PAM support in vtysh]))
689 AC_ARG_ENABLE([ospfapi],
690 AS_HELP_STRING([--disable-ospfapi], [do not build OSPFAPI to access the OSPF LSA Database]))
691 AC_ARG_ENABLE([ospfclient],
692 AS_HELP_STRING([--disable-ospfclient], [do not build OSPFAPI client for OSPFAPI,
693 (this is the default if --disable-ospfapi is set)]))
694 AC_ARG_WITH([log_timestamp_precision],
695 AS_HELP_STRING([--with-log-timestamp-precision=ARG], [set startup log timestamp precision, ARG must be 0-12]))
696 AC_ARG_ENABLE([multipath],
697 AS_HELP_STRING([--enable-multipath=ARG], [enable multipath function, ARG must be digit]))
698 AC_ARG_WITH([service_timeout],
699 AS_HELP_STRING([--with-service-timeout=ARG], [set service timeout value (2 minutes by default), ARG must be digit]))
700 AC_ARG_ENABLE([user],
701 AS_HELP_STRING([--enable-user=USER], [user to run FRR suite as (default frr)]))
702 AC_ARG_ENABLE([group],
703 AS_HELP_STRING([--enable-group=GROUP], [group to run FRR suite as (default frr)]))
704 AC_ARG_ENABLE([vty_group],
705 AS_HELP_STRING([--enable-vty-group=ARG], [set vty sockets to have specified group as owner]))
706 AC_ARG_ENABLE([configfile_mask],
707 AS_HELP_STRING([--enable-configfile-mask=ARG], [set mask for config files]))
708 AC_ARG_ENABLE([logfile_mask],
709 AS_HELP_STRING([--enable-logfile-mask=ARG], [set mask for log files]))
710 AC_ARG_ENABLE([shell_access],
711 AS_HELP_STRING([--enable-shell-access], [Allow users to access shell/telnet/ssh]))
712 AC_ARG_ENABLE([realms],
713 AS_HELP_STRING([--enable-realms], [enable REALMS support under Linux]))
714 AC_ARG_ENABLE([rtadv],
715 AS_HELP_STRING([--disable-rtadv], [disable IPV6 router advertisement feature]))
716 AC_ARG_ENABLE([irdp],
717 AS_HELP_STRING([--disable-irdp], [disable IRDP server support in zebra (enabled by default if supported)]))
718 AC_ARG_ENABLE([capabilities],
719 AS_HELP_STRING([--disable-capabilities], [disable using POSIX capabilities]))
720 AC_ARG_ENABLE([gcc_ultra_verbose],
721 AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings]))
722 AC_ARG_ENABLE([backtrace],
723 AS_HELP_STRING([--disable-backtrace], [disable crash backtraces (default autodetect)]))
724 AC_ARG_ENABLE([time-check],
725 AS_HELP_STRING([--disable-time-check], [disable slow thread warning messages]))
726 AC_ARG_ENABLE([cpu-time],
727 AS_HELP_STRING([--disable-cpu-time], [disable cpu usage data gathering]))
728 AC_ARG_ENABLE([pcreposix],
729 AS_HELP_STRING([--enable-pcreposix], [enable using PCRE Posix libs for regex functions]))
730 AC_ARG_ENABLE([pcre2posix],
731 AS_HELP_STRING([--enable-pcre2posix], [enable using PCRE2 Posix libs for regex functions]))
733 AS_HELP_STRING([--enable-fpm], [enable Forwarding Plane Manager support]))
734 AC_ARG_ENABLE([werror],
735 AS_HELP_STRING([--enable-werror], [enable -Werror (recommended for developers only)]))
736 AC_ARG_ENABLE([cumulus],
737 AS_HELP_STRING([--enable-cumulus], [enable Cumulus Switch Special Extensions]))
738 AC_ARG_ENABLE([datacenter],
739 AS_HELP_STRING([--enable-datacenter], [enable Compilation for Data Center Extensions]))
740 AC_ARG_ENABLE([rr-semantics],
741 AS_HELP_STRING([--disable-rr-semantics], [disable the v6 Route Replace semantics]))
742 AC_ARG_ENABLE([protobuf],
743 AS_HELP_STRING([--enable-protobuf], [Enable experimental protobuf support]))
744 AC_ARG_ENABLE([oldvpn_commands],
745 AS_HELP_STRING([--enable-oldvpn-commands], [Keep old vpn commands]))
746 AC_ARG_ENABLE([rpki],
747 AS_HELP_STRING([--enable-rpki], [enable RPKI prefix validation support]))
748 AC_ARG_ENABLE([clippy-only],
749 AS_HELP_STRING([--enable-clippy-only], [Only build clippy]))
750 AC_ARG_ENABLE([numeric_version],
751 AS_HELP_STRING([--enable-numeric-version], [Only numeric digits allowed in version (for Alpine)]))
752 AC_ARG_ENABLE([gcov],
753 AS_HELP_STRING([--enable-gcov], [Collect coverage information with gcov]))
754 AC_ARG_ENABLE([clang_coverage],
755 AS_HELP_STRING([--enable-clang-coverage], [Collect coverage information with Clang Coverage]))
756 AC_ARG_ENABLE([bfdd],
757 AS_HELP_STRING([--disable-bfdd], [do not build bfdd]))
758 AC_ARG_ENABLE([address-sanitizer],
759 AS_HELP_STRING([--enable-address-sanitizer], [enable AddressSanitizer support for detecting a wide variety of memory allocation and deallocation errors]))
760 AC_ARG_ENABLE([thread-sanitizer],
761 AS_HELP_STRING([--enable-thread-sanitizer], [enable ThreadSanitizer support for detecting data races]))
762 AC_ARG_ENABLE([memory-sanitizer],
763 AS_HELP_STRING([--enable-memory-sanitizer], [enable MemorySanitizer support for detecting uninitialized memory reads]))
764 AC_ARG_ENABLE([undefined-sanitizer],
765 AS_HELP_STRING([--enable-undefined-sanitizer], [enable UndefinedBehaviorSanitizer support for detecting undefined behavior]))
766 AC_ARG_WITH([crypto],
767 AS_HELP_STRING([--with-crypto=<internal|openssl>], [choose between different implementations of cryptographic functions(default value is --with-crypto=internal)]))
768 AC_ARG_WITH([frr-format],
769 AS_HELP_STRING([--with-frr-format[=<.../frr-format.so>]], [use frr-format GCC plugin]))
771 AC_ARG_ENABLE([version-build-config],
772 AS_HELP_STRING([--disable-version-build-config], [do not include build configs in show version command]))
774 #if openssl, else use the internal
775 AS_IF([test "$with_crypto" = "openssl"], [
776 AC_CHECK_LIB([crypto], [EVP_DigestInit], [LIBS="$LIBS -lcrypto"], [], [])
777 if test "$ac_cv_lib_crypto_EVP_DigestInit" = "no"; then
778 AC_MSG_ERROR([build with openssl has been specified but openssl library was not found on your system])
780 AC_DEFINE([CRYPTO_OPENSSL], [1], [Compile with openssl support])
782 ], [test "$with_crypto" = "internal" || test "$with_crypto" = "" ], [AC_DEFINE([CRYPTO_INTERNAL], [1], [Compile with internal cryptographic implementation])
783 ], [AC_MSG_ERROR([Unknown value for --with-crypto])]
786 AS_IF([test "$enable_clippy_only" != "yes"], [
787 AC_CHECK_HEADERS([json-c/json.h])
788 AC_CHECK_LIB([json-c], [json_object_get], [LIBS="$LIBS -ljson-c"], [], [-lm])
789 if test "$ac_cv_lib_json_c_json_object_get" = "no"; then
790 AC_CHECK_LIB([json], [json_object_get], [LIBS="$LIBS -ljson"])
791 if test "$ac_cv_lib_json_json_object_get" = "no"; then
792 AC_MSG_ERROR([libjson is needed to compile])
797 AC_ARG_ENABLE([dev_build],
798 AS_HELP_STRING([--enable-dev-build], [build for development]))
800 AC_ARG_ENABLE([scripting],
801 AS_HELP_STRING([--enable-scripting], [Build with scripting support]))
803 AC_ARG_ENABLE([netlink-debug],
804 AS_HELP_STRING([--disable-netlink-debug], [don't pretty print netlink debug messages]))
806 if test "$enable_netlink_debug" != "no" ; then
807 AC_DEFINE([NETLINK_DEBUG], [1], [Netlink extra debugging code])
810 AM_CONDITIONAL([NETLINK_DEBUG], [test "$enable_netlink_debug" != "no"])
812 if test "$enable_time_check" != "no" ; then
813 if test "$enable_time_check" = "yes" -o "$enable_time_check" = "" ; then
814 AC_DEFINE([CONSUMED_TIME_CHECK], [5000000], [Consumed Time Check])
816 AC_DEFINE_UNQUOTED([CONSUMED_TIME_CHECK], [$enable_time_check], [Consumed Time Check])
820 case "${enable_cpu_time}" in
822 AC_DEFINE([EXCLUDE_CPU_TIME], [1], [Exclude getrusage data gathering])
828 if test "$enable_rr_semantics" != "no" ; then
829 AC_DEFINE([HAVE_V6_RR_SEMANTICS], [1], [Compile in v6 Route Replacement Semantics])
832 if test "$enable_datacenter" = "yes" ; then
833 AC_DEFINE([HAVE_DATACENTER], [1], [Compile extensions for a DataCenter])
834 DFLT_NAME="datacenter"
836 DFLT_NAME="traditional"
839 if test "$enable_cumulus" = "yes" ; then
840 AC_DEFINE([HAVE_CUMULUS], [1], [Compile Special Cumulus Code in])
843 AC_SUBST([DFLT_NAME])
844 AC_DEFINE_UNQUOTED([DFLT_NAME], ["$DFLT_NAME"], [Name of the configuration default set])
846 if test "$enable_shell_access" = "yes"; then
847 AC_DEFINE([HAVE_SHELL_ACCESS], [1], [Allow user to use ssh/telnet/bash, be aware this is considered insecure])
854 AS_IF([test "$host" = "$build"], [
856 AC_CHECK_HEADER([gelf.h], [], [
857 AC_MSG_ERROR([libelf headers are required for building clippy. (Host only when cross-compiling.)])
861 AC_CHECK_LIB([elf], [elf_memory], [], [
862 AC_MSG_ERROR([libelf is required for building clippy. (Host only when cross-compiling.)])
865 AC_CHECK_LIB([elf], [elf_getdata_rawchunk], [
866 AC_DEFINE([HAVE_ELF_GETDATA_RAWCHUNK], [1], [Have elf_getdata_rawchunk()])
868 AC_CHECK_LIB([elf], [gelf_getnote], [
869 AC_DEFINE([HAVE_GELF_GETNOTE], [1], [Have gelf_getnote()])
879 FRR_PYTHON_MODULES([pytest])
881 if test "$enable_doc" != "no"; then
882 FRR_PYTHON_MODULES([sphinx], , [
883 if test "$enable_doc" = "yes"; then
884 AC_MSG_ERROR([Documentation was explicitly requested with --enable-doc but sphinx is not available for $PYTHON. Please disable docs or install sphinx.])
888 AM_CONDITIONAL([DOC], [test "$enable_doc" != "no" -a "$frr_py_mod_sphinx" != "false"])
889 AM_CONDITIONAL([DOC_HTML], [test "$enable_doc_html" = "yes"])
891 FRR_PYTHON_MOD_EXEC([sphinx], [--version], [
894 PYSPHINX="-c 'import sys; from sphinx import main; sys.exit(main(sys.argv))'"
899 # Logic for old vpn commands support.
901 if test "$enable_oldvpn_commands" = "yes"; then
902 AC_DEFINE([KEEP_OLD_VPN_COMMANDS], [1], [Define for compiling with old vpn commands])
905 AC_MSG_CHECKING([if zebra should be configurable to send Route Advertisements])
906 if test "$enable_rtadv" != "no"; then
908 AC_DEFINE([HAVE_RTADV], [1], [Enable IPv6 Routing Advertisement support])
913 if test "$enable_user" = "no"; then
916 if test "$enable_user" = "yes" || test "$enable_user" = ""; then
919 AC_DEFINE_UNQUOTED([FRR_USER], ["${enable_user}"], [frr User])
922 if test "$enable_group" = "no"; then
925 if test "$enable_group" = "yes" || test "$enable_group" = ""; then
928 AC_DEFINE_UNQUOTED([FRR_GROUP], ["${enable_group}"], [frr Group])
931 if test "$enable_vty_group" = "yes" ; then
932 AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
933 elif test "$enable_vty_group" != ""; then
934 if test "$enable_vty_group" != "no"; then
935 AC_DEFINE_UNQUOTED([VTY_GROUP], ["${enable_vty_group}"], [VTY Sockets Group])
938 AC_SUBST([enable_user])
939 AC_SUBST([enable_group])
940 AC_SUBST([enable_vty_group])
942 enable_configfile_mask=${enable_configfile_mask:-0600}
943 AC_DEFINE_UNQUOTED([CONFIGFILE_MASK], [${enable_configfile_mask}], [Mask for config files])
944 AC_SUBST([enable_configfile_mask])
946 enable_logfile_mask=${enable_logfile_mask:-0600}
947 AC_DEFINE_UNQUOTED([LOGFILE_MASK], [${enable_logfile_mask}], [Mask for log files])
951 case "${enable_multipath}" in
955 [[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
956 MPATH_NUM="${enable_multipath}"
961 AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
965 AC_DEFINE_UNQUOTED([MULTIPATH_NUM], [$MPATH_NUM], [Maximum number of paths for a route])
967 case "${with_log_timestamp_precision}" in
973 AC_MSG_FAILURE([Please specify a number from 0-12 for log precision ARG])
976 with_log_timestamp_precision=${with_log_timestamp_precision:-0}
977 AC_DEFINE_UNQUOTED([LOG_TIMESTAMP_PRECISION], [${with_log_timestamp_precision}], [Startup zlog timestamp precision])
979 AC_DEFINE_UNQUOTED([VTYSH_PAGER], ["$VTYSH_PAGER"], [What pager to use])
982 case "${with_service_timeout}" in
983 [[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
984 TIMEOUT_MIN="${with_service_timeout}"
989 AC_MSG_FAILURE([Please specify digit for timeout ARG])
992 AC_SUBST([TIMEOUT_MIN])
994 dnl --------------------
995 dnl Enable code coverage
996 dnl --------------------
997 AM_CONDITIONAL([HAVE_GCOV], [test "$enable_gcov" != "no"])
999 dnl ------------------------------------
1000 dnl Alpine only accepts numeric versions
1001 dnl ------------------------------------
1002 if test "$enable_numeric_version" != "" ; then
1003 VERSION="`echo ${VERSION} | tr -c -d '[[.0-9]]'`"
1004 PACKAGE_VERSION="`echo ${PACKAGE_VERSION} | tr -c -d '[[.0-9]]'`"
1007 dnl -----------------------------------
1008 dnl Add extra version string to package
1009 dnl name, string and version fields.
1010 dnl -----------------------------------
1011 if test "$EXTRAVERSION" != "" ; then
1012 VERSION="${VERSION}${EXTRAVERSION}"
1013 PACKAGE_VERSION="${PACKAGE_VERSION}${EXTRAVERSION}"
1014 AC_SUBST(PACKAGE_EXTRAVERSION, ["${EXTRAVERSION}"])
1015 PACKAGE_STRING="${PACKAGE_STRING}${EXTRAVERSION}"
1017 AC_SUBST([EXTRAVERSION])
1019 if test "$with_pkg_git_version" = "yes"; then
1020 if test -e "${srcdir}/.git"; then
1021 AC_DEFINE([GIT_VERSION], [1], [include git version info])
1022 else with_pkg_git_version="no"
1023 AC_MSG_WARN([--with-pkg-git-version given, but this is not a git checkout])
1026 AM_CONDITIONAL([GIT_VERSION], [test "$with_pkg_git_version" = "yes"])
1028 AC_CHECK_TOOL([OBJCOPY], [objcopy], [:])
1029 if test "$OBJCOPY" != ":"; then
1030 AC_CACHE_CHECK([for .interp value to use], [frr_cv_interp], [
1032 AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])], [
1033 if $OBJCOPY -j.interp -Obinary conftest conftest.interp; then
1034 frr_cv_interp="`xargs -0 echo < conftest.interp`"
1036 test -f conftest.interp && rm conftest.interp
1040 if test -n "$frr_cv_interp"; then
1041 AC_DEFINE_UNQUOTED([INTERP], ["$frr_cv_interp"], [.interp value])
1044 dnl -------------------------
1045 dnl Check other header files.
1046 dnl -------------------------
1047 AC_CHECK_HEADERS([stropts.h sys/ksym.h \
1048 linux/version.h asm/types.h endian.h sys/endian.h])
1050 ac_stdatomic_ok=false
1051 AC_DEFINE([FRR_AUTOCONF_ATOMIC], [1], [did autoconf checks for atomic funcs])
1052 AC_CHECK_HEADER([stdatomic.h],[
1054 AC_MSG_CHECKING([whether _Atomic qualifier works])
1055 AC_LINK_IFELSE([AC_LANG_SOURCE([[
1056 #include <stdatomic.h>
1057 int main(int argc, char **argv) {
1062 AC_DEFINE([HAVE_STDATOMIC_H], [1], [found stdatomic.h])
1063 AC_MSG_RESULT([yes])
1064 ac_stdatomic_ok=true
1070 AS_IF([$ac_stdatomic_ok], [true], [
1071 AC_MSG_CHECKING([for __atomic_* builtins])
1072 AC_LINK_IFELSE([AC_LANG_SOURCE([[
1073 int main(int argc, char **argv) {
1075 __atomic_store_n (&i, 0, __ATOMIC_RELEASE);
1076 return __atomic_load_n (&i, __ATOMIC_ACQUIRE);
1079 AC_DEFINE([HAVE___ATOMIC], [1], [found __atomic builtins])
1080 AC_MSG_RESULT([yes])
1084 dnl FreeBSD 9 has a broken stdatomic.h where _Atomic doesn't work
1085 AC_MSG_CHECKING([for __sync_* builtins])
1086 AC_LINK_IFELSE([AC_LANG_SOURCE([[
1087 int main(int argc, char **argv) {
1089 __sync_fetch_and_sub (&i, 1);
1090 return __sync_val_compare_and_swap (&i, 0, 1);
1093 AC_DEFINE([HAVE___SYNC], [1], [found __sync builtins])
1094 AC_MSG_RESULT([yes])
1096 AC_MSG_CHECKING([for __sync_swap builtin])
1097 AC_LINK_IFELSE([AC_LANG_SOURCE([[
1098 int main(int argc, char **argv) {
1100 return __sync_swap (&i, 2);
1103 AC_DEFINE([HAVE___SYNC_SWAP], 1, [found __sync_swap builtin])
1104 AC_MSG_RESULT([yes])
1111 AC_MSG_FAILURE([stdatomic.h unavailable and $CC has neither __atomic nor __sync builtins])
1118 AS_IF([$needsync], [
1120 AC_MSG_CHECKING([for Linux futex() support])
1121 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1127 #include <sys/time.h>
1128 #include <sys/syscall.h>
1129 #include <linux/futex.h>
1135 return syscall(SYS_futex, NULL, FUTEX_WAIT, 0, NULL, NULL, 0);
1138 AC_MSG_RESULT([yes])
1139 AC_DEFINE(HAVE_SYNC_LINUX_FUTEX,,Have Linux futex support)
1146 AS_IF([$needsync], [
1148 AC_MSG_CHECKING([for FreeBSD _umtx_op() support])
1149 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1152 #include <sys/types.h>
1153 #include <sys/umtx.h>
1158 return _umtx_op(NULL, UMTX_OP_WAIT_UINT, 0, NULL, NULL);
1161 AC_MSG_RESULT([yes])
1162 AC_DEFINE(HAVE_SYNC_UMTX_OP,,Have FreeBSD _umtx_op() support)
1169 AS_IF([$needsync], [
1170 dnl OpenBSD patch (not upstream at the time of writing this)
1171 dnl https://marc.info/?l=openbsd-tech&m=147299508409549&w=2
1172 AC_MSG_CHECKING([for OpenBSD futex() support])
1173 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1174 #include <sys/futex.h>
1179 return futex(NULL, FUTEX_WAIT, 0, NULL, NULL, 0);
1182 AC_MSG_RESULT([yes])
1183 AC_DEFINE(HAVE_SYNC_OPENBSD_FUTEX,,Have OpenBSD futex support)
1190 dnl Utility macro to avoid retyping includes all the time
1191 m4_define([FRR_INCLUDES],
1193 #define _POSIX_C_SOURCE 200809L
1194 #define __EXTENSIONS__
1199 #include <sys/types.h>
1200 /* sys/conf.h depends on param.h on FBSD at least */
1201 #include <sys/param.h>
1202 /* Required for MAXSIG */
1204 #include <sys/socket.h>
1206 # define __APPLE_USE_RFC_3542
1208 #include <netinet/in.h>
1209 #include <sys/time.h>
1214 dnl Same applies for HAVE_NET_IF_VAR_H, which HAVE_NETINET6_ND6_H and
1215 dnl HAVE_NETINET_IN_VAR_H depend upon. But if_var.h depends on if.h, hence
1216 dnl an additional round for it.
1218 AC_CHECK_HEADERS([net/if_var.h], [], [], [FRR_INCLUDES])
1220 m4_define([FRR_INCLUDES],
1222 [#ifdef HAVE_NET_IF_VAR_H
1223 # include <net/if_var.h>
1227 AC_CHECK_HEADERS([netinet/in_var.h \
1228 net/if_dl.h net/netopt.h \
1229 inet/nd.h netinet/ip_icmp.h \
1230 sys/sysctl.h sys/sockio.h sys/conf.h],
1231 [], [], [FRR_INCLUDES])
1233 AC_CHECK_HEADERS([ucontext.h], [], [],
1236 #endif /* __USE_GNU */
1240 m4_define([UCONTEXT_INCLUDES],
1241 [#include <ucontext.h>])dnl
1243 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.uc_regs],
1244 [], [], [UCONTEXT_INCLUDES])
1245 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs],
1246 [AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs.nip],
1247 [], [], [UCONTEXT_INCLUDES])],
1248 [], [UCONTEXT_INCLUDES])
1249 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.gregs],
1250 [], [], [UCONTEXT_INCLUDES])
1252 m4_define([FRR_INCLUDES],
1256 #include <netinet/in_systm.h>
1257 #ifdef HAVE_NETINET_IN_VAR_H
1258 # include <netinet/in_var.h>
1260 #ifdef HAVE_NET_IF_DL_H
1261 # include <net/if_dl.h>
1263 #ifdef HAVE_NET_NETOPT_H
1264 # include <net/netopt.h>
1266 #include <net/route.h>
1267 #ifdef HAVE_INET_ND_H
1268 # include <inet/nd.h>
1270 #include <arpa/inet.h>
1271 /* Required for IDRP */
1272 #ifdef HAVE_NETINET_IP_ICMP_H
1273 # include <netinet/ip_icmp.h>
1277 dnl V6 headers are checked below, after we check for v6
1281 AC_MSG_CHECKING([which operating system interface to use])
1284 AC_MSG_FAILURE([Solaris support has been removed please see versions prior or equal to 7.5])
1287 AC_MSG_RESULT([Linux])
1289 AC_DEFINE([GNU_LINUX], [1], [GNU Linux])
1290 AC_DEFINE([HAVE_NETLINK], [1], [netlink])
1291 AC_DEFINE([LINUX_IPV6], [1], [Linux IPv6 stack])
1293 dnl Linux has a compilation problem with mixing
1294 dnl netinet/in.h and linux/in6.h they are not
1295 dnl compatible. There has been discussion on
1296 dnl how to fix it but no real progress on implementation
1297 dnl when they fix it, remove this
1298 AC_DEFINE([IPV6_MINHOPCOUNT], [73], [Linux ipv6 Min Hop Count])
1303 AC_MSG_RESULT([OpenBSD])
1305 AC_DEFINE([OPEN_BSD], [1], [OpenBSD])
1306 AC_DEFINE([KAME], [1], [KAME IPv6])
1307 AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
1310 AC_MSG_RESULT([BSD])
1312 AC_DEFINE([HAVE_NET_RT_IFLIST], [1], [NET_RT_IFLIST])
1313 AC_DEFINE([KAME], [1], [KAME IPv6])
1314 AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
1317 AM_CONDITIONAL([LINUX], [${is_linux}])
1321 dnl ------------------------
1322 dnl Integrated REALMS option
1323 dnl ------------------------
1324 if test "$enable_realms" = "yes"; then
1327 AC_DEFINE([SUPPORT_REALMS], [1], [Realms support])
1330 echo "Sorry, only Linux has REALMS support"
1349 AC_CHECK_MEMBERS([struct mmsghdr.msg_hdr], [], [], FRR_INCLUDES)
1351 dnl ##########################################################################
1352 dnl LARGE if block spans a lot of "configure"!
1353 if test "$enable_clippy_only" != "yes"; then
1354 dnl ##########################################################################
1357 # Logic for protobuf support.
1360 # Enable Protobuf by default at all times.
1361 # Check for protoc & protoc-c
1362 # protoc is not required, it's only for a "be nice" helper target
1363 AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
1365 AC_CHECK_PROGS([PROTOC_C], [protoc-c], [/bin/false])
1366 if test "$PROTOC_C" = "/bin/false"; then
1367 AC_MSG_FAILURE([protobuf requested but protoc-c not found. Install protobuf-c.])
1370 PKG_CHECK_MODULES([PROTOBUF_C], [libprotobuf-c >= 1.1.0],, [
1371 AC_MSG_FAILURE([minimum version (1.1.0) of libprotobuf-c not found. Install minimum required version of protobuf-c.])
1374 if test "$enable_protobuf3" = "yes"; then
1376 AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h],
1377 [AC_CHECK_DECLS(PROTOBUF_C_LABEL_NONE,
1378 AC_DEFINE([HAVE_PROTOBUF_VERSION_3],
1379 [1], [Have Protobuf version 3]),
1381 [#include <google/protobuf-c/protobuf-c.h>])],
1382 [PROTO3=false && AC_MSG_FAILURE([protobuf3 requested but protobuf-c.h not found. Install protobuf-c.])])
1385 AC_DEFINE([HAVE_PROTOBUF], [1], [protobuf])
1387 # End of logic for protobuf support.
1391 dnl ---------------------
1392 dnl Integrated VTY option
1393 dnl ---------------------
1394 case "${enable_vtysh}" in
1399 AC_DEFINE([VTYSH], [1], [VTY shell])
1402 AC_CHECK_LIB([readline], [readline], [
1403 LIBREADLINE="-lreadline"
1405 dnl readline failed - it might be incorrectly linked and missing its
1406 dnl termcap/tinfo/curses dependency. see if we can fix that...
1407 AC_SEARCH_LIBS([tputs], [termcap tinfo curses ncurses], [
1408 LIBREADLINE="$ac_cv_search_tputs"
1410 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1413 dnl re-try with the lib we found above
1414 unset ac_cv_lib_readline_main
1415 AC_CHECK_LIB([readline], [main], [
1416 LIBREADLINE="-lreadline $LIBREADLINE"
1418 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1421 LIBS="$LIBS -lreadline"
1422 AC_CHECK_FUNCS([rl_clear_visible_line])
1425 AC_CHECK_HEADER([readline/history.h])
1426 if test "$ac_cv_header_readline_history_h" = "no"; then
1427 AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
1429 AC_CHECK_LIB([readline], [rl_completion_matches], [true], [], [$LIBREADLINE])
1430 if test "$ac_cv_lib_readline_rl_completion_matches" = "no"; then
1431 AC_DEFINE([rl_completion_matches], [completion_matches], [Old readline])
1433 AC_CHECK_LIB([readline], [append_history], [frr_cv_append_history=yes], [frr_cv_append_history=no], [$LIBREADLINE])
1434 if test "$frr_cv_append_history" = "yes"; then
1435 AC_DEFINE([HAVE_APPEND_HISTORY], [1], [Have history.h append_history])
1439 AC_SUBST([LIBREADLINE])
1444 dnl FRR detects the PAM library it is built against by checking for a
1445 dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
1446 dnl is known to #include pam_appl.h, the standard header of a PAM library, and
1447 dnl openpam.h doesn't do that, although depends on the header too. Hence a
1448 dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
1451 if test "$with_libpam" = "yes"; then
1452 AC_CHECK_HEADER([security/pam_misc.h],
1453 [AC_DEFINE([HAVE_PAM_MISC_H], [1], [Have pam_misc.h])
1454 AC_DEFINE([PAM_CONV_FUNC], [misc_conv], [Have misc_conv])
1455 pam_conv_func="misc_conv"
1458 AC_CHECK_HEADER([security/openpam.h],
1459 [AC_DEFINE([HAVE_OPENPAM_H], [1], [Have openpam.h])
1460 AC_DEFINE([PAM_CONV_FUNC], [openpam_ttyconv], [Have openpam_ttyconv])
1461 pam_conv_func="openpam_ttyconv"
1463 [], FRR_INCLUDES[#include <security/pam_appl.h>])
1464 if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
1465 AC_MSG_WARN([*** pam support will not be built ***])
1470 if test "$with_libpam" = "yes"; then
1471 dnl took this test from proftpds configure.in and suited to our needs
1472 dnl -------------------------------------------------------------------------
1474 dnl This next check looks funky due to a linker problem with some versions
1475 dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
1476 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
1477 dnl with RedHat 6.2 and Debian 2.2 or better.
1478 AC_CHECK_LIB([pam], [pam_start],
1479 [AC_CHECK_LIB([pam], [$pam_conv_func],
1480 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1482 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1483 LIBPAM="-lpam -lpam_misc"]
1487 [AC_CHECK_LIB([pam], [pam_end],
1488 [AC_CHECK_LIB([pam], [$pam_conv_func],
1489 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1490 LIBPAM="-lpam -ldl"],
1491 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1492 LIBPAM="-lpam -ldl -lpam_misc"]
1494 ],AC_MSG_WARN([*** pam support will not be built ***]),
1501 dnl -------------------------------
1502 dnl bgpd needs pow() and hence libm
1503 dnl -------------------------------
1506 AC_SEARCH_LIBS([pow], [m], [
1509 AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
1514 AC_CHECK_FUNCS([ppoll], [
1515 AC_DEFINE([HAVE_PPOLL], [1], [have Linux/BSD ppoll()])
1517 AC_CHECK_FUNCS([pollts], [
1518 AC_DEFINE([HAVE_POLLTS], [1], [have NetBSD pollts()])
1521 AC_CHECK_HEADER([asm-generic/unistd.h],
1522 [AC_CHECK_DECL(__NR_setns,
1523 AC_DEFINE([HAVE_NETNS], [1], [Have netns]),,
1524 FRR_INCLUDES [#include <asm-generic/unistd.h>
1526 AC_CHECK_FUNCS([setns])]
1529 dnl --------------------------
1530 dnl Determine IS-IS I/O method
1531 dnl --------------------------
1532 AC_DEFINE([ISIS_METHOD_PFPACKET], [1], [constant value for isis method pfpacket])
1533 AC_DEFINE([ISIS_METHOD_DLPI], [2], [constant value for isis method dlpi])
1534 AC_DEFINE([ISIS_METHOD_BPF], [3], [constant value for isis method bpf])
1535 AC_CHECK_HEADER([net/bpf.h])
1536 AC_CHECK_HEADER([sys/dlpi.h])
1537 AC_MSG_CHECKING([zebra IS-IS I/O method])
1541 AC_MSG_RESULT([pfpacket])
1542 ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
1545 if test "$ac_cv_header_net_bpf_h" = "no"; then
1546 if test "$ac_cv_header_sys_dlpi_h" = "no"; then
1547 AC_MSG_RESULT([none])
1548 if test "$enable_isisd" = "yes" -o "$enable_fabricd" = "yes"; then
1549 AC_MSG_FAILURE([IS-IS support requested but no packet backend found])
1551 AC_MSG_WARN([*** IS-IS support will not be built ***])
1555 AC_MSG_RESULT([DLPI])
1557 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1559 AC_MSG_RESULT([BPF])
1560 ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
1564 AC_DEFINE_UNQUOTED([ISIS_METHOD], [$ISIS_METHOD_MACRO], [selected method for isis, == one of the constants])
1566 dnl ---------------------------------------------------------------
1567 dnl figure out how to specify an interface in multicast sockets API
1568 dnl ---------------------------------------------------------------
1569 AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
1571 AC_CHECK_HEADERS([linux/mroute.h], [], [],[
1572 #include <sys/socket.h>
1573 #include <netinet/in.h>
1574 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1575 #include <linux/types.h>
1578 AC_CHECK_HEADERS([linux/mroute6.h], [], [],[
1579 #include <sys/socket.h>
1580 #include <netinet/in.h>
1581 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1582 #include <linux/types.h>
1585 m4_define([FRR_INCLUDES],
1587 [#ifdef HAVE_LINUX_MROUTE_H
1588 # include <linux/mroute.h>
1592 AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
1593 #include <sys/socket.h>
1594 #include <sys/types.h>
1595 #include <netinet/in.h>
1596 #include <net/route.h>
1599 m4_define([FRR_INCLUDES],
1601 [#ifdef HAVE_NETINET_IP_MROUTE_H
1602 # include <netinet/ip_mroute.h>
1606 AC_MSG_CHECKING([for RFC3678 protocol-independed API])
1608 [ AC_LANG_PROGRAM([[
1609 #include <sys/types.h>
1610 #include <netinet/in.h>
1612 struct group_req gr;
1614 setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
1617 AC_MSG_RESULT([yes])
1618 AC_DEFINE([HAVE_RFC3678], [1], [Have RFC3678 protocol-independed API])
1623 dnl ---------------------------------------------------------------
1624 dnl figure out how to check link-state
1625 dnl ---------------------------------------------------------------
1626 AC_CHECK_HEADER([net/if_media.h],
1627 [m4_define([LINK_DETECT_INCLUDES],
1629 [#include <net/if_media.h>
1631 AC_CHECK_MEMBERS([struct ifmediareq.ifm_status],
1632 AC_DEFINE([HAVE_BSD_LINK_DETECT], [1], [BSD link-detect]),
1633 [], LINK_DETECT_INCLUDES)],
1637 dnl ---------------------------------------------------------------
1638 dnl Additional, newer way to check link-state using ifi_link_state.
1639 dnl Not available in all BSD's when ifmediareq available
1640 dnl ---------------------------------------------------------------
1641 AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
1642 AC_DEFINE([HAVE_BSD_IFI_LINK_STATE], [1], [BSD ifi_link_state available]),
1645 dnl ------------------------
1646 dnl TCP_MD5SIG socket option
1647 dnl ------------------------
1649 AC_CHECK_HEADER([netinet/tcp.h],
1650 [m4_define([MD5_INCLUDES],
1652 [#include <netinet/tcp.h>
1654 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
1657 if test "$ac_cv_have_decl_TCP_MD5SIG" = "no"; then
1658 AC_CHECK_HEADER([linux/tcp.h],
1659 [m4_define([MD5_INCLUDES],
1661 [#include <linux/tcp.h>
1663 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
1667 AC_CHECK_LIB([crypt], [crypt], [], [
1668 AC_CHECK_LIB([crypto], [DES_crypt])
1671 LIBCRYPT="${LIBCRYPT%$LIBS_save}"
1672 LIBCRYPT="${LIBCRYPT#$LIBS_save}"
1673 AC_SUBST([LIBCRYPT])
1677 AC_CHECK_LIB([resolv], [res_init])
1679 dnl ---------------------------
1680 dnl check system has PCRE regexp
1681 dnl ---------------------------
1682 if test "$enable_pcreposix" = "yes"; then
1683 AC_CHECK_LIB([pcreposix], [regexec], [], [
1684 AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
1687 AC_SUBST([HAVE_LIBPCREPOSIX])
1689 dnl ---------------------------
1690 dnl check system has PCRE2 regexp
1691 dnl ---------------------------
1692 if test "$enable_pcre2posix" = "yes"; then
1693 AC_CHECK_LIB([pcre2-posix], [regexec], [], [
1694 AC_MSG_ERROR([--enable-pcre2posix given but unable to find libpcre2-posix])
1697 AC_SUBST([HAVE_LIBPCRE2_POSIX])
1699 dnl ##########################################################################
1700 dnl test "$enable_clippy_only" != "yes"
1702 dnl END OF LARGE if block
1703 dnl ##########################################################################
1705 dnl ------------------
1706 dnl check C-Ares library
1707 dnl ------------------
1708 PKG_CHECK_MODULES([CARES], [libcares], [
1713 AM_CONDITIONAL([CARES], [$c_ares_found])
1716 dnl ----------------------------------------------------------------------------
1717 dnl figure out if domainname is available in the utsname struct (GNU extension).
1718 dnl ----------------------------------------------------------------------------
1719 AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
1721 dnl ------------------
1722 dnl IPv6 header checks
1723 dnl ------------------
1724 AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
1725 netinet6/in6_var.h netinet6/nd6.h], [], [],
1728 m4_define([FRR_INCLUDES],dnl
1730 [#ifdef HAVE_NETINET6_IN6_H
1731 #include <netinet6/in6.h>
1733 #ifdef HAVE_NETINET_IN6_VAR_H
1734 #include <netinet/in6_var.h>
1736 #include <netinet/icmp6.h>
1737 #ifdef HAVE_NETINET6_IN6_VAR_H
1738 # include <netinet6/in6_var.h>
1740 #ifdef HAVE_NETINET6_ND6_H
1741 # include <netinet6/nd6.h>
1745 dnl --------------------
1746 dnl Daemon disable check
1747 dnl --------------------
1749 AS_IF([test "$enable_bgpd" != "no"], [
1750 AC_DEFINE([HAVE_BGPD], [1], [bgpd])
1753 AS_IF([test "$enable_mgmtd" != "no"], [
1755 AC_DEFINE([HAVE_MGMTD], [1], [mgmtd])
1757 # Enable MGMTD local validations
1758 AS_IF([test "$enable_mgmtd_local_validations" == "yes"], [
1759 AC_DEFINE([MGMTD_LOCAL_VALIDATIONS_ENABLED], [1], [Enable mgmtd local validations.])
1763 AS_IF([test "$enable_ripd" != "no"], [
1764 AC_DEFINE([HAVE_RIPD], [1], [ripd])
1767 AS_IF([test "$enable_ripngd" != "no"], [
1768 AC_DEFINE([HAVE_RIPNGD], [1], [ripngd])
1771 AS_IF([test "$enable_ospfd" != "no"], [
1772 AC_DEFINE([HAVE_OSPFD], [1], [ospfd])
1775 AS_IF([test "$enable_ospf6d" != "no"], [
1776 AC_DEFINE([HAVE_OSPF6D], [1], [ospf6d])
1779 AS_IF([test "$enable_ldpd" != "no"], [
1780 AC_DEFINE([HAVE_LDPD], [1], [ldpd])
1783 AS_IF([test "$enable_nhrpd" != "no"], [
1784 AC_DEFINE([HAVE_NHRPD], [1], [nhrpd])
1787 AS_IF([test "$enable_eigrpd" != "no"], [
1788 AC_DEFINE([HAVE_EIGRPD], [1], [eigrpd])
1791 AS_IF([test "$enable_babeld" != "no"], [
1792 AC_DEFINE([HAVE_BABELD], [1], [babeld])
1795 AS_IF([test "$enable_isisd" != "no"], [
1796 AC_DEFINE([HAVE_ISISD], [1], [isisd])
1799 AS_IF([test "$enable_pimd" != "no"], [
1800 AC_DEFINE([HAVE_PIMD], [1], [pimd])
1803 AS_IF([test "$enable_pim6d" != "no"], [
1804 AC_DEFINE([HAVE_PIM6D], [1], [pim6d])
1807 AS_IF([test "$enable_pbrd" != "no"], [
1808 AC_DEFINE([HAVE_PBRD], [1], [pbrd])
1811 AS_IF([test "$enable_sharpd" = "yes"], [
1812 AC_DEFINE([HAVE_SHARPD], [1], [sharpd])
1815 AS_IF([test "$enable_staticd" != "no"], [
1816 AC_DEFINE([HAVE_STATICD], [1], [staticd])
1819 AS_IF([test "$enable_fabricd" != "no"], [
1820 AC_DEFINE([HAVE_FABRICD], [1], [fabricd])
1823 AS_IF([test "$enable_vrrpd" != "no"], [
1824 AC_DEFINE([HAVE_VRRPD], [1], [vrrpd])
1827 if test "$enable_bfdd" = "no"; then
1828 AC_DEFINE([HAVE_BFDD], [0], [bfdd])
1831 AC_DEFINE([HAVE_BFDD], [1], [bfdd])
1836 AC_DEFINE([BFD_LINUX], [1], [bfdd])
1840 AC_DEFINE([BFD_BSD], [1], [bfdd])
1845 AS_IF([test "$enable_pathd" != "no"], [
1846 AC_DEFINE([HAVE_PATHD], [1], [pathd])
1849 if test "$ac_cv_lib_json_c_json_object_get" = "no" -a "$BFDD" = "bfdd"; then
1850 AC_MSG_ERROR(["you must use json-c library to use bfdd"])
1856 case "${enable_nhrpd}" in
1860 if test "$enable_clippy_only" != "yes"; then
1861 if test "$c_ares_found" != "true" ; then
1862 AC_MSG_ERROR([nhrpd requires libcares. Please install c-ares and its -dev headers.])
1868 if test "$c_ares_found" = "true" ; then
1875 if test "$enable_nhrpd" = "yes"; then
1876 AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
1881 if test "$enable_watchfrr" = "no";then
1888 if test "$enable_ospfapi" != "no";then
1889 AC_DEFINE([SUPPORT_OSPF_API], [1], [OSPFAPI])
1891 if test "$enable_ospfclient" != "no";then
1892 OSPFCLIENT="ospfclient"
1896 if test "$enable_bgp_announce" = "no";then
1897 AC_DEFINE([DISABLE_BGP_ANNOUNCE], [1], [Disable BGP installation to zebra])
1899 AC_DEFINE([DISABLE_BGP_ANNOUNCE], [0], [Disable BGP installation to zebra])
1902 if test "$enable_bgp_vnc" != "no";then
1903 AC_DEFINE([ENABLE_BGP_VNC], [1], [Enable BGP VNC support])
1907 case "${enable_bgp_bmp}" in
1911 if test "$c_ares_found" != "true" ; then
1912 AC_MSG_ERROR([BMP support requires libcares. Please install c-ares and its -dev headers.])
1917 if test "$c_ares_found" = "true" ; then
1923 if test "$enable_version_build_config" != "no";then
1924 AC_DEFINE([ENABLE_VERSION_BUILD_CONFIG], [1], [Report build configs in show version])
1927 dnl ##########################################################################
1929 if test "$enable_clippy_only" != "yes"; then
1930 dnl ##########################################################################
1932 dnl ------------------
1933 dnl check Net-SNMP library
1934 dnl ------------------
1935 if test "$enable_snmp" != "" -a "$enable_snmp" != "no"; then
1936 AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
1937 if test "$NETSNMP_CONFIG" = "no"; then
1938 AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
1940 SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
1941 SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
1942 # net-snmp lists all of its own dependencies. we absolutely do not want that
1943 # among other things we avoid a GPL vs. OpenSSL license conflict here
1944 for removelib in crypto ssl sensors pci wrap; do
1945 SNMP_LIBS="`echo $SNMP_LIBS | sed -e 's/\(^\|\s\)-l'$removelib'\b/ /g' -e 's/\(^\|\s\)\([^\s]*\/\)\?lib'$removelib'\.[^\s]\+\b/ /g'`"
1947 AC_MSG_CHECKING([whether we can link to Net-SNMP])
1948 AC_LINK_IFELSE_FLAGS([$SNMP_CFLAGS], [$SNMP_LIBS], [AC_LANG_PROGRAM([
1957 AC_MSG_ERROR([--enable-snmp given but not usable])])
1958 case "${enable_snmp}" in
1963 SNMP_METHOD="${enable_snmp}"
1966 AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use yes or agentx])
1969 AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
1970 AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,[SNMP method to interface with snmpd])
1972 AC_SUBST([SNMP_LIBS])
1973 AC_SUBST([SNMP_CFLAGS])
1978 PKG_CHECK_MODULES([LIBYANG], [libyang >= 2.0.0], , [
1979 AC_MSG_ERROR([libyang (>= 2.0.0) was not found on your system.])
1981 ac_cflags_save="$CFLAGS"
1982 CFLAGS="$CFLAGS $LIBYANG_CFLAGS"
1983 AC_CHECK_MEMBER([struct lyd_node.priv], [], [
1984 AC_MSG_ERROR([m4_normalize([
1985 libyang needs to be compiled with ENABLE_LYD_PRIV=ON.
1986 Instructions for this are included in the build documentation for your platform at http://docs.frrouting.org/projects/dev-guide/en/latest/building.html])
1988 ], [[#include <libyang/libyang.h>]])
1989 CFLAGS="$ac_cflags_save"
1992 dnl configuration rollbacks
1995 if test "$enable_config_rollbacks" = "yes"; then
1996 PKG_CHECK_MODULES([SQLITE3], [sqlite3], [
1997 AC_DEFINE([HAVE_CONFIG_ROLLBACKS], [1], [Enable configuration rollbacks])
1998 AC_DEFINE([HAVE_SQLITE3], [1], [Enable sqlite3 database])
2001 AC_MSG_ERROR([--enable-config-rollbacks given but sqlite3 was not found on your system.])
2008 if test "$enable_confd" != "" -a "$enable_confd" != "no"; then
2009 AC_CHECK_PROG([CONFD], [confd], [confd], [/bin/false], "${enable_confd}/bin")
2010 if test "$CONFD" = "/bin/false"; then
2011 AC_MSG_ERROR([confd was not found on your system.])]
2013 AC_CHECK_PROG([CONFDC], [confdc], [confdc], [/bin/false], "${enable_confd}/bin")
2014 CONFD_CFLAGS="-I${enable_confd}/include -L${enable_confd}/lib"
2015 AC_SUBST([CONFD_CFLAGS])
2016 CONFD_LIBS="-lconfd"
2017 AC_SUBST([CONFD_LIBS])
2018 AC_DEFINE([HAVE_CONFD], [1], [Enable confd integration])
2024 if test "$enable_sysrepo" = "yes"; then
2025 PKG_CHECK_MODULES([SYSREPO], [sysrepo >= 2.1.42],
2026 [AC_DEFINE([HAVE_SYSREPO], [1], [Enable sysrepo integration])
2029 AC_MSG_ERROR([sysrepo was not found on your system.])]
2036 if test "$enable_grpc" = "yes"; then
2038 AX_CXX_COMPILE_STDCXX([11], [ext])
2039 PKG_CHECK_MODULES([GRPC], [grpc >= 6.0.0 grpc++ >= 1.16.1 protobuf >= 3.6.1 ], [
2040 AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
2041 if test "$PROTOC" = "/bin/false"; then
2042 AC_MSG_FAILURE([grpc requested but protoc not found.])
2045 AC_DEFINE([HAVE_GRPC], [1], [Enable the gRPC northbound plugin])
2049 AC_MSG_ERROR([grpc/grpc++ were not found on your system.])
2057 if test "$enable_dp_dpdk" = "yes"; then
2058 PKG_CHECK_MODULES([DPDK], [libdpdk], [
2059 AC_DEFINE([HAVE_DPDK], [1], [Enable DPDK backend])
2062 AC_MSG_ERROR([configuration specifies --enable-dp-dpdk but DPDK libs were not found])
2069 if test "$enable_lttng" = "yes"; then
2070 PKG_CHECK_MODULES([UST], [lttng-ust >= 2.9.0], [
2071 AC_DEFINE([HAVE_LTTNG], [1], [Enable LTTng support])
2074 AC_MSG_ERROR([configuration specifies --enable-lttng but lttng-ust was not found])
2081 if test "$enable_usdt" = "yes"; then
2082 AC_CHECK_HEADERS([sys/sdt.h], [
2083 AC_DEFINE([HAVE_USDT], [1], [Enable USDT probes])
2086 AC_MSG_ERROR([configuration specifies --enable-usdt but no USDT kernel headers (sys/sdt.h) found])
2093 if test "$enable_zeromq" != "no"; then
2094 PKG_CHECK_MODULES([ZEROMQ], [libzmq >= 4.0.0], [
2095 AC_DEFINE([HAVE_ZEROMQ], [1], [Enable ZeroMQ support])
2098 if test "$enable_zeromq" = "yes"; then
2099 AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
2104 dnl ------------------------------------
2105 dnl Enable RPKI and add librtr to libs
2106 dnl ------------------------------------
2107 if test "$enable_rpki" = "yes"; then
2108 PKG_CHECK_MODULES([RTRLIB], [rtrlib >= 0.8.0],
2111 AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
2115 dnl ------------------------------------
2116 dnl pimd and pim6d not supported on OpenBSD and MacOS
2117 dnl ------------------------------------
2118 if test "$enable_pimd" != "no"; then
2119 AC_MSG_CHECKING([for pimd OS support])
2130 AC_MSG_RESULT([yes])
2135 if test "$enable_pim6d" != "no"; then
2136 AC_MSG_CHECKING([for pim6d OS support])
2139 AC_MSG_RESULT([yes])
2148 dnl -------------------------------------
2149 dnl VRRP is only supported on linux
2150 dnl -------------------------------------
2151 if test "$enable_vrrpd" != "no"; then
2152 AC_MSG_CHECKING([for VRRP OS support])
2155 AC_MSG_RESULT([yes])
2164 dnl ------------------------------------------
2165 dnl Check whether rtrlib was build with ssh support
2166 dnl ------------------------------------------
2167 AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
2168 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
2169 [[struct tr_ssh_config config;]])],
2170 [AC_MSG_RESULT([yes])
2171 AC_DEFINE([FOUND_SSH], [1], [found_ssh])],
2179 AC_SEARCH_LIBS([dlopen], [dl dld], [], [
2180 AC_MSG_ERROR([unable to find the dlopen()])
2183 AC_CHECK_HEADERS([link.h])
2185 AC_CACHE_CHECK([for dlinfo(RTLD_DI_ORIGIN)], [frr_cv_rtld_di_origin], [
2186 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2194 dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
2196 frr_cv_rtld_di_origin=yes
2198 frr_cv_rtld_di_origin=no
2201 if test "$frr_cv_rtld_di_origin" = "yes"; then
2202 AC_DEFINE([HAVE_DLINFO_ORIGIN], [1], [Have dlinfo RTLD_DI_ORIGIN])
2205 AC_CACHE_CHECK([for dlinfo(RTLD_DI_LINKMAP)], [frr_cv_rtld_di_linkmap], [
2206 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2213 struct link_map *lm = NULL;
2214 dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
2216 frr_cv_rtld_di_linkmap=yes
2218 frr_cv_rtld_di_linkmap=no
2221 if test "$frr_cv_rtld_di_linkmap" = "yes"; then
2222 AC_DEFINE([HAVE_DLINFO_LINKMAP], [1], [Have dlinfo RTLD_DI_LINKMAP])
2226 LIBDL="${LIBDL%$LIBS_save}"
2227 LIBDL="${LIBDL#$LIBS_save}"
2232 dnl ##########################################################################
2233 dnl test "$enable_clippy_only" != "yes"
2235 dnl END OF LARGE if block
2236 dnl ##########################################################################
2238 dnl ---------------------------
2239 dnl sockaddr and netinet checks
2240 dnl ---------------------------
2243 struct vifctl, struct mfcctl, struct sioc_sg_req,
2244 vifi_t, struct sioc_vif_req, struct igmpmsg,
2245 struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
2246 struct nd_opt_adv_interval,
2247 struct nd_opt_homeagent_info, struct nd_opt_adv_interval,
2248 struct nd_opt_rdnss, struct nd_opt_dnssl],
2249 [], [], FRR_INCLUDES)
2251 AC_CHECK_MEMBERS([struct sockaddr.sa_len,
2252 struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
2253 struct sockaddr_dl.sdl_len,
2254 struct if6_aliasreq.ifra_lifetime,
2255 struct nd_opt_adv_interval.nd_opt_ai_type],
2256 [], [], FRR_INCLUDES)
2258 dnl ---------------------------
2259 dnl IRDP/pktinfo/icmphdr checks
2260 dnl ---------------------------
2262 AC_CHECK_TYPES([struct in_pktinfo], [
2263 AC_CHECK_TYPES([struct icmphdr], [
2272 case "${enable_irdp}" in
2274 $IRDP || AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
2282 dnl -----------------------
2283 dnl checking for IP_PKTINFO
2284 dnl -----------------------
2285 AC_MSG_CHECKING([for IP_PKTINFO])
2287 [ AC_LANG_PROGRAM([[
2290 int opt = IP_PKTINFO;
2293 AC_MSG_RESULT([yes])
2294 AC_DEFINE([HAVE_IP_PKTINFO], [1], [Have IP_PKTINFO])
2299 dnl ---------------------------
2300 dnl checking for IP_RECVDSTADDR
2301 dnl ---------------------------
2302 AC_MSG_CHECKING([for IP_RECVDSTADDR])
2304 [ AC_LANG_PROGRAM([[
2305 #include <netinet/in.h>
2307 int opt = IP_RECVDSTADDR;
2310 AC_MSG_RESULT([yes])
2311 AC_DEFINE([HAVE_IP_RECVDSTADDR], [1], [Have IP_RECVDSTADDR])
2316 dnl ----------------------
2317 dnl checking for IP_RECVIF
2318 dnl ----------------------
2319 AC_MSG_CHECKING([for IP_RECVIF])
2321 [ AC_LANG_PROGRAM([[
2322 #include <netinet/in.h>
2324 int opt = IP_RECVIF;
2327 AC_MSG_RESULT([yes])
2328 AC_DEFINE([HAVE_IP_RECVIF], [1], [Have IP_RECVIF])
2333 dnl ----------------------
2334 dnl checking for SO_BINDANY
2335 dnl ----------------------
2336 AC_MSG_CHECKING([for SO_BINDANY])
2338 [ AC_LANG_PROGRAM([[
2339 #include <sys/socket.h>
2341 int opt = SO_BINDANY;
2344 AC_MSG_RESULT([yes])
2345 AC_DEFINE([HAVE_SO_BINDANY], [1], [Have SO_BINDANY])
2350 dnl ----------------------
2351 dnl checking for IP_FREEBIND
2352 dnl ----------------------
2353 AC_MSG_CHECKING([for IP_FREEBIND])
2355 [ AC_LANG_PROGRAM([[
2356 #include <netinet/in.h>
2358 int opt = IP_FREEBIND;
2361 AC_MSG_RESULT([yes])
2362 AC_DEFINE([HAVE_IP_FREEBIND], [1], [Have IP_FREEBIND])
2367 dnl --------------------------------------
2368 dnl checking for be32dec existence or not
2369 dnl --------------------------------------
2370 AC_CHECK_DECLS([be32enc, be32dec], [], [], [
2371 #ifdef HAVE_SYS_ENDIAN_H
2372 #include <sys/endian.h>
2374 #ifdef HAVE_ENDIAN_H
2379 dnl --------------------------------------
2380 dnl checking for clock_time monotonic struct and call
2381 dnl --------------------------------------
2382 AC_CHECK_DECL([CLOCK_MONOTONIC],
2383 [AC_CHECK_LIB([rt], [clock_gettime], [LIBS="$LIBS -lrt"])
2384 AC_DEFINE([HAVE_CLOCK_MONOTONIC], [1], [Have monotonic clock])
2385 ], [AC_MSG_RESULT([no])], [FRR_INCLUDES])
2387 AC_CHECK_DECL([CLOCK_THREAD_CPUTIME_ID], [
2388 AC_DEFINE([HAVE_CLOCK_THREAD_CPUTIME_ID], [1], [Have cpu-time clock])
2389 ], [AC_MSG_RESULT([no])], [FRR_INCLUDES])
2391 AC_SEARCH_LIBS([clock_nanosleep], [rt], [
2392 AC_DEFINE([HAVE_CLOCK_NANOSLEEP], [1], [Have clock_nanosleep()])
2395 dnl --------------------------------------
2396 dnl checking for flex and bison
2397 dnl --------------------------------------
2399 dnl autoconf 2.69 AC_PROG_LEX has no parameters
2400 dnl autoconf 2.70 AC_PROG_LEX prints a deprecation warning without params
2401 m4_if(m4_version_compare(m4_defn([AC_AUTOCONF_VERSION]), [2.70]), [-1], [dnl
2405 dnl autoconf >= 2.70
2406 AC_PROG_LEX([noyywrap])
2409 AC_MSG_CHECKING([version of flex])
2410 frr_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
2411 frr_ac_flex_version="${frr_ac_flex_version##* }"
2412 AC_MSG_RESULT([$frr_ac_flex_version])
2413 AX_COMPARE_VERSION([$frr_ac_flex_version], [lt], [2.5.20], [
2414 LEX="$SHELL $missing_dir/missing flex"
2415 if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
2416 AC_MSG_WARN([using pregenerated flex output files])
2418 AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
2420 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
2421 AC_SUBST([LEXLIB], [''])
2425 dnl thanks GNU bison for this b*llshit...
2426 AC_MSG_CHECKING([version of bison])
2427 frr_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
2428 frr_ac_bison_version="${frr_ac_bison_version##* }"
2429 frr_ac_bison_missing="false"
2430 case "x${frr_ac_bison_version}x" in
2433 BISON_CLOSEBRACE='"'
2435 AC_MSG_RESULT([$frr_ac_bison_version - 2.7 or older])
2438 AC_MSG_RESULT([$frr_ac_bison_version])
2439 AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
2440 frr_ac_bison_missing="true"
2443 AC_MSG_RESULT([none])
2444 AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
2445 frr_ac_bison_missing="true"
2449 BISON_CLOSEBRACE='}'
2450 BISON_VERBOSE='-Dparse.error=verbose'
2451 AC_MSG_RESULT([$frr_ac_bison_version - 3.0 to 3.2])
2455 BISON_CLOSEBRACE='}'
2456 BISON_VERBOSE='-Dparse.error=verbose -Wno-yacc'
2457 AC_MSG_RESULT([$frr_ac_bison_version - 3.3 or newer])
2460 AC_SUBST([BISON_OPENBRACE])
2461 AC_SUBST([BISON_CLOSEBRACE])
2462 AC_SUBST([BISON_VERBOSE])
2464 if $frr_ac_bison_missing; then
2465 YACC="$SHELL $missing_dir/missing bison -y"
2466 if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
2467 AC_MSG_WARN([using pregenerated bison output files])
2469 AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
2473 dnl -------------------
2474 dnl capabilities checks
2475 dnl -------------------
2476 if test "$enable_capabilities" != "no"; then
2477 AC_MSG_CHECKING([whether prctl PR_SET_KEEPCAPS is available])
2479 [ AC_LANG_PROGRAM([[
2480 #include <sys/prctl.h>
2482 prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);
2484 ],[AC_MSG_RESULT([yes])
2485 AC_DEFINE([HAVE_PR_SET_KEEPCAPS], [1], [prctl])
2486 frr_ac_keepcaps="yes"
2487 ],[AC_MSG_RESULT(no)
2489 if test "$frr_ac_keepcaps" = "yes"; then
2490 AC_CHECK_HEADERS([sys/capability.h])
2492 if test "$ac_cv_header_sys_capability_h" = "yes"; then
2493 AC_CHECK_LIB([cap], [cap_init],
2494 [AC_DEFINE([HAVE_LCAPS], [1], [Capabilities])
2499 if test "$frr_ac_scaps" = "yes" \
2500 -o "$frr_ac_lcaps" = "yes"; then
2501 AC_DEFINE([HAVE_CAPABILITIES], [1], [capabilities])
2506 if test "$enable_clippy_only" != "yes"; then
2507 if test "$frr_ac_lcaps" != "yes"; then
2508 AC_MSG_ERROR([libcap and/or its headers were not found. Running FRR without libcap support built in causes a huge performance penalty.])
2516 AC_MSG_WARN([Running FRR without libcap support built in causes a huge performance penalty.])
2522 dnl ---------------------------
2523 dnl check for glibc 'backtrace'
2524 dnl ---------------------------
2525 if test "$enable_backtrace" != "no" ; then
2527 PKG_CHECK_MODULES([UNWIND], [libunwind], [
2528 AC_DEFINE([HAVE_LIBUNWIND], [1], [libunwind])
2534 if test "$backtrace_ok" = "no"; then
2535 AC_CHECK_HEADER([unwind.h], [
2536 AC_SEARCH_LIBS([unw_getcontext], [unwind], [
2537 AC_DEFINE([HAVE_LIBUNWIND], [1], [libunwind])
2543 if test "$backtrace_ok" = "no"; then
2544 AC_CHECK_HEADER([execinfo.h], [
2545 AC_SEARCH_LIBS([backtrace], [execinfo], [
2546 AC_DEFINE([HAVE_GLIBC_BACKTRACE], [1], [Glibc backtrace])
2552 if test "$enable_backtrace" = "yes" -a "$backtrace_ok" = "no"; then
2553 dnl user explicitly requested backtrace but we failed to find support
2554 AC_MSG_FAILURE([failed to find backtrace or libunwind support])
2558 dnl -----------------------------------------
2559 dnl check for malloc mallinfo struct and call
2560 dnl this must try and link using LIBS, in
2561 dnl order to check no alternative allocator
2562 dnl has been specified, which might not provide
2564 dnl -----------------------------------------
2565 AC_CHECK_HEADERS([malloc.h malloc_np.h malloc/malloc.h],,, [FRR_INCLUDES])
2567 AC_CACHE_CHECK([whether mallinfo is available], [frr_cv_mallinfo], [
2568 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
2569 #ifdef HAVE_MALLOC_H
2572 #ifdef HAVE_MALLOC_NP_H
2573 #include <malloc_np.h>
2575 #ifdef HAVE_MALLOC_MALLOC_H
2576 #include <malloc/malloc.h>
2579 struct mallinfo ac_x; ac_x = mallinfo ();
2586 if test "$frr_cv_mallinfo" = "yes"; then
2587 AC_DEFINE([HAVE_MALLINFO], [1], [mallinfo])
2590 AC_CACHE_CHECK([whether mallinfo2 is available], [frr_cv_mallinfo2], [
2591 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
2592 #ifdef HAVE_MALLOC_H
2595 #ifdef HAVE_MALLOC_NP_H
2596 #include <malloc_np.h>
2598 #ifdef HAVE_MALLOC_MALLOC_H
2599 #include <malloc/malloc.h>
2602 struct mallinfo2 ac_x; ac_x = mallinfo2 ();
2604 frr_cv_mallinfo2=yes
2609 if test "$frr_cv_mallinfo2" = "yes"; then
2610 AC_DEFINE([HAVE_MALLINFO2], [1], [mallinfo2])
2613 AC_MSG_CHECKING([whether malloc_usable_size is available])
2614 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
2615 #ifdef HAVE_MALLOC_H
2618 #ifdef HAVE_MALLOC_MALLOC_H
2619 #include <malloc/malloc.h>
2622 size_t ac_x; ac_x = malloc_usable_size(NULL);
2624 AC_MSG_RESULT([yes])
2625 AC_DEFINE([HAVE_MALLOC_USABLE_SIZE], [1], [malloc_usable_size])
2629 AC_MSG_CHECKING([whether malloc_size is available])
2630 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2631 #ifdef HAVE_MALLOC_H
2634 #ifdef HAVE_MALLOC_MALLOC_H
2635 #include <malloc/malloc.h>
2638 size_t ac_x; ac_x = malloc_size(NULL);
2640 AC_MSG_RESULT([yes])
2641 AC_DEFINE([HAVE_MALLOC_SIZE], [1], [malloc_size])
2650 dev_version=`echo $VERSION | grep dev`
2651 #don't expire deprecated code in non 'dev' branch
2652 if test "$dev_version" = ""; then
2655 CONFDATE=`date '+%Y%m%d'`
2657 AC_SUBST([CONFDATE])
2659 dnl ------------------------------
2660 dnl set paths for state directory
2661 dnl ------------------------------
2662 AC_MSG_CHECKING([directory to use for state file])
2663 if test "$prefix" = "NONE"; then
2664 frr_statedir_prefix="";
2666 frr_statedir_prefix=${prefix}
2668 if test "$localstatedir" = '${prefix}/var'; then
2669 for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
2670 ${frr_statedir_prefix}/var/adm dnl
2671 ${frr_statedir_prefix}/etc dnl
2677 test -d $FRR_STATE_DIR && break
2679 frr_statedir=$FRR_STATE_DIR
2681 frr_statedir=${localstatedir}
2683 if test "$frr_statedir" = "/dev/null"; then
2684 AC_MSG_ERROR([STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!])
2686 AC_MSG_RESULT([${frr_statedir}])
2687 AC_SUBST([frr_statedir])
2689 AC_DEFINE_UNQUOTED([LDPD_SOCKET], ["$frr_statedir%s%s/ldpd.sock"], [ldpd control socket])
2690 AC_DEFINE_UNQUOTED([ZEBRA_SERV_PATH], ["$frr_statedir%s%s/zserv.api"], [zebra api socket])
2691 AC_DEFINE_UNQUOTED([BFDD_CONTROL_SOCKET], ["$frr_statedir%s%s/bfdd.sock"], [bfdd control socket])
2692 AC_DEFINE_UNQUOTED([OSPFD_GR_STATE], ["$frr_statedir%s/ospfd-gr.json"], [ospfd GR state information])
2693 AC_DEFINE_UNQUOTED([MGMTD_FE_SERVER_PATH], ["$frr_statedir/mgmtd_fe.sock"], [mgmtd frontend server socket])
2694 AC_DEFINE_UNQUOTED([MGMTD_BE_SERVER_PATH], ["$frr_statedir/mgmtd_be.sock"], [mgmtd backend server socket])
2695 AC_DEFINE_UNQUOTED([OSPF6D_GR_STATE], ["$frr_statedir/ospf6d-gr.json"], [ospf6d GR state information])
2696 AC_DEFINE_UNQUOTED([ISISD_RESTART], ["$frr_statedir%s/isid-restart.json"], [isisd restart information])
2697 AC_DEFINE_UNQUOTED([OSPF6_AUTH_SEQ_NUM_FILE], ["$frr_statedir/ospf6d-at-seq-no.dat"], [ospf6d AT Sequence number information])
2698 AC_DEFINE_UNQUOTED([DAEMON_VTY_DIR], ["$frr_statedir%s%s"], [daemon vty directory])
2699 AC_DEFINE_UNQUOTED([DAEMON_DB_DIR], ["$frr_statedir"], [daemon database directory])
2701 dnl autoconf does this, but it does it too late...
2702 test "$prefix" = "NONE" && prefix=$ac_default_prefix
2703 test "$exec_prefix" = "NONE" && exec_prefix='${prefix}'
2705 dnl get the full path, recursing through variables...
2706 vtysh_bin="$bindir/vtysh"
2707 for I in 1 2 3 4 5 6 7 8 9 10; do
2708 eval vtysh_bin="\"$vtysh_bin\""
2710 AC_DEFINE_UNQUOTED([VTYSH_BIN_PATH], ["$vtysh_bin"], [path to vtysh binary])
2711 AC_SUBST([vtysh_bin])
2713 CFG_SYSCONF="$sysconfdir"
2716 CFG_STATE="$frr_statedir"
2717 CFG_MODULE="$moduledir"
2718 CFG_YANGMODELS="$yangmodelsdir"
2719 CFG_SCRIPT="$scriptdir"
2720 for I in 1 2 3 4 5 6 7 8 9 10; do
2721 eval CFG_SYSCONF="\"$CFG_SYSCONF\""
2722 eval CFG_SBIN="\"$CFG_SBIN\""
2723 eval CFG_BIN="\"$CFG_BIN\""
2724 eval CFG_STATE="\"$CFG_STATE\""
2725 eval CFG_MODULE="\"$CFG_MODULE\""
2726 eval CFG_YANGMODELS="\"$CFG_YANGMODELS\""
2727 eval CFG_SCRIPT="\"$CFG_SCRIPT\""
2729 AC_SUBST([CFG_SYSCONF])
2730 AC_SUBST([CFG_SBIN])
2732 AC_SUBST([CFG_STATE])
2733 AC_SUBST([CFG_MODULE])
2734 AC_SUBST([CFG_SCRIPT])
2735 AC_SUBST([CFG_YANGMODELS])
2736 AC_DEFINE_UNQUOTED([MODULE_PATH], ["$CFG_MODULE"], [path to modules])
2737 AC_DEFINE_UNQUOTED([SCRIPT_PATH], ["$CFG_SCRIPT"], [path to scripts])
2738 AC_DEFINE_UNQUOTED([YANG_MODELS_PATH], ["$CFG_YANGMODELS"], [path to YANG data models])
2739 AC_DEFINE_UNQUOTED([WATCHFRR_SH_PATH], ["${CFG_SBIN%/}/watchfrr.sh"], [path to watchfrr.sh])
2741 dnl various features
2742 AM_CONDITIONAL([SUPPORT_REALMS], [test "$enable_realms" = "yes"])
2743 AM_CONDITIONAL([ENABLE_BGP_VNC], [test "$enable_bgp_vnc" != "no"])
2744 AM_CONDITIONAL([BGP_BMP], [$bgpd_bmp])
2746 AM_CONDITIONAL([SQLITE3], [$SQLITE3])
2747 AM_CONDITIONAL([CONFD], [test "$enable_confd" != ""])
2748 AM_CONDITIONAL([SYSREPO], [test "$enable_sysrepo" = "yes"])
2749 AM_CONDITIONAL([GRPC], [test "$enable_grpc" = "yes"])
2750 AM_CONDITIONAL([ZEROMQ], [test "$ZEROMQ" = "true"])
2752 AM_CONDITIONAL([RPKI], [test "$RPKI" = "true"])
2753 AM_CONDITIONAL([SNMP], [test "$SNMP_METHOD" = "agentx"])
2754 AM_CONDITIONAL([IRDP], [$IRDP])
2755 AM_CONDITIONAL([FPM], [test "$enable_fpm" = "yes"])
2756 AM_CONDITIONAL([HAVE_PROTOBUF], [test "$enable_protobuf" != "no"])
2757 AM_CONDITIONAL([HAVE_PROTOBUF3], [$PROTO3])
2760 AS_IF([test "$enable_pathd" != "no"], [
2761 AC_SUBST([PATHD_PCEP_LIBS], ["pceplib/libpcep_pcc.la"])
2762 AC_SUBST([PATHD_PCEP_INCL], ["-I./pceplib "])
2764 AC_CHECK_LIB([cunit], [CU_initialize_registry], [pcep_cunit=yes],[pcep_cunit=no])
2765 AM_CONDITIONAL([PATHD_PCEP_TEST], [test "x${pcep_cunit}" = xyes])
2766 AC_CHECK_PROG(VALGRIND_CHECK, valgrind, yes)
2767 AM_CONDITIONAL([HAVE_VALGRIND_PCEP], [test "$VALGRIND_CHECK" = "yes"])
2770 AM_CONDITIONAL([VTYSH], [test "$VTYSH" = "vtysh"])
2771 AM_CONDITIONAL([ZEBRA], [test "$enable_zebra" != "no"])
2772 AM_CONDITIONAL([BGPD], [test "$enable_bgpd" != "no"])
2773 AM_CONDITIONAL([MGMTD], [test "$enable_mgmtd" != "no"])
2774 AM_CONDITIONAL([RIPD], [test "$enable_ripd" != "no"])
2775 AM_CONDITIONAL([OSPFD], [test "$enable_ospfd" != "no"])
2776 AM_CONDITIONAL([LDPD], [test "$enable_ldpd" != "no"])
2777 AM_CONDITIONAL([BFDD], [test "$BFDD" = "bfdd"])
2778 AM_CONDITIONAL([NHRPD], [test "$NHRPD" = "nhrpd"])
2779 AM_CONDITIONAL([EIGRPD], [test "$enable_eigrpd" != "no"])
2780 AM_CONDITIONAL([WATCHFRR], [test "$WATCHFRR" = "watchfrr"])
2781 AM_CONDITIONAL([OSPFCLIENT], [test "$OSPFCLIENT" = "ospfclient"])
2782 AM_CONDITIONAL([RIPNGD], [test "$enable_ripngd" != "no"])
2783 AM_CONDITIONAL([BABELD], [test "$enable_babeld" != "no"])
2784 AM_CONDITIONAL([OSPF6D], [test "$enable_ospf6d" != "no"])
2785 AM_CONDITIONAL([ISISD], [test "$enable_isisd" != "no"])
2786 AM_CONDITIONAL([PIMD], [test "$enable_pimd" != "no"])
2787 AM_CONDITIONAL([PIM6D], [test "$enable_pim6d" != "no"])
2788 AM_CONDITIONAL([PBRD], [test "$enable_pbrd" != "no"])
2789 AM_CONDITIONAL([SHARPD], [test "$enable_sharpd" = "yes"])
2790 AM_CONDITIONAL([STATICD], [test "$enable_staticd" != "no"])
2791 AM_CONDITIONAL([FABRICD], [test "$enable_fabricd" != "no"])
2792 AM_CONDITIONAL([VRRPD], [test "$enable_vrrpd" != "no"])
2793 AM_CONDITIONAL([PATHD], [test "$enable_pathd" != "no"])
2794 AM_CONDITIONAL([PATHD_PCEP], [test "$enable_pathd" != "no"])
2795 AM_CONDITIONAL([DP_DPDK], [test "$enable_dp_dpdk" = "yes"])
2797 AC_CONFIG_FILES([Makefile],[
2798 test "$enable_dev_build" = "yes" && makefile_devbuild="--dev-build"
2799 ${PYTHON} "${ac_abs_top_srcdir}/python/makefile.py" ${makefile_devbuild} || exit 1
2802 enable_dev_build="$enable_dev_build"
2809 snapcraft/snapcraft.yaml
2811 tests/lib/cli/test_cli.refout pkgsrc/mgmtd.sh
2812 pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
2813 pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh
2816 AC_CONFIG_FILES([tools/frr], [chmod +x tools/frr])
2817 AC_CONFIG_FILES([tools/watchfrr.sh], [chmod +x tools/watchfrr.sh])
2818 AC_CONFIG_FILES([tools/frrinit.sh], [chmod +x tools/frrinit.sh])
2819 AC_CONFIG_FILES([tools/frrcommon.sh])
2820 AC_CONFIG_FILES([tools/frr.service])
2821 AC_CONFIG_FILES([tools/frr@.service])
2823 AS_IF([test "$with_pkg_git_version" = "yes"], [
2824 AC_CONFIG_COMMANDS([lib/gitversion.h], [
2825 dst="${ac_abs_top_builddir}/lib/gitversion.h"
2826 ${PERL} "${ac_abs_top_srcdir}/lib/gitversion.pl" \
2827 "${ac_abs_top_srcdir}" \
2830 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
2831 && rm "${dst}.tmp" \
2832 || mv "${dst}.tmp" "${dst}"
2838 ## Hack, but working solution to avoid rebuilding of frr.info.
2839 ## It's already in CVS until texinfo 4.7 is more common.
2842 if test "$enable_rpath" = "yes" ; then
2845 # See https://old-en.opensuse.org/openSUSE:Packaging_Guidelines#Removing_Rpath
2846 sed -e 's|^hardcode_libdir_flag_spec=.*|hardcode_libdir_flag_spec=""|g' libtool > libtool.sed && cat libtool.sed > libtool
2847 sed -e 's|^runpath_var=LD_RUN_PATH|runpath_var=DIE_RPATH_DIE|g' libtool > libtool.sed && cat libtool.sed > libtool
2848 test -f libtool.sed && rm libtool.sed
2852 FRRouting configuration
2853 ------------------------------
2854 FRR version : ${PACKAGE_VERSION}
2855 host operating system : ${host_os}
2856 source code location : ${srcdir}
2858 compiler flags : ${CFLAGS} ${WERROR} ${AC_CFLAGS} ${SAN_FLAGS}
2860 linker flags : ${LDFLAGS} ${SAN_FLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
2861 state file directory : ${frr_statedir}
2862 config file directory : `eval echo \`echo ${sysconfdir}\``
2863 module directory : ${CFG_MODULE}
2864 script directory : ${CFG_SCRIPT}
2865 user to run as : ${enable_user}
2866 group to run as : ${enable_group}
2867 group for vty sockets : ${enable_vty_group}
2868 config file mask : ${enable_configfile_mask}
2869 log file mask : ${enable_logfile_mask}
2870 zebra protobuf enabled : ${enable_protobuf:-no}
2871 vici socket path : ${vici_socket}
2873 The above user and group must have read/write access to the state file
2874 directory and to the config files in the config file directory."
2876 if test -n "$enable_datacenter"; then
2877 AC_MSG_WARN([The --enable-datacenter compile time option is deprecated. Please modify the init script to pass -F datacenter to the daemons instead.])
2879 if test -n "$enable_time_check"; then
2880 AC_MSG_WARN([The --enable-time-check compile time option is deprecated. Please use the service cputime-stats configuration option instead.])
2882 if test -n "$enable_cpu_time"; then
2883 AC_MSG_WARN([The --enable-cpu-time compile time option is deprecated. Please use the service cputime-warning NNN configuration option instead.])
2886 if test "$enable_doc" != "no" -a "$frr_py_mod_sphinx" = "false"; then
2887 AC_MSG_WARN([sphinx is missing but required to build documentation])
2889 if test "$frr_py_mod_pytest" = "false"; then
2890 AC_MSG_WARN([pytest is missing, unit tests cannot be performed])