2 ## Configure template file for FRRouting.
3 ## autoconf will generate a configure script.
5 ## Copyright (c) 1996, 97, 98, 99, 2000 Kunihiro Ishiguro <kunihiro@zebra.org>
6 ## Portions Copyright (c) 2003 Paul Jakma <paul@dishone.st>
10 AC_INIT([frr], [7.1-dev], [https://github.com/frrouting/frr/issues])
11 PACKAGE_URL="https://frrouting.org/"
12 AC_SUBST([PACKAGE_URL])
13 PACKAGE_FULLNAME="FRRouting"
14 AC_SUBST([PACKAGE_FULLNAME])
16 CONFIG_ARGS="`echo $ac_configure_args | sed -e \"s% '[[A-Z]]*FLAGS=[[^']]\+'%%g\"`"
17 AC_SUBST([CONFIG_ARGS])
19 AC_CONFIG_SRCDIR([lib/zebra.h])
20 AC_CONFIG_MACRO_DIR([m4])
22 dnl -----------------------------------
23 dnl Get hostname and other information.
24 dnl -----------------------------------
28 AS_IF([test "$host" != "$build"], [
29 if test "$srcdir" = "."; then
30 AC_MSG_ERROR([cross-compilation is only possible with builddir separate from srcdir. create a separate directory and run as .../path-to-frr/configure.])
32 test -d hosttools || mkdir hosttools
33 abssrc="`cd \"${srcdir}\"; pwd`"
36 AC_MSG_NOTICE([... cross-compilation: creating hosttools directory and self-configuring for build platform tools])
37 AC_MSG_NOTICE([... use HOST_CPPFLAGS / HOST_CFLAGS / HOST_LDFLAGS if neccessary])
40 ( CPPFLAGS="$HOST_CPPFLAGS"; \
41 CFLAGS="$HOST_CFLAGS"; \
42 LDFLAGS="$HOST_LDFLAGS"; \
43 cd hosttools; "${abssrc}/configure" "--host=$build" "--build=$build" "--enable-clippy-only" "--disable-nhrpd" "--disable-vtysh"; )
46 AC_MSG_NOTICE([... cross-compilation: finished self-configuring for build platform tools])
50 HOSTTOOLS="hosttools/"
56 AM_CONDITIONAL([BUILD_CLIPPY], [$build_clippy])
58 # Disable portability warnings -- our automake code (in particular
59 # common.am) uses some constructs specific to gmake.
60 AM_INIT_AUTOMAKE([1.12 -Wno-portability foreign])
61 m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])
62 AM_SILENT_RULES([yes])
63 AC_CONFIG_HEADERS([config.h])
65 AC_PATH_PROG([PERL], [perl])
68 dnl default is to match previous behavior
69 exampledir=${sysconfdir}
70 AC_ARG_ENABLE([exampledir],
71 AS_HELP_STRING([--enable-exampledir],
72 [specify alternate directory for examples]),
73 exampledir="$enableval",)
74 dnl XXX add --exampledir to autoconf standard directory list somehow
75 AC_SUBST([exampledir])
77 dnl default is to match previous behavior
79 AC_ARG_ENABLE([pkgsrcrcdir],
80 AS_HELP_STRING([--enable-pkgsrcrcdir],
81 [specify directory for rc.d scripts]),
82 pkgsrcrcdir="$enableval",)
83 dnl XXX add --pkgsrcrcdir to autoconf standard directory list somehow
84 AC_SUBST([pkgsrcrcdir])
85 AM_CONDITIONAL([PKGSRC], [test "x$pkgsrcrcdir" != "x"])
87 AC_ARG_WITH([moduledir], [AS_HELP_STRING([--with-moduledir=DIR], [module directory (${libdir}/frr/modules)])], [
90 moduledir="\${libdir}/frr/modules"
92 AC_SUBST([moduledir], [$moduledir])
95 AC_ARG_WITH([yangmodelsdir], [AS_HELP_STRING([--with-yangmodelsdir=DIR], [yang models directory (${datarootdir}/yang)])], [
96 yangmodelsdir="$withval"
98 yangmodelsdir="\${datarootdir}/yang"
100 AC_SUBST([yangmodelsdir])
102 AC_ARG_WITH([libyang_pluginsdir], [AS_HELP_STRING([--with-libyang-pluginsdir=DIR], [yangmodule plugins directory (${libdir}/frr/libyang_plugins)])], [
103 libyang_pluginsdir="$withval"
105 libyang_pluginsdir="\${libdir}/frr/libyang_plugins"
107 AC_SUBST([libyang_pluginsdir])
109 AC_ARG_ENABLE(tcmalloc,
110 AS_HELP_STRING([--enable-tcmalloc], [Turn on tcmalloc]),
111 [case "${enableval}" in
112 yes) tcmalloc_enabled=true
113 LIBS="$LIBS -ltcmalloc_minimal"
115 no) tcmalloc_enabled=false ;;
116 *) AC_MSG_ERROR([bad value ${enableval} for --enable-tcmalloc]) ;;
117 esac],[tcmalloc_enabled=false])
120 dnl Thanks autoconf, but we don't want a default -g -O2. We have our own
121 dnl flag determination logic.
124 dnl --------------------
125 dnl Check CC and friends
126 dnl --------------------
127 dnl note orig_cflags is also used further down
128 orig_cflags="$CFLAGS"
133 dnl remove autoconf default "-g -O2"
134 CFLAGS="$orig_cflags"
136 dnl NB: see C11 below
141 dnl autoconf 2.59 appears not to support AC_PROG_SED
143 AC_CHECK_PROG([SED],[sed],[sed],[/bin/false])
145 dnl try and enable CFLAGS that are useful for FRR
146 dnl - specifically, options to control warnings
148 AC_USE_SYSTEM_EXTENSIONS
149 AC_DEFUN([AC_C_FLAG], [{
150 m4_pushdef([cachename],[m4_translit([frr_cv_$1],[ =-],[___])])
151 AC_CACHE_CHECK([[whether $CC supports $1]], cachename, [
153 ac_c_flag_save="$CFLAGS"
156 [AC_LANG_PROGRAM([[]])],
162 CFLAGS="$ac_c_flag_save"
165 if test "${cachename}" = yes; then
166 m4_if([$3], [], [CFLAGS="$CFLAGS $1"], [$3])
171 m4_popdef([cachename])
174 AC_DEFUN([AC_LINK_IFELSE_FLAGS], [{
176 ac_cflags_save="$CFLAGS"
184 CFLAGS="$ac_cflags_save"
189 CFLAGS="$ac_cflags_save"
196 dnl ICC won't bail on unknown options without -diag-error 10006
197 dnl need to do this first so we get useful results for the other options
198 AC_C_FLAG([-diag-error 10006])
200 dnl AC_PROG_CC_C99 may change CC to include -std=gnu99 or something
202 CC="${CC% -std=gnu99}"
205 AC_C_FLAG([-std=gnu11], [CC="$ac_cc"], [CC="$CC -std=gnu11"])
207 dnl if the user has specified any CFLAGS, override our settings
208 if test "x${enable_gcov}" = "xyes"; then
209 if test "z$orig_cflags" = "z"; then
210 AC_C_FLAG([-coverage])
214 LDFLAGS="${LDFLAGS} -lgcov"
215 elif test "x${enable_dev_build}" = "xyes"; then
216 AC_DEFINE([DEV_BUILD], [1], [Build for development])
217 if test "z$orig_cflags" = "z"; then
221 if test "x${enable_lua}" = "xyes"; then
222 AC_CHECK_LIB([lua], [lua_newstate],
223 [LIBS="$LIBS -llua"])
224 AC_DEFINE([HAVE_LUA], [1], [Lua enabled for development])
227 if test "x${enable_lua}" = "xyes"; then
228 AC_MSG_ERROR([Lua is not meant to be built/used outside of development at this time])
230 if test "z$orig_cflags" = "z"; then
237 AM_CONDITIONAL([DEV_BUILD], [test "x$enable_dev_build" = "xyes"])
239 dnl always want these CFLAGS
240 AC_C_FLAG([-fno-omit-frame-pointer])
241 AC_C_FLAG([-funwind-tables])
244 AC_C_FLAG([-Wmissing-prototypes])
245 AC_C_FLAG([-Wmissing-declarations])
246 AC_C_FLAG([-Wpointer-arith])
247 AC_C_FLAG([-Wbad-function-cast])
248 AC_C_FLAG([-Wwrite-strings])
249 if test x"${enable_gcc_ultra_verbose}" = x"yes" ; then
250 AC_C_FLAG([-Wcast-qual])
251 AC_C_FLAG([-Wstrict-prototypes])
252 AC_C_FLAG([-Wmissing-noreturn])
253 AC_C_FLAG([-Wmissing-format-attribute])
254 AC_C_FLAG([-Wunreachable-code])
255 AC_C_FLAG([-Wpacked])
256 AC_C_FLAG([-Wpadded])
257 AC_C_FLAG([-Wshadow])
259 AC_C_FLAG([-Wno-unused-result])
261 AC_C_FLAG([-Wno-unused-parameter])
262 AC_C_FLAG([-Wno-missing-field-initializers])
264 dnl ICC emits a broken warning for const char *x = a ? "b" : "c";
265 dnl for some reason the string consts get 'promoted' to char *,
266 dnl triggering a const to non-const conversion warning.
267 AC_C_FLAG([-diag-disable 3179])
269 if test x"${enable_werror}" = x"yes" ; then
275 if test "$enable_address_sanitizer" = "yes"; then
276 AC_C_FLAG([-fsanitize=address], [
277 AC_MSG_ERROR([$CC does not support Address Sanitizer.])
279 SAN_FLAGS="$SAN_FLAGS -fsanitize=address"
282 if test "$enable_thread_sanitizer" = "yes"; then
283 AC_C_FLAG([-fsanitize=thread], [
284 AC_MSG_ERROR([$CC does not support Thread Sanitizer.])
286 SAN_FLAGS="$SAN_FLAGS -fsanitize=thread"
289 if test "$enable_memory_sanitizer" = "yes"; then
290 AC_C_FLAG([-fsanitize=thread -fPIE -pie], [
291 AC_MSG_ERROR([$CC does not support Thread Sanitizer.])
293 SAN_FLAGS="-fsanitize=memory -fPIE -pie"
296 AC_SUBST([SAN_FLAGS])
304 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
305 LIBS="$PTHREAD_LIBS $LIBS"
307 AC_MSG_FAILURE([This FRR version needs pthreads])
310 AC_SEARCH_LIBS([pthread_condattr_setclock], [],
311 [frr_cv_pthread_condattr_setclock=yes],
312 [frr_cv_pthread_condattr_setclock=no])
313 if test "$frr_cv_pthread_condattr_setclock" = yes; then
314 AC_DEFINE([HAVE_PTHREAD_CONDATTR_SETCLOCK], [1], [Have pthread.h pthread_condattr_setclock])
323 AC_CHECK_TOOL([AR], [ar])
328 AC_ARG_ENABLE([static-bin],
329 AS_HELP_STRING([--enable-static-bin], [link binaries statically]))
332 patch -N -i "${srcdir}/m4/libtool-whole-archive.patch" libtool >&AS_MESSAGE_LOG_FD || \
333 AC_MSG_WARN([Could not patch libtool for static linking support. Loading modules into a statically linked daemon will fail.])
335 if test "$enable_static_bin" = "yes"; then
337 if test "$enable_static" != "yes"; then
338 AC_MSG_ERROR([The --enable-static-bin option must be combined with --enable-static.])
341 if test "$enable_shared" != "yes"; then
342 AC_MSG_ERROR([FRR cannot be built with --disable-shared. If you want statically linked daemons, use --enable-shared --enable-static --enable-static-bin])
344 AC_SUBST([AC_LDFLAGS])
345 AM_CONDITIONAL([STATIC_BIN], [test "x$enable_static_bin" = "xyes"])
347 dnl $AR and $RANLIB are set by LT_INIT above
348 AC_MSG_CHECKING([whether $AR supports D option])
349 if $AR crD conftest.a >/dev/null 2>/dev/null; then
351 dnl ARFLAGS is for automake, AR_FLAGS for libtool m-(
362 AC_MSG_CHECKING([whether $RANLIB supports D option])
363 if $RANLIB -D conftest.a >/dev/null 2>/dev/null; then
371 test -f conftest.a && rm conftest.a
373 dnl ----------------------
374 dnl Packages configuration
375 dnl ----------------------
376 if test -f config.version; then
378 elif test -f "${srcdir}/config.version"; then
379 . "${srcdir}/config.version"
381 AC_ARG_WITH([pkg-extra-version],
382 AS_HELP_STRING([--with-pkg-extra-version=VER], [add extra version field, for packagers/distributions]), [
383 if test "$withval" = "no"; then
386 EXTRAVERSION=$withval
389 AC_ARG_WITH([pkg-git-version],
390 AS_HELP_STRING([--with-pkg-git-version], [add git information to MOTD and build version string]),
391 [ test "x$withval" != "xno" && with_pkg_git_version="yes" ])
392 AC_ARG_WITH([vtysh_pager],
393 AS_HELP_STRING([--with-vtysh-pager=PAGER], [control what pager is compiled in as default]),
394 VTYSH_PAGER=$withval, VTYSH_PAGER="more")
395 AC_ARG_ENABLE([vtysh],
396 AS_HELP_STRING([--disable-vtysh], [do not build integrated vty shell for FRR]))
398 AS_HELP_STRING([--disable-doc], [do not build docs]))
399 AC_ARG_ENABLE([doc-html],
400 AS_HELP_STRING([--enable-doc-html], [build HTML docs]))
401 AC_ARG_ENABLE([zebra],
402 AS_HELP_STRING([--disable-zebra], [do not build zebra daemon]))
403 AC_ARG_ENABLE([bgpd],
404 AS_HELP_STRING([--disable-bgpd], [do not build bgpd]))
405 AC_ARG_ENABLE([ripd],
406 AS_HELP_STRING([--disable-ripd], [do not build ripd]))
407 AC_ARG_ENABLE([ripngd],
408 AS_HELP_STRING([--disable-ripngd], [do not build ripngd]))
409 AC_ARG_ENABLE([ospfd],
410 AS_HELP_STRING([--disable-ospfd], [do not build ospfd]))
411 AC_ARG_ENABLE([ospf6d],
412 AS_HELP_STRING([--disable-ospf6d], [do not build ospf6d]))
413 AC_ARG_ENABLE([ldpd],
414 AS_HELP_STRING([--disable-ldpd], [do not build ldpd]))
415 AC_ARG_ENABLE([nhrpd],
416 AS_HELP_STRING([--disable-nhrpd], [do not build nhrpd]))
417 AC_ARG_ENABLE([eigrpd],
418 AS_HELP_STRING([--disable-eigrpd], [do not build eigrpd]))
419 AC_ARG_ENABLE([babeld],
420 AS_HELP_STRING([--disable-babeld], [do not build babeld]))
421 AC_ARG_ENABLE([watchfrr],
422 AS_HELP_STRING([--disable-watchfrr], [do not build watchfrr]))
423 AC_ARG_ENABLE([isisd],
424 AS_HELP_STRING([--disable-isisd], [do not build isisd]))
425 AC_ARG_ENABLE([pimd],
426 AS_HELP_STRING([--disable-pimd], [do not build pimd]))
427 AC_ARG_ENABLE([pbrd],
428 AS_HELP_STRING([--disable-pbrd], [do not build pbrd]))
429 AC_ARG_ENABLE([sharpd],
430 AS_HELP_STRING([--enable-sharpd], [build sharpd]))
431 AC_ARG_ENABLE([staticd],
432 AS_HELP_STRING([--disable-staticd], [do not build staticd]))
433 AC_ARG_ENABLE([fabricd],
434 AS_HELP_STRING([--disable-fabricd], [do not build fabricd]))
435 AC_ARG_ENABLE([bgp-announce],
436 AS_HELP_STRING([--disable-bgp-announce,], [turn off BGP route announcement]))
437 AC_ARG_ENABLE([bgp-vnc],
438 AS_HELP_STRING([--disable-bgp-vnc],[turn off BGP VNC support]))
439 AC_ARG_ENABLE([snmp],
440 AS_HELP_STRING([--enable-snmp], [enable SNMP support for agentx]))
441 AC_ARG_ENABLE([config_rollbacks],
442 AS_HELP_STRING([--enable-config-rollbacks], [enable configuration rollbacks (requires sqlite3)]))
443 AC_ARG_ENABLE([confd],
444 AS_HELP_STRING([--enable-confd=ARG], [enable confd integration]))
445 AC_ARG_ENABLE([sysrepo],
446 AS_HELP_STRING([--enable-sysrepo], [enable sysrepo integration]))
447 AC_ARG_ENABLE([zeromq],
448 AS_HELP_STRING([--enable-zeromq], [enable ZeroMQ handler (libfrrzmq)]))
449 AC_ARG_WITH([libpam],
450 AS_HELP_STRING([--with-libpam], [use libpam for PAM support in vtysh]))
451 AC_ARG_ENABLE([ospfapi],
452 AS_HELP_STRING([--disable-ospfapi], [do not build OSPFAPI to access the OSPF LSA Database]))
453 AC_ARG_ENABLE([ospfclient],
454 AS_HELP_STRING([--disable-ospfclient], [do not build OSPFAPI client for OSPFAPI,
455 (this is the default if --disable-ospfapi is set)]))
456 AC_ARG_ENABLE([multipath],
457 AS_HELP_STRING([--enable-multipath=ARG], [enable multipath function, ARG must be digit]))
458 AC_ARG_ENABLE([user],
459 AS_HELP_STRING([--enable-user=USER], [user to run FRR suite as (default frr)]))
460 AC_ARG_ENABLE([group],
461 AS_HELP_STRING([--enable-group=GROUP], [group to run FRR suite as (default frr)]))
462 AC_ARG_ENABLE([vty_group],
463 AS_HELP_STRING([--enable-vty-group=ARG], [set vty sockets to have specified group as owner]))
464 AC_ARG_ENABLE([configfile_mask],
465 AS_HELP_STRING([--enable-configfile-mask=ARG], [set mask for config files]))
466 AC_ARG_ENABLE([logfile_mask],
467 AS_HELP_STRING([--enable-logfile-mask=ARG], [set mask for log files]))
468 AC_ARG_ENABLE([shell_access],
469 AS_HELP_STRING([--enable-shell-access], [Allow users to access shell/telnet/ssh]))
470 AC_ARG_ENABLE([realms],
471 AS_HELP_STRING([--enable-realms], [enable REALMS support under Linux]))
472 AC_ARG_ENABLE([rtadv],
473 AS_HELP_STRING([--disable-rtadv], [disable IPV6 router advertisement feature]))
474 AC_ARG_ENABLE([irdp],
475 AS_HELP_STRING([--disable-irdp], [enable IRDP server support in zebra (default if supported)]))
476 AC_ARG_ENABLE([capabilities],
477 AS_HELP_STRING([--disable-capabilities], [disable using POSIX capabilities]))
478 AC_ARG_ENABLE([rusage],
479 AS_HELP_STRING([--disable-rusage], [disable using getrusage]))
480 AC_ARG_ENABLE([gcc_ultra_verbose],
481 AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings]))
482 AC_ARG_ENABLE([backtrace],
483 AS_HELP_STRING([--disable-backtrace,], [disable crash backtraces (default autodetect)]))
484 AC_ARG_ENABLE([time-check],
485 AS_HELP_STRING([--disable-time-check], [disable slow thread warning messages]))
486 AC_ARG_ENABLE([pcreposix],
487 AS_HELP_STRING([--enable-pcreposix], [enable using PCRE Posix libs for regex functions]))
489 AS_HELP_STRING([--enable-fpm], [enable Forwarding Plane Manager support]))
490 AC_ARG_ENABLE([systemd],
491 AS_HELP_STRING([--enable-systemd], [enable Systemd support]))
492 AC_ARG_ENABLE([werror],
493 AS_HELP_STRING([--enable-werror], [enable -Werror (recommended for developers only)]))
494 AC_ARG_ENABLE([cumulus],
495 AS_HELP_STRING([--enable-cumulus], [enable Cumulus Switch Special Extensions]))
496 AC_ARG_ENABLE([datacenter],
497 AS_HELP_STRING([--enable-datacenter], [enable Compilation for Data Center Extensions]))
498 AC_ARG_ENABLE([fuzzing],
499 AS_HELP_STRING([--enable-fuzzing], [enable ability to fuzz various parts of FRR]))
500 AC_ARG_ENABLE([netlink_fuzzing],
501 AS_HELP_STRING([--enable-netlink-fuzzing], [enable ability to fuzz netlink listening socket in zebra]))
502 AC_ARG_ENABLE([rr-semantics],
503 AS_HELP_STRING([--disable-rr-semantics], [disable the v6 Route Replace semantics]))
504 AC_ARG_ENABLE([protobuf],
505 AS_HELP_STRING([--enable-protobuf], [Enable experimental protobuf support]))
506 AC_ARG_ENABLE([oldvpn_commands],
507 AS_HELP_STRING([--enable-oldvpn-commands], [Keep old vpn commands]))
508 AC_ARG_ENABLE([rpki],
509 AS_HELP_STRING([--enable-rpki], [enable RPKI prefix validation support]))
510 AC_ARG_ENABLE([clippy-only],
511 AS_HELP_STRING([--enable-clippy-only], [Only build clippy]))
512 AC_ARG_ENABLE([numeric_version],
513 AS_HELP_STRING([--enable-numeric-version], [Only numeric digits allowed in version (for Alpine)]))
514 AC_ARG_ENABLE([gcov],
515 AS_HELP_STRING([--enable-gcov], [Add code coverage information]))
516 AC_ARG_ENABLE([bfdd],
517 AS_HELP_STRING([--disable-bfdd], [do not build bfdd]))
518 AC_ARG_ENABLE([address-sanitizer],
519 AS_HELP_STRING([--enable-address-sanitizer], [enable AddressSanitizer support for detecting a wide variety of memory allocation and deallocation errors]))
520 AC_ARG_ENABLE([thread-sanitizer],
521 AS_HELP_STRING([--enable-thread-sanitizer], [enable ThreadSanitizer support for detecting data races]))
522 AC_ARG_ENABLE([memory-sanitizer],
523 AS_HELP_STRING([--enable-memory-sanitizer], [enable MemorySanitizer support for detecting uninitialized memory reads]))
525 AS_IF([test "${enable_clippy_only}" != "yes"], [
526 AC_CHECK_HEADERS([json-c/json.h])
527 AC_CHECK_LIB([json-c], [json_object_get], [LIBS="$LIBS -ljson-c"], [], [-lm])
528 if test "$ac_cv_lib_json_c_json_object_get" = no; then
529 AC_CHECK_LIB([json], [json_object_get], [LIBS="$LIBS -ljson"])
530 if test "$ac_cv_lib_json_json_object_get" = no; then
531 AC_MSG_ERROR([libjson is needed to compile])
536 AC_ARG_ENABLE([dev_build],
537 AS_HELP_STRING([--enable-dev-build], [build for development]))
540 AS_HELP_STRING([--enable-lua], [Build Lua scripting]))
542 if test x"${enable_time_check}" != x"no" ; then
543 if test x"${enable_time_check}" = x"yes" -o x"${enable_time_check}" = x ; then
544 AC_DEFINE([CONSUMED_TIME_CHECK], [5000000], [Consumed Time Check])
546 AC_DEFINE_UNQUOTED([CONSUMED_TIME_CHECK], [$enable_time_check], [Consumed Time Check])
550 case "${enable_systemd}" in
553 AC_CHECK_LIB([systemd], [sd_notify], [LIBS="$LIBS -lsystemd"])
554 if test $ac_cv_lib_systemd_sd_notify = no; then
555 AC_MSG_ERROR([enable systemd has been specified but systemd development env not found on your system])
557 AC_DEFINE([HAVE_SYSTEMD], [1], [Compile systemd support in])
563 if test "${enable_rr_semantics}" != "no" ; then
564 AC_DEFINE([HAVE_V6_RR_SEMANTICS], [1], [Compile in v6 Route Replacement Semantics])
567 if test "${enable_datacenter}" = "yes" ; then
568 AC_DEFINE([HAVE_DATACENTER], [1], [Compile extensions for a DataCenter])
569 DFLT_NAME="datacenter"
571 DFLT_NAME="traditional"
574 if test "${enable_fuzzing}" = "yes" ; then
575 AC_DEFINE([HANDLE_ZAPI_FUZZING], [1], [Compile extensions to use with a fuzzer])
578 if test "${enable_netlink_fuzzing}" = "yes" ; then
579 AC_DEFINE([HANDLE_NETLINK_FUZZING], [1], [Compile extensions to use with a fuzzer for netlink])
582 if test "${enable_cumulus}" = "yes" ; then
583 AC_DEFINE([HAVE_CUMULUS], [1], [Compile Special Cumulus Code in])
586 AC_SUBST([DFLT_NAME])
587 AC_DEFINE_UNQUOTED([DFLT_NAME], ["$DFLT_NAME"], [Name of the configuration default set])
589 if test "${enable_shell_access}" = "yes"; then
590 AC_DEFINE([HAVE_SHELL_ACCESS], [1], [Allow user to use ssh/telnet/bash, be aware this is considered insecure])
593 AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
599 AC_DEFUN([FRR_PYTHON_CHECK_WORKING], [
600 AC_MSG_CHECKING([whether we found a working Python version])
601 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
603 #if PY_VERSION_HEX < 0x02070000
604 #error python too old
614 # some python installs are missing the zlib dependency...
615 PYTHON_LIBS="${PYTHON_LIBS} -lz"
616 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
618 #if PY_VERSION_HEX < 0x02070000
619 #error python too old
638 AS_IF([test "$host" = "$build"], [
642 # 1. try python3, but respect the user's preference on which minor ver
643 # 2. try python, which might be py3 or py2 again on the user's preference
644 # 3. try python2 (can really only be 2.7 but eh)
645 # 4. try 3.6 > 3.5 > 3.4 > 3.3 > 3.2 > 2.7 through pkg-config (no user pref)
647 # (AX_PYTHON_DEVEL has no clue about py3 vs py2)
648 # (AX_PYTHON does not do what we need)
650 AC_CHECK_TOOLS([PYTHONCONFIG], [ \
660 if test -n "$PYTHONCONFIG"; then
661 PYTHON_CFLAGS="`\"${PYTHONCONFIG}\" --includes`"
662 PYTHON_LIBS="`\"${PYTHONCONFIG}\" --ldflags`"
664 FRR_PYTHON_CHECK_WORKING([])
667 if test -z "$PYTHONCONFIG"; then
668 PKG_CHECK_MODULES([PYTHON], [python-3.6], [], [
669 PKG_CHECK_MODULES([PYTHON], [python-3.5], [], [
670 PKG_CHECK_MODULES([PYTHON], [python-3.4], [], [
671 PKG_CHECK_MODULES([PYTHON], [python-3.3], [], [
672 PKG_CHECK_MODULES([PYTHON], [python-3.2], [], [
673 PKG_CHECK_MODULES([PYTHON], [python-2.7], [], [
674 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
678 FRR_PYTHON_CHECK_WORKING([
679 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
683 AC_SUBST([PYTHON_CFLAGS])
684 AC_SUBST([PYTHON_LIBS])
687 # Logic for protobuf support.
689 if test "$enable_protobuf" = "yes"; then
690 # Check for protoc & protoc-c
692 # protoc is not required, it's only for a "be nice" helper target
693 AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
695 AC_CHECK_PROGS([PROTOC_C], [protoc-c], [/bin/false])
696 if test "$PROTOC_C" = "/bin/false"; then
697 AC_MSG_FAILURE([protobuf requested but protoc-c not found. Install protobuf-c.])
700 PKG_CHECK_MODULES([PROTOBUF_C], [libprotobuf-c >= 0.14],, [
701 AC_MSG_FAILURE([protobuf requested but libprotobuf-c not found. Install protobuf-c.])
703 AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [], [
704 AC_MSG_FAILURE([protobuf requested but protobuf-c.h not found. Install protobuf-c.])
707 AC_DEFINE([HAVE_PROTOBUF], [1], [protobuf])
709 AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$enable_protobuf" = "xyes"])
712 # Logic for old vpn commands support.
714 if test "$enable_oldvpn_commands" = "yes"; then
715 AC_DEFINE([KEEP_OLD_VPN_COMMANDS], [1], [Define for compiling with old vpn commands])
719 # End of logic for protobuf support.
722 AC_MSG_CHECKING([if zebra should be configurable to send Route Advertisements])
723 if test "${enable_rtadv}" != "no"; then
725 AC_DEFINE([HAVE_RTADV], [1], [Enable IPv6 Routing Advertisement support])
730 if test x"${enable_user}" = x"no"; then
733 if test x"${enable_user}" = x"yes" || test x"${enable_user}" = x""; then
736 AC_DEFINE_UNQUOTED([FRR_USER], ["${enable_user}"], [frr User])
739 if test x"${enable_group}" = x"no"; then
742 if test x"${enable_group}" = x"yes" || test x"${enable_group}" = x""; then
745 AC_DEFINE_UNQUOTED([FRR_GROUP], ["${enable_group}"], [frr Group])
748 if test x"${enable_vty_group}" = x"yes" ; then
749 AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
750 elif test x"${enable_vty_group}" != x""; then
751 if test x"${enable_vty_group}" != x"no"; then
752 AC_DEFINE_UNQUOTED([VTY_GROUP], ["${enable_vty_group}"], [VTY Sockets Group])
755 AC_SUBST([enable_user])
756 AC_SUBST([enable_group])
757 AC_SUBST([enable_vty_group])
759 enable_configfile_mask=${enable_configfile_mask:-0600}
760 AC_DEFINE_UNQUOTED([CONFIGFILE_MASK], [${enable_configfile_mask}], [Mask for config files])
762 enable_logfile_mask=${enable_logfile_mask:-0600}
763 AC_DEFINE_UNQUOTED([LOGFILE_MASK], [${enable_logfile_mask}], [Mask for log files])
767 case "${enable_multipath}" in
771 [[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
772 MPATH_NUM="${enable_multipath}"
777 AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
781 AC_DEFINE_UNQUOTED([MULTIPATH_NUM], [$MPATH_NUM], [Maximum number of paths for a route])
783 AC_DEFINE_UNQUOTED([VTYSH_PAGER], ["$VTYSH_PAGER"], [What pager to use])
785 dnl --------------------
786 dnl Enable code coverage
787 dnl --------------------
788 AM_CONDITIONAL([HAVE_GCOV], [test '!' "$enable_gcov" = no])
790 dnl ------------------------------------
791 dnl Alpine only accepts numeric versions
792 dnl ------------------------------------
793 if test "x${enable_numeric_version}" != "x" ; then
794 VERSION="`echo ${VERSION} | tr -c -d '[[.0-9]]'`"
795 PACKAGE_VERSION="`echo ${PACKAGE_VERSION} | tr -c -d '[[.0-9]]'`"
798 dnl -----------------------------------
799 dnl Add extra version string to package
800 dnl name, string and version fields.
801 dnl -----------------------------------
802 if test "x${EXTRAVERSION}" != "x" ; then
803 VERSION="${VERSION}${EXTRAVERSION}"
804 PACKAGE_VERSION="${PACKAGE_VERSION}${EXTRAVERSION}"
805 AC_SUBST(PACKAGE_EXTRAVERSION, ["${EXTRAVERSION}"])
806 PACKAGE_STRING="${PACKAGE_STRING}${EXTRAVERSION}"
808 AC_SUBST([EXTRAVERSION])
810 if test "x$with_pkg_git_version" = "xyes"; then
811 if test -d "${srcdir}/.git"; then
812 AC_DEFINE([GIT_VERSION], [1], [include git version info])
813 else with_pkg_git_version="no"
814 AC_MSG_WARN([--with-pkg-git-version given, but this is not a git checkout])
817 AM_CONDITIONAL([GIT_VERSION], [test "x$with_pkg_git_version" = "xyes"])
819 AC_CHECK_TOOL([OBJCOPY], [objcopy], [:])
820 if test "x${OBJCOPY}" != "x:"; then
821 AC_CACHE_CHECK([for .interp value to use], [frr_cv_interp], [
823 AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])], [
824 if $OBJCOPY -j.interp -Obinary conftest conftest.interp; then
825 frr_cv_interp="`xargs -0 echo < conftest.interp`"
827 test -f conftest.interp && rm conftest.interp
831 if test -n "$frr_cv_interp"; then
832 AC_DEFINE_UNQUOTED([INTERP], ["$frr_cv_interp"], [.interp value])
835 dnl ------------------------------------
836 dnl Check C keywords and standard types
837 dnl ------------------------------------
848 dnl -------------------------
849 dnl Check other header files.
850 dnl -------------------------
851 AC_CHECK_HEADERS([stropts.h sys/ksym.h \
852 linux/version.h asm/types.h \
855 ac_stdatomic_ok=false
856 AC_DEFINE([FRR_AUTOCONF_ATOMIC], [1], [did autoconf checks for atomic funcs])
857 AC_CHECK_HEADER([stdatomic.h],[
859 AC_MSG_CHECKING([whether _Atomic qualifier works])
860 AC_LINK_IFELSE([AC_LANG_SOURCE([[
861 #include <stdatomic.h>
862 int main(int argc, char **argv) {
867 AC_DEFINE([HAVE_STDATOMIC_H], [1], [found stdatomic.h])
875 AS_IF([$ac_stdatomic_ok], [true], [
876 AC_MSG_CHECKING([for __atomic_* builtins])
877 AC_LINK_IFELSE([AC_LANG_SOURCE([[
878 int main(int argc, char **argv) {
880 __atomic_store_n (&i, 0, __ATOMIC_RELEASE);
881 return __atomic_load_n (&i, __ATOMIC_ACQUIRE);
884 AC_DEFINE([HAVE___ATOMIC], [1], [found __atomic builtins])
889 dnl FreeBSD 9 has a broken stdatomic.h where _Atomic doesn't work
890 AC_MSG_CHECKING([for __sync_* builtins])
891 AC_LINK_IFELSE([AC_LANG_SOURCE([[
892 int main(int argc, char **argv) {
894 __sync_fetch_and_sub (&i, 1);
895 return __sync_val_compare_and_swap (&i, 0, 1);
898 AC_DEFINE([HAVE___SYNC], [1], [found __sync builtins])
901 AC_MSG_CHECKING([for __sync_swap builtin])
902 AC_LINK_IFELSE([AC_LANG_SOURCE([[
903 int main(int argc, char **argv) {
905 return __sync_swap (&i, 2);
908 AC_DEFINE([HAVE___SYNC_SWAP], 1, [found __sync_swap builtin])
916 AC_MSG_FAILURE([stdatomic.h unavailable and $CC has neither __atomic nor __sync builtins])
921 AC_CHECK_HEADERS([pthread_np.h],,, [
924 AC_CHECK_FUNCS([pthread_setname_np pthread_set_name_np])
926 dnl Utility macro to avoid retyping includes all the time
927 m4_define([FRR_INCLUDES],
929 #define _POSIX_C_SOURCE 200809L
930 #define __EXTENSIONS__
935 #include <sys/types.h>
936 /* sys/conf.h depends on param.h on FBSD at least */
937 #include <sys/param.h>
938 /* Required for MAXSIG */
940 #include <sys/socket.h>
942 # define __APPLE_USE_RFC_3542
944 #include <netinet/in.h>
945 #include <sys/time.h>
950 dnl Same applies for HAVE_NET_IF_VAR_H, which HAVE_NETINET6_ND6_H and
951 dnl HAVE_NETINET_IN_VAR_H depend upon. But if_var.h depends on if.h, hence
952 dnl an additional round for it.
954 AC_CHECK_HEADERS([net/if_var.h], [], [], [FRR_INCLUDES])
956 m4_define([FRR_INCLUDES],
958 [#if HAVE_NET_IF_VAR_H
959 # include <net/if_var.h>
963 AC_CHECK_HEADERS([netinet/in_var.h \
964 net/if_dl.h net/netopt.h \
965 inet/nd.h netinet/ip_icmp.h \
966 sys/sysctl.h sys/sockio.h kvm.h sys/conf.h],
967 [], [], [FRR_INCLUDES])
969 AC_CHECK_HEADERS([ucontext.h], [], [],
972 #endif /* __USE_GNU */
976 m4_define([UCONTEXT_INCLUDES],
977 [#include <ucontext.h>])dnl
979 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.uc_regs],
980 [], [], [UCONTEXT_INCLUDES])
981 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs],
982 [AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs.nip],
983 [], [], [UCONTEXT_INCLUDES])],
984 [], [UCONTEXT_INCLUDES])
985 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.gregs],
986 [], [], [UCONTEXT_INCLUDES])
988 m4_define([FRR_INCLUDES],
992 #include <netinet/in_systm.h>
993 #if HAVE_NETINET_IN_VAR_H
994 # include <netinet/in_var.h>
997 # include <net/if_dl.h>
999 #if HAVE_NET_NETOPT_H
1000 # include <net/netopt.h>
1002 #include <net/route.h>
1004 # include <inet/nd.h>
1006 #include <arpa/inet.h>
1007 /* Required for IDRP */
1008 #if HAVE_NETINET_IP_ICMP_H
1009 # include <netinet/ip_icmp.h>
1013 dnl V6 headers are checked below, after we check for v6
1015 AC_MSG_CHECKING([which operating system interface to use])
1018 AC_MSG_RESULT([Solaris])
1020 AC_DEFINE([SUNOS_5], [1], [SunOS 5])
1021 AC_DEFINE([SOLARIS_IPV6], [1], Solaris IPv6)
1022 AC_DEFINE([_POSIX_C_SOURCE], [200809L], [enable POSIX.1-2008 and XPG7/SUSv4])
1024 AC_CHECK_LIB([socket], [main])
1025 AC_CHECK_LIB([nsl], [main])
1026 AC_CHECK_LIB([umem], [main])
1030 AC_MSG_RESULT([Linux])
1032 AC_DEFINE([GNU_LINUX], [1], [GNU Linux])
1033 AC_DEFINE([HAVE_NETLINK], [1], [netlink])
1034 AC_DEFINE([LINUX_IPV6], [1], [Linux IPv6 stack])
1036 dnl Linux has a compilation problem with mixing
1037 dnl netinet/in.h and linux/in6.h they are not
1038 dnl compatible. There has been discussion on
1039 dnl how to fix it but no real progress on implementation
1040 dnl when they fix it, remove this
1041 AC_DEFINE([IPV6_MINHOPCOUNT], [73], [Linux ipv6 Min Hop Count])
1044 AC_MSG_RESULT([OpenBSD])
1046 AC_DEFINE([OPEN_BSD], [1], [OpenBSD])
1047 AC_DEFINE([KAME], [1], [KAME IPv6])
1048 AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
1050 if test "x${enable_pimd}" != "xno"; then
1055 AC_MSG_FAILURE([pimd cannot be enabled as PIM support has been removed from OpenBSD 6.1])
1061 AC_MSG_RESULT([BSD])
1063 AC_DEFINE([HAVE_NET_RT_IFLIST], [1], [NET_RT_IFLIST])
1064 AC_DEFINE([KAME], [1], [KAME IPv6])
1065 AC_DEFINE([BSD_V6_SYSCTL], [1], [BSD v6 sysctl to turn on and off forwarding])
1068 AM_CONDITIONAL([SOLARIS], [test "${SOLARIS}" = "solaris"])
1072 dnl ------------------------
1073 dnl Integrated REALMS option
1074 dnl ------------------------
1075 if test "${enable_realms}" = "yes"; then
1078 AC_DEFINE([SUPPORT_REALMS], [1], [Realms support])
1081 echo "Sorry, only Linux has REALMS support"
1086 AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
1088 dnl ---------------------
1089 dnl Integrated VTY option
1090 dnl ---------------------
1091 case "${enable_vtysh}" in
1096 AC_DEFINE([VTYSH], [1], [VTY shell])
1099 AC_CHECK_LIB([readline], [main], [
1100 LIBREADLINE="-lreadline"
1102 dnl readline failed - it might be incorrectly linked and missing its
1103 dnl termcap/tinfo/curses dependency. see if we can fix that...
1104 AC_SEARCH_LIBS([tputs], [termcap tinfo curses ncurses], [
1105 LIBREADLINE="$ac_cv_search_tputs"
1107 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1110 dnl re-try with the lib we found above
1111 unset ac_cv_lib_readline_main
1112 AC_CHECK_LIB([readline], [main], [
1113 LIBREADLINE="-lreadline $LIBREADLINE"
1115 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1120 AC_CHECK_HEADER([readline/history.h])
1121 if test $ac_cv_header_readline_history_h = no;then
1122 AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
1124 AC_CHECK_LIB([readline], [rl_completion_matches], [true], [], [$LIBREADLINE])
1125 if test $ac_cv_lib_readline_rl_completion_matches = no; then
1126 AC_DEFINE([rl_completion_matches], [completion_matches], [Old readline])
1128 AC_CHECK_LIB([readline], [append_history], [frr_cv_append_history=yes], [frr_cv_append_history=no], [$LIBREADLINE])
1129 if test "$frr_cv_append_history" = yes; then
1130 AC_DEFINE([HAVE_APPEND_HISTORY], [1], [Have history.h append_history])
1134 AC_SUBST([LIBREADLINE])
1135 AM_CONDITIONAL([VTYSH], test "x$VTYSH" = "xvtysh")
1140 dnl FRR detects the PAM library it is built against by checking for a
1141 dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
1142 dnl is known to #include pam_appl.h, the standard header of a PAM library, and
1143 dnl openpam.h doesn't do that, although depends on the header too. Hence a
1144 dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
1147 if test "$with_libpam" = "yes"; then
1148 AC_CHECK_HEADER([security/pam_misc.h],
1149 [AC_DEFINE([HAVE_PAM_MISC_H], [1], [Have pam_misc.h])
1150 AC_DEFINE([PAM_CONV_FUNC], [misc_conv], [Have misc_conv])
1151 pam_conv_func="misc_conv"
1154 AC_CHECK_HEADER([security/openpam.h],
1155 [AC_DEFINE([HAVE_OPENPAM_H], [1], [Have openpam.h])
1156 AC_DEFINE([PAM_CONV_FUNC], [openpam_ttyconv], [Have openpam_ttyconv])
1157 pam_conv_func="openpam_ttyconv"
1159 [], FRR_INCLUDES[#include <security/pam_appl.h>])
1160 if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
1161 AC_MSG_WARN([*** pam support will not be built ***])
1166 if test "$with_libpam" = "yes"; then
1167 dnl took this test from proftpds configure.in and suited to our needs
1168 dnl -------------------------------------------------------------------------
1170 dnl This next check looks funky due to a linker problem with some versions
1171 dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
1172 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
1173 dnl with RedHat 6.2 and Debian 2.2 or better.
1174 AC_CHECK_LIB([pam], [pam_start],
1175 [AC_CHECK_LIB([pam], [$pam_conv_func],
1176 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1178 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1179 LIBPAM="-lpam -lpam_misc"]
1183 [AC_CHECK_LIB([pam], [pam_end],
1184 [AC_CHECK_LIB([pam], [$pam_conv_func],
1185 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1186 LIBPAM="-lpam -ldl"],
1187 [AC_DEFINE([USE_PAM], [1], [Use PAM for authentication])
1188 LIBPAM="-lpam -ldl -lpam_misc"]
1190 ],AC_MSG_WARN([*** pam support will not be built ***]),
1197 dnl -------------------------------
1198 dnl Endian-ness check
1199 dnl -------------------------------
1202 dnl -------------------------------
1203 dnl check the size in byte of the C
1204 dnl -------------------------------
1205 dnl AC_CHECK_SIZEOF(char)
1206 dnl AC_CHECK_SIZEOF(int)
1207 dnl AC_CHECK_SIZEOF(short)
1208 dnl AC_CHECK_SIZEOF(long)
1210 dnl ----------------------------
1211 dnl check existance of functions
1212 dnl ----------------------------
1218 dnl -------------------------------
1219 dnl bgpd needs pow() and hence libm
1220 dnl -------------------------------
1222 AC_CHECK_HEADER([math.h],
1223 [AC_CHECK_LIB([m], [pow],
1226 AC_CHECK_FUNCS(pow,[],[LIBM=""])
1229 if test x"$LIBM" = x ; then
1230 AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
1236 AC_CHECK_FUNCS([ppoll], [
1237 AC_DEFINE([HAVE_PPOLL], [1], [have Linux/BSD ppoll()])
1239 AC_CHECK_FUNCS([pollts], [
1240 AC_DEFINE([HAVE_POLLTS], [1], [have NetBSD pollts()])
1250 AC_CHECK_HEADER([asm-generic/unistd.h],
1251 [AC_CHECK_DECL(__NR_setns,
1252 AC_DEFINE([HAVE_NETNS], [1], [Have netns]),,
1253 FRR_INCLUDES [#include <asm-generic/unistd.h>
1255 AC_CHECK_FUNCS([setns])]
1258 dnl --------------------------
1259 dnl Determine IS-IS I/O method
1260 dnl --------------------------
1261 AC_DEFINE([ISIS_METHOD_PFPACKET], [1], [constant value for isis method pfpacket])
1262 AC_DEFINE([ISIS_METHOD_DLPI], [2], [constant value for isis method dlpi])
1263 AC_DEFINE([ISIS_METHOD_BPF], [3], [constant value for isis method bpf])
1264 AC_CHECK_HEADER([net/bpf.h])
1265 AC_CHECK_HEADER([sys/dlpi.h])
1266 AC_MSG_CHECKING([zebra IS-IS I/O method])
1270 AC_MSG_RESULT([pfpacket])
1271 ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
1274 AC_MSG_RESULT([DLPI])
1275 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1278 if test $ac_cv_header_net_bpf_h = no; then
1279 if test $ac_cv_header_sys_dlpi_h = no; then
1280 AC_MSG_RESULT([none])
1281 if test "${enable_isisd}" = yes -o "${enable_fabricd}" = yes; then
1282 AC_MSG_FAILURE([IS-IS support requested but no packet backend found])
1284 AC_MSG_WARN([*** IS-IS support will not be built ***])
1288 AC_MSG_RESULT([DLPI])
1290 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1292 AC_MSG_RESULT([BPF])
1293 ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
1297 AC_DEFINE_UNQUOTED([ISIS_METHOD], [$ISIS_METHOD_MACRO], [selected method for isis, == one of the constants])
1299 dnl ---------------------------------------------------------------
1300 dnl figure out how to specify an interface in multicast sockets API
1301 dnl ---------------------------------------------------------------
1302 AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
1304 AC_CHECK_HEADERS([linux/mroute.h], [], [],[
1305 #include <sys/socket.h>
1306 #include <netinet/in.h>
1307 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1308 #include <linux/types.h>
1311 m4_define([FRR_INCLUDES],
1313 [#if HAVE_LINUX_MROUTE_H
1314 # include <linux/mroute.h>
1318 AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
1319 #include <sys/socket.h>
1320 #include <sys/types.h>
1321 #include <netinet/in.h>
1322 #include <net/route.h>
1325 m4_define([FRR_INCLUDES],
1327 [#if HAVE_NETINET_IP_MROUTE_H
1328 # include <netinet/ip_mroute.h>
1332 AC_MSG_CHECKING([for BSD struct ip_mreq hack])
1333 AC_TRY_COMPILE([#include <sys/param.h>],
1334 [#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)
1337 #error No support for BSD struct ip_mreq hack detected
1338 #endif],[AC_MSG_RESULT([yes])
1339 AC_DEFINE([HAVE_BSD_STRUCT_IP_MREQ_HACK], [1], [Can pass ifindex in struct ip_mreq])],
1340 AC_MSG_RESULT([no]))
1342 AC_MSG_CHECKING([for RFC3678 protocol-independed API])
1344 #include <sys/types.h>
1345 #include <netinet/in.h>
1346 ], [struct group_req gr; int sock; setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
1347 ], [AC_MSG_RESULT([yes])
1348 AC_DEFINE([HAVE_RFC3678], [1], [Have RFC3678 protocol-independed API])],
1349 AC_MSG_RESULT([no]))
1351 dnl ---------------------------------------------------------------
1352 dnl figure out how to check link-state
1353 dnl ---------------------------------------------------------------
1354 AC_CHECK_HEADER([net/if_media.h],
1355 [m4_define([LINK_DETECT_INCLUDES],
1357 [#include <net/if_media.h>
1359 AC_CHECK_MEMBERS([struct ifmediareq.ifm_status],
1360 AC_DEFINE([HAVE_BSD_LINK_DETECT], [1], [BSD link-detect]),
1361 [], LINK_DETECT_INCLUDES)],
1365 dnl ---------------------------------------------------------------
1366 dnl Additional, newer way to check link-state using ifi_link_state.
1367 dnl Not available in all BSD's when ifmediareq available
1368 dnl ---------------------------------------------------------------
1369 AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
1370 AC_DEFINE([HAVE_BSD_IFI_LINK_STATE], [1], [BSD ifi_link_state available]),
1373 dnl ------------------------
1374 dnl TCP_MD5SIG socket option
1375 dnl ------------------------
1377 AC_CHECK_HEADER([netinet/tcp.h],
1378 [m4_define([MD5_INCLUDES],
1380 [#include <netinet/tcp.h>
1382 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
1385 if test $ac_cv_have_decl_TCP_MD5SIG = no; then
1386 AC_CHECK_HEADER([linux/tcp.h],
1387 [m4_define([MD5_INCLUDES],
1389 [#include <linux/tcp.h>
1391 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
1394 dnl ----------------------------------------------------------------------------
1395 dnl figure out if domainname is available in the utsname struct (GNU extension).
1396 dnl ----------------------------------------------------------------------------
1397 AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
1399 dnl ------------------
1400 dnl IPv6 header checks
1401 dnl ------------------
1402 AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
1403 netinet6/in6_var.h netinet6/nd6.h], [], [],
1406 m4_define([FRR_INCLUDES],dnl
1408 [#if HAVE_NETINET6_IN6_H
1409 #include <netinet6/in6.h>
1411 #if HAVE_NETINET_IN6_VAR_H
1412 #include <netinet/in6_var.h>
1414 #include <netinet/icmp6.h>
1415 #if HAVE_NETINET6_IN6_VAR_H
1416 # include <netinet6/in6_var.h>
1418 #if HAVE_NETINET6_ND6_H
1419 # include <netinet6/nd6.h>
1423 dnl disable doc check
1424 AC_CHECK_PROGS([SPHINXBUILD], [sphinx-build sphinx-build3 sphinx-build2], [/bin/false])
1425 if test "$SPHINXBUILD" = "/bin/false"; then
1426 if test "${enable_doc}" = "yes"; then
1427 AC_MSG_ERROR([Documentation was explicitly requested with --enable-doc but sphinx-build is not available. Please disable docs or install sphinx.])
1430 AM_CONDITIONAL([DOC], [test "${enable_doc}" != "no" -a "$SPHINXBUILD" != "/bin/false"])
1431 AM_CONDITIONAL([DOC_HTML], [test "${enable_doc_html}" = "yes"])
1433 dnl --------------------
1434 dnl Daemon disable check
1435 dnl --------------------
1436 AM_CONDITIONAL([ZEBRA], [test "${enable_zebra}" != "no"])
1438 if test "${enable_bgpd}" = "no";then
1443 AM_CONDITIONAL([BGPD], [test "x$BGPD" = "xbgpd"])
1445 AM_CONDITIONAL([RIPD], [test "${enable_ripd}" != "no"])
1446 AM_CONDITIONAL([OSPFD], [test "${enable_ospfd}" != "no"])
1447 AM_CONDITIONAL([LDPD], [test "${enable_ldpd}" != "no"])
1449 AS_IF([test "${enable_ldpd}" != "no"], [
1450 AC_DEFINE([HAVE_LDPD], [1], [ldpd])
1453 if test "$enable_bfdd" = "no"; then
1454 AC_DEFINE([HAVE_BFDD], [0], [bfdd])
1457 AC_DEFINE([HAVE_BFDD], [1], [bfdd])
1462 AC_DEFINE([BFD_LINUX], [1], [bfdd])
1466 AC_DEFINE([BFD_BSD], [1], [bfdd])
1471 AM_CONDITIONAL([BFDD], [test "x$BFDD" = "xbfdd"])
1473 if test "$ac_cv_lib_json_c_json_object_get" = no -a "x$BFDD" = "xbfdd"; then
1474 AC_MSG_ERROR(["you must use json-c library to use bfdd"])
1480 if test "${enable_nhrpd}" != "no"; then
1485 if test "${enable_nhrpd}" = "yes"; then
1486 AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
1490 AM_CONDITIONAL([NHRPD], [test "x$NHRPD" = "xnhrpd"])
1492 AM_CONDITIONAL([EIGRPD], [test "${enable_eigrpd}" != "no"])
1494 if test "${enable_watchfrr}" = "no";then
1499 AM_CONDITIONAL([WATCHFRR], [test "x$WATCHFRR" = "xwatchfrr"])
1502 if test "${enable_ospfapi}" != "no";then
1503 AC_DEFINE([SUPPORT_OSPF_API], [1], [OSPFAPI])
1505 if test "${enable_ospfclient}" != "no";then
1506 OSPFCLIENT="ospfclient"
1510 AM_CONDITIONAL([OSPFCLIENT], [test "x$OSPFCLIENT" = "xospfclient"])
1511 AM_CONDITIONAL([RIPNGD], [test "${enable_ripngd}" != "no"])
1512 AM_CONDITIONAL([BABELD], [test "${enable_babeld}" != "no"])
1513 AM_CONDITIONAL([OSPF6D], [test "${enable_ospf6d}" != "no"])
1514 AM_CONDITIONAL([ISISD], [test "${enable_isisd}" != "no"])
1515 AM_CONDITIONAL([PIMD], [test "${enable_pimd}" != "no"])
1516 AM_CONDITIONAL([PBRD], [test "${enable_pbrd}" != "no"])
1517 AM_CONDITIONAL([SHARPD], [test "${enable_sharpd}" = "yes"])
1518 AM_CONDITIONAL([STATICD], [test "${enable_staticd}" != "no"])
1519 AM_CONDITIONAL([FABRICD], [test "${enable_fabricd}" != "no"])
1521 if test "${enable_bgp_announce}" = "no";then
1522 AC_DEFINE([DISABLE_BGP_ANNOUNCE], [1], [Disable BGP installation to zebra])
1524 AC_DEFINE([DISABLE_BGP_ANNOUNCE], [0], [Disable BGP installation to zebra])
1527 if test "${enable_bgp_vnc}" != "no";then
1528 AC_DEFINE([ENABLE_BGP_VNC], [1], [Enable BGP VNC support])
1530 AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
1533 AC_CHECK_LIB([crypt], [crypt], [],
1534 [AC_CHECK_LIB([crypto], [DES_crypt])])
1535 AC_CHECK_LIB([resolv], [res_init])
1537 dnl ---------------------------
1538 dnl check system has PCRE regexp
1539 dnl ---------------------------
1540 if test "x$enable_pcreposix" = "xyes"; then
1541 AC_CHECK_LIB([pcreposix], [regexec], [], [
1542 AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
1545 AC_SUBST([HAVE_LIBPCREPOSIX])
1547 dnl ------------------
1548 dnl check C-Ares library
1549 dnl ------------------
1550 if test "${NHRPD}" != ""; then
1551 PKG_CHECK_MODULES([CARES], [libcares], ,[
1552 AC_MSG_ERROR([trying to build nhrpd, but libcares not found. install c-ares and its -dev headers.])
1557 dnl ------------------
1558 dnl check Net-SNMP library
1559 dnl ------------------
1560 if test "${enable_snmp}" != "" -a "${enable_snmp}" != "no"; then
1561 AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
1562 if test x"$NETSNMP_CONFIG" = x"no"; then
1563 AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
1565 SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
1566 SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
1567 # net-snmp lists all of its own dependencies. we absolutely do not want that
1568 # among other things we avoid a GPL vs. OpenSSL license conflict here
1569 for removelib in crypto ssl sensors pci wrap; do
1570 SNMP_LIBS="`echo $SNMP_LIBS | sed -e 's/\(^\|\s\)-l'$removelib'\b/ /g' -e 's/\(^\|\s\)\([^\s]*\/\)\?lib'$removelib'\.[^\s]\+\b/ /g'`"
1572 AC_MSG_CHECKING([whether we can link to Net-SNMP])
1573 AC_LINK_IFELSE_FLAGS([$SNMP_CFLAGS], [$SNMP_LIBS], [AC_LANG_PROGRAM([
1581 AC_MSG_ERROR([--enable-snmp given but not usable])])
1582 case "${enable_snmp}" in
1587 SNMP_METHOD="${enable_snmp}"
1590 AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use yes or agentx])
1593 AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
1594 AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,[SNMP method to interface with snmpd])
1596 AM_CONDITIONAL([SNMP], [test "x${SNMP_METHOD}" != "x"])
1597 AC_SUBST([SNMP_LIBS])
1598 AC_SUBST([SNMP_CFLAGS])
1603 PKG_CHECK_MODULES([LIBYANG], [libyang >= 0.16.7], , [
1604 AC_MSG_ERROR([libyang (>= 0.16.7) was not found on your system.])
1606 ac_cflags_save="$CFLAGS"
1607 CFLAGS="$CFLAGS $LIBYANG_CFLAGS"
1608 AC_CHECK_MEMBER([struct lyd_node.priv], [], [
1609 AC_MSG_ERROR([m4_normalize([
1610 libyang needs to be compiled with ENABLE_LYD_PRIV=ON.
1611 See http://docs.frrouting.org/projects/dev-guide/en/latest/building-libyang.html for details.])
1613 ], [[#include <libyang/libyang.h>]])
1614 CFLAGS="$ac_cflags_save"
1616 ac_libs_save="$LIBS"
1617 LIBS="$LIBS $LIBYANG_LIBS"
1618 AC_CHECK_FUNC([ly_register_types], [
1619 libyang_ext_builtin=true
1620 AC_DEFINE([LIBYANG_EXT_BUILTIN], [1], [have ly_register_types()])
1622 libyang_ext_builtin=false
1623 AC_MSG_WARN([===== old libyang (before 0.16.74) detected =====])
1624 AC_MSG_WARN([The available version of libyang does not seem to support])
1625 AC_MSG_WARN([built-in YANG extension modules. This will cause "make check"])
1626 AC_MSG_WARN([to fail and may create installation and version mismatch issues.])
1627 AC_MSG_WARN([Support for the old mechanism will be removed at some point.])
1628 AC_MSG_WARN([Please update libyang to version 0.16.74 or newer.])
1629 AC_MSG_WARN([===== old libyang (before 0.16.74) detected =====])
1631 AM_CONDITIONAL([LIBYANG_EXT_BUILTIN], [$libyang_ext_builtin])
1632 LIBS="$ac_libs_save"
1635 dnl configuration rollbacks
1638 if test "$enable_config_rollbacks" = "yes"; then
1639 PKG_CHECK_MODULES([SQLITE3], [sqlite3], [
1640 AC_DEFINE([HAVE_CONFIG_ROLLBACKS], [1], [Enable configuration rollbacks])
1641 AC_DEFINE([HAVE_SQLITE3], [1], [Enable sqlite3 database])
1644 AC_MSG_ERROR([--enable-config-rollbacks given but sqlite3 was not found on your system.])
1647 AM_CONDITIONAL([SQLITE3], [$SQLITE3])
1652 if test "$enable_confd" != "" -a "$enable_confd" != "no"; then
1653 AC_CHECK_PROG([CONFD], [confd], [confd], [/bin/false], "${enable_confd}/bin")
1654 if test "x$CONFD" = "x/bin/false"; then
1655 AC_MSG_ERROR([confd was not found on your system.])]
1657 CONFD_CFLAGS="-I${enable_confd}/include -L${enable_confd}/lib"
1658 AC_SUBST([CONFD_CFLAGS])
1659 AC_DEFINE([HAVE_CONFD], [1], [Enable confd integration])
1661 AM_CONDITIONAL([CONFD], [test "x$enable_confd" != "x"])
1666 if test "$enable_sysrepo" = "yes"; then
1667 PKG_CHECK_MODULES([SYSREPO], [libsysrepo],
1668 [AC_DEFINE([HAVE_SYSREPO], [1], [Enable sysrepo integration])
1671 AC_MSG_ERROR([sysrepo was not found on your system.])]
1674 AM_CONDITIONAL([SYSREPO], [test "x$enable_sysrepo" = "xyes"])
1679 AC_SEARCH_LIBS([sqrt], [m])
1684 AC_SEARCH_LIBS([dlopen], [dl dld], [], [
1685 AC_MSG_ERROR([unable to find the dlopen()])
1688 AC_CHECK_HEADERS([link.h])
1690 AC_CACHE_CHECK([for dlinfo(RTLD_DI_ORIGIN)], [frr_cv_rtld_di_origin], [
1691 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1699 dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
1701 frr_cv_rtld_di_origin=yes
1703 frr_cv_rtld_di_origin=no
1706 if test "$frr_cv_rtld_di_origin" = yes; then
1707 AC_DEFINE([HAVE_DLINFO_ORIGIN], [1], [Have dlinfo RTLD_DI_ORIGIN])
1710 AC_CACHE_CHECK([for dlinfo(RTLD_DI_LINKMAP)], [frr_cv_rtld_di_linkmap], [
1711 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1718 struct link_map *lm = NULL;
1719 dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
1721 frr_cv_rtld_di_linkmap=yes
1723 frr_cv_rtld_di_linkmap=no
1726 if test "$frr_cv_rtld_di_linkmap" = yes; then
1727 AC_DEFINE([HAVE_DLINFO_LINKMAP], [1], [Have dlinfo RTLD_DI_LINKMAP])
1730 AM_CONDITIONAL([SNMP], [test "x$SNMP_METHOD" = "xagentx"])
1732 dnl ---------------------------
1733 dnl sockaddr and netinet checks
1734 dnl ---------------------------
1737 struct vifctl, struct mfcctl, struct sioc_sg_req,
1738 vifi_t, struct sioc_vif_req, struct igmpmsg,
1739 struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
1740 struct nd_opt_adv_interval, struct rt_addrinfo,
1741 struct nd_opt_homeagent_info, struct nd_opt_adv_interval],
1742 [], [], FRR_INCLUDES)
1744 AC_CHECK_MEMBERS([struct sockaddr.sa_len,
1745 struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
1746 struct sockaddr_dl.sdl_len,
1747 struct if6_aliasreq.ifra_lifetime,
1748 struct nd_opt_adv_interval.nd_opt_ai_type],
1749 [], [], FRR_INCLUDES)
1751 dnl ---------------------------
1752 dnl IRDP/pktinfo/icmphdr checks
1753 dnl ---------------------------
1755 AC_CHECK_TYPES([struct in_pktinfo], [
1756 AC_CHECK_TYPES([struct icmphdr], [
1765 case "${enable_irdp}" in
1767 $IRDP || AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
1774 AM_CONDITIONAL([IRDP], [$IRDP])
1776 dnl -----------------------
1777 dnl checking for IP_PKTINFO
1778 dnl -----------------------
1779 AC_MSG_CHECKING([for IP_PKTINFO])
1780 AC_TRY_COMPILE([#include <netdb.h>], [
1781 int opt = IP_PKTINFO;
1783 AC_MSG_RESULT([yes])
1784 AC_DEFINE([HAVE_IP_PKTINFO], [1], [Have IP_PKTINFO])
1789 dnl ---------------------------
1790 dnl checking for IP_RECVDSTADDR
1791 dnl ---------------------------
1792 AC_MSG_CHECKING([for IP_RECVDSTADDR])
1793 AC_TRY_COMPILE([#include <netinet/in.h>], [
1794 int opt = IP_RECVDSTADDR;
1796 AC_MSG_RESULT([yes])
1797 AC_DEFINE([HAVE_IP_RECVDSTADDR], [1], [Have IP_RECVDSTADDR])
1802 dnl ----------------------
1803 dnl checking for IP_RECVIF
1804 dnl ----------------------
1805 AC_MSG_CHECKING([for IP_RECVIF])
1806 AC_TRY_COMPILE([#include <netinet/in.h>], [
1807 int opt = IP_RECVIF;
1809 AC_MSG_RESULT([yes])
1810 AC_DEFINE([HAVE_IP_RECVIF], [1], [Have IP_RECVIF])
1815 dnl ----------------------
1816 dnl checking for SO_BINDANY
1817 dnl ----------------------
1818 AC_MSG_CHECKING([for SO_BINDANY])
1819 AC_TRY_COMPILE([#include <sys/socket.h>], [
1820 int opt = SO_BINDANY;
1822 AC_MSG_RESULT([yes])
1823 AC_DEFINE([HAVE_SO_BINDANY], [1], [Have SO_BINDANY])
1828 dnl ----------------------
1829 dnl checking for IP_FREEBIND
1830 dnl ----------------------
1831 AC_MSG_CHECKING([for IP_FREEBIND])
1832 AC_TRY_COMPILE([#include <netinet/in.h>], [
1833 int opt = IP_FREEBIND;
1835 AC_MSG_RESULT([yes])
1836 AC_DEFINE([HAVE_IP_FREEBIND], [1], [Have IP_FREEBIND])
1841 dnl --------------------------------------
1842 dnl checking for be32dec existence or not
1843 dnl --------------------------------------
1844 AC_CHECK_DECLS([be32enc, be32dec], [], [],
1845 [#include <sys/endian.h>])
1847 dnl --------------------------------------
1848 dnl checking for clock_time monotonic struct and call
1849 dnl --------------------------------------
1850 AC_CHECK_DECL([CLOCK_MONOTONIC],
1851 [AC_CHECK_LIB([rt], [clock_gettime], [LIBS="$LIBS -lrt"])
1852 AC_DEFINE([HAVE_CLOCK_MONOTONIC], [1], [Have monotonic clock])
1853 ], [AC_MSG_RESULT([no])], [FRR_INCLUDES])
1855 dnl --------------------------------------
1856 dnl checking for flex and bison
1857 dnl --------------------------------------
1860 AC_MSG_CHECKING([version of flex])
1861 frr_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
1862 frr_ac_flex_version="${frr_ac_flex_version##* }"
1863 AC_MSG_RESULT([$frr_ac_flex_version])
1864 AX_COMPARE_VERSION([$frr_ac_flex_version], [lt], [2.5.20], [
1865 LEX="$SHELL $missing_dir/missing flex"
1866 if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
1867 AC_MSG_WARN([using pregenerated flex output files])
1869 AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
1871 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
1872 AC_SUBST([LEXLIB], [''])
1876 dnl thanks GNU bison for this b*llshit...
1877 AC_MSG_CHECKING([version of bison])
1878 frr_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
1879 frr_ac_bison_version="${frr_ac_bison_version##* }"
1880 frr_ac_bison_missing="false"
1881 case "x${frr_ac_bison_version}" in
1884 BISON_CLOSEBRACE='"'
1886 AC_MSG_RESULT([$frr_ac_bison_version - 2.7 or older])
1889 AC_MSG_RESULT([$frr_ac_bison_version])
1890 AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
1891 frr_ac_bison_missing="true"
1894 AC_MSG_RESULT([none])
1895 AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
1896 frr_ac_bison_missing="true"
1900 BISON_CLOSEBRACE='}'
1901 BISON_VERBOSE='-Dparse.error=verbose'
1902 AC_MSG_RESULT([$frr_ac_bison_version - 3.0 or newer])
1905 AC_SUBST([BISON_OPENBRACE])
1906 AC_SUBST([BISON_CLOSEBRACE])
1907 AC_SUBST([BISON_VERBOSE])
1909 if $frr_ac_bison_missing; then
1910 YACC="$SHELL $missing_dir/missing bison -y"
1911 if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
1912 AC_MSG_WARN([using pregenerated bison output files])
1914 AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
1918 dnl -------------------
1919 dnl capabilities checks
1920 dnl -------------------
1921 if test "${enable_capabilities}" != "no"; then
1922 AC_MSG_CHECKING([whether prctl PR_SET_KEEPCAPS is available])
1923 AC_TRY_COMPILE([#include <sys/prctl.h>], [prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
1924 [AC_MSG_RESULT([yes])
1925 AC_DEFINE([HAVE_PR_SET_KEEPCAPS], [1], [prctl])
1926 frr_ac_keepcaps="yes"],
1929 if test x"${frr_ac_keepcaps}" = x"yes"; then
1930 AC_CHECK_HEADERS([sys/capability.h])
1932 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
1933 AC_CHECK_LIB([cap], [cap_init],
1934 [AC_DEFINE([HAVE_LCAPS], [1], [Capabilities])
1939 AC_CHECK_HEADERS([priv.h],
1940 [AC_MSG_CHECKING([Solaris style privileges are available])
1941 AC_TRY_COMPILE([#include <priv.h>], [getpflags(PRIV_AWARE);],
1942 [AC_MSG_RESULT([yes])
1943 AC_DEFINE([HAVE_SOLARIS_CAPABILITIES], [1], [getpflags])
1944 frr_ac_scaps="yes"],
1950 if test x"${frr_ac_scaps}" = x"yes" \
1951 -o x"${frr_ac_lcaps}" = x"yes"; then
1952 AC_DEFINE([HAVE_CAPABILITIES], [1], [capabilities])
1957 dnl ---------------------------
1958 dnl check for glibc 'backtrace'
1959 dnl ---------------------------
1960 if test x"${enable_backtrace}" != x"no" ; then
1962 PKG_CHECK_MODULES([UNWIND], [libunwind], [
1963 AC_DEFINE([HAVE_LIBUNWIND], [1], [libunwind])
1968 AC_CHECK_FUNCS([printstack], [
1969 AC_DEFINE([HAVE_PRINTSTACK], [1], [Solaris printstack])
1974 if test "$backtrace_ok" = no; then
1975 AC_CHECK_HEADER([execinfo.h], [
1976 AC_SEARCH_LIBS([backtrace], [execinfo], [
1977 AC_DEFINE([HAVE_GLIBC_BACKTRACE], [1], [Glibc backtrace])
1984 if test x"${enable_backtrace}" = x"yes" -a x"${backtrace_ok}" = x"no"; then
1985 dnl user explicitly requested backtrace but we failed to find support
1986 AC_MSG_FAILURE([failed to find backtrace or libunwind support])
1990 dnl -----------------------------------------
1991 dnl check for malloc mallinfo struct and call
1992 dnl this must try and link using LIBS, in
1993 dnl order to check no alternative allocator
1994 dnl has been specified, which might not provide
1995 dnl mallinfo, e.g. such as Umem on Solaris.
1996 dnl -----------------------------------------
1997 AC_CHECK_HEADERS([malloc.h malloc_np.h malloc/malloc.h],,, [FRR_INCLUDES])
1999 AC_CACHE_CHECK([whether mallinfo is available], [frr_cv_mallinfo], [
2000 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
2001 #ifdef HAVE_MALLOC_H
2004 #ifdef HAVE_MALLOC_NP_H
2005 #include <malloc_np.h>
2007 #ifdef HAVE_MALLOC_MALLOC_H
2008 #include <malloc/malloc.h>
2011 struct mallinfo ac_x; ac_x = mallinfo ();
2018 if test "$frr_cv_mallinfo" = yes; then
2019 AC_DEFINE([HAVE_MALLINFO], [1], [mallinfo])
2022 AC_MSG_CHECKING([whether malloc_usable_size is available])
2023 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
2024 #ifdef HAVE_MALLOC_H
2027 #ifdef HAVE_MALLOC_MALLOC_H
2028 #include <malloc/malloc.h>
2031 size_t ac_x; ac_x = malloc_usable_size(NULL);
2033 AC_MSG_RESULT([yes])
2034 AC_DEFINE([HAVE_MALLOC_USABLE_SIZE], [1], [malloc_usable_size])
2038 AC_MSG_CHECKING([whether malloc_size is available])
2039 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2040 #ifdef HAVE_MALLOC_H
2043 #ifdef HAVE_MALLOC_MALLOC_H
2044 #include <malloc/malloc.h>
2047 size_t ac_x; ac_x = malloc_size(NULL);
2049 AC_MSG_RESULT([yes])
2050 AC_DEFINE([HAVE_MALLOC_SIZE], [1], [malloc_size])
2059 if test "x$enable_zeromq" != "xno"; then
2060 PKG_CHECK_MODULES([ZEROMQ], [libzmq >= 4.0.0], [
2061 AC_DEFINE([HAVE_ZEROMQ], [1], [Enable ZeroMQ support])
2064 if test "x$enable_zeromq" = "xyes"; then
2065 AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
2069 AM_CONDITIONAL([ZEROMQ], [test "x$ZEROMQ" = "xtrue"])
2074 dev_version=`echo $VERSION | grep dev`
2075 #don't expire deprecated code in non 'dev' branch
2076 if test "${dev_version}" = ""; then
2079 CONFDATE=`date '+%Y%m%d'`
2081 AC_SUBST([CONFDATE])
2083 dnl ------------------------------
2084 dnl set paths for state directory
2085 dnl ------------------------------
2086 AC_MSG_CHECKING([directory to use for state file])
2087 if test "${prefix}" = "NONE"; then
2088 frr_statedir_prefix="";
2090 frr_statedir_prefix=${prefix}
2092 if test "${localstatedir}" = '${prefix}/var'; then
2093 for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
2094 ${frr_statedir_prefix}/var/adm dnl
2095 ${frr_statedir_prefix}/etc dnl
2101 test -d $FRR_STATE_DIR && break
2103 frr_statedir=$FRR_STATE_DIR
2105 frr_statedir=${localstatedir}
2107 if test $frr_statedir = "/dev/null"; then
2108 AC_MSG_ERROR([STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!])
2110 AC_MSG_RESULT([${frr_statedir}])
2111 AC_SUBST([frr_statedir])
2113 AC_DEFINE_UNQUOTED([LDPD_SOCKET], ["$frr_statedir/ldpd.sock"], [ldpd control socket])
2114 AC_DEFINE_UNQUOTED([ZEBRA_SERV_PATH], ["$frr_statedir/zserv.api"], [zebra api socket])
2115 AC_DEFINE_UNQUOTED([BFDD_CONTROL_SOCKET], ["$frr_statedir/bfdd.sock"], [bfdd control socket])
2116 AC_DEFINE_UNQUOTED([DAEMON_VTY_DIR], ["$frr_statedir"], [daemon vty directory])
2117 AC_DEFINE_UNQUOTED([DAEMON_DB_DIR], ["$frr_statedir"], [daemon database directory])
2119 dnl autoconf does this, but it does it too late...
2120 test "x$prefix" = xNONE && prefix=$ac_default_prefix
2121 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
2123 dnl get the full path, recursing through variables...
2124 vtysh_bin="$bindir/vtysh"
2125 for I in 1 2 3 4 5 6 7 8 9 10; do
2126 eval vtysh_bin="\"$vtysh_bin\""
2128 AC_DEFINE_UNQUOTED([VTYSH_BIN_PATH], ["$vtysh_bin"], [path to vtysh binary])
2129 AC_SUBST([vtysh_bin])
2131 CFG_SYSCONF="$sysconfdir"
2133 CFG_STATE="$frr_statedir"
2134 CFG_MODULE="$moduledir"
2135 CFG_YANGMODELS="$yangmodelsdir"
2136 CFG_LIBYANG_PLUGINS="$libyang_pluginsdir"
2137 for I in 1 2 3 4 5 6 7 8 9 10; do
2138 eval CFG_SYSCONF="\"$CFG_SYSCONF\""
2139 eval CFG_SBIN="\"$CFG_SBIN\""
2140 eval CFG_STATE="\"$CFG_STATE\""
2141 eval CFG_MODULE="\"$CFG_MODULE\""
2142 eval CFG_YANGMODELS="\"$CFG_YANGMODELS\""
2143 eval CFG_LIBYANG_PLUGINS="\"$CFG_LIBYANG_PLUGINS\""
2145 AC_SUBST([CFG_SYSCONF])
2146 AC_SUBST([CFG_SBIN])
2147 AC_SUBST([CFG_STATE])
2148 AC_SUBST([CFG_MODULE])
2149 AC_SUBST([CFG_YANGMODELS])
2150 AC_SUBST([CFG_LIBYANG_PLUGINS])
2151 AC_DEFINE_UNQUOTED([MODULE_PATH], ["$CFG_MODULE"], [path to modules])
2152 AC_DEFINE_UNQUOTED([YANG_MODELS_PATH], ["$CFG_YANGMODELS"], [path to YANG data models])
2153 AC_DEFINE_UNQUOTED([LIBYANG_PLUGINS_PATH], ["$CFG_LIBYANG_PLUGINS"], [path to libyang plugins])
2155 dnl ------------------------------------
2156 dnl Enable RPKI and add librtr to libs
2157 dnl ------------------------------------
2158 if test "${enable_rpki}" = "yes"; then
2159 PKG_CHECK_MODULES([RTRLIB], [rtrlib >= 0.5.0],
2162 AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
2165 AM_CONDITIONAL([RPKI], [test "x$RPKI" = "xtrue"])
2167 dnl ------------------------------------------
2168 dnl Check whether rtrlib was build with ssh support
2169 dnl ------------------------------------------
2170 AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
2171 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
2172 [[struct tr_ssh_config config;]])],
2173 [AC_MSG_RESULT([yes])
2174 AC_DEFINE([FOUND_SSH], [1], [found_ssh])],
2178 dnl ---------------------------
2179 dnl Check htonl works correctly
2180 dnl ---------------------------
2181 AC_MSG_CHECKING([for working htonl])
2182 AC_CACHE_VAL(ac_cv_htonl_works,
2183 [AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES],[htonl (0);])],
2184 [ac_cv_htonl_works=yes], [ac_cv_htonl_works=no])
2187 AC_MSG_RESULT([$ac_cv_htonl_works])
2189 AC_CONFIG_FILES([Makefile],[sed -e 's/^#AUTODERP# //' -i Makefile])
2197 snapcraft/snapcraft.yaml
2199 tests/lib/cli/test_cli.refout
2200 pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
2201 pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh
2204 AC_CONFIG_FILES([vtysh/extract.pl], [chmod +x vtysh/extract.pl])
2205 AC_CONFIG_FILES([tools/frr], [chmod +x tools/frr])
2206 AC_CONFIG_FILES([tools/watchfrr.sh], [chmod +x tools/watchfrr.sh])
2207 AC_CONFIG_FILES([tools/frrinit.sh], [chmod +x tools/frrinit.sh])
2208 AC_CONFIG_FILES([tools/frrcommon.sh])
2210 AC_CONFIG_COMMANDS([lib/route_types.h], [
2211 dst="${ac_abs_top_builddir}/lib/route_types.h"
2212 ${PERL} "${ac_abs_top_srcdir}/lib/route_types.pl" \
2213 < "${ac_abs_top_srcdir}/lib/route_types.txt" \
2216 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
2217 && rm "${dst}.tmp" \
2218 || mv "${dst}.tmp" "${dst}"
2223 AS_IF([test "x$with_pkg_git_version" = "xyes"], [
2224 AC_CONFIG_COMMANDS([lib/gitversion.h], [
2225 dst="${ac_abs_top_builddir}/lib/gitversion.h"
2226 ${PERL} "${ac_abs_top_srcdir}/lib/gitversion.pl" \
2227 "${ac_abs_top_srcdir}" \
2230 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
2231 && rm "${dst}.tmp" \
2232 || mv "${dst}.tmp" "${dst}"
2238 ## Hack, but working solution to avoid rebuilding of frr.info.
2239 ## It's already in CVS until texinfo 4.7 is more common.
2243 FRRouting configuration
2244 ------------------------------
2245 FRR version : ${PACKAGE_VERSION}
2246 host operating system : ${host_os}
2247 source code location : ${srcdir}
2249 compiler flags : ${CFLAGS} ${SAN_FLAGS}
2251 linker flags : ${LDFLAGS} ${SAN_FLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
2252 state file directory : ${frr_statedir}
2253 config file directory : `eval echo \`echo ${sysconfdir}\``
2254 example directory : `eval echo \`echo ${exampledir}\``
2255 module directory : ${CFG_MODULE}
2256 user to run as : ${enable_user}
2257 group to run as : ${enable_group}
2258 group for vty sockets : ${enable_vty_group}
2259 config file mask : ${enable_configfile_mask}
2260 log file mask : ${enable_logfile_mask}
2261 zebra protobuf enabled : ${enable_protobuf:-no}
2263 The above user and group must have read/write access to the state file
2264 directory and to the config files in the config file directory."
2266 if test "${enable_doc}" != "no";then
2267 AS_IF([test "$SPHINXBUILD" = /bin/false],
2268 AC_MSG_WARN([sphinx-build is missing but required to build documentation]))