2 ## Configure template file for FRRouting.
3 ## autoconf will generate 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, 5.0-dev, [https://github.com/frrouting/frr/issues])
11 PACKAGE_URL="https://frrouting.org/"
13 PACKAGE_FULLNAME="FRRouting"
14 AC_SUBST(PACKAGE_FULLNAME)
16 CONFIG_ARGS="$ac_configure_args"
19 AC_CONFIG_SRCDIR(lib/zebra.h)
20 AC_CONFIG_MACRO_DIR([m4])
22 dnl -----------------------------------
23 dnl Get hostname and other information.
24 dnl -----------------------------------
28 AS_IF([test "$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])
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
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="$enableval",)
83 dnl XXX add --pkgsrcrcdir to autoconf standard directory list somehow
85 AM_CONDITIONAL([PKGSRC], [test "x$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])
94 AC_ARG_ENABLE(tcmalloc,
95 AS_HELP_STRING([--enable-tcmalloc], [Turn on tcmalloc]),
96 [case "${enableval}" in
97 yes) tcmalloc_enabled=true
98 LIBS="$LIBS -ltcmalloc_minimal"
100 no) tcmalloc_enabled=false ;;
101 *) AC_MSG_ERROR(bad value ${enableval} for --enable-tcmalloc) ;;
102 esac],[tcmalloc_enabled=false])
105 dnl Thanks autoconf, but we don't want a default -g -O2. We have our own
106 dnl flag determination logic.
109 dnl --------------------
110 dnl Check CC and friends
111 dnl --------------------
112 dnl note orig_cflags is also used further down
113 orig_cflags="$CFLAGS"
118 dnl remove autoconf default "-g -O2"
119 CFLAGS="$orig_cflags"
121 dnl NB: see C11 below
126 dnl autoconf 2.59 appears not to support AC_PROG_SED
128 AC_CHECK_PROG([SED],[sed],[sed],[/bin/false])
130 dnl try and enable CFLAGS that are useful for FRR
131 dnl - specifically, options to control warnings
133 AC_USE_SYSTEM_EXTENSIONS
134 AC_DEFUN([AC_C_FLAG], [{
136 ac_c_flag_save="$CFLAGS"
138 AC_MSG_CHECKING([[whether $CC supports $1]])
140 [AC_LANG_PROGRAM([[]])],
143 m4_if([$3], [], [], [
144 CFLAGS="$ac_c_flag_save"
148 CFLAGS="$ac_c_flag_save"
155 AC_DEFUN([AC_LINK_IFELSE_FLAGS], [{
157 ac_cflags_save="$CFLAGS"
165 CFLAGS="$ac_cflags_save"
170 CFLAGS="$ac_cflags_save"
177 dnl ICC won't bail on unknown options without -diag-error 10006
178 dnl need to do this first so we get useful results for the other options
179 AC_C_FLAG([-diag-error 10006])
181 dnl AC_PROG_CC_C99 may change CC to include -std=gnu99 or something
183 CC="${CC% -std=gnu99}"
186 AC_C_FLAG([-std=gnu11], [CC="$ac_cc"], [CC="$CC -std=gnu11"])
188 dnl AddressSanitizer support
189 AC_ARG_ENABLE([address-sanitizer], AS_HELP_STRING([--enable-address-sanitizer], \
190 [enabled AddressSanitizer support for detecting a wide variety of \
191 memory allocation and deallocation errors]), \
192 [AC_DEFINE(HAVE_ADDRESS_SANITIZER, 1, [enable AddressSanitizer])
193 CFLAGS="$CFLAGS -fsanitize=address"
194 CXXFLAGS="$CXXFLAGS -fsanitize=address"
195 AC_TRY_COMPILE([],[const int i=0;],[AC_MSG_NOTICE([Address Sanitizer Enabled])],
196 [AC_MSG_ERROR([Address Sanitizer not available])])
199 dnl ThreadSanitizer support
200 AC_ARG_ENABLE([thread-sanitizer], AS_HELP_STRING([--enable-thread-sanitizer], \
201 [enabled ThreadSanitizer support for detecting data races]), \
202 [AC_DEFINE(HAVE_THREAD_SANITIZER, 1, [enable ThreadSanitizer])
203 CFLAGS="$CFLAGS -fsanitize=thread"
204 CXXFLAGS="$CXXFLAGS -fsanitize=thread"
205 AC_TRY_COMPILE([],[const int i=0;],[AC_MSG_NOTICE([Thread Sanitizer Enabled])],
206 [AC_MSG_ERROR([Thread Sanitizer not available])])
209 dnl MemorySanitizer support
210 AC_ARG_ENABLE([memory-sanitizer], AS_HELP_STRING([--enable-memory-sanitizer], \
211 [enabled MemorySanitizer support for detecting uninitialized memory reads]), \
212 [AC_DEFINE(HAVE_THREAD_SANITIZER, 1, [enable MemorySanitizer])
213 CFLAGS="$CFLAGS -fsanitize=memory -fPIE -pie"
214 CXXFLAGS="$CXXFLAGS -fsanitize=memory -fPIE -pie"
215 AC_TRY_COMPILE([],[const int i=0;],[AC_MSG_NOTICE([Memory Sanitizer Enabled])],
216 [AC_MSG_ERROR([Memory Sanitizer not available])])
219 dnl if the user has specified any CFLAGS, override our settings
220 if test "x${enable_dev_build}" = "xyes"; then
221 AC_DEFINE(DEV_BUILD,,Build for development)
222 if test "z$orig_cflags" = "z"; then
227 if test "z$orig_cflags" = "z"; then
234 AM_CONDITIONAL([DEV_BUILD], [test "x$enable_dev_build" = "xyes"])
236 dnl always want these CFLAGS
237 AC_C_FLAG([-fno-omit-frame-pointer])
238 AC_C_FLAG([-funwind-tables])
241 AC_C_FLAG([-Wmissing-prototypes])
242 AC_C_FLAG([-Wmissing-declarations])
243 AC_C_FLAG([-Wpointer-arith])
244 AC_C_FLAG([-Wbad-function-cast])
245 AC_C_FLAG([-Wwrite-strings])
246 if test x"${enable_gcc_ultra_verbose}" = x"yes" ; then
247 AC_C_FLAG([-Wcast-qual])
248 AC_C_FLAG([-Wstrict-prototypes])
249 AC_C_FLAG([-Wmissing-noreturn])
250 AC_C_FLAG([-Wmissing-format-attribute])
251 AC_C_FLAG([-Wunreachable-code])
252 AC_C_FLAG([-Wpacked])
253 AC_C_FLAG([-Wpadded])
255 AC_C_FLAG([-Wno-unused-result])
257 AC_C_FLAG([-Wno-unused-parameter])
258 AC_C_FLAG([-Wno-missing-field-initializers])
260 dnl ICC emits a broken warning for const char *x = a ? "b" : "c";
261 dnl for some reason the string consts get 'promoted' to char *,
262 dnl triggering a const to non-const conversion warning.
263 AC_C_FLAG([-diag-disable 3179])
265 if test x"${enable_werror}" = x"yes" ; then
270 dnl need link on this one, not compile
272 ac_ld_flag_save="$LDFLAGS"
273 LDFLAGS="$LDFLAGS -rdynamic"
274 AC_MSG_CHECKING([[whether linker supports -rdynamic]])
276 [AC_LANG_PROGRAM([[]])],
277 [AC_MSG_RESULT([yes])],
279 LDFLAGS="$ac_ld_flag_save"
290 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
291 LIBS="$PTHREAD_LIBS $LIBS"
293 AC_MSG_FAILURE([This FRR version needs pthreads])
302 AC_CHECK_TOOL(AR, ar)
304 dnl -----------------
305 dnl System extensions
306 dnl -----------------
314 dnl ----------------------
315 dnl Packages configuration
316 dnl ----------------------
317 AC_ARG_WITH(pkg-extra-version,
318 AS_HELP_STRING([--with-pkg-extra-version=VER], [add extra version field, for packagers/distributions]),
319 [EXTRAVERSION=$withval],)
320 AC_ARG_WITH(pkg-git-version,
321 AS_HELP_STRING([--with-pkg-git-version], [add git information to MOTD and build version string]),
322 [ test "x$withval" != "xno" && with_pkg_git_version="yes" ])
323 AC_ARG_WITH(vtysh_pager,
324 AS_HELP_STRING([--with-vtysh-pager=PAGER], [control what pager is compiled in as default]),
325 VTYSH_PAGER=$withval, VTYSH_PAGER="more")
327 AS_HELP_STRING([--disable-vtysh], [do not build integrated vty shell for FRR]))
329 AS_HELP_STRING([--disable-doc], [do not build docs]))
331 AS_HELP_STRING([--disable-zebra], [do not build zebra daemon]))
333 AS_HELP_STRING([--disable-bgpd], [do not build bgpd]))
335 AS_HELP_STRING([--disable-ripd], [do not build ripd]))
336 AC_ARG_ENABLE(ripngd,
337 AS_HELP_STRING([--disable-ripngd], [do not build ripngd]))
339 AS_HELP_STRING([--disable-ospfd], [do not build ospfd]))
340 AC_ARG_ENABLE(ospf6d,
341 AS_HELP_STRING([--disable-ospf6d], [do not build ospf6d]))
343 AS_HELP_STRING([--enable-ldpd], [build ldpd]))
345 AS_HELP_STRING([--disable-nhrpd], [do not build nhrpd]))
346 AC_ARG_ENABLE(eigrpd,
347 AS_HELP_STRING([--disable-eigrpd], [do not build eigrpd]))
348 AC_ARG_ENABLE(babeld,
349 AS_HELP_STRING([--disable-babeld], [do not build babeld]))
350 AC_ARG_ENABLE(watchfrr,
351 AS_HELP_STRING([--disable-watchfrr], [do not build watchfrr]))
353 AS_HELP_STRING([--disable-isisd], [do not build isisd]))
355 AS_HELP_STRING([--disable-pimd], [do not build pimd]))
357 AS_HELP_STRING([--disable-pbrd], [do not build pbrd]))
358 AC_ARG_ENABLE(sharpd,
359 AS_HELP_STRING([--enable-sharpd], [do not build sharpd]))
360 AC_ARG_ENABLE(bgp-announce,
361 AS_HELP_STRING([--disable-bgp-announce,], [turn off BGP route announcement]))
362 AC_ARG_ENABLE(bgp-vnc,
363 AS_HELP_STRING([--disable-bgp-vnc],[turn off BGP VNC support]))
364 AC_ARG_WITH(rfp-path,
365 AS_HELP_STRING([--with-rfp-path[=DIR]],[path to replaced stub RFP used with BGP VNC]))
367 AS_HELP_STRING([--enable-snmp=ARG], [enable SNMP support (smux or agentx)]))
368 AC_ARG_ENABLE(zeromq,
369 AS_HELP_STRING([--enable-zeromq], [enable ZeroMQ handler (libfrrzmq)]))
371 AS_HELP_STRING([--with-libpam], [use libpam for PAM support in vtysh]))
372 AC_ARG_ENABLE(ospfapi,
373 AS_HELP_STRING([--disable-ospfapi], [do not build OSPFAPI to access the OSPF LSA Database]))
374 AC_ARG_ENABLE(ospfclient,
375 AS_HELP_STRING([--disable-ospfclient], [do not build OSPFAPI client for OSPFAPI,
376 (this is the default if --disable-ospfapi is set)]))
377 AC_ARG_ENABLE(multipath,
378 AS_HELP_STRING([--enable-multipath=ARG], [enable multipath function, ARG must be digit]))
380 AS_HELP_STRING([--enable-user=USER], [user to run FRR suite as (default frr)]))
382 AS_HELP_STRING([--enable-group=GROUP], [group to run FRR suite as (default frr)]))
383 AC_ARG_ENABLE(vty_group,
384 AS_HELP_STRING([--enable-vty-group=ARG], [set vty sockets to have specified group as owner]))
385 AC_ARG_ENABLE(configfile_mask,
386 AS_HELP_STRING([--enable-configfile-mask=ARG], [set mask for config files]))
387 AC_ARG_ENABLE(logfile_mask,
388 AS_HELP_STRING([--enable-logfile-mask=ARG], [set mask for log files]))
389 AC_ARG_ENABLE(shell_access,
390 AS_HELP_STRING([--enable-shell-access], [Allow users to access shell/telnet/ssh]))
391 AC_ARG_ENABLE(realms,
392 AS_HELP_STRING([--enable-realms], [enable REALMS support under Linux]))
394 AS_HELP_STRING([--disable-rtadv], [disable IPV6 router advertisement feature]))
396 AS_HELP_STRING([--disable-irdp], [enable IRDP server support in zebra (default if supported)]))
397 AC_ARG_ENABLE(capabilities,
398 AS_HELP_STRING([--disable-capabilities], [disable using POSIX capabilities]))
399 AC_ARG_ENABLE(rusage,
400 AS_HELP_STRING([--disable-rusage], [disable using getrusage]))
401 AC_ARG_ENABLE(gcc_ultra_verbose,
402 AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings]))
403 AC_ARG_ENABLE(linux24_tcp_md5,
404 AS_HELP_STRING([--enable-linux24-tcp-md5], [enable support for old, Linux-2.4 RFC2385 patch]))
405 AC_ARG_ENABLE(backtrace,
406 AS_HELP_STRING([--disable-backtrace,], [disable crash backtraces (default autodetect)]))
407 AC_ARG_ENABLE(time-check,
408 AS_HELP_STRING([--disable-time-check], [disable slow thread warning messages]))
409 AC_ARG_ENABLE(pcreposix,
410 AS_HELP_STRING([--enable-pcreposix], [enable using PCRE Posix libs for regex functions]))
412 AS_HELP_STRING([--enable-fpm], [enable Forwarding Plane Manager support]))
413 AC_ARG_ENABLE(systemd,
414 AS_HELP_STRING([--enable-systemd], [enable Systemd support]))
415 AC_ARG_ENABLE(werror,
416 AS_HELP_STRING([--enable-werror], [enable -Werror (recommended for developers only)]))
417 AC_ARG_ENABLE(cumulus,
418 AS_HELP_STRING([--enable-cumulus], [enable Cumulus Switch Special Extensions]))
419 AC_ARG_ENABLE(datacenter,
420 AS_HELP_STRING([--enable-datacenter], [enable Compilation for Data Center Extensions]))
421 AC_ARG_ENABLE(fuzzing,
422 AS_HELP_STRING([--enable-fuzzing], [enable ability to fuzz various parts of FRR]))
423 AC_ARG_ENABLE(rr-semantics,
424 AS_HELP_STRING([--disable-rr-semantics], [disable the v6 Route Replace semantics]))
425 AC_ARG_ENABLE([protobuf],
426 AS_HELP_STRING([--enable-protobuf], [Enable experimental protobuf support]))
427 AC_ARG_ENABLE([oldvpn_commands],
428 AS_HELP_STRING([--enable-oldvpn-commands], [Keep old vpn commands]))
430 AS_HELP_STRING([--enable-rpki], [enable RPKI prefix validation support]))
431 AC_ARG_ENABLE([clippy-only],
432 AS_HELP_STRING([--enable-clippy-only], [Only build clippy]))
433 AC_ARG_ENABLE([numeric_version],
434 AS_HELP_STRING([--enable-numeric-version], [Only numeric digits allowed in version (for Alpine)]))
436 AS_IF([test "${enable_clippy_only}" != "yes"], [
437 AC_CHECK_HEADERS(json-c/json.h)
438 AC_CHECK_LIB(json-c, json_object_get, LIBS="$LIBS -ljson-c", [], [-lm])
439 if test $ac_cv_lib_json_c_json_object_get = no; then
440 AC_CHECK_LIB(json, json_object_get, LIBS="$LIBS -ljson")
441 if test $ac_cv_lib_json_json_object_get = no; then
442 AC_MSG_ERROR([lib json is needed to compile])
447 AC_ARG_ENABLE([dev_build],
448 AS_HELP_STRING([--enable-dev-build], [build for development]))
450 if test x"${enable_time_check}" != x"no" ; then
451 if test x"${enable_time_check}" = x"yes" -o x"${enable_time_check}" = x ; then
452 AC_DEFINE(CONSUMED_TIME_CHECK,5000000,Consumed Time Check)
454 AC_DEFINE_UNQUOTED(CONSUMED_TIME_CHECK,$enable_time_check,Consumed Time Check)
458 case "${enable_systemd}" in
461 AC_CHECK_LIB(systemd, sd_notify, LIBS="$LIBS -lsystemd")
462 if test $ac_cv_lib_systemd_sd_notify = no; then
463 AC_MSG_ERROR([enable systemd has been specified but systemd development env not found on your system])
465 AC_DEFINE(HAVE_SYSTEMD,,Compile systemd support in)
471 if test "${enable_rr_semantics}" != "no" ; then
472 AC_DEFINE(HAVE_V6_RR_SEMANTICS,, Compile in v6 Route Replacement Semantics)
475 if test "${enable_datacenter}" = "yes" ; then
476 AC_DEFINE(HAVE_DATACENTER,,Compile extensions for a DataCenter)
477 DFLT_NAME="datacenter"
479 DFLT_NAME="traditional"
482 if test "${enable_fuzzing}" = "yes" ; then
483 AC_DEFINE(HANDLE_ZAPI_FUZZING,,Compile extensions to use with a fuzzer)
486 if test "${enable_cumulus}" = "yes" ; then
487 AC_DEFINE(HAVE_CUMULUS,,Compile Special Cumulus Code in)
491 AC_DEFINE_UNQUOTED(DFLT_NAME,["$DFLT_NAME"], Name of the configuration default set)
493 if test "${enable_shell_access}" = "yes"; then
494 AC_DEFINE(HAVE_SHELL_ACCESS,,Allow user to use ssh/telnet/bash)
497 AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
502 AS_IF([test "$host" = "$build"], [
506 # 1. try python3, but respect the user's preference on which minor ver
507 # 2. try python, which might be py3 or py2 again on the user's preference
508 # 3. try python2 (can really only be 2.7 but eh)
509 # 4. try 3.5 > 3.4 > 3.3 > 3.2 > 2.7 through pkg-config (no user pref)
511 # (AX_PYTHON_DEVEL has no clue about py3 vs py2)
512 # (AX_PYTHON does not do what we need)
514 AC_CHECK_TOOLS([PYTHONCONFIG], [python3-config python-config python2-config])
515 if test -n "$PYTHONCONFIG"; then
516 PYTHON_CFLAGS="`\"${PYTHONCONFIG}\" --includes`"
517 PYTHON_LIBS="`\"${PYTHONCONFIG}\" --libs`"
519 AC_MSG_CHECKING([whether we found a working Python version])
520 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
522 #if PY_VERSION_HEX < 0x02070000
523 #error python too old
539 if test -z "$PYTHONCONFIG"; then
540 PKG_CHECK_MODULES([PYTHON], python-3.5, [], [
541 PKG_CHECK_MODULES([PYTHON], python-3.4, [], [
542 PKG_CHECK_MODULES([PYTHON], python-3.3, [], [
543 PKG_CHECK_MODULES([PYTHON], python-3.2, [], [
544 PKG_CHECK_MODULES([PYTHON], python-2.7, [], [
545 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
549 AC_MSG_CHECKING([whether we found a working Python version])
550 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
552 #if PY_VERSION_HEX < 0x02070000
553 #error python too old
563 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
567 AC_SUBST(PYTHON_CFLAGS)
568 AC_SUBST(PYTHON_LIBS)
571 # Logic for protobuf support.
573 if test "$enable_protobuf" = "yes"; then
577 AC_CHECK_PROG([PROTOC_C], [protoc-c], [protoc-c], [/bin/false])
578 if test "x$PROTOC_C" = "x/bin/false"; then
582 PKG_CHECK_MODULES([PROTOBUF_C], libprotobuf-c >= 0.14,
583 [found_protobuf_c=yes],
584 [AC_MSG_RESULT([pkg-config did not find libprotobuf-c])])
586 if test "x$found_protobuf_c" = "xyes"; then
587 LDFLAGS="$LDFLAGS $PROTOBUF_C_LIBS"
588 CFLAGS="$CFLAGS $PROTOBUF_C_CFLAGS"
590 AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [],
591 [have_protobuf=no; AC_MSG_RESULT([Couldn't find google/protobuf-c.h])])
597 # Logic for old vpn commans support.
599 if test "$enable_oldvpn_commands" = "yes"; then
600 AC_DEFINE(KEEP_OLD_VPN_COMMANDS,, [Define for compiling with old vpn commands])
603 # Fail if the user explicity enabled protobuf support and we couldn't
604 # find the compiler or libraries.
605 if test "x$have_protobuf" = "xno" && test "x$enable_protobuf" = "xyes"; then
606 AC_MSG_ERROR([Protobuf enabled explicitly but can't find libraries/tools])
609 if test "x$have_protobuf" = "xyes"; then
610 AC_DEFINE(HAVE_PROTOBUF,, protobuf)
613 AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$have_protobuf" = "xyes"])
616 # End of logic for protobuf support.
619 if test "${enable_linux24_tcp_md5}" = "yes"; then
620 AC_DEFINE(HAVE_TCP_MD5_LINUX24,,Old Linux 2.4 TCP MD5 Signature Patch)
623 AC_MSG_CHECKING(if zebra should be configurable to send Route Advertisements)
624 if test "${enable_rtadv}" != "no"; then
626 AC_DEFINE(HAVE_RTADV,,Enable IPv6 Routing Advertisement support)
631 if test x"${enable_user}" = x"no"; then
634 if test x"${enable_user}" = x"yes" || test x"${enable_user}" = x""; then
637 AC_DEFINE_UNQUOTED(FRR_USER, "${enable_user}", frr User)
640 if test x"${enable_group}" = x"no"; then
643 if test x"${enable_group}" = x"yes" || test x"${enable_group}" = x""; then
646 AC_DEFINE_UNQUOTED(FRR_GROUP, "${enable_group}", frr Group)
649 if test x"${enable_vty_group}" = x"yes" ; then
650 AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
651 elif test x"${enable_vty_group}" != x""; then
652 if test x"${enable_vty_group}" != x"no"; then
653 AC_DEFINE_UNQUOTED(VTY_GROUP, "${enable_vty_group}", VTY Sockets Group)
656 AC_SUBST([enable_user])
657 AC_SUBST([enable_group])
658 AC_SUBST([enable_vty_group])
660 enable_configfile_mask=${enable_configfile_mask:-0600}
661 AC_DEFINE_UNQUOTED(CONFIGFILE_MASK, ${enable_configfile_mask}, Mask for config files)
663 enable_logfile_mask=${enable_logfile_mask:-0600}
664 AC_DEFINE_UNQUOTED(LOGFILE_MASK, ${enable_logfile_mask}, Mask for log files)
668 case "${enable_multipath}" in
672 [[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
673 MPATH_NUM="${enable_multipath}"
678 AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
682 AC_DEFINE_UNQUOTED(MULTIPATH_NUM, $MPATH_NUM, Maximum number of paths for a route)
684 AC_DEFINE_UNQUOTED(VTYSH_PAGER, "$VTYSH_PAGER", [What pager to use])
686 dnl ------------------------------------
687 dnl Alpine only accepts numeric versions
688 dnl ------------------------------------
689 if test "x${enable_numeric_version}" != "x" ; then
690 VERSION="`echo ${VERSION} | tr -c -d '[[.0-9]]'`"
691 PACKAGE_VERSION="`echo ${PACKAGE_VERSION} | tr -c -d '[[.0-9]]'`"
694 dnl -----------------------------------
695 dnl Add extra version string to package
696 dnl name, string and version fields.
697 dnl -----------------------------------
698 if test "x${EXTRAVERSION}" != "x" ; then
699 VERSION="${VERSION}${EXTRAVERSION}"
700 PACKAGE_VERSION="${PACKAGE_VERSION}${EXTRAVERSION}"
701 AC_SUBST(PACKAGE_EXTRAVERSION, ["${EXTRAVERSION}"])
702 PACKAGE_STRING="${PACKAGE_STRING}${EXTRAVERSION}"
705 if test "x$with_pkg_git_version" = "xyes"; then
706 if test -d "${srcdir}/.git"; then
707 AC_DEFINE(GIT_VERSION, [1], [include git version info])
708 else with_pkg_git_version="no"
709 AC_MSG_WARN([--with-pkg-git-version given, but this is not a git checkout])
712 AM_CONDITIONAL([GIT_VERSION], [test "x$with_pkg_git_version" = "xyes"])
714 dnl ------------------------------------
715 dnl Check C keywords and standard types
716 dnl ------------------------------------
727 dnl -------------------------
728 dnl Check other header files.
729 dnl -------------------------
730 AC_CHECK_HEADERS([stropts.h sys/ksym.h \
731 linux/version.h asm/types.h \
734 ac_stdatomic_ok=false
735 AC_DEFINE(FRR_AUTOCONF_ATOMIC, 1, [did autoconf checks for atomic funcs])
736 AC_CHECK_HEADER([stdatomic.h],[
738 AC_MSG_CHECKING([whether _Atomic qualifier works])
739 AC_LINK_IFELSE([AC_LANG_SOURCE([[
740 #include <stdatomic.h>
741 int main(int argc, char **argv) {
746 AC_DEFINE(HAVE_STDATOMIC_H, 1, [found stdatomic.h])
754 AS_IF([$ac_stdatomic_ok], [true], [
755 AC_MSG_CHECKING([for __atomic_* builtins])
756 AC_LINK_IFELSE([AC_LANG_SOURCE([[
757 int main(int argc, char **argv) {
759 __atomic_store_n (&i, 0, __ATOMIC_RELEASE);
760 return __atomic_load_n (&i, __ATOMIC_ACQUIRE);
763 AC_DEFINE(HAVE___ATOMIC, 1, [found __atomic builtins])
768 dnl FreeBSD 9 has a broken stdatomic.h where _Atomic doesn't work
769 AC_MSG_CHECKING([for __sync_* builtins])
770 AC_LINK_IFELSE([AC_LANG_SOURCE([[
771 int main(int argc, char **argv) {
773 __sync_fetch_and_sub (&i, 1);
774 return __sync_val_compare_and_swap (&i, 0, 1);
777 AC_DEFINE(HAVE___SYNC, 1, [found __sync builtins])
780 AC_MSG_CHECKING([for __sync_swap builtin])
781 AC_LINK_IFELSE([AC_LANG_SOURCE([[
782 int main(int argc, char **argv) {
784 return __sync_swap (&i, 2);
787 AC_DEFINE(HAVE___SYNC_SWAP, 1, [found __sync_swap builtin])
795 AC_MSG_FAILURE([stdatomic.h unavailable and $CC has neither __atomic nor __sync builtins])
800 dnl Utility macro to avoid retyping includes all the time
801 m4_define([FRR_INCLUDES],
804 #define __EXTENSIONS__
809 #include <sys/types.h>
810 /* sys/conf.h depends on param.h on FBSD at least */
811 #include <sys/param.h>
812 /* Required for MAXSIG */
814 #include <sys/socket.h>
816 # define __APPLE_USE_RFC_3542
818 #include <netinet/in.h>
819 #include <sys/time.h>
824 dnl Same applies for HAVE_NET_IF_VAR_H, which HAVE_NETINET6_ND6_H and
825 dnl HAVE_NETINET_IN_VAR_H depend upon. But if_var.h depends on if.h, hence
826 dnl an additional round for it.
828 AC_CHECK_HEADERS([net/if_var.h], [], [], FRR_INCLUDES)
830 m4_define([FRR_INCLUDES],
832 [#if HAVE_NET_IF_VAR_H
833 # include <net/if_var.h>
837 AC_CHECK_HEADERS([netinet/in_var.h \
838 net/if_dl.h net/netopt.h \
839 inet/nd.h netinet/ip_icmp.h \
840 sys/sysctl.h sys/sockio.h kvm.h sys/conf.h],
841 [], [], FRR_INCLUDES)
843 AC_CHECK_HEADERS([ucontext.h], [], [],
846 #endif /* __USE_GNU */
850 m4_define([UCONTEXT_INCLUDES],
851 [#include <ucontext.h>])dnl
853 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.uc_regs],
854 [], [], [UCONTEXT_INCLUDES])
855 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs],
856 [AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs.nip],
857 [], [], [UCONTEXT_INCLUDES])],
858 [], [UCONTEXT_INCLUDES])
859 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.gregs],
860 [], [], [UCONTEXT_INCLUDES])
862 m4_define([FRR_INCLUDES],
866 #include <netinet/in_systm.h>
867 #if HAVE_NETINET_IN_VAR_H
868 # include <netinet/in_var.h>
871 # include <net/if_dl.h>
873 #if HAVE_NET_NETOPT_H
874 # include <net/netopt.h>
876 #include <net/route.h>
878 # include <inet/nd.h>
880 #include <arpa/inet.h>
881 /* Required for IDRP */
882 #if HAVE_NETINET_IP_ICMP_H
883 # include <netinet/ip_icmp.h>
887 dnl V6 headers are checked below, after we check for v6
889 AC_MSG_CHECKING([which operating system interface to use])
892 AC_MSG_RESULT([Solaris])
894 AC_DEFINE(SUNOS_5, 1, [SunOS 5])
895 AC_DEFINE(SOLARIS_IPV6, 1, Solaris IPv6)
897 AC_CHECK_LIB(socket, main)
898 AC_CHECK_LIB(nsl, main)
899 AC_CHECK_LIB(umem, main)
900 AC_CHECK_FUNCS([printstack], [
901 AC_DEFINE([HAVE_PRINTSTACK],1,[Solaris printstack])
902 AC_DEFINE([HAVE_STACK_TRACE],1,[Stack symbols decode functionality])
908 AC_MSG_RESULT([Linux])
910 AC_DEFINE(GNU_LINUX,,GNU Linux)
911 AC_DEFINE(HAVE_NETLINK,,netlink)
912 AC_DEFINE(LINUX_IPV6,1,Linux IPv6 stack)
914 dnl Linux has a compilation problem with mixing
915 dnl netinet/in.h and linux/in6.h they are not
916 dnl compatible. There has been discussion on
917 dnl how to fix it but no real progress on implementation
918 dnl when they fix it, remove this
919 AC_DEFINE(IPV6_MINHOPCOUNT, 73, Linux ipv6 Min Hop Count)
921 AC_CHECK_DECLS([IFLA_INFO_SLAVE_KIND], [], [], [#include <linux/if_link.h>])
924 AC_MSG_RESULT([OpenBSD])
926 AC_DEFINE(OPEN_BSD,,OpenBSD)
927 AC_DEFINE(KAME,1,KAME IPv6)
928 AC_DEFINE(BSD_V6_SYSCTL,1,BSD v6 sysctl to turn on and off forwarding)
930 if test "x${enable_pimd}" != "xno"; then
935 AC_MSG_FAILURE([pimd cannot be enabled as PIM support has been removed from OpenBSD 6.1])
943 AC_DEFINE(HAVE_NET_RT_IFLIST,,NET_RT_IFLIST)
944 AC_DEFINE(KAME,1,KAME IPv6)
945 AC_DEFINE(BSD_V6_SYSCTL,1,BSD v6 sysctl to turn on and off forwarding)
948 AM_CONDITIONAL(SOLARIS, test "${SOLARIS}" = "solaris")
952 dnl ------------------------
953 dnl Integrated REALMS option
954 dnl ------------------------
955 if test "${enable_realms}" = "yes"; then
958 AC_DEFINE(SUPPORT_REALMS,, Realms support)
961 echo "Sorry, only Linux has REALMS support"
966 AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
968 dnl ---------------------
969 dnl Integrated VTY option
970 dnl ---------------------
971 case "${enable_vtysh}" in
974 AC_DEFINE(VTYSH,,VTY shell)
975 dnl Vtysh uses libreadline, which looks for termcap functions at
976 dnl configure time. We follow readlines search order.
977 dnl The required procedures are in libtermcap on NetBSD, in
978 dnl [TODO] on Linux, and in [TODO] on Solaris.
979 AC_CHECK_LIB(termcap, tputs, LIBREADLINE="$LIBREADLINE -ltermcap",
980 [AC_CHECK_LIB(tinfo, tputs, LIBREADLINE="$LIBREADLINE -ltinfo",
981 [AC_CHECK_LIB(curses, tputs, LIBREADLINE="$LIBREADLINE -lcurses",
982 [AC_CHECK_LIB(ncurses, tputs,
983 LIBREADLINE="$LIBREADLINE -lncurses")]
987 AC_CHECK_LIB(readline, main, LIBREADLINE="-lreadline $LIBREADLINE",,
989 if test $ac_cv_lib_readline_main = no; then
990 AC_MSG_ERROR([vtysh needs libreadline but was not found and usable on your system.])
992 AC_CHECK_HEADER(readline/history.h)
993 if test $ac_cv_header_readline_history_h = no;then
994 AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
996 AC_CHECK_LIB(readline, rl_completion_matches,
997 LIBREADLINE="$LIBREADLINE",, "$LIBREADLINE")
998 if test $ac_cv_lib_readline_rl_completion_matches = no; then
999 AC_DEFINE(rl_completion_matches,completion_matches,Old readline)
1003 AC_SUBST(LIBREADLINE)
1004 AM_CONDITIONAL(VTYSH, test "x$VTYSH" = "xvtysh")
1009 dnl FRR detects the PAM library it is built against by checking for a
1010 dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
1011 dnl is known to #include pam_appl.h, the standard header of a PAM library, and
1012 dnl openpam.h doesn't do that, although depends on the header too. Hence a
1013 dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
1016 if test "$with_libpam" = "yes"; then
1017 AC_CHECK_HEADER([security/pam_misc.h],
1018 [AC_DEFINE(HAVE_PAM_MISC_H,,Have pam_misc.h)
1019 AC_DEFINE(PAM_CONV_FUNC,misc_conv,Have misc_conv)
1020 pam_conv_func="misc_conv"
1023 AC_CHECK_HEADER([security/openpam.h],
1024 [AC_DEFINE(HAVE_OPENPAM_H,,Have openpam.h)
1025 AC_DEFINE(PAM_CONV_FUNC,openpam_ttyconv,Have openpam_ttyconv)
1026 pam_conv_func="openpam_ttyconv"
1028 [], FRR_INCLUDES[#include <security/pam_appl.h>])
1029 if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
1030 AC_MSG_WARN([*** pam support will not be built ***])
1035 if test "$with_libpam" = "yes"; then
1036 dnl took this test from proftpds configure.in and suited to our needs
1037 dnl -------------------------------------------------------------------------
1039 dnl This next check looks funky due to a linker problem with some versions
1040 dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
1041 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
1042 dnl with RedHat 6.2 and Debian 2.2 or better.
1043 AC_CHECK_LIB(pam, pam_start,
1044 [AC_CHECK_LIB(pam, $pam_conv_func,
1045 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1047 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1048 LIBPAM="-lpam -lpam_misc"]
1052 [AC_CHECK_LIB(pam, pam_end,
1053 [AC_CHECK_LIB(pam, $pam_conv_func,
1054 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1055 LIBPAM="-lpam -ldl"],
1056 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1057 LIBPAM="-lpam -ldl -lpam_misc"]
1059 ],AC_MSG_WARN([*** pam support will not be built ***]),
1066 dnl -------------------------------
1067 dnl Endian-ness check
1068 dnl -------------------------------
1071 dnl -------------------------------
1072 dnl check the size in byte of the C
1073 dnl -------------------------------
1074 dnl AC_CHECK_SIZEOF(char)
1075 dnl AC_CHECK_SIZEOF(int)
1076 dnl AC_CHECK_SIZEOF(short)
1077 dnl AC_CHECK_SIZEOF(long)
1079 dnl ----------------------------
1080 dnl check existance of functions
1081 dnl ----------------------------
1087 dnl -------------------------------
1088 dnl bgpd needs pow() and hence libm
1089 dnl -------------------------------
1091 AC_CHECK_HEADER([math.h],
1092 [AC_CHECK_LIB([m], [pow],
1095 AC_CHECK_FUNCS(pow,[],[LIBM=""])
1098 if test x"$LIBM" = x ; then
1099 AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
1104 AC_CHECK_FUNCS([ppoll], [
1105 AC_DEFINE([HAVE_PPOLL], 1, [have Linux/BSD ppoll()])
1107 AC_CHECK_FUNCS([pollts], [
1108 AC_DEFINE([HAVE_POLLTS], 1, [have NetBSD pollts()])
1118 AC_CHECK_HEADER([asm-generic/unistd.h],
1119 [AC_CHECK_DECL(__NR_setns,
1120 AC_DEFINE(HAVE_NETNS,, Have netns),,
1121 FRR_INCLUDES [#include <asm-generic/unistd.h>
1123 AC_CHECK_FUNCS(setns)]
1126 dnl --------------------------
1127 dnl Determine IS-IS I/O method
1128 dnl --------------------------
1129 AC_DEFINE(ISIS_METHOD_PFPACKET, 1, [ constant value for isis method pfpacket ])
1130 AC_DEFINE(ISIS_METHOD_DLPI, 2, [ constant value for isis method dlpi ])
1131 AC_DEFINE(ISIS_METHOD_BPF, 3, [ constant value for isis method bpf ])
1132 AC_CHECK_HEADER(net/bpf.h)
1133 AC_CHECK_HEADER(sys/dlpi.h)
1134 AC_MSG_CHECKING(zebra IS-IS I/O method)
1138 AC_MSG_RESULT(pfpacket)
1139 ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
1143 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1146 if test $ac_cv_header_net_bpf_h = no; then
1147 if test $ac_cv_header_sys_dlpi_h = no; then
1149 if test "${enable_isisd}" = yes; then
1150 AC_MSG_FAILURE([IS-IS support requested but no packet backend found])
1152 AC_MSG_WARN([*** IS-IS support will not be built ***])
1157 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1160 ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
1164 AC_DEFINE_UNQUOTED(ISIS_METHOD, $ISIS_METHOD_MACRO, [ selected method for isis, == one of the constants ])
1166 dnl ------------------------------------
1167 dnl check for broken CMSG_FIRSTHDR macro
1168 dnl ------------------------------------
1169 AC_MSG_CHECKING(for broken CMSG_FIRSTHDR)
1170 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1173 #define __EXTENSIONS__
1176 #include <sys/types.h>
1177 #include <sys/socket.h>
1184 msg.msg_control = buf;
1185 msg.msg_controllen = 0;
1187 if (CMSG_FIRSTHDR(&msg) != NULL)
1190 }]])],[AC_MSG_RESULT(yes - using workaround) AC_DEFINE(HAVE_BROKEN_CMSG_FIRSTHDR,,Broken CMSG_FIRSTHDR)],
1191 [AC_MSG_RESULT(no)],[AC_MSG_RESULT(no)])
1193 dnl ---------------------------------------------------------------
1194 dnl figure out how to specify an interface in multicast sockets API
1195 dnl ---------------------------------------------------------------
1196 AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
1198 AC_CHECK_HEADERS([linux/mroute.h], [], [],[
1199 #include <sys/socket.h>
1200 #include <netinet/in.h>
1201 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1202 #include <linux/types.h>
1205 m4_define([FRR_INCLUDES],
1207 [#if HAVE_LINUX_MROUTE_H
1208 # include <linux/mroute.h>
1212 AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
1213 #include <sys/socket.h>
1214 #include <sys/types.h>
1215 #include <netinet/in.h>
1216 #include <net/route.h>
1219 m4_define([FRR_INCLUDES],
1221 [#if HAVE_NETINET_IP_MROUTE_H
1222 # include <netinet/ip_mroute.h>
1226 AC_MSG_CHECKING([for BSD struct ip_mreq hack])
1227 AC_TRY_COMPILE([#include <sys/param.h>],
1228 [#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)
1231 #error No support for BSD struct ip_mreq hack detected
1232 #endif],[AC_MSG_RESULT(yes)
1233 AC_DEFINE(HAVE_BSD_STRUCT_IP_MREQ_HACK,,[Can pass ifindex in struct ip_mreq])],
1236 AC_MSG_CHECKING([for RFC3678 protocol-independed API])
1238 #include <sys/types.h>
1239 #include <netinet/in.h>
1240 ], [struct group_req gr; int sock; setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
1241 ], [AC_MSG_RESULT(yes)
1242 AC_DEFINE(HAVE_RFC3678,1,[Have RFC3678 protocol-independed API])],
1245 dnl ---------------------------------------------------------------
1246 dnl figure out how to check link-state
1247 dnl ---------------------------------------------------------------
1248 AC_CHECK_HEADER( [net/if_media.h],
1249 [m4_define([LINK_DETECT_INCLUDES],
1251 [#include <net/if_media.h>
1253 AC_CHECK_MEMBERS( [struct ifmediareq.ifm_status],
1254 AC_DEFINE(HAVE_BSD_LINK_DETECT,,[BSD link-detect]),
1255 [], LINK_DETECT_INCLUDES)],
1259 dnl ---------------------------------------------------------------
1260 dnl Additional, newer way to check link-state using ifi_link_state.
1261 dnl Not available in all BSD's when ifmediareq available
1262 dnl ---------------------------------------------------------------
1263 AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
1264 AC_DEFINE(HAVE_BSD_IFI_LINK_STATE,,[BSD ifi_link_state available]),
1267 dnl ------------------------
1268 dnl TCP_MD5SIG socket option
1269 dnl ------------------------
1271 AC_CHECK_HEADER([netinet/tcp.h],
1272 [m4_define([MD5_INCLUDES],
1274 [#include <netinet/tcp.h>
1276 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
1279 if test $ac_cv_have_decl_TCP_MD5SIG = no; then
1280 AC_CHECK_HEADER([linux/tcp.h],
1281 [m4_define([MD5_INCLUDES],
1283 [#include <linux/tcp.h>
1285 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
1288 dnl ----------------------------------------------------------------------------
1289 dnl figure out if domainname is available in the utsname struct (GNU extension).
1290 dnl ----------------------------------------------------------------------------
1291 AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
1293 dnl ------------------
1294 dnl IPv6 header checks
1295 dnl ------------------
1296 AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
1297 netinet6/in6_var.h netinet6/nd6.h], [], [],
1300 m4_define([FRR_INCLUDES],dnl
1302 [#if HAVE_NETINET6_IN6_H
1303 #include <netinet6/in6.h>
1305 #if HAVE_NETINET_IN6_VAR_H
1306 #include <netinet/in6_var.h>
1308 #include <netinet/icmp6.h>
1309 #if HAVE_NETINET6_IN6_VAR_H
1310 # include <netinet6/in6_var.h>
1312 #if HAVE_NETINET6_ND6_H
1313 # include <netinet6/nd6.h>
1317 dnl disable doc check
1318 if test "${enable_doc}" = "no";then
1324 dnl --------------------
1325 dnl Daemon disable check
1326 dnl --------------------
1327 AM_CONDITIONAL(ZEBRA, test "${enable_zebra}" != "no")
1329 if test "${enable_bgpd}" = "no";then
1334 AM_CONDITIONAL(BGPD, test "x$BGPD" = "xbgpd")
1336 AM_CONDITIONAL(RIPD, test "${enable_ripd}" != "no")
1337 AM_CONDITIONAL(OSPFD, test "${enable_ospfd}" != "no")
1338 AM_CONDITIONAL(LDPD, test "${enable_ldpd}" != "no")
1340 AS_IF([test "${enable_ldpd}" != "no"], [
1341 AC_DEFINE(HAVE_LDPD, 1, ldpd)
1347 if test "${enable_nhrpd}" != "no"; then
1352 if test "${enable_nhrpd}" = "yes"; then
1353 AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
1357 AM_CONDITIONAL(NHRPD, test "x$NHRPD" = "xnhrpd")
1359 AM_CONDITIONAL(EIGRPD, test "${enable_eigrpd}" != "no")
1361 if test "${enable_watchfrr}" = "no";then
1366 AM_CONDITIONAL(WATCHFRR, test "x$WATCHFRR" = "xwatchfrr")
1369 if test "${enable_ospfapi}" != "no";then
1370 AC_DEFINE(SUPPORT_OSPF_API,,OSPFAPI)
1372 if test "${enable_ospfclient}" != "no";then
1373 OSPFCLIENT="ospfclient"
1377 AM_CONDITIONAL(OSPFCLIENT, test "x$OSPFCLIENT" = "xospfclient")
1378 AM_CONDITIONAL(RIPNGD, test "${enable_ripngd}" != "no")
1379 AM_CONDITIONAL(BABELD, test "${enable_babeld}" != "no")
1380 AM_CONDITIONAL(OSPF6D, test "${enable_ospf6d}" != "no")
1381 AM_CONDITIONAL(ISISD, test "${enable_isisd}" != "no")
1382 AM_CONDITIONAL(PIMD, test "${enable_pimd}" != "no")
1383 AM_CONDITIONAL(PBRD, test "${enable_pbrd}" != "no")
1384 AM_CONDITIONAL(SHARPD, test "${enable_sharpd}" = "yes")
1386 if test "${enable_bgp_announce}" = "no";then
1387 AC_DEFINE(DISABLE_BGP_ANNOUNCE,1,Disable BGP installation to zebra)
1389 AC_DEFINE(DISABLE_BGP_ANNOUNCE,0,Disable BGP installation to zebra)
1392 if test "${with_rfp_path}" = "yes" || test x"${with_rfp_path}" = x""; then
1393 with_rfp_path="bgpd/rfp-example"
1395 if test "${with_rfp_path}" != "no"; then
1396 VNC_RFP_PATH="${with_rfp_path}"
1397 AC_SUBST(VNC_RFP_PATH)
1400 if test "${enable_bgp_vnc}" != "no";then
1401 AC_DEFINE(ENABLE_BGP_VNC,1,Enable BGP VNC support)
1402 RFPTEST="${with_rfp_path}/rfptest"
1403 LIBRFP="${with_rfp_path}/librfp"
1404 RFPINC="${with_rfp_path}/librfp"
1408 RFPINC="bgpd/rfp-example/librfp"
1411 AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
1421 AC_CHECK_LIB(crypt, crypt, [],
1422 [AC_CHECK_LIB(crypto, DES_crypt)])
1423 AC_CHECK_LIB(resolv, res_init)
1425 dnl ---------------------------
1426 dnl check system has PCRE regexp
1427 dnl ---------------------------
1428 if test "x$enable_pcreposix" = "xyes"; then
1429 AC_CHECK_LIB(pcreposix, regexec, [], [
1430 AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
1433 AC_SUBST(HAVE_LIBPCREPOSIX)
1435 dnl ------------------
1436 dnl check C-Ares library
1437 dnl ------------------
1438 if test "${NHRPD}" != ""; then
1439 PKG_CHECK_MODULES([CARES], [libcares], , [
1440 AC_MSG_ERROR([trying to build nhrpd, but libcares not found. install c-ares and its -dev headers.])
1445 dnl ------------------
1446 dnl check Net-SNMP library
1447 dnl ------------------
1448 if test "${enable_snmp}" != "" -a "${enable_snmp}" != "no"; then
1449 AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
1450 if test x"$NETSNMP_CONFIG" = x"no"; then
1451 AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
1453 SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
1454 SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
1455 AC_MSG_CHECKING([whether we can link to Net-SNMP])
1456 AC_LINK_IFELSE_FLAGS([$SNMP_CFLAGS], [$SNMP_LIBS], [AC_LANG_PROGRAM([
1464 AC_MSG_ERROR([--enable-snmp given but not usable])])
1465 case "${enable_snmp}" in
1470 SNMP_METHOD="${enable_snmp}"
1473 AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use smux or agentx])
1476 AH_TEMPLATE([SNMP_SMUX], [Use SNMP SMUX to interface with snmpd])
1477 AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
1478 AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,SNMP method to interface with snmpd)
1480 AM_CONDITIONAL([SNMP], [test "x${SNMP_METHOD}" != "x"])
1482 AC_SUBST(SNMP_CFLAGS)
1487 AC_SEARCH_LIBS([sqrt], [m])
1492 AC_SEARCH_LIBS(dlopen, [dl dld], [], [
1493 AC_MSG_ERROR([unable to find the dlopen()])
1496 AC_CHECK_HEADERS([link.h])
1498 AC_MSG_CHECKING([for dlinfo(RTLD_DI_ORIGIN)])
1499 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1507 dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
1510 AC_DEFINE(HAVE_DLINFO_ORIGIN, 1, [Have dlinfo RTLD_DI_ORIGIN])
1515 AC_MSG_CHECKING([for dlinfo(RTLD_DI_LINKMAP)])
1516 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1523 struct link_map *lm = NULL;
1524 dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
1527 AC_DEFINE(HAVE_DLINFO_LINKMAP, 1, [Have dlinfo RTLD_DI_LINKMAP])
1533 AM_CONDITIONAL(SNMP, test "x$SNMP_METHOD" = "xagentx")
1535 dnl ---------------------------
1536 dnl sockaddr and netinet checks
1537 dnl ---------------------------
1540 struct vifctl, struct mfcctl, struct sioc_sg_req,
1541 vifi_t, struct sioc_vif_req, struct igmpmsg,
1542 struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
1543 struct nd_opt_adv_interval, struct rt_addrinfo,
1544 struct nd_opt_homeagent_info, struct nd_opt_adv_interval],
1545 [], [], FRR_INCLUDES)
1547 AC_CHECK_MEMBERS([struct sockaddr.sa_len,
1548 struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
1549 struct sockaddr_dl.sdl_len,
1550 struct if6_aliasreq.ifra_lifetime,
1551 struct nd_opt_adv_interval.nd_opt_ai_type],
1552 [], [], FRR_INCLUDES)
1554 dnl ---------------------------
1555 dnl IRDP/pktinfo/icmphdr checks
1556 dnl ---------------------------
1558 AC_CHECK_TYPES([struct in_pktinfo], [
1559 AC_CHECK_TYPES([struct icmphdr], [
1568 case "${enable_irdp}" in
1570 $IRDP || AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
1577 AM_CONDITIONAL(IRDP, $IRDP)
1579 dnl -----------------------
1580 dnl checking for IP_PKTINFO
1581 dnl -----------------------
1582 AC_MSG_CHECKING(for IP_PKTINFO)
1583 AC_TRY_COMPILE([#include <netdb.h>], [
1584 int opt = IP_PKTINFO;
1587 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1592 dnl ---------------------------
1593 dnl checking for IP_RECVDSTADDR
1594 dnl ---------------------------
1595 AC_MSG_CHECKING(for IP_RECVDSTADDR)
1596 AC_TRY_COMPILE([#include <netinet/in.h>], [
1597 int opt = IP_RECVDSTADDR;
1600 AC_DEFINE(HAVE_IP_RECVDSTADDR, 1, [Have IP_RECVDSTADDR])
1605 dnl ----------------------
1606 dnl checking for IP_RECVIF
1607 dnl ----------------------
1608 AC_MSG_CHECKING(for IP_RECVIF)
1609 AC_TRY_COMPILE([#include <netinet/in.h>], [
1610 int opt = IP_RECVIF;
1613 AC_DEFINE(HAVE_IP_RECVIF, 1, [Have IP_RECVIF])
1618 dnl ----------------------
1619 dnl checking for SO_BINDANY
1620 dnl ----------------------
1621 AC_MSG_CHECKING(for SO_BINDANY)
1622 AC_TRY_COMPILE([#include <sys/socket.h>], [
1623 int opt = SO_BINDANY;
1626 AC_DEFINE(HAVE_SO_BINDANY, 1, [Have SO_BINDANY])
1631 dnl ----------------------
1632 dnl checking for IP_FREEBIND
1633 dnl ----------------------
1634 AC_MSG_CHECKING(for IP_FREEBIND)
1635 AC_TRY_COMPILE([#include <netinet/in.h>], [
1636 int opt = IP_FREEBIND;
1639 AC_DEFINE(HAVE_IP_FREEBIND, 1, [Have IP_FREEBIND])
1644 dnl --------------------------------------
1645 dnl checking for be32dec existence or not
1646 dnl --------------------------------------
1647 AC_CHECK_DECLS([be32enc, be32dec], [], [],
1648 [#include <sys/endian.h>])
1650 dnl --------------------------------------
1651 dnl checking for clock_time monotonic struct and call
1652 dnl --------------------------------------
1653 AC_CHECK_DECL(CLOCK_MONOTONIC,
1654 [AC_CHECK_LIB(rt, clock_gettime, [LIBS="$LIBS -lrt"])
1655 AC_DEFINE(HAVE_CLOCK_MONOTONIC,, Have monotonic clock)
1656 ], [AC_MSG_RESULT(no)], [FRR_INCLUDES])
1658 dnl --------------------------------------
1659 dnl checking for flex and bison
1660 dnl --------------------------------------
1663 AC_MSG_CHECKING(version of flex)
1664 frr_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
1665 frr_ac_flex_version="${frr_ac_flex_version##* }"
1666 AC_MSG_RESULT([$frr_ac_flex_version])
1667 AX_COMPARE_VERSION([$frr_ac_flex_version], [lt], [2.5.20], [
1668 LEX="$SHELL $missing_dir/missing flex"
1669 if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
1670 AC_MSG_WARN([using pregenerated flex output files])
1672 AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
1674 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
1675 AC_SUBST([LEXLIB], [''])
1679 dnl thanks GNU bison for this b*llshit...
1680 AC_MSG_CHECKING(version of bison)
1681 frr_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
1682 frr_ac_bison_version="${frr_ac_bison_version##* }"
1683 frr_ac_bison_missing="false"
1684 case "x${frr_ac_bison_version}" in
1687 BISON_CLOSEBRACE='"'
1689 AC_MSG_RESULT([$frr_ac_bison_version - 2.7 or older])
1692 AC_MSG_RESULT([$frr_ac_bison_version])
1693 AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
1694 frr_ac_bison_missing="true"
1697 AC_MSG_RESULT([none])
1698 AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
1699 frr_ac_bison_missing="true"
1703 BISON_CLOSEBRACE='}'
1704 BISON_VERBOSE='-Dparse.error=verbose'
1705 AC_MSG_RESULT([$frr_ac_bison_version - 3.0 or newer])
1708 AC_SUBST(BISON_OPENBRACE)
1709 AC_SUBST(BISON_CLOSEBRACE)
1710 AC_SUBST(BISON_VERBOSE)
1712 if $frr_ac_bison_missing; then
1713 YACC="$SHELL $missing_dir/missing bison -y"
1714 if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
1715 AC_MSG_WARN([using pregenerated bison output files])
1717 AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
1721 dnl -------------------
1722 dnl capabilities checks
1723 dnl -------------------
1724 if test "${enable_capabilities}" != "no"; then
1725 AC_MSG_CHECKING(whether prctl PR_SET_KEEPCAPS is available)
1726 AC_TRY_COMPILE([#include <sys/prctl.h>],[prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
1728 AC_DEFINE(HAVE_PR_SET_KEEPCAPS,,prctl)
1729 frr_ac_keepcaps="yes"],
1732 if test x"${frr_ac_keepcaps}" = x"yes"; then
1733 AC_CHECK_HEADERS(sys/capability.h)
1735 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
1736 AC_CHECK_LIB(cap, cap_init,
1737 [AC_DEFINE(HAVE_LCAPS,1,Capabilities)
1742 AC_CHECK_HEADERS(priv.h,
1743 [AC_MSG_CHECKING(Solaris style privileges are available)
1744 AC_TRY_COMPILE([#include <priv.h>],[getpflags(PRIV_AWARE);],
1746 AC_DEFINE(HAVE_SOLARIS_CAPABILITIES,1,getpflags)
1747 frr_ac_scaps="yes"],
1753 if test x"${frr_ac_scaps}" = x"yes" \
1754 -o x"${frr_ac_lcaps}" = x"yes"; then
1755 AC_DEFINE(HAVE_CAPABILITIES,1,capabilities)
1760 dnl ---------------------------
1761 dnl check for glibc 'backtrace'
1762 dnl ---------------------------
1763 if test x"${enable_backtrace}" != x"no" ; then
1765 AC_CHECK_HEADER([execinfo.h], [
1766 AC_SEARCH_LIBS([backtrace], [execinfo], [
1767 AC_DEFINE(HAVE_GLIBC_BACKTRACE,,[Glibc backtrace])
1768 AC_DEFINE(HAVE_STACK_TRACE,,[Stack symbol decoding])
1773 if test x"${enable_backtrace}" = x"yes" -a x"${backtrace_ok}" = x"no"; then
1774 dnl user explicitly requested backtrace but we failed to find support
1775 AC_MSG_FAILURE([failed to find backtrace support])
1779 dnl -----------------------------------------
1780 dnl check for malloc mallinfo struct and call
1781 dnl this must try and link using LIBS, in
1782 dnl order to check no alternative allocator
1783 dnl has been specified, which might not provide
1784 dnl mallinfo, e.g. such as Umem on Solaris.
1785 dnl -----------------------------------------
1786 AC_CHECK_HEADER([malloc.h],
1787 [AC_MSG_CHECKING(whether mallinfo is available)
1788 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <malloc.h>]],
1789 [[struct mallinfo ac_x; ac_x = mallinfo ();]])],
1791 AC_DEFINE(HAVE_MALLINFO,,mallinfo)],
1794 ], [], FRR_INCLUDES)
1799 if test "x$enable_zeromq" != "xno"; then
1800 PKG_CHECK_MODULES(ZEROMQ, [libzmq >= 4.0.0], [
1801 AC_DEFINE(HAVE_ZEROMQ, 1, [Enable ZeroMQ support])
1804 if test "x$enable_zeromq" = "xyes"; then
1805 AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
1809 AM_CONDITIONAL([ZEROMQ], test "x$ZEROMQ" = "xtrue")
1814 CONFDATE=`date '+%Y%m%d'`
1817 dnl ------------------------------
1818 dnl set paths for state directory
1819 dnl ------------------------------
1820 AC_MSG_CHECKING(directory to use for state file)
1821 if test "${prefix}" = "NONE"; then
1822 frr_statedir_prefix="";
1824 frr_statedir_prefix=${prefix}
1826 if test "${localstatedir}" = '${prefix}/var'; then
1827 for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
1828 ${frr_statedir_prefix}/var/adm dnl
1829 ${frr_statedir_prefix}/etc dnl
1835 test -d $FRR_STATE_DIR && break
1837 frr_statedir=$FRR_STATE_DIR
1839 frr_statedir=${localstatedir}
1841 if test $frr_statedir = "/dev/null"; then
1842 AC_MSG_ERROR('STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!')
1844 AC_MSG_RESULT(${frr_statedir})
1845 AC_SUBST(frr_statedir)
1847 AC_DEFINE_UNQUOTED(LDPD_SOCKET, "$frr_statedir/ldpd.sock",ldpd control socket)
1848 AC_DEFINE_UNQUOTED(ZEBRA_SERV_PATH, "$frr_statedir/zserv.api",zebra api socket)
1849 AC_DEFINE_UNQUOTED(DAEMON_VTY_DIR, "$frr_statedir",daemon vty directory)
1851 dnl autoconf does this, but it does it too late...
1852 test "x$prefix" = xNONE && prefix=$ac_default_prefix
1853 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1855 dnl get the full path, recursing through variables...
1856 vtysh_bin="$bindir/vtysh"
1857 for I in 1 2 3 4 5 6 7 8 9 10; do
1858 eval vtysh_bin="\"$vtysh_bin\""
1860 AC_DEFINE_UNQUOTED(VTYSH_BIN_PATH, "$vtysh_bin",path to vtysh binary)
1862 CFG_SYSCONF="$sysconfdir"
1864 CFG_STATE="$frr_statedir"
1865 CFG_MODULE="$moduledir"
1866 for I in 1 2 3 4 5 6 7 8 9 10; do
1867 eval CFG_SYSCONF="\"$CFG_SYSCONF\""
1868 eval CFG_SBIN="\"$CFG_SBIN\""
1869 eval CFG_STATE="\"$CFG_STATE\""
1870 eval CFG_MODULE="\"$CFG_MODULE\""
1872 AC_SUBST(CFG_SYSCONF)
1875 AC_SUBST(CFG_MODULE)
1876 AC_DEFINE_UNQUOTED(MODULE_PATH, "$CFG_MODULE", path to modules)
1878 dnl ------------------------------------
1879 dnl Enable RPKI and add librtr to libs
1880 dnl ------------------------------------
1881 if test "${enable_rpki}" = "yes"; then
1882 PKG_CHECK_MODULES(RTRLIB,[rtrlib >= 0.5.0],
1883 [AC_DEFINE(HAVE_RPKI,1,Enable RPKI prefix validation for BGP)
1886 AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
1889 AM_CONDITIONAL([RPKI], test "x$RPKI" = "xtrue")
1891 dnl ------------------------------------------
1892 dnl Check whether rtrlib was build with ssh support
1893 dnl ------------------------------------------
1894 AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
1895 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
1896 [[struct tr_ssh_config config;]])],
1898 AC_DEFINE(FOUND_SSH,,found_ssh)],
1902 dnl ---------------------------
1903 dnl Check htonl works correctly
1904 dnl ---------------------------
1905 AC_MSG_CHECKING(for working htonl)
1906 AC_CACHE_VAL(ac_cv_htonl_works,
1907 [AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES],[htonl (0);])],
1908 [ac_cv_htonl_works=yes], [ac_cv_htonl_works=no])
1911 AC_MSG_RESULT($ac_cv_htonl_works)
1913 AC_CONFIG_FILES([Makefile
1918 doc/manpages/Makefile
1919 doc/developer/Makefile
1921 bgpd/rfp-example/rfptest/Makefile
1922 bgpd/rfp-example/librfp/Makefile
1927 snapcraft/snapcraft.yaml
1929 tests/lib/cli/test_cli.refout
1930 pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
1931 pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh
1934 if test "${enable_bgp_vnc}" != "no"; then
1935 if test "${with_rfp_path}" != "bgpd/rfp-example" ; then
1936 AC_CONFIG_FILES([${with_rfp_path}/rfptest/Makefile ${with_rfp_path}/librfp/Makefile])
1940 AC_CONFIG_FILES([solaris/Makefile])
1942 AC_CONFIG_FILES([vtysh/extract.pl],[chmod +x vtysh/extract.pl])
1944 AC_CONFIG_COMMANDS([lib/route_types.h], [
1945 dst="${ac_abs_top_builddir}/lib/route_types.h"
1946 ${PERL} "${ac_abs_top_srcdir}/lib/route_types.pl" \
1947 < "${ac_abs_top_srcdir}/lib/route_types.txt" \
1950 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
1951 && rm "${dst}.tmp" \
1952 || mv "${dst}.tmp" "${dst}"
1957 AS_IF([test "x$with_pkg_git_version" = "xyes"], [
1958 AC_CONFIG_COMMANDS([lib/gitversion.h], [
1959 dst="${ac_abs_top_builddir}/lib/gitversion.h"
1960 ${PERL} "${ac_abs_top_srcdir}/lib/gitversion.pl" \
1961 "${ac_abs_top_srcdir}" \
1964 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
1965 && rm "${dst}.tmp" \
1966 || mv "${dst}.tmp" "${dst}"
1972 ## Hack, but working solution to avoid rebuilding of frr.info.
1973 ## It's already in CVS until texinfo 4.7 is more common.
1977 FRRouting configuration
1978 ------------------------------
1979 FRR version : ${PACKAGE_VERSION}
1980 host operating system : ${host_os}
1981 source code location : ${srcdir}
1983 compiler flags : ${CFLAGS}
1985 linker flags : ${LDFLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
1986 state file directory : ${frr_statedir}
1987 config file directory : `eval echo \`echo ${sysconfdir}\``
1988 example directory : `eval echo \`echo ${exampledir}\``
1989 module directory : ${CFG_MODULE}
1990 user to run as : ${enable_user}
1991 group to run as : ${enable_group}
1992 group for vty sockets : ${enable_vty_group}
1993 config file mask : ${enable_configfile_mask}
1994 log file mask : ${enable_logfile_mask}
1995 zebra protobuf enabled : ${have_protobuf:-no}
1997 The above user and group must have read/write access to the state file
1998 directory and to the config files in the config file directory."