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, 5.1-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="$CXXFLAGS -fsanitize=address"
196 AC_TRY_COMPILE([],[const int i=0;],[AC_MSG_NOTICE([Address Sanitizer Enabled])],
197 [AC_MSG_ERROR([Address Sanitizer not available])])
200 dnl ThreadSanitizer support
201 AC_ARG_ENABLE([thread-sanitizer], AS_HELP_STRING([--enable-thread-sanitizer], \
202 [enabled ThreadSanitizer support for detecting data races]), \
203 [AC_DEFINE(HAVE_THREAD_SANITIZER, 1, [enable ThreadSanitizer])
204 CFLAGS="$CFLAGS -fsanitize=thread"
205 CXXFLAGS="$CXXFLAGS -fsanitize=thread"
207 AC_TRY_COMPILE([],[const int i=0;],[AC_MSG_NOTICE([Thread Sanitizer Enabled])],
208 [AC_MSG_ERROR([Thread Sanitizer not available])])
211 dnl MemorySanitizer support
212 AC_ARG_ENABLE([memory-sanitizer], AS_HELP_STRING([--enable-memory-sanitizer], \
213 [enabled MemorySanitizer support for detecting uninitialized memory reads]), \
214 [AC_DEFINE(HAVE_THREAD_SANITIZER, 1, [enable MemorySanitizer])
215 CFLAGS="$CFLAGS -fsanitize=memory -fPIE -pie"
216 CXXFLAGS="$CXXFLAGS -fsanitize=memory -fPIE -pie"
218 AC_TRY_COMPILE([],[const int i=0;],[AC_MSG_NOTICE([Memory Sanitizer Enabled])],
219 [AC_MSG_ERROR([Memory Sanitizer not available])])
222 dnl if the user has specified any CFLAGS, override our settings
223 if test "x${enable_dev_build}" = "xyes"; then
224 AC_DEFINE(DEV_BUILD,,Build for development)
225 if test "z$orig_cflags" = "z"; then
230 if test "z$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])
258 AC_C_FLAG([-Wno-unused-result])
260 AC_C_FLAG([-Wno-unused-parameter])
261 AC_C_FLAG([-Wno-missing-field-initializers])
263 dnl ICC emits a broken warning for const char *x = a ? "b" : "c";
264 dnl for some reason the string consts get 'promoted' to char *,
265 dnl triggering a const to non-const conversion warning.
266 AC_C_FLAG([-diag-disable 3179])
268 if test x"${enable_werror}" = x"yes" ; then
273 dnl need link on this one, not compile
275 ac_ld_flag_save="$LDFLAGS"
276 LDFLAGS="$LDFLAGS -rdynamic"
277 AC_MSG_CHECKING([[whether linker supports -rdynamic]])
279 [AC_LANG_PROGRAM([[]])],
280 [AC_MSG_RESULT([yes])],
282 LDFLAGS="$ac_ld_flag_save"
293 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
294 LIBS="$PTHREAD_LIBS $LIBS"
296 AC_MSG_FAILURE([This FRR version needs pthreads])
305 AC_CHECK_TOOL(AR, ar)
307 dnl -----------------
308 dnl System extensions
309 dnl -----------------
317 dnl ----------------------
318 dnl Packages configuration
319 dnl ----------------------
320 AC_ARG_WITH(pkg-extra-version,
321 AS_HELP_STRING([--with-pkg-extra-version=VER], [add extra version field, for packagers/distributions]),
322 [EXTRAVERSION=$withval],)
323 AC_ARG_WITH(pkg-git-version,
324 AS_HELP_STRING([--with-pkg-git-version], [add git information to MOTD and build version string]),
325 [ test "x$withval" != "xno" && with_pkg_git_version="yes" ])
326 AC_ARG_WITH(vtysh_pager,
327 AS_HELP_STRING([--with-vtysh-pager=PAGER], [control what pager is compiled in as default]),
328 VTYSH_PAGER=$withval, VTYSH_PAGER="more")
330 AS_HELP_STRING([--disable-vtysh], [do not build integrated vty shell for FRR]))
332 AS_HELP_STRING([--disable-doc], [do not build docs]))
334 AS_HELP_STRING([--disable-zebra], [do not build zebra daemon]))
336 AS_HELP_STRING([--disable-bgpd], [do not build bgpd]))
338 AS_HELP_STRING([--disable-ripd], [do not build ripd]))
339 AC_ARG_ENABLE(ripngd,
340 AS_HELP_STRING([--disable-ripngd], [do not build ripngd]))
342 AS_HELP_STRING([--disable-ospfd], [do not build ospfd]))
343 AC_ARG_ENABLE(ospf6d,
344 AS_HELP_STRING([--disable-ospf6d], [do not build ospf6d]))
346 AS_HELP_STRING([--enable-ldpd], [build ldpd]))
348 AS_HELP_STRING([--disable-nhrpd], [do not build nhrpd]))
349 AC_ARG_ENABLE(eigrpd,
350 AS_HELP_STRING([--disable-eigrpd], [do not build eigrpd]))
351 AC_ARG_ENABLE(babeld,
352 AS_HELP_STRING([--disable-babeld], [do not build babeld]))
353 AC_ARG_ENABLE(watchfrr,
354 AS_HELP_STRING([--disable-watchfrr], [do not build watchfrr]))
356 AS_HELP_STRING([--disable-isisd], [do not build isisd]))
358 AS_HELP_STRING([--disable-pimd], [do not build pimd]))
360 AS_HELP_STRING([--disable-pbrd], [do not build pbrd]))
361 AC_ARG_ENABLE(sharpd,
362 AS_HELP_STRING([--enable-sharpd], [do not build sharpd]))
363 AC_ARG_ENABLE(bgp-announce,
364 AS_HELP_STRING([--disable-bgp-announce,], [turn off BGP route announcement]))
365 AC_ARG_ENABLE(bgp-vnc,
366 AS_HELP_STRING([--disable-bgp-vnc],[turn off BGP VNC support]))
367 AC_ARG_WITH(rfp-path,
368 AS_HELP_STRING([--with-rfp-path[=DIR]],[path to replaced stub RFP used with BGP VNC]))
370 AS_HELP_STRING([--enable-snmp=ARG], [enable SNMP support (smux or agentx)]))
371 AC_ARG_ENABLE(zeromq,
372 AS_HELP_STRING([--enable-zeromq], [enable ZeroMQ handler (libfrrzmq)]))
374 AS_HELP_STRING([--with-libpam], [use libpam for PAM support in vtysh]))
375 AC_ARG_ENABLE(ospfapi,
376 AS_HELP_STRING([--disable-ospfapi], [do not build OSPFAPI to access the OSPF LSA Database]))
377 AC_ARG_ENABLE(ospfclient,
378 AS_HELP_STRING([--disable-ospfclient], [do not build OSPFAPI client for OSPFAPI,
379 (this is the default if --disable-ospfapi is set)]))
380 AC_ARG_ENABLE(multipath,
381 AS_HELP_STRING([--enable-multipath=ARG], [enable multipath function, ARG must be digit]))
383 AS_HELP_STRING([--enable-user=USER], [user to run FRR suite as (default frr)]))
385 AS_HELP_STRING([--enable-group=GROUP], [group to run FRR suite as (default frr)]))
386 AC_ARG_ENABLE(vty_group,
387 AS_HELP_STRING([--enable-vty-group=ARG], [set vty sockets to have specified group as owner]))
388 AC_ARG_ENABLE(configfile_mask,
389 AS_HELP_STRING([--enable-configfile-mask=ARG], [set mask for config files]))
390 AC_ARG_ENABLE(logfile_mask,
391 AS_HELP_STRING([--enable-logfile-mask=ARG], [set mask for log files]))
392 AC_ARG_ENABLE(shell_access,
393 AS_HELP_STRING([--enable-shell-access], [Allow users to access shell/telnet/ssh]))
394 AC_ARG_ENABLE(realms,
395 AS_HELP_STRING([--enable-realms], [enable REALMS support under Linux]))
397 AS_HELP_STRING([--disable-rtadv], [disable IPV6 router advertisement feature]))
399 AS_HELP_STRING([--disable-irdp], [enable IRDP server support in zebra (default if supported)]))
400 AC_ARG_ENABLE(capabilities,
401 AS_HELP_STRING([--disable-capabilities], [disable using POSIX capabilities]))
402 AC_ARG_ENABLE(rusage,
403 AS_HELP_STRING([--disable-rusage], [disable using getrusage]))
404 AC_ARG_ENABLE(gcc_ultra_verbose,
405 AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings]))
406 AC_ARG_ENABLE(linux24_tcp_md5,
407 AS_HELP_STRING([--enable-linux24-tcp-md5], [enable support for old, Linux-2.4 RFC2385 patch]))
408 AC_ARG_ENABLE(backtrace,
409 AS_HELP_STRING([--disable-backtrace,], [disable crash backtraces (default autodetect)]))
410 AC_ARG_ENABLE(time-check,
411 AS_HELP_STRING([--disable-time-check], [disable slow thread warning messages]))
412 AC_ARG_ENABLE(pcreposix,
413 AS_HELP_STRING([--enable-pcreposix], [enable using PCRE Posix libs for regex functions]))
415 AS_HELP_STRING([--enable-fpm], [enable Forwarding Plane Manager support]))
416 AC_ARG_ENABLE(systemd,
417 AS_HELP_STRING([--enable-systemd], [enable Systemd support]))
418 AC_ARG_ENABLE(werror,
419 AS_HELP_STRING([--enable-werror], [enable -Werror (recommended for developers only)]))
420 AC_ARG_ENABLE(cumulus,
421 AS_HELP_STRING([--enable-cumulus], [enable Cumulus Switch Special Extensions]))
422 AC_ARG_ENABLE(datacenter,
423 AS_HELP_STRING([--enable-datacenter], [enable Compilation for Data Center Extensions]))
424 AC_ARG_ENABLE(fuzzing,
425 AS_HELP_STRING([--enable-fuzzing], [enable ability to fuzz various parts of FRR]))
426 AC_ARG_ENABLE(rr-semantics,
427 AS_HELP_STRING([--disable-rr-semantics], [disable the v6 Route Replace semantics]))
428 AC_ARG_ENABLE([protobuf],
429 AS_HELP_STRING([--enable-protobuf], [Enable experimental protobuf support]))
430 AC_ARG_ENABLE([oldvpn_commands],
431 AS_HELP_STRING([--enable-oldvpn-commands], [Keep old vpn commands]))
433 AS_HELP_STRING([--enable-rpki], [enable RPKI prefix validation support]))
434 AC_ARG_ENABLE([clippy-only],
435 AS_HELP_STRING([--enable-clippy-only], [Only build clippy]))
436 AC_ARG_ENABLE([numeric_version],
437 AS_HELP_STRING([--enable-numeric-version], [Only numeric digits allowed in version (for Alpine)]))
439 AS_IF([test "${enable_clippy_only}" != "yes"], [
440 AC_CHECK_HEADERS(json-c/json.h)
441 AC_CHECK_LIB(json-c, json_object_get, LIBS="$LIBS -ljson-c", [], [-lm])
442 if test $ac_cv_lib_json_c_json_object_get = no; then
443 AC_CHECK_LIB(json, json_object_get, LIBS="$LIBS -ljson")
444 if test $ac_cv_lib_json_json_object_get = no; then
445 AC_MSG_ERROR([lib json is needed to compile])
450 AC_ARG_ENABLE([dev_build],
451 AS_HELP_STRING([--enable-dev-build], [build for development]))
453 if test x"${enable_time_check}" != x"no" ; then
454 if test x"${enable_time_check}" = x"yes" -o x"${enable_time_check}" = x ; then
455 AC_DEFINE(CONSUMED_TIME_CHECK,5000000,Consumed Time Check)
457 AC_DEFINE_UNQUOTED(CONSUMED_TIME_CHECK,$enable_time_check,Consumed Time Check)
461 case "${enable_systemd}" in
464 AC_CHECK_LIB(systemd, sd_notify, LIBS="$LIBS -lsystemd")
465 if test $ac_cv_lib_systemd_sd_notify = no; then
466 AC_MSG_ERROR([enable systemd has been specified but systemd development env not found on your system])
468 AC_DEFINE(HAVE_SYSTEMD,,Compile systemd support in)
474 if test "${enable_rr_semantics}" != "no" ; then
475 AC_DEFINE(HAVE_V6_RR_SEMANTICS,, Compile in v6 Route Replacement Semantics)
478 if test "${enable_datacenter}" = "yes" ; then
479 AC_DEFINE(HAVE_DATACENTER,,Compile extensions for a DataCenter)
480 DFLT_NAME="datacenter"
482 DFLT_NAME="traditional"
485 if test "${enable_fuzzing}" = "yes" ; then
486 AC_DEFINE(HANDLE_ZAPI_FUZZING,,Compile extensions to use with a fuzzer)
489 if test "${enable_cumulus}" = "yes" ; then
490 AC_DEFINE(HAVE_CUMULUS,,Compile Special Cumulus Code in)
494 AC_DEFINE_UNQUOTED(DFLT_NAME,["$DFLT_NAME"], Name of the configuration default set)
496 if test "${enable_shell_access}" = "yes"; then
497 AC_DEFINE(HAVE_SHELL_ACCESS,,Allow user to use ssh/telnet/bash)
500 AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
505 AS_IF([test "$host" = "$build"], [
509 # 1. try python3, but respect the user's preference on which minor ver
510 # 2. try python, which might be py3 or py2 again on the user's preference
511 # 3. try python2 (can really only be 2.7 but eh)
512 # 4. try 3.5 > 3.4 > 3.3 > 3.2 > 2.7 through pkg-config (no user pref)
514 # (AX_PYTHON_DEVEL has no clue about py3 vs py2)
515 # (AX_PYTHON does not do what we need)
517 AC_CHECK_TOOLS([PYTHONCONFIG], [python3-config python-config python2-config])
518 if test -n "$PYTHONCONFIG"; then
519 PYTHON_CFLAGS="`\"${PYTHONCONFIG}\" --includes`"
520 PYTHON_LIBS="`\"${PYTHONCONFIG}\" --libs`"
522 AC_MSG_CHECKING([whether we found a working Python version])
523 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
525 #if PY_VERSION_HEX < 0x02070000
526 #error python too old
542 if test -z "$PYTHONCONFIG"; then
543 PKG_CHECK_MODULES([PYTHON], python-3.5, [], [
544 PKG_CHECK_MODULES([PYTHON], python-3.4, [], [
545 PKG_CHECK_MODULES([PYTHON], python-3.3, [], [
546 PKG_CHECK_MODULES([PYTHON], python-3.2, [], [
547 PKG_CHECK_MODULES([PYTHON], python-2.7, [], [
548 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
552 AC_MSG_CHECKING([whether we found a working Python version])
553 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
555 #if PY_VERSION_HEX < 0x02070000
556 #error python too old
566 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
570 AC_SUBST(PYTHON_CFLAGS)
571 AC_SUBST(PYTHON_LIBS)
574 # Logic for protobuf support.
576 if test "$enable_protobuf" = "yes"; then
580 AC_CHECK_PROG([PROTOC_C], [protoc-c], [protoc-c], [/bin/false])
581 if test "x$PROTOC_C" = "x/bin/false"; then
585 PKG_CHECK_MODULES([PROTOBUF_C], libprotobuf-c >= 0.14,
586 [found_protobuf_c=yes],
587 [AC_MSG_RESULT([pkg-config did not find libprotobuf-c])])
589 if test "x$found_protobuf_c" = "xyes"; then
590 LDFLAGS="$LDFLAGS $PROTOBUF_C_LIBS"
591 CFLAGS="$CFLAGS $PROTOBUF_C_CFLAGS"
593 AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [],
594 [have_protobuf=no; AC_MSG_RESULT([Couldn't find google/protobuf-c.h])])
600 # Logic for old vpn commans support.
602 if test "$enable_oldvpn_commands" = "yes"; then
603 AC_DEFINE(KEEP_OLD_VPN_COMMANDS,, [Define for compiling with old vpn commands])
606 # Fail if the user explicity enabled protobuf support and we couldn't
607 # find the compiler or libraries.
608 if test "x$have_protobuf" = "xno" && test "x$enable_protobuf" = "xyes"; then
609 AC_MSG_ERROR([Protobuf enabled explicitly but can't find libraries/tools])
612 if test "x$have_protobuf" = "xyes"; then
613 AC_DEFINE(HAVE_PROTOBUF,, protobuf)
616 AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$have_protobuf" = "xyes"])
619 # End of logic for protobuf support.
622 if test "${enable_linux24_tcp_md5}" = "yes"; then
623 AC_DEFINE(HAVE_TCP_MD5_LINUX24,,Old Linux 2.4 TCP MD5 Signature Patch)
626 AC_MSG_CHECKING(if zebra should be configurable to send Route Advertisements)
627 if test "${enable_rtadv}" != "no"; then
629 AC_DEFINE(HAVE_RTADV,,Enable IPv6 Routing Advertisement support)
634 if test x"${enable_user}" = x"no"; then
637 if test x"${enable_user}" = x"yes" || test x"${enable_user}" = x""; then
640 AC_DEFINE_UNQUOTED(FRR_USER, "${enable_user}", frr User)
643 if test x"${enable_group}" = x"no"; then
646 if test x"${enable_group}" = x"yes" || test x"${enable_group}" = x""; then
649 AC_DEFINE_UNQUOTED(FRR_GROUP, "${enable_group}", frr Group)
652 if test x"${enable_vty_group}" = x"yes" ; then
653 AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
654 elif test x"${enable_vty_group}" != x""; then
655 if test x"${enable_vty_group}" != x"no"; then
656 AC_DEFINE_UNQUOTED(VTY_GROUP, "${enable_vty_group}", VTY Sockets Group)
659 AC_SUBST([enable_user])
660 AC_SUBST([enable_group])
661 AC_SUBST([enable_vty_group])
663 enable_configfile_mask=${enable_configfile_mask:-0600}
664 AC_DEFINE_UNQUOTED(CONFIGFILE_MASK, ${enable_configfile_mask}, Mask for config files)
666 enable_logfile_mask=${enable_logfile_mask:-0600}
667 AC_DEFINE_UNQUOTED(LOGFILE_MASK, ${enable_logfile_mask}, Mask for log files)
671 case "${enable_multipath}" in
675 [[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
676 MPATH_NUM="${enable_multipath}"
681 AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
685 AC_DEFINE_UNQUOTED(MULTIPATH_NUM, $MPATH_NUM, Maximum number of paths for a route)
687 AC_DEFINE_UNQUOTED(VTYSH_PAGER, "$VTYSH_PAGER", [What pager to use])
689 dnl ------------------------------------
690 dnl Alpine only accepts numeric versions
691 dnl ------------------------------------
692 if test "x${enable_numeric_version}" != "x" ; then
693 VERSION="`echo ${VERSION} | tr -c -d '[[.0-9]]'`"
694 PACKAGE_VERSION="`echo ${PACKAGE_VERSION} | tr -c -d '[[.0-9]]'`"
697 dnl -----------------------------------
698 dnl Add extra version string to package
699 dnl name, string and version fields.
700 dnl -----------------------------------
701 if test "x${EXTRAVERSION}" != "x" ; then
702 VERSION="${VERSION}${EXTRAVERSION}"
703 PACKAGE_VERSION="${PACKAGE_VERSION}${EXTRAVERSION}"
704 AC_SUBST(PACKAGE_EXTRAVERSION, ["${EXTRAVERSION}"])
705 PACKAGE_STRING="${PACKAGE_STRING}${EXTRAVERSION}"
708 if test "x$with_pkg_git_version" = "xyes"; then
709 if test -d "${srcdir}/.git"; then
710 AC_DEFINE(GIT_VERSION, [1], [include git version info])
711 else with_pkg_git_version="no"
712 AC_MSG_WARN([--with-pkg-git-version given, but this is not a git checkout])
715 AM_CONDITIONAL([GIT_VERSION], [test "x$with_pkg_git_version" = "xyes"])
717 dnl ------------------------------------
718 dnl Check C keywords and standard types
719 dnl ------------------------------------
730 dnl -------------------------
731 dnl Check other header files.
732 dnl -------------------------
733 AC_CHECK_HEADERS([stropts.h sys/ksym.h \
734 linux/version.h asm/types.h \
737 ac_stdatomic_ok=false
738 AC_DEFINE(FRR_AUTOCONF_ATOMIC, 1, [did autoconf checks for atomic funcs])
739 AC_CHECK_HEADER([stdatomic.h],[
741 AC_MSG_CHECKING([whether _Atomic qualifier works])
742 AC_LINK_IFELSE([AC_LANG_SOURCE([[
743 #include <stdatomic.h>
744 int main(int argc, char **argv) {
749 AC_DEFINE(HAVE_STDATOMIC_H, 1, [found stdatomic.h])
757 AS_IF([$ac_stdatomic_ok], [true], [
758 AC_MSG_CHECKING([for __atomic_* builtins])
759 AC_LINK_IFELSE([AC_LANG_SOURCE([[
760 int main(int argc, char **argv) {
762 __atomic_store_n (&i, 0, __ATOMIC_RELEASE);
763 return __atomic_load_n (&i, __ATOMIC_ACQUIRE);
766 AC_DEFINE(HAVE___ATOMIC, 1, [found __atomic builtins])
771 dnl FreeBSD 9 has a broken stdatomic.h where _Atomic doesn't work
772 AC_MSG_CHECKING([for __sync_* builtins])
773 AC_LINK_IFELSE([AC_LANG_SOURCE([[
774 int main(int argc, char **argv) {
776 __sync_fetch_and_sub (&i, 1);
777 return __sync_val_compare_and_swap (&i, 0, 1);
780 AC_DEFINE(HAVE___SYNC, 1, [found __sync builtins])
783 AC_MSG_CHECKING([for __sync_swap builtin])
784 AC_LINK_IFELSE([AC_LANG_SOURCE([[
785 int main(int argc, char **argv) {
787 return __sync_swap (&i, 2);
790 AC_DEFINE(HAVE___SYNC_SWAP, 1, [found __sync_swap builtin])
798 AC_MSG_FAILURE([stdatomic.h unavailable and $CC has neither __atomic nor __sync builtins])
803 dnl Utility macro to avoid retyping includes all the time
804 m4_define([FRR_INCLUDES],
807 #define __EXTENSIONS__
812 #include <sys/types.h>
813 /* sys/conf.h depends on param.h on FBSD at least */
814 #include <sys/param.h>
815 /* Required for MAXSIG */
817 #include <sys/socket.h>
819 # define __APPLE_USE_RFC_3542
821 #include <netinet/in.h>
822 #include <sys/time.h>
827 dnl Same applies for HAVE_NET_IF_VAR_H, which HAVE_NETINET6_ND6_H and
828 dnl HAVE_NETINET_IN_VAR_H depend upon. But if_var.h depends on if.h, hence
829 dnl an additional round for it.
831 AC_CHECK_HEADERS([net/if_var.h], [], [], FRR_INCLUDES)
833 m4_define([FRR_INCLUDES],
835 [#if HAVE_NET_IF_VAR_H
836 # include <net/if_var.h>
840 AC_CHECK_HEADERS([netinet/in_var.h \
841 net/if_dl.h net/netopt.h \
842 inet/nd.h netinet/ip_icmp.h \
843 sys/sysctl.h sys/sockio.h kvm.h sys/conf.h],
844 [], [], FRR_INCLUDES)
846 AC_CHECK_HEADERS([ucontext.h], [], [],
849 #endif /* __USE_GNU */
853 m4_define([UCONTEXT_INCLUDES],
854 [#include <ucontext.h>])dnl
856 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.uc_regs],
857 [], [], [UCONTEXT_INCLUDES])
858 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs],
859 [AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs.nip],
860 [], [], [UCONTEXT_INCLUDES])],
861 [], [UCONTEXT_INCLUDES])
862 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.gregs],
863 [], [], [UCONTEXT_INCLUDES])
865 m4_define([FRR_INCLUDES],
869 #include <netinet/in_systm.h>
870 #if HAVE_NETINET_IN_VAR_H
871 # include <netinet/in_var.h>
874 # include <net/if_dl.h>
876 #if HAVE_NET_NETOPT_H
877 # include <net/netopt.h>
879 #include <net/route.h>
881 # include <inet/nd.h>
883 #include <arpa/inet.h>
884 /* Required for IDRP */
885 #if HAVE_NETINET_IP_ICMP_H
886 # include <netinet/ip_icmp.h>
890 dnl V6 headers are checked below, after we check for v6
892 AC_MSG_CHECKING([which operating system interface to use])
895 AC_MSG_RESULT([Solaris])
897 AC_DEFINE(SUNOS_5, 1, [SunOS 5])
898 AC_DEFINE(SOLARIS_IPV6, 1, Solaris IPv6)
900 AC_CHECK_LIB(socket, main)
901 AC_CHECK_LIB(nsl, main)
902 AC_CHECK_LIB(umem, main)
903 AC_CHECK_FUNCS([printstack], [
904 AC_DEFINE([HAVE_PRINTSTACK],1,[Solaris printstack])
905 AC_DEFINE([HAVE_STACK_TRACE],1,[Stack symbols decode functionality])
911 AC_MSG_RESULT([Linux])
913 AC_DEFINE(GNU_LINUX,,GNU Linux)
914 AC_DEFINE(HAVE_NETLINK,,netlink)
915 AC_DEFINE(LINUX_IPV6,1,Linux IPv6 stack)
917 dnl Linux has a compilation problem with mixing
918 dnl netinet/in.h and linux/in6.h they are not
919 dnl compatible. There has been discussion on
920 dnl how to fix it but no real progress on implementation
921 dnl when they fix it, remove this
922 AC_DEFINE(IPV6_MINHOPCOUNT, 73, Linux ipv6 Min Hop Count)
925 AC_MSG_RESULT([OpenBSD])
927 AC_DEFINE(OPEN_BSD,,OpenBSD)
928 AC_DEFINE(KAME,1,KAME IPv6)
929 AC_DEFINE(BSD_V6_SYSCTL,1,BSD v6 sysctl to turn on and off forwarding)
931 if test "x${enable_pimd}" != "xno"; then
936 AC_MSG_FAILURE([pimd cannot be enabled as PIM support has been removed from OpenBSD 6.1])
944 AC_DEFINE(HAVE_NET_RT_IFLIST,,NET_RT_IFLIST)
945 AC_DEFINE(KAME,1,KAME IPv6)
946 AC_DEFINE(BSD_V6_SYSCTL,1,BSD v6 sysctl to turn on and off forwarding)
949 AM_CONDITIONAL(SOLARIS, test "${SOLARIS}" = "solaris")
953 dnl ------------------------
954 dnl Integrated REALMS option
955 dnl ------------------------
956 if test "${enable_realms}" = "yes"; then
959 AC_DEFINE(SUPPORT_REALMS,, Realms support)
962 echo "Sorry, only Linux has REALMS support"
967 AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
969 dnl ---------------------
970 dnl Integrated VTY option
971 dnl ---------------------
972 case "${enable_vtysh}" in
975 AC_DEFINE(VTYSH,,VTY shell)
976 dnl Vtysh uses libreadline, which looks for termcap functions at
977 dnl configure time. We follow readlines search order.
978 dnl The required procedures are in libtermcap on NetBSD, in
979 dnl [TODO] on Linux, and in [TODO] on Solaris.
980 AC_CHECK_LIB(termcap, tputs, LIBREADLINE="$LIBREADLINE -ltermcap",
981 [AC_CHECK_LIB(tinfo, tputs, LIBREADLINE="$LIBREADLINE -ltinfo",
982 [AC_CHECK_LIB(curses, tputs, LIBREADLINE="$LIBREADLINE -lcurses",
983 [AC_CHECK_LIB(ncurses, tputs,
984 LIBREADLINE="$LIBREADLINE -lncurses")]
988 AC_CHECK_LIB(readline, main, LIBREADLINE="-lreadline $LIBREADLINE",,
990 if test $ac_cv_lib_readline_main = no; then
991 AC_MSG_ERROR([vtysh needs libreadline but was not found and usable on your system.])
993 AC_CHECK_HEADER(readline/history.h)
994 if test $ac_cv_header_readline_history_h = no;then
995 AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
997 AC_CHECK_LIB(readline, rl_completion_matches,
998 LIBREADLINE="$LIBREADLINE",, "$LIBREADLINE")
999 if test $ac_cv_lib_readline_rl_completion_matches = no; then
1000 AC_DEFINE(rl_completion_matches,completion_matches,Old readline)
1004 AC_SUBST(LIBREADLINE)
1005 AM_CONDITIONAL(VTYSH, test "x$VTYSH" = "xvtysh")
1010 dnl FRR detects the PAM library it is built against by checking for a
1011 dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
1012 dnl is known to #include pam_appl.h, the standard header of a PAM library, and
1013 dnl openpam.h doesn't do that, although depends on the header too. Hence a
1014 dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
1017 if test "$with_libpam" = "yes"; then
1018 AC_CHECK_HEADER([security/pam_misc.h],
1019 [AC_DEFINE(HAVE_PAM_MISC_H,,Have pam_misc.h)
1020 AC_DEFINE(PAM_CONV_FUNC,misc_conv,Have misc_conv)
1021 pam_conv_func="misc_conv"
1024 AC_CHECK_HEADER([security/openpam.h],
1025 [AC_DEFINE(HAVE_OPENPAM_H,,Have openpam.h)
1026 AC_DEFINE(PAM_CONV_FUNC,openpam_ttyconv,Have openpam_ttyconv)
1027 pam_conv_func="openpam_ttyconv"
1029 [], FRR_INCLUDES[#include <security/pam_appl.h>])
1030 if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
1031 AC_MSG_WARN([*** pam support will not be built ***])
1036 if test "$with_libpam" = "yes"; then
1037 dnl took this test from proftpds configure.in and suited to our needs
1038 dnl -------------------------------------------------------------------------
1040 dnl This next check looks funky due to a linker problem with some versions
1041 dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
1042 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
1043 dnl with RedHat 6.2 and Debian 2.2 or better.
1044 AC_CHECK_LIB(pam, pam_start,
1045 [AC_CHECK_LIB(pam, $pam_conv_func,
1046 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1048 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1049 LIBPAM="-lpam -lpam_misc"]
1053 [AC_CHECK_LIB(pam, pam_end,
1054 [AC_CHECK_LIB(pam, $pam_conv_func,
1055 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1056 LIBPAM="-lpam -ldl"],
1057 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1058 LIBPAM="-lpam -ldl -lpam_misc"]
1060 ],AC_MSG_WARN([*** pam support will not be built ***]),
1067 dnl -------------------------------
1068 dnl Endian-ness check
1069 dnl -------------------------------
1072 dnl -------------------------------
1073 dnl check the size in byte of the C
1074 dnl -------------------------------
1075 dnl AC_CHECK_SIZEOF(char)
1076 dnl AC_CHECK_SIZEOF(int)
1077 dnl AC_CHECK_SIZEOF(short)
1078 dnl AC_CHECK_SIZEOF(long)
1080 dnl ----------------------------
1081 dnl check existance of functions
1082 dnl ----------------------------
1088 dnl -------------------------------
1089 dnl bgpd needs pow() and hence libm
1090 dnl -------------------------------
1092 AC_CHECK_HEADER([math.h],
1093 [AC_CHECK_LIB([m], [pow],
1096 AC_CHECK_FUNCS(pow,[],[LIBM=""])
1099 if test x"$LIBM" = x ; then
1100 AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
1105 AC_CHECK_FUNCS([ppoll], [
1106 AC_DEFINE([HAVE_PPOLL], 1, [have Linux/BSD ppoll()])
1108 AC_CHECK_FUNCS([pollts], [
1109 AC_DEFINE([HAVE_POLLTS], 1, [have NetBSD pollts()])
1119 AC_CHECK_HEADER([asm-generic/unistd.h],
1120 [AC_CHECK_DECL(__NR_setns,
1121 AC_DEFINE(HAVE_NETNS,, Have netns),,
1122 FRR_INCLUDES [#include <asm-generic/unistd.h>
1124 AC_CHECK_FUNCS(setns)]
1127 dnl --------------------------
1128 dnl Determine IS-IS I/O method
1129 dnl --------------------------
1130 AC_DEFINE(ISIS_METHOD_PFPACKET, 1, [ constant value for isis method pfpacket ])
1131 AC_DEFINE(ISIS_METHOD_DLPI, 2, [ constant value for isis method dlpi ])
1132 AC_DEFINE(ISIS_METHOD_BPF, 3, [ constant value for isis method bpf ])
1133 AC_CHECK_HEADER(net/bpf.h)
1134 AC_CHECK_HEADER(sys/dlpi.h)
1135 AC_MSG_CHECKING(zebra IS-IS I/O method)
1139 AC_MSG_RESULT(pfpacket)
1140 ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
1144 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1147 if test $ac_cv_header_net_bpf_h = no; then
1148 if test $ac_cv_header_sys_dlpi_h = no; then
1150 if test "${enable_isisd}" = yes; then
1151 AC_MSG_FAILURE([IS-IS support requested but no packet backend found])
1153 AC_MSG_WARN([*** IS-IS support will not be built ***])
1158 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1161 ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
1165 AC_DEFINE_UNQUOTED(ISIS_METHOD, $ISIS_METHOD_MACRO, [ selected method for isis, == one of the constants ])
1167 dnl ------------------------------------
1168 dnl check for broken CMSG_FIRSTHDR macro
1169 dnl ------------------------------------
1170 AC_MSG_CHECKING(for broken CMSG_FIRSTHDR)
1171 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1174 #define __EXTENSIONS__
1177 #include <sys/types.h>
1178 #include <sys/socket.h>
1185 msg.msg_control = buf;
1186 msg.msg_controllen = 0;
1188 if (CMSG_FIRSTHDR(&msg) != NULL)
1191 }]])],[AC_MSG_RESULT(yes - using workaround) AC_DEFINE(HAVE_BROKEN_CMSG_FIRSTHDR,,Broken CMSG_FIRSTHDR)],
1192 [AC_MSG_RESULT(no)],[AC_MSG_RESULT(no)])
1194 dnl ---------------------------------------------------------------
1195 dnl figure out how to specify an interface in multicast sockets API
1196 dnl ---------------------------------------------------------------
1197 AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
1199 AC_CHECK_HEADERS([linux/mroute.h], [], [],[
1200 #include <sys/socket.h>
1201 #include <netinet/in.h>
1202 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1203 #include <linux/types.h>
1206 m4_define([FRR_INCLUDES],
1208 [#if HAVE_LINUX_MROUTE_H
1209 # include <linux/mroute.h>
1213 AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
1214 #include <sys/socket.h>
1215 #include <sys/types.h>
1216 #include <netinet/in.h>
1217 #include <net/route.h>
1220 m4_define([FRR_INCLUDES],
1222 [#if HAVE_NETINET_IP_MROUTE_H
1223 # include <netinet/ip_mroute.h>
1227 AC_MSG_CHECKING([for BSD struct ip_mreq hack])
1228 AC_TRY_COMPILE([#include <sys/param.h>],
1229 [#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)
1232 #error No support for BSD struct ip_mreq hack detected
1233 #endif],[AC_MSG_RESULT(yes)
1234 AC_DEFINE(HAVE_BSD_STRUCT_IP_MREQ_HACK,,[Can pass ifindex in struct ip_mreq])],
1237 AC_MSG_CHECKING([for RFC3678 protocol-independed API])
1239 #include <sys/types.h>
1240 #include <netinet/in.h>
1241 ], [struct group_req gr; int sock; setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
1242 ], [AC_MSG_RESULT(yes)
1243 AC_DEFINE(HAVE_RFC3678,1,[Have RFC3678 protocol-independed API])],
1246 dnl ---------------------------------------------------------------
1247 dnl figure out how to check link-state
1248 dnl ---------------------------------------------------------------
1249 AC_CHECK_HEADER( [net/if_media.h],
1250 [m4_define([LINK_DETECT_INCLUDES],
1252 [#include <net/if_media.h>
1254 AC_CHECK_MEMBERS( [struct ifmediareq.ifm_status],
1255 AC_DEFINE(HAVE_BSD_LINK_DETECT,,[BSD link-detect]),
1256 [], LINK_DETECT_INCLUDES)],
1260 dnl ---------------------------------------------------------------
1261 dnl Additional, newer way to check link-state using ifi_link_state.
1262 dnl Not available in all BSD's when ifmediareq available
1263 dnl ---------------------------------------------------------------
1264 AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
1265 AC_DEFINE(HAVE_BSD_IFI_LINK_STATE,,[BSD ifi_link_state available]),
1268 dnl ------------------------
1269 dnl TCP_MD5SIG socket option
1270 dnl ------------------------
1272 AC_CHECK_HEADER([netinet/tcp.h],
1273 [m4_define([MD5_INCLUDES],
1275 [#include <netinet/tcp.h>
1277 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
1280 if test $ac_cv_have_decl_TCP_MD5SIG = no; then
1281 AC_CHECK_HEADER([linux/tcp.h],
1282 [m4_define([MD5_INCLUDES],
1284 [#include <linux/tcp.h>
1286 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
1289 dnl ----------------------------------------------------------------------------
1290 dnl figure out if domainname is available in the utsname struct (GNU extension).
1291 dnl ----------------------------------------------------------------------------
1292 AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
1294 dnl ------------------
1295 dnl IPv6 header checks
1296 dnl ------------------
1297 AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
1298 netinet6/in6_var.h netinet6/nd6.h], [], [],
1301 m4_define([FRR_INCLUDES],dnl
1303 [#if HAVE_NETINET6_IN6_H
1304 #include <netinet6/in6.h>
1306 #if HAVE_NETINET_IN6_VAR_H
1307 #include <netinet/in6_var.h>
1309 #include <netinet/icmp6.h>
1310 #if HAVE_NETINET6_IN6_VAR_H
1311 # include <netinet6/in6_var.h>
1313 #if HAVE_NETINET6_ND6_H
1314 # include <netinet6/nd6.h>
1318 dnl disable doc check
1319 if test "${enable_doc}" = "no";then
1325 dnl --------------------
1326 dnl Daemon disable check
1327 dnl --------------------
1328 AM_CONDITIONAL(ZEBRA, test "${enable_zebra}" != "no")
1330 if test "${enable_bgpd}" = "no";then
1335 AM_CONDITIONAL(BGPD, test "x$BGPD" = "xbgpd")
1337 AM_CONDITIONAL(RIPD, test "${enable_ripd}" != "no")
1338 AM_CONDITIONAL(OSPFD, test "${enable_ospfd}" != "no")
1339 AM_CONDITIONAL(LDPD, test "${enable_ldpd}" != "no")
1341 AS_IF([test "${enable_ldpd}" != "no"], [
1342 AC_DEFINE(HAVE_LDPD, 1, ldpd)
1348 if test "${enable_nhrpd}" != "no"; then
1353 if test "${enable_nhrpd}" = "yes"; then
1354 AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
1358 AM_CONDITIONAL(NHRPD, test "x$NHRPD" = "xnhrpd")
1360 AM_CONDITIONAL(EIGRPD, test "${enable_eigrpd}" != "no")
1362 if test "${enable_watchfrr}" = "no";then
1367 AM_CONDITIONAL(WATCHFRR, test "x$WATCHFRR" = "xwatchfrr")
1370 if test "${enable_ospfapi}" != "no";then
1371 AC_DEFINE(SUPPORT_OSPF_API,,OSPFAPI)
1373 if test "${enable_ospfclient}" != "no";then
1374 OSPFCLIENT="ospfclient"
1378 AM_CONDITIONAL(OSPFCLIENT, test "x$OSPFCLIENT" = "xospfclient")
1379 AM_CONDITIONAL(RIPNGD, test "${enable_ripngd}" != "no")
1380 AM_CONDITIONAL(BABELD, test "${enable_babeld}" != "no")
1381 AM_CONDITIONAL(OSPF6D, test "${enable_ospf6d}" != "no")
1382 AM_CONDITIONAL(ISISD, test "${enable_isisd}" != "no")
1383 AM_CONDITIONAL(PIMD, test "${enable_pimd}" != "no")
1384 AM_CONDITIONAL(PBRD, test "${enable_pbrd}" != "no")
1385 AM_CONDITIONAL(SHARPD, test "${enable_sharpd}" = "yes")
1387 if test "${enable_bgp_announce}" = "no";then
1388 AC_DEFINE(DISABLE_BGP_ANNOUNCE,1,Disable BGP installation to zebra)
1390 AC_DEFINE(DISABLE_BGP_ANNOUNCE,0,Disable BGP installation to zebra)
1393 if test "${with_rfp_path}" = "yes" || test x"${with_rfp_path}" = x""; then
1394 with_rfp_path="bgpd/rfp-example"
1396 if test "${with_rfp_path}" != "no"; then
1397 VNC_RFP_PATH="${with_rfp_path}"
1398 AC_SUBST(VNC_RFP_PATH)
1401 if test "${enable_bgp_vnc}" != "no";then
1402 AC_DEFINE(ENABLE_BGP_VNC,1,Enable BGP VNC support)
1403 RFPTEST="${with_rfp_path}/rfptest"
1404 LIBRFP="${with_rfp_path}/librfp"
1405 RFPINC="${with_rfp_path}/librfp"
1409 RFPINC="bgpd/rfp-example/librfp"
1412 AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
1422 AC_CHECK_LIB(crypt, crypt, [],
1423 [AC_CHECK_LIB(crypto, DES_crypt)])
1424 AC_CHECK_LIB(resolv, res_init)
1426 dnl ---------------------------
1427 dnl check system has PCRE regexp
1428 dnl ---------------------------
1429 if test "x$enable_pcreposix" = "xyes"; then
1430 AC_CHECK_LIB(pcreposix, regexec, [], [
1431 AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
1434 AC_SUBST(HAVE_LIBPCREPOSIX)
1436 dnl ------------------
1437 dnl check C-Ares library
1438 dnl ------------------
1439 if test "${NHRPD}" != ""; then
1440 PKG_CHECK_MODULES([CARES], [libcares], , [
1441 AC_MSG_ERROR([trying to build nhrpd, but libcares not found. install c-ares and its -dev headers.])
1446 dnl ------------------
1447 dnl check Net-SNMP library
1448 dnl ------------------
1449 if test "${enable_snmp}" != "" -a "${enable_snmp}" != "no"; then
1450 AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
1451 if test x"$NETSNMP_CONFIG" = x"no"; then
1452 AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
1454 SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
1455 SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
1456 AC_MSG_CHECKING([whether we can link to Net-SNMP])
1457 AC_LINK_IFELSE_FLAGS([$SNMP_CFLAGS], [$SNMP_LIBS], [AC_LANG_PROGRAM([
1465 AC_MSG_ERROR([--enable-snmp given but not usable])])
1466 case "${enable_snmp}" in
1471 SNMP_METHOD="${enable_snmp}"
1474 AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use smux or agentx])
1477 AH_TEMPLATE([SNMP_SMUX], [Use SNMP SMUX to interface with snmpd])
1478 AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
1479 AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,SNMP method to interface with snmpd)
1481 AM_CONDITIONAL([SNMP], [test "x${SNMP_METHOD}" != "x"])
1483 AC_SUBST(SNMP_CFLAGS)
1488 AC_SEARCH_LIBS([sqrt], [m])
1493 AC_SEARCH_LIBS(dlopen, [dl dld], [], [
1494 AC_MSG_ERROR([unable to find the dlopen()])
1497 AC_CHECK_HEADERS([link.h])
1499 AC_MSG_CHECKING([for dlinfo(RTLD_DI_ORIGIN)])
1500 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1508 dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
1511 AC_DEFINE(HAVE_DLINFO_ORIGIN, 1, [Have dlinfo RTLD_DI_ORIGIN])
1516 AC_MSG_CHECKING([for dlinfo(RTLD_DI_LINKMAP)])
1517 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1524 struct link_map *lm = NULL;
1525 dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
1528 AC_DEFINE(HAVE_DLINFO_LINKMAP, 1, [Have dlinfo RTLD_DI_LINKMAP])
1534 AM_CONDITIONAL(SNMP, test "x$SNMP_METHOD" = "xagentx")
1536 dnl ---------------------------
1537 dnl sockaddr and netinet checks
1538 dnl ---------------------------
1541 struct vifctl, struct mfcctl, struct sioc_sg_req,
1542 vifi_t, struct sioc_vif_req, struct igmpmsg,
1543 struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
1544 struct nd_opt_adv_interval, struct rt_addrinfo,
1545 struct nd_opt_homeagent_info, struct nd_opt_adv_interval],
1546 [], [], FRR_INCLUDES)
1548 AC_CHECK_MEMBERS([struct sockaddr.sa_len,
1549 struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
1550 struct sockaddr_dl.sdl_len,
1551 struct if6_aliasreq.ifra_lifetime,
1552 struct nd_opt_adv_interval.nd_opt_ai_type],
1553 [], [], FRR_INCLUDES)
1555 dnl ---------------------------
1556 dnl IRDP/pktinfo/icmphdr checks
1557 dnl ---------------------------
1559 AC_CHECK_TYPES([struct in_pktinfo], [
1560 AC_CHECK_TYPES([struct icmphdr], [
1569 case "${enable_irdp}" in
1571 $IRDP || AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
1578 AM_CONDITIONAL(IRDP, $IRDP)
1580 dnl -----------------------
1581 dnl checking for IP_PKTINFO
1582 dnl -----------------------
1583 AC_MSG_CHECKING(for IP_PKTINFO)
1584 AC_TRY_COMPILE([#include <netdb.h>], [
1585 int opt = IP_PKTINFO;
1588 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1593 dnl ---------------------------
1594 dnl checking for IP_RECVDSTADDR
1595 dnl ---------------------------
1596 AC_MSG_CHECKING(for IP_RECVDSTADDR)
1597 AC_TRY_COMPILE([#include <netinet/in.h>], [
1598 int opt = IP_RECVDSTADDR;
1601 AC_DEFINE(HAVE_IP_RECVDSTADDR, 1, [Have IP_RECVDSTADDR])
1606 dnl ----------------------
1607 dnl checking for IP_RECVIF
1608 dnl ----------------------
1609 AC_MSG_CHECKING(for IP_RECVIF)
1610 AC_TRY_COMPILE([#include <netinet/in.h>], [
1611 int opt = IP_RECVIF;
1614 AC_DEFINE(HAVE_IP_RECVIF, 1, [Have IP_RECVIF])
1619 dnl ----------------------
1620 dnl checking for SO_BINDANY
1621 dnl ----------------------
1622 AC_MSG_CHECKING(for SO_BINDANY)
1623 AC_TRY_COMPILE([#include <sys/socket.h>], [
1624 int opt = SO_BINDANY;
1627 AC_DEFINE(HAVE_SO_BINDANY, 1, [Have SO_BINDANY])
1632 dnl ----------------------
1633 dnl checking for IP_FREEBIND
1634 dnl ----------------------
1635 AC_MSG_CHECKING(for IP_FREEBIND)
1636 AC_TRY_COMPILE([#include <netinet/in.h>], [
1637 int opt = IP_FREEBIND;
1640 AC_DEFINE(HAVE_IP_FREEBIND, 1, [Have IP_FREEBIND])
1645 dnl --------------------------------------
1646 dnl checking for be32dec existence or not
1647 dnl --------------------------------------
1648 AC_CHECK_DECLS([be32enc, be32dec], [], [],
1649 [#include <sys/endian.h>])
1651 dnl --------------------------------------
1652 dnl checking for clock_time monotonic struct and call
1653 dnl --------------------------------------
1654 AC_CHECK_DECL(CLOCK_MONOTONIC,
1655 [AC_CHECK_LIB(rt, clock_gettime, [LIBS="$LIBS -lrt"])
1656 AC_DEFINE(HAVE_CLOCK_MONOTONIC,, Have monotonic clock)
1657 ], [AC_MSG_RESULT(no)], [FRR_INCLUDES])
1659 dnl --------------------------------------
1660 dnl checking for flex and bison
1661 dnl --------------------------------------
1664 AC_MSG_CHECKING(version of flex)
1665 frr_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
1666 frr_ac_flex_version="${frr_ac_flex_version##* }"
1667 AC_MSG_RESULT([$frr_ac_flex_version])
1668 AX_COMPARE_VERSION([$frr_ac_flex_version], [lt], [2.5.20], [
1669 LEX="$SHELL $missing_dir/missing flex"
1670 if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
1671 AC_MSG_WARN([using pregenerated flex output files])
1673 AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
1675 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
1676 AC_SUBST([LEXLIB], [''])
1680 dnl thanks GNU bison for this b*llshit...
1681 AC_MSG_CHECKING(version of bison)
1682 frr_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
1683 frr_ac_bison_version="${frr_ac_bison_version##* }"
1684 frr_ac_bison_missing="false"
1685 case "x${frr_ac_bison_version}" in
1688 BISON_CLOSEBRACE='"'
1690 AC_MSG_RESULT([$frr_ac_bison_version - 2.7 or older])
1693 AC_MSG_RESULT([$frr_ac_bison_version])
1694 AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
1695 frr_ac_bison_missing="true"
1698 AC_MSG_RESULT([none])
1699 AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
1700 frr_ac_bison_missing="true"
1704 BISON_CLOSEBRACE='}'
1705 BISON_VERBOSE='-Dparse.error=verbose'
1706 AC_MSG_RESULT([$frr_ac_bison_version - 3.0 or newer])
1709 AC_SUBST(BISON_OPENBRACE)
1710 AC_SUBST(BISON_CLOSEBRACE)
1711 AC_SUBST(BISON_VERBOSE)
1713 if $frr_ac_bison_missing; then
1714 YACC="$SHELL $missing_dir/missing bison -y"
1715 if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
1716 AC_MSG_WARN([using pregenerated bison output files])
1718 AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
1722 dnl -------------------
1723 dnl capabilities checks
1724 dnl -------------------
1725 if test "${enable_capabilities}" != "no"; then
1726 AC_MSG_CHECKING(whether prctl PR_SET_KEEPCAPS is available)
1727 AC_TRY_COMPILE([#include <sys/prctl.h>],[prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
1729 AC_DEFINE(HAVE_PR_SET_KEEPCAPS,,prctl)
1730 frr_ac_keepcaps="yes"],
1733 if test x"${frr_ac_keepcaps}" = x"yes"; then
1734 AC_CHECK_HEADERS(sys/capability.h)
1736 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
1737 AC_CHECK_LIB(cap, cap_init,
1738 [AC_DEFINE(HAVE_LCAPS,1,Capabilities)
1743 AC_CHECK_HEADERS(priv.h,
1744 [AC_MSG_CHECKING(Solaris style privileges are available)
1745 AC_TRY_COMPILE([#include <priv.h>],[getpflags(PRIV_AWARE);],
1747 AC_DEFINE(HAVE_SOLARIS_CAPABILITIES,1,getpflags)
1748 frr_ac_scaps="yes"],
1754 if test x"${frr_ac_scaps}" = x"yes" \
1755 -o x"${frr_ac_lcaps}" = x"yes"; then
1756 AC_DEFINE(HAVE_CAPABILITIES,1,capabilities)
1761 dnl ---------------------------
1762 dnl check for glibc 'backtrace'
1763 dnl ---------------------------
1764 if test x"${enable_backtrace}" != x"no" ; then
1766 AC_CHECK_HEADER([execinfo.h], [
1767 AC_SEARCH_LIBS([backtrace], [execinfo], [
1768 AC_DEFINE(HAVE_GLIBC_BACKTRACE,,[Glibc backtrace])
1769 AC_DEFINE(HAVE_STACK_TRACE,,[Stack symbol decoding])
1774 if test x"${enable_backtrace}" = x"yes" -a x"${backtrace_ok}" = x"no"; then
1775 dnl user explicitly requested backtrace but we failed to find support
1776 AC_MSG_FAILURE([failed to find backtrace support])
1780 dnl -----------------------------------------
1781 dnl check for malloc mallinfo struct and call
1782 dnl this must try and link using LIBS, in
1783 dnl order to check no alternative allocator
1784 dnl has been specified, which might not provide
1785 dnl mallinfo, e.g. such as Umem on Solaris.
1786 dnl -----------------------------------------
1787 AC_CHECK_HEADER([malloc.h],
1788 [AC_MSG_CHECKING(whether mallinfo is available)
1789 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <malloc.h>]],
1790 [[struct mallinfo ac_x; ac_x = mallinfo ();]])],
1792 AC_DEFINE(HAVE_MALLINFO,,mallinfo)],
1795 ], [], FRR_INCLUDES)
1800 if test "x$enable_zeromq" != "xno"; then
1801 PKG_CHECK_MODULES(ZEROMQ, [libzmq >= 4.0.0], [
1802 AC_DEFINE(HAVE_ZEROMQ, 1, [Enable ZeroMQ support])
1805 if test "x$enable_zeromq" = "xyes"; then
1806 AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
1810 AM_CONDITIONAL([ZEROMQ], test "x$ZEROMQ" = "xtrue")
1815 CONFDATE=`date '+%Y%m%d'`
1818 dnl ------------------------------
1819 dnl set paths for state directory
1820 dnl ------------------------------
1821 AC_MSG_CHECKING(directory to use for state file)
1822 if test "${prefix}" = "NONE"; then
1823 frr_statedir_prefix="";
1825 frr_statedir_prefix=${prefix}
1827 if test "${localstatedir}" = '${prefix}/var'; then
1828 for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
1829 ${frr_statedir_prefix}/var/adm dnl
1830 ${frr_statedir_prefix}/etc dnl
1836 test -d $FRR_STATE_DIR && break
1838 frr_statedir=$FRR_STATE_DIR
1840 frr_statedir=${localstatedir}
1842 if test $frr_statedir = "/dev/null"; then
1843 AC_MSG_ERROR('STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!')
1845 AC_MSG_RESULT(${frr_statedir})
1846 AC_SUBST(frr_statedir)
1848 AC_DEFINE_UNQUOTED(LDPD_SOCKET, "$frr_statedir/ldpd.sock",ldpd control socket)
1849 AC_DEFINE_UNQUOTED(ZEBRA_SERV_PATH, "$frr_statedir/zserv.api",zebra api socket)
1850 AC_DEFINE_UNQUOTED(DAEMON_VTY_DIR, "$frr_statedir",daemon vty directory)
1852 dnl autoconf does this, but it does it too late...
1853 test "x$prefix" = xNONE && prefix=$ac_default_prefix
1854 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1856 dnl get the full path, recursing through variables...
1857 vtysh_bin="$bindir/vtysh"
1858 for I in 1 2 3 4 5 6 7 8 9 10; do
1859 eval vtysh_bin="\"$vtysh_bin\""
1861 AC_DEFINE_UNQUOTED(VTYSH_BIN_PATH, "$vtysh_bin",path to vtysh binary)
1863 CFG_SYSCONF="$sysconfdir"
1865 CFG_STATE="$frr_statedir"
1866 CFG_MODULE="$moduledir"
1867 for I in 1 2 3 4 5 6 7 8 9 10; do
1868 eval CFG_SYSCONF="\"$CFG_SYSCONF\""
1869 eval CFG_SBIN="\"$CFG_SBIN\""
1870 eval CFG_STATE="\"$CFG_STATE\""
1871 eval CFG_MODULE="\"$CFG_MODULE\""
1873 AC_SUBST(CFG_SYSCONF)
1876 AC_SUBST(CFG_MODULE)
1877 AC_DEFINE_UNQUOTED(MODULE_PATH, "$CFG_MODULE", path to modules)
1879 dnl ------------------------------------
1880 dnl Enable RPKI and add librtr to libs
1881 dnl ------------------------------------
1882 if test "${enable_rpki}" = "yes"; then
1883 PKG_CHECK_MODULES(RTRLIB,[rtrlib >= 0.5.0],
1884 [AC_DEFINE(HAVE_RPKI,1,Enable RPKI prefix validation for BGP)
1887 AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
1890 AM_CONDITIONAL([RPKI], test "x$RPKI" = "xtrue")
1892 dnl ------------------------------------------
1893 dnl Check whether rtrlib was build with ssh support
1894 dnl ------------------------------------------
1895 AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
1896 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
1897 [[struct tr_ssh_config config;]])],
1899 AC_DEFINE(FOUND_SSH,,found_ssh)],
1903 dnl ---------------------------
1904 dnl Check htonl works correctly
1905 dnl ---------------------------
1906 AC_MSG_CHECKING(for working htonl)
1907 AC_CACHE_VAL(ac_cv_htonl_works,
1908 [AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES],[htonl (0);])],
1909 [ac_cv_htonl_works=yes], [ac_cv_htonl_works=no])
1912 AC_MSG_RESULT($ac_cv_htonl_works)
1914 AC_CONFIG_FILES([Makefile
1919 doc/manpages/Makefile
1920 doc/developer/Makefile
1922 bgpd/rfp-example/rfptest/Makefile
1923 bgpd/rfp-example/librfp/Makefile
1928 snapcraft/snapcraft.yaml
1930 tests/lib/cli/test_cli.refout
1931 pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
1932 pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh
1935 if test "${enable_bgp_vnc}" != "no"; then
1936 if test "${with_rfp_path}" != "bgpd/rfp-example" ; then
1937 AC_CONFIG_FILES([${with_rfp_path}/rfptest/Makefile ${with_rfp_path}/librfp/Makefile])
1941 AC_CONFIG_FILES([solaris/Makefile])
1943 AC_CONFIG_FILES([vtysh/extract.pl],[chmod +x vtysh/extract.pl])
1945 AC_CONFIG_COMMANDS([lib/route_types.h], [
1946 dst="${ac_abs_top_builddir}/lib/route_types.h"
1947 ${PERL} "${ac_abs_top_srcdir}/lib/route_types.pl" \
1948 < "${ac_abs_top_srcdir}/lib/route_types.txt" \
1951 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
1952 && rm "${dst}.tmp" \
1953 || mv "${dst}.tmp" "${dst}"
1958 AS_IF([test "x$with_pkg_git_version" = "xyes"], [
1959 AC_CONFIG_COMMANDS([lib/gitversion.h], [
1960 dst="${ac_abs_top_builddir}/lib/gitversion.h"
1961 ${PERL} "${ac_abs_top_srcdir}/lib/gitversion.pl" \
1962 "${ac_abs_top_srcdir}" \
1965 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
1966 && rm "${dst}.tmp" \
1967 || mv "${dst}.tmp" "${dst}"
1973 ## Hack, but working solution to avoid rebuilding of frr.info.
1974 ## It's already in CVS until texinfo 4.7 is more common.
1978 FRRouting configuration
1979 ------------------------------
1980 FRR version : ${PACKAGE_VERSION}
1981 host operating system : ${host_os}
1982 source code location : ${srcdir}
1984 compiler flags : ${CFLAGS}
1986 linker flags : ${LDFLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
1987 state file directory : ${frr_statedir}
1988 config file directory : `eval echo \`echo ${sysconfdir}\``
1989 example directory : `eval echo \`echo ${exampledir}\``
1990 module directory : ${CFG_MODULE}
1991 user to run as : ${enable_user}
1992 group to run as : ${enable_group}
1993 group for vty sockets : ${enable_vty_group}
1994 config file mask : ${enable_configfile_mask}
1995 log file mask : ${enable_logfile_mask}
1996 zebra protobuf enabled : ${have_protobuf:-no}
1998 The above user and group must have read/write access to the state file
1999 directory and to the config files in the config file directory."