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)
924 AC_CHECK_DECLS([IFLA_INFO_SLAVE_KIND], [], [], [#include <linux/if_link.h>])
927 AC_MSG_RESULT([OpenBSD])
929 AC_DEFINE(OPEN_BSD,,OpenBSD)
930 AC_DEFINE(KAME,1,KAME IPv6)
931 AC_DEFINE(BSD_V6_SYSCTL,1,BSD v6 sysctl to turn on and off forwarding)
933 if test "x${enable_pimd}" != "xno"; then
938 AC_MSG_FAILURE([pimd cannot be enabled as PIM support has been removed from OpenBSD 6.1])
946 AC_DEFINE(HAVE_NET_RT_IFLIST,,NET_RT_IFLIST)
947 AC_DEFINE(KAME,1,KAME IPv6)
948 AC_DEFINE(BSD_V6_SYSCTL,1,BSD v6 sysctl to turn on and off forwarding)
951 AM_CONDITIONAL(SOLARIS, test "${SOLARIS}" = "solaris")
955 dnl ------------------------
956 dnl Integrated REALMS option
957 dnl ------------------------
958 if test "${enable_realms}" = "yes"; then
961 AC_DEFINE(SUPPORT_REALMS,, Realms support)
964 echo "Sorry, only Linux has REALMS support"
969 AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
971 dnl ---------------------
972 dnl Integrated VTY option
973 dnl ---------------------
974 case "${enable_vtysh}" in
977 AC_DEFINE(VTYSH,,VTY shell)
978 dnl Vtysh uses libreadline, which looks for termcap functions at
979 dnl configure time. We follow readlines search order.
980 dnl The required procedures are in libtermcap on NetBSD, in
981 dnl [TODO] on Linux, and in [TODO] on Solaris.
982 AC_CHECK_LIB(termcap, tputs, LIBREADLINE="$LIBREADLINE -ltermcap",
983 [AC_CHECK_LIB(tinfo, tputs, LIBREADLINE="$LIBREADLINE -ltinfo",
984 [AC_CHECK_LIB(curses, tputs, LIBREADLINE="$LIBREADLINE -lcurses",
985 [AC_CHECK_LIB(ncurses, tputs,
986 LIBREADLINE="$LIBREADLINE -lncurses")]
990 AC_CHECK_LIB(readline, main, LIBREADLINE="-lreadline $LIBREADLINE",,
992 if test $ac_cv_lib_readline_main = no; then
993 AC_MSG_ERROR([vtysh needs libreadline but was not found and usable on your system.])
995 AC_CHECK_HEADER(readline/history.h)
996 if test $ac_cv_header_readline_history_h = no;then
997 AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
999 AC_CHECK_LIB(readline, rl_completion_matches,
1000 LIBREADLINE="$LIBREADLINE",, "$LIBREADLINE")
1001 if test $ac_cv_lib_readline_rl_completion_matches = no; then
1002 AC_DEFINE(rl_completion_matches,completion_matches,Old readline)
1006 AC_SUBST(LIBREADLINE)
1007 AM_CONDITIONAL(VTYSH, test "x$VTYSH" = "xvtysh")
1012 dnl FRR detects the PAM library it is built against by checking for a
1013 dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
1014 dnl is known to #include pam_appl.h, the standard header of a PAM library, and
1015 dnl openpam.h doesn't do that, although depends on the header too. Hence a
1016 dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
1019 if test "$with_libpam" = "yes"; then
1020 AC_CHECK_HEADER([security/pam_misc.h],
1021 [AC_DEFINE(HAVE_PAM_MISC_H,,Have pam_misc.h)
1022 AC_DEFINE(PAM_CONV_FUNC,misc_conv,Have misc_conv)
1023 pam_conv_func="misc_conv"
1026 AC_CHECK_HEADER([security/openpam.h],
1027 [AC_DEFINE(HAVE_OPENPAM_H,,Have openpam.h)
1028 AC_DEFINE(PAM_CONV_FUNC,openpam_ttyconv,Have openpam_ttyconv)
1029 pam_conv_func="openpam_ttyconv"
1031 [], FRR_INCLUDES[#include <security/pam_appl.h>])
1032 if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
1033 AC_MSG_WARN([*** pam support will not be built ***])
1038 if test "$with_libpam" = "yes"; then
1039 dnl took this test from proftpds configure.in and suited to our needs
1040 dnl -------------------------------------------------------------------------
1042 dnl This next check looks funky due to a linker problem with some versions
1043 dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
1044 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
1045 dnl with RedHat 6.2 and Debian 2.2 or better.
1046 AC_CHECK_LIB(pam, pam_start,
1047 [AC_CHECK_LIB(pam, $pam_conv_func,
1048 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1050 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1051 LIBPAM="-lpam -lpam_misc"]
1055 [AC_CHECK_LIB(pam, pam_end,
1056 [AC_CHECK_LIB(pam, $pam_conv_func,
1057 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1058 LIBPAM="-lpam -ldl"],
1059 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1060 LIBPAM="-lpam -ldl -lpam_misc"]
1062 ],AC_MSG_WARN([*** pam support will not be built ***]),
1069 dnl -------------------------------
1070 dnl Endian-ness check
1071 dnl -------------------------------
1074 dnl -------------------------------
1075 dnl check the size in byte of the C
1076 dnl -------------------------------
1077 dnl AC_CHECK_SIZEOF(char)
1078 dnl AC_CHECK_SIZEOF(int)
1079 dnl AC_CHECK_SIZEOF(short)
1080 dnl AC_CHECK_SIZEOF(long)
1082 dnl ----------------------------
1083 dnl check existance of functions
1084 dnl ----------------------------
1090 dnl -------------------------------
1091 dnl bgpd needs pow() and hence libm
1092 dnl -------------------------------
1094 AC_CHECK_HEADER([math.h],
1095 [AC_CHECK_LIB([m], [pow],
1098 AC_CHECK_FUNCS(pow,[],[LIBM=""])
1101 if test x"$LIBM" = x ; then
1102 AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
1107 AC_CHECK_FUNCS([ppoll], [
1108 AC_DEFINE([HAVE_PPOLL], 1, [have Linux/BSD ppoll()])
1110 AC_CHECK_FUNCS([pollts], [
1111 AC_DEFINE([HAVE_POLLTS], 1, [have NetBSD pollts()])
1121 AC_CHECK_HEADER([asm-generic/unistd.h],
1122 [AC_CHECK_DECL(__NR_setns,
1123 AC_DEFINE(HAVE_NETNS,, Have netns),,
1124 FRR_INCLUDES [#include <asm-generic/unistd.h>
1126 AC_CHECK_FUNCS(setns)]
1129 dnl --------------------------
1130 dnl Determine IS-IS I/O method
1131 dnl --------------------------
1132 AC_DEFINE(ISIS_METHOD_PFPACKET, 1, [ constant value for isis method pfpacket ])
1133 AC_DEFINE(ISIS_METHOD_DLPI, 2, [ constant value for isis method dlpi ])
1134 AC_DEFINE(ISIS_METHOD_BPF, 3, [ constant value for isis method bpf ])
1135 AC_CHECK_HEADER(net/bpf.h)
1136 AC_CHECK_HEADER(sys/dlpi.h)
1137 AC_MSG_CHECKING(zebra IS-IS I/O method)
1141 AC_MSG_RESULT(pfpacket)
1142 ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
1146 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1149 if test $ac_cv_header_net_bpf_h = no; then
1150 if test $ac_cv_header_sys_dlpi_h = no; then
1152 if test "${enable_isisd}" = yes; then
1153 AC_MSG_FAILURE([IS-IS support requested but no packet backend found])
1155 AC_MSG_WARN([*** IS-IS support will not be built ***])
1160 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1163 ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
1167 AC_DEFINE_UNQUOTED(ISIS_METHOD, $ISIS_METHOD_MACRO, [ selected method for isis, == one of the constants ])
1169 dnl ------------------------------------
1170 dnl check for broken CMSG_FIRSTHDR macro
1171 dnl ------------------------------------
1172 AC_MSG_CHECKING(for broken CMSG_FIRSTHDR)
1173 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1176 #define __EXTENSIONS__
1179 #include <sys/types.h>
1180 #include <sys/socket.h>
1187 msg.msg_control = buf;
1188 msg.msg_controllen = 0;
1190 if (CMSG_FIRSTHDR(&msg) != NULL)
1193 }]])],[AC_MSG_RESULT(yes - using workaround) AC_DEFINE(HAVE_BROKEN_CMSG_FIRSTHDR,,Broken CMSG_FIRSTHDR)],
1194 [AC_MSG_RESULT(no)],[AC_MSG_RESULT(no)])
1196 dnl ---------------------------------------------------------------
1197 dnl figure out how to specify an interface in multicast sockets API
1198 dnl ---------------------------------------------------------------
1199 AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
1201 AC_CHECK_HEADERS([linux/mroute.h], [], [],[
1202 #include <sys/socket.h>
1203 #include <netinet/in.h>
1204 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1205 #include <linux/types.h>
1208 m4_define([FRR_INCLUDES],
1210 [#if HAVE_LINUX_MROUTE_H
1211 # include <linux/mroute.h>
1215 AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
1216 #include <sys/socket.h>
1217 #include <sys/types.h>
1218 #include <netinet/in.h>
1219 #include <net/route.h>
1222 m4_define([FRR_INCLUDES],
1224 [#if HAVE_NETINET_IP_MROUTE_H
1225 # include <netinet/ip_mroute.h>
1229 AC_MSG_CHECKING([for BSD struct ip_mreq hack])
1230 AC_TRY_COMPILE([#include <sys/param.h>],
1231 [#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)
1234 #error No support for BSD struct ip_mreq hack detected
1235 #endif],[AC_MSG_RESULT(yes)
1236 AC_DEFINE(HAVE_BSD_STRUCT_IP_MREQ_HACK,,[Can pass ifindex in struct ip_mreq])],
1239 AC_MSG_CHECKING([for RFC3678 protocol-independed API])
1241 #include <sys/types.h>
1242 #include <netinet/in.h>
1243 ], [struct group_req gr; int sock; setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
1244 ], [AC_MSG_RESULT(yes)
1245 AC_DEFINE(HAVE_RFC3678,1,[Have RFC3678 protocol-independed API])],
1248 dnl ---------------------------------------------------------------
1249 dnl figure out how to check link-state
1250 dnl ---------------------------------------------------------------
1251 AC_CHECK_HEADER( [net/if_media.h],
1252 [m4_define([LINK_DETECT_INCLUDES],
1254 [#include <net/if_media.h>
1256 AC_CHECK_MEMBERS( [struct ifmediareq.ifm_status],
1257 AC_DEFINE(HAVE_BSD_LINK_DETECT,,[BSD link-detect]),
1258 [], LINK_DETECT_INCLUDES)],
1262 dnl ---------------------------------------------------------------
1263 dnl Additional, newer way to check link-state using ifi_link_state.
1264 dnl Not available in all BSD's when ifmediareq available
1265 dnl ---------------------------------------------------------------
1266 AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
1267 AC_DEFINE(HAVE_BSD_IFI_LINK_STATE,,[BSD ifi_link_state available]),
1270 dnl ------------------------
1271 dnl TCP_MD5SIG socket option
1272 dnl ------------------------
1274 AC_CHECK_HEADER([netinet/tcp.h],
1275 [m4_define([MD5_INCLUDES],
1277 [#include <netinet/tcp.h>
1279 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
1282 if test $ac_cv_have_decl_TCP_MD5SIG = no; then
1283 AC_CHECK_HEADER([linux/tcp.h],
1284 [m4_define([MD5_INCLUDES],
1286 [#include <linux/tcp.h>
1288 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
1291 dnl ----------------------------------------------------------------------------
1292 dnl figure out if domainname is available in the utsname struct (GNU extension).
1293 dnl ----------------------------------------------------------------------------
1294 AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
1296 dnl ------------------
1297 dnl IPv6 header checks
1298 dnl ------------------
1299 AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
1300 netinet6/in6_var.h netinet6/nd6.h], [], [],
1303 m4_define([FRR_INCLUDES],dnl
1305 [#if HAVE_NETINET6_IN6_H
1306 #include <netinet6/in6.h>
1308 #if HAVE_NETINET_IN6_VAR_H
1309 #include <netinet/in6_var.h>
1311 #include <netinet/icmp6.h>
1312 #if HAVE_NETINET6_IN6_VAR_H
1313 # include <netinet6/in6_var.h>
1315 #if HAVE_NETINET6_ND6_H
1316 # include <netinet6/nd6.h>
1320 dnl disable doc check
1321 if test "${enable_doc}" = "no";then
1327 dnl --------------------
1328 dnl Daemon disable check
1329 dnl --------------------
1330 AM_CONDITIONAL(ZEBRA, test "${enable_zebra}" != "no")
1332 if test "${enable_bgpd}" = "no";then
1337 AM_CONDITIONAL(BGPD, test "x$BGPD" = "xbgpd")
1339 AM_CONDITIONAL(RIPD, test "${enable_ripd}" != "no")
1340 AM_CONDITIONAL(OSPFD, test "${enable_ospfd}" != "no")
1341 AM_CONDITIONAL(LDPD, test "${enable_ldpd}" != "no")
1343 AS_IF([test "${enable_ldpd}" != "no"], [
1344 AC_DEFINE(HAVE_LDPD, 1, ldpd)
1350 if test "${enable_nhrpd}" != "no"; then
1355 if test "${enable_nhrpd}" = "yes"; then
1356 AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
1360 AM_CONDITIONAL(NHRPD, test "x$NHRPD" = "xnhrpd")
1362 AM_CONDITIONAL(EIGRPD, test "${enable_eigrpd}" != "no")
1364 if test "${enable_watchfrr}" = "no";then
1369 AM_CONDITIONAL(WATCHFRR, test "x$WATCHFRR" = "xwatchfrr")
1372 if test "${enable_ospfapi}" != "no";then
1373 AC_DEFINE(SUPPORT_OSPF_API,,OSPFAPI)
1375 if test "${enable_ospfclient}" != "no";then
1376 OSPFCLIENT="ospfclient"
1380 AM_CONDITIONAL(OSPFCLIENT, test "x$OSPFCLIENT" = "xospfclient")
1381 AM_CONDITIONAL(RIPNGD, test "${enable_ripngd}" != "no")
1382 AM_CONDITIONAL(BABELD, test "${enable_babeld}" != "no")
1383 AM_CONDITIONAL(OSPF6D, test "${enable_ospf6d}" != "no")
1384 AM_CONDITIONAL(ISISD, test "${enable_isisd}" != "no")
1385 AM_CONDITIONAL(PIMD, test "${enable_pimd}" != "no")
1386 AM_CONDITIONAL(PBRD, test "${enable_pbrd}" != "no")
1387 AM_CONDITIONAL(SHARPD, test "${enable_sharpd}" = "yes")
1389 if test "${enable_bgp_announce}" = "no";then
1390 AC_DEFINE(DISABLE_BGP_ANNOUNCE,1,Disable BGP installation to zebra)
1392 AC_DEFINE(DISABLE_BGP_ANNOUNCE,0,Disable BGP installation to zebra)
1395 if test "${with_rfp_path}" = "yes" || test x"${with_rfp_path}" = x""; then
1396 with_rfp_path="bgpd/rfp-example"
1398 if test "${with_rfp_path}" != "no"; then
1399 VNC_RFP_PATH="${with_rfp_path}"
1400 AC_SUBST(VNC_RFP_PATH)
1403 if test "${enable_bgp_vnc}" != "no";then
1404 AC_DEFINE(ENABLE_BGP_VNC,1,Enable BGP VNC support)
1405 RFPTEST="${with_rfp_path}/rfptest"
1406 LIBRFP="${with_rfp_path}/librfp"
1407 RFPINC="${with_rfp_path}/librfp"
1411 RFPINC="bgpd/rfp-example/librfp"
1414 AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
1424 AC_CHECK_LIB(crypt, crypt, [],
1425 [AC_CHECK_LIB(crypto, DES_crypt)])
1426 AC_CHECK_LIB(resolv, res_init)
1428 dnl ---------------------------
1429 dnl check system has PCRE regexp
1430 dnl ---------------------------
1431 if test "x$enable_pcreposix" = "xyes"; then
1432 AC_CHECK_LIB(pcreposix, regexec, [], [
1433 AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
1436 AC_SUBST(HAVE_LIBPCREPOSIX)
1438 dnl ------------------
1439 dnl check C-Ares library
1440 dnl ------------------
1441 if test "${NHRPD}" != ""; then
1442 PKG_CHECK_MODULES([CARES], [libcares], , [
1443 AC_MSG_ERROR([trying to build nhrpd, but libcares not found. install c-ares and its -dev headers.])
1448 dnl ------------------
1449 dnl check Net-SNMP library
1450 dnl ------------------
1451 if test "${enable_snmp}" != "" -a "${enable_snmp}" != "no"; then
1452 AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
1453 if test x"$NETSNMP_CONFIG" = x"no"; then
1454 AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
1456 SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
1457 SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
1458 AC_MSG_CHECKING([whether we can link to Net-SNMP])
1459 AC_LINK_IFELSE_FLAGS([$SNMP_CFLAGS], [$SNMP_LIBS], [AC_LANG_PROGRAM([
1467 AC_MSG_ERROR([--enable-snmp given but not usable])])
1468 case "${enable_snmp}" in
1473 SNMP_METHOD="${enable_snmp}"
1476 AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use smux or agentx])
1479 AH_TEMPLATE([SNMP_SMUX], [Use SNMP SMUX to interface with snmpd])
1480 AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
1481 AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,SNMP method to interface with snmpd)
1483 AM_CONDITIONAL([SNMP], [test "x${SNMP_METHOD}" != "x"])
1485 AC_SUBST(SNMP_CFLAGS)
1490 AC_SEARCH_LIBS([sqrt], [m])
1495 AC_SEARCH_LIBS(dlopen, [dl dld], [], [
1496 AC_MSG_ERROR([unable to find the dlopen()])
1499 AC_CHECK_HEADERS([link.h])
1501 AC_MSG_CHECKING([for dlinfo(RTLD_DI_ORIGIN)])
1502 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1510 dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
1513 AC_DEFINE(HAVE_DLINFO_ORIGIN, 1, [Have dlinfo RTLD_DI_ORIGIN])
1518 AC_MSG_CHECKING([for dlinfo(RTLD_DI_LINKMAP)])
1519 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1526 struct link_map *lm = NULL;
1527 dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
1530 AC_DEFINE(HAVE_DLINFO_LINKMAP, 1, [Have dlinfo RTLD_DI_LINKMAP])
1536 AM_CONDITIONAL(SNMP, test "x$SNMP_METHOD" = "xagentx")
1538 dnl ---------------------------
1539 dnl sockaddr and netinet checks
1540 dnl ---------------------------
1543 struct vifctl, struct mfcctl, struct sioc_sg_req,
1544 vifi_t, struct sioc_vif_req, struct igmpmsg,
1545 struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
1546 struct nd_opt_adv_interval, struct rt_addrinfo,
1547 struct nd_opt_homeagent_info, struct nd_opt_adv_interval],
1548 [], [], FRR_INCLUDES)
1550 AC_CHECK_MEMBERS([struct sockaddr.sa_len,
1551 struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
1552 struct sockaddr_dl.sdl_len,
1553 struct if6_aliasreq.ifra_lifetime,
1554 struct nd_opt_adv_interval.nd_opt_ai_type],
1555 [], [], FRR_INCLUDES)
1557 dnl ---------------------------
1558 dnl IRDP/pktinfo/icmphdr checks
1559 dnl ---------------------------
1561 AC_CHECK_TYPES([struct in_pktinfo], [
1562 AC_CHECK_TYPES([struct icmphdr], [
1571 case "${enable_irdp}" in
1573 $IRDP || AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
1580 AM_CONDITIONAL(IRDP, $IRDP)
1582 dnl -----------------------
1583 dnl checking for IP_PKTINFO
1584 dnl -----------------------
1585 AC_MSG_CHECKING(for IP_PKTINFO)
1586 AC_TRY_COMPILE([#include <netdb.h>], [
1587 int opt = IP_PKTINFO;
1590 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1595 dnl ---------------------------
1596 dnl checking for IP_RECVDSTADDR
1597 dnl ---------------------------
1598 AC_MSG_CHECKING(for IP_RECVDSTADDR)
1599 AC_TRY_COMPILE([#include <netinet/in.h>], [
1600 int opt = IP_RECVDSTADDR;
1603 AC_DEFINE(HAVE_IP_RECVDSTADDR, 1, [Have IP_RECVDSTADDR])
1608 dnl ----------------------
1609 dnl checking for IP_RECVIF
1610 dnl ----------------------
1611 AC_MSG_CHECKING(for IP_RECVIF)
1612 AC_TRY_COMPILE([#include <netinet/in.h>], [
1613 int opt = IP_RECVIF;
1616 AC_DEFINE(HAVE_IP_RECVIF, 1, [Have IP_RECVIF])
1621 dnl ----------------------
1622 dnl checking for SO_BINDANY
1623 dnl ----------------------
1624 AC_MSG_CHECKING(for SO_BINDANY)
1625 AC_TRY_COMPILE([#include <sys/socket.h>], [
1626 int opt = SO_BINDANY;
1629 AC_DEFINE(HAVE_SO_BINDANY, 1, [Have SO_BINDANY])
1634 dnl ----------------------
1635 dnl checking for IP_FREEBIND
1636 dnl ----------------------
1637 AC_MSG_CHECKING(for IP_FREEBIND)
1638 AC_TRY_COMPILE([#include <netinet/in.h>], [
1639 int opt = IP_FREEBIND;
1642 AC_DEFINE(HAVE_IP_FREEBIND, 1, [Have IP_FREEBIND])
1647 dnl --------------------------------------
1648 dnl checking for be32dec existence or not
1649 dnl --------------------------------------
1650 AC_CHECK_DECLS([be32enc, be32dec], [], [],
1651 [#include <sys/endian.h>])
1653 dnl --------------------------------------
1654 dnl checking for clock_time monotonic struct and call
1655 dnl --------------------------------------
1656 AC_CHECK_DECL(CLOCK_MONOTONIC,
1657 [AC_CHECK_LIB(rt, clock_gettime, [LIBS="$LIBS -lrt"])
1658 AC_DEFINE(HAVE_CLOCK_MONOTONIC,, Have monotonic clock)
1659 ], [AC_MSG_RESULT(no)], [FRR_INCLUDES])
1661 dnl --------------------------------------
1662 dnl checking for flex and bison
1663 dnl --------------------------------------
1666 AC_MSG_CHECKING(version of flex)
1667 frr_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
1668 frr_ac_flex_version="${frr_ac_flex_version##* }"
1669 AC_MSG_RESULT([$frr_ac_flex_version])
1670 AX_COMPARE_VERSION([$frr_ac_flex_version], [lt], [2.5.20], [
1671 LEX="$SHELL $missing_dir/missing flex"
1672 if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
1673 AC_MSG_WARN([using pregenerated flex output files])
1675 AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
1677 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
1678 AC_SUBST([LEXLIB], [''])
1682 dnl thanks GNU bison for this b*llshit...
1683 AC_MSG_CHECKING(version of bison)
1684 frr_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
1685 frr_ac_bison_version="${frr_ac_bison_version##* }"
1686 frr_ac_bison_missing="false"
1687 case "x${frr_ac_bison_version}" in
1690 BISON_CLOSEBRACE='"'
1692 AC_MSG_RESULT([$frr_ac_bison_version - 2.7 or older])
1695 AC_MSG_RESULT([$frr_ac_bison_version])
1696 AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
1697 frr_ac_bison_missing="true"
1700 AC_MSG_RESULT([none])
1701 AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
1702 frr_ac_bison_missing="true"
1706 BISON_CLOSEBRACE='}'
1707 BISON_VERBOSE='-Dparse.error=verbose'
1708 AC_MSG_RESULT([$frr_ac_bison_version - 3.0 or newer])
1711 AC_SUBST(BISON_OPENBRACE)
1712 AC_SUBST(BISON_CLOSEBRACE)
1713 AC_SUBST(BISON_VERBOSE)
1715 if $frr_ac_bison_missing; then
1716 YACC="$SHELL $missing_dir/missing bison -y"
1717 if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
1718 AC_MSG_WARN([using pregenerated bison output files])
1720 AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
1724 dnl -------------------
1725 dnl capabilities checks
1726 dnl -------------------
1727 if test "${enable_capabilities}" != "no"; then
1728 AC_MSG_CHECKING(whether prctl PR_SET_KEEPCAPS is available)
1729 AC_TRY_COMPILE([#include <sys/prctl.h>],[prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
1731 AC_DEFINE(HAVE_PR_SET_KEEPCAPS,,prctl)
1732 frr_ac_keepcaps="yes"],
1735 if test x"${frr_ac_keepcaps}" = x"yes"; then
1736 AC_CHECK_HEADERS(sys/capability.h)
1738 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
1739 AC_CHECK_LIB(cap, cap_init,
1740 [AC_DEFINE(HAVE_LCAPS,1,Capabilities)
1745 AC_CHECK_HEADERS(priv.h,
1746 [AC_MSG_CHECKING(Solaris style privileges are available)
1747 AC_TRY_COMPILE([#include <priv.h>],[getpflags(PRIV_AWARE);],
1749 AC_DEFINE(HAVE_SOLARIS_CAPABILITIES,1,getpflags)
1750 frr_ac_scaps="yes"],
1756 if test x"${frr_ac_scaps}" = x"yes" \
1757 -o x"${frr_ac_lcaps}" = x"yes"; then
1758 AC_DEFINE(HAVE_CAPABILITIES,1,capabilities)
1763 dnl ---------------------------
1764 dnl check for glibc 'backtrace'
1765 dnl ---------------------------
1766 if test x"${enable_backtrace}" != x"no" ; then
1768 AC_CHECK_HEADER([execinfo.h], [
1769 AC_SEARCH_LIBS([backtrace], [execinfo], [
1770 AC_DEFINE(HAVE_GLIBC_BACKTRACE,,[Glibc backtrace])
1771 AC_DEFINE(HAVE_STACK_TRACE,,[Stack symbol decoding])
1776 if test x"${enable_backtrace}" = x"yes" -a x"${backtrace_ok}" = x"no"; then
1777 dnl user explicitly requested backtrace but we failed to find support
1778 AC_MSG_FAILURE([failed to find backtrace support])
1782 dnl -----------------------------------------
1783 dnl check for malloc mallinfo struct and call
1784 dnl this must try and link using LIBS, in
1785 dnl order to check no alternative allocator
1786 dnl has been specified, which might not provide
1787 dnl mallinfo, e.g. such as Umem on Solaris.
1788 dnl -----------------------------------------
1789 AC_CHECK_HEADER([malloc.h],
1790 [AC_MSG_CHECKING(whether mallinfo is available)
1791 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <malloc.h>]],
1792 [[struct mallinfo ac_x; ac_x = mallinfo ();]])],
1794 AC_DEFINE(HAVE_MALLINFO,,mallinfo)],
1797 ], [], FRR_INCLUDES)
1802 if test "x$enable_zeromq" != "xno"; then
1803 PKG_CHECK_MODULES(ZEROMQ, [libzmq >= 4.0.0], [
1804 AC_DEFINE(HAVE_ZEROMQ, 1, [Enable ZeroMQ support])
1807 if test "x$enable_zeromq" = "xyes"; then
1808 AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
1812 AM_CONDITIONAL([ZEROMQ], test "x$ZEROMQ" = "xtrue")
1817 CONFDATE=`date '+%Y%m%d'`
1820 dnl ------------------------------
1821 dnl set paths for state directory
1822 dnl ------------------------------
1823 AC_MSG_CHECKING(directory to use for state file)
1824 if test "${prefix}" = "NONE"; then
1825 frr_statedir_prefix="";
1827 frr_statedir_prefix=${prefix}
1829 if test "${localstatedir}" = '${prefix}/var'; then
1830 for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
1831 ${frr_statedir_prefix}/var/adm dnl
1832 ${frr_statedir_prefix}/etc dnl
1838 test -d $FRR_STATE_DIR && break
1840 frr_statedir=$FRR_STATE_DIR
1842 frr_statedir=${localstatedir}
1844 if test $frr_statedir = "/dev/null"; then
1845 AC_MSG_ERROR('STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!')
1847 AC_MSG_RESULT(${frr_statedir})
1848 AC_SUBST(frr_statedir)
1850 AC_DEFINE_UNQUOTED(LDPD_SOCKET, "$frr_statedir/ldpd.sock",ldpd control socket)
1851 AC_DEFINE_UNQUOTED(ZEBRA_SERV_PATH, "$frr_statedir/zserv.api",zebra api socket)
1852 AC_DEFINE_UNQUOTED(DAEMON_VTY_DIR, "$frr_statedir",daemon vty directory)
1854 dnl autoconf does this, but it does it too late...
1855 test "x$prefix" = xNONE && prefix=$ac_default_prefix
1856 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1858 dnl get the full path, recursing through variables...
1859 vtysh_bin="$bindir/vtysh"
1860 for I in 1 2 3 4 5 6 7 8 9 10; do
1861 eval vtysh_bin="\"$vtysh_bin\""
1863 AC_DEFINE_UNQUOTED(VTYSH_BIN_PATH, "$vtysh_bin",path to vtysh binary)
1865 CFG_SYSCONF="$sysconfdir"
1867 CFG_STATE="$frr_statedir"
1868 CFG_MODULE="$moduledir"
1869 for I in 1 2 3 4 5 6 7 8 9 10; do
1870 eval CFG_SYSCONF="\"$CFG_SYSCONF\""
1871 eval CFG_SBIN="\"$CFG_SBIN\""
1872 eval CFG_STATE="\"$CFG_STATE\""
1873 eval CFG_MODULE="\"$CFG_MODULE\""
1875 AC_SUBST(CFG_SYSCONF)
1878 AC_SUBST(CFG_MODULE)
1879 AC_DEFINE_UNQUOTED(MODULE_PATH, "$CFG_MODULE", path to modules)
1881 dnl ------------------------------------
1882 dnl Enable RPKI and add librtr to libs
1883 dnl ------------------------------------
1884 if test "${enable_rpki}" = "yes"; then
1885 PKG_CHECK_MODULES(RTRLIB,[rtrlib >= 0.5.0],
1886 [AC_DEFINE(HAVE_RPKI,1,Enable RPKI prefix validation for BGP)
1889 AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
1892 AM_CONDITIONAL([RPKI], test "x$RPKI" = "xtrue")
1894 dnl ------------------------------------------
1895 dnl Check whether rtrlib was build with ssh support
1896 dnl ------------------------------------------
1897 AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
1898 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
1899 [[struct tr_ssh_config config;]])],
1901 AC_DEFINE(FOUND_SSH,,found_ssh)],
1905 dnl ---------------------------
1906 dnl Check htonl works correctly
1907 dnl ---------------------------
1908 AC_MSG_CHECKING(for working htonl)
1909 AC_CACHE_VAL(ac_cv_htonl_works,
1910 [AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES],[htonl (0);])],
1911 [ac_cv_htonl_works=yes], [ac_cv_htonl_works=no])
1914 AC_MSG_RESULT($ac_cv_htonl_works)
1916 AC_CONFIG_FILES([Makefile
1921 doc/manpages/Makefile
1922 doc/developer/Makefile
1924 bgpd/rfp-example/rfptest/Makefile
1925 bgpd/rfp-example/librfp/Makefile
1930 snapcraft/snapcraft.yaml
1932 tests/lib/cli/test_cli.refout
1933 pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
1934 pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh
1937 if test "${enable_bgp_vnc}" != "no"; then
1938 if test "${with_rfp_path}" != "bgpd/rfp-example" ; then
1939 AC_CONFIG_FILES([${with_rfp_path}/rfptest/Makefile ${with_rfp_path}/librfp/Makefile])
1943 AC_CONFIG_FILES([solaris/Makefile])
1945 AC_CONFIG_FILES([vtysh/extract.pl],[chmod +x vtysh/extract.pl])
1947 AC_CONFIG_COMMANDS([lib/route_types.h], [
1948 dst="${ac_abs_top_builddir}/lib/route_types.h"
1949 ${PERL} "${ac_abs_top_srcdir}/lib/route_types.pl" \
1950 < "${ac_abs_top_srcdir}/lib/route_types.txt" \
1953 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
1954 && rm "${dst}.tmp" \
1955 || mv "${dst}.tmp" "${dst}"
1960 AS_IF([test "x$with_pkg_git_version" = "xyes"], [
1961 AC_CONFIG_COMMANDS([lib/gitversion.h], [
1962 dst="${ac_abs_top_builddir}/lib/gitversion.h"
1963 ${PERL} "${ac_abs_top_srcdir}/lib/gitversion.pl" \
1964 "${ac_abs_top_srcdir}" \
1967 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
1968 && rm "${dst}.tmp" \
1969 || mv "${dst}.tmp" "${dst}"
1975 ## Hack, but working solution to avoid rebuilding of frr.info.
1976 ## It's already in CVS until texinfo 4.7 is more common.
1980 FRRouting configuration
1981 ------------------------------
1982 FRR version : ${PACKAGE_VERSION}
1983 host operating system : ${host_os}
1984 source code location : ${srcdir}
1986 compiler flags : ${CFLAGS}
1988 linker flags : ${LDFLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
1989 state file directory : ${frr_statedir}
1990 config file directory : `eval echo \`echo ${sysconfdir}\``
1991 example directory : `eval echo \`echo ${exampledir}\``
1992 module directory : ${CFG_MODULE}
1993 user to run as : ${enable_user}
1994 group to run as : ${enable_group}
1995 group for vty sockets : ${enable_vty_group}
1996 config file mask : ${enable_configfile_mask}
1997 log file mask : ${enable_logfile_mask}
1998 zebra protobuf enabled : ${have_protobuf:-no}
2000 The above user and group must have read/write access to the state file
2001 directory and to the config files in the config file directory."