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, 4.1-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="$CXXFLAGS -fsanitize=address"
195 AC_TRY_COMPILE([],[const int i=0;],[AC_MSG_NOTICE([Address Sanitizer Enabled])],
196 [AC_MSG_ERROR([Address Sanitizer not available])])
199 dnl ThreadSanitizer support
200 AC_ARG_ENABLE([thread-sanitizer], AS_HELP_STRING([--enable-thread-sanitizer], \
201 [enabled ThreadSanitizer support for detecting data races]), \
202 [AC_DEFINE(HAVE_THREAD_SANITIZER, 1, [enable ThreadSanitizer])
203 CFLAGS="$CFLAGS -fsanitize=thread"
204 CXXFLAGS="$CXXFLAGS -fsanitize=thread"
205 AC_TRY_COMPILE([],[const int i=0;],[AC_MSG_NOTICE([Thread Sanitizer Enabled])],
206 [AC_MSG_ERROR([Thread Sanitizer not available])])
209 dnl MemorySanitizer support
210 AC_ARG_ENABLE([memory-sanitizer], AS_HELP_STRING([--enable-memory-sanitizer], \
211 [enabled MemorySanitizer support for detecting uninitialized memory reads]), \
212 [AC_DEFINE(HAVE_THREAD_SANITIZER, 1, [enable MemorySanitizer])
213 CFLAGS="$CFLAGS -fsanitize=memory -fPIE -pie"
214 CXXFLAGS="$CXXFLAGS -fsanitize=memory -fPIE -pie"
215 AC_TRY_COMPILE([],[const int i=0;],[AC_MSG_NOTICE([Memory Sanitizer Enabled])],
216 [AC_MSG_ERROR([Memory Sanitizer not available])])
219 dnl if the user has specified any CFLAGS, override our settings
220 if test "x${enable_dev_build}" = "xyes"; then
221 AC_DEFINE(DEV_BUILD,,Build for development)
222 if test "z$orig_cflags" = "z"; then
227 if test "z$orig_cflags" = "z"; then
234 AM_CONDITIONAL([DEV_BUILD], [test "x$enable_dev_build" = "xyes"])
235 AM_CONDITIONAL([SHARPD], [test "x$enable_dev_build" = "xyes"])
237 dnl always want these CFLAGS
238 AC_C_FLAG([-fno-omit-frame-pointer])
239 AC_C_FLAG([-funwind-tables])
242 AC_C_FLAG([-Wmissing-prototypes])
243 AC_C_FLAG([-Wmissing-declarations])
244 AC_C_FLAG([-Wpointer-arith])
245 AC_C_FLAG([-Wbad-function-cast])
246 AC_C_FLAG([-Wwrite-strings])
247 if test x"${enable_gcc_ultra_verbose}" = x"yes" ; then
248 AC_C_FLAG([-Wcast-qual])
249 AC_C_FLAG([-Wstrict-prototypes])
250 AC_C_FLAG([-Wmissing-noreturn])
251 AC_C_FLAG([-Wmissing-format-attribute])
252 AC_C_FLAG([-Wunreachable-code])
253 AC_C_FLAG([-Wpacked])
254 AC_C_FLAG([-Wpadded])
256 AC_C_FLAG([-Wno-unused-result])
258 AC_C_FLAG([-Wno-unused-parameter])
259 AC_C_FLAG([-Wno-missing-field-initializers])
261 dnl ICC emits a broken warning for const char *x = a ? "b" : "c";
262 dnl for some reason the string consts get 'promoted' to char *,
263 dnl triggering a const to non-const conversion warning.
264 AC_C_FLAG([-diag-disable 3179])
266 if test x"${enable_werror}" = x"yes" ; then
271 dnl need link on this one, not compile
273 ac_ld_flag_save="$LDFLAGS"
274 LDFLAGS="$LDFLAGS -rdynamic"
275 AC_MSG_CHECKING([[whether linker supports -rdynamic]])
277 [AC_LANG_PROGRAM([[]])],
278 [AC_MSG_RESULT([yes])],
280 LDFLAGS="$ac_ld_flag_save"
291 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
292 LIBS="$PTHREAD_LIBS $LIBS"
294 AC_MSG_FAILURE([This FRR version needs pthreads])
303 AC_CHECK_TOOL(AR, ar)
305 dnl -----------------
306 dnl System extensions
307 dnl -----------------
315 dnl ----------------------
316 dnl Packages configuration
317 dnl ----------------------
318 AC_ARG_WITH(pkg-extra-version,
319 AS_HELP_STRING([--with-pkg-extra-version=VER], [add extra version field, for packagers/distributions]),
320 [EXTRAVERSION=$withval],)
321 AC_ARG_WITH(pkg-git-version,
322 AS_HELP_STRING([--with-pkg-git-version], [add git information to MOTD and build version string]),
323 [ test "x$withval" != "xno" && with_pkg_git_version="yes" ])
324 AC_ARG_WITH(vtysh_pager,
325 AS_HELP_STRING([--with-vtysh-pager=PAGER], [control what pager is compiled in as default]),
326 VTYSH_PAGER=$withval, VTYSH_PAGER="more")
328 AS_HELP_STRING([--disable-vtysh], [do not build integrated vty shell for FRR]))
330 AS_HELP_STRING([--disable-doc], [do not build docs]))
332 AS_HELP_STRING([--disable-zebra], [do not build zebra daemon]))
334 AS_HELP_STRING([--disable-bgpd], [do not build bgpd]))
336 AS_HELP_STRING([--disable-ripd], [do not build ripd]))
337 AC_ARG_ENABLE(ripngd,
338 AS_HELP_STRING([--disable-ripngd], [do not build ripngd]))
340 AS_HELP_STRING([--disable-ospfd], [do not build ospfd]))
341 AC_ARG_ENABLE(ospf6d,
342 AS_HELP_STRING([--disable-ospf6d], [do not build ospf6d]))
344 AS_HELP_STRING([--enable-ldpd], [build ldpd]))
346 AS_HELP_STRING([--disable-nhrpd], [do not build nhrpd]))
347 AC_ARG_ENABLE(eigrpd,
348 AS_HELP_STRING([--disable-eigrpd], [do not build eigrpd]))
349 AC_ARG_ENABLE(babeld,
350 AS_HELP_STRING([--disable-babeld], [do not build babeld]))
351 AC_ARG_ENABLE(watchfrr,
352 AS_HELP_STRING([--disable-watchfrr], [do not build watchfrr]))
354 AS_HELP_STRING([--disable-isisd], [do not build isisd]))
356 AS_HELP_STRING([--disable-pimd], [do not build pimd]))
357 AC_ARG_ENABLE(bgp-announce,
358 AS_HELP_STRING([--disable-bgp-announce,], [turn off BGP route announcement]))
359 AC_ARG_ENABLE(bgp-vnc,
360 AS_HELP_STRING([--disable-bgp-vnc],[turn off BGP VNC support]))
361 AC_ARG_WITH(rfp-path,
362 AS_HELP_STRING([--with-rfp-path[=DIR]],[path to replaced stub RFP used with BGP VNC]))
364 AS_HELP_STRING([--enable-snmp=ARG], [enable SNMP support (smux or agentx)]))
365 AC_ARG_ENABLE(zeromq,
366 AS_HELP_STRING([--enable-zeromq], [enable ZeroMQ handler (libfrrzmq)]))
368 AS_HELP_STRING([--with-libpam], [use libpam for PAM support in vtysh]))
369 AC_ARG_ENABLE(ospfapi,
370 AS_HELP_STRING([--disable-ospfapi], [do not build OSPFAPI to access the OSPF LSA Database]))
371 AC_ARG_ENABLE(ospfclient,
372 AS_HELP_STRING([--disable-ospfclient], [do not build OSPFAPI client for OSPFAPI,
373 (this is the default if --disable-ospfapi is set)]))
374 AC_ARG_ENABLE(multipath,
375 AS_HELP_STRING([--enable-multipath=ARG], [enable multipath function, ARG must be digit]))
377 AS_HELP_STRING([--enable-user=USER], [user to run FRR suite as (default frr)]))
379 AS_HELP_STRING([--enable-group=GROUP], [group to run FRR suite as (default frr)]))
380 AC_ARG_ENABLE(vty_group,
381 AS_HELP_STRING([--enable-vty-group=ARG], [set vty sockets to have specified group as owner]))
382 AC_ARG_ENABLE(configfile_mask,
383 AS_HELP_STRING([--enable-configfile-mask=ARG], [set mask for config files]))
384 AC_ARG_ENABLE(logfile_mask,
385 AS_HELP_STRING([--enable-logfile-mask=ARG], [set mask for log files]))
386 AC_ARG_ENABLE(shell_access,
387 AS_HELP_STRING([--enable-shell-access], [Allow users to access shell/telnet/ssh]))
388 AC_ARG_ENABLE(realms,
389 AS_HELP_STRING([--enable-realms], [enable REALMS support under Linux]))
391 AS_HELP_STRING([--disable-rtadv], [disable IPV6 router advertisement feature]))
393 AS_HELP_STRING([--disable-irdp], [enable IRDP server support in zebra (default if supported)]))
394 AC_ARG_ENABLE(capabilities,
395 AS_HELP_STRING([--disable-capabilities], [disable using POSIX capabilities]))
396 AC_ARG_ENABLE(rusage,
397 AS_HELP_STRING([--disable-rusage], [disable using getrusage]))
398 AC_ARG_ENABLE(gcc_ultra_verbose,
399 AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings]))
400 AC_ARG_ENABLE(linux24_tcp_md5,
401 AS_HELP_STRING([--enable-linux24-tcp-md5], [enable support for old, Linux-2.4 RFC2385 patch]))
402 AC_ARG_ENABLE(backtrace,
403 AS_HELP_STRING([--disable-backtrace,], [disable crash backtraces (default autodetect)]))
404 AC_ARG_ENABLE(time-check,
405 AS_HELP_STRING([--disable-time-check], [disable slow thread warning messages]))
406 AC_ARG_ENABLE(pcreposix,
407 AS_HELP_STRING([--enable-pcreposix], [enable using PCRE Posix libs for regex functions]))
409 AS_HELP_STRING([--enable-fpm], [enable Forwarding Plane Manager support]))
410 AC_ARG_ENABLE(systemd,
411 AS_HELP_STRING([--enable-systemd], [enable Systemd support]))
412 AC_ARG_ENABLE(werror,
413 AS_HELP_STRING([--enable-werror], [enable -Werror (recommended for developers only)]))
414 AC_ARG_ENABLE(cumulus,
415 AS_HELP_STRING([--enable-cumulus], [enable Cumulus Switch Special Extensions]))
416 AC_ARG_ENABLE(datacenter,
417 AS_HELP_STRING([--enable-datacenter], [enable Compilation for Data Center Extensions]))
418 AC_ARG_ENABLE(fuzzing,
419 AS_HELP_STRING([--enable-fuzzing], [enable ability to fuzz various parts of FRR]))
420 AC_ARG_ENABLE(rr-semantics,
421 AS_HELP_STRING([--disable-rr-semantics], [disable the v6 Route Replace semantics]))
422 AC_ARG_ENABLE([protobuf],
423 AS_HELP_STRING([--enable-protobuf], [Enable experimental protobuf support]))
424 AC_ARG_ENABLE([oldvpn_commands],
425 AS_HELP_STRING([--enable-oldvpn-commands], [Keep old vpn commands]))
427 AS_HELP_STRING([--enable-rpki], [enable RPKI prefix validation support]))
428 AC_ARG_ENABLE([clippy-only],
429 AS_HELP_STRING([--enable-clippy-only], [Only build clippy]))
430 AC_ARG_ENABLE([numeric_version],
431 AS_HELP_STRING([--enable-numeric-version], [Only numeric digits allowed in version (for Alpine)]))
433 AS_IF([test "${enable_clippy_only}" != "yes"], [
434 AC_CHECK_HEADERS(json-c/json.h)
435 AC_CHECK_LIB(json-c, json_object_get, LIBS="$LIBS -ljson-c", [], [-lm])
436 if test $ac_cv_lib_json_c_json_object_get = no; then
437 AC_CHECK_LIB(json, json_object_get, LIBS="$LIBS -ljson")
438 if test $ac_cv_lib_json_json_object_get = no; then
439 AC_MSG_ERROR([lib json is needed to compile])
444 AC_ARG_ENABLE([dev_build],
445 AS_HELP_STRING([--enable-dev-build], [build for development]))
447 if test x"${enable_time_check}" != x"no" ; then
448 if test x"${enable_time_check}" = x"yes" -o x"${enable_time_check}" = x ; then
449 AC_DEFINE(CONSUMED_TIME_CHECK,5000000,Consumed Time Check)
451 AC_DEFINE_UNQUOTED(CONSUMED_TIME_CHECK,$enable_time_check,Consumed Time Check)
455 case "${enable_systemd}" in
458 AC_CHECK_LIB(systemd, sd_notify, LIBS="$LIBS -lsystemd")
459 if test $ac_cv_lib_systemd_sd_notify = no; then
460 AC_MSG_ERROR([enable systemd has been specified but systemd development env not found on your system])
462 AC_DEFINE(HAVE_SYSTEMD,,Compile systemd support in)
468 if test "${enable_rr_semantics}" != "no" ; then
469 AC_DEFINE(HAVE_V6_RR_SEMANTICS,, Compile in v6 Route Replacement Semantics)
472 if test "${enable_datacenter}" = "yes" ; then
473 AC_DEFINE(HAVE_DATACENTER,,Compile extensions for a DataCenter)
474 DFLT_NAME="datacenter"
476 DFLT_NAME="traditional"
479 if test "${enable_fuzzing}" = "yes" ; then
480 AC_DEFINE(HANDLE_ZAPI_FUZZING,,Compile extensions to use with a fuzzer)
483 if test "${enable_cumulus}" = "yes" ; then
484 AC_DEFINE(HAVE_CUMULUS,,Compile Special Cumulus Code in)
488 AC_DEFINE_UNQUOTED(DFLT_NAME,["$DFLT_NAME"], Name of the configuration default set)
490 if test "${enable_shell_access}" = "yes"; then
491 AC_DEFINE(HAVE_SHELL_ACCESS,,Allow user to use ssh/telnet/bash)
494 AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
499 AS_IF([test "$host" = "$build"], [
503 # 1. try python3, but respect the user's preference on which minor ver
504 # 2. try python, which might be py3 or py2 again on the user's preference
505 # 3. try python2 (can really only be 2.7 but eh)
506 # 4. try 3.5 > 3.4 > 3.3 > 3.2 > 2.7 through pkg-config (no user pref)
508 # (AX_PYTHON_DEVEL has no clue about py3 vs py2)
509 # (AX_PYTHON does not do what we need)
511 AC_CHECK_TOOLS([PYTHONCONFIG], [python3-config python-config python2-config])
512 if test -n "$PYTHONCONFIG"; then
513 PYTHON_CFLAGS="`\"${PYTHONCONFIG}\" --includes`"
514 PYTHON_LIBS="`\"${PYTHONCONFIG}\" --libs`"
516 AC_MSG_CHECKING([whether we found a working Python version])
517 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
519 #if PY_VERSION_HEX < 0x02070000
520 #error python too old
536 if test -z "$PYTHONCONFIG"; then
537 PKG_CHECK_MODULES([PYTHON], python-3.5, [], [
538 PKG_CHECK_MODULES([PYTHON], python-3.4, [], [
539 PKG_CHECK_MODULES([PYTHON], python-3.3, [], [
540 PKG_CHECK_MODULES([PYTHON], python-3.2, [], [
541 PKG_CHECK_MODULES([PYTHON], python-2.7, [], [
542 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
546 AC_MSG_CHECKING([whether we found a working Python version])
547 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
549 #if PY_VERSION_HEX < 0x02070000
550 #error python too old
560 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
564 AC_SUBST(PYTHON_CFLAGS)
565 AC_SUBST(PYTHON_LIBS)
568 # Logic for protobuf support.
570 if test "$enable_protobuf" = "yes"; then
574 AC_CHECK_PROG([PROTOC_C], [protoc-c], [protoc-c], [/bin/false])
575 if test "x$PROTOC_C" = "x/bin/false"; then
579 PKG_CHECK_MODULES([PROTOBUF_C], libprotobuf-c >= 0.14,
580 [found_protobuf_c=yes],
581 [AC_MSG_RESULT([pkg-config did not find libprotobuf-c])])
583 if test "x$found_protobuf_c" = "xyes"; then
584 LDFLAGS="$LDFLAGS $PROTOBUF_C_LIBS"
585 CFLAGS="$CFLAGS $PROTOBUF_C_CFLAGS"
587 AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [],
588 [have_protobuf=no; AC_MSG_RESULT([Couldn't find google/protobuf-c.h])])
594 # Logic for old vpn commans support.
596 if test "$enable_oldvpn_commands" = "yes"; then
597 AC_DEFINE(KEEP_OLD_VPN_COMMANDS,, [Define for compiling with old vpn commands])
600 # Fail if the user explicity enabled protobuf support and we couldn't
601 # find the compiler or libraries.
602 if test "x$have_protobuf" = "xno" && test "x$enable_protobuf" = "xyes"; then
603 AC_MSG_ERROR([Protobuf enabled explicitly but can't find libraries/tools])
606 if test "x$have_protobuf" = "xyes"; then
607 AC_DEFINE(HAVE_PROTOBUF,, protobuf)
610 AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$have_protobuf" = "xyes"])
613 # End of logic for protobuf support.
616 if test "${enable_linux24_tcp_md5}" = "yes"; then
617 AC_DEFINE(HAVE_TCP_MD5_LINUX24,,Old Linux 2.4 TCP MD5 Signature Patch)
620 AC_MSG_CHECKING(if zebra should be configurable to send Route Advertisements)
621 if test "${enable_rtadv}" != "no"; then
623 AC_DEFINE(HAVE_RTADV,,Enable IPv6 Routing Advertisement support)
628 if test x"${enable_user}" = x"no"; then
631 if test x"${enable_user}" = x"yes" || test x"${enable_user}" = x""; then
634 AC_DEFINE_UNQUOTED(FRR_USER, "${enable_user}", frr User)
637 if test x"${enable_group}" = x"no"; then
640 if test x"${enable_group}" = x"yes" || test x"${enable_group}" = x""; then
643 AC_DEFINE_UNQUOTED(FRR_GROUP, "${enable_group}", frr Group)
646 if test x"${enable_vty_group}" = x"yes" ; then
647 AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
648 elif test x"${enable_vty_group}" != x""; then
649 if test x"${enable_vty_group}" != x"no"; then
650 AC_DEFINE_UNQUOTED(VTY_GROUP, "${enable_vty_group}", VTY Sockets Group)
653 AC_SUBST([enable_user])
654 AC_SUBST([enable_group])
655 AC_SUBST([enable_vty_group])
657 enable_configfile_mask=${enable_configfile_mask:-0600}
658 AC_DEFINE_UNQUOTED(CONFIGFILE_MASK, ${enable_configfile_mask}, Mask for config files)
660 enable_logfile_mask=${enable_logfile_mask:-0600}
661 AC_DEFINE_UNQUOTED(LOGFILE_MASK, ${enable_logfile_mask}, Mask for log files)
665 case "${enable_multipath}" in
669 [[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
670 MPATH_NUM="${enable_multipath}"
675 AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
679 AC_DEFINE_UNQUOTED(MULTIPATH_NUM, $MPATH_NUM, Maximum number of paths for a route)
681 AC_DEFINE_UNQUOTED(VTYSH_PAGER, "$VTYSH_PAGER", [What pager to use])
683 dnl ------------------------------------
684 dnl Alpine only accepts numeric versions
685 dnl ------------------------------------
686 if test "x${enable_numeric_version}" != "x" ; then
687 VERSION="`echo ${VERSION} | tr -c -d '[[.0-9]]'`"
688 PACKAGE_VERSION="`echo ${PACKAGE_VERSION} | tr -c -d '[[.0-9]]'`"
691 dnl -----------------------------------
692 dnl Add extra version string to package
693 dnl name, string and version fields.
694 dnl -----------------------------------
695 if test "x${EXTRAVERSION}" != "x" ; then
696 VERSION="${VERSION}${EXTRAVERSION}"
697 PACKAGE_VERSION="${PACKAGE_VERSION}${EXTRAVERSION}"
698 AC_SUBST(PACKAGE_EXTRAVERSION, ["${EXTRAVERSION}"])
699 PACKAGE_STRING="${PACKAGE_STRING}${EXTRAVERSION}"
702 if test "x$with_pkg_git_version" = "xyes"; then
703 if test -d "${srcdir}/.git"; then
704 AC_DEFINE(GIT_VERSION, [1], [include git version info])
705 else with_pkg_git_version="no"
706 AC_MSG_WARN([--with-pkg-git-version given, but this is not a git checkout])
709 AM_CONDITIONAL([GIT_VERSION], [test "x$with_pkg_git_version" = "xyes"])
711 dnl ------------------------------------
712 dnl Check C keywords and standard types
713 dnl ------------------------------------
724 dnl -------------------------
725 dnl Check other header files.
726 dnl -------------------------
727 AC_CHECK_HEADERS([stropts.h sys/ksym.h \
728 linux/version.h asm/types.h \
731 ac_stdatomic_ok=false
732 AC_DEFINE(FRR_AUTOCONF_ATOMIC, 1, [did autoconf checks for atomic funcs])
733 AC_CHECK_HEADER([stdatomic.h],[
735 AC_MSG_CHECKING([whether _Atomic qualifier works])
736 AC_LINK_IFELSE([AC_LANG_SOURCE([[
737 #include <stdatomic.h>
738 int main(int argc, char **argv) {
743 AC_DEFINE(HAVE_STDATOMIC_H, 1, [found stdatomic.h])
751 AS_IF([$ac_stdatomic_ok], [true], [
752 AC_MSG_CHECKING([for __atomic_* builtins])
753 AC_LINK_IFELSE([AC_LANG_SOURCE([[
754 int main(int argc, char **argv) {
756 __atomic_store_n (&i, 0, __ATOMIC_RELEASE);
757 return __atomic_load_n (&i, __ATOMIC_ACQUIRE);
760 AC_DEFINE(HAVE___ATOMIC, 1, [found __atomic builtins])
765 dnl FreeBSD 9 has a broken stdatomic.h where _Atomic doesn't work
766 AC_MSG_CHECKING([for __sync_* builtins])
767 AC_LINK_IFELSE([AC_LANG_SOURCE([[
768 int main(int argc, char **argv) {
770 __sync_fetch_and_sub (&i, 1);
771 return __sync_val_compare_and_swap (&i, 0, 1);
774 AC_DEFINE(HAVE___SYNC, 1, [found __sync builtins])
777 AC_MSG_CHECKING([for __sync_swap builtin])
778 AC_LINK_IFELSE([AC_LANG_SOURCE([[
779 int main(int argc, char **argv) {
781 return __sync_swap (&i, 2);
784 AC_DEFINE(HAVE___SYNC_SWAP, 1, [found __sync_swap builtin])
792 AC_MSG_FAILURE([stdatomic.h unavailable and $CC has neither __atomic nor __sync builtins])
797 dnl Utility macro to avoid retyping includes all the time
798 m4_define([FRR_INCLUDES],
801 #define __EXTENSIONS__
806 #include <sys/types.h>
807 /* sys/conf.h depends on param.h on FBSD at least */
808 #include <sys/param.h>
809 /* Required for MAXSIG */
811 #include <sys/socket.h>
813 # define __APPLE_USE_RFC_3542
815 #include <netinet/in.h>
816 #include <sys/time.h>
821 dnl Same applies for HAVE_NET_IF_VAR_H, which HAVE_NETINET6_ND6_H and
822 dnl HAVE_NETINET_IN_VAR_H depend upon. But if_var.h depends on if.h, hence
823 dnl an additional round for it.
825 AC_CHECK_HEADERS([net/if_var.h], [], [], FRR_INCLUDES)
827 m4_define([FRR_INCLUDES],
829 [#if HAVE_NET_IF_VAR_H
830 # include <net/if_var.h>
834 AC_CHECK_HEADERS([netinet/in_var.h \
835 net/if_dl.h net/netopt.h \
836 inet/nd.h netinet/ip_icmp.h \
837 sys/sysctl.h sys/sockio.h kvm.h sys/conf.h],
838 [], [], FRR_INCLUDES)
840 AC_CHECK_HEADERS([ucontext.h], [], [],
843 #endif /* __USE_GNU */
847 m4_define([UCONTEXT_INCLUDES],
848 [#include <ucontext.h>])dnl
850 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.uc_regs],
851 [], [], [UCONTEXT_INCLUDES])
852 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs],
853 [AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs.nip],
854 [], [], [UCONTEXT_INCLUDES])],
855 [], [UCONTEXT_INCLUDES])
856 AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.gregs],
857 [], [], [UCONTEXT_INCLUDES])
859 m4_define([FRR_INCLUDES],
863 #include <netinet/in_systm.h>
864 #if HAVE_NETINET_IN_VAR_H
865 # include <netinet/in_var.h>
868 # include <net/if_dl.h>
870 #if HAVE_NET_NETOPT_H
871 # include <net/netopt.h>
873 #include <net/route.h>
875 # include <inet/nd.h>
877 #include <arpa/inet.h>
878 /* Required for IDRP */
879 #if HAVE_NETINET_IP_ICMP_H
880 # include <netinet/ip_icmp.h>
884 dnl V6 headers are checked below, after we check for v6
886 AC_MSG_CHECKING([which operating system interface to use])
889 AC_MSG_RESULT([Solaris])
891 AC_DEFINE(SUNOS_5, 1, [SunOS 5])
892 AC_DEFINE(SOLARIS_IPV6, 1, Solaris IPv6)
894 AC_CHECK_LIB(socket, main)
895 AC_CHECK_LIB(nsl, main)
896 AC_CHECK_LIB(umem, main)
897 AC_CHECK_FUNCS([printstack], [
898 AC_DEFINE([HAVE_PRINTSTACK],1,[Solaris printstack])
899 AC_DEFINE([HAVE_STACK_TRACE],1,[Stack symbols decode functionality])
905 AC_MSG_RESULT([Linux])
907 AC_DEFINE(GNU_LINUX,,GNU Linux)
908 AC_DEFINE(HAVE_NETLINK,,netlink)
909 AC_DEFINE(LINUX_IPV6,1,Linux IPv6 stack)
911 dnl Linux has a compilation problem with mixing
912 dnl netinet/in.h and linux/in6.h they are not
913 dnl compatible. There has been discussion on
914 dnl how to fix it but no real progress on implementation
915 dnl when they fix it, remove this
916 AC_DEFINE(IPV6_MINHOPCOUNT, 73, Linux ipv6 Min Hop Count)
918 AC_CHECK_DECLS([IFLA_INFO_SLAVE_KIND], [], [], [#include <linux/if_link.h>])
921 AC_MSG_RESULT([OpenBSD])
923 AC_DEFINE(OPEN_BSD,,OpenBSD)
924 AC_DEFINE(KAME,1,KAME IPv6)
925 AC_DEFINE(BSD_V6_SYSCTL,1,BSD v6 sysctl to turn on and off forwarding)
927 if test "x${enable_pimd}" != "xno"; then
932 AC_MSG_FAILURE([pimd cannot be enabled as PIM support has been removed from OpenBSD 6.1])
940 AC_DEFINE(HAVE_NET_RT_IFLIST,,NET_RT_IFLIST)
941 AC_DEFINE(KAME,1,KAME IPv6)
942 AC_DEFINE(BSD_V6_SYSCTL,1,BSD v6 sysctl to turn on and off forwarding)
945 AM_CONDITIONAL(SOLARIS, test "${SOLARIS}" = "solaris")
949 dnl ------------------------
950 dnl Integrated REALMS option
951 dnl ------------------------
952 if test "${enable_realms}" = "yes"; then
955 AC_DEFINE(SUPPORT_REALMS,, Realms support)
958 echo "Sorry, only Linux has REALMS support"
963 AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
965 dnl ---------------------
966 dnl Integrated VTY option
967 dnl ---------------------
968 case "${enable_vtysh}" in
971 AC_DEFINE(VTYSH,,VTY shell)
972 dnl Vtysh uses libreadline, which looks for termcap functions at
973 dnl configure time. We follow readlines search order.
974 dnl The required procedures are in libtermcap on NetBSD, in
975 dnl [TODO] on Linux, and in [TODO] on Solaris.
976 AC_CHECK_LIB(termcap, tputs, LIBREADLINE="$LIBREADLINE -ltermcap",
977 [AC_CHECK_LIB(tinfo, tputs, LIBREADLINE="$LIBREADLINE -ltinfo",
978 [AC_CHECK_LIB(curses, tputs, LIBREADLINE="$LIBREADLINE -lcurses",
979 [AC_CHECK_LIB(ncurses, tputs,
980 LIBREADLINE="$LIBREADLINE -lncurses")]
984 AC_CHECK_LIB(readline, main, LIBREADLINE="-lreadline $LIBREADLINE",,
986 if test $ac_cv_lib_readline_main = no; then
987 AC_MSG_ERROR([vtysh needs libreadline but was not found and usable on your system.])
989 AC_CHECK_HEADER(readline/history.h)
990 if test $ac_cv_header_readline_history_h = no;then
991 AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
993 AC_CHECK_LIB(readline, rl_completion_matches,
994 LIBREADLINE="$LIBREADLINE",, "$LIBREADLINE")
995 if test $ac_cv_lib_readline_rl_completion_matches = no; then
996 AC_DEFINE(rl_completion_matches,completion_matches,Old readline)
1000 AC_SUBST(LIBREADLINE)
1001 AM_CONDITIONAL(VTYSH, test "x$VTYSH" = "xvtysh")
1006 dnl FRR detects the PAM library it is built against by checking for a
1007 dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
1008 dnl is known to #include pam_appl.h, the standard header of a PAM library, and
1009 dnl openpam.h doesn't do that, although depends on the header too. Hence a
1010 dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
1013 if test "$with_libpam" = "yes"; then
1014 AC_CHECK_HEADER([security/pam_misc.h],
1015 [AC_DEFINE(HAVE_PAM_MISC_H,,Have pam_misc.h)
1016 AC_DEFINE(PAM_CONV_FUNC,misc_conv,Have misc_conv)
1017 pam_conv_func="misc_conv"
1020 AC_CHECK_HEADER([security/openpam.h],
1021 [AC_DEFINE(HAVE_OPENPAM_H,,Have openpam.h)
1022 AC_DEFINE(PAM_CONV_FUNC,openpam_ttyconv,Have openpam_ttyconv)
1023 pam_conv_func="openpam_ttyconv"
1025 [], FRR_INCLUDES[#include <security/pam_appl.h>])
1026 if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
1027 AC_MSG_WARN([*** pam support will not be built ***])
1032 if test "$with_libpam" = "yes"; then
1033 dnl took this test from proftpds configure.in and suited to our needs
1034 dnl -------------------------------------------------------------------------
1036 dnl This next check looks funky due to a linker problem with some versions
1037 dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
1038 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
1039 dnl with RedHat 6.2 and Debian 2.2 or better.
1040 AC_CHECK_LIB(pam, pam_start,
1041 [AC_CHECK_LIB(pam, $pam_conv_func,
1042 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1044 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1045 LIBPAM="-lpam -lpam_misc"]
1049 [AC_CHECK_LIB(pam, pam_end,
1050 [AC_CHECK_LIB(pam, $pam_conv_func,
1051 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1052 LIBPAM="-lpam -ldl"],
1053 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1054 LIBPAM="-lpam -ldl -lpam_misc"]
1056 ],AC_MSG_WARN([*** pam support will not be built ***]),
1063 dnl -------------------------------
1064 dnl Endian-ness check
1065 dnl -------------------------------
1068 dnl -------------------------------
1069 dnl check the size in byte of the C
1070 dnl -------------------------------
1071 dnl AC_CHECK_SIZEOF(char)
1072 dnl AC_CHECK_SIZEOF(int)
1073 dnl AC_CHECK_SIZEOF(short)
1074 dnl AC_CHECK_SIZEOF(long)
1076 dnl ----------------------------
1077 dnl check existance of functions
1078 dnl ----------------------------
1084 dnl -------------------------------
1085 dnl bgpd needs pow() and hence libm
1086 dnl -------------------------------
1088 AC_CHECK_HEADER([math.h],
1089 [AC_CHECK_LIB([m], [pow],
1092 AC_CHECK_FUNCS(pow,[],[LIBM=""])
1095 if test x"$LIBM" = x ; then
1096 AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
1101 AC_CHECK_FUNCS([ppoll], [
1102 AC_DEFINE([HAVE_PPOLL], 1, [have Linux/BSD ppoll()])
1104 AC_CHECK_FUNCS([pollts], [
1105 AC_DEFINE([HAVE_POLLTS], 1, [have NetBSD pollts()])
1115 AC_CHECK_HEADER([asm-generic/unistd.h],
1116 [AC_CHECK_DECL(__NR_setns,
1117 AC_DEFINE(HAVE_NETNS,, Have netns),,
1118 FRR_INCLUDES [#include <asm-generic/unistd.h>
1120 AC_CHECK_FUNCS(setns)]
1123 dnl --------------------------
1124 dnl Determine IS-IS I/O method
1125 dnl --------------------------
1126 AC_DEFINE(ISIS_METHOD_PFPACKET, 1, [ constant value for isis method pfpacket ])
1127 AC_DEFINE(ISIS_METHOD_DLPI, 2, [ constant value for isis method dlpi ])
1128 AC_DEFINE(ISIS_METHOD_BPF, 3, [ constant value for isis method bpf ])
1129 AC_CHECK_HEADER(net/bpf.h)
1130 AC_CHECK_HEADER(sys/dlpi.h)
1131 AC_MSG_CHECKING(zebra IS-IS I/O method)
1135 AC_MSG_RESULT(pfpacket)
1136 ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
1140 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1143 if test $ac_cv_header_net_bpf_h = no; then
1144 if test $ac_cv_header_sys_dlpi_h = no; then
1146 if test "${enable_isisd}" = yes; then
1147 AC_MSG_FAILURE([IS-IS support requested but no packet backend found])
1149 AC_MSG_WARN([*** IS-IS support will not be built ***])
1154 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1157 ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
1161 AC_DEFINE_UNQUOTED(ISIS_METHOD, $ISIS_METHOD_MACRO, [ selected method for isis, == one of the constants ])
1163 dnl ------------------------------------
1164 dnl check for broken CMSG_FIRSTHDR macro
1165 dnl ------------------------------------
1166 AC_MSG_CHECKING(for broken CMSG_FIRSTHDR)
1167 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1170 #define __EXTENSIONS__
1173 #include <sys/types.h>
1174 #include <sys/socket.h>
1181 msg.msg_control = buf;
1182 msg.msg_controllen = 0;
1184 if (CMSG_FIRSTHDR(&msg) != NULL)
1187 }]])],[AC_MSG_RESULT(yes - using workaround) AC_DEFINE(HAVE_BROKEN_CMSG_FIRSTHDR,,Broken CMSG_FIRSTHDR)],
1188 [AC_MSG_RESULT(no)],[AC_MSG_RESULT(no)])
1190 dnl ---------------------------------------------------------------
1191 dnl figure out how to specify an interface in multicast sockets API
1192 dnl ---------------------------------------------------------------
1193 AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
1195 AC_CHECK_HEADERS([linux/mroute.h], [], [],[
1196 #include <sys/socket.h>
1197 #include <netinet/in.h>
1198 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1199 #include <linux/types.h>
1202 m4_define([FRR_INCLUDES],
1204 [#if HAVE_LINUX_MROUTE_H
1205 # include <linux/mroute.h>
1209 AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
1210 #include <sys/socket.h>
1211 #include <sys/types.h>
1212 #include <netinet/in.h>
1213 #include <net/route.h>
1216 m4_define([FRR_INCLUDES],
1218 [#if HAVE_NETINET_IP_MROUTE_H
1219 # include <netinet/ip_mroute.h>
1223 AC_MSG_CHECKING([for BSD struct ip_mreq hack])
1224 AC_TRY_COMPILE([#include <sys/param.h>],
1225 [#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)
1228 #error No support for BSD struct ip_mreq hack detected
1229 #endif],[AC_MSG_RESULT(yes)
1230 AC_DEFINE(HAVE_BSD_STRUCT_IP_MREQ_HACK,,[Can pass ifindex in struct ip_mreq])],
1233 AC_MSG_CHECKING([for RFC3678 protocol-independed API])
1235 #include <sys/types.h>
1236 #include <netinet/in.h>
1237 ], [struct group_req gr; int sock; setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
1238 ], [AC_MSG_RESULT(yes)
1239 AC_DEFINE(HAVE_RFC3678,1,[Have RFC3678 protocol-independed API])],
1242 dnl ---------------------------------------------------------------
1243 dnl figure out how to check link-state
1244 dnl ---------------------------------------------------------------
1245 AC_CHECK_HEADER( [net/if_media.h],
1246 [m4_define([LINK_DETECT_INCLUDES],
1248 [#include <net/if_media.h>
1250 AC_CHECK_MEMBERS( [struct ifmediareq.ifm_status],
1251 AC_DEFINE(HAVE_BSD_LINK_DETECT,,[BSD link-detect]),
1252 [], LINK_DETECT_INCLUDES)],
1256 dnl ---------------------------------------------------------------
1257 dnl Additional, newer way to check link-state using ifi_link_state.
1258 dnl Not available in all BSD's when ifmediareq available
1259 dnl ---------------------------------------------------------------
1260 AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
1261 AC_DEFINE(HAVE_BSD_IFI_LINK_STATE,,[BSD ifi_link_state available]),
1264 dnl ------------------------
1265 dnl TCP_MD5SIG socket option
1266 dnl ------------------------
1268 AC_CHECK_HEADER([netinet/tcp.h],
1269 [m4_define([MD5_INCLUDES],
1271 [#include <netinet/tcp.h>
1273 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
1276 if test $ac_cv_have_decl_TCP_MD5SIG = no; then
1277 AC_CHECK_HEADER([linux/tcp.h],
1278 [m4_define([MD5_INCLUDES],
1280 [#include <linux/tcp.h>
1282 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
1285 dnl ----------------------------------------------------------------------------
1286 dnl figure out if domainname is available in the utsname struct (GNU extension).
1287 dnl ----------------------------------------------------------------------------
1288 AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
1290 dnl ------------------
1291 dnl IPv6 header checks
1292 dnl ------------------
1293 AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
1294 netinet6/in6_var.h netinet6/nd6.h], [], [],
1297 m4_define([FRR_INCLUDES],dnl
1299 [#if HAVE_NETINET6_IN6_H
1300 #include <netinet6/in6.h>
1302 #if HAVE_NETINET_IN6_VAR_H
1303 #include <netinet/in6_var.h>
1305 #include <netinet/icmp6.h>
1306 #if HAVE_NETINET6_IN6_VAR_H
1307 # include <netinet6/in6_var.h>
1309 #if HAVE_NETINET6_ND6_H
1310 # include <netinet6/nd6.h>
1314 dnl disable doc check
1315 if test "${enable_doc}" = "no";then
1321 dnl --------------------
1322 dnl Daemon disable check
1323 dnl --------------------
1324 AM_CONDITIONAL(ZEBRA, test "${enable_zebra}" != "no")
1326 if test "${enable_bgpd}" = "no";then
1331 AM_CONDITIONAL(BGPD, test "x$BGPD" = "xbgpd")
1333 AM_CONDITIONAL(RIPD, test "${enable_ripd}" != "no")
1334 AM_CONDITIONAL(OSPFD, test "${enable_ospfd}" != "no")
1335 AM_CONDITIONAL(LDPD, test "${enable_ldpd}" != "no")
1337 AS_IF([test "${enable_ldpd}" != "no"], [
1338 AC_DEFINE(HAVE_LDPD, 1, ldpd)
1344 if test "${enable_nhrpd}" != "no"; then
1349 if test "${enable_nhrpd}" = "yes"; then
1350 AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
1354 AM_CONDITIONAL(NHRPD, test "x$NHRPD" = "xnhrpd")
1356 AM_CONDITIONAL(EIGRPD, test "${enable_eigrpd}" != "no")
1358 if test "${enable_watchfrr}" = "no";then
1363 AM_CONDITIONAL(WATCHFRR, test "x$WATCHFRR" = "xwatchfrr")
1366 if test "${enable_ospfapi}" != "no";then
1367 AC_DEFINE(SUPPORT_OSPF_API,,OSPFAPI)
1369 if test "${enable_ospfclient}" != "no";then
1370 OSPFCLIENT="ospfclient"
1374 AM_CONDITIONAL(OSPFCLIENT, test "x$OSPFCLIENT" = "xospfclient")
1375 AM_CONDITIONAL(RIPNGD, test "${enable_ripngd}" != "no")
1376 AM_CONDITIONAL(BABELD, test "${enable_babeld}" != "no")
1377 AM_CONDITIONAL(OSPF6D, test "${enable_ospf6d}" != "no")
1378 AM_CONDITIONAL(ISISD, test "${enable_isisd}" != "no")
1379 AM_CONDITIONAL(PIMD, test "${enable_pimd}" != "no")
1381 if test "${enable_bgp_announce}" = "no";then
1382 AC_DEFINE(DISABLE_BGP_ANNOUNCE,1,Disable BGP installation to zebra)
1384 AC_DEFINE(DISABLE_BGP_ANNOUNCE,0,Disable BGP installation to zebra)
1387 if test "${with_rfp_path}" = "yes" || test x"${with_rfp_path}" = x""; then
1388 with_rfp_path="bgpd/rfp-example"
1390 if test "${with_rfp_path}" != "no"; then
1391 VNC_RFP_PATH="${with_rfp_path}"
1392 AC_SUBST(VNC_RFP_PATH)
1395 if test "${enable_bgp_vnc}" != "no";then
1396 AC_DEFINE(ENABLE_BGP_VNC,1,Enable BGP VNC support)
1397 RFPTEST="${with_rfp_path}/rfptest"
1398 LIBRFP="${with_rfp_path}/librfp"
1399 RFPINC="${with_rfp_path}/librfp"
1403 RFPINC="bgpd/rfp-example/librfp"
1406 AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
1416 AC_CHECK_LIB(crypt, crypt, [],
1417 [AC_CHECK_LIB(crypto, DES_crypt)])
1418 AC_CHECK_LIB(resolv, res_init)
1420 dnl ---------------------------
1421 dnl check system has PCRE regexp
1422 dnl ---------------------------
1423 if test "x$enable_pcreposix" = "xyes"; then
1424 AC_CHECK_LIB(pcreposix, regexec, [], [
1425 AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
1428 AC_SUBST(HAVE_LIBPCREPOSIX)
1430 dnl ------------------
1431 dnl check C-Ares library
1432 dnl ------------------
1433 if test "${NHRPD}" != ""; then
1434 PKG_CHECK_MODULES([CARES], [libcares], , [
1435 AC_MSG_ERROR([trying to build nhrpd, but libcares not found. install c-ares and its -dev headers.])
1440 dnl ------------------
1441 dnl check Net-SNMP library
1442 dnl ------------------
1443 if test "${enable_snmp}" != "" -a "${enable_snmp}" != "no"; then
1444 AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
1445 if test x"$NETSNMP_CONFIG" = x"no"; then
1446 AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
1448 SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
1449 SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
1450 AC_MSG_CHECKING([whether we can link to Net-SNMP])
1451 AC_LINK_IFELSE_FLAGS([$SNMP_CFLAGS], [$SNMP_LIBS], [AC_LANG_PROGRAM([
1459 AC_MSG_ERROR([--enable-snmp given but not usable])])
1460 case "${enable_snmp}" in
1465 SNMP_METHOD="${enable_snmp}"
1468 AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use smux or agentx])
1471 AH_TEMPLATE([SNMP_SMUX], [Use SNMP SMUX to interface with snmpd])
1472 AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
1473 AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,SNMP method to interface with snmpd)
1475 AM_CONDITIONAL([SNMP], [test "x${SNMP_METHOD}" != "x"])
1477 AC_SUBST(SNMP_CFLAGS)
1482 AC_SEARCH_LIBS([sqrt], [m])
1487 AC_SEARCH_LIBS(dlopen, [dl dld], [], [
1488 AC_MSG_ERROR([unable to find the dlopen()])
1491 AC_CHECK_HEADERS([link.h])
1493 AC_MSG_CHECKING([for dlinfo(RTLD_DI_ORIGIN)])
1494 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1502 dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
1505 AC_DEFINE(HAVE_DLINFO_ORIGIN, 1, [Have dlinfo RTLD_DI_ORIGIN])
1510 AC_MSG_CHECKING([for dlinfo(RTLD_DI_LINKMAP)])
1511 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1518 struct link_map *lm = NULL;
1519 dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
1522 AC_DEFINE(HAVE_DLINFO_LINKMAP, 1, [Have dlinfo RTLD_DI_LINKMAP])
1528 AM_CONDITIONAL(SNMP, test "x$SNMP_METHOD" = "xagentx")
1530 dnl ---------------------------
1531 dnl sockaddr and netinet checks
1532 dnl ---------------------------
1535 struct vifctl, struct mfcctl, struct sioc_sg_req,
1536 vifi_t, struct sioc_vif_req, struct igmpmsg,
1537 struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
1538 struct nd_opt_adv_interval, struct rt_addrinfo,
1539 struct nd_opt_homeagent_info, struct nd_opt_adv_interval],
1540 [], [], FRR_INCLUDES)
1542 AC_CHECK_MEMBERS([struct sockaddr.sa_len,
1543 struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
1544 struct sockaddr_dl.sdl_len,
1545 struct if6_aliasreq.ifra_lifetime,
1546 struct nd_opt_adv_interval.nd_opt_ai_type],
1547 [], [], FRR_INCLUDES)
1549 dnl ---------------------------
1550 dnl IRDP/pktinfo/icmphdr checks
1551 dnl ---------------------------
1553 AC_CHECK_TYPES([struct in_pktinfo], [
1554 AC_CHECK_TYPES([struct icmphdr], [
1563 case "${enable_irdp}" in
1565 $IRDP || AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
1572 AM_CONDITIONAL(IRDP, $IRDP)
1574 dnl -----------------------
1575 dnl checking for IP_PKTINFO
1576 dnl -----------------------
1577 AC_MSG_CHECKING(for IP_PKTINFO)
1578 AC_TRY_COMPILE([#include <netdb.h>], [
1579 int opt = IP_PKTINFO;
1582 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1587 dnl ---------------------------
1588 dnl checking for IP_RECVDSTADDR
1589 dnl ---------------------------
1590 AC_MSG_CHECKING(for IP_RECVDSTADDR)
1591 AC_TRY_COMPILE([#include <netinet/in.h>], [
1592 int opt = IP_RECVDSTADDR;
1595 AC_DEFINE(HAVE_IP_RECVDSTADDR, 1, [Have IP_RECVDSTADDR])
1600 dnl ----------------------
1601 dnl checking for IP_RECVIF
1602 dnl ----------------------
1603 AC_MSG_CHECKING(for IP_RECVIF)
1604 AC_TRY_COMPILE([#include <netinet/in.h>], [
1605 int opt = IP_RECVIF;
1608 AC_DEFINE(HAVE_IP_RECVIF, 1, [Have IP_RECVIF])
1613 dnl ----------------------
1614 dnl checking for SO_BINDANY
1615 dnl ----------------------
1616 AC_MSG_CHECKING(for SO_BINDANY)
1617 AC_TRY_COMPILE([#include <sys/socket.h>], [
1618 int opt = SO_BINDANY;
1621 AC_DEFINE(HAVE_SO_BINDANY, 1, [Have SO_BINDANY])
1626 dnl ----------------------
1627 dnl checking for IP_FREEBIND
1628 dnl ----------------------
1629 AC_MSG_CHECKING(for IP_FREEBIND)
1630 AC_TRY_COMPILE([#include <netinet/in.h>], [
1631 int opt = IP_FREEBIND;
1634 AC_DEFINE(HAVE_IP_FREEBIND, 1, [Have IP_FREEBIND])
1639 dnl --------------------------------------
1640 dnl checking for be32dec existence or not
1641 dnl --------------------------------------
1642 AC_CHECK_DECLS([be32enc, be32dec], [], [],
1643 [#include <sys/endian.h>])
1645 dnl --------------------------------------
1646 dnl checking for clock_time monotonic struct and call
1647 dnl --------------------------------------
1648 AC_CHECK_DECL(CLOCK_MONOTONIC,
1649 [AC_CHECK_LIB(rt, clock_gettime, [LIBS="$LIBS -lrt"])
1650 AC_DEFINE(HAVE_CLOCK_MONOTONIC,, Have monotonic clock)
1651 ], [AC_MSG_RESULT(no)], [FRR_INCLUDES])
1653 dnl --------------------------------------
1654 dnl checking for flex and bison
1655 dnl --------------------------------------
1658 AC_MSG_CHECKING(version of flex)
1659 frr_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
1660 frr_ac_flex_version="${frr_ac_flex_version##* }"
1661 AC_MSG_RESULT([$frr_ac_flex_version])
1662 AX_COMPARE_VERSION([$frr_ac_flex_version], [lt], [2.5.20], [
1663 LEX="$SHELL $missing_dir/missing flex"
1664 if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
1665 AC_MSG_WARN([using pregenerated flex output files])
1667 AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
1669 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
1670 AC_SUBST([LEXLIB], [''])
1674 dnl thanks GNU bison for this b*llshit...
1675 AC_MSG_CHECKING(version of bison)
1676 frr_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
1677 frr_ac_bison_version="${frr_ac_bison_version##* }"
1678 frr_ac_bison_missing="false"
1679 case "x${frr_ac_bison_version}" in
1682 BISON_CLOSEBRACE='"'
1684 AC_MSG_RESULT([$frr_ac_bison_version - 2.7 or older])
1687 AC_MSG_RESULT([$frr_ac_bison_version])
1688 AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
1689 frr_ac_bison_missing="true"
1692 AC_MSG_RESULT([none])
1693 AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
1694 frr_ac_bison_missing="true"
1698 BISON_CLOSEBRACE='}'
1699 BISON_VERBOSE='-Dparse.error=verbose'
1700 AC_MSG_RESULT([$frr_ac_bison_version - 3.0 or newer])
1703 AC_SUBST(BISON_OPENBRACE)
1704 AC_SUBST(BISON_CLOSEBRACE)
1705 AC_SUBST(BISON_VERBOSE)
1707 if $frr_ac_bison_missing; then
1708 YACC="$SHELL $missing_dir/missing bison -y"
1709 if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
1710 AC_MSG_WARN([using pregenerated bison output files])
1712 AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
1716 dnl -------------------
1717 dnl capabilities checks
1718 dnl -------------------
1719 if test "${enable_capabilities}" != "no"; then
1720 AC_MSG_CHECKING(whether prctl PR_SET_KEEPCAPS is available)
1721 AC_TRY_COMPILE([#include <sys/prctl.h>],[prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
1723 AC_DEFINE(HAVE_PR_SET_KEEPCAPS,,prctl)
1724 frr_ac_keepcaps="yes"],
1727 if test x"${frr_ac_keepcaps}" = x"yes"; then
1728 AC_CHECK_HEADERS(sys/capability.h)
1730 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
1731 AC_CHECK_LIB(cap, cap_init,
1732 [AC_DEFINE(HAVE_LCAPS,1,Capabilities)
1737 AC_CHECK_HEADERS(priv.h,
1738 [AC_MSG_CHECKING(Solaris style privileges are available)
1739 AC_TRY_COMPILE([#include <priv.h>],[getpflags(PRIV_AWARE);],
1741 AC_DEFINE(HAVE_SOLARIS_CAPABILITIES,1,getpflags)
1742 frr_ac_scaps="yes"],
1748 if test x"${frr_ac_scaps}" = x"yes" \
1749 -o x"${frr_ac_lcaps}" = x"yes"; then
1750 AC_DEFINE(HAVE_CAPABILITIES,1,capabilities)
1755 dnl ---------------------------
1756 dnl check for glibc 'backtrace'
1757 dnl ---------------------------
1758 if test x"${enable_backtrace}" != x"no" ; then
1760 AC_CHECK_HEADER([execinfo.h], [
1761 AC_SEARCH_LIBS([backtrace], [execinfo], [
1762 AC_DEFINE(HAVE_GLIBC_BACKTRACE,,[Glibc backtrace])
1763 AC_DEFINE(HAVE_STACK_TRACE,,[Stack symbol decoding])
1768 if test x"${enable_backtrace}" = x"yes" -a x"${backtrace_ok}" = x"no"; then
1769 dnl user explicitly requested backtrace but we failed to find support
1770 AC_MSG_FAILURE([failed to find backtrace support])
1774 dnl -----------------------------------------
1775 dnl check for malloc mallinfo struct and call
1776 dnl this must try and link using LIBS, in
1777 dnl order to check no alternative allocator
1778 dnl has been specified, which might not provide
1779 dnl mallinfo, e.g. such as Umem on Solaris.
1780 dnl -----------------------------------------
1781 AC_CHECK_HEADER([malloc.h],
1782 [AC_MSG_CHECKING(whether mallinfo is available)
1783 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <malloc.h>]],
1784 [[struct mallinfo ac_x; ac_x = mallinfo ();]])],
1786 AC_DEFINE(HAVE_MALLINFO,,mallinfo)],
1789 ], [], FRR_INCLUDES)
1794 if test "x$enable_zeromq" != "xno"; then
1795 PKG_CHECK_MODULES(ZEROMQ, [libzmq >= 4.0.0], [
1796 AC_DEFINE(HAVE_ZEROMQ, 1, [Enable ZeroMQ support])
1799 if test "x$enable_zeromq" = "xyes"; then
1800 AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
1804 AM_CONDITIONAL([ZEROMQ], test "x$ZEROMQ" = "xtrue")
1809 CONFDATE=`date '+%Y%m%d'`
1812 dnl ------------------------------
1813 dnl set paths for state directory
1814 dnl ------------------------------
1815 AC_MSG_CHECKING(directory to use for state file)
1816 if test "${prefix}" = "NONE"; then
1817 frr_statedir_prefix="";
1819 frr_statedir_prefix=${prefix}
1821 if test "${localstatedir}" = '${prefix}/var'; then
1822 for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
1823 ${frr_statedir_prefix}/var/adm dnl
1824 ${frr_statedir_prefix}/etc dnl
1830 test -d $FRR_STATE_DIR && break
1832 frr_statedir=$FRR_STATE_DIR
1834 frr_statedir=${localstatedir}
1836 if test $frr_statedir = "/dev/null"; then
1837 AC_MSG_ERROR('STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!')
1839 AC_MSG_RESULT(${frr_statedir})
1840 AC_SUBST(frr_statedir)
1842 AC_DEFINE_UNQUOTED(LDPD_SOCKET, "$frr_statedir/ldpd.sock",ldpd control socket)
1843 AC_DEFINE_UNQUOTED(ZEBRA_SERV_PATH, "$frr_statedir/zserv.api",zebra api socket)
1844 AC_DEFINE_UNQUOTED(DAEMON_VTY_DIR, "$frr_statedir",daemon vty directory)
1846 dnl autoconf does this, but it does it too late...
1847 test "x$prefix" = xNONE && prefix=$ac_default_prefix
1848 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1850 dnl get the full path, recursing through variables...
1851 vtysh_bin="$bindir/vtysh"
1852 for I in 1 2 3 4 5 6 7 8 9 10; do
1853 eval vtysh_bin="\"$vtysh_bin\""
1855 AC_DEFINE_UNQUOTED(VTYSH_BIN_PATH, "$vtysh_bin",path to vtysh binary)
1857 CFG_SYSCONF="$sysconfdir"
1859 CFG_STATE="$frr_statedir"
1860 CFG_MODULE="$moduledir"
1861 for I in 1 2 3 4 5 6 7 8 9 10; do
1862 eval CFG_SYSCONF="\"$CFG_SYSCONF\""
1863 eval CFG_SBIN="\"$CFG_SBIN\""
1864 eval CFG_STATE="\"$CFG_STATE\""
1865 eval CFG_MODULE="\"$CFG_MODULE\""
1867 AC_SUBST(CFG_SYSCONF)
1870 AC_SUBST(CFG_MODULE)
1871 AC_DEFINE_UNQUOTED(MODULE_PATH, "$CFG_MODULE", path to modules)
1873 dnl ------------------------------------
1874 dnl Enable RPKI and add librtr to libs
1875 dnl ------------------------------------
1876 if test "${enable_rpki}" = "yes"; then
1877 PKG_CHECK_MODULES(RTRLIB,[rtrlib >= 0.5.0],
1878 [AC_DEFINE(HAVE_RPKI,1,Enable RPKI prefix validation for BGP)
1881 AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
1884 AM_CONDITIONAL([RPKI], test "x$RPKI" = "xtrue")
1886 dnl ------------------------------------------
1887 dnl Check whether rtrlib was build with ssh support
1888 dnl ------------------------------------------
1889 AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
1890 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
1891 [[struct tr_ssh_config config;]])],
1893 AC_DEFINE(FOUND_SSH,,found_ssh)],
1897 dnl ---------------------------
1898 dnl Check htonl works correctly
1899 dnl ---------------------------
1900 AC_MSG_CHECKING(for working htonl)
1901 AC_CACHE_VAL(ac_cv_htonl_works,
1902 [AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES],[htonl (0);])],
1903 [ac_cv_htonl_works=yes], [ac_cv_htonl_works=no])
1906 AC_MSG_RESULT($ac_cv_htonl_works)
1908 AC_CONFIG_FILES([Makefile
1911 doc/Makefile tests/Makefile
1912 bgpd/rfp-example/rfptest/Makefile bgpd/rfp-example/librfp/Makefile
1917 snapcraft/snapcraft.yaml
1919 tests/lib/cli/test_cli.refout
1920 pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
1921 pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh
1924 if test "${enable_bgp_vnc}" != "no"; then
1925 if test "${with_rfp_path}" != "bgpd/rfp-example" ; then
1926 AC_CONFIG_FILES([${with_rfp_path}/rfptest/Makefile ${with_rfp_path}/librfp/Makefile])
1930 AC_CONFIG_FILES([solaris/Makefile])
1932 AC_CONFIG_FILES([vtysh/extract.pl],[chmod +x vtysh/extract.pl])
1934 AC_CONFIG_COMMANDS([lib/route_types.h], [
1935 dst="${ac_abs_top_builddir}/lib/route_types.h"
1936 ${PERL} "${ac_abs_top_srcdir}/lib/route_types.pl" \
1937 < "${ac_abs_top_srcdir}/lib/route_types.txt" \
1940 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
1941 && rm "${dst}.tmp" \
1942 || mv "${dst}.tmp" "${dst}"
1947 AS_IF([test "x$with_pkg_git_version" = "xyes"], [
1948 AC_CONFIG_COMMANDS([lib/gitversion.h], [
1949 dst="${ac_abs_top_builddir}/lib/gitversion.h"
1950 ${PERL} "${ac_abs_top_srcdir}/lib/gitversion.pl" \
1951 "${ac_abs_top_srcdir}" \
1954 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
1955 && rm "${dst}.tmp" \
1956 || mv "${dst}.tmp" "${dst}"
1962 ## Hack, but working solution to avoid rebuilding of frr.info.
1963 ## It's already in CVS until texinfo 4.7 is more common.
1967 FRRouting configuration
1968 ------------------------------
1969 FRR version : ${PACKAGE_VERSION}
1970 host operating system : ${host_os}
1971 source code location : ${srcdir}
1973 compiler flags : ${CFLAGS}
1975 linker flags : ${LDFLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
1976 state file directory : ${frr_statedir}
1977 config file directory : `eval echo \`echo ${sysconfdir}\``
1978 example directory : `eval echo \`echo ${exampledir}\``
1979 module directory : ${CFG_MODULE}
1980 user to run as : ${enable_user}
1981 group to run as : ${enable_group}
1982 group for vty sockets : ${enable_vty_group}
1983 config file mask : ${enable_configfile_mask}
1984 log file mask : ${enable_logfile_mask}
1985 zebra protobuf enabled : ${have_protobuf:-no}
1987 The above user and group must have read/write access to the state file
1988 directory and to the config files in the config file directory."