]> git.proxmox.com Git - mirror_frr.git/blame_incremental - configure.ac
projects / mirror_frr.git / blame_incremental
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (non-incremental) | history | HEAD
Merge pull request #3470 from pacovn/label_manager_fixes_6.0_backport
[mirror_frr.git] / configure.ac
... / ...
CommitLineData
1##
2## Configure template file for FRRouting.
3## autoconf will generate configure script.
4##
5## Copyright (c) 1996, 97, 98, 99, 2000 Kunihiro Ishiguro <kunihiro@zebra.org>
6## Portions Copyright (c) 2003 Paul Jakma <paul@dishone.st>
7##
8AC_PREREQ(2.60)
9
10AC_INIT(frr, 6.0, [https://github.com/frrouting/frr/issues])
11PACKAGE_URL="https://frrouting.org/"
12AC_SUBST(PACKAGE_URL)
13PACKAGE_FULLNAME="FRRouting"
14AC_SUBST(PACKAGE_FULLNAME)
15
16CONFIG_ARGS="`echo $ac_configure_args | sed -e \"s% '[[A-Z]]*FLAGS=[[^']]\+'%%g\"`"
17AC_SUBST(CONFIG_ARGS)
18
19AC_CONFIG_SRCDIR(lib/zebra.h)
20AC_CONFIG_MACRO_DIR([m4])
21
22dnl -----------------------------------
23dnl Get hostname and other information.
24dnl -----------------------------------
25AC_CANONICAL_BUILD()
26AC_CANONICAL_HOST()
27
28AS_IF([test "$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.])
31 fi
32 test -d hosttools || mkdir hosttools
33 abssrc="`cd \"${srcdir}\"; pwd`"
34
35 AC_MSG_NOTICE([...])
36 AC_MSG_NOTICE([... cross-compilation: creating hosttools directory and self-configuring for build platform tools])
37 AC_MSG_NOTICE([... use HOST_CPPFLAGS / HOST_CFLAGS / HOST_LDFLAGS if neccessary])
38 AC_MSG_NOTICE([...])
39
40 ( CPPFLAGS="$HOST_CPPFLAGS"; \
41 CFLAGS="$HOST_CFLAGS"; \
42 LDFLAGS="$HOST_LDFLAGS"; \
43 cd hosttools; "${abssrc}/configure" "--host=$build" "--build=$build" "--enable-clippy-only" "--disable-nhrpd" "--disable-vtysh"; )
44
45 AC_MSG_NOTICE([...])
46 AC_MSG_NOTICE([... cross-compilation: finished self-configuring for build platform tools])
47 AC_MSG_NOTICE([...])
48
49 build_clippy="false"
50 HOSTTOOLS="hosttools/"
51], [
52 build_clippy="true"
53 HOSTTOOLS=""
54])
55AC_SUBST(HOSTTOOLS)
56AM_CONDITIONAL([BUILD_CLIPPY], [$build_clippy])
57
58# Disable portability warnings -- our automake code (in particular
59# common.am) uses some constructs specific to gmake.
60AM_INIT_AUTOMAKE([1.12 -Wno-portability foreign])
61m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])
62AM_SILENT_RULES([yes])
63AC_CONFIG_HEADERS(config.h)
64
65AC_PATH_PROG(PERL, perl)
66PKG_PROG_PKG_CONFIG
67
68dnl default is to match previous behavior
69exampledir=${sysconfdir}
70AC_ARG_ENABLE([exampledir],
71 AS_HELP_STRING([--enable-exampledir],
72 [specify alternate directory for examples]),
73 exampledir="$enableval",)
74dnl XXX add --exampledir to autoconf standard directory list somehow
75AC_SUBST(exampledir)
76
77dnl default is to match previous behavior
78pkgsrcrcdir=""
79AC_ARG_ENABLE([pkgsrcrcdir],
80 AS_HELP_STRING([--enable-pkgsrcrcdir],
81 [specify directory for rc.d scripts]),
82 pkgsrcrcdir="$enableval",)
83dnl XXX add --pkgsrcrcdir to autoconf standard directory list somehow
84AC_SUBST(pkgsrcrcdir)
85AM_CONDITIONAL([PKGSRC], [test "x$pkgsrcrcdir" != "x"])
86
87AC_ARG_WITH([moduledir], [AS_HELP_STRING([--with-moduledir=DIR], [module directory (${libdir}/frr/modules)])], [
88 moduledir="$withval"
89], [
90 moduledir="\${libdir}/frr/modules"
91])
92AC_SUBST([moduledir], [$moduledir])
93
94AC_ARG_ENABLE(tcmalloc,
95 AS_HELP_STRING([--enable-tcmalloc], [Turn on tcmalloc]),
96[case "${enableval}" in
97 yes) tcmalloc_enabled=true
98LIBS="$LIBS -ltcmalloc_minimal"
99 ;;
100 no) tcmalloc_enabled=false ;;
101 *) AC_MSG_ERROR(bad value ${enableval} for --enable-tcmalloc) ;;
102esac],[tcmalloc_enabled=false])
103
104
105dnl Thanks autoconf, but we don't want a default -g -O2. We have our own
106dnl flag determination logic.
107CFLAGS="${CFLAGS:-}"
108
109dnl --------------------
110dnl Check CC and friends
111dnl --------------------
112dnl note orig_cflags is also used further down
113orig_cflags="$CFLAGS"
114AC_LANG([C])
115AC_PROG_CC
116AC_PROG_CPP
117AM_PROG_CC_C_O
118dnl remove autoconf default "-g -O2"
119CFLAGS="$orig_cflags"
120AC_PROG_CC_C99
121dnl NB: see C11 below
122
123AC_PROG_EGREP
124PKG_PROG_PKG_CONFIG
125
126dnl autoconf 2.59 appears not to support AC_PROG_SED
127dnl AC_PROG_SED
128AC_CHECK_PROG([SED],[sed],[sed],[/bin/false])
129
130dnl try and enable CFLAGS that are useful for FRR
131dnl - specifically, options to control warnings
132
133AC_USE_SYSTEM_EXTENSIONS
134AC_DEFUN([AC_C_FLAG], [{
135 m4_pushdef([cachename],[m4_translit([frr_cv_$1],[ =-],[___])])
136 AC_CACHE_CHECK([[whether $CC supports $1]], cachename, [
137 AC_LANG_PUSH(C)
138 ac_c_flag_save="$CFLAGS"
139 CFLAGS="$CFLAGS $1"
140 AC_COMPILE_IFELSE(
141 [AC_LANG_PROGRAM([[]])],
142 [
143 cachename=yes
144 ], [
145 cachename=no
146 ])
147 CFLAGS="$ac_c_flag_save"
148 AC_LANG_POP(C)
149 ])
150 if test "${cachename}" = yes; then
151 m4_if([$3], [], [CFLAGS="$CFLAGS $1"], [$3])
152 else
153 :
154 $2
155 fi
156 m4_popdef([cachename])
157}])
158
159AC_DEFUN([AC_LINK_IFELSE_FLAGS], [{
160 AC_LANG_PUSH(C)
161 ac_cflags_save="$CFLAGS"
162 ac_libs_save="$LIBS"
163 CFLAGS="$CFLAGS $1"
164 LIBS="$LIBS $2"
165 AC_LINK_IFELSE(
166 [$3],
167 [
168 AC_MSG_RESULT([yes])
169 CFLAGS="$ac_cflags_save"
170 LIBS="$ac_libs_save"
171 $5
172 ], [
173 AC_MSG_RESULT([no])
174 CFLAGS="$ac_cflags_save"
175 LIBS="$ac_libs_save"
176 $4
177 ])
178 AC_LANG_POP(C)
179 }])
180
181dnl ICC won't bail on unknown options without -diag-error 10006
182dnl need to do this first so we get useful results for the other options
183AC_C_FLAG([-diag-error 10006])
184
185dnl AC_PROG_CC_C99 may change CC to include -std=gnu99 or something
186ac_cc="$CC"
187CC="${CC% -std=gnu99}"
188CC="${CC% -std=c99}"
189
190AC_C_FLAG([-std=gnu11], [CC="$ac_cc"], [CC="$CC -std=gnu11"])
191
192dnl if the user has specified any CFLAGS, override our settings
193if test "x${enable_gcov}" = "xyes"; then
194 if test "z$orig_cflags" = "z"; then
195 AC_C_FLAG([-coverage])
196 AC_C_FLAG([-O0])
197 fi
198
199 LDFLAGS="${LDFLAGS} -lgcov"
200elif test "x${enable_dev_build}" = "xyes"; then
201 AC_DEFINE(DEV_BUILD,,Build for development)
202 if test "z$orig_cflags" = "z"; then
203 AC_C_FLAG([-g3])
204 AC_C_FLAG([-O0])
205 fi
206else
207 if test "z$orig_cflags" = "z"; then
208 AC_C_FLAG([-g])
209 AC_C_FLAG([-Os], [
210 AC_C_FLAG([-O2])
211 ])
212 fi
213fi
214AM_CONDITIONAL([DEV_BUILD], [test "x$enable_dev_build" = "xyes"])
215
216dnl always want these CFLAGS
217AC_C_FLAG([-fno-omit-frame-pointer])
218AC_C_FLAG([-funwind-tables])
219AC_C_FLAG([-Wall])
220AC_C_FLAG([-Wextra])
221AC_C_FLAG([-Wmissing-prototypes])
222AC_C_FLAG([-Wmissing-declarations])
223AC_C_FLAG([-Wpointer-arith])
224AC_C_FLAG([-Wbad-function-cast])
225AC_C_FLAG([-Wwrite-strings])
226if test x"${enable_gcc_ultra_verbose}" = x"yes" ; then
227 AC_C_FLAG([-Wcast-qual])
228 AC_C_FLAG([-Wstrict-prototypes])
229 AC_C_FLAG([-Wmissing-noreturn])
230 AC_C_FLAG([-Wmissing-format-attribute])
231 AC_C_FLAG([-Wunreachable-code])
232 AC_C_FLAG([-Wpacked])
233 AC_C_FLAG([-Wpadded])
234else
235 AC_C_FLAG([-Wno-unused-result])
236fi
237AC_C_FLAG([-Wno-unused-parameter])
238AC_C_FLAG([-Wno-missing-field-initializers])
239
240dnl ICC emits a broken warning for const char *x = a ? "b" : "c";
241dnl for some reason the string consts get 'promoted' to char *,
242dnl triggering a const to non-const conversion warning.
243AC_C_FLAG([-diag-disable 3179])
244
245if test x"${enable_werror}" = x"yes" ; then
246 WERROR="-Werror"
247fi
248AC_SUBST(WERROR)
249
250SAN_FLAGS=""
251if test "$enable_address_sanitizer" = "yes"; then
252 AC_C_FLAG([-fsanitize=address], [
253 AC_MSG_ERROR([$CC does not support Address Sanitizer.])
254 ], [
255 SAN_FLAGS="$SAN_FLAGS -fsanitize=address"
256 ])
257fi
258if test "$enable_thread_sanitizer" = "yes"; then
259 AC_C_FLAG([-fsanitize=thread], [
260 AC_MSG_ERROR([$CC does not support Thread Sanitizer.])
261 ], [
262 SAN_FLAGS="$SAN_FLAGS -fsanitize=thread"
263 ])
264fi
265if test "$enable_memory_sanitizer" = "yes"; then
266 AC_C_FLAG([-fsanitize=thread -fPIE -pie], [
267 AC_MSG_ERROR([$CC does not support Thread Sanitizer.])
268 ], [
269 SAN_FLAGS="-fsanitize=memory -fPIE -pie"
270 ])
271fi
272AC_SUBST([SAN_FLAGS])
273
274dnl ----------
275dnl Essentials
276dnl ----------
277
278AX_PTHREAD([
279 CC="$PTHREAD_CC"
280 CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
281 LIBS="$PTHREAD_LIBS $LIBS"
282], [
283 AC_MSG_FAILURE([This FRR version needs pthreads])
284])
285
286dnl --------------
287dnl Check programs
288dnl --------------
289AC_PROG_INSTALL
290AC_PROG_LN_S
291AC_PROG_MAKE_SET
292AC_CHECK_TOOL(AR, ar)
293
294dnl -----------------
295dnl System extensions
296dnl -----------------
297AC_GNU_SOURCE
298
299dnl -------
300dnl libtool
301dnl -------
302LT_INIT
303
304dnl $AR and $RANLIB are set by LT_INIT above
305AC_MSG_CHECKING([whether $AR supports D option])
306if $AR crD conftest.a; then
307 AC_MSG_RESULT([yes])
308 dnl ARFLAGS is for automake, AR_FLAGS for libtool m-(
309 ARFLAGS="crD"
310 AR_FLAGS="crD"
311else
312 AC_MSG_RESULT([no])
313 ARFLAGS="cru"
314 AR_FLAGS="cru"
315fi
316AC_SUBST(ARFLAGS)
317AC_SUBST(AR_FLAGS)
318
319AC_MSG_CHECKING([whether $RANLIB supports D option])
320if $RANLIB -D conftest.a; then
321 AC_MSG_RESULT([yes])
322 RANLIB="$RANLIB -D"
323else
324 AC_MSG_RESULT([no])
325fi
326AC_SUBST(RANLIB)
327
328test -f conftest.a && rm conftest.a
329
330dnl ----------------------
331dnl Packages configuration
332dnl ----------------------
333if test -f config.version; then
334 . ./config.version
335elif test -f "${srcdir}/config.version"; then
336 . "${srcdir}/config.version"
337fi
338AC_ARG_WITH(pkg-extra-version,
339 AS_HELP_STRING([--with-pkg-extra-version=VER], [add extra version field, for packagers/distributions]), [
340 if test "$withval" = "no"; then
341 EXTRAVERSION=
342 else
343 EXTRAVERSION=$withval
344 fi
345], [])
346AC_ARG_WITH(pkg-git-version,
347 AS_HELP_STRING([--with-pkg-git-version], [add git information to MOTD and build version string]),
348 [ test "x$withval" != "xno" && with_pkg_git_version="yes" ])
349AC_ARG_WITH(vtysh_pager,
350 AS_HELP_STRING([--with-vtysh-pager=PAGER], [control what pager is compiled in as default]),
351 VTYSH_PAGER=$withval, VTYSH_PAGER="more")
352AC_ARG_ENABLE(vtysh,
353 AS_HELP_STRING([--disable-vtysh], [do not build integrated vty shell for FRR]))
354AC_ARG_ENABLE(doc,
355 AS_HELP_STRING([--disable-doc], [do not build docs]))
356AC_ARG_ENABLE(doc-html,
357 AS_HELP_STRING([--enable-doc-html], [build HTML docs]))
358AC_ARG_ENABLE(zebra,
359 AS_HELP_STRING([--disable-zebra], [do not build zebra daemon]))
360AC_ARG_ENABLE(bgpd,
361 AS_HELP_STRING([--disable-bgpd], [do not build bgpd]))
362AC_ARG_ENABLE(ripd,
363 AS_HELP_STRING([--disable-ripd], [do not build ripd]))
364AC_ARG_ENABLE(ripngd,
365 AS_HELP_STRING([--disable-ripngd], [do not build ripngd]))
366AC_ARG_ENABLE(ospfd,
367 AS_HELP_STRING([--disable-ospfd], [do not build ospfd]))
368AC_ARG_ENABLE(ospf6d,
369 AS_HELP_STRING([--disable-ospf6d], [do not build ospf6d]))
370AC_ARG_ENABLE(ldpd,
371 AS_HELP_STRING([--disable-ldpd], [do not build ldpd]))
372AC_ARG_ENABLE(nhrpd,
373 AS_HELP_STRING([--disable-nhrpd], [do not build nhrpd]))
374AC_ARG_ENABLE(eigrpd,
375 AS_HELP_STRING([--disable-eigrpd], [do not build eigrpd]))
376AC_ARG_ENABLE(babeld,
377 AS_HELP_STRING([--disable-babeld], [do not build babeld]))
378AC_ARG_ENABLE(watchfrr,
379 AS_HELP_STRING([--disable-watchfrr], [do not build watchfrr]))
380AC_ARG_ENABLE(isisd,
381 AS_HELP_STRING([--disable-isisd], [do not build isisd]))
382AC_ARG_ENABLE(pimd,
383 AS_HELP_STRING([--disable-pimd], [do not build pimd]))
384AC_ARG_ENABLE(pbrd,
385 AS_HELP_STRING([--disable-pbrd], [do not build pbrd]))
386AC_ARG_ENABLE(sharpd,
387 AS_HELP_STRING([--enable-sharpd], [build sharpd]))
388AC_ARG_ENABLE(staticd,
389 AS_HELP_STRING([--disable-staticd], [do not build staticd]))
390AC_ARG_ENABLE(bgp-announce,
391 AS_HELP_STRING([--disable-bgp-announce,], [turn off BGP route announcement]))
392AC_ARG_ENABLE(bgp-vnc,
393 AS_HELP_STRING([--disable-bgp-vnc],[turn off BGP VNC support]))
394AC_ARG_ENABLE(snmp,
395 AS_HELP_STRING([--enable-snmp], [enable SNMP support for agentx]))
396AC_ARG_ENABLE(zeromq,
397 AS_HELP_STRING([--enable-zeromq], [enable ZeroMQ handler (libfrrzmq)]))
398AC_ARG_WITH(libpam,
399 AS_HELP_STRING([--with-libpam], [use libpam for PAM support in vtysh]))
400AC_ARG_ENABLE(ospfapi,
401 AS_HELP_STRING([--disable-ospfapi], [do not build OSPFAPI to access the OSPF LSA Database]))
402AC_ARG_ENABLE(ospfclient,
403 AS_HELP_STRING([--disable-ospfclient], [do not build OSPFAPI client for OSPFAPI,
404 (this is the default if --disable-ospfapi is set)]))
405AC_ARG_ENABLE(multipath,
406 AS_HELP_STRING([--enable-multipath=ARG], [enable multipath function, ARG must be digit]))
407AC_ARG_ENABLE(user,
408 AS_HELP_STRING([--enable-user=USER], [user to run FRR suite as (default frr)]))
409AC_ARG_ENABLE(group,
410 AS_HELP_STRING([--enable-group=GROUP], [group to run FRR suite as (default frr)]))
411AC_ARG_ENABLE(vty_group,
412 AS_HELP_STRING([--enable-vty-group=ARG], [set vty sockets to have specified group as owner]))
413AC_ARG_ENABLE(configfile_mask,
414 AS_HELP_STRING([--enable-configfile-mask=ARG], [set mask for config files]))
415AC_ARG_ENABLE(logfile_mask,
416 AS_HELP_STRING([--enable-logfile-mask=ARG], [set mask for log files]))
417AC_ARG_ENABLE(shell_access,
418 AS_HELP_STRING([--enable-shell-access], [Allow users to access shell/telnet/ssh]))
419AC_ARG_ENABLE(realms,
420 AS_HELP_STRING([--enable-realms], [enable REALMS support under Linux]))
421AC_ARG_ENABLE(rtadv,
422 AS_HELP_STRING([--disable-rtadv], [disable IPV6 router advertisement feature]))
423AC_ARG_ENABLE(irdp,
424 AS_HELP_STRING([--disable-irdp], [enable IRDP server support in zebra (default if supported)]))
425AC_ARG_ENABLE(capabilities,
426 AS_HELP_STRING([--disable-capabilities], [disable using POSIX capabilities]))
427AC_ARG_ENABLE(rusage,
428 AS_HELP_STRING([--disable-rusage], [disable using getrusage]))
429AC_ARG_ENABLE(gcc_ultra_verbose,
430 AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings]))
431AC_ARG_ENABLE(backtrace,
432 AS_HELP_STRING([--disable-backtrace,], [disable crash backtraces (default autodetect)]))
433AC_ARG_ENABLE(time-check,
434 AS_HELP_STRING([--disable-time-check], [disable slow thread warning messages]))
435AC_ARG_ENABLE(pcreposix,
436 AS_HELP_STRING([--enable-pcreposix], [enable using PCRE Posix libs for regex functions]))
437AC_ARG_ENABLE(fpm,
438 AS_HELP_STRING([--enable-fpm], [enable Forwarding Plane Manager support]))
439AC_ARG_ENABLE(systemd,
440 AS_HELP_STRING([--enable-systemd], [enable Systemd support]))
441AC_ARG_ENABLE(werror,
442 AS_HELP_STRING([--enable-werror], [enable -Werror (recommended for developers only)]))
443AC_ARG_ENABLE(cumulus,
444 AS_HELP_STRING([--enable-cumulus], [enable Cumulus Switch Special Extensions]))
445AC_ARG_ENABLE(datacenter,
446 AS_HELP_STRING([--enable-datacenter], [enable Compilation for Data Center Extensions]))
447AC_ARG_ENABLE(fuzzing,
448 AS_HELP_STRING([--enable-fuzzing], [enable ability to fuzz various parts of FRR]))
449AC_ARG_ENABLE(netlink_fuzzing,
450 AS_HELP_STRING([--enable-netlink-fuzzing], [enable ability to fuzz netlink listening socket in zebra]))
451AC_ARG_ENABLE(rr-semantics,
452 AS_HELP_STRING([--disable-rr-semantics], [disable the v6 Route Replace semantics]))
453AC_ARG_ENABLE([protobuf],
454 AS_HELP_STRING([--enable-protobuf], [Enable experimental protobuf support]))
455AC_ARG_ENABLE([oldvpn_commands],
456 AS_HELP_STRING([--enable-oldvpn-commands], [Keep old vpn commands]))
457AC_ARG_ENABLE(rpki,
458 AS_HELP_STRING([--enable-rpki], [enable RPKI prefix validation support]))
459AC_ARG_ENABLE([clippy-only],
460 AS_HELP_STRING([--enable-clippy-only], [Only build clippy]))
461AC_ARG_ENABLE([numeric_version],
462 AS_HELP_STRING([--enable-numeric-version], [Only numeric digits allowed in version (for Alpine)]))
463AC_ARG_ENABLE([gcov],
464 AS_HELP_STRING([--enable-gcov], [Add code coverage information]))
465AC_ARG_ENABLE(bfdd,
466 AS_HELP_STRING([--disable-bfdd], [do not build bfdd]))
467AC_ARG_ENABLE([address-sanitizer],
468 AS_HELP_STRING([--enable-address-sanitizer], [enable AddressSanitizer support for detecting a wide variety of memory allocation and deallocation errors]))
469AC_ARG_ENABLE([thread-sanitizer],
470 AS_HELP_STRING([--enable-thread-sanitizer], [enable ThreadSanitizer support for detecting data races]))
471AC_ARG_ENABLE([memory-sanitizer],
472 AS_HELP_STRING([--enable-memory-sanitizer], [enable MemorySanitizer support for detecting uninitialized memory reads]))
473
474AS_IF([test "${enable_clippy_only}" != "yes"], [
475AC_CHECK_HEADERS(json-c/json.h)
476AC_CHECK_LIB(json-c, json_object_get, LIBS="$LIBS -ljson-c", [], [-lm])
477if test "$ac_cv_lib_json_c_json_object_get" = no; then
478 AC_CHECK_LIB(json, json_object_get, LIBS="$LIBS -ljson")
479 if test "$ac_cv_lib_json_json_object_get" = no; then
480 AC_MSG_ERROR([lib json is needed to compile])
481 fi
482fi
483])
484
485AC_ARG_ENABLE([dev_build],
486 AS_HELP_STRING([--enable-dev-build], [build for development]))
487
488if test x"${enable_time_check}" != x"no" ; then
489 if test x"${enable_time_check}" = x"yes" -o x"${enable_time_check}" = x ; then
490 AC_DEFINE(CONSUMED_TIME_CHECK,5000000,Consumed Time Check)
491 else
492 AC_DEFINE_UNQUOTED(CONSUMED_TIME_CHECK,$enable_time_check,Consumed Time Check)
493 fi
494fi
495
496case "${enable_systemd}" in
497 "no") ;;
498 "yes")
499 AC_CHECK_LIB(systemd, sd_notify, LIBS="$LIBS -lsystemd")
500 if test $ac_cv_lib_systemd_sd_notify = no; then
501 AC_MSG_ERROR([enable systemd has been specified but systemd development env not found on your system])
502 else
503 AC_DEFINE(HAVE_SYSTEMD,,Compile systemd support in)
504 fi
505 ;;
506 "*") ;;
507esac
508
509if test "${enable_rr_semantics}" != "no" ; then
510 AC_DEFINE(HAVE_V6_RR_SEMANTICS,, Compile in v6 Route Replacement Semantics)
511fi
512
513if test "${enable_datacenter}" = "yes" ; then
514 AC_DEFINE(HAVE_DATACENTER,,Compile extensions for a DataCenter)
515 DFLT_NAME="datacenter"
516else
517 DFLT_NAME="traditional"
518fi
519
520if test "${enable_fuzzing}" = "yes" ; then
521 AC_DEFINE(HANDLE_ZAPI_FUZZING,,Compile extensions to use with a fuzzer)
522fi
523
524if test "${enable_netlink_fuzzing}" = "yes" ; then
525 AC_DEFINE(HANDLE_NETLINK_FUZZING,,Compile extensions to use with a fuzzer for netlink)
526fi
527
528if test "${enable_cumulus}" = "yes" ; then
529 AC_DEFINE(HAVE_CUMULUS,,Compile Special Cumulus Code in)
530fi
531
532AC_SUBST(DFLT_NAME)
533AC_DEFINE_UNQUOTED(DFLT_NAME,["$DFLT_NAME"], Name of the configuration default set)
534
535if test "${enable_shell_access}" = "yes"; then
536 AC_DEFINE(HAVE_SHELL_ACCESS,,Allow user to use ssh/telnet/bash)
537fi
538
539AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
540
541#
542# Python for clippy
543#
544
545AC_DEFUN([FRR_PYTHON_CHECK_WORKING], [
546 AC_MSG_CHECKING([whether we found a working Python version])
547 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
548#include <Python.h>
549#if PY_VERSION_HEX < 0x02070000
550#error python too old
551#endif
552int main(void);
553],
554[
555{
556 Py_Initialize();
557 return 0;
558}
559])], [
560 # some python installs are missing the zlib dependency...
561 PYTHON_LIBS="${PYTHON_LIBS} -lz"
562 AC_LINK_IFELSE_FLAGS([$PYTHON_CFLAGS], [$PYTHON_LIBS], [AC_LANG_PROGRAM([
563#include <Python.h>
564#if PY_VERSION_HEX < 0x02070000
565#error python too old
566#endif
567int main(void);
568],
569[
570{
571 Py_Initialize();
572 return 0;
573}
574])], [
575 m4_if([$1], [], [
576 PYTHONCONFIG=""
577 unset PYTHON_LIBS
578 unset PYTHON_CFLAGS
579 ], [$1])
580 ])
581 ])
582])
583
584AS_IF([test "$host" = "$build"], [
585 PYTHONCONFIG=""
586
587 # ordering:
588 # 1. try python3, but respect the user's preference on which minor ver
589 # 2. try python, which might be py3 or py2 again on the user's preference
590 # 3. try python2 (can really only be 2.7 but eh)
591 # 4. try 3.6 > 3.5 > 3.4 > 3.3 > 3.2 > 2.7 through pkg-config (no user pref)
592 #
593 # (AX_PYTHON_DEVEL has no clue about py3 vs py2)
594 # (AX_PYTHON does not do what we need)
595
596 AC_CHECK_TOOLS([PYTHONCONFIG], [ \
597 python3-config \
598 python-config \
599 python2-config \
600 python3.6-config \
601 python3.5-config \
602 python3.4-config \
603 python3.3-config \
604 python3.2-config \
605 python2.7-config ])
606 if test -n "$PYTHONCONFIG"; then
607 PYTHON_CFLAGS="`\"${PYTHONCONFIG}\" --includes`"
608 PYTHON_LIBS="`\"${PYTHONCONFIG}\" --ldflags`"
609
610 FRR_PYTHON_CHECK_WORKING([])
611 fi
612
613 if test -z "$PYTHONCONFIG"; then
614 PKG_CHECK_MODULES([PYTHON], python-3.6, [], [
615 PKG_CHECK_MODULES([PYTHON], python-3.5, [], [
616 PKG_CHECK_MODULES([PYTHON], python-3.4, [], [
617 PKG_CHECK_MODULES([PYTHON], python-3.3, [], [
618 PKG_CHECK_MODULES([PYTHON], python-3.2, [], [
619 PKG_CHECK_MODULES([PYTHON], python-2.7, [], [
620 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
621 ])])])])])])
622
623
624 FRR_PYTHON_CHECK_WORKING([
625 AC_MSG_FAILURE([could not find python-config or pkg-config python, please install Python development files from libpython-dev or similar])
626 ])
627 fi
628])
629AC_SUBST(PYTHON_CFLAGS)
630AC_SUBST(PYTHON_LIBS)
631
632#
633# Logic for protobuf support.
634#
635if test "$enable_protobuf" = "yes"; then
636 # Check for protoc & protoc-c
637
638 # protoc is not required, it's only for a "be nice" helper target
639 AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
640
641 AC_CHECK_PROGS([PROTOC_C], [protoc-c], [/bin/false])
642 if test "$PROTOC_C" = "/bin/false"; then
643 AC_MSG_FAILURE([protobuf requested but protoc-c not found. Install protobuf-c.])
644 fi
645
646 PKG_CHECK_MODULES([PROTOBUF_C], [libprotobuf-c >= 0.14],, [
647 AC_MSG_FAILURE([protobuf requested but libprotobuf-c not found. Install protobuf-c.])
648 ])
649 AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [], [
650 AC_MSG_FAILURE([protobuf requested but protobuf-c.h not found. Install protobuf-c.])
651 ])
652
653 AC_DEFINE(HAVE_PROTOBUF,, protobuf)
654fi
655AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$enable_protobuf" = "xyes"])
656
657#
658# Logic for old vpn commans support.
659#
660if test "$enable_oldvpn_commands" = "yes"; then
661 AC_DEFINE(KEEP_OLD_VPN_COMMANDS,, [Define for compiling with old vpn commands])
662fi
663
664#
665# End of logic for protobuf support.
666#
667
668AC_MSG_CHECKING(if zebra should be configurable to send Route Advertisements)
669if test "${enable_rtadv}" != "no"; then
670 AC_MSG_RESULT(yes)
671 AC_DEFINE(HAVE_RTADV,,Enable IPv6 Routing Advertisement support)
672else
673 AC_MSG_RESULT(no)
674fi
675
676if test x"${enable_user}" = x"no"; then
677 enable_user=""
678else
679 if test x"${enable_user}" = x"yes" || test x"${enable_user}" = x""; then
680 enable_user="frr"
681 fi
682 AC_DEFINE_UNQUOTED(FRR_USER, "${enable_user}", frr User)
683fi
684
685if test x"${enable_group}" = x"no"; then
686 enable_group=""
687else
688 if test x"${enable_group}" = x"yes" || test x"${enable_group}" = x""; then
689 enable_group="frr"
690 fi
691 AC_DEFINE_UNQUOTED(FRR_GROUP, "${enable_group}", frr Group)
692fi
693
694if test x"${enable_vty_group}" = x"yes" ; then
695 AC_MSG_ERROR([--enable-vty-group requires a group as argument, not yes])
696elif test x"${enable_vty_group}" != x""; then
697 if test x"${enable_vty_group}" != x"no"; then
698 AC_DEFINE_UNQUOTED(VTY_GROUP, "${enable_vty_group}", VTY Sockets Group)
699 fi
700fi
701AC_SUBST([enable_user])
702AC_SUBST([enable_group])
703AC_SUBST([enable_vty_group])
704
705enable_configfile_mask=${enable_configfile_mask:-0600}
706AC_DEFINE_UNQUOTED(CONFIGFILE_MASK, ${enable_configfile_mask}, Mask for config files)
707
708enable_logfile_mask=${enable_logfile_mask:-0600}
709AC_DEFINE_UNQUOTED(LOGFILE_MASK, ${enable_logfile_mask}, Mask for log files)
710
711MPATH_NUM=1
712
713case "${enable_multipath}" in
714 0)
715 MPATH_NUM=64
716 ;;
717 [[1-9]|[1-9][0-9]|[1-9][0-9][0-9]])
718 MPATH_NUM="${enable_multipath}"
719 ;;
720 "")
721 ;;
722 *)
723 AC_MSG_FAILURE([Please specify digit to enable multipath ARG])
724 ;;
725esac
726
727AC_DEFINE_UNQUOTED(MULTIPATH_NUM, $MPATH_NUM, Maximum number of paths for a route)
728
729AC_DEFINE_UNQUOTED(VTYSH_PAGER, "$VTYSH_PAGER", [What pager to use])
730
731dnl --------------------
732dnl Enable code coverage
733dnl --------------------
734AM_CONDITIONAL([HAVE_GCOV],[test '!' "$enable_gcov" = no])
735
736dnl ------------------------------------
737dnl Alpine only accepts numeric versions
738dnl ------------------------------------
739if test "x${enable_numeric_version}" != "x" ; then
740 VERSION="`echo ${VERSION} | tr -c -d '[[.0-9]]'`"
741 PACKAGE_VERSION="`echo ${PACKAGE_VERSION} | tr -c -d '[[.0-9]]'`"
742fi
743
744dnl -----------------------------------
745dnl Add extra version string to package
746dnl name, string and version fields.
747dnl -----------------------------------
748if test "x${EXTRAVERSION}" != "x" ; then
749 VERSION="${VERSION}${EXTRAVERSION}"
750 PACKAGE_VERSION="${PACKAGE_VERSION}${EXTRAVERSION}"
751 AC_SUBST(PACKAGE_EXTRAVERSION, ["${EXTRAVERSION}"])
752 PACKAGE_STRING="${PACKAGE_STRING}${EXTRAVERSION}"
753fi
754AC_SUBST(EXTRAVERSION)
755
756if test "x$with_pkg_git_version" = "xyes"; then
757 if test -d "${srcdir}/.git"; then
758 AC_DEFINE(GIT_VERSION, [1], [include git version info])
759 else with_pkg_git_version="no"
760 AC_MSG_WARN([--with-pkg-git-version given, but this is not a git checkout])
761 fi
762fi
763AM_CONDITIONAL([GIT_VERSION], [test "x$with_pkg_git_version" = "xyes"])
764
765dnl ------------------------------------
766dnl Check C keywords and standard types
767dnl ------------------------------------
768AC_C_CONST
769AC_C_INLINE
770AC_C_VOLATILE
771AC_HEADER_STDC
772dnl AC_TYPE_PID_T
773AC_TYPE_UID_T
774AC_TYPE_MODE_T
775AC_TYPE_SIZE_T
776AC_STRUCT_TM
777
778dnl -------------------------
779dnl Check other header files.
780dnl -------------------------
781AC_CHECK_HEADERS([stropts.h sys/ksym.h \
782 linux/version.h asm/types.h \
783 sys/cdefs.h])
784
785ac_stdatomic_ok=false
786AC_DEFINE(FRR_AUTOCONF_ATOMIC, 1, [did autoconf checks for atomic funcs])
787AC_CHECK_HEADER([stdatomic.h],[
788
789 AC_MSG_CHECKING([whether _Atomic qualifier works])
790 AC_LINK_IFELSE([AC_LANG_SOURCE([[
791#include <stdatomic.h>
792int main(int argc, char **argv) {
793 _Atomic int i = 0;
794 return i;
795}
796]])], [
797 AC_DEFINE(HAVE_STDATOMIC_H, 1, [found stdatomic.h])
798 AC_MSG_RESULT([yes])
799 ac_stdatomic_ok=true
800 ], [
801 AC_MSG_RESULT([no])
802 ])
803])
804
805AS_IF([$ac_stdatomic_ok], [true], [
806 AC_MSG_CHECKING([for __atomic_* builtins])
807 AC_LINK_IFELSE([AC_LANG_SOURCE([[
808int main(int argc, char **argv) {
809 volatile int i = 1;
810 __atomic_store_n (&i, 0, __ATOMIC_RELEASE);
811 return __atomic_load_n (&i, __ATOMIC_ACQUIRE);
812}
813]])], [
814 AC_DEFINE(HAVE___ATOMIC, 1, [found __atomic builtins])
815 AC_MSG_RESULT([yes])
816 ], [
817 AC_MSG_RESULT([no])
818
819 dnl FreeBSD 9 has a broken stdatomic.h where _Atomic doesn't work
820 AC_MSG_CHECKING([for __sync_* builtins])
821 AC_LINK_IFELSE([AC_LANG_SOURCE([[
822int main(int argc, char **argv) {
823 volatile int i = 1;
824 __sync_fetch_and_sub (&i, 1);
825 return __sync_val_compare_and_swap (&i, 0, 1);
826}
827]])], [
828 AC_DEFINE(HAVE___SYNC, 1, [found __sync builtins])
829 AC_MSG_RESULT([yes])
830
831 AC_MSG_CHECKING([for __sync_swap builtin])
832 AC_LINK_IFELSE([AC_LANG_SOURCE([[
833int main(int argc, char **argv) {
834 volatile int i = 1;
835 return __sync_swap (&i, 2);
836}
837]])], [
838 AC_DEFINE(HAVE___SYNC_SWAP, 1, [found __sync_swap builtin])
839 AC_MSG_RESULT([yes])
840 ], [
841 AC_MSG_RESULT([no])
842 ])
843
844 ], [
845 AC_MSG_RESULT([no])
846 AC_MSG_FAILURE([stdatomic.h unavailable and $CC has neither __atomic nor __sync builtins])
847 ])
848 ])
849])
850
851dnl Utility macro to avoid retyping includes all the time
852m4_define([FRR_INCLUDES],
853[#ifdef SUNOS_5
854#define _XPG4_2
855#define __EXTENSIONS__
856#endif
857#include <stdio.h>
858#include <stdlib.h>
859#include <stddef.h>
860#include <sys/types.h>
861/* sys/conf.h depends on param.h on FBSD at least */
862#include <sys/param.h>
863/* Required for MAXSIG */
864#include <signal.h>
865#include <sys/socket.h>
866#ifdef __APPLE__
867# define __APPLE_USE_RFC_3542
868#endif
869#include <netinet/in.h>
870#include <sys/time.h>
871#include <time.h>
872#include <net/if.h>
873])dnl
874
875dnl Same applies for HAVE_NET_IF_VAR_H, which HAVE_NETINET6_ND6_H and
876dnl HAVE_NETINET_IN_VAR_H depend upon. But if_var.h depends on if.h, hence
877dnl an additional round for it.
878
879AC_CHECK_HEADERS([net/if_var.h], [], [], FRR_INCLUDES)
880
881m4_define([FRR_INCLUDES],
882FRR_INCLUDES
883[#if HAVE_NET_IF_VAR_H
884# include <net/if_var.h>
885#endif
886])dnl
887
888AC_CHECK_HEADERS([netinet/in_var.h \
889 net/if_dl.h net/netopt.h \
890 inet/nd.h netinet/ip_icmp.h \
891 sys/sysctl.h sys/sockio.h kvm.h sys/conf.h],
892 [], [], FRR_INCLUDES)
893
894AC_CHECK_HEADERS([ucontext.h], [], [],
895[#ifndef __USE_GNU
896#define __USE_GNU
897#endif /* __USE_GNU */
898FRR_INCLUDES
899])
900
901m4_define([UCONTEXT_INCLUDES],
902[#include <ucontext.h>])dnl
903
904AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.uc_regs],
905 [], [], [UCONTEXT_INCLUDES])
906AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs],
907 [AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.regs.nip],
908 [], [], [UCONTEXT_INCLUDES])],
909 [], [UCONTEXT_INCLUDES])
910AC_CHECK_MEMBERS([ucontext_t.uc_mcontext.gregs],
911 [], [], [UCONTEXT_INCLUDES])
912
913m4_define([FRR_INCLUDES],
914FRR_INCLUDES
915[
916#include <sys/un.h>
917#include <netinet/in_systm.h>
918#if HAVE_NETINET_IN_VAR_H
919# include <netinet/in_var.h>
920#endif
921#if HAVE_NET_IF_DL_H
922# include <net/if_dl.h>
923#endif
924#if HAVE_NET_NETOPT_H
925# include <net/netopt.h>
926#endif
927#include <net/route.h>
928#if HAVE_INET_ND_H
929# include <inet/nd.h>
930#endif
931#include <arpa/inet.h>
932/* Required for IDRP */
933#if HAVE_NETINET_IP_ICMP_H
934# include <netinet/ip_icmp.h>
935#endif
936])dnl
937
938dnl V6 headers are checked below, after we check for v6
939
940AC_MSG_CHECKING([which operating system interface to use])
941case "$host_os" in
942 sunos* | solaris2*)
943 AC_MSG_RESULT([Solaris])
944
945 AC_DEFINE(SUNOS_5, 1, [SunOS 5])
946 AC_DEFINE(SOLARIS_IPV6, 1, Solaris IPv6)
947
948 AC_CHECK_LIB(socket, main)
949 AC_CHECK_LIB(nsl, main)
950 AC_CHECK_LIB(umem, main)
951 AC_CHECK_FUNCS([printstack], [
952 AC_DEFINE([HAVE_PRINTSTACK],1,[Solaris printstack])
953 AC_DEFINE([HAVE_STACK_TRACE],1,[Stack symbols decode functionality])
954 ])
955 SOLARIS="solaris"
956 ;;
957 linux*)
958 AC_MSG_RESULT([Linux])
959
960 AC_DEFINE(GNU_LINUX,,GNU Linux)
961 AC_DEFINE(HAVE_NETLINK,,netlink)
962 AC_DEFINE(LINUX_IPV6,1,Linux IPv6 stack)
963
964 dnl Linux has a compilation problem with mixing
965 dnl netinet/in.h and linux/in6.h they are not
966 dnl compatible. There has been discussion on
967 dnl how to fix it but no real progress on implementation
968 dnl when they fix it, remove this
969 AC_DEFINE(IPV6_MINHOPCOUNT, 73, Linux ipv6 Min Hop Count)
970 ;;
971 openbsd*)
972 AC_MSG_RESULT([OpenBSD])
973
974 AC_DEFINE(OPEN_BSD,,OpenBSD)
975 AC_DEFINE(KAME,1,KAME IPv6)
976 AC_DEFINE(BSD_V6_SYSCTL,1,BSD v6 sysctl to turn on and off forwarding)
977
978 if test "x${enable_pimd}" != "xno"; then
979 case "$host_os" in
980 openbsd6.0)
981 ;;
982 openbsd[6-9]*)
983 AC_MSG_FAILURE([pimd cannot be enabled as PIM support has been removed from OpenBSD 6.1])
984 ;;
985 esac
986 fi
987 ;;
988 *)
989 AC_MSG_RESULT([BSD])
990
991 AC_DEFINE(HAVE_NET_RT_IFLIST,,NET_RT_IFLIST)
992 AC_DEFINE(KAME,1,KAME IPv6)
993 AC_DEFINE(BSD_V6_SYSCTL,1,BSD v6 sysctl to turn on and off forwarding)
994 ;;
995esac
996AM_CONDITIONAL(SOLARIS, test "${SOLARIS}" = "solaris")
997
998AC_SYS_LARGEFILE
999
1000dnl ------------------------
1001dnl Integrated REALMS option
1002dnl ------------------------
1003if test "${enable_realms}" = "yes"; then
1004 case "$host_os" in
1005 linux*)
1006 AC_DEFINE(SUPPORT_REALMS,, Realms support)
1007 ;;
1008 *)
1009 echo "Sorry, only Linux has REALMS support"
1010 exit 1
1011 ;;
1012 esac
1013fi
1014AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
1015
1016dnl ---------------------
1017dnl Integrated VTY option
1018dnl ---------------------
1019case "${enable_vtysh}" in
1020"no")
1021 VTYSH="";;
1022*)
1023 VTYSH="vtysh";
1024 AC_DEFINE(VTYSH,,VTY shell)
1025
1026 prev_libs="$LIBS"
1027 AC_CHECK_LIB(readline, main, [
1028 LIBREADLINE="-lreadline"
1029 ], [
1030 dnl readline failed - it might be incorrectly linked and missing its
1031 dnl termcap/tinfo/curses dependency. see if we can fix that...
1032 AC_SEARCH_LIBS(tputs, [termcap tinfo curses ncurses], [
1033 LIBREADLINE="$ac_cv_search_tputs"
1034 ], [
1035 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1036 ])
1037
1038 dnl re-try with the lib we found above
1039 unset ac_cv_lib_readline_main
1040 AC_CHECK_LIB(readline, main, [
1041 LIBREADLINE="-lreadline $LIBREADLINE"
1042 ], [
1043 AC_MSG_ERROR([libreadline (needed for vtysh) not found and/or missing dependencies])
1044 ], [$LIBREADLINE])
1045 ], [])
1046 LIBS="$prev_libs"
1047
1048 AC_CHECK_HEADER(readline/history.h)
1049 if test $ac_cv_header_readline_history_h = no;then
1050 AC_MSG_ERROR([readline is too old to have readline/history.h, please update to the latest readline library.])
1051 fi
1052 AC_CHECK_LIB(readline, rl_completion_matches, [true], [], [$LIBREADLINE])
1053 if test $ac_cv_lib_readline_rl_completion_matches = no; then
1054 AC_DEFINE(rl_completion_matches,completion_matches,Old readline)
1055 fi
1056 AC_CHECK_LIB(readline, [append_history], [frr_cv_append_history=yes], [frr_cv_append_history=no], [$LIBREADLINE])
1057 if test "$frr_cv_append_history" = yes; then
1058 AC_DEFINE(HAVE_APPEND_HISTORY, 1, [Have history.h append_history])
1059 fi
1060 ;;
1061esac
1062AC_SUBST(LIBREADLINE)
1063AM_CONDITIONAL(VTYSH, test "x$VTYSH" = "xvtysh")
1064
1065dnl ----------
1066dnl PAM module
1067dnl
1068dnl FRR detects the PAM library it is built against by checking for a
1069dnl functional pam_misc.h (Linux-PAM) or openpam.h (OpenPAM) header. pam_misc.h
1070dnl is known to #include pam_appl.h, the standard header of a PAM library, and
1071dnl openpam.h doesn't do that, although depends on the header too. Hence a
1072dnl little assistance to AC_CHECK_HEADER is necessary for the proper detection
1073dnl of OpenPAM.
1074dnl ----------
1075if test "$with_libpam" = "yes"; then
1076 AC_CHECK_HEADER([security/pam_misc.h],
1077 [AC_DEFINE(HAVE_PAM_MISC_H,,Have pam_misc.h)
1078 AC_DEFINE(PAM_CONV_FUNC,misc_conv,Have misc_conv)
1079 pam_conv_func="misc_conv"
1080 ],
1081 [], FRR_INCLUDES)
1082 AC_CHECK_HEADER([security/openpam.h],
1083 [AC_DEFINE(HAVE_OPENPAM_H,,Have openpam.h)
1084 AC_DEFINE(PAM_CONV_FUNC,openpam_ttyconv,Have openpam_ttyconv)
1085 pam_conv_func="openpam_ttyconv"
1086 ],
1087 [], FRR_INCLUDES[#include <security/pam_appl.h>])
1088 if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
1089 AC_MSG_WARN([*** pam support will not be built ***])
1090 with_libpam="no"
1091 fi
1092fi
1093
1094if test "$with_libpam" = "yes"; then
1095dnl took this test from proftpds configure.in and suited to our needs
1096dnl -------------------------------------------------------------------------
1097dnl
1098dnl This next check looks funky due to a linker problem with some versions
1099dnl of the PAM library. Prior to 0.72 release, the Linux PAM shared library
1100dnl omitted requiring libdl linking information. PAM-0.72 or better ships
1101dnl with RedHat 6.2 and Debian 2.2 or better.
1102AC_CHECK_LIB(pam, pam_start,
1103 [AC_CHECK_LIB(pam, $pam_conv_func,
1104 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1105 LIBPAM="-lpam"],
1106 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1107 LIBPAM="-lpam -lpam_misc"]
1108 )
1109 ],
1110
1111 [AC_CHECK_LIB(pam, pam_end,
1112 [AC_CHECK_LIB(pam, $pam_conv_func,
1113 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1114 LIBPAM="-lpam -ldl"],
1115 [AC_DEFINE(USE_PAM,,Use PAM for authentication)
1116 LIBPAM="-lpam -ldl -lpam_misc"]
1117 )
1118 ],AC_MSG_WARN([*** pam support will not be built ***]),
1119 [-ldl])
1120 ]
1121)
1122fi
1123AC_SUBST(LIBPAM)
1124
1125dnl -------------------------------
1126dnl Endian-ness check
1127dnl -------------------------------
1128AC_WORDS_BIGENDIAN
1129
1130dnl -------------------------------
1131dnl check the size in byte of the C
1132dnl -------------------------------
1133dnl AC_CHECK_SIZEOF(char)
1134dnl AC_CHECK_SIZEOF(int)
1135dnl AC_CHECK_SIZEOF(short)
1136dnl AC_CHECK_SIZEOF(long)
1137
1138dnl ----------------------------
1139dnl check existance of functions
1140dnl ----------------------------
1141AC_FUNC_FNMATCH
1142AC_FUNC_FORK
1143AC_FUNC_MKTIME
1144AC_FUNC_STAT
1145
1146dnl -------------------------------
1147dnl bgpd needs pow() and hence libm
1148dnl -------------------------------
1149TMPLIBS="$LIBS"
1150AC_CHECK_HEADER([math.h],
1151 [AC_CHECK_LIB([m], [pow],
1152 [LIBM="-lm"
1153 LIBS="$LIBS $LIBM"
1154 AC_CHECK_FUNCS(pow,[],[LIBM=""])
1155 ])
1156])
1157if test x"$LIBM" = x ; then
1158 AC_MSG_WARN([Unable to find working pow function - bgpd may not link])
1159fi
1160LIBS="$TMPLIBS"
1161AC_SUBST(LIBM)
1162
1163AC_CHECK_FUNCS([ppoll], [
1164 AC_DEFINE([HAVE_PPOLL], 1, [have Linux/BSD ppoll()])
1165])
1166AC_CHECK_FUNCS([pollts], [
1167 AC_DEFINE([HAVE_POLLTS], 1, [have NetBSD pollts()])
1168])
1169
1170dnl ---------------
1171dnl other functions
1172dnl ---------------
1173AC_CHECK_FUNCS([ \
1174 strlcat strlcpy \
1175 getgrouplist])
1176
1177AC_CHECK_HEADER([asm-generic/unistd.h],
1178 [AC_CHECK_DECL(__NR_setns,
1179 AC_DEFINE(HAVE_NETNS,, Have netns),,
1180 FRR_INCLUDES [#include <asm-generic/unistd.h>
1181 ])
1182 AC_CHECK_FUNCS(setns)]
1183 )
1184
1185dnl --------------------------
1186dnl Determine IS-IS I/O method
1187dnl --------------------------
1188AC_DEFINE(ISIS_METHOD_PFPACKET, 1, [ constant value for isis method pfpacket ])
1189AC_DEFINE(ISIS_METHOD_DLPI, 2, [ constant value for isis method dlpi ])
1190AC_DEFINE(ISIS_METHOD_BPF, 3, [ constant value for isis method bpf ])
1191AC_CHECK_HEADER(net/bpf.h)
1192AC_CHECK_HEADER(sys/dlpi.h)
1193AC_MSG_CHECKING(zebra IS-IS I/O method)
1194
1195case "$host_os" in
1196 linux*)
1197 AC_MSG_RESULT(pfpacket)
1198 ISIS_METHOD_MACRO="ISIS_METHOD_PFPACKET"
1199 ;;
1200 solaris* | sunos*)
1201 AC_MSG_RESULT(DLPI)
1202 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1203 ;;
1204 *)
1205 if test $ac_cv_header_net_bpf_h = no; then
1206 if test $ac_cv_header_sys_dlpi_h = no; then
1207 AC_MSG_RESULT(none)
1208 if test "${enable_isisd}" = yes; then
1209 AC_MSG_FAILURE([IS-IS support requested but no packet backend found])
1210 fi
1211 AC_MSG_WARN([*** IS-IS support will not be built ***])
1212 enable_isisd="no"
1213 else
1214 AC_MSG_RESULT(DLPI)
1215 fi
1216 ISIS_METHOD_MACRO="ISIS_METHOD_DLPI"
1217 else
1218 AC_MSG_RESULT(BPF)
1219 ISIS_METHOD_MACRO="ISIS_METHOD_BPF"
1220 fi
1221 ;;
1222esac
1223AC_DEFINE_UNQUOTED(ISIS_METHOD, $ISIS_METHOD_MACRO, [ selected method for isis, == one of the constants ])
1224
1225dnl ---------------------------------------------------------------
1226dnl figure out how to specify an interface in multicast sockets API
1227dnl ---------------------------------------------------------------
1228AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [], [], FRR_INCLUDES)
1229
1230AC_CHECK_HEADERS([linux/mroute.h], [], [],[
1231 #include <sys/socket.h>
1232 #include <netinet/in.h>
1233 #define _LINUX_IN_H /* For Linux <= 2.6.25 */
1234 #include <linux/types.h>
1235])
1236
1237m4_define([FRR_INCLUDES],
1238FRR_INCLUDES
1239[#if HAVE_LINUX_MROUTE_H
1240# include <linux/mroute.h>
1241#endif
1242])dnl
1243
1244AC_CHECK_HEADERS([netinet/ip_mroute.h], [], [],[
1245 #include <sys/socket.h>
1246 #include <sys/types.h>
1247 #include <netinet/in.h>
1248 #include <net/route.h>
1249])
1250
1251m4_define([FRR_INCLUDES],
1252FRR_INCLUDES
1253[#if HAVE_NETINET_IP_MROUTE_H
1254# include <netinet/ip_mroute.h>
1255#endif
1256])dnl
1257
1258AC_MSG_CHECKING([for BSD struct ip_mreq hack])
1259AC_TRY_COMPILE([#include <sys/param.h>],
1260[#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)
1261 return (0);
1262#else
1263 #error No support for BSD struct ip_mreq hack detected
1264#endif],[AC_MSG_RESULT(yes)
1265AC_DEFINE(HAVE_BSD_STRUCT_IP_MREQ_HACK,,[Can pass ifindex in struct ip_mreq])],
1266AC_MSG_RESULT(no))
1267
1268AC_MSG_CHECKING([for RFC3678 protocol-independed API])
1269AC_TRY_COMPILE([
1270#include <sys/types.h>
1271#include <netinet/in.h>
1272], [struct group_req gr; int sock; setsockopt(sock, IPPROTO_IP, MCAST_JOIN_GROUP, (void*)&gr, sizeof(gr));
1273], [AC_MSG_RESULT(yes)
1274AC_DEFINE(HAVE_RFC3678,1,[Have RFC3678 protocol-independed API])],
1275AC_MSG_RESULT(no))
1276
1277dnl ---------------------------------------------------------------
1278dnl figure out how to check link-state
1279dnl ---------------------------------------------------------------
1280AC_CHECK_HEADER( [net/if_media.h],
1281 [m4_define([LINK_DETECT_INCLUDES],
1282 FRR_INCLUDES
1283 [#include <net/if_media.h>
1284 ])
1285 AC_CHECK_MEMBERS( [struct ifmediareq.ifm_status],
1286 AC_DEFINE(HAVE_BSD_LINK_DETECT,,[BSD link-detect]),
1287 [], LINK_DETECT_INCLUDES)],
1288 [],
1289 FRR_INCLUDES)
1290
1291dnl ---------------------------------------------------------------
1292dnl Additional, newer way to check link-state using ifi_link_state.
1293dnl Not available in all BSD's when ifmediareq available
1294dnl ---------------------------------------------------------------
1295AC_CHECK_MEMBERS([struct if_data.ifi_link_state],
1296 AC_DEFINE(HAVE_BSD_IFI_LINK_STATE,,[BSD ifi_link_state available]),
1297 [], FRR_INCLUDES)
1298
1299dnl ------------------------
1300dnl TCP_MD5SIG socket option
1301dnl ------------------------
1302
1303AC_CHECK_HEADER([netinet/tcp.h],
1304 [m4_define([MD5_INCLUDES],
1305 FRR_INCLUDES
1306 [#include <netinet/tcp.h>
1307 ])
1308 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)],
1309 [],
1310 FRR_INCLUDES)
1311if test $ac_cv_have_decl_TCP_MD5SIG = no; then
1312 AC_CHECK_HEADER([linux/tcp.h],
1313 [m4_define([MD5_INCLUDES],
1314 FRR_INCLUDES
1315 [#include <linux/tcp.h>
1316 ])
1317 AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
1318fi
1319
1320dnl ----------------------------------------------------------------------------
1321dnl figure out if domainname is available in the utsname struct (GNU extension).
1322dnl ----------------------------------------------------------------------------
1323AC_CHECK_MEMBERS([struct utsname.domainname], [], [], [#include <sys/utsname.h>])
1324
1325dnl ------------------
1326dnl IPv6 header checks
1327dnl ------------------
1328AC_CHECK_HEADERS([netinet6/in6.h netinet/in6_var.h \
1329 netinet6/in6_var.h netinet6/nd6.h], [], [],
1330 FRR_INCLUDES)
1331
1332m4_define([FRR_INCLUDES],dnl
1333FRR_INCLUDES
1334[#if HAVE_NETINET6_IN6_H
1335#include <netinet6/in6.h>
1336#endif
1337#if HAVE_NETINET_IN6_VAR_H
1338#include <netinet/in6_var.h>
1339#endif
1340#include <netinet/icmp6.h>
1341#if HAVE_NETINET6_IN6_VAR_H
1342# include <netinet6/in6_var.h>
1343#endif
1344#if HAVE_NETINET6_ND6_H
1345# include <netinet6/nd6.h>
1346#endif
1347])dnl
1348
1349dnl disable doc check
1350AC_CHECK_PROGS([SPHINXBUILD], [sphinx-build sphinx-build3 sphinx-build2], [/bin/false])
1351if test "$SPHINXBUILD" = "/bin/false"; then
1352 if test "${enable_doc}" = "yes"; then
1353 AC_MSG_ERROR([Documentation was explicitly requested with --enable-doc but sphinx-build is not available. Please disable docs or install sphinx.])
1354 fi
1355fi
1356AM_CONDITIONAL(DOC, test "${enable_doc}" != "no" -a "$SPHINXBUILD" != "/bin/false")
1357AM_CONDITIONAL(DOC_HTML, test "${enable_doc_html}" = "yes")
1358
1359dnl --------------------
1360dnl Daemon disable check
1361dnl --------------------
1362AM_CONDITIONAL(ZEBRA, test "${enable_zebra}" != "no")
1363
1364if test "${enable_bgpd}" = "no";then
1365 BGPD=""
1366else
1367 BGPD="bgpd"
1368fi
1369AM_CONDITIONAL(BGPD, test "x$BGPD" = "xbgpd")
1370
1371AM_CONDITIONAL(RIPD, test "${enable_ripd}" != "no")
1372AM_CONDITIONAL(OSPFD, test "${enable_ospfd}" != "no")
1373AM_CONDITIONAL(LDPD, test "${enable_ldpd}" != "no")
1374
1375AS_IF([test "${enable_ldpd}" != "no"], [
1376 AC_DEFINE(HAVE_LDPD, 1, ldpd)
1377])
1378
1379if test "$enable_bfdd" = "no"; then
1380 AC_DEFINE(HAVE_BFDD, 0, bfdd)
1381 BFDD=""
1382else
1383 AC_DEFINE(HAVE_BFDD, 1, bfdd)
1384 BFDD="bfdd"
1385
1386 case $host_os in
1387 linux*)
1388 AC_DEFINE(BFD_LINUX, 1, bfdd)
1389 ;;
1390
1391 *)
1392 AC_DEFINE(BFD_BSD, 1, bfdd)
1393 ;;
1394 esac
1395fi
1396
1397AM_CONDITIONAL(BFDD, [test "x$BFDD" = "xbfdd"])
1398
1399if test "$ac_cv_lib_json_c_json_object_get" = no -a "x$BFDD" = "xbfdd"; then
1400 AC_MSG_ERROR(["you must use json-c library to use bfdd"])
1401fi
1402
1403NHRPD=""
1404case "$host_os" in
1405 linux*)
1406 if test "${enable_nhrpd}" != "no"; then
1407 NHRPD="nhrpd"
1408 fi
1409 ;;
1410 *)
1411 if test "${enable_nhrpd}" = "yes"; then
1412 AC_MSG_ERROR([nhrpd requires kernel APIs that are only present on Linux.])
1413 fi
1414 ;;
1415esac
1416AM_CONDITIONAL(NHRPD, test "x$NHRPD" = "xnhrpd")
1417
1418AM_CONDITIONAL(EIGRPD, test "${enable_eigrpd}" != "no")
1419
1420if test "${enable_watchfrr}" = "no";then
1421 WATCHFRR=""
1422else
1423 WATCHFRR="watchfrr"
1424fi
1425AM_CONDITIONAL(WATCHFRR, test "x$WATCHFRR" = "xwatchfrr")
1426
1427OSPFCLIENT=""
1428if test "${enable_ospfapi}" != "no";then
1429 AC_DEFINE(SUPPORT_OSPF_API,,OSPFAPI)
1430
1431 if test "${enable_ospfclient}" != "no";then
1432 OSPFCLIENT="ospfclient"
1433 fi
1434fi
1435
1436AM_CONDITIONAL(OSPFCLIENT, test "x$OSPFCLIENT" = "xospfclient")
1437AM_CONDITIONAL(RIPNGD, test "${enable_ripngd}" != "no")
1438AM_CONDITIONAL(BABELD, test "${enable_babeld}" != "no")
1439AM_CONDITIONAL(OSPF6D, test "${enable_ospf6d}" != "no")
1440AM_CONDITIONAL(ISISD, test "${enable_isisd}" != "no")
1441AM_CONDITIONAL(PIMD, test "${enable_pimd}" != "no")
1442AM_CONDITIONAL(PBRD, test "${enable_pbrd}" != "no")
1443AM_CONDITIONAL(SHARPD, test "${enable_sharpd}" = "yes")
1444AM_CONDITIONAL(STATICD, test "${enable_staticd}" != "no")
1445
1446if test "${enable_bgp_announce}" = "no";then
1447 AC_DEFINE(DISABLE_BGP_ANNOUNCE,1,Disable BGP installation to zebra)
1448else
1449 AC_DEFINE(DISABLE_BGP_ANNOUNCE,0,Disable BGP installation to zebra)
1450fi
1451
1452if test "${enable_bgp_vnc}" != "no";then
1453 AC_DEFINE(ENABLE_BGP_VNC,1,Enable BGP VNC support)
1454fi
1455AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
1456
1457AC_SUBST(SOLARIS)
1458AC_CHECK_LIB(crypt, crypt, [],
1459 [AC_CHECK_LIB(crypto, DES_crypt)])
1460AC_CHECK_LIB(resolv, res_init)
1461
1462dnl ---------------------------
1463dnl check system has PCRE regexp
1464dnl ---------------------------
1465if test "x$enable_pcreposix" = "xyes"; then
1466 AC_CHECK_LIB(pcreposix, regexec, [], [
1467 AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
1468 ])
1469fi
1470AC_SUBST(HAVE_LIBPCREPOSIX)
1471
1472dnl ------------------
1473dnl check C-Ares library
1474dnl ------------------
1475if test "${NHRPD}" != ""; then
1476 PKG_CHECK_MODULES([CARES], [libcares], , [
1477 AC_MSG_ERROR([trying to build nhrpd, but libcares not found. install c-ares and its -dev headers.])
1478 ])
1479fi
1480
1481
1482dnl ------------------
1483dnl check Net-SNMP library
1484dnl ------------------
1485if test "${enable_snmp}" != "" -a "${enable_snmp}" != "no"; then
1486 AC_PATH_TOOL([NETSNMP_CONFIG], [net-snmp-config], [no])
1487 if test x"$NETSNMP_CONFIG" = x"no"; then
1488 AC_MSG_ERROR([--enable-snmp given but unable to find net-snmp-config])
1489 fi
1490 SNMP_LIBS="`${NETSNMP_CONFIG} --agent-libs`"
1491 SNMP_CFLAGS="`${NETSNMP_CONFIG} --base-cflags`"
1492 # net-snmp lists all of its own dependencies. we absolutely do not want that
1493 # among other things we avoid a GPL vs. OpenSSL license conflict here
1494 for removelib in crypto ssl sensors pci wrap; do
1495 SNMP_LIBS="`echo $SNMP_LIBS | sed -e 's/\(^\|\s\)-l'$removelib'\b/ /g' -e 's/\(^\|\s\)\([^\s]*\/\)\?lib'$removelib'\.[^\s]\+\b/ /g'`"
1496 done
1497 AC_MSG_CHECKING([whether we can link to Net-SNMP])
1498 AC_LINK_IFELSE_FLAGS([$SNMP_CFLAGS], [$SNMP_LIBS], [AC_LANG_PROGRAM([
1499int main(void);
1500],
1501[
1502{
1503 return 0;
1504}
1505])], [
1506 AC_MSG_ERROR([--enable-snmp given but not usable])])
1507 case "${enable_snmp}" in
1508 yes)
1509 SNMP_METHOD=agentx
1510 ;;
1511 agentx)
1512 SNMP_METHOD="${enable_snmp}"
1513 ;;
1514 *)
1515 AC_MSG_ERROR([--enable-snmp given with an unknown method (${enable_snmp}). Use yes or agentx])
1516 ;;
1517 esac
1518 AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
1519 AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,SNMP method to interface with snmpd)
1520fi
1521AM_CONDITIONAL([SNMP], [test "x${SNMP_METHOD}" != "x"])
1522AC_SUBST(SNMP_LIBS)
1523AC_SUBST(SNMP_CFLAGS)
1524
1525dnl ---------------
1526dnl math
1527dnl ---------------
1528AC_SEARCH_LIBS([sqrt], [m])
1529
1530dnl ---------------
1531dnl dlopen & dlinfo
1532dnl ---------------
1533AC_SEARCH_LIBS(dlopen, [dl dld], [], [
1534 AC_MSG_ERROR([unable to find the dlopen()])
1535])
1536
1537AC_CHECK_HEADERS([link.h])
1538
1539AC_CACHE_CHECK([for dlinfo(RTLD_DI_ORIGIN)], [frr_cv_rtld_di_origin], [
1540 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1541#include <stdlib.h>
1542#ifdef HAVE_LINK_H
1543#include <link.h>
1544#endif
1545#include <dlfcn.h>
1546]], [[
1547 char origin[1];
1548 dlinfo (NULL, RTLD_DI_ORIGIN, &origin);
1549]])], [
1550 frr_cv_rtld_di_origin=yes
1551 ], [
1552 frr_cv_rtld_di_origin=no
1553 ])
1554])
1555if test "$frr_cv_rtld_di_origin" = yes; then
1556 AC_DEFINE(HAVE_DLINFO_ORIGIN, 1, [Have dlinfo RTLD_DI_ORIGIN])
1557fi
1558
1559AC_CACHE_CHECK([for dlinfo(RTLD_DI_LINKMAP)], [frr_cv_rtld_di_linkmap], [
1560 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1561#include <stdlib.h>
1562#ifdef HAVE_LINK_H
1563#include <link.h>
1564#endif
1565#include <dlfcn.h>
1566]], [[
1567 struct link_map *lm = NULL;
1568 dlinfo (NULL, RTLD_DI_LINKMAP, &lm);
1569]])], [
1570 frr_cv_rtld_di_linkmap=yes
1571 ], [
1572 frr_cv_rtld_di_linkmap=no
1573 ])
1574])
1575if test "$frr_cv_rtld_di_linkmap" = yes; then
1576 AC_DEFINE(HAVE_DLINFO_LINKMAP, 1, [Have dlinfo RTLD_DI_LINKMAP])
1577fi
1578
1579AM_CONDITIONAL(SNMP, test "x$SNMP_METHOD" = "xagentx")
1580
1581dnl ---------------------------
1582dnl sockaddr and netinet checks
1583dnl ---------------------------
1584AC_CHECK_TYPES([
1585 struct sockaddr_dl,
1586 struct vifctl, struct mfcctl, struct sioc_sg_req,
1587 vifi_t, struct sioc_vif_req, struct igmpmsg,
1588 struct ifaliasreq, struct if6_aliasreq, struct in6_aliasreq,
1589 struct nd_opt_adv_interval, struct rt_addrinfo,
1590 struct nd_opt_homeagent_info, struct nd_opt_adv_interval],
1591 [], [], FRR_INCLUDES)
1592
1593AC_CHECK_MEMBERS([struct sockaddr.sa_len,
1594 struct sockaddr_in.sin_len, struct sockaddr_un.sun_len,
1595 struct sockaddr_dl.sdl_len,
1596 struct if6_aliasreq.ifra_lifetime,
1597 struct nd_opt_adv_interval.nd_opt_ai_type],
1598 [], [], FRR_INCLUDES)
1599
1600dnl ---------------------------
1601dnl IRDP/pktinfo/icmphdr checks
1602dnl ---------------------------
1603
1604AC_CHECK_TYPES([struct in_pktinfo], [
1605 AC_CHECK_TYPES([struct icmphdr], [
1606 IRDP=true
1607 ], [
1608 IRDP=false
1609 ], [FRR_INCLUDES])
1610], [
1611 IRDP=false
1612], [FRR_INCLUDES])
1613
1614case "${enable_irdp}" in
1615yes)
1616 $IRDP || AC_MSG_ERROR(['IRDP requires in_pktinfo at the moment!'])
1617 ;;
1618no)
1619 IRDP=false
1620 ;;
1621esac
1622
1623AM_CONDITIONAL(IRDP, $IRDP)
1624
1625dnl -----------------------
1626dnl checking for IP_PKTINFO
1627dnl -----------------------
1628AC_MSG_CHECKING(for IP_PKTINFO)
1629AC_TRY_COMPILE([#include <netdb.h>], [
1630 int opt = IP_PKTINFO;
1631], [
1632 AC_MSG_RESULT(yes)
1633 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1634], [
1635 AC_MSG_RESULT(no)
1636])
1637
1638dnl ---------------------------
1639dnl checking for IP_RECVDSTADDR
1640dnl ---------------------------
1641AC_MSG_CHECKING(for IP_RECVDSTADDR)
1642AC_TRY_COMPILE([#include <netinet/in.h>], [
1643 int opt = IP_RECVDSTADDR;
1644], [
1645 AC_MSG_RESULT(yes)
1646 AC_DEFINE(HAVE_IP_RECVDSTADDR, 1, [Have IP_RECVDSTADDR])
1647], [
1648 AC_MSG_RESULT(no)
1649])
1650
1651dnl ----------------------
1652dnl checking for IP_RECVIF
1653dnl ----------------------
1654AC_MSG_CHECKING(for IP_RECVIF)
1655AC_TRY_COMPILE([#include <netinet/in.h>], [
1656 int opt = IP_RECVIF;
1657], [
1658 AC_MSG_RESULT(yes)
1659 AC_DEFINE(HAVE_IP_RECVIF, 1, [Have IP_RECVIF])
1660], [
1661 AC_MSG_RESULT(no)
1662])
1663
1664dnl ----------------------
1665dnl checking for SO_BINDANY
1666dnl ----------------------
1667AC_MSG_CHECKING(for SO_BINDANY)
1668AC_TRY_COMPILE([#include <sys/socket.h>], [
1669 int opt = SO_BINDANY;
1670], [
1671 AC_MSG_RESULT(yes)
1672 AC_DEFINE(HAVE_SO_BINDANY, 1, [Have SO_BINDANY])
1673], [
1674 AC_MSG_RESULT(no)
1675])
1676
1677dnl ----------------------
1678dnl checking for IP_FREEBIND
1679dnl ----------------------
1680AC_MSG_CHECKING(for IP_FREEBIND)
1681AC_TRY_COMPILE([#include <netinet/in.h>], [
1682 int opt = IP_FREEBIND;
1683], [
1684 AC_MSG_RESULT(yes)
1685 AC_DEFINE(HAVE_IP_FREEBIND, 1, [Have IP_FREEBIND])
1686], [
1687 AC_MSG_RESULT(no)
1688])
1689
1690dnl --------------------------------------
1691dnl checking for be32dec existence or not
1692dnl --------------------------------------
1693AC_CHECK_DECLS([be32enc, be32dec], [], [],
1694 [#include <sys/endian.h>])
1695
1696dnl --------------------------------------
1697dnl checking for clock_time monotonic struct and call
1698dnl --------------------------------------
1699AC_CHECK_DECL(CLOCK_MONOTONIC,
1700 [AC_CHECK_LIB(rt, clock_gettime, [LIBS="$LIBS -lrt"])
1701 AC_DEFINE(HAVE_CLOCK_MONOTONIC,, Have monotonic clock)
1702], [AC_MSG_RESULT(no)], [FRR_INCLUDES])
1703
1704dnl --------------------------------------
1705dnl checking for flex and bison
1706dnl --------------------------------------
1707
1708AM_PROG_LEX
1709AC_MSG_CHECKING(version of flex)
1710frr_ac_flex_version="$(eval $LEX -V | grep flex | head -n 1)"
1711frr_ac_flex_version="${frr_ac_flex_version##* }"
1712AC_MSG_RESULT([$frr_ac_flex_version])
1713AX_COMPARE_VERSION([$frr_ac_flex_version], [lt], [2.5.20], [
1714 LEX="$SHELL $missing_dir/missing flex"
1715 if test -f "${srcdir}/lib/command_lex.c" -a -f "${srcdir}/lib/command_lex.h"; then
1716 AC_MSG_WARN([using pregenerated flex output files])
1717 else
1718 AC_MSG_ERROR([flex failure and pregenerated files not included (probably a git build)])
1719 fi
1720 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
1721 AC_SUBST([LEXLIB], [''])
1722])
1723
1724AC_PROG_YACC
1725dnl thanks GNU bison for this b*llshit...
1726AC_MSG_CHECKING(version of bison)
1727frr_ac_bison_version="$(eval $YACC -V | grep bison | head -n 1)"
1728frr_ac_bison_version="${frr_ac_bison_version##* }"
1729frr_ac_bison_missing="false"
1730case "x${frr_ac_bison_version}" in
1731 x2.7*)
1732 BISON_OPENBRACE='"'
1733 BISON_CLOSEBRACE='"'
1734 BISON_VERBOSE=''
1735 AC_MSG_RESULT([$frr_ac_bison_version - 2.7 or older])
1736 ;;
1737 x2.*|x1.*)
1738 AC_MSG_RESULT([$frr_ac_bison_version])
1739 AC_MSG_WARN([installed bison is too old. Please install GNU bison 2.7.x or newer.])
1740 frr_ac_bison_missing="true"
1741 ;;
1742 x)
1743 AC_MSG_RESULT([none])
1744 AC_MSG_WARN([could not determine bison version. Please install GNU bison 2.7.x or newer.])
1745 frr_ac_bison_missing="true"
1746 ;;
1747 *)
1748 BISON_OPENBRACE='{'
1749 BISON_CLOSEBRACE='}'
1750 BISON_VERBOSE='-Dparse.error=verbose'
1751 AC_MSG_RESULT([$frr_ac_bison_version - 3.0 or newer])
1752 ;;
1753esac
1754AC_SUBST(BISON_OPENBRACE)
1755AC_SUBST(BISON_CLOSEBRACE)
1756AC_SUBST(BISON_VERBOSE)
1757
1758if $frr_ac_bison_missing; then
1759 YACC="$SHELL $missing_dir/missing bison -y"
1760 if test -f "${srcdir}/lib/command_parse.c" -a -f "${srcdir}/lib/command_parse.h"; then
1761 AC_MSG_WARN([using pregenerated bison output files])
1762 else
1763 AC_MSG_ERROR([bison failure and pregenerated files not included (probably a git build)])
1764 fi
1765fi
1766
1767dnl -------------------
1768dnl capabilities checks
1769dnl -------------------
1770if test "${enable_capabilities}" != "no"; then
1771 AC_MSG_CHECKING(whether prctl PR_SET_KEEPCAPS is available)
1772 AC_TRY_COMPILE([#include <sys/prctl.h>],[prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0);],
1773 [AC_MSG_RESULT(yes)
1774 AC_DEFINE(HAVE_PR_SET_KEEPCAPS,,prctl)
1775 frr_ac_keepcaps="yes"],
1776 AC_MSG_RESULT(no)
1777 )
1778 if test x"${frr_ac_keepcaps}" = x"yes"; then
1779 AC_CHECK_HEADERS(sys/capability.h)
1780 fi
1781 if test x"${ac_cv_header_sys_capability_h}" = x"yes"; then
1782 AC_CHECK_LIB(cap, cap_init,
1783 [AC_DEFINE(HAVE_LCAPS,1,Capabilities)
1784 LIBCAP="-lcap"
1785 frr_ac_lcaps="yes"]
1786 )
1787 else
1788 AC_CHECK_HEADERS(priv.h,
1789 [AC_MSG_CHECKING(Solaris style privileges are available)
1790 AC_TRY_COMPILE([#include <priv.h>],[getpflags(PRIV_AWARE);],
1791 [AC_MSG_RESULT(yes)
1792 AC_DEFINE(HAVE_SOLARIS_CAPABILITIES,1,getpflags)
1793 frr_ac_scaps="yes"],
1794 AC_MSG_RESULT(no)
1795 )
1796 ]
1797 )
1798 fi
1799 if test x"${frr_ac_scaps}" = x"yes" \
1800 -o x"${frr_ac_lcaps}" = x"yes"; then
1801 AC_DEFINE(HAVE_CAPABILITIES,1,capabilities)
1802 fi
1803fi
1804AC_SUBST(LIBCAP)
1805
1806dnl ---------------------------
1807dnl check for glibc 'backtrace'
1808dnl ---------------------------
1809if test x"${enable_backtrace}" != x"no" ; then
1810 backtrace_ok=no
1811 AC_CHECK_HEADER([execinfo.h], [
1812 AC_SEARCH_LIBS([backtrace], [execinfo], [
1813 AC_DEFINE(HAVE_GLIBC_BACKTRACE,,[Glibc backtrace])
1814 AC_DEFINE(HAVE_STACK_TRACE,,[Stack symbol decoding])
1815 backtrace_ok=yes
1816 ],, [-lm])
1817 ])
1818
1819 if test x"${enable_backtrace}" = x"yes" -a x"${backtrace_ok}" = x"no"; then
1820 dnl user explicitly requested backtrace but we failed to find support
1821 AC_MSG_FAILURE([failed to find backtrace support])
1822 fi
1823fi
1824
1825dnl -----------------------------------------
1826dnl check for malloc mallinfo struct and call
1827dnl this must try and link using LIBS, in
1828dnl order to check no alternative allocator
1829dnl has been specified, which might not provide
1830dnl mallinfo, e.g. such as Umem on Solaris.
1831dnl -----------------------------------------
1832AC_CHECK_HEADERS([malloc.h malloc/malloc.h],,, [FRR_INCLUDES])
1833
1834AC_CACHE_CHECK([whether mallinfo is available], [frr_cv_mallinfo], [
1835 AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
1836#ifdef HAVE_MALLOC_H
1837#include <malloc.h>
1838#endif
1839#ifdef HAVE_MALLOC_MALLOC_H
1840#include <malloc/malloc.h>
1841#endif
1842]], [[
1843struct mallinfo ac_x; ac_x = mallinfo ();
1844]])], [
1845 frr_cv_mallinfo=yes
1846 ], [
1847 frr_cv_mallinfo=no
1848 ])
1849])
1850if test "$frr_cv_mallinfo" = yes; then
1851 AC_DEFINE(HAVE_MALLINFO,,mallinfo)
1852fi
1853
1854AC_MSG_CHECKING(whether malloc_usable_size is available)
1855AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES [
1856#ifdef HAVE_MALLOC_H
1857#include <malloc.h>
1858#endif
1859#ifdef HAVE_MALLOC_MALLOC_H
1860#include <malloc/malloc.h>
1861#endif
1862]], [[
1863size_t ac_x; ac_x = malloc_usable_size(NULL);
1864]])], [
1865 AC_MSG_RESULT(yes)
1866 AC_DEFINE(HAVE_MALLOC_USABLE_SIZE,,malloc_usable_size)
1867], [
1868 AC_MSG_RESULT(no)
1869
1870 AC_MSG_CHECKING(whether malloc_size is available)
1871 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1872#ifdef HAVE_MALLOC_H
1873#include <malloc.h>
1874#endif
1875#ifdef HAVE_MALLOC_MALLOC_H
1876#include <malloc/malloc.h>
1877#endif
1878]], [[
1879size_t ac_x; ac_x = malloc_size(NULL);
1880]])], [
1881 AC_MSG_RESULT(yes)
1882 AC_DEFINE(HAVE_MALLOC_SIZE,,malloc_size)
1883 ], [
1884 AC_MSG_RESULT(no)
1885 ])
1886])
1887
1888dnl ------
1889dnl ZeroMQ
1890dnl ------
1891if test "x$enable_zeromq" != "xno"; then
1892 PKG_CHECK_MODULES(ZEROMQ, [libzmq >= 4.0.0], [
1893 AC_DEFINE(HAVE_ZEROMQ, 1, [Enable ZeroMQ support])
1894 ZEROMQ=true
1895 ], [
1896 if test "x$enable_zeromq" = "xyes"; then
1897 AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
1898 fi
1899 ])
1900fi
1901AM_CONDITIONAL([ZEROMQ], test "x$ZEROMQ" = "xtrue")
1902
1903dnl ----------
1904dnl configure date
1905dnl ----------
1906dev_version=`echo $VERSION | grep dev`
1907#don't expire deprecated code in non 'dev' branch
1908if test "${dev_version}" = ""; then
1909 CONFDATE=0
1910else
1911 CONFDATE=`date '+%Y%m%d'`
1912fi
1913AC_SUBST(CONFDATE)
1914
1915dnl ------------------------------
1916dnl set paths for state directory
1917dnl ------------------------------
1918AC_MSG_CHECKING(directory to use for state file)
1919if test "${prefix}" = "NONE"; then
1920 frr_statedir_prefix="";
1921else
1922 frr_statedir_prefix=${prefix}
1923fi
1924if test "${localstatedir}" = '${prefix}/var'; then
1925 for FRR_STATE_DIR in ${frr_statedir_prefix}/var/run dnl
1926 ${frr_statedir_prefix}/var/adm dnl
1927 ${frr_statedir_prefix}/etc dnl
1928 /var/run dnl
1929 /var/adm dnl
1930 /etc dnl
1931 /dev/null;
1932 do
1933 test -d $FRR_STATE_DIR && break
1934 done
1935 frr_statedir=$FRR_STATE_DIR
1936else
1937 frr_statedir=${localstatedir}
1938fi
1939if test $frr_statedir = "/dev/null"; then
1940 AC_MSG_ERROR('STATE DIRECTORY NOT FOUND! FIX OR SPECIFY --localstatedir!')
1941fi
1942AC_MSG_RESULT(${frr_statedir})
1943AC_SUBST(frr_statedir)
1944
1945AC_DEFINE_UNQUOTED(LDPD_SOCKET, "$frr_statedir/ldpd.sock",ldpd control socket)
1946AC_DEFINE_UNQUOTED(ZEBRA_SERV_PATH, "$frr_statedir/zserv.api",zebra api socket)
1947AC_DEFINE_UNQUOTED(BFDD_CONTROL_SOCKET, "$frr_statedir/bfdd.sock", bfdd control socket)
1948AC_DEFINE_UNQUOTED(DAEMON_VTY_DIR, "$frr_statedir",daemon vty directory)
1949
1950dnl autoconf does this, but it does it too late...
1951test "x$prefix" = xNONE && prefix=$ac_default_prefix
1952test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1953
1954dnl get the full path, recursing through variables...
1955vtysh_bin="$bindir/vtysh"
1956for I in 1 2 3 4 5 6 7 8 9 10; do
1957 eval vtysh_bin="\"$vtysh_bin\""
1958done
1959AC_DEFINE_UNQUOTED(VTYSH_BIN_PATH, "$vtysh_bin",path to vtysh binary)
1960AC_SUBST(vtysh_bin)
1961
1962CFG_SYSCONF="$sysconfdir"
1963CFG_SBIN="$sbindir"
1964CFG_STATE="$frr_statedir"
1965CFG_MODULE="$moduledir"
1966for I in 1 2 3 4 5 6 7 8 9 10; do
1967 eval CFG_SYSCONF="\"$CFG_SYSCONF\""
1968 eval CFG_SBIN="\"$CFG_SBIN\""
1969 eval CFG_STATE="\"$CFG_STATE\""
1970 eval CFG_MODULE="\"$CFG_MODULE\""
1971done
1972AC_SUBST(CFG_SYSCONF)
1973AC_SUBST(CFG_SBIN)
1974AC_SUBST(CFG_STATE)
1975AC_SUBST(CFG_MODULE)
1976AC_DEFINE_UNQUOTED(MODULE_PATH, "$CFG_MODULE", path to modules)
1977
1978dnl ------------------------------------
1979dnl Enable RPKI and add librtr to libs
1980dnl ------------------------------------
1981if test "${enable_rpki}" = "yes"; then
1982 PKG_CHECK_MODULES(RTRLIB,[rtrlib >= 0.5.0],
1983 [RPKI=true],
1984 [RPKI=false
1985 AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
1986 )
1987fi
1988AM_CONDITIONAL([RPKI], test "x$RPKI" = "xtrue")
1989
1990dnl ------------------------------------------
1991dnl Check whether rtrlib was build with ssh support
1992dnl ------------------------------------------
1993AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
1994AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
1995 [[struct tr_ssh_config config;]])],
1996 [AC_MSG_RESULT(yes)
1997 AC_DEFINE(FOUND_SSH,,found_ssh)],
1998 AC_MSG_RESULT(no)
1999)
2000
2001dnl ---------------------------
2002dnl Check htonl works correctly
2003dnl ---------------------------
2004AC_MSG_CHECKING(for working htonl)
2005AC_CACHE_VAL(ac_cv_htonl_works,
2006 [AC_LINK_IFELSE([AC_LANG_PROGRAM([FRR_INCLUDES],[htonl (0);])],
2007 [ac_cv_htonl_works=yes], [ac_cv_htonl_works=no])
2008 ]
2009)
2010AC_MSG_RESULT($ac_cv_htonl_works)
2011
2012AC_CONFIG_FILES([Makefile],[sed -e 's/^#AUTODERP# //' -i Makefile])
2013
2014AC_CONFIG_FILES([
2015 config.version
2016 redhat/frr.spec
2017 solaris/Makefile
2018 debianpkg/changelog
2019 alpine/APKBUILD
2020 snapcraft/snapcraft.yaml
2021 lib/version.h
2022 tests/lib/cli/test_cli.refout
2023 pkgsrc/bgpd.sh pkgsrc/ospf6d.sh pkgsrc/ospfd.sh
2024 pkgsrc/ripd.sh pkgsrc/ripngd.sh pkgsrc/zebra.sh
2025 pkgsrc/eigrpd.sh])
2026
2027AC_CONFIG_FILES([vtysh/extract.pl],[chmod +x vtysh/extract.pl])
2028AC_CONFIG_FILES([tools/frr],[chmod +x tools/frr])
2029AC_CONFIG_FILES([tools/watchfrr.sh],[chmod +x tools/watchfrr.sh])
2030AC_CONFIG_FILES([tools/frrinit.sh],[chmod +x tools/frrinit.sh])
2031AC_CONFIG_FILES([tools/frrcommon.sh])
2032
2033AC_CONFIG_COMMANDS([lib/route_types.h], [
2034 dst="${ac_abs_top_builddir}/lib/route_types.h"
2035 ${PERL} "${ac_abs_top_srcdir}/lib/route_types.pl" \
2036 < "${ac_abs_top_srcdir}/lib/route_types.txt" \
2037 > "${dst}.tmp"
2038 test -f "${dst}" \
2039 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
2040 && rm "${dst}.tmp" \
2041 || mv "${dst}.tmp" "${dst}"
2042], [
2043 PERL="$PERL"
2044])
2045
2046AS_IF([test "x$with_pkg_git_version" = "xyes"], [
2047 AC_CONFIG_COMMANDS([lib/gitversion.h], [
2048 dst="${ac_abs_top_builddir}/lib/gitversion.h"
2049 ${PERL} "${ac_abs_top_srcdir}/lib/gitversion.pl" \
2050 "${ac_abs_top_srcdir}" \
2051 > "${dst}.tmp"
2052 test -f "${dst}" \
2053 && diff "${dst}.tmp" "${dst}" >/dev/null 2>/dev/null \
2054 && rm "${dst}.tmp" \
2055 || mv "${dst}.tmp" "${dst}"
2056 ], [
2057 PERL="$PERL"
2058 ])
2059])
2060
2061## Hack, but working solution to avoid rebuilding of frr.info.
2062## It's already in CVS until texinfo 4.7 is more common.
2063AC_OUTPUT
2064
2065echo "
2066FRRouting configuration
2067------------------------------
2068FRR version : ${PACKAGE_VERSION}
2069host operating system : ${host_os}
2070source code location : ${srcdir}
2071compiler : ${CC}
2072compiler flags : ${CFLAGS} ${SAN_FLAGS}
2073make : ${MAKE-make}
2074linker flags : ${LDFLAGS} ${SAN_FLAGS} ${LIBS} ${LIBCAP} ${LIBREADLINE} ${LIBM}
2075state file directory : ${frr_statedir}
2076config file directory : `eval echo \`echo ${sysconfdir}\``
2077example directory : `eval echo \`echo ${exampledir}\``
2078module directory : ${CFG_MODULE}
2079user to run as : ${enable_user}
2080group to run as : ${enable_group}
2081group for vty sockets : ${enable_vty_group}
2082config file mask : ${enable_configfile_mask}
2083log file mask : ${enable_logfile_mask}
2084zebra protobuf enabled : ${enable_protobuf:-no}
2085
2086The above user and group must have read/write access to the state file
2087directory and to the config files in the config file directory."
2088
2089if test "${enable_doc}" != "no";then
2090 AS_IF([test "$SPHINXBUILD" = /bin/false],
2091 AC_MSG_WARN(sphinx-build is missing but required to build documentation))
2092fi
FRRouting mirror