forked from zeromq/libzmq
-
Notifications
You must be signed in to change notification settings - Fork 0
/
configure.ac
1165 lines (1026 loc) · 38.5 KB
/
configure.ac
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ(2.61)
#
# The 0MQ version number is extracted from include/zmq.h using
# the version.sh script. Hence, it should be updated there.
# The version in git should reflect the *next* version planned.
#
AC_INIT([zeromq],[m4_esyscmd([./version.sh])],[[email protected]])
AC_CONFIG_AUX_DIR(config)
AC_CONFIG_MACRO_DIR(config)
AC_CONFIG_HEADERS([src/platform.hpp])
AM_INIT_AUTOMAKE(foreign subdir-objects tar-ustar dist-zip)
# Allow "configure --disable-maintainer-mode" to disable timestamp checking
AM_MAINTAINER_MODE([enable])
m4_pattern_allow([AC_PROG_CC_C99])
m4_include([m4/ax_check_compile_flag.m4])
m4_include([m4/ax_cxx_compile_stdcxx_11.m4])
m4_include([m4/ax_code_coverage.m4])
m4_include([m4/ax_valgrind_check.m4])
m4_include([m4/ax_check_vscript.m4])
m4_include([m4/ax_func_posix_memalign.m4])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
# This lets us use PACKAGE_VERSION in Makefiles
AC_SUBST(PACKAGE_VERSION)
# Libtool -version-info (ABI version)
#
# Don't change this unless you know exactly what you're doing and have read and
# understand:
# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
#
# Changes:
#
# ZeroMQ versions prior to 2.1.0 use 0:0:0 (undefined)
# ZeroMQ versions 2.1.x: 1:0:0 (ABI version 1)
# ZeroMQ version 3.0: 2:0:0 (ABI version 2)
# ZeroMQ version 3.1: 3:0:0 (ABI version 3)
# ZeroMQ version 4.0: 4:0:0 (ABI version 4)
# ZeroMQ version 4.1: 5:0:0 (ABI version 5)
# ZeroMQ version 4.2.0: 6:0:1 (ABI version 5)
# ZeroMQ version 4.2.1: 6:1:1 (ABI version 5)
# ZeroMQ version 4.2.2: 6:2:1 (ABI version 5)
# ZeroMQ version 4.2.3: 6:3:1 (ABI version 5)
# ZeroMQ version 4.2.4: 6:4:1 (ABI version 5)
# ZeroMQ version 4.2.5: 6:5:1 (ABI version 5)
# ZeroMQ version 4.3.0: 7:0:2 (ABI version 5)
# ZeroMQ version 4.3.1: 7:1:2 (ABI version 5)
# ZeroMQ version 4.3.2: 7:2:2 (ABI version 5)
# ZeroMQ version 4.3.3: 7:3:2 (ABI version 5)
# ZeroMQ version 4.3.4: 7:4:2 (ABI version 5)
# ZeroMQ version 4.3.5: 7:5:2 (ABI version 5)
#
# libzmq -version-info current:revision:age
LTVER="7:5:2"
AC_SUBST(LTVER)
# Take a copy of original flags
ZMQ_ORIG_CFLAGS="${CFLAGS:-none}"
ZMQ_ORIG_CPPFLAGS="${CPPFLAGS:-none}"
ZMQ_ORIG_CXXFLAGS="${CXXFLAGS:-none}"
# Checks for programs.
AC_PROG_CC
AX_CHECK_COMPILE_FLAG([-std=c11], [CFLAGS+=" -std=c11"], [AC_PROG_CC_C99])
AC_PROG_CXX
AX_CODE_COVERAGE
AM_PROG_CC_C_O
AC_PROG_SED
AC_PROG_AWK
PKG_PROG_PKG_CONFIG
m4_pattern_forbid([^PKG_[A-Z_]+$], [missing some pkg-config macros (pkg-config package)])
# Libtool configuration for different targets. See acinclude.m4
AC_ARG_VAR([XMLTO], [path to xmlto command])
AC_PATH_PROG([XMLTO], [xmlto])
AC_ARG_VAR([ASCIIDOC], [path to asciidoc command])
AC_PATH_PROG([ASCIIDOC], [asciidoc])
LIBZMQ_CONFIG_LIBTOOL
AC_LIBTOOL_WIN32_DLL
AC_PROG_LIBTOOL
AX_VALGRIND_CHECK
AX_CHECK_VSCRIPT
AX_FUNC_POSIX_MEMALIGN
AC_ARG_ENABLE([force-CXX98-compat],
[AS_HELP_STRING([--enable-force-CXX98-compat], [force C++98 build [default=disabled]])])
if test "x$enable_force_CXX98_compat" = "xyes"; then
AC_LANG_PUSH([C++])
AX_CHECK_COMPILE_FLAG([-std=gnu++98], [CXXFLAGS+=" -std=gnu++98"], [])
AX_CHECK_COMPILE_FLAG([-Wc++98-compat -Wc++98-compat-pedantic], [CXXFLAGS+=" -Wc++98-compat"], [])
AC_LANG_POP([C++])
else
AX_CXX_COMPILE_STDCXX_11([ext], [optional])
fi
# Check whether to build a with debug symbols
LIBZMQ_CHECK_ENABLE_DEBUG
# Check whether to enable code coverage
LIBZMQ_WITH_GCOV
AC_MSG_CHECKING([if TIPC is available and supports nonblocking connect])
AC_RUN_IFELSE(
[AC_LANG_PROGRAM([[
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/socket.h>
#include <linux/tipc.h>
]],[[
struct sockaddr_tipc topsrv;
int sd = socket(AF_TIPC, SOCK_SEQPACKET, 0);
memset(&topsrv, 0, sizeof(topsrv));
topsrv.family = AF_TIPC;
topsrv.addrtype = TIPC_ADDR_NAME;
topsrv.addr.name.domain = tipc_addr (10, 10, 10);
topsrv.addr.name.name.type = TIPC_TOP_SRV;
topsrv.addr.name.name.instance = TIPC_TOP_SRV;
fcntl(sd, F_SETFL, O_NONBLOCK);
]])
],
[libzmq_tipc_support=yes],
[libzmq_tipc_support=no],
[libzmq_tipc_support=no])
AC_MSG_RESULT([$libzmq_tipc_support])
AC_ARG_ENABLE([pedantic],
[AS_HELP_STRING([--disable-pedantic], [disable pedantic compiler checks [default=enabled]])],
[libzmq_pedantic=$enableval], [libzmq_pedantic=yes])
AC_ARG_WITH([militant],
[AS_HELP_STRING([--with-militant],
[enable militant API assertions])],
[zmq_militant="yes"],
[])
if test "x$zmq_militant" = "xyes"; then
AC_DEFINE(ZMQ_ACT_MILITANT, 1, [Enable militant API assertions])
fi
# Disable IPC on unsupported platforms.
case "${host_os}" in
*vxworks*|*openvms*|*mingw*)
;;
*)
AC_DEFINE(ZMQ_HAVE_IPC, 1, [Have AF_UNIX sockets for ipc transport])
;;
esac
# Data race/deadlock detection
# NOTE: Running libzmq under TSAN doesn't make much sense -- synchronization in libzmq is to some extent
# handled by the code "knowing" what threads are allowed to do, rather than by enforcing those
# restrictions, so TSAN generates a lot of (presumably) false positives from libzmq.
# The settings below are intended to enable libzmq to be built with minimal support for TSAN
# such that it can be used along with other code that is also built with TSAN.
AC_MSG_CHECKING([whether to enable TSan])
AC_ARG_ENABLE(thread-sanitizer, [AS_HELP_STRING([--enable-thread-sanitizer=yes/no],
[Build with clang Thread Sanitizer instrumentation])],
[ZMQ_TSAN="$enableval"])
if test "x${ZMQ_TSAN}" = "xyes"; then
TSAN_FLAGS="-fno-omit-frame-pointer -fsanitize=thread"
TSAN_CCFLAGS="${TSAN_CCFLAGS} -mllvm -tsan-instrument-memory-accesses=0"
TSAN_CCFLAGS="${TSAN_CCFLAGS} -mllvm -tsan-instrument-atomics=0"
TSAN_CCFLAGS="${TSAN_CCFLAGS} -mllvm -tsan-instrument-func-entry-exit=1"
CFLAGS="${CFLAGS} ${TSAN_FLAGS} ${TSAN_CCFLAGS}"
CXXFLAGS="${CXXFLAGS} ${TSAN_FLAGS} ${TSAN_CCFLAGS}"
LDFLAGS="${LDFLAGS} ${TSAN_FLAGS} -pie"
AM_CONDITIONAL(ENABLE_TSAN, true)
AC_MSG_RESULT([yes])
else
AM_CONDITIONAL(ENABLE_TSAN, false)
AC_MSG_RESULT([no])
fi
# Memory mis-use detection
AC_MSG_CHECKING([whether to enable ASan])
AC_ARG_ENABLE(address-sanitizer, [AS_HELP_STRING([--enable-address-sanitizer=yes/no],
[Build with GCC Address Sanitizer instrumentation])],
[ZMQ_ASAN="$enableval"])
if test "x${ZMQ_ASAN}" = "xyes"; then
CFLAGS="${CFLAGS} -fsanitize=address -fsanitize=undefined -fsanitize=leak -fno-sanitize-recover=all"
CXXFLAGS="${CXXFLAGS} -fsanitize=address -fsanitize=undefined -fsanitize=leak -fno-sanitize-recover=all"
AM_CONDITIONAL(ENABLE_ASAN, true)
AC_MSG_RESULT([yes])
else
AM_CONDITIONAL(ENABLE_ASAN, false)
AC_MSG_RESULT([no])
fi
# By default compiling with -Werror except on OSX and Solaris when building
# with libsodium.
AC_ARG_ENABLE([Werror],
[AS_HELP_STRING([--disable-Werror], [disable Werror compiler flag [default=enabled]])],
[libzmq_werror=$enableval], [libzmq_werror=yes])
# By default use DSO visibility
libzmq_dso_visibility="yes"
# Platform specific checks
libzmq_on_mingw="no"
libzmq_on_cygwin="no"
libzmq_on_android="no"
libzmq_on_linux="no"
libzmq_on_gnu="no"
# Set some default features required by ZeroMQ code
CPPFLAGS="-D_REENTRANT -D_THREAD_SAFE $CPPFLAGS"
CXXFLAGS="-Wno-long-long $CXXFLAGS"
# Will be used to add flags to pkg-config useful when apps want to statically link
PKGCFG_LIBS_PRIVATE=""
PKGCFG_NAMES_PRIVATE=""
# For host type checks
AC_CANONICAL_HOST
# OS-specific tests
case "${host_os}" in
*linux*)
# Define on Linux to enable all library features. Define if using a gnu compiler
if test "x$GXX" = "xyes"; then
CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
fi
AC_DEFINE(ZMQ_HAVE_LINUX, 1, [Have Linux OS])
libzmq_on_linux="yes"
if test "x$libzmq_tipc_support" = "xyes"; then
AC_DEFINE(ZMQ_HAVE_TIPC, 1, [Have TIPC support])
fi
case "${host_os}" in
*android*)
AC_DEFINE(ZMQ_HAVE_ANDROID, 1, [Have Android OS])
libzmq_on_android="yes"
;;
esac
;;
*solaris*)
# Define on Solaris to enable all library features
CPPFLAGS="-D_PTHREADS $CPPFLAGS"
CXXFLAGS="-Wno-sign-compare $CXXFLAGS"
AC_DEFINE(ZMQ_HAVE_SOLARIS, 1, [Have Solaris OS])
AC_CHECK_LIB(socket, socket)
AC_CHECK_LIB(nsl, gethostbyname)
AC_MSG_CHECKING([whether atomic operations can be used])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[#include <atomic.h>]],
[[uint32_t value;
atomic_cas_32 (&value, 0, 0);
return 0;]])],
[solaris_has_atomic=yes],
[solaris_has_atomic=no])
AC_MSG_RESULT([$solaris_has_atomic])
# Solaris 8 does not have atomic operations exported to user space.
if test "x$solaris_has_atomic" = "xno"; then
AC_DEFINE(ZMQ_FORCE_MUTEXES, 1, [Force to use mutexes])
fi
;;
*freebsd*)
# Define on FreeBSD to enable all library features
CPPFLAGS="-D__BSD_VISIBLE $CPPFLAGS"
AC_DEFINE(ZMQ_HAVE_FREEBSD, 1, [Have FreeBSD OS])
;;
*dragonfly*)
CPPFLAGS="-D__BSD_VISIBLE $CPPFLAGS"
AC_DEFINE(ZMQ_HAVE_FREEBSD, 1, [Have DragonFly OS])
AC_DEFINE(ZMQ_HAVE_DRAGONFLY, 1, [Have DragonFly OS])
;;
*darwin*)
# Define on Darwin to enable all library features
CPPFLAGS="-D_DARWIN_C_SOURCE $CPPFLAGS"
libzmq_pedantic="no"
AC_DEFINE(ZMQ_HAVE_OSX, 1, [Have DarwinOSX OS])
;;
*haiku*)
AC_DEFINE(ZMQ_HAVE_HAIKU, 1, [Have Haiku OS])
AC_CHECK_LIB(network, socket)
;;
*netbsd*)
# Define on NetBSD to enable all library features
CPPFLAGS="-D_NETBSD_SOURCE $CPPFLAGS"
AC_DEFINE(ZMQ_HAVE_NETBSD, 1, [Have NetBSD OS])
# NetBSD 5.0 and newer provides atomic operations but we can
# only use these on systems where PR #42842 has been fixed so
# we must try and link a test program using C++.
libzmq_netbsd_has_atomic=no
AC_MSG_CHECKING([whether atomic operations can be used])
AC_LANG_PUSH([C++])
AC_LINK_IFELSE([AC_LANG_PROGRAM(
[[#include <atomic.h>]],
[[uint32_t value;
atomic_cas_32 (&value, 0, 0);
return 0;]])],
[libzmq_netbsd_has_atomic=yes],
[libzmq_netbsd_has_atomic=no])
AC_LANG_POP([C++])
AC_MSG_RESULT([$libzmq_netbsd_has_atomic])
if test "x$libzmq_netbsd_has_atomic" = "xno"; then
AC_DEFINE(ZMQ_FORCE_MUTEXES, 1, [Force to use mutexes])
fi
;;
*openbsd*|*bitrig*)
# Define on OpenBSD to enable all library features
CPPFLAGS="-D_BSD_SOURCE $CPPFLAGS"
AC_DEFINE(ZMQ_HAVE_OPENBSD, 1, [Have OpenBSD OS])
;;
*nto-qnx*)
libzmq_pedantic="no"
AC_DEFINE(ZMQ_HAVE_QNXNTO, 1, [Have QNX Neutrino OS])
AC_CHECK_LIB(socket, socket)
;;
*aix*|*os400*)
AC_DEFINE(ZMQ_HAVE_AIX, 1, [Have AIX OS])
;;
*hpux*)
# Define on HP-UX to enable all library features
CPPFLAGS="-D_POSIX_C_SOURCE=200112L $CPPFLAGS"
AC_DEFINE(ZMQ_HAVE_HPUX, 1, [Have HPUX OS])
LIBZMQ_CHECK_LANG_FLAG_PREPEND([-Ae])
AC_CHECK_FUNCS(gethrtime)
;;
*mingw*|*msys*)
AC_DEFINE(ZMQ_HAVE_WINDOWS, 1, [Have Windows OS])
AC_DEFINE(ZMQ_HAVE_MINGW, 1, [Have MinGW])
AC_CHECK_HEADERS(windows.h)
AC_CHECK_LIB(ws2_32, main, ,
[AC_MSG_ERROR([cannot link with ws2_32.dll.])])
AC_CHECK_LIB(rpcrt4, main, ,
[AC_MSG_ERROR([cannot link with rpcrt4.dll.])])
AC_CHECK_LIB(iphlpapi, main, ,
[AC_MSG_ERROR([cannot link with iphlpapi.dll.])])
libzmq_on_mingw="yes"
libzmq_dso_visibility="no"
if test "x$enable_static" = "xyes"; then
CPPFLAGS="-DZMQ_STATIC $CPPFLAGS"
PKGCFG_LIBS_PRIVATE="$PKGCFG_LIBS_PRIVATE -liphlpapi"
fi
# Set FD_SETSIZE to 16384
CPPFLAGS=" -DFD_SETSIZE=16384 $CPPFLAGS"
;;
*cygwin*)
# Define on Cygwin to enable all library features
CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
AC_DEFINE(ZMQ_HAVE_CYGWIN, 1, [Have Cygwin])
libzmq_on_cygwin="yes"
libzmq_dso_visibility="no"
if test "x$enable_static" = "xyes"; then
AC_MSG_ERROR([Building static libraries is not supported under Cygwin])
fi
;;
gnu*)
# Define on GNU/Hurd to enable all library features. Define if using a gnu compiler
if test "x$GXX" = "xyes"; then
CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
fi
AC_DEFINE(ZMQ_HAVE_GNU, 1, [Have GNU/Hurd OS])
libzmq_on_gnu="yes"
AC_CHECK_LIB(rt, sem_init)
;;
*)
AC_MSG_ERROR([unsupported system: ${host_os}.])
;;
esac
# Sun Studio does not like anonymous structures in unions and does not have weak attribute
if test "x$libzmq_cv_[]_AC_LANG_ABBREV[]_sun_studio_compiler" = "xyes"; then
CXXFLAGS="${CXXFLAGS} -features=extensions"
CFLAGS="${CFLAGS} -features=extensions"
CPPFLAGS="${CPPFLAGS} -DUNITY_WEAK_PRAGMA"
fi
# Checks for libraries
AC_CHECK_LIB([pthread], [pthread_create])
if test "x$ac_cv_lib_pthread_pthread_create" = "xyes"; then
PKGCFG_LIBS_PRIVATE="$PKGCFG_LIBS_PRIVATE -lpthread"
fi
AC_CHECK_LIB([rt], [clock_gettime])
if test "x$ac_cv_lib_rt_clock_gettime" = "xyes"; then
PKGCFG_LIBS_PRIVATE="$PKGCFG_LIBS_PRIVATE -lrt"
fi
#
# Check if the compiler supports -fvisibility=hidden flag. MinGW uses __declspec
#
if test "x$libzmq_dso_visibility" = "xyes"; then
AC_LANG_PUSH([C++])
LIBZMQ_CHECK_LANG_VISIBILITY([LIBZMQ_EXTRA_CXXFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_visibility_flag ${LIBZMQ_EXTRA_CXXFLAGS}"])
AC_LANG_POP([C++])
fi
# CPU-specific optimizations
case "${host_cpu}" in
*sparc64*)
AC_LANG_PUSH([C++])
LIBZMQ_CHECK_LANG_FLAG_PREPEND([-mcpu=v9])
AC_LANG_POP([C++])
;;
*)
;;
esac
# Check whether to build docs / install man pages
LIBZMQ_CHECK_DOC_BUILD
# Check polling system, set appropriate macro in src/platform.hpp
LIBZMQ_CHECK_POLLER
# Check for pselect to activate ppoll, set appropriate macro in src/platform.hpp
LIBZMQ_CHECK_PPOLL
# Check cacheline size, set appropriate macro in src/platform.hpp
LIBZMQ_CHECK_CACHELINE
# Check condition variable implementation, set appropriate macro in src/platform.hpp
LIBZMQ_CHECK_CV_IMPL
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(\
errno.h \
time.h \
unistd.h \
limits.h \
stddef.h \
stdlib.h \
string.h \
arpa/inet.h \
netinet/tcp.h \
netinet/in.h \
sys/socket.h \
sys/time.h)
# Check if we have ifaddrs.h header file.
AC_CHECK_HEADERS(ifaddrs.h, [AC_DEFINE(ZMQ_HAVE_IFADDRS, 1, [Have ifaddrs.h header.])])
# Check if we have sys/uio.h header file.
AC_CHECK_HEADERS(sys/uio.h, [AC_DEFINE(ZMQ_HAVE_UIO, 1, [Have uio.h header.])])
# Force not to use eventfd
AC_ARG_ENABLE([eventfd],
[AS_HELP_STRING([--disable-eventfd], [disable eventfd [default=enabled]])],
[zmq_enable_eventfd=$enableval],
[zmq_enable_eventfd=yes])
if test "x$zmq_enable_eventfd" = "xyes"; then
# Check if we have eventfd.h header file.
AC_CHECK_HEADERS(sys/eventfd.h, [
AC_DEFINE(ZMQ_HAVE_EVENTFD, 1, [Have eventfd extension])
LIBZMQ_CHECK_EVENTFD_CLOEXEC([
AC_DEFINE([ZMQ_HAVE_EVENTFD_CLOEXEC],
[1],
[Whether EFD_CLOEXEC is defined and functioning.])
])
])
fi
# Conditionally build performance measurement tools
AC_ARG_ENABLE([perf],
[AS_HELP_STRING([--disable-perf], [don't build performance measurement tools [default=build]])],
[zmq_enable_perf=$enableval],
[zmq_enable_perf=yes])
AM_CONDITIONAL(ENABLE_PERF, test "x$zmq_enable_perf" = "xyes")
# Conditionally build curve key generation tool
AC_ARG_ENABLE([curve-keygen],
[AS_HELP_STRING([--disable-curve-keygen], [don't build curve-keygen tool [default=build]])],
[zmq_enable_curve_keygen=$enableval],
[zmq_enable_curve_keygen=yes])
# Use c++ in subsequent tests
AC_LANG_PUSH(C++)
AC_CHECK_DECLS([SO_PEERCRED],
[AC_DEFINE(ZMQ_HAVE_SO_PEERCRED, 1, [Have SO_PEERCRED socket option])],
[],
[#include <sys/socket.h>])
AC_CHECK_DECLS([LOCAL_PEERCRED],
[AC_DEFINE(ZMQ_HAVE_LOCAL_PEERCRED, 1, [Have LOCAL_PEERCRED socket option])],
[],
[#include <sys/socket.h>])
AM_CONDITIONAL(HAVE_IPC_PEERCRED, test "x$ac_cv_have_decl_SO_PEERCRED" = "xyes" || test "x$ac_cv_have_decl_LOCAL_PEERCRED" = "xyes")
AC_HEADER_STDBOOL
AC_C_CONST
AC_C_INLINE
# Checks for typedefs, structures, and compiler characteristics.
if test "x$libzmq_cv_[]_AC_LANG_ABBREV[]_intel_compiler" = "xyes"; then
dnl 279: controlling expression is constant
dnl Fixes build with ICC 12.x
LIBZMQ_CHECK_WITH_FLAG([-wd279], [AC_TYPE_SIZE_T])
LIBZMQ_CHECK_WITH_FLAG([-wd279], [AC_TYPE_SSIZE_T])
else
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
fi
AC_HEADER_TIME
AC_TYPE_UINT32_T
AC_C_VOLATILE
# build using libgssapi_krb5
AC_ARG_WITH([libgssapi_krb5], [AS_HELP_STRING([--with-libgssapi_krb5],
[require libzmq build with libgssapi_krb5 [default=no]])],
[require_libgssapi_krb5_ext=$withval],
[require_libgssapi_krb5_ext=no])
# conditionally require libgssapi_krb5
if test "x$require_libgssapi_krb5_ext" != "xno"; then
PKG_CHECK_MODULES([gssapi_krb5], [krb5-gssapi], [
have_gssapi_library="yes"
PKGCFG_NAMES_PRIVATE="$PKGCFG_NAMES_PRIVATE krb5-gssapi"
], [
AC_CHECK_HEADERS(gssapi/gssapi_generic.h)
AC_SEARCH_LIBS([gss_init_sec_context], [gssapi_krb5 gssapi],
have_gssapi_library="yes",
AC_MSG_ERROR(libgssapi_krb5 is needed for GSSAPI security))
PKGCFG_LIBS_PRIVATE="$PKGCFG_LIBS_PRIVATE -lgssapi_krb5"
])
fi
if test "x$have_gssapi_library" = "xyes"; then
AC_DEFINE(HAVE_LIBGSSAPI_KRB5, [1], [Enabled GSSAPI security])
fi
AM_CONDITIONAL(BUILD_GSSAPI, test "x$have_gssapi_library" = "xyes")
# Select curve encryption library, defaults to tweetnacl
# To use libsodium instead, use --with-libsodium (must be installed)
# To disable curve, use --disable-curve
AC_ARG_WITH([libsodium],
[AS_HELP_STRING([--with-libsodium], [use libsodium instead of built-in tweetnacl [default=no]])])
AS_IF([test "x$with_libsodium" = "xyes"], [
PKG_CHECK_MODULES([sodium], [libsodium], [libsodium_found=yes], [
AC_MSG_ERROR(libsodium is not installed. Install it, then run configure again)
])
])
AC_ARG_ENABLE([curve],
[AS_HELP_STRING([--disable-curve], [disable CURVE security [default=no]])])
AC_ARG_ENABLE(
[libsodium_randombytes_close],
[AS_HELP_STRING(
[--disable-libsodium_randombytes_close],
[Do not call libsodium randombytes_close() when terminating contexts.
If disabled, may leave one FD open on /dev/urandom
until randombytes_close() is called explicitly,
but fixes a crash when multiple contexts are used with CURVE.
Has no effect when getrandom() is available. [default=enabled]]
)],
[],
[enable_libsodium_randombytes_close=yes]
)
if test "x$enable_curve" = "xno"; then
curve_library=""
AC_MSG_NOTICE([CURVE security is disabled])
elif test "x$with_libsodium" = "xyes"; then
AC_MSG_NOTICE([Using libsodium for CURVE security])
AC_DEFINE(ZMQ_HAVE_CURVE, [1], [Using curve encryption])
AC_DEFINE(ZMQ_USE_LIBSODIUM, [1], [Using libsodium for curve encryption])
if test "x$enable_libsodium_randombytes_close" = "xyes"; then
AC_DEFINE(ZMQ_LIBSODIUM_RANDOMBYTES_CLOSE, [1], [Automatically close libsodium randombytes. Not threadsafe without getrandom()])
else
AC_MSG_NOTICE([Disabling libsodium randombytes_close(). randombytes_close() may need to be called in applcation code.])
fi
curve_library="libsodium"
enable_curve="yes"
case "${host_os}" in
*solaris*)
dnl On Solaris, libsodium depends on libssp
LDFLAGS="-lssp $LDFLAGS"
libzmq_pedantic="no"
libzmq_werror="no"
;;
*darwin*)
dnl On Darwin, building with libsodium causes
dnl macro redefinition warnings
libzmq_werror="no"
;;
esac
PKGCFG_NAMES_PRIVATE="$PKGCFG_NAMES_PRIVATE libsodium"
else
AC_MSG_NOTICE([Using tweetnacl for CURVE security])
AC_DEFINE(ZMQ_HAVE_CURVE, [1], [Using curve encryption])
AC_DEFINE(ZMQ_USE_TWEETNACL, [1], [Using tweetnacl for curve encryption])
curve_library="tweetnacl"
enable_curve="yes"
fi
AM_CONDITIONAL(ENABLE_CURVE_KEYGEN, test "x$enable_curve" = "xyes" -a "x$zmq_enable_curve_keygen" = "xyes")
AM_CONDITIONAL(USE_LIBSODIUM, test "$curve_library" = "libsodium")
AM_CONDITIONAL(USE_TWEETNACL, test "$curve_library" = "tweetnacl")
AM_CONDITIONAL(HAVE_CURVE, test "x$curve_library" != "x")
AM_CONDITIONAL(USE_WEPOLL, test "$poller" = "wepoll")
# Check requiring packages for WebSocket
ws_crypto_library=""
AC_ARG_ENABLE([ws],
[AS_HELP_STRING([--enable-ws], [Enable WebSocket transport [default=state of DRAFT]])],
[enable_ws=$enableval],
[enable_ws=$enable_drafts])
AC_ARG_WITH([nss],
[AS_HELP_STRING([--with-nss], [use nss instead of built-in sha1 [default=no]])])
AC_ARG_WITH([tls],
[AS_HELP_STRING([--with-tls], [Enable TLS (WSS transport) [default=no]])])
if test "x$enable_ws" != "xno"; then
if test "x$with_tls" = "xyes"; then
PKG_CHECK_MODULES([GNUTLS], [gnutls >= 3.1.4], [
PKGCFG_NAMES_PRIVATE="$PKGCFG_NAMES_PRIVATE gnutls >= 3.1.4"
ws_crypto_library="gnutls"
AC_DEFINE(ZMQ_USE_GNUTLS, [1], [Use GNUTLS for TLS])
AC_DEFINE(ZMQ_HAVE_WS, [1], [Using websocket])
AC_DEFINE(ZMQ_HAVE_WSS, [1], [WSS enabled])
AC_MSG_NOTICE(Using gnutls)
],[
AC_MSG_ERROR([GnuTLS is not installed. Install it, then run configure again])
])
elif test "x$with_nss" = "xyes"; then
PKG_CHECK_MODULES([NSS3], [nss], [
PKGCFG_NAMES_PRIVATE="$PKGCFG_NAMES_PRIVATE nss"
AC_DEFINE(ZMQ_USE_NSS, [1], [Using NSS])
AC_DEFINE(ZMQ_HAVE_WS, [1], [Using websocket])
ws_crypto_library="nss"
AC_MSG_NOTICE(Using NSS)
], [
AC_MSG_ERROR([nss is not installed. Install it, then run configure again])
])
else
AC_DEFINE(ZMQ_HAVE_WS, [1], [Using websocket])
AC_DEFINE(ZMQ_USE_BUILTIN_SHA1, [1], [Using built-in sha1])
AC_MSG_NOTICE(Using builting SHA1)
ws_crypto_library="builtin"
fi
fi
AM_CONDITIONAL(HAVE_WS, test "x$ws_crypto_library" != "x")
AM_CONDITIONAL(USE_NSS, test "x$ws_crypto_library" = "xnss")
AM_CONDITIONAL(USE_BUILTIN_SHA1, test "x$ws_crypto_library" = "xbuiltin")
AM_CONDITIONAL(USE_GNUTLS, test "x$ws_crypto_library" = "xgnutls")
AM_CONDITIONAL(HAVE_WSS, test "x$ws_crypto_library" = "xgnutls")
# build using pgm
have_pgm_library="no"
AC_ARG_WITH([pgm], [AS_HELP_STRING([--with-pgm],
[build libzmq with PGM extension. Requires pkg-config [default=no]])],
[with_pgm_ext=$withval],
[with_pgm_ext=no])
# conditionally require pgm package
if test "x$with_pgm_ext" != "xno"; then
PKG_CHECK_MODULES([pgm], [openpgm-5.3 >= 5.3], [
have_pgm_library="yes"
PKGCFG_NAMES_PRIVATE="$PKGCFG_NAMES_PRIVATE openpgm-5.3 >= 5.3"
], [
PKG_CHECK_MODULES([pgm], [openpgm-5.2 >= 5.2], [
have_pgm_library="yes"
PKGCFG_NAMES_PRIVATE="$PKGCFG_NAMES_PRIVATE openpgm-5.2 >= 5.2"
], [
PKG_CHECK_MODULES([pgm], [openpgm-5.1 >= 5.1], [
have_pgm_library="yes"
PKGCFG_NAMES_PRIVATE="$PKGCFG_NAMES_PRIVATE openpgm-5.1 >= 5.1"
])
])
])
fi
if test "x$have_pgm_library" = "xyes"; then
AC_DEFINE(ZMQ_HAVE_OPENPGM, [1], [Have OpenPGM extension])
fi
AM_CONDITIONAL(HAVE_PGM, test "x$have_pgm_library" = "xyes")
# This uses "--with-norm" to point to the "norm" directory
# for "norm/include" and "norm/lib"
#(if "--with-norm=yes" is given, then assume installed on system)
AC_ARG_WITH([norm],
[AS_HELP_STRING([--with-norm],
[build libzmq with NORM protocol extension, optionally specifying norm path [default=no]])],
[with_norm_ext=$withval],
[with_norm_ext=no])
AC_MSG_CHECKING("with_norm_ext = ${with_norm_ext}")
if test "x$with_norm_ext" != "xno"; then
PKG_CHECK_MODULES([norm], [norm], [
have_norm_library="yes"
PKGCFG_NAMES_PRIVATE="$PKGCFG_NAMES_PRIVATE norm"
], [
AC_MSG_RESULT([yes])
norm_LIBS=""
norm_CFLAGS=""
if test "x$with_norm_ext" != "xyes"; then
norm_path="${with_norm_ext}"
norm_CFLAGS="${norm_CFLAGS} -I${norm_path}/include"
norm_LIBS="${norm_LIBS} -L${norm_path}/lib"
fi
norm_LIBS="${norm_LIBS} -lnorm"
have_norm_library="yes"
PKGCFG_LIBS_PRIVATE="$PKGCFG_LIBS_PRIVATE $norm_LIBS"
AC_SUBST(norm_LIBS)
AC_SUBST(norm_CFLAGS)
])
else
AC_MSG_RESULT([no])
fi
if test "x$have_norm_library" = "xyes"; then
AC_DEFINE(ZMQ_HAVE_NORM, [1], [Have NORM protocol extension])
fi
AM_CONDITIONAL(HAVE_NORM, test "x$have_norm_library" = "xyes")
# build using vmci
have_vmci_library="no"
AC_ARG_WITH([vmci], [AS_HELP_STRING([--with-vmci],
[build libzmq with VMCI transport [default=no]])],
[have_vmci_ext=$withval],
[have_vmci_ext=no])
if test "x$have_vmci_ext" != "xno"; then
AC_DEFINE(ZMQ_HAVE_VMCI, 1, [Have VMCI transport])
if test "x$have_vmci_ext" != "xyes"; then
vmci_path="${have_vmci_ext}"
LIBZMQ_VMCI_CXXFLAGS="-I${vmci_path}"
LIBZMQ_VMCI_LDFLAGS="-I${vmci_path}"
LIBZMQ_EXTRA_CXXFLAGS="${LIBZMQ_VMCI_CXXFLAGS} ${LIBZMQ_EXTRA_CXXFLAGS}"
LIBZMQ_EXTRA_LDFLAGS="${LIBZMQ_VMCI_LDFLAGS} ${LIBZMQ_EXTRA_LDFLAGS}"
fi
fi
AM_CONDITIONAL(HAVE_VMCI, test "x$have_vmci_ext" != "xno")
# Set -Wall, -Werror and -pedantic
AC_LANG_PUSH([C++])
# Check how to enable -Wall
LIBZMQ_LANG_WALL([CXXFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_wall_flag $CXXFLAGS"])
if test "x$libzmq_werror" = "xyes" -a "x$libzmq_cv_[]_AC_LANG_ABBREV[]_sun_studio_compiler" != "xyes"; then
LIBZMQ_LANG_WERROR([CXXFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_werror_flag $CXXFLAGS"])
fi
if test "x$libzmq_pedantic" = "xyes"; then
LIBZMQ_LANG_STRICT([CXXFLAGS="$libzmq_cv_[]_AC_LANG_ABBREV[]_strict_flag $CXXFLAGS"])
fi
AC_LANG_POP([C++])
AM_CONDITIONAL(BUILD_TIPC, test "x$libzmq_tipc_support" = "xyes")
AM_CONDITIONAL(ON_MINGW, test "x$libzmq_on_mingw" = "xyes")
AM_CONDITIONAL(ON_CYGWIN, test "x$libzmq_on_cygwin" = "xyes")
AM_CONDITIONAL(ON_ANDROID, test "x$libzmq_on_android" = "xyes")
AM_CONDITIONAL(ON_LINUX, test "x$libzmq_on_linux" = "xyes")
AM_CONDITIONAL(ON_GNU, test "x$libzmq_on_gnu" = "xyes")
# Check for __atomic_Xxx compiler intrinsics
AC_LANG_PUSH([C++])
AX_CHECK_COMPILE_FLAG([-Watomic-alignment],
[CXXFLAGS+=" -Wno-atomic-alignment"],
[],
[-Werror])
LIBZMQ_CHECK_ATOMIC_INTRINSICS([
AC_DEFINE([ZMQ_HAVE_ATOMIC_INTRINSICS],
[1],
[Whether compiler has __atomic_Xxx intrinsics.])
])
AC_LANG_POP([C++])
# Checks for library functions.
AC_TYPE_SIGNAL
AC_CHECK_FUNCS(perror gettimeofday clock_gettime memset socket getifaddrs freeifaddrs fork mkdtemp accept4)
AC_CHECK_HEADERS([alloca.h])
# string.h doesn't seem to be included by default in Fedora 30
AC_MSG_CHECKING([whether strnlen is available])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[#include <string.h>]],
[[size_t bar = strnlen ("foo", 1); (void)bar; return 0;]])
],[
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_STRNLEN, [1],
[strnlen is available])
],[
AC_MSG_RESULT([no])
])
AC_MSG_CHECKING([whether if_nametoindex is available])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[
#ifdef _WIN32
#include <iphlpapi.h>
#else
#include <sys/types.h>
#include <sys/socket.h>
#include <net/if.h>
#endif]], [[
if_nametoindex("");
]])],[
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_IF_NAMETOINDEX, [1],
[if_nametoindex is available])
],[
AC_MSG_RESULT([no])
])
AC_ARG_ENABLE([libbsd],
[AS_HELP_STRING([--enable-libbsd],
[enable libbsd [default=auto]])],
[enable_libbsd=$enableval],
[enable_libbsd="auto"])
if test "x$enable_libbsd" != "xno"; then
PKG_CHECK_MODULES(LIBBSD, [libbsd],
[
AC_DEFINE(ZMQ_HAVE_LIBBSD, 1, [The libbsd library is to be used])
AC_SUBST([LIBBSD_CFLAGS])
AC_SUBST([LIBBSD_LIBS])
PKGCFG_NAMES_PRIVATE="$PKGCFG_NAMES_PRIVATE libbsd"
found_libbsd="yes"
],
[
found_libbsd="no"
if test "x$enable_libbsd" = "xyes"; then
AC_MSG_ERROR([Cannot find libbsd])
else
AC_MSG_WARN([Cannot find libbsd])
fi
])
fi
AC_MSG_CHECKING([whether strlcpy is available])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[#include <string.h>]],
[[char buf [100]; size_t bar = strlcpy (buf, "foo", 100); (void)bar; return 0;]])
],[
AC_MSG_RESULT([yes])
AC_DEFINE(ZMQ_HAVE_STRLCPY, [1],
[strlcpy is available])
],[
AC_MSG_RESULT([no])
])
# pthread_setname is non-posix, and there are at least 4 different implementations
AC_MSG_CHECKING([whether signature of pthread_setname_np() has 1 argument])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[#include <pthread.h>]],
[[pthread_setname_np ("foo"); return 0;]])
],[
AC_MSG_RESULT([yes])
AC_DEFINE(ZMQ_HAVE_PTHREAD_SETNAME_1, [1],
[Whether pthread_setname_np() has 1 argument])
],[
AC_MSG_RESULT([no])
])
AC_MSG_CHECKING([whether signature of pthread_setname_np() has 2 arguments])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[#include <pthread.h>]],
[[pthread_setname_np (pthread_self (), "foo"); return 0;]])
],[
AC_MSG_RESULT([yes])
AC_DEFINE(ZMQ_HAVE_PTHREAD_SETNAME_2, [1],
[Whether pthread_setname_np() has 2 arguments])
],[
AC_MSG_RESULT([no])
])
AC_MSG_CHECKING([whether signature of pthread_setname_np() has 3 arguments])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[#include <pthread.h>]],
[[pthread_setname_np (pthread_self(), "foo", (void *)0); return 0;]])
],[
AC_MSG_RESULT([yes])
AC_DEFINE(ZMQ_HAVE_PTHREAD_SETNAME_3, [1],
[Whether pthread_setname_np() has 3 arguments])
],[
AC_MSG_RESULT([no])
])
AC_MSG_CHECKING([whether pthread_set_name_np() exists])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[#include <pthread.h>]],
[[pthread_set_name_np (pthread_self(), "foo"); return 0;]])
],[
AC_MSG_RESULT([yes])
AC_DEFINE(ZMQ_HAVE_PTHREAD_SET_NAME, [1],
[Whether pthread_set_name_np() exists])
],[
AC_MSG_RESULT([no])
])
# pthread_setaffinity_np is non-posix:
AC_MSG_CHECKING([whether pthread_setaffinity_np() exists])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[#include <pthread.h>]],
[[cpu_set_t test; pthread_setaffinity_np (pthread_self(), sizeof(cpu_set_t), &test); return 0;]])
],[
AC_MSG_RESULT([yes])
AC_DEFINE(ZMQ_HAVE_PTHREAD_SET_AFFINITY, [1],
[Whether pthread_setaffinity_np() exists])
],[
AC_MSG_RESULT([no])
])
LIBZMQ_CHECK_SOCK_CLOEXEC([
AC_DEFINE([ZMQ_HAVE_SOCK_CLOEXEC],
[1],
[Whether SOCK_CLOEXEC is defined and functioning.])
])
LIBZMQ_CHECK_O_CLOEXEC([
AC_DEFINE([ZMQ_HAVE_O_CLOEXEC],
[1],
[Whether O_CLOEXEC is defined and functioning.])
])
LIBZMQ_CHECK_SO_BINDTODEVICE([
AC_DEFINE([ZMQ_HAVE_SO_BINDTODEVICE],
[1],
[Whether SO_BINDTODEVICE is supported.])
])
# TCP keep-alives Checks.
LIBZMQ_CHECK_SO_KEEPALIVE([
AC_DEFINE([ZMQ_HAVE_SO_KEEPALIVE],
[1],
[Whether SO_KEEPALIVE is supported.])
])
LIBZMQ_CHECK_TCP_KEEPCNT([
AC_DEFINE([ZMQ_HAVE_TCP_KEEPCNT],
[1],
[Whether TCP_KEEPCNT is supported.])
])
LIBZMQ_CHECK_TCP_KEEPIDLE([
AC_DEFINE([ZMQ_HAVE_TCP_KEEPIDLE],
[1],
[Whether TCP_KEEPIDLE is supported.])
])
LIBZMQ_CHECK_TCP_KEEPINTVL([
AC_DEFINE([ZMQ_HAVE_TCP_KEEPINTVL],
[1],
[Whether TCP_KEEPINTVL is supported.])
])
LIBZMQ_CHECK_TCP_KEEPALIVE([
AC_DEFINE([ZMQ_HAVE_TCP_KEEPALIVE],
[1],
[Whether TCP_KEEPALIVE is supported.])
])
LIBZMQ_CHECK_SO_PRIORITY([
AC_DEFINE([ZMQ_HAVE_SO_PRIORITY],
[1],
[Whether SO_PRIORITY is supported.])
])
LIBZMQ_CHECK_GETRANDOM([
AC_DEFINE([ZMQ_HAVE_GETRANDOM],
[1],
[Whether getrandom is supported.])
])
AM_CONDITIONAL(HAVE_FORK, test "x$ac_cv_func_fork" = "xyes")
if test "x$cross_compiling" = "xyes"; then