forked from libevent/libevent
-
Notifications
You must be signed in to change notification settings - Fork 0
/
CMakeLists.txt
1633 lines (1378 loc) · 46.5 KB
/
CMakeLists.txt
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
#
# Libevent CMake project
#
# Based on initial work by:
# Alexey Ozeritsky
#
# Additional changes:
# Brodie Thiesfield
# Joakim Soderberg
# Trond Norbye
# Sergei Nikulov
#
# Build example:
#
# cd libevent
# md build
# cd build
# cmake -G "Visual Studio 10" ..
# start libevent.sln
#
cmake_minimum_required(VERSION 3.1.2 FATAL_ERROR)
if (POLICY CMP0054)
cmake_policy(SET CMP0054 NEW)
endif()
if (POLICY CMP0074)
cmake_policy(SET CMP0074 NEW)
endif()
if (POLICY CMP0075)
cmake_policy(SET CMP0075 NEW)
endif()
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Release
CACHE STRING "Set build type to Debug or Release (default Release)" FORCE)
endif()
string(TOLOWER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_LOWER)
# get rid of the extra default configurations
# what? why would you get id of other useful build types? - Ellzey
set(CMAKE_CONFIGURATION_TYPES "Debug;Release" CACHE STRING "Limited configurations" FORCE)
set(EVENT__LIBRARY_TYPE DEFAULT CACHE STRING
"Set library type to SHARED/STATIC/BOTH (default SHARED for MSVC, otherwise BOTH)")
project(libevent C)
list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake/")
string(REGEX MATCH "SunOS" SOLARIS "${CMAKE_SYSTEM_NAME}")
include(CheckTypeSize)
include(CheckFileOffsetBits)
include(Macros)
include(CheckVariableExists)
include(CheckSymbolExists)
include(CheckStructHasMember)
include(CheckCSourceCompiles)
include(CheckPrototypeDefinition)
include(CheckFunctionKeywords)
include(CheckConstExists)
include(AddCompilerFlags)
include(VersionViaGit)
event_fuzzy_version_from_git()
set(EVENT_VERSION_MAJOR ${EVENT_GIT___VERSION_MAJOR})
set(EVENT_VERSION_MINOR ${EVENT_GIT___VERSION_MINOR})
set(EVENT_VERSION_PATCH ${EVENT_GIT___VERSION_PATCH})
set(EVENT_VERSION_STAGE ${EVENT_GIT___VERSION_STAGE})
set(EVENT_ABI_MAJOR ${EVENT_VERSION_MAJOR})
set(EVENT_ABI_MINOR ${EVENT_VERSION_MINOR})
set(EVENT_ABI_PATCH ${EVENT_VERSION_PATCH})
set(EVENT_ABI_LIBVERSION
"${EVENT_ABI_MAJOR}.${EVENT_ABI_MINOR}.${EVENT_ABI_PATCH}")
set(EVENT_PACKAGE_VERSION
"${EVENT_VERSION_MAJOR}.${EVENT_VERSION_MINOR}.${EVENT_VERSION_PATCH}")
# equals to VERSION_INFO in Makefile.am
set(EVENT_ABI_LIBVERSION_CURRENT 1)
set(EVENT_ABI_LIBVERSION_REVISION 0)
set(EVENT_ABI_LIBVERSION_AGE 0)
# equals to RELEASE in Makefile.am
set(EVENT_PACKAGE_RELEASE 2.2)
set(EVENT_NUMERIC_VERSION 0x02020001)
# only a subset of names can be used, defaults to "beta"
set(EVENT_STAGE_NAME ${EVENT_VERSION_STAGE})
# a list that defines what can set for EVENT_STAGE_VERSION
set(EVENT__ALLOWED_STAGE_NAMES
rc
beta
alpha
alpha-dev
release
stable
)
list(
FIND EVENT__ALLOWED_STAGE_NAMES
"${EVENT_STAGE_NAME}"
EVENT__STAGE_RET
)
if (EVENT__STAGE_RET EQUAL -1)
message(WARNING
"stage ${EVENT_STAGE_NAME} is not allowed, reset to beta")
set(EVENT_STAGE_NAME beta)
endif()
set(EVENT_VERSION
"${EVENT_VERSION_MAJOR}.${EVENT_VERSION_MINOR}.${EVENT_VERSION_PATCH}-${EVENT_STAGE_NAME}")
option(EVENT__DISABLE_DEBUG_MODE
"Define if libevent should build without support for a debug mode" OFF)
option(EVENT__ENABLE_VERBOSE_DEBUG
"Enables verbose debugging" OFF)
option(EVENT__DISABLE_MM_REPLACEMENT
"Define if libevent should not allow replacing the mm functions" OFF)
option(EVENT__DISABLE_THREAD_SUPPORT
"Define if libevent should not be compiled with thread support" OFF)
option(EVENT__DISABLE_OPENSSL
"Define if libevent should build without support for OpenSSL encryption" OFF)
option(EVENT__DISABLE_MBEDTLS
"Define if libevent should build without support for mbed TLS encryption" OFF)
option(EVENT__DISABLE_BENCHMARK
"Defines if libevent should build without the benchmark executables" OFF)
option(EVENT__DISABLE_TESTS
"If tests should be compiled or not" OFF)
option(EVENT__DISABLE_REGRESS
"Disable the regress tests" OFF)
option(EVENT__DISABLE_SAMPLES
"Disable sample files" OFF)
option(EVENT__DISABLE_CLOCK_GETTIME
"Do not use clock_gettime even if it is available" OFF)
option(EVENT__FORCE_KQUEUE_CHECK
"When crosscompiling forces running a test program that verifies that Kqueue works with pipes. Note that this requires you to manually run the test program on the cross compilation target to verify that it works. See cmake documentation for try_run for more details" OFF)
# TODO: Add --disable-largefile omit support for large files
option(EVENT__COVERAGE
"Enable running gcov to get a test coverage report (only works with GCC/CLang). Make sure to enable -DCMAKE_BUILD_TYPE=Debug as well." OFF)
# Put the libaries and binaries that get built into directories at the
# top of the build tree rather than in hard-to-find leaf directories.
#
# But only if this variables are not defined yet
# (i.e. libevent is used via add_subdirectory())
if (NOT DEFINED CMAKE_RUNTIME_OUTPUT_DIRECTORY)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin)
endif()
if (NOT DEFINED CMAKE_LIBRARY_OUTPUT_DIRECTORY)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/lib)
endif()
if (NOT DEFINED CMAKE_ARCHIVE_OUTPUT_DIRECTORY)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/lib)
endif()
if (EVENT__ENABLE_VERBOSE_DEBUG)
add_definitions(-DUSE_DEBUG=1)
endif()
# make it colorful under ninja-build
if ("${CMAKE_GENERATOR}" STREQUAL "Ninja")
add_compiler_flags(-fdiagnostics-color=always)
endif()
# Setup compiler flags for coverage.
if (EVENT__COVERAGE)
if (NOT "${CMAKE_BUILD_TYPE_LOWER}" STREQUAL "debug")
message(FATAL_ERROR "Coverage requires -DCMAKE_BUILD_TYPE=Debug")
endif()
message(STATUS "Setting coverage compiler flags")
set(CMAKE_REQUIRED_LIBRARIES "--coverage")
add_compiler_flags(-g -O0 --coverage)
set(CMAKE_REQUIRED_LIBRARIES "")
endif()
set(GNUC 0)
set(CLANG 0)
set(MSVC 0)
if (("${CMAKE_C_COMPILER_ID}" STREQUAL "Clang") OR
("${CMAKE_C_COMPILER_ID}" STREQUAL "AppleClang"))
set(CLANG 1)
endif()
if (("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU") OR (${CLANG}))
set(GNUC 1)
endif()
if (("${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC") OR ("${CMAKE_C_SIMULATE_ID}" STREQUAL "MSVC"))
set(MSVC 1)
endif()
# Detect library type
set(EVENT_LIBRARY_TYPE)
if ("${EVENT__LIBRARY_TYPE}" STREQUAL "DEFAULT")
if (${MSVC})
set(EVENT_LIBRARY_TYPE SHARED)
else()
set(EVENT_LIBRARY_TYPE BOTH)
endif()
else()
string(TOUPPER "${EVENT__LIBRARY_TYPE}" EVENT_LIBRARY_TYPE)
endif()
if ((${MSVC}) AND ("${EVENT_LIBRARY_TYPE}" STREQUAL "BOTH"))
message(WARNING
"Building SHARED and STATIC is not supported for MSVC "
"(due to conflicts in library name"
" between STATIC library and IMPORTED library for SHARED libraries)")
endif()
set(EVENT_LIBRARY_STATIC OFF)
set(EVENT_LIBRARY_SHARED OFF)
if ("${EVENT_LIBRARY_TYPE}" STREQUAL "BOTH")
set(EVENT_LIBRARY_STATIC ON)
set(EVENT_LIBRARY_SHARED ON)
elseif ("${EVENT_LIBRARY_TYPE}" STREQUAL "STATIC")
set(EVENT_LIBRARY_STATIC ON)
elseif ("${EVENT_LIBRARY_TYPE}" STREQUAL "SHARED")
set(EVENT_LIBRARY_SHARED ON)
else()
message(FATAL_ERROR "${EVENT_LIBRARY_TYPE} is not supported")
endif()
if (${MSVC})
set(msvc_static_runtime OFF)
if ("${EVENT_LIBRARY_TYPE}" STREQUAL "STATIC")
set(msvc_static_runtime ON)
endif()
# For more info:
# - https://docs.microsoft.com/en-us/cpp/build/reference/md-mt-ld-use-run-time-library?view=vs-2017
# - https://gitlab.kitware.com/cmake/community/wikis/FAQ#how-can-i-build-my-msvc-application-with-a-static-runtime
option(EVENT__MSVC_STATIC_RUNTIME
"Link static runtime libraries"
${msvc_static_runtime})
if (EVENT__MSVC_STATIC_RUNTIME)
foreach (flag_var
CMAKE_C_FLAGS_DEBUG
CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL
CMAKE_C_FLAGS_RELWITHDEBINFO
)
if (${flag_var} MATCHES "/MD")
string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
endif()
endforeach()
endif()
endif()
# GNUC specific options.
if (${GNUC})
option(EVENT__DISABLE_GCC_WARNINGS "Disable verbose warnings with GCC" OFF)
option(EVENT__ENABLE_GCC_HARDENING "Enable compiler security checks" OFF)
option(EVENT__ENABLE_GCC_FUNCTION_SECTIONS "Enable gcc function sections" OFF)
option(EVENT__ENABLE_GCC_WARNINGS "Make all GCC warnings into errors" OFF)
set(GCC_V ${CMAKE_C_COMPILER_VERSION})
list(APPEND __FLAGS
-Wall -Wextra -Wno-unused-parameter -Wstrict-aliasing -Wstrict-prototypes
-fno-strict-aliasing # gcc 2.9.5+
-Wmissing-prototypes
# gcc 4
-Winit-self
-Wmissing-field-initializers
-Wdeclaration-after-statement
# gcc 4.2
-Waddress
-Wnormalized=id
-Woverride-init
# gcc 4.5
-Wlogical-op
-Wwrite-strings
)
if (${CLANG})
list(APPEND __FLAGS -Wno-unused-function)
endif()
if (EVENT__DISABLE_GCC_WARNINGS)
list(APPEND __FLAGS -w)
endif()
if (EVENT__ENABLE_GCC_HARDENING)
list(APPEND __FLAGS
-fstack-protector-all
-fwrapv
-fPIE
-Wstack-protector
"--param ssp-buffer-size=1")
add_definitions(-D_FORTIFY_SOURCE=2)
endif()
if (EVENT__ENABLE_GCC_FUNCTION_SECTIONS)
list(APPEND __FLAGS -ffunction-sections)
# TODO: Add --gc-sections support. We need some checks for NetBSD to ensure this works.
endif()
if (EVENT__ENABLE_GCC_WARNINGS)
list(APPEND __FLAGS -Werror)
endif()
add_compiler_flags(${__FLAGS})
endif()
if (APPLE)
# Clang on macOS emits warnings for each directory specified which isn't used
add_compiler_flags(
-Qunused-arguments
)
endif()
if (MINGW OR CYGWIN)
set(WIN32 TRUE)
endif()
# Winsock.
if(WIN32)
set(CMAKE_REQUIRED_LIBRARIES ws2_32 shell32 advapi32 bcrypt)
set(CMAKE_REQUIRED_DEFINITIONS -FIwinsock2.h -FIws2tcpip.h -D_WIN32_WINNT=0x0600)
endif()
if (SOLARIS)
set(CMAKE_REQUIRED_LIBRARIES socket nsl)
endif()
# Check if _GNU_SOURCE is available.
if (NOT DEFINED _GNU_SOURCE)
CHECK_SYMBOL_EXISTS(__GNU_LIBRARY__ "features.h" _GNU_SOURCE)
if (NOT _GNU_SOURCE)
unset(_GNU_SOURCE CACHE)
CHECK_SYMBOL_EXISTS(_GNU_SOURCE "features.h" _GNU_SOURCE)
endif()
if (ANDROID)
set(_GNU_SOURCE TRUE)
endif()
endif()
if (_GNU_SOURCE)
add_definitions(-D_GNU_SOURCE=1)
set(CMAKE_REQUIRED_DEFINITIONS -D_GNU_SOURCE)
endif()
# Check if header files exist
list(APPEND FILES_TO_CHECK
fcntl.h
inttypes.h
memory.h
signal.h
stdarg.h
stddef.h
stdint.h
stdlib.h
string.h
errno.h
unistd.h
time.h
sys/types.h
sys/stat.h
sys/time.h
sys/param.h
)
if (WIN32)
list(APPEND FILES_TO_CHECK
io.h
winsock2.h
ws2tcpip.h
afunix.h
)
else()
list(APPEND FILES_TO_CHECK
netdb.h
dlfcn.h
arpa/inet.h
poll.h
port.h
sys/socket.h
sys/random.h
sys/un.h
sys/devpoll.h
sys/epoll.h
sys/eventfd.h
sys/event.h
sys/ioctl.h
sys/mman.h
sys/queue.h
sys/select.h
sys/sendfile.h
sys/uio.h
sys/wait.h
sys/resource.h
sys/timerfd.h
netinet/in.h
netinet/in6.h
netinet/tcp.h
ifaddrs.h
)
endif()
if (NOT "${CMAKE_HOST_SYSTEM_NAME}" STREQUAL "Linux")
list(APPEND FILES_TO_CHECK sys/sysctl.h)
endif()
if (APPLE)
list(APPEND FILES_TO_CHECK
mach/mach_time.h
mach/mach.h
)
endif()
foreach(FILE ${FILES_TO_CHECK})
CHECK_INCLUDE_FILE_CONCAT(${FILE} "EVENT")
endforeach()
unset(FILES_TO_CHECK)
# Check if functions exist
list(APPEND SYMBOLS_TO_CHECK
getaddrinfo
getnameinfo
getprotobynumber
getservbyname
gethostbyname
inet_ntop
inet_pton
gettimeofday
signal
strtoll
splice
strlcpy
strsep
strtok_r
vasprintf
timerclear
timercmp
timerisset
timeradd
nanosleep
putenv
umask
)
if (NOT EVENT__DISABLE_CLOCK_GETTIME)
list(APPEND SYMBOLS_TO_CHECK clock_gettime)
endif()
if (WIN32)
list(APPEND SYMBOLS_TO_CHECK
_gmtime64_s
_gmtime64
)
else()
list(APPEND SYMBOLS_TO_CHECK
getifaddrs
select
epoll_create
epoll_create1
epoll_ctl
eventfd
poll
port_create
kqueue
fcntl
mmap
pipe
pipe2
sendfile
sigaction
strsignal
sysctl
accept4
arc4random
arc4random_buf
arc4random_addrandom
getrandom
getegid
geteuid
issetugid
usleep
timerfd_create
setenv
unsetenv
setrlimit
gethostbyname_r
)
if (APPLE)
list(APPEND SYMBOLS_TO_CHECK mach_absolute_time)
endif()
endif()
# Add stdio.h for vasprintf
set(EVENT_INCLUDES ${EVENT_INCLUDES} stdio.h)
CHECK_SYMBOLS_EXIST("${SYMBOLS_TO_CHECK}" "${EVENT_INCLUDES}" "EVENT")
unset(SYMBOLS_TO_CHECK)
set(EVENT__HAVE_EPOLL ${EVENT__HAVE_EPOLL_CREATE})
if(WIN32 AND NOT CYGWIN)
set(EVENT__HAVE_WEPOLL 1)
endif()
# Get the gethostbyname_r prototype.
if(EVENT__HAVE_GETHOSTBYNAME_R)
CHECK_PROTOTYPE_DEFINITION(gethostbyname_r
"int gethostbyname_r(const char *name, struct hostent *hp, struct hostent_data *hdata)"
"0"
"netdb.h"
EVENT__HAVE_GETHOSTBYNAME_R_3_ARG)
CHECK_PROTOTYPE_DEFINITION(gethostbyname_r
"struct hostent *gethostbyname_r(const char *name, struct hostent *hp, char *buf, size_t buflen, int *herr)"
"NULL"
"netdb.h"
EVENT__HAVE_GETHOSTBYNAME_R_5_ARG)
CHECK_PROTOTYPE_DEFINITION(gethostbyname_r
"int gethostbyname_r(const char *name, struct hostent *hp, char *buf, size_t buflen, struct hostent **result, int *herr)"
"0"
"netdb.h"
EVENT__HAVE_GETHOSTBYNAME_R_6_ARG)
endif()
if(HAVE_PORT_H AND HAVE_PORT_CREATE)
set(EVENT__HAVE_EVENT_PORTS 1)
endif()
# Only `CHECK_TYPE_SIZE()' will use `CMAKE_EXTRA_INCLUDE_FILES'
set(CMAKE_EXTRA_INCLUDE_FILES ${EVENT_INCLUDES})
CHECK_TYPE_SIZE("struct sockaddr_un" EVENT__HAVE_STRUCT_SOCKADDR_UN)
CHECK_TYPE_SIZE("uint8_t" EVENT__HAVE_UINT8_T)
CHECK_TYPE_SIZE("uint16_t" EVENT__HAVE_UINT16_T)
CHECK_TYPE_SIZE("uint32_t" EVENT__HAVE_UINT32_T)
CHECK_TYPE_SIZE("uint64_t" EVENT__HAVE_UINT64_T)
CHECK_TYPE_SIZE("short" EVENT__SIZEOF_SHORT BUILTIN_TYPES_ONLY)
CHECK_TYPE_SIZE("int" EVENT__SIZEOF_INT BUILTIN_TYPES_ONLY)
CHECK_TYPE_SIZE("unsigned" EVENT__SIZEOF_UNSIGNED BUILTIN_TYPES_ONLY)
CHECK_TYPE_SIZE("unsigned int" EVENT__SIZEOF_UNSIGNED_INT BUILTIN_TYPES_ONLY)
CHECK_TYPE_SIZE("long" EVENT__SIZEOF_LONG BUILTIN_TYPES_ONLY)
CHECK_TYPE_SIZE("long long" EVENT__SIZEOF_LONG_LONG BUILTIN_TYPES_ONLY)
if(WIN32)
# These aren't available until Windows Vista.
# But you can still link them. They just won't be found when running the exe.
set(EVENT__HAVE_INET_NTOP 0)
set(EVENT__HAVE_INET_PTON 0)
endif()
# Check for different inline keyword versions.
check_function_keywords("inline" "__inline" "__inline__")
if (HAVE_INLINE)
set(EVENT__inline inline)
elseif (HAVE___INLINE)
set(EVENT__inline __inline)
elseif(HAVE___INLINE__)
set(EVENT__inline __inline__)
else()
set(EVENT__inline)
endif()
# __func__/__FUNCTION__ is not a macros in general
CHECK_SYMBOL_EXISTS("__func__" "" EVENT__HAVE___func__)
CHECK_SYMBOL_EXISTS("__FUNCTION__" "" EVENT__HAVE___FUNCTION__)
CHECK_SYMBOL_EXISTS(TAILQ_FOREACH sys/queue.h EVENT__HAVE_TAILQFOREACH)
CHECK_CONST_EXISTS(CTL_KERN sys/sysctl.h EVENT__HAVE_DECL_CTL_KERN)
CHECK_CONST_EXISTS(KERN_ARND sys/sysctl.h EVENT__HAVE_DECL_KERN_ARND)
CHECK_SYMBOL_EXISTS(F_SETFD fcntl.h EVENT__HAVE_SETFD)
CHECK_TYPE_SIZE(fd_mask EVENT__HAVE_FD_MASK)
CHECK_TYPE_SIZE(size_t EVENT__SIZEOF_SIZE_T)
if(NOT EVENT__SIZEOF_SIZE_T)
set(EVENT__size_t "unsigned")
set(EVENT__SIZEOF_SIZE_T ${EVENT__SIZEOF_UNSIGNED})
else()
set(EVENT__size_t size_t)
endif()
CHECK_TYPE_SIZE("off_t" EVENT__SIZEOF_OFF_T LANGUAGE C)
# XXX we should functionalize these size and type sets. --elley
# Winssck.
if (_MSC_VER)
list(APPEND CMAKE_EXTRA_INCLUDE_FILES BaseTsd.h)
endif()
CHECK_TYPE_SIZE("ssize_t" EVENT__SIZEOF_SSIZE_T_LOWER LANGUAGE C)
CHECK_TYPE_SIZE("SSIZE_T" EVENT__SIZEOF_SSIZE_T_UPPER LANGUAGE C)
if (EVENT__SIZEOF_SSIZE_T_LOWER)
set(EVENT__ssize_t "ssize_t")
set(EVENT__SIZEOF_SSIZE_T ${EVENT__SIZEOF_SSIZE_T_LOWER})
elseif (EVENT__SIZEOF_SSIZE_T_UPPER)
set(EVENT__ssize_t "SSIZE_T")
set(EVENT__SIZEOF_SSIZE_T ${EVENT__SIZEOF_SSIZE_T_UPPER})
else()
set(EVENT__ssize_t "int")
set(EVENT__SIZEOF_SSIZE_T ${EVENT__SIZEOF_INT})
endif()
CHECK_TYPE_SIZE(socklen_t EVENT__SIZEOF_SOCKLEN_T)
if(NOT EVENT__SIZEOF_SOCKLEN_T)
set(EVENT__socklen_t "unsigned int")
set(EVENT__SIZEOF_SOCKLEN_T ${EVENT__SIZEOF_UNSIGNED_INT})
else()
set(EVENT__socklen_t "socklen_t")
endif()
CHECK_TYPE_SIZE(pid_t EVENT__SIZEOF_PID_T)
if(NOT EVENT__SIZEOF_PID_T)
set(EVENT__SIZEOF_PID_T ${EVENT__SIZEOF_INT})
else()
set(EVENT__SIZEOF_PID_T EVENT__SIZEOF_PID_T)
endif()
if (NOT EVENT__DISABLE_THREAD_SUPPORT)
if (NOT WIN32)
list(APPEND CMAKE_EXTRA_INCLUDE_FILES pthread.h)
endif()
CHECK_TYPE_SIZE(pthread_t EVENT__SIZEOF_PTHREAD_T)
endif()
if(EVENT__HAVE_CLOCK_GETTIME)
set(EVENT__DNS_USE_CPU_CLOCK_FOR_ID 1)
endif()
# we're just getting lazy now.
CHECK_TYPE_SIZE("uintptr_t" EVENT__HAVE_UINTPTR_T)
CHECK_TYPE_SIZE("void *" EVENT__SIZEOF_VOID_P)
CHECK_TYPE_SIZE("time_t" EVENT__SIZEOF_TIME_T)
# Tests file offset bits.
# TODO: Add AIX test for if -D_LARGE_FILES is needed.
# XXX: Why is this here? we don't even use it. Well, we don't even use it
# on top of that, why is it set in the config.h?! IT_MAKES_NO_SENSE
# I'm commenting it out for now.
# - ellzey
#CHECK_FILE_OFFSET_BITS()
# Verify kqueue works with pipes.
if (EVENT__HAVE_KQUEUE)
if ((CMAKE_CROSSCOMPILING OR APPLE) AND NOT EVENT__FORCE_KQUEUE_CHECK)
message(WARNING "Cannot check if kqueue works with pipes when crosscompiling, use EVENT__FORCE_KQUEUE_CHECK to be sure (this requires manually running a test program on the cross compilation target)")
set(EVENT__HAVE_WORKING_KQUEUE 1)
else()
message(STATUS "Checking if kqueue works with pipes...")
include(CheckWorkingKqueue)
endif()
endif()
if(EVENT__HAVE_NETDB_H)
list(APPEND CMAKE_EXTRA_INCLUDE_FILES netdb.h)
CHECK_TYPE_SIZE("struct addrinfo" EVENT__HAVE_STRUCT_ADDRINFO)
elseif(WIN32)
list(APPEND CMAKE_EXTRA_INCLUDE_FILES ws2tcpip.h)
CHECK_TYPE_SIZE("struct addrinfo" EVENT__HAVE_STRUCT_ADDRINFO)
endif()
# Check for sockaddr structure sizes.
set(SOCKADDR_HEADERS)
if (WIN32)
set(CMAKE_REQUIRED_DEFINITIONS "-DWIN32_LEAN_AND_MEAN")
if (_MSC_VER LESS 1300)
set(SOCKADDR_HEADERS winsock.h)
else()
set(SOCKADDR_HEADERS winsock2.h ws2tcpip.h)
endif()
else()
if (EVENT__HAVE_NETINET_IN_H)
set(SOCKADDR_HEADERS ${SOCKADDR_HEADERS} netinet/in.h)
endif()
if (EVENT__HAVE_NETINET_IN6_H)
set(SOCKADDR_HEADERS ${SOCKADDR_HEADERS} netinet/in6.h)
endif()
if (EVENT__HAVE_SYS_SOCKET_H)
set(SOCKADDR_HEADERS ${SOCKADDR_HEADERS} sys/socket.h)
endif()
if (EVENT__HAVE_NETDB_H)
set(SOCKADDR_HEADERS ${SOCKADDR_HEADERS} netdb.h)
endif()
endif()
CHECK_TYPE_SIZE("struct in6_addr" EVENT__HAVE_STRUCT_IN6_ADDR)
if(EVENT__HAVE_STRUCT_IN6_ADDR)
CHECK_STRUCT_HAS_MEMBER("struct in6_addr"
s6_addr16 "${SOCKADDR_HEADERS}"
EVENT__HAVE_STRUCT_IN6_ADDR_S6_ADDR16)
CHECK_STRUCT_HAS_MEMBER("struct in6_addr"
s6_addr32 "${SOCKADDR_HEADERS}"
EVENT__HAVE_STRUCT_IN6_ADDR_S6_ADDR32)
endif()
CHECK_TYPE_SIZE("sa_family_t" EVENT__HAVE_SA_FAMILY_T)
CHECK_TYPE_SIZE("struct sockaddr_in6" EVENT__HAVE_STRUCT_SOCKADDR_IN6)
if(EVENT__HAVE_STRUCT_SOCKADDR_IN6)
CHECK_STRUCT_HAS_MEMBER("struct sockaddr_in6"
sin6_len "${SOCKADDR_HEADERS}"
EVENT__HAVE_STRUCT_SOCKADDR_IN6_SIN6_LEN)
CHECK_STRUCT_HAS_MEMBER("struct sockaddr_in6"
sin_len "${SOCKADDR_HEADERS}"
EVENT__HAVE_STRUCT_SOCKADDR_IN_SIN_LEN)
endif()
CHECK_TYPE_SIZE("struct sockaddr_storage" EVENT__HAVE_STRUCT_SOCKADDR_STORAGE)
if(EVENT__HAVE_STRUCT_SOCKADDR_STORAGE)
CHECK_STRUCT_HAS_MEMBER("struct sockaddr_storage"
ss_family "${SOCKADDR_HEADERS}"
EVENT__HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY)
CHECK_STRUCT_HAS_MEMBER("struct sockaddr_storage"
__ss_family "${SOCKADDR_HEADERS}" EVENT__HAVE_STRUCT_SOCKADDR_STORAGE___SS_FAMILY)
endif()
CHECK_TYPE_SIZE("struct linger" EVENT__HAVE_STRUCT_LINGER)
# Group the source files.
set(HDR_PRIVATE
bufferevent-internal.h
changelist-internal.h
defer-internal.h
epolltable-internal.h
evbuffer-internal.h
event-internal.h
evmap-internal.h
evrpc-internal.h
evsignal-internal.h
evthread-internal.h
ht-internal.h
http-internal.h
iocp-internal.h
ipv6-internal.h
log-internal.h
minheap-internal.h
mm-internal.h
ratelim-internal.h
strlcpy-internal.h
util-internal.h
evconfig-private.h
compat/sys/queue.h)
set(HDR_COMPAT
include/evdns.h
include/evrpc.h
include/event.h
include/evhttp.h
include/evutil.h)
set(HDR_PUBLIC
include/event2/buffer.h
include/event2/bufferevent.h
include/event2/bufferevent_compat.h
include/event2/bufferevent_struct.h
include/event2/buffer_compat.h
include/event2/dns.h
include/event2/dns_compat.h
include/event2/dns_struct.h
include/event2/event.h
include/event2/event_compat.h
include/event2/event_struct.h
include/event2/watch.h
include/event2/http.h
include/event2/http_compat.h
include/event2/http_struct.h
include/event2/keyvalq_struct.h
include/event2/listener.h
include/event2/rpc.h
include/event2/rpc_compat.h
include/event2/rpc_struct.h
include/event2/tag.h
include/event2/tag_compat.h
include/event2/thread.h
include/event2/util.h
include/event2/visibility.h
${PROJECT_BINARY_DIR}/include/event2/event-config.h)
set(SRC_CORE
buffer.c
bufferevent.c
bufferevent_filter.c
bufferevent_pair.c
bufferevent_ratelim.c
bufferevent_sock.c
event.c
evmap.c
evthread.c
evutil.c
evutil_rand.c
evutil_time.c
watch.c
listener.c
log.c
signal.c
strlcpy.c)
if(EVENT__HAVE_SELECT)
list(APPEND SRC_CORE select.c)
endif()
if(EVENT__HAVE_POLL)
list(APPEND SRC_CORE poll.c)
endif()
if(EVENT__HAVE_KQUEUE)
list(APPEND SRC_CORE kqueue.c)
endif()
if(EVENT__HAVE_DEVPOLL)
list(APPEND SRC_CORE devpoll.c)
endif()
if(EVENT__HAVE_EPOLL)
list(APPEND SRC_CORE epoll.c)
endif()
if(EVENT__HAVE_WEPOLL)
list(APPEND SRC_CORE
epoll.c
wepoll.c)
endif()
if(EVENT__HAVE_EVENT_PORTS)
list(APPEND SRC_CORE evport.c)
endif()
if (NOT EVENT__DISABLE_OPENSSL)
find_package(OpenSSL REQUIRED)
set(EVENT__HAVE_OPENSSL 1)
message(STATUS "OpenSSL include: ${OPENSSL_INCLUDE_DIR}")
message(STATUS "OpenSSL lib: ${OPENSSL_LIBRARIES}")
include_directories(${OPENSSL_INCLUDE_DIR})
list(APPEND SRC_OPENSSL bufferevent_openssl.c bufferevent_ssl.c)
list(APPEND HDR_PUBLIC include/event2/bufferevent_ssl.h)
list(APPEND LIB_APPS ${OPENSSL_LIBRARIES})
endif()
if (NOT EVENT__DISABLE_MBEDTLS)
find_package(MbedTLS REQUIRED)
set(EVENT__HAVE_MBEDTLS 1)
message(STATUS "mbed TLS include: ${MBEDTLS_INCLUDE_DIR}")
message(STATUS "mbed TLS lib: ${MBEDTLS_LIBRARIES}")
include_directories(${MBEDTLS_INCLUDE_DIR})
list(APPEND SRC_MBEDTLS bufferevent_mbedtls.c bufferevent_ssl.c)
list(APPEND HDR_PUBLIC include/event2/bufferevent_ssl.h)
list(APPEND LIB_APPS ${MBEDTLS_LIBRARIES})
endif()
if (NOT EVENT__DISABLE_THREAD_SUPPORT)
if (WIN32)
list(APPEND SRC_CORE evthread_win32.c)
else()
find_package(Threads REQUIRED)
if (NOT CMAKE_USE_PTHREADS_INIT)
message(FATAL_ERROR
"Failed to find Pthreads, set EVENT__DISABLE_THREAD_SUPPORT to disable")
endif()
set(EVENT__HAVE_PTHREADS 1)
list(APPEND LIB_APPS ${CMAKE_THREAD_LIBS_INIT})
endif()
endif()
if (NOT EVENT__DISABLE_TESTS)
# Zlib is only used for testing.
find_package(ZLIB)
if (ZLIB_LIBRARY AND ZLIB_INCLUDE_DIR)
include_directories(${ZLIB_INCLUDE_DIRS})
set(EVENT__HAVE_LIBZ 1)
list(APPEND LIB_APPS ${ZLIB_LIBRARIES})
endif()
endif()
set(SRC_EXTRA
event_tagging.c
http.c
evdns.c
evrpc.c)
add_definitions(-DHAVE_CONFIG_H)
# We use BEFORE here so we don't accidentally look in system directories
# first for some previous versions of the headers that are installed.
include_directories(BEFORE ${PROJECT_SOURCE_DIR}
${PROJECT_SOURCE_DIR}/compat
${PROJECT_SOURCE_DIR}/include)
if(WIN32)
list(APPEND SRC_CORE
buffer_iocp.c
bufferevent_async.c
event_iocp.c
win32select.c)
list(APPEND HDR_PRIVATE WIN32-Code/getopt.h)
set(EVENT__DNS_USE_FTIME_FOR_ID 1)
set(LIB_PLATFORM ws2_32 shell32 advapi32 bcrypt)
add_definitions(
-D_CRT_SECURE_NO_WARNINGS
-D_CRT_NONSTDC_NO_DEPRECATE)
include_directories(./WIN32-Code)
endif()
if (SOLARIS)
list(APPEND LIB_PLATFORM socket nsl)
endif()
source_group("Headers Private" FILES ${HDR_PRIVATE})
source_group("Header Compat" FILES ${HDR_COMPAT})
source_group("Headers Public" FILES ${HDR_PUBLIC})
source_group("Source Core" FILES ${SRC_CORE})
source_group("Source Extra" FILES ${SRC_EXTRA})
# Generate the configure headers.
# (Place them in the build dir so we don't polute the source tree with generated files).
include_directories(BEFORE ${CMAKE_CURRENT_BINARY_DIR}/include)
if (${GNUC})
set(EVENT_SHARED_FLAGS -fvisibility=hidden)
elseif ("${CMAKE_C_COMPILER_ID}" STREQUAL "SunPro")
set(EVENT_SHARED_FLAGS -xldscope=hidden)
endif()
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/event-config.h.cmake
${CMAKE_CURRENT_BINARY_DIR}/include/event2/event-config.h
NEWLINE_STYLE UNIX)
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/evconfig-private.h.cmake
${CMAKE_CURRENT_BINARY_DIR}/include/evconfig-private.h)
#
# Create the libraries.
#
include(AddEventLibrary)
add_event_library(event_core SOURCES ${SRC_CORE})
add_event_library(event_extra
INNER_LIBRARIES event_core
SOURCES ${SRC_EXTRA})
if (NOT EVENT__DISABLE_OPENSSL)
add_event_library(event_openssl
INNER_LIBRARIES event_core
OUTER_INCLUDES ${OPENSSL_INCLUDE_DIR}
LIBRARIES ${OPENSSL_LIBRARIES}
SOURCES ${SRC_OPENSSL})
endif()
if (NOT EVENT__DISABLE_MBEDTLS)
add_event_library(event_mbedtls
INNER_LIBRARIES event_core
OUTER_INCLUDES ${MBEDTLS_INCLUDE_DIR}
LIBRARIES ${MBEDTLS_LIBRARIES}
SOURCES ${SRC_MBEDTLS})
endif()
if (EVENT__HAVE_PTHREADS)