-
Notifications
You must be signed in to change notification settings - Fork 819
/
CMakeLists.txt
1557 lines (1333 loc) · 52.1 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
#
# SRT - Secure, Reliable, Transport
# Copyright (c) 2018 Haivision Systems Inc.
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
cmake_minimum_required (VERSION 2.8.12 FATAL_ERROR)
set (SRT_VERSION 1.5.3)
set (CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/scripts")
include(haiUtil) # needed for set_version_variables
# CMake version 3.0 introduced the VERSION option of the project() command
# to specify a project version as well as the name.
if(${CMAKE_VERSION} VERSION_LESS "3.0.0")
project(SRT C CXX)
# Sets SRT_VERSION_MAJOR, SRT_VERSION_MINOR, SRT_VERSION_PATCH
set_version_variables(SRT_VERSION ${SRT_VERSION})
else()
cmake_policy(SET CMP0048 NEW)
# Also sets SRT_VERSION_MAJOR, SRT_VERSION_MINOR, SRT_VERSION_PATCH
project(SRT VERSION ${SRT_VERSION} LANGUAGES C CXX)
endif()
if (NOT ${CMAKE_VERSION} VERSION_LESS "3.28.1")
cmake_policy(SET CMP0054 NEW)
endif ()
include(FindPkgConfig)
# XXX See 'if (MINGW)' condition below, may need fixing.
include(FindThreads)
include(CheckFunctionExists)
# Platform shortcuts
string(TOLOWER ${CMAKE_SYSTEM_NAME} SYSNAME_LC)
set_if(DARWIN (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
OR (${CMAKE_SYSTEM_NAME} MATCHES "iOS")
OR (${CMAKE_SYSTEM_NAME} MATCHES "tvOS")
OR (${CMAKE_SYSTEM_NAME} MATCHES "watchOS")
OR (${CMAKE_SYSTEM_NAME} MATCHES "visionOS"))
set_if(LINUX ${CMAKE_SYSTEM_NAME} MATCHES "Linux")
set_if(BSD ${SYSNAME_LC} MATCHES "bsd$")
set_if(MICROSOFT WIN32 AND (NOT MINGW AND NOT CYGWIN))
set_if(GNU ${CMAKE_SYSTEM_NAME} MATCHES "GNU")
set_if(ANDROID ${SYSNAME_LC} MATCHES "android")
set_if(SUNOS "${SYSNAME_LC}" MATCHES "sunos")
set_if(POSIX LINUX OR DARWIN OR BSD OR SUNOS OR ANDROID OR (CYGWIN AND CYGWIN_USE_POSIX))
set_if(SYMLINKABLE LINUX OR DARWIN OR BSD OR SUNOS OR CYGWIN OR GNU)
set_if(NEED_DESTINATION ${CMAKE_VERSION} VERSION_LESS "3.14.0")
include(GNUInstallDirs)
# The CMAKE_BUILD_TYPE seems not to be always set, weird.
if (NOT DEFINED ENABLE_DEBUG)
if (CMAKE_BUILD_TYPE STREQUAL "Debug")
set (ENABLE_DEBUG ON)
else()
set (ENABLE_DEBUG OFF)
endif()
endif()
# XXX This is a kind of workaround - this part to set the build
# type and associated other flags should not be done for build
# systems (cmake generators) that generate a multi-configuration
# build definition. At least it is known that MSVC does it and it
# sets _DEBUG and NDEBUG flags itself, so this shouldn't be done
# at all in this case.
if (NOT MICROSOFT)
# Set CMAKE_BUILD_TYPE properly, now that you know
# that ENABLE_DEBUG is set as it should.
if (ENABLE_DEBUG EQUAL 2)
set (CMAKE_BUILD_TYPE "RelWithDebInfo")
if (ENABLE_ASSERT)
# Add _DEBUG macro if explicitly requested, to enable SRT_ASSERT().
add_definitions(-D_DEBUG)
else()
add_definitions(-DNDEBUG)
endif()
elseif (ENABLE_DEBUG) # 1, ON, YES, TRUE, Y, or any other non-zero number
set (CMAKE_BUILD_TYPE "Debug")
# Add _DEBUG macro in debug mode only, to enable SRT_ASSERT().
add_definitions(-D_DEBUG)
else()
set (CMAKE_BUILD_TYPE "Release")
add_definitions(-DNDEBUG)
endif()
endif()
message(STATUS "BUILD TYPE: ${CMAKE_BUILD_TYPE}")
getVarsWith(ENFORCE_ enforcers)
foreach(ef ${enforcers})
set (val ${${ef}})
if (NOT val STREQUAL "")
set(val =${val})
endif()
string(LENGTH ENFORCE_ pflen)
string(LENGTH ${ef} eflen)
math(EXPR alen ${eflen}-${pflen})
string(SUBSTRING ${ef} ${pflen} ${alen} ef)
message(STATUS "FORCED PP VARIABLE: ${ef}${val}")
add_definitions(-D${ef}${val})
endforeach()
# NOTE: Known options you can change using ENFORCE_ variables:
# SRT_ENABLE_ECN 1 /* Early Congestion Notification (for source bitrate control) */
# SRT_DEBUG_TSBPD_OUTJITTER 1 /* Packet Delivery histogram */
# SRT_DEBUG_TRACE_DRIFT 1 /* Create a trace log for Encoder-Decoder Clock Drift */
# SRT_DEBUG_TSBPD_WRAP 1 /* Debug packet timestamp wraparound */
# SRT_DEBUG_TLPKTDROP_DROPSEQ 1
# SRT_DEBUG_SNDQ_HIGHRATE 1
# SRT_DEBUG_BONDING_STATES 1
# SRT_DEBUG_RTT 1 /* RTT trace */
# SRT_MAVG_SAMPLING_RATE 40 /* Max sampling rate */
# SRT_ENABLE_FREQUENT_LOG_TRACE 0 : set to 1 to enable printing reason for suppressed freq logs
# option defaults
set(ENABLE_HEAVY_LOGGING_DEFAULT OFF)
# Always turn logging on if the build type is debug
if (ENABLE_DEBUG)
set(ENABLE_HEAVY_LOGGING_DEFAULT ON)
endif()
# Note that the IP_PKTINFO has a limited portability and may not work on some platforms
# (Windows, FreeBSD, ...).
set (ENABLE_PKTINFO_DEFAULT OFF)
set(ENABLE_STDCXX_SYNC_DEFAULT OFF)
set(ENABLE_MONOTONIC_CLOCK_DEFAULT OFF)
set(MONOTONIC_CLOCK_LINKLIB "")
if (MICROSOFT)
set(ENABLE_STDCXX_SYNC_DEFAULT ON)
elseif (POSIX)
test_requires_clock_gettime(ENABLE_MONOTONIC_CLOCK_DEFAULT MONOTONIC_CLOCK_LINKLIB)
endif()
# options
option(CYGWIN_USE_POSIX "Should the POSIX API be used for cygwin. Ignored if the system isn't cygwin." OFF)
if (CMAKE_CXX_COMPILER_ID MATCHES "^GNU$" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.7)
option(ENABLE_CXX11 "Should the c++11 parts (srt-live-transmit) be enabled" OFF)
else()
option(ENABLE_CXX11 "Should the c++11 parts (srt-live-transmit) be enabled" ON)
endif()
option(ENABLE_APPS "Should the Support Applications be Built?" ON)
option(ENABLE_BONDING "Should the bonding functionality be enabled?" OFF)
option(ENABLE_TESTING "Should the Developer Test Applications be Built?" OFF)
option(ENABLE_PROFILE "Should instrument the code for profiling. Ignored for non-GNU compiler." $ENV{HAI_BUILD_PROFILE})
option(ENABLE_LOGGING "Should logging be enabled" ON)
option(ENABLE_HEAVY_LOGGING "Should heavy debug logging be enabled" ${ENABLE_HEAVY_LOGGING_DEFAULT})
option(ENABLE_HAICRYPT_LOGGING "Should logging in haicrypt be enabled" 0)
option(ENABLE_SHARED "Should libsrt be built as a shared library" ON)
option(ENABLE_STATIC "Should libsrt be built as a static library" ON)
option(ENABLE_PKTINFO "Enable using IP_PKTINFO to allow the listener extracting the target IP address from incoming packets" ${ENABLE_PKTINFO_DEFAULT})
option(ENABLE_RELATIVE_LIBPATH "Should application contain relative library paths, like ../lib" OFF)
option(ENABLE_GETNAMEINFO "In-logs sockaddr-to-string should do rev-dns" OFF)
option(ENABLE_UNITTESTS "Enable unit tests" OFF)
option(ENABLE_ENCRYPTION "Enable encryption in SRT" ON)
option(ENABLE_AEAD_API_PREVIEW "Enable AEAD API preview in SRT" Off)
option(ENABLE_MAXREXMITBW "Enable SRTO_MAXREXMITBW (v1.6.0 API preview)" Off)
option(ENABLE_CXX_DEPS "Extra library dependencies in srt.pc for the CXX libraries useful with C language" ON)
option(USE_STATIC_LIBSTDCXX "Should use static rather than shared libstdc++" OFF)
option(ENABLE_INET_PTON "Set to OFF to prevent usage of inet_pton when building against modern SDKs while still requiring compatibility with older Windows versions, such as Windows XP, Windows Server 2003 etc." ON)
option(ENABLE_CODE_COVERAGE "Enable code coverage reporting" OFF)
option(ENABLE_MONOTONIC_CLOCK "Enforced clock_gettime with monotonic clock on GC CV" ${ENABLE_MONOTONIC_CLOCK_DEFAULT})
option(ENABLE_STDCXX_SYNC "Use C++11 chrono and threads for timing instead of pthreads" ${ENABLE_STDCXX_SYNC_DEFAULT})
option(USE_OPENSSL_PC "Use pkg-config to find OpenSSL libraries" ON)
option(OPENSSL_USE_STATIC_LIBS "Link OpenSSL libraries statically." OFF)
option(USE_BUSY_WAITING "Enable more accurate sending times at a cost of potentially higher CPU load" OFF)
option(USE_GNUSTL "Get c++ library/headers from the gnustl.pc" OFF)
option(ENABLE_SOCK_CLOEXEC "Enable setting SOCK_CLOEXEC on a socket" ON)
option(ENABLE_SHOW_PROJECT_CONFIG "Enable show Project Configuration" OFF)
option(ENABLE_CLANG_TSA "Enable Clang Thread Safety Analysis" OFF)
# NOTE: Use ATOMIC_USE_SRT_SYNC_MUTEX and will override the auto-detection of the
# Atomic implemetation in srtcore/atomic.h.
option(ATOMIC_USE_SRT_SYNC_MUTEX "Use srt::sync::Mutex to Implement Atomics" OFF)
if (ATOMIC_USE_SRT_SYNC_MUTEX)
add_definitions(-DATOMIC_USE_SRT_SYNC_MUTEX=1)
endif()
set(TARGET_srt "srt" CACHE STRING "The name for the SRT library")
# Use application-defined group reader
# (currently the only one implemented)
add_definitions(-DSRT_ENABLE_APP_READER)
# XXX This was added once as experimental, it is now in force for
# write-blocking-mode sockets. Still unclear if all issues around
# closing while data still not written are eliminated.
add_definitions(-DSRT_ENABLE_CLOSE_SYNCH)
if (NOT ENABLE_LOGGING)
set (ENABLE_HEAVY_LOGGING OFF)
message(STATUS "LOGGING: DISABLED")
else()
if (ENABLE_HEAVY_LOGGING)
message(STATUS "LOGGING: HEAVY")
else()
message(STATUS "LOGGING: ENABLED")
endif()
endif()
if (USE_BUSY_WAITING)
message(STATUS "USE_BUSY_WAITING: ON")
list(APPEND SRT_EXTRA_CFLAGS "-DUSE_BUSY_WAITING=1")
else()
message(STATUS "USE_BUSY_WAITING: OFF (default)")
endif()
# Reduce the frequency of some frequent logs, milliseconds
set(SRT_LOG_SLOWDOWN_FREQ_MS_DEFAULT 1000) # 1s
if (NOT DEFINED SRT_LOG_SLOWDOWN_FREQ_MS)
if (ENABLE_HEAVY_LOGGING)
set(SRT_LOG_SLOWDOWN_FREQ_MS 0) # Just show every log message.
else()
set(SRT_LOG_SLOWDOWN_FREQ_MS ${SRT_LOG_SLOWDOWN_FREQ_MS_DEFAULT})
endif()
endif()
if ( CYGWIN AND NOT CYGWIN_USE_POSIX )
set(WIN32 1)
set(CMAKE_LEGACY_CYGWIN_WIN32 1)
add_definitions(-DWIN32=1 -DCYGWIN=1)
message(STATUS "HAVE CYGWIN. Setting backward compat CMAKE_LEGACY_CYGWIN_WIN32 and -DWIN32")
endif()
if (NOT USE_ENCLIB)
if (USE_GNUTLS)
message("NOTE: USE_GNUTLS is deprecated. Use -DUSE_ENCLIB=gnutls instead.")
set (USE_ENCLIB gnutls)
else()
set (USE_ENCLIB openssl-evp)
endif()
endif()
set(USE_ENCLIB "${USE_ENCLIB}" CACHE STRING "The crypto library that SRT uses")
set_property(CACHE USE_ENCLIB PROPERTY STRINGS "openssl" "openssl-evp" "gnutls" "mbedtls" "botan")
# Make sure DLLs and executabes go to the same path regardles of subdirectory
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
if (NOT DEFINED WITH_COMPILER_TYPE)
# This is for a case when you provided the prefix, but you didn't
# provide compiler type. This option is in this form predicted to work
# only on POSIX systems. Just typical compilers for Linux and Mac are
# included.
if (DARWIN)
set (WITH_COMPILER_TYPE clang)
elseif (POSIX) # Posix, but not DARWIN
set(WITH_COMPILER_TYPE gcc)
else()
get_filename_component(WITH_COMPILER_TYPE ${CMAKE_C_COMPILER} NAME)
endif()
set (USING_DEFAULT_COMPILER_PREFIX 1)
endif()
if (NOT USING_DEFAULT_COMPILER_PREFIX OR DEFINED WITH_COMPILER_PREFIX)
message(STATUS "Handling compiler with PREFIX=${WITH_COMPILER_PREFIX} TYPE=${WITH_COMPILER_TYPE}")
parse_compiler_type(${WITH_COMPILER_TYPE} COMPILER_TYPE COMPILER_SUFFIX)
if (${COMPILER_TYPE} STREQUAL gcc)
set (CMAKE_C_COMPILER ${WITH_COMPILER_PREFIX}gcc${COMPILER_SUFFIX})
set (CMAKE_CXX_COMPILER ${WITH_COMPILER_PREFIX}g++${COMPILER_SUFFIX})
set (HAVE_COMPILER_GNU_COMPAT 1)
elseif (${COMPILER_TYPE} STREQUAL cc)
set (CMAKE_C_COMPILER ${WITH_COMPILER_PREFIX}cc${COMPILER_SUFFIX})
set (CMAKE_CXX_COMPILER ${WITH_COMPILER_PREFIX}c++${COMPILER_SUFFIX})
set (HAVE_COMPILER_GNU_COMPAT 1)
elseif (${COMPILER_TYPE} STREQUAL icc)
set (CMAKE_C_COMPILER ${WITH_COMPILER_PREFIX}icc${COMPILER_SUFFIX})
set (CMAKE_CXX_COMPILER ${WITH_COMPILER_PREFIX}icpc${COMPILER_SUFFIX})
set (HAVE_COMPILER_GNU_COMPAT 1)
else()
# Use blindly <command> for C compiler and <command>++ for C++.
# At least this matches clang.
set (CMAKE_C_COMPILER ${WITH_COMPILER_PREFIX}${WITH_COMPILER_TYPE})
set (CMAKE_CXX_COMPILER ${WITH_COMPILER_PREFIX}${COMPILER_TYPE}++${COMPILER_SUFFIX})
if (${COMPILER_TYPE} STREQUAL clang)
set (HAVE_COMPILER_GNU_COMPAT 1)
endif()
endif()
message(STATUS "Compiler type: ${WITH_COMPILER_TYPE}. C: ${CMAKE_C_COMPILER}; C++: ${CMAKE_CXX_COMPILER}")
unset(USING_DEFAULT_COMPILER_PREFIX)
else()
message(STATUS "No WITH_COMPILER_PREFIX - using C++ compiler ${CMAKE_CXX_COMPILER}")
endif()
if (DEFINED WITH_SRT_TARGET)
set (TARGET_haisrt ${WITH_SRT_TARGET})
endif()
# When you use crosscompiling, you have to take care that PKG_CONFIG_PATH
# and CMAKE_PREFIX_PATH are set properly.
# symbol exists in win32, but function does not.
if(WIN32)
if(ENABLE_INET_PTON)
set(CMAKE_REQUIRED_LIBRARIES ws2_32)
check_function_exists(inet_pton HAVE_INET_PTON)
try_compile(AT_LEAST_VISTA
${CMAKE_BINARY_DIR}
"${CMAKE_CURRENT_SOURCE_DIR}/scripts/test_vista.c")
if(NOT AT_LEAST_VISTA)
# force targeting Vista
add_definitions(-D_WIN32_WINNT=0x0600)
endif()
else()
add_definitions(-D_WIN32_WINNT=0x0501)
endif()
else()
check_function_exists(inet_pton HAVE_INET_PTON)
endif()
if (DEFINED HAVE_INET_PTON)
add_definitions(-DHAVE_INET_PTON=1)
endif()
# Defines HAVE_PTHREAD_GETNAME_* and HAVE_PTHREAD_SETNAME_*
include(FindPThreadGetSetName)
FindPThreadGetSetName()
if (ENABLE_MONOTONIC_CLOCK)
if (NOT ENABLE_MONOTONIC_CLOCK_DEFAULT)
message(FATAL_ERROR "Your platform does not support CLOCK_MONOTONIC. Build with -DENABLE_MONOTONIC_CLOCK=OFF.")
endif()
set (WITH_EXTRALIBS "${WITH_EXTRALIBS} ${MONOTONIC_CLOCK_LINKLIB}")
add_definitions(-DENABLE_MONOTONIC_CLOCK=1)
endif()
if (ENABLE_ENCRYPTION)
if ("${USE_ENCLIB}" STREQUAL "gnutls")
set (SSL_REQUIRED_MODULES "gnutls nettle")
if (WIN32)
if (MINGW)
set (SSL_REQUIRED_MODULES "${SSL_REQUIRED_MODULES} zlib")
endif()
endif()
pkg_check_modules (SSL REQUIRED ${SSL_REQUIRED_MODULES})
add_definitions(
-DUSE_GNUTLS=1
)
link_directories(
${SSL_LIBRARY_DIRS}
)
elseif ("${USE_ENCLIB}" STREQUAL "mbedtls")
add_definitions(-DUSE_MBEDTLS=1)
if ("${SSL_LIBRARY_DIRS}" STREQUAL "")
set(MBEDTLS_PREFIX "${CMAKE_PREFIX_PATH}" CACHE PATH "The path of mbedtls")
find_package(MbedTLS REQUIRED)
set (SSL_INCLUDE_DIRS ${MBEDTLS_INCLUDE_DIR})
set (SSL_LIBRARIES ${MBEDTLS_LIBRARIES})
endif()
if (WIN32)
set (SSL_LIBRARIES ${SSL_LIBRARIES} bcrypt)
endif()
if ("${SSL_LIBRARIES}" STREQUAL "")
set (SSL_LIBRARIES mbedtls mbedcrypto)
endif()
message(STATUS "SSL enforced mbedtls: -I ${SSL_INCLUDE_DIRS} -l;${SSL_LIBRARIES}")
foreach(LIB ${SSL_LIBRARIES})
if(IS_ABSOLUTE ${LIB} AND EXISTS ${LIB})
set (SRT_LIBS_PRIVATE ${SRT_LIBS_PRIVATE} ${LIB})
else()
set(SRT_LIBS_PRIVATE ${SRT_LIBS_PRIVATE} "-l${LIB}")
endif()
endforeach()
elseif ("${USE_ENCLIB}" STREQUAL "openssl-evp")
# Openssl-EVP requires CRYSPR2
add_definitions(-DUSE_OPENSSL_EVP=1 -DCRYSPR2)
set (SSL_REQUIRED_MODULES "openssl libcrypto")
# Try using pkg-config method first if enabled,
# fall back to find_package method otherwise
if (USE_OPENSSL_PC)
pkg_check_modules(SSL ${SSL_REQUIRED_MODULES})
if (OPENSSL_USE_STATIC_LIBS)
# use `pkg-config --static xxx` found libs
set(SSL_LIBRARIES ${SSL_STATIC_LIBRARIES})
endif()
endif()
if (SSL_FOUND)
# We have some cases when pkg-config is improperly configured
# When it doesn't ship the -L and -I options, and the CMAKE_PREFIX_PATH
# is set (also through `configure`), then we have this problem. If so,
# set forcefully the -I and -L contents to prefix/include and
# prefix/lib.
if ("${SSL_LIBRARY_DIRS}" STREQUAL "")
if (NOT "${CMAKE_PREFIX_PATH}" STREQUAL "")
message(STATUS "WARNING: pkg-config has incorrect prefix - enforcing target path prefix: ${CMAKE_PREFIX_PATH}")
set (SSL_LIBRARY_DIRS ${CMAKE_PREFIX_PATH}/${CMAKE_INSTALL_LIBDIR})
set (SSL_INCLUDE_DIRS ${CMAKE_PREFIX_PATH}/include)
endif()
endif()
link_directories(
${SSL_LIBRARY_DIRS}
)
message(STATUS "SSL via pkg-config: -L ${SSL_LIBRARY_DIRS} -I ${SSL_INCLUDE_DIRS} -l;${SSL_LIBRARIES}")
else()
find_package(OpenSSL REQUIRED)
set (SSL_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIR})
set (SSL_LIBRARIES ${OPENSSL_LIBRARIES})
message(STATUS "SSL via find_package(OpenSSL): -I ${SSL_INCLUDE_DIRS} -l;${SSL_LIBRARIES}")
endif()
elseif ("${USE_ENCLIB}" STREQUAL "botan")
add_definitions(-DUSE_BOTAN=1 -DCRYSPR2)
set (SSL_REQUIRED_MODULES "botan")
find_package(Botan 3.0.0 REQUIRED)
botan_generate(
botan
ffi
nist_keywrap
aes_armv8
aes_ni
aes_power8
aes_vperm
idea_sse2
serpent_avx2
shacal2_armv8
shacal2_avx2
shacal2_x86
sm4_armv8
rdseed
sha1_armv8
sha1_sse2
sha1_x86
sha2_32_armv8
sha2_32_bmi2
sha2_32_x86
sha2_64_bmi2
sha3_bmi2
zfec_sse2
zfec_vperm
argon2_avx2
argon2_ssse3
processor_rng
chacha_avx2
ghash_cpu
ghash_vperm
simd
simd_avx2)
target_compile_features("botan" PRIVATE "cxx_std_20")
set (SSL_INCLUDE_DIRS ${CMAKE_CURRENT_BINARY_DIR})
set (SSL_LIBRARIES "botan")
else() # openssl
# Openssl (Direct-AES API) can use CRYSPR2
add_definitions(-DUSE_OPENSSL=1 -DCRYSPR2)
set (SSL_REQUIRED_MODULES "openssl libcrypto")
# Try using pkg-config method first if enabled,
# fall back to find_package method otherwise
if (USE_OPENSSL_PC)
pkg_check_modules(SSL ${SSL_REQUIRED_MODULES})
endif()
if (SSL_FOUND)
# We have some cases when pkg-config is improperly configured
# When it doesn't ship the -L and -I options, and the CMAKE_PREFIX_PATH
# is set (also through `configure`), then we have this problem. If so,
# set forcefully the -I and -L contents to prefix/include and
# prefix/lib.
if ("${SSL_LIBRARY_DIRS}" STREQUAL "")
if (NOT "${CMAKE_PREFIX_PATH}" STREQUAL "")
message(STATUS "WARNING: pkg-config has incorrect prefix - enforcing target path prefix: ${CMAKE_PREFIX_PATH}")
set (SSL_LIBRARY_DIRS ${CMAKE_PREFIX_PATH}/${CMAKE_INSTALL_LIBDIR})
set (SSL_INCLUDE_DIRS ${CMAKE_PREFIX_PATH}/include)
endif()
endif()
link_directories(
${SSL_LIBRARY_DIRS}
)
message(STATUS "SSL via pkg-config: -L ${SSL_LIBRARY_DIRS} -I ${SSL_INCLUDE_DIRS} -l;${SSL_LIBRARIES}")
else()
find_package(OpenSSL REQUIRED)
set (SSL_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIR})
set (SSL_LIBRARIES ${OPENSSL_LIBRARIES})
message(STATUS "SSL via find_package(OpenSSL): -I ${SSL_INCLUDE_DIRS} -l;${SSL_LIBRARIES}")
endif()
endif()
add_definitions(-DSRT_ENABLE_ENCRYPTION)
message(STATUS "ENCRYPTION: ENABLED, using: ${SSL_REQUIRED_MODULES}")
message (STATUS "SSL libraries: ${SSL_LIBRARIES}")
if (ENABLE_AEAD_API_PREVIEW)
if (("${USE_ENCLIB}" STREQUAL "openssl-evp") OR ("${USE_ENCLIB}" STREQUAL "botan"))
add_definitions(-DENABLE_AEAD_API_PREVIEW)
message(STATUS "ENCRYPTION AEAD API: ENABLED")
else()
message(FATAL_ERROR "ENABLE_AEAD_API_PREVIEW is only available with USE_ENCLIB=[openssl-evp | botan]!")
endif()
else()
message(STATUS "ENCRYPTION AEAD API: DISABLED")
endif()
else()
message(STATUS "ENCRYPTION: DISABLED")
message(STATUS "ENCRYPTION AEAD API: N/A")
endif()
if (USE_GNUSTL)
pkg_check_modules (GNUSTL REQUIRED gnustl)
link_directories(${GNUSTL_LIBRARY_DIRS})
include_directories(${GNUSTL_INCLUDE_DIRS})
set (SRT_LIBS_PRIVATE ${SRT_LIBS_PRIVATE} ${GNUSTL_LIBRARIES} ${GNUSTL_LDFLAGS})
endif()
if (ENABLE_MAXREXMITBW)
add_definitions(-DENABLE_MAXREXMITBW)
message(STATUS "MAXREXMITBW API: ENABLED")
else()
message(STATUS "MAXREXMITBW API: DISABLED")
endif()
if (USING_DEFAULT_COMPILER_PREFIX)
# Detect if the compiler is GNU compatible for flags
if (CMAKE_CXX_COMPILER_ID MATCHES "GNU|Intel|Clang|AppleClang")
message(STATUS "COMPILER: ${CMAKE_CXX_COMPILER_ID} (${CMAKE_CXX_COMPILER}) - GNU compat")
set(HAVE_COMPILER_GNU_COMPAT 1)
# See https://gcc.gnu.org/projects/cxx-status.html
# At the bottom there's information about C++98, which is default up to 6.1 version.
# For all other compilers - including Clang - we state that the default C++ standard is AT LEAST 11.
if (${CMAKE_CXX_COMPILER_ID} STREQUAL GNU AND ${CMAKE_CXX_COMPILER_VERSION} VERSION_LESS 6.1)
message(STATUS "NOTE: GCC ${CMAKE_CXX_COMPILER_VERSION} is detected with default C++98. Forcing C++11 on applications.")
set (FORCE_CXX_STANDARD 1)
elseif (${CMAKE_CXX_COMPILER_ID} MATCHES "Clang|AppleClang")
message(STATUS "NOTE: CLANG ${CMAKE_CXX_COMPILER_VERSION} detected, unsure if >=C++11 is default, forcing C++11 on applications")
set (FORCE_CXX_STANDARD 1)
else()
message(STATUS "NOTE: ${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER_VERSION} - assuming default C++11.")
endif()
else()
message(STATUS "COMPILER: ${CMAKE_CXX_COMPILER_ID} (${CMAKE_CXX_COMPILER}) - NOT GNU compat")
set(HAVE_COMPILER_GNU_COMPAT 0)
endif()
else() # Compiler altered by WITH_COMPILER_TYPE/PREFIX - can't rely on CMAKE_CXX_*
# Force the C++ standard as C++11
# HAVE_COMPILER_GNU_COMPAT was set in the handler of WITH_COMPILER_TYPE
set (FORCE_CXX_STANDARD 1)
message(STATUS "COMPILER CHANGED TO: ${COMPILER_TYPE} - forcing C++11 standard for apps")
endif()
# Check for GCC Atomic Intrinsics and C++11 Atomics.
# Sets:
# HAVE_LIBATOMIC
# HAVE_LIBATOMIC_COMPILES
# HAVE_LIBATOMIC_COMPILES_STATIC
# HAVE_GCCATOMIC_INTRINSICS
# HAVE_GCCATOMIC_INTRINSICS_REQUIRES_LIBATOMIC
include(CheckGCCAtomicIntrinsics)
CheckGCCAtomicIntrinsics()
# HAVE_CXX_ATOMIC
# HAVE_CXX_ATOMIC_STATIC
include(CheckCXXAtomic)
CheckCXXAtomic()
# Check for std::put_time():
# Sets:
# HAVE_CXX_STD_PUT_TIME
include(CheckCXXStdPutTime)
CheckCXXStdPutTime()
if (HAVE_CXX_STD_PUT_TIME)
add_definitions(-DHAVE_CXX_STD_PUT_TIME=1)
endif()
if (DISABLE_CXX11)
set (ENABLE_CXX11 0)
elseif( DEFINED ENABLE_CXX11 )
else()
set (ENABLE_CXX11 1)
endif()
function (srt_check_cxxstd stdval OUT_STD OUT_PFX)
set (STDPFX c++)
if (stdval MATCHES "([^+]+\\++)([0-9]*)")
set (STDPFX ${CMAKE_MATCH_1})
set (STDCXX ${CMAKE_MATCH_2})
elseif (stdval MATCHES "[0-9]*")
set (STDCXX ${stdval})
else()
set (STDCXX 0)
endif()
# Handle C++98 < C++11
# Please fix this around 2070 year.
if (${STDCXX} GREATER 80)
set (STDCXX 03)
endif()
# return
set (${OUT_STD} ${STDCXX} PARENT_SCOPE)
set (${OUT_PFX} ${STDPFX} PARENT_SCOPE)
endfunction()
if (NOT ENABLE_CXX11)
message(WARNING "Parts that require C++11 support will be disabled (srt-live-transmit)")
if (ENABLE_STDCXX_SYNC)
message(FATAL_ERROR "ENABLE_STDCXX_SYNC is set, but C++11 is disabled by ENABLE_CXX11")
endif()
elseif (ENABLE_STDCXX_SYNC)
add_definitions(-DENABLE_STDCXX_SYNC=1)
if (DEFINED USE_CXX_STD)
srt_check_cxxstd(${USE_CXX_STD} STDCXX STDPFX)
# If defined, make sure it's at least C++11
if (${STDCXX} LESS 11)
message(FATAL_ERROR "If ENABLE_STDCXX_SYNC, then USE_CXX_STD must specify at least C++11")
endif()
else()
set (USE_CXX_STD 11)
endif()
endif()
message(STATUS "STDCXX_SYNC: ${ENABLE_STDCXX_SYNC}")
message(STATUS "MONOTONIC_CLOCK: ${ENABLE_MONOTONIC_CLOCK}")
if (ENABLE_SOCK_CLOEXEC)
add_definitions(-DENABLE_SOCK_CLOEXEC=1)
endif()
if (CMAKE_MAJOR_VERSION LESS 3)
set (FORCE_CXX_STANDARD_GNUONLY 1)
endif()
if (DEFINED USE_CXX_STD)
srt_check_cxxstd(${USE_CXX_STD} STDCXX STDPFX)
if (${STDCXX} EQUAL 0)
message(FATAL_ERROR "USE_CXX_STD: Must specify 03/11/14/17/20 possibly with c++/gnu++ prefix")
endif()
if (NOT STDCXX STREQUAL "")
if (${STDCXX} LESS 11)
if (ENABLE_STDCXX_SYNC)
message(FATAL_ERROR "If ENABLE_STDCXX_SYNC, then you can't USE_CXX_STD less than 11")
endif()
# Set back to 98 because cmake doesn't understand 03.
set (STDCXX 98)
# This enforces C++03 standard on SRT.
# Apps still use C++11
# Set this through independent flags
set (USE_CXX_STD_LIB ${STDCXX})
set (FORCE_CXX_STANDARD 1)
if (NOT ENABLE_APPS)
set (USE_CXX_STD_APP ${STDCXX})
message(STATUS "C++ STANDARD: library: C++${STDCXX}, apps disabled (examples will follow C++${STDCXX})")
else()
set (USE_CXX_STD_APP "")
message(STATUS "C++ STANDARD: library: C++${STDCXX}, but apps still at least C++11")
endif()
elseif (FORCE_CXX_STANDARD_GNUONLY)
# CMake is too old to handle CMAKE_CXX_STANDARD,
# use bare GNU options.
set (FORCE_CXX_STANDARD 1)
set (USE_CXX_STD_APP ${STDCXX})
set (USE_CXX_STD_LIB ${STDCXX})
message(STATUS "C++ STANDARD: using C++${STDCXX} for all - GNU only")
else()
# This enforces this standard on both apps and library,
# so set this as global C++ standard option
set (CMAKE_CXX_STANDARD ${STDCXX})
unset (FORCE_CXX_STANDARD)
# Do not set variables to not duplicate flags
set (USE_CXX_STD_LIB "")
set (USE_CXX_STD_APP "")
message(STATUS "C++ STANDARD: using C++${STDCXX} for all")
endif()
message(STATUS "C++: Setting C++ standard for gnu compiler: lib: ${USE_CXX_STD_LIB} apps: ${USE_CXX_STD_APP}")
endif()
else()
set (USE_CXX_STD_LIB "")
set (USE_CXX_STD_APP "")
endif()
if (FORCE_CXX_STANDARD)
message(STATUS "C++ STD: Forcing C++11 on applications")
if (USE_CXX_STD_APP STREQUAL "")
set (USE_CXX_STD_APP 11)
endif()
if (USE_CXX_STD_LIB STREQUAL "" AND ENABLE_STDCXX_SYNC)
message(STATUS "C++ STD: Forcing C++11 on library, as C++11 sync requested")
set (USE_CXX_STD_LIB 11)
endif()
endif()
# add extra warning flags for gccish compilers
if (HAVE_COMPILER_GNU_COMPAT)
set (SRT_GCC_WARN "-Wall -Wextra")
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 7.0 AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set (SRT_GCC_WARN "${SRT_GCC_WARN} -Wshadow=local")
endif()
else()
# cpp debugging on Windows :D
#set (SRT_GCC_WARN "/showIncludes")
endif()
if (USE_STATIC_LIBSTDCXX)
if (HAVE_COMPILER_GNU_COMPAT)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libstdc++")
else()
message(FATAL_ERROR "On non-GNU-compat compiler it's not known how to use static C++ standard library.")
endif()
endif()
# This options is necessary on some systems; on a cross-ARM compiler it
# has been detected, for example, that -lrt is necessary for some applications
# because clock_gettime is needed by some functions and it is alternatively
# provided by libc, but only in newer versions. This options is rarely necessary,
# but may help in several corner cases in unusual platforms.
if (WITH_EXTRALIBS)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${WITH_EXTRALIBS}")
endif()
# CMake has only discovered in 3.3 version that some set-finder is
# necessary. Using variables for shortcut to a clumsy check syntax.
set (srt_libspec_shared ${ENABLE_SHARED})
set (srt_libspec_static ${ENABLE_STATIC})
set (srtpack_libspec_common)
if (srt_libspec_shared)
list(APPEND srtpack_libspec_common ${TARGET_srt}_shared)
endif()
if (srt_libspec_static)
list(APPEND srtpack_libspec_common ${TARGET_srt}_static)
endif()
set (SRT_SRC_HAICRYPT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/haicrypt)
set (SRT_SRC_SRTCORE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/srtcore)
set (SRT_SRC_COMMON_DIR ${CMAKE_CURRENT_SOURCE_DIR}/common)
set (SRT_SRC_TOOLS_DIR ${CMAKE_CURRENT_SOURCE_DIR}/tools)
set (SRT_SRC_TEST_DIR ${CMAKE_CURRENT_SOURCE_DIR}/test)
if(WIN32)
message(STATUS "DETECTED SYSTEM: WINDOWS; WIN32=1; PTW32_STATIC_LIB=1")
add_definitions(-DWIN32=1 -DPTW32_STATIC_LIB=1)
elseif(DARWIN)
message(STATUS "DETECTED SYSTEM: DARWIN")
elseif(BSD)
message(STATUS "DETECTED SYSTEM: BSD; BSD=1")
add_definitions(-DBSD=1)
elseif(LINUX)
add_definitions(-DLINUX=1)
message(STATUS "DETECTED SYSTEM: LINUX; LINUX=1" )
elseif(ANDROID)
add_definitions(-DLINUX=1)
message(STATUS "DETECTED SYSTEM: ANDROID; LINUX=1" )
elseif(CYGWIN)
add_definitions(-DCYGWIN=1)
message(STATUS "DETECTED SYSTEM: CYGWIN (posix mode); CYGWIN=1")
elseif(GNU)
add_definitions(-DGNU=1)
message(STATUS "DETECTED SYSTEM: GNU; GNU=1" )
elseif(SUNOS)
add_definitions(-DSUNOS=1)
message(STATUS "DETECTED SYSTEM: SunOS|Solaris; SUNOS=1" )
else()
message(FATAL_ERROR "Unsupported system: ${CMAKE_SYSTEM_NAME}")
endif()
add_definitions(
-D_GNU_SOURCE
-DHAI_PATCH=1
-DHAI_ENABLE_SRT=1
-DSRT_VERSION="${SRT_VERSION}"
)
if (LINUX)
# This is an option supported only on Linux
add_definitions(-DSRT_ENABLE_BINDTODEVICE)
endif()
# This is obligatory include directory for all targets. This is only
# for private headers. Installable headers should be exclusively used DIRECTLY.
include_directories(${SRT_SRC_COMMON_DIR} ${SRT_SRC_SRTCORE_DIR} ${SRT_SRC_HAICRYPT_DIR})
if (ENABLE_LOGGING)
list(APPEND SRT_EXTRA_CFLAGS "-DENABLE_LOGGING=1")
if (ENABLE_HEAVY_LOGGING)
list(APPEND SRT_EXTRA_CFLAGS "-DENABLE_HEAVY_LOGGING=1")
endif()
if (ENABLE_HAICRYPT_LOGGING)
if (ENABLE_HAICRYPT_LOGGING STREQUAL 2) # Allow value 2 for INSECURE DEBUG logging
message(WARNING " *** ENABLED INSECURE HAICRYPT LOGGING - USE FOR TESTING ONLY!!! ***")
list(APPEND SRT_EXTRA_CFLAGS "-DENABLE_HAICRYPT_LOGGING=2")
else()
list(APPEND SRT_EXTRA_CFLAGS "-DENABLE_HAICRYPT_LOGGING=1")
endif()
endif()
endif()
if (ENABLE_GETNAMEINFO)
list(APPEND SRT_EXTRA_CFLAGS "-DENABLE_GETNAMEINFO=1")
endif()
if (ENABLE_PKTINFO)
if (WIN32 OR BSD)
message(FATAL_ERROR "PKTINFO is not implemented on Windows or *BSD.")
endif()
list(APPEND SRT_EXTRA_CFLAGS "-DSRT_ENABLE_PKTINFO=1")
endif()
# ENABLE_EXPERIMENTAL_BONDING is deprecated. Use ENABLE_BONDING. ENABLE_EXPERIMENTAL_BONDING is be removed in v1.6.0.
if (ENABLE_EXPERIMENTAL_BONDING)
message(DEPRECATION "ENABLE_EXPERIMENTAL_BONDING is deprecated. Please use ENABLE_BONDING instead.")
set (ENABLE_BONDING ON)
endif()
if (ENABLE_BONDING)
list(APPEND SRT_EXTRA_CFLAGS "-DENABLE_BONDING=1")
message(STATUS "ENABLE_BONDING: ON")
else()
message(STATUS "ENABLE_BONDING: OFF")
endif()
if (ENABLE_THREAD_CHECK)
add_definitions(
-DSRT_ENABLE_THREADCHECK=1
-DFUGU_PLATFORM=1
-I${WITH_THREAD_CHECK_INCLUDEDIR}
)
endif()
if (ENABLE_CLANG_TSA)
list(APPEND SRT_EXTRA_CFLAGS "-Wthread-safety")
message(STATUS "Clang TSA: Enabled")
endif()
if (ENABLE_PROFILE)
if (HAVE_COMPILER_GNU_COMPAT)
# They are actually cflags, not definitions, but CMake is stupid enough.
add_definitions(-g -pg)
link_libraries(-g -pg)
else()
message(FATAL_ERROR "Profiling option is not supported on this platform")
endif()
endif()
if (ENABLE_CODE_COVERAGE)
if (HAVE_COMPILER_GNU_COMPAT)
add_definitions(-g -O0 --coverage)
link_libraries(--coverage)
message(STATUS "ENABLE_CODE_COVERAGE: ON")
else()
message(FATAL_ERROR "ENABLE_CODE_COVERAGE: option is not supported on this platform")
endif()
endif()
# On Linux pthreads have to be linked even when using C++11 threads
if (ENABLE_STDCXX_SYNC AND NOT LINUX)
message(STATUS "Pthread library: C++11")
elseif (PTHREAD_LIBRARY AND PTHREAD_INCLUDE_DIR)
message(STATUS "Pthread library: ${PTHREAD_LIBRARY}")
message(STATUS "Pthread include dir: ${PTHREAD_INCLUDE_DIR}")
elseif (MICROSOFT)
find_package(pthreads QUIET)
if (NOT PTHREAD_INCLUDE_DIR OR NOT PTHREAD_LIBRARY)
#search package folders with GLOB to add as extra hint for headers
file(GLOB PTHREAD_PACKAGE_INCLUDE_HINT ./_packages/cinegy.pthreads-win*/sources)
if (PTHREAD_PACKAGE_INCLUDE_HINT)
message(STATUS "PTHREAD_PACKAGE_INCLUDE_HINT value: ${PTHREAD_PACKAGE_INCLUDE_HINT}")
endif()
# find pthread header
find_path(PTHREAD_INCLUDE_DIR pthread.h HINTS C:/pthread-win32/include ${PTHREAD_PACKAGE_INCLUDE_HINT})
if (PTHREAD_INCLUDE_DIR)
message(STATUS "Pthread include dir: ${PTHREAD_INCLUDE_DIR}")
else()
message(FATAL_ERROR "Failed to find pthread.h. Specify PTHREAD_INCLUDE_DIR.")
endif()
#search package folders with GLOB to add as extra hint for libs
file(GLOB PTHREAD_PACKAGE_LIB_HINT ./_packages/cinegy.pthreads-win*/runtimes/win-*/native/release)
if (PTHREAD_PACKAGE_LIB_HINT)
message(STATUS "PTHREAD_PACKAGE_LIB_HINT value: ${PTHREAD_PACKAGE_LIB_HINT}")
endif()
#find pthread library
set(PTHREAD_LIB_SUFFIX "")
if (ENABLE_DEBUG)
set(PTHREAD_LIB_SUFFIX "d")
endif ()
set(PTHREAD_COMPILER_FLAG "")
if (MICROSOFT)
set(PTHREAD_COMPILER_FLAG "V")
elseif (MINGW)
set(PTHREAD_COMPILER_FLAG "G")
endif ()
foreach(EXHAND C CE SE)
foreach(COMPAT 1 2)
list(APPEND PTHREAD_W32_LIBRARY "pthread${PTHREAD_COMPILER_FLAG}${EXHAND}${PTHREAD_LIB_SUFFIX}${COMPAT}")
endforeach()
endforeach()
find_library(PTHREAD_LIBRARY NAMES ${PTHREAD_W32_LIBRARY} pthread pthread_dll pthread_lib HINTS C:/pthread-win32/lib C:/pthread-win64/lib ${PTHREAD_PACKAGE_LIB_HINT})
if (PTHREAD_LIBRARY)
message(STATUS "Pthread library: ${PTHREAD_LIBRARY}")
else()
message(FATAL_ERROR "Failed to find pthread library. Specify PTHREAD_LIBRARY.")
endif()
endif()
else ()
find_package(Threads REQUIRED)
set(PTHREAD_LIBRARY ${CMAKE_THREAD_LIBS_INIT})
endif()
# This is required in some projects that add some other sources
# to the SRT library to be compiled together (aka "virtual library").
if (DEFINED SRT_EXTRA_LIB_INC)
include(${SRT_EXTRA_LIB_INC}.cmake)
# Expected to provide variables:
# - SOURCES_srt_extra
# - EXTRA_stransmit
endif()
# ---------------------------------------------------------------------------
# ---
# Target: haicrypt.
# Completing sources and installable headers. Flag settings will follow.
# ---
if (ENABLE_ENCRYPTION)
set (HAICRYPT_FILELIST_MAF "filelist-${USE_ENCLIB}.maf")
MafReadDir(haicrypt ${HAICRYPT_FILELIST_MAF}
SOURCES SOURCES_haicrypt
PUBLIC_HEADERS HEADERS_haicrypt
PROTECTED_HEADERS HEADERS_haicrypt
)
endif()
if (WIN32)
MafReadDir(common filelist_win32.maf
SOURCES SOURCES_common
PUBLIC_HEADERS HEADERS_srt_win32
PROTECTED_HEADERS HEADERS_srt_win32
)
message(STATUS "WINDOWS detected: adding compat sources: ${SOURCES_common}")
endif()
# Make the OBJECT library for haicrypt and srt. Then they'll be bound into
# real libraries later, either one common, or separate.
# This is needed for Xcode to properly handle CMake OBJECT Libraries
# From docs (https://cmake.org/cmake/help/latest/command/add_library.html#object-libraries):
#
# ... Some native build systems (such as Xcode) may not like targets that have only object files,
# so consider adding at least one real source file to any target that references $<TARGET_OBJECTS:objlib>.
set(OBJECT_LIB_SUPPORT "${PROJECT_SOURCE_DIR}/cmake_object_lib_support.c")
# NOTE: The "virtual library" is a library specification that cmake
# doesn't support (the library of OBJECT type is something in kind of that,
# but not fully supported - for example it doesn't support transitive flags,
# so this can't be used desired way). It's a private-only dependency type,
# where the project isn't compiled into any library file at all - instead, all
# of its source files are incorporated directly to the source list of the
# project that depends on it. In cmake this must be handled manually.
# ---
# Target: srt. DEFINITION ONLY. Haicrypt flag settings follow.
# ---
if (ENABLE_SHARED AND MICROSOFT)
#add resource files to shared library, to set DLL metadata on Windows DLLs
set (EXTRA_WIN32_SHARED 1)
message(STATUS "WIN32: extra resource file will be added")