-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathCMakeLists.txt
1424 lines (1198 loc) · 54.2 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
# When changing the minimum version here, also adapt
# auxil/zeek-aux/plugin-support/skeleton/CMakeLists.txt
cmake_minimum_required(VERSION 3.15.0 FATAL_ERROR)
if (WIN32)
# Enable usage of CMAKE_MSVC_RUNTIME_LIBRARY variable
cmake_policy(SET CMP0091 NEW)
endif ()
project(Zeek C CXX)
# We want to set ENABLE_DEBUG to ON by default if the build type is Debug.
set(ENABLE_DEBUG_DEFAULT OFF)
if (NOT GENERATOR_IS_MULTI_CONFIG)
string(TOLOWER "${CMAKE_BUILD_TYPE}" _build_type_lower)
if (_build_type_lower STREQUAL "debug")
set(ENABLE_DEBUG_DEFAULT ON)
endif ()
unset(_build_type_lower)
endif ()
# On UNIX, install additional Zeek tools by default and build shared objects.
if (NOT WIN32)
set(ZEEK_INSTALL_TOOLS_DEFAULT ON)
option(BUILD_SHARED_LIBS "Build targets as shared libraries." ON)
else ()
set(ZEEK_INSTALL_TOOLS_DEFAULT OFF)
endif ()
# CMake options (Boolean flags).
option(ENABLE_DEBUG "Build Zeek with additional debugging support." ${ENABLE_DEBUG_DEFAULT})
option(ENABLE_JEMALLOC "Link against jemalloc." OFF)
option(ENABLE_PERFTOOLS "Build with support for Google perftools." OFF)
option(ENABLE_ZEEK_UNIT_TESTS "Build the C++ unit tests." ON)
option(INSTALL_AUX_TOOLS "Install additional tools from auxil." ${ZEEK_INSTALL_TOOLS_DEFAULT})
option(INSTALL_BTEST "Install btest alongside Zeek." ${ZEEK_INSTALL_TOOLS_DEFAULT})
option(INSTALL_BTEST_PCAPS "Install pcap files for testing." ${ZEEK_INSTALL_TOOLS_DEFAULT})
option(INSTALL_ZEEKCTL "Install zeekctl." ${ZEEK_INSTALL_TOOLS_DEFAULT})
option(INSTALL_ZEEK_ARCHIVER "Install the zeek-archiver." ${ZEEK_INSTALL_TOOLS_DEFAULT})
option(INSTALL_ZEEK_CLIENT "Install the zeek-client." ${ZEEK_INSTALL_TOOLS_DEFAULT})
option(INSTALL_ZKG "Install zkg." ${ZEEK_INSTALL_TOOLS_DEFAULT})
option(PREALLOCATE_PORT_ARRAY "Pre-allocate all ports for zeek::Val." ON)
option(ZEEK_STANDALONE "Build Zeek as stand-alone binary?" ON)
# Non-boolean options.
if (NOT WIN32)
if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
set(CMAKE_INSTALL_PREFIX "/usr/local/zeek"
CACHE PATH "Install directory used by install()." FORCE)
endif ()
# On windows, this defaults to "c:/Program Files/${PROJECT_NAME}":
# https://cmake.org/cmake/help/v3.15/variable/CMAKE_INSTALL_PREFIX.html.
endif ()
set(ZEEK_SCRIPT_INSTALL_PATH "${CMAKE_INSTALL_PREFIX}/share/zeek"
CACHE PATH "Install directory for Zeek scripts.")
set(ZEEK_ETC_INSTALL_DIR "${CMAKE_INSTALL_PREFIX}/etc"
CACHE PATH "Install directory for Zeek configuration files.")
set(CMAKE_EXPORT_COMPILE_COMMANDS ON CACHE INTERNAL
"Whether to write a JSON compile commands database")
set(ZEEK_CXX_STD cxx_std_17 CACHE STRING "The C++ standard to use.")
set(ZEEK_SANITIZERS "" CACHE STRING "Sanitizers to use when building.")
set(CPACK_SOURCE_IGNORE_FILES "" CACHE STRING "Files to be ignored by CPack")
set(ZEEK_INCLUDE_PLUGINS "" CACHE STRING "Extra plugins to add to the build.")
# Look into the build tree for additional CMake modules.
list(APPEND CMAKE_MODULE_PATH ${CMAKE_BINARY_DIR})
list(APPEND CMAKE_PREFIX_PATH ${CMAKE_BINARY_DIR})
# Windows: Configure runtime and dependencies
if (MSVC)
# Remove existing runtime flags
set(CompilerFlags
CMAKE_CXX_FLAGS
CMAKE_CXX_FLAGS_DEBUG
CMAKE_CXX_FLAGS_RELEASE
CMAKE_CXX_FLAGS_RELWITHDEBINFO
CMAKE_C_FLAGS
CMAKE_C_FLAGS_DEBUG
CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_RELWITHDEBINFO)
foreach (CompilerFlag ${CompilerFlags})
string(REGEX REPLACE "[/|-]MDd" "" ${CompilerFlag} "${${CompilerFlag}}")
string(REGEX REPLACE "[/|-]MD" "" ${CompilerFlag} "${${CompilerFlag}}")
string(REGEX REPLACE "[/|-]MTd" "" ${CompilerFlag} "${${CompilerFlag}}")
string(REGEX REPLACE "[/|-]MT" "" ${CompilerFlag} "${${CompilerFlag}}")
string(REGEX REPLACE "[/|-]Zi" "" ${CompilerFlag} "${${CompilerFlag}}")
string(REGEX REPLACE "[/|-]W3" "" ${CompilerFlag} "${${CompilerFlag}}")
string(REGEX REPLACE "[/|-]W4" "" ${CompilerFlag} "${${CompilerFlag}}")
endforeach ()
# Set compilation flags for Windows
add_compile_options(/guard:cf # required by CheckCFlags
/Z7) # required by CheckCFlags
add_link_options(/debug:full # required by CheckCFlags
)
# Set always to static runtime
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /MT")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MTd /DDEBUG")
if (CMAKE_BUILD_TYPE STREQUAL "Debug")
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreadedDebug")
set(CMAKE_MSVC_RUNTIME_LIBRARY_FLAG "MTd")
else ()
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded")
set(CMAKE_MSVC_RUNTIME_LIBRARY_FLAG "MT")
endif ()
set(OPENSSL_USE_STATIC_LIBS true)
set(OPENSSL_MSVC_STATIC_RT true)
if (ZEEK_STANDALONE)
include(${CMAKE_SOURCE_DIR}/cmake/conan.cmake)
conan_cmake_autodetect(settings)
# Install packages from conanfile
conan_cmake_install(PATH_OR_REFERENCE ${CMAKE_SOURCE_DIR}/ci/windows/conanfile_windows.txt
BUILD missing SETTINGS ${settings})
endif ()
# Set LibPCAP to point to libpcap binaries.
if (NOT PCAP_ROOT_DIR)
find_package(libpcap)
set(PCAP_ROOT_DIR "${libpcap_LIB_DIRS}/../")
set(PCAP_INCLUDE_DIR ${libpcap_INCLUDES})
set(PCAP_LIBRARY ${libpcap_LIBS})
endif ()
set(LIBPCAP_PCAP_COMPILE_NOPCAP_HAS_ERROR_PARAMETER false)
# Set ZLib to point at the right variable.
find_package(ZLIB)
set(ZLIB_LIBRARY ${ZLIB_LIBRARIES})
# Set CAres
find_package(c-ares)
set(HAVE_CARES true) # Disable FindCAres cmake file
include_directories(BEFORE ${c-ares_INCLUDE_DIRS})
set(zeekdeps ${zeekdeps} ${c-ares_LIBRARIES})
add_definitions(-DCARES_STATICLIB)
add_subdirectory(auxil/libunistd)
set(UNISTD_INCLUDES ${CMAKE_SOURCE_DIR}/auxil/libunistd/unistd
${CMAKE_SOURCE_DIR}/auxil/libunistd/regex)
include_directories(BEFORE ${UNISTD_INCLUDES})
# Required for `check_include_files` to operate correctly
list(APPEND CMAKE_REQUIRED_INCLUDES ${UNISTD_INCLUDES})
list(APPEND zeekdeps libunistd libregex)
# Set CMAKE flags for supported windows build.
set(DISABLE_PYTHON_BINDINGS true)
set(BROKER_DISABLE_TESTS true)
set(BROKER_DISABLE_DOC_EXAMPLES true)
add_definitions(-DDOCTEST_CONFIG_NO_MULTITHREADING)
# Disable Spicy as it is not yet supported in Windows.
set(DISABLE_SPICY true)
else ()
include(GNUInstallDirs)
endif ()
include(cmake/CommonCMakeConfig.cmake)
include(cmake/FindClangTidy.cmake)
include(cmake/CheckCompilerArch.cmake)
string(TOLOWER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE_LOWER)
# ##############################################################################
# Main targets and utilities.
# Variable for referring back to Zeek's top-level source dir. Used for plugins
# to tell them where to find the Zeek headers.
set(ZEEK_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
# Tell dynamic plugins where to find scripts such as
# zeek-plugin-create-package.sh. Needed by ZeekPluginConfig.cmake.in.
set(ZEEK_PLUGIN_SCRIPTS_PATH "${PROJECT_SOURCE_DIR}/cmake")
# Our C++17 base target for propagating compiler and linker flags. Note: for
# now, we only use it for passing library dependencies around.
add_library(zeek_internal INTERFACE)
add_library(Zeek::Internal ALIAS zeek_internal)
set_target_properties(zeek_internal PROPERTIES EXPORT_NAME Internal)
install(TARGETS zeek_internal EXPORT ZeekTargets)
target_compile_features(zeek_internal INTERFACE ${ZEEK_CXX_STD})
# Skip "link-time version check" in Plugin.h for plugins that we bake in.
target_compile_definitions(zeek_internal INTERFACE ZEEK_PLUGIN_SKIP_VERSION_CHECK)
# Target for bundling the creation of auto-generated files.
add_custom_target(zeek_autogen_files)
# Define our main targets and place the output files under src (for historic
# reasons and backwards compatibility).
if (ZEEK_STANDALONE)
add_executable(zeek_exe)
target_link_libraries(zeek_exe PRIVATE $<BUILD_INTERFACE:zeek_internal>)
add_dependencies(zeek_exe zeek_autogen_files)
set_target_properties(zeek_exe PROPERTIES RUNTIME_OUTPUT_NAME zeek)
if (NOT CMAKE_RUNTIME_OUTPUT_DIRECTORY)
set_target_properties(zeek_exe PROPERTIES RUNTIME_OUTPUT_DIRECTORY src)
endif ()
install(TARGETS zeek_exe RUNTIME DESTINATION bin)
# Export symbols from zeek executable for use by plugins
set_target_properties(zeek_exe PROPERTIES ENABLE_EXPORTS ON)
if (MSVC)
set(WINDOWS_EXPORT_ALL_SYMBOLS ON)
endif ()
# Tell zeek_target_link_libraries to add library dependencies as PRIVATE.
set(zeek_exe_access PRIVATE)
# Also build the static library when asked for via Conan.
if (CONAN_EXPORTED)
add_library(zeek_lib STATIC)
endif ()
else ()
add_library(zeek_lib STATIC)
endif ()
if (TARGET zeek_lib)
target_link_libraries(zeek_lib PRIVATE $<BUILD_INTERFACE:zeek_internal>)
add_dependencies(zeek_lib zeek_autogen_files)
set_target_properties(zeek_lib PROPERTIES RUNTIME_OUTPUT_NAME libzeek)
if (NOT CMAKE_LIBRARY_OUTPUT_DIRECTORY)
set_target_properties(zeek_lie PROPERTIES LIBRARY_OUTPUT_DIRECTORY src)
endif ()
install(TARGETS zeek_lib LIBRARY DESTINATION lib)
# Tell zeek_target_link_libraries to add library dependencies as PRIVATE.
set(zeek_lib_access PRIVATE)
endif ()
# When building our fuzzers, we also need one extra top-level target that
# bundles all of our object libraries and other dependencies.
if (ZEEK_ENABLE_FUZZERS)
add_library(zeek_fuzzer_shared SHARED)
target_link_libraries(zeek_fuzzer_shared PUBLIC $<BUILD_INTERFACE:zeek_internal>)
# Tell zeek_target_link_libraries to add library dependencies as PUBLIC.
set(zeek_fuzzer_shared_access PUBLIC)
endif ()
# Set ZEEK_CONFIG_SKIP_VERSION_H for our main in-source targets.
foreach (name zeek_exe zeek_lib zeek_fuzzer_shared)
if (TARGET ${name})
target_compile_definitions(${name} PRIVATE ZEEK_CONFIG_SKIP_VERSION_H)
endif ()
endforeach ()
# Convenience function for adding library dependencies to the main target(s).
function (zeek_target_link_libraries lib_target)
foreach (name zeek_exe zeek_lib zeek_fuzzer_shared)
if (TARGET ${name})
target_link_libraries(${name} ${${name}_access} ${lib_target})
endif ()
endforeach ()
endfunction ()
function (zeek_include_directories)
foreach (name zeek_exe zeek_lib zeek_fuzzer_shared)
if (TARGET ${name})
target_include_directories(${name} ${${name}_access} ${ARGN})
endif ()
endforeach ()
endfunction ()
# Convenience function for adding a dependency to the main target(s).
function (zeek_add_dependencies dep)
foreach (name zeek_exe zeek_lib zeek_fuzzer_shared)
if (TARGET ${name})
add_dependencies(${name} ${dep})
endif ()
endforeach ()
endfunction ()
# Interface library for propagating extra flags and include paths to dynamically
# loaded plugins. Also propagates include paths and C++17 mode on the install
# interface.
add_library(zeek_dynamic_plugin_base INTERFACE)
target_include_directories(
zeek_dynamic_plugin_base
INTERFACE $<INSTALL_INTERFACE:include> $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>)
target_compile_features(zeek_dynamic_plugin_base INTERFACE ${ZEEK_CXX_STD})
add_library(Zeek::DynamicPluginBase ALIAS zeek_dynamic_plugin_base)
set_target_properties(zeek_dynamic_plugin_base PROPERTIES EXPORT_NAME DynamicPluginBase)
install(TARGETS zeek_dynamic_plugin_base EXPORT ZeekTargets)
# On macOS, we need to tell the linker that the modules are allowed to have
# undefined symbols.
if (CMAKE_SYSTEM_NAME MATCHES "Darwin")
target_link_options(zeek_dynamic_plugin_base INTERFACE -undefined dynamic_lookup
-Wl,-bind_at_load)
endif ()
function (add_zeek_dynamic_plugin_build_interface_include_directories)
foreach (path ${ARGV})
target_include_directories(zeek_dynamic_plugin_base INTERFACE $<BUILD_INTERFACE:${path}>)
endforeach ()
endfunction ()
add_zeek_dynamic_plugin_build_interface_include_directories(
${PROJECT_SOURCE_DIR}/src/include
${PROJECT_SOURCE_DIR}/auxil/binpac/lib
${PROJECT_SOURCE_DIR}/auxil/broker/include
${PROJECT_SOURCE_DIR}/auxil/paraglob/include
${PROJECT_SOURCE_DIR}/auxil/rapidjson/include
${CMAKE_BINARY_DIR}/src
${CMAKE_BINARY_DIR}/src/include
${CMAKE_BINARY_DIR}/auxil/binpac/lib
${CMAKE_BINARY_DIR}/auxil/broker/include)
# Convenience function for adding an OBJECT library that feeds directly into the
# main target(s).
#
# Usage: zeek_add_subdir_library( <name> SOURCES ... [INCLUDE_DIRS ...]
# [DEPENDENCIES ...] [INTERNAL_DEPENDENCIES ...] [BIFS ...] )
function (zeek_add_subdir_library name)
# Parse arguments.
set(fn_varargs INCLUDE_DIRS DEPENDENCIES INTERNAL_DEPENDENCIES SOURCES BIFS)
cmake_parse_arguments(FN_ARGS "" "" "${fn_varargs}" ${ARGN})
if (NOT FN_ARGS_SOURCES)
message(FATAL_ERROR "zeek_add_subdir_library called without any SOURCES")
endif ()
# Create target and add the sources.
set(target_name "zeek_${name}_obj")
add_library(${target_name} OBJECT ${FN_ARGS_SOURCES})
target_compile_definitions(${target_name} PRIVATE ZEEK_CONFIG_SKIP_VERSION_H)
add_dependencies(${target_name} zeek_autogen_files)
target_link_libraries(${target_name} PRIVATE $<BUILD_INTERFACE:zeek_internal>)
add_clang_tidy_files(${FN_ARGS_SOURCES})
# Take care of compiling BIFs.
if (FN_ARGS_BIFS)
foreach (bif ${FN_ARGS_BIFS})
# Generate the target and add the extra dependency.
bif_target(${bif})
endforeach ()
endif ()
# Optionally add include directories and extra dependencies.
if (FN_ARGS_INCLUDE_DIRS)
target_include_directories(${target_name} BEFORE PRIVATE ${FN_ARGS_INCLUDE_DIRS})
endif ()
if (FN_ARGS_DEPENDENCIES)
target_link_libraries(${target_name} PRIVATE ${FN_ARGS_DEPENDENCIES})
endif ()
if (FN_ARGS_INTERNAL_DEPENDENCIES)
add_dependencies(${target_name} ${FN_ARGS_INTERNAL_DEPENDENCIES})
endif ()
# Feed into the main Zeek target(s).
zeek_target_link_libraries(${target_name})
endfunction ()
# ##############################################################################
# Utility function for forcing CMake to re-run if files change on disk.
function (zeek_watch_files)
set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${ARGN})
endfunction ()
# ##############################################################################
# Create empty __load__.zeek stubs (override pre-existing ones).
function (zeek_create_load_script_stubs)
set(file_comment "# Warning, this is an autogenerated file!\n")
foreach (fpath ${ARGN})
file(WRITE "${CMAKE_BINARY_DIR}/${fpath}" "${file_comment}")
zeek_watch_files("${CMAKE_BINARY_DIR}/${fpath}")
endforeach ()
endfunction ()
# Note: these files are filled from BifCl.cmake via `file(APPEND ...)`
zeek_create_load_script_stubs(scripts/builtin-plugins/__load__.zeek
scripts/base/bif/plugins/__load__.zeek scripts/base/bif/__load__.zeek)
# ##############################################################################
# Create empty __all__*.cc stubs (override pre-existing ones).
function (zeek_create_bif_autogen_stubs)
set(file_comment "// Warning, this is an autogenerated file!\n")
foreach (fpath ${ARGN})
file(WRITE "${CMAKE_BINARY_DIR}/${fpath}" "${file_comment}")
zeek_watch_files("${CMAKE_BINARY_DIR}/${fpath}")
endforeach ()
endfunction ()
# Note: these files are filled from BifCl.cmake via `file(APPEND ...)`.
zeek_create_bif_autogen_stubs(src/__all__.bif.cc src/__all__.bif.init.cc
src/__all__.bif.register.cc)
# ##############################################################################
# Project/Build Configuration
if (ZEEK_ENABLE_FUZZERS)
# Fuzzers use shared lib to save disk space, so need -fPIC on everything
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
endif ()
if (ENABLE_ZEEK_UNIT_TESTS)
enable_testing()
add_definitions(-DDOCTEST_CONFIG_SUPER_FAST_ASSERTS)
else ()
add_definitions(-DDOCTEST_CONFIG_DISABLE)
endif ()
if (ENABLE_CCACHE)
find_program(CCACHE_PROGRAM ccache)
if (NOT CCACHE_PROGRAM)
message(FATAL_ERROR "ccache not found")
endif ()
message(STATUS "Using ccache: ${CCACHE_PROGRAM}")
set(CMAKE_C_COMPILER_LAUNCHER ${CCACHE_PROGRAM})
set(CMAKE_CXX_COMPILER_LAUNCHER ${CCACHE_PROGRAM})
endif ()
set(ZEEK_ROOT_DIR ${CMAKE_INSTALL_PREFIX})
if (NOT ZEEK_SCRIPT_INSTALL_PATH)
# set the default Zeek script installation path (user did not specify one)
set(ZEEK_SCRIPT_INSTALL_PATH ${ZEEK_ROOT_DIR}/share/zeek)
endif ()
if (NOT ZEEK_MAN_INSTALL_PATH)
# set the default Zeek man page installation path (user did not specify one)
set(ZEEK_MAN_INSTALL_PATH ${ZEEK_ROOT_DIR}/share/man)
endif ()
# sanitize the Zeek script install directory into an absolute path (CMake is
# confused by ~ as a representation of home directory)
get_filename_component(ZEEK_SCRIPT_INSTALL_PATH ${ZEEK_SCRIPT_INSTALL_PATH} ABSOLUTE)
# A folder for library-like Zeek-specific things: Python modules, Zeek plugins,
# etc.
set(ZEEK_LIBDIR_PATH ${CMAKE_INSTALL_FULL_LIBDIR}/zeek)
if (NOT ZEEK_PLUGIN_DIR)
set(ZEEK_PLUGIN_DIR ${ZEEK_LIBDIR_PATH}/plugins CACHE STRING "Installation path for plugins"
FORCE)
endif ()
set(cmake_binary_dir "${CMAKE_BINARY_DIR}")
set(cmake_current_binary_dir "${CMAKE_CURRENT_BINARY_DIR}")
set(cmake_install_prefix "${CMAKE_INSTALL_PREFIX}")
set(cmake_source_dir "${CMAKE_SOURCE_DIR}")
set(zeek_script_install_path "${ZEEK_SCRIPT_INSTALL_PATH}")
if (MSVC)
# This has to happen before we modify the paths below so that the pure Windows
# paths are stored in the output file.
configure_file(zeek-path-dev.bat.in ${CMAKE_CURRENT_BINARY_DIR}/zeek-path-dev.bat)
string(REGEX REPLACE "^([A-Za-z]):/(.*)" "/\\1/\\2" cmake_binary_dir "${cmake_binary_dir}")
string(REGEX REPLACE "^([A-Za-z]):/(.*)" "/\\1/\\2" cmake_current_binary_dir
"${cmake_current_binary_dir}")
string(REGEX REPLACE "^([A-Za-z]):/(.*)" "/\\1/\\2" cmake_install_prefix
"${cmake_install_prefix}")
string(REGEX REPLACE "^([A-Za-z]):/(.*)" "/\\1/\\2" cmake_source_dir "${cmake_source_dir}")
string(REGEX REPLACE "^([A-Za-z]):/(.*)" "/\\1/\\2" zeek_script_install_path
"${zeek_script_install_path}")
endif ()
# Set the path where we install the ZeekConfig.cmake file and related files.
set(ZEEK_CMAKE_CONFIG_DIR "${CMAKE_INSTALL_PREFIX}/share/zeek/cmake")
if (NOT ZEEK_ETC_INSTALL_DIR)
set(ZEEK_ETC_INSTALL_DIR ${ZEEK_ROOT_DIR}/etc)
endif ()
if (NOT ZEEK_STATE_DIR)
set(ZEEK_STATE_DIR ${ZEEK_ROOT_DIR}/var/lib)
endif ()
if (NOT ZEEK_SPOOL_DIR)
set(ZEEK_SPOOL_DIR ${ZEEK_ROOT_DIR}/spool)
endif ()
if (NOT ZEEK_LOG_DIR)
set(ZEEK_LOG_DIR ${ZEEK_ROOT_DIR}/logs)
endif ()
if (NOT MSVC)
set(HAVE_SUPERVISOR true)
endif ()
install(DIRECTORY DESTINATION ${ZEEK_ETC_INSTALL_DIR})
install(DIRECTORY DESTINATION ${ZEEK_STATE_DIR})
install(DIRECTORY DESTINATION ${ZEEK_SPOOL_DIR})
install(DIRECTORY DESTINATION ${ZEEK_LOG_DIR})
configure_file(zeek-path-dev.in ${CMAKE_CURRENT_BINARY_DIR}/zeek-path-dev)
file(
WRITE ${CMAKE_CURRENT_BINARY_DIR}/zeek-path-dev.sh
"export ZEEKPATH=`${cmake_binary_dir}/zeek-path-dev`\n"
"export ZEEK_PLUGIN_PATH=\"${cmake_binary_dir}/src\":$\{ZEEK_PLUGIN_PATH\}\n"
"export PATH=\"${cmake_binary_dir}\":\"${cmake_binary_dir}/src\":\"${cmake_binary_dir}/auxil/spicy/bin\":\"${cmake_binary_dir}/src/spicy/spicyz\":$\{PATH\}\n"
"export SPICY_PATH=`${cmake_binary_dir}/spicy-path`\n"
"export HILTI_CXX_INCLUDE_DIRS=`${cmake_binary_dir}/hilti-cxx-include-dirs`\n"
"export ZEEK_SPICY_LIBRARY_PATH=${cmake_source_dir}/scripts/spicy\n")
file(
WRITE ${CMAKE_CURRENT_BINARY_DIR}/zeek-path-dev.csh
"setenv ZEEKPATH `${cmake_binary_dir}/zeek-path-dev`\n"
"setenv ZEEK_PLUGIN_PATH \"${cmake_binary_dir}/src\":$\{ZEEK_PLUGIN_PATH\}\n"
"setenv PATH \"${cmake_binary_dir}\":\"${cmake_binary_dir}/src\":\"${cmake_binary_dir}/auxil/spicy/bin\":\"${cmake_binary_dir}/src/spicy/spicyz\":$\{PATH\}\n"
"setenv SPICY_PATH \"`${cmake_binary_dir}/spicy-path`\"\n"
"setenv HILTI_CXX_INCLUDE_DIRS \"`${cmake_binary_dir}/hilti-cxx-include-dirs`\"\n"
"setenv ZEEK_SPICY_LIBRARY_PATH \"${cmake_source_dir}/scripts/spicy\"\n")
file(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/VERSION" VERSION LIMIT_COUNT 1)
execute_process(
COMMAND grep "^constexpr int PLUGIN_API_VERSION"
INPUT_FILE ${CMAKE_CURRENT_SOURCE_DIR}/src/plugin/Plugin.h
OUTPUT_VARIABLE API_VERSION
OUTPUT_STRIP_TRAILING_WHITESPACE)
string(REGEX MATCH "^constexpr int PLUGIN_API_VERSION = ([0-9]+);" API_VERSION "${API_VERSION}")
set(API_VERSION "${CMAKE_MATCH_1}")
string(REGEX REPLACE "[.-]" " " version_numbers ${VERSION})
separate_arguments(version_numbers)
list(GET version_numbers 0 VERSION_MAJOR)
list(GET version_numbers 1 VERSION_MINOR)
list(GET version_numbers 2 VERSION_PATCH)
set(VERSION_MAJ_MIN "${VERSION_MAJOR}.${VERSION_MINOR}")
math(EXPR ZEEK_VERSION_NUMBER
"${VERSION_MAJOR} * 10000 + ${VERSION_MINOR} * 100 + ${VERSION_PATCH}")
set(VERSION_C_IDENT "${VERSION}_plugin_${API_VERSION}")
string(REGEX REPLACE "-[0-9]*$" "_git" VERSION_C_IDENT "${VERSION_C_IDENT}")
string(REGEX REPLACE "[^a-zA-Z0-9_\$]" "_" VERSION_C_IDENT "${VERSION_C_IDENT}")
if (ENABLE_DEBUG)
set(VERSION_C_IDENT "${VERSION_C_IDENT}_debug")
target_compile_definitions(zeek_internal INTERFACE DEBUG)
target_compile_definitions(zeek_dynamic_plugin_base INTERFACE DEBUG)
endif ()
if (NOT BINARY_PACKAGING_MODE)
macro (_make_install_dir_symlink _target _link)
install(
CODE "
if ( \"\$ENV{DESTDIR}\" STREQUAL \"\" )
if ( EXISTS \"${_target}\" AND NOT EXISTS \"${_link}\" )
message(STATUS \"WARNING: installed ${_link} as symlink to ${_target}\")
execute_process(COMMAND \"${CMAKE_COMMAND}\" -E create_symlink
\"${_target}\" \"${_link}\")
endif ()
endif ()
")
endmacro ()
if ("${CMAKE_INSTALL_PREFIX}" STREQUAL "/usr/local/zeek")
# If we're installing into the default prefix, check if the old default
# prefix already exists and symlink to it. This is done to help keep custom
# user configuration/installation if they're upgrading from a version before
# Zeek 3.0.
_make_install_dir_symlink("/usr/local/bro" "/usr/local/zeek")
endif ()
# Check whether we need to symlink directories used by versions before Zeek
# 3.0.
_make_install_dir_symlink("${CMAKE_INSTALL_PREFIX}/include/bro"
"${CMAKE_INSTALL_PREFIX}/include/zeek")
_make_install_dir_symlink("${CMAKE_INSTALL_PREFIX}/share/bro"
"${CMAKE_INSTALL_PREFIX}/share/zeek")
_make_install_dir_symlink("${CMAKE_INSTALL_PREFIX}/lib/bro" "${CMAKE_INSTALL_FULL_LIBDIR}/zeek")
endif ()
if (ZEEK_SANITIZERS)
# Check the thread library info early as setting compiler flags seems to
# interfere with the detection and cause CMAKE_THREAD_LIBS_INIT to not include
# -lpthread when it should.
find_package(Threads)
string(REPLACE "," " " _sanitizer_args "${ZEEK_SANITIZERS}")
separate_arguments(_sanitizer_args)
set(ZEEK_SANITIZERS "")
foreach (_sanitizer ${_sanitizer_args})
if (ZEEK_SANITIZERS)
set(ZEEK_SANITIZERS "${ZEEK_SANITIZERS},")
endif ()
if (_sanitizer STREQUAL "thread")
set(ZEEK_TSAN true)
endif ()
if (NOT _sanitizer STREQUAL "undefined")
set(ZEEK_SANITIZERS "${ZEEK_SANITIZERS}${_sanitizer}")
continue()
endif ()
if (NOT DEFINED ZEEK_SANITIZER_UB_CHECKS)
if (DEFINED ENV{ZEEK_TAILORED_UB_CHECKS})
# list(APPEND _check_list "alignment") # TODO: fix associated errors
list(APPEND _check_list "bool")
# list(APPEND _check_list "builtin") # Not implemented in older GCCs
list(APPEND _check_list "bounds") # Covers both array/local bounds
# options below
# list(APPEND _check_list "array-bounds") # Not implemented by GCC
# list(APPEND _check_list "local-bounds") # Not normally part of
# "undefined"
list(APPEND _check_list "enum")
list(APPEND _check_list "float-cast-overflow")
list(APPEND _check_list "float-divide-by-zero")
# list(APPEND _check_list "function") # Not implemented by GCC
# list(APPEND _check_list "implicit-unsigned-integer-truncation") # Not
# truly UB list(APPEND _check_list "implicit-signed-integer-truncation")
# # Not truly UB list(APPEND _check_list "implicit-integer-sign-change")
# # Not truly UB
list(APPEND _check_list "integer-divide-by-zero")
list(APPEND _check_list "nonnull-attribute")
list(APPEND _check_list "null")
# list(APPEND _check_list "nullability-arg") # Not normally part of
# "undefined" list(APPEND _check_list "nullability-assign") # Not
# normally part of "undefined" list(APPEND _check_list
# "nullability-return") # Not normally part of "undefined" list(APPEND
# _check_list "objc-cast") # Not truly UB list(APPEND _check_list
# "pointer-overflow") # Not implemented in older GCCs
list(APPEND _check_list "return")
list(APPEND _check_list "returns-nonnull-attribute")
list(APPEND _check_list "shift")
# list(APPEND _check_list "unsigned-shift-base") # Not implemented by
# GCC
list(APPEND _check_list "signed-integer-overflow")
list(APPEND _check_list "unreachable")
# list(APPEND _check_list "unsigned-integer-overflow") # Not truly UB
list(APPEND _check_list "vla-bound")
list(APPEND _check_list "vptr")
# Clang complains if this one is defined and the optimizer is set to
# -O0. We only set that optimization level if NO_OPTIMIZATIONS is
# passed, so disable the option if that's set.
if (NOT DEFINED ENV{NO_OPTIMIZATIONS})
list(APPEND _check_list "object-size")
endif ()
string(REPLACE ";" "," _ub_checks "${_check_list}")
set(ZEEK_SANITIZER_UB_CHECKS "${_ub_checks}" CACHE INTERNAL "" FORCE)
else ()
set(ZEEK_SANITIZER_UB_CHECKS "undefined" CACHE INTERNAL "" FORCE)
endif ()
endif ()
set(ZEEK_SANITIZERS "${ZEEK_SANITIZERS}${ZEEK_SANITIZER_UB_CHECKS}")
endforeach ()
set(_sanitizer_flags "-fsanitize=${ZEEK_SANITIZERS}")
# The linker command used by check_cxx_compiler_flag requires you to also pass
# the sanitizer to it or it fails. The best way to do this is to set
# CMAKE_REQUIRED_LINK_OPTIONS, but save off a copy of it so it can be reset
# back to what it was previously afterwards.
set(_temp_link_options ${CMAKE_REQUIRED_LINK_OPTIONS})
list(APPEND CMAKE_REQUIRED_LINK_OPTIONS ${_sanitizer_flags})
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag(${_sanitizer_flags} COMPILER_SUPPORTS_SANITIZERS)
if (NOT COMPILER_SUPPORTS_SANITIZERS)
message(FATAL_ERROR "Invalid sanitizer compiler flags: ${_sanitizer_flags}")
endif ()
set(CMAKE_REQUIRED_LINK_OPTIONS ${_temp_link_options})
if (ZEEK_SANITIZER_UB_CHECKS)
set(_sanitizer_flags
"${_sanitizer_flags} -fno-sanitize-recover=${ZEEK_SANITIZER_UB_CHECKS}")
endif ()
set(_sanitizer_flags "${_sanitizer_flags} -fno-omit-frame-pointer")
set(_sanitizer_flags "${_sanitizer_flags} -fno-optimize-sibling-calls")
if (NOT DEFINED ZEEK_SANITIZER_OPTIMIZATIONS)
if (DEFINED ENV{NO_OPTIMIZATIONS})
# Using -O1 is generally the suggestion to get more reasonable
# performance. The one downside is it that the compiler may optimize out
# code that otherwise generates an error/leak in a -O0 build, but that
# should be rare and users mostly will not be running unoptimized builds
# in production anyway.
set(ZEEK_SANITIZER_OPTIMIZATIONS false CACHE INTERNAL "" FORCE)
else ()
set(ZEEK_SANITIZER_OPTIMIZATIONS true CACHE INTERNAL "" FORCE)
endif ()
endif ()
if (ZEEK_SANITIZER_OPTIMIZATIONS)
set(_sanitizer_flags "${_sanitizer_flags} -O1")
endif ()
# Technically, the we also need to use the compiler to drive linking and give
# the sanitizer flags there, too. However, CMake, by default, uses the
# compiler for linking and so the automatically flags get used. See
# https://cmake.org/pipermail/cmake/2014-August/058268.html
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${_sanitizer_flags}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${_sanitizer_flags}")
endif ()
# ##############################################################################
# Dependency Configuration
include(FindRequiredPackage)
# Check cache value first to avoid displaying "Found sed" messages everytime
if (NOT SED_EXE)
find_program(SED_EXE sed)
if (NOT SED_EXE)
message(FATAL_ERROR "Could not find required dependency: sed")
else ()
message(STATUS "Found sed: ${SED_EXE}")
endif ()
endif ()
list(APPEND Python_ADDITIONAL_VERSIONS 3)
FindRequiredPackage(PythonInterp)
FindRequiredPackage(FLEX)
FindRequiredPackage(BISON)
FindRequiredPackage(PCAP)
FindRequiredPackage(OpenSSL)
if (NOT MSVC)
FindRequiredPackage(BIND)
endif ()
FindRequiredPackage(ZLIB)
if (NOT BINARY_PACKAGING_MODE)
# TODO: Broker seems to always turn on static libraries. We don't want that for Spicy by default.
set(BUILD_SHARED_LIBS yes)
endif ()
# Forward user-defined hint for OpenSSL to the plugins. Use a cache variable to
# make sure this variable survives CMake re-runs. Note: This variable is picked
# up in ZeekPluginConfig.cmake.in.
if (OPENSSL_ROOT_DIR)
set(ZeekOpenSSLHint "${OPENSSL_ROOT_DIR}" CACHE INTERNAL "" FORCE)
elseif (DEFINED ENV{OPENSSL_ROOT_DIR})
set(ZeekOpenSSLHint "$ENV{OPENSSL_ROOT_DIR}" CACHE INTERNAL "" FORCE)
endif ()
# Forward PKG_CONFIG_PATH to the plugins. Use a cache variable to make sure this
# variable survives CMake re-runs. Note: This variable is picked up in
# ZeekPluginConfig.cmake.in.
if (DEFINED ENV{PKG_CONFIG_PATH})
set(ZeekPkgConfigPath "$ENV{PKG_CONFIG_PATH}" CACHE INTERNAL "" FORCE)
endif ()
# Installation directory for the distribution's Python modules. An override via
# configure's --python-dir wins, specifying a directory explicitly. Next is
# --python-prefix, which includes a versioned Python folder as the --prefix
# option in distutils does. Next consider a distutils --home style override via
# --python-home, and finally default to "zeek/python" in our libdir.
if (ZEEK_PYTHON_DIR)
set(py_mod_install_dir ${ZEEK_PYTHON_DIR})
elseif (ZEEK_PYTHON_PREFIX)
set(pyver ${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR})
set(py_mod_install_dir ${ZEEK_PYTHON_PREFIX}/lib/python${pyver}/site-packages)
elseif (ZEEK_PYTHON_HOME)
set(py_mod_install_dir ${ZEEK_PYTHON_HOME}/lib/python)
else ()
set(py_mod_install_dir ${ZEEK_LIBDIR_PATH}/python)
endif ()
set(PY_MOD_INSTALL_DIR ${py_mod_install_dir} CACHE STRING "Installation path for Python modules"
FORCE)
if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/auxil/binpac/CMakeLists.txt)
set(ENABLE_STATIC_ONLY_SAVED ${ENABLE_STATIC_ONLY})
if (MSVC)
set(BUILD_STATIC_BINPAC true)
endif ()
if (BUILD_STATIC_BINPAC)
set(ENABLE_STATIC_ONLY true)
endif ()
add_subdirectory(auxil/binpac)
set(ENABLE_STATIC_ONLY ${ENABLE_STATIC_ONLY_SAVED})
# FIXME: avoid hard-coding a path for multi-config generator support. See the
# TODO in ZeekPluginConfig.cmake.in.
set(BINPAC_EXE_PATH "${CMAKE_BINARY_DIR}/auxil/binpac/src/binpac${CMAKE_EXECUTABLE_SUFFIX}")
endif ()
FindRequiredPackage(BinPAC)
# Add an alias (used by our plugin setup).
add_executable(Zeek::BinPAC ALIAS binpac)
if (NOT BIFCL_EXE_PATH)
add_subdirectory(auxil/bifcl)
add_executable(Zeek::BifCl ALIAS bifcl)
# FIXME: avoid hard-coding a path for multi-config generator support. See the
# TODO in ZeekPluginConfig.cmake.in.
set(BIFCL_EXE_PATH "${CMAKE_BINARY_DIR}/auxil/bifcl/bifcl${CMAKE_EXECUTABLE_SUFFIX}")
set(_bifcl_exe_path "included")
else ()
add_executable(Zeek::BifCl IMPORTED)
set_property(TARGET Zeek::BifCl PROPERTY IMPORTED_LOCATION "${BIFCL_EXE_PATH}")
set(_bifcl_exe_path "BIFCL_EXE_PATH")
endif ()
if (NOT GEN_ZAM_EXE_PATH)
add_subdirectory(auxil/gen-zam)
endif ()
if (ENABLE_JEMALLOC)
if (${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
if (DEFINED JEMALLOC_ROOT_DIR)
# Look for jemalloc at a specific path
find_package(JeMalloc)
else ()
# jemalloc is in the base system
set(JEMALLOC_FOUND true)
endif ()
else ()
find_package(JeMalloc)
endif ()
if (NOT JEMALLOC_FOUND)
message(FATAL_ERROR "Could not find requested JeMalloc")
endif ()
endif ()
if (BISON_VERSION AND BISON_VERSION VERSION_LESS 2.5)
set(MISSING_PREREQS true)
list(APPEND MISSING_PREREQ_DESCS
" Could not find prerequisite package Bison >= 2.5, found: ${BISON_VERSION}")
endif ()
if (MISSING_PREREQS)
foreach (prereq ${MISSING_PREREQ_DESCS})
message(SEND_ERROR ${prereq})
endforeach ()
message(FATAL_ERROR "Configuration aborted due to missing prerequisites")
endif ()
set(ZEEK_PYTHON_MIN 3.5.0)
if (PYTHON_VERSION_STRING VERSION_LESS ${ZEEK_PYTHON_MIN})
message(FATAL_ERROR "Python ${ZEEK_PYTHON_MIN} or greater is required.")
endif ()
add_subdirectory(auxil/paraglob)
if (MSVC)
cmake_policy(SET CMP0079 NEW)
target_link_libraries(paraglob shlwapi)
set(BROKER_DISABLE_TOOLS true)
endif ()
set(zeekdeps ${zeekdeps} paraglob)
# Note: Broker gets some special attention in ZeekConfig.cmake.in.
if (Broker_ROOT)
find_package(Broker REQUIRED CONFIG)
list(APPEND zeekdeps ${BROKER_LIBRARY})
set(broker_includes ${BROKER_INCLUDE_DIR})
set(ZEEK_HAS_EXTERNAL_BROKER ON)
set(ZEEK_HAS_STATIC_BROKER OFF)
else ()
if (ZEEK_SANITIZERS)
set(BROKER_SANITIZERS ${ZEEK_SANITIZERS})
endif ()
set(ENABLE_STATIC_ONLY_SAVED ${ENABLE_STATIC_ONLY})
if (MSVC)
set(BUILD_STATIC_BROKER true)
endif ()
if (BUILD_STATIC_BROKER)
set(ENABLE_STATIC_ONLY true)
endif ()
add_subdirectory(auxil/broker)
set(ENABLE_STATIC_ONLY ${ENABLE_STATIC_ONLY_SAVED})
if (BUILD_STATIC_BROKER)
list(APPEND zeekdeps broker_static)
else ()
list(APPEND zeekdeps broker)
endif ()
set(broker_includes ${CMAKE_CURRENT_SOURCE_DIR}/auxil/broker/include
${CMAKE_CURRENT_BINARY_DIR}/auxil/broker/include)
if (BUILD_STATIC_BROKER)
set(ZEEK_HAS_STATIC_BROKER ON)
else ()
set(ZEEK_HAS_STATIC_BROKER OFF)
endif ()
set(ZEEK_HAS_EXTERNAL_BROKER OFF)
# Tell plugins where to find the Broker CMake package in the source tree. This
# variable is picked up in ZeekPluginConfig.cmake.in.
set(ZEEK_PLUGIN_BROKER_PATH "${CMAKE_CURRENT_BINARY_DIR}/auxil/broker")
endif ()
if (NOT DISABLE_SPICY)
if (SPICY_ROOT_DIR)
find_package(Spicy REQUIRED) # will set HAVE_SPICY
spicy_require_version("1.8.0")
if (NOT SPICY_HAVE_TOOLCHAIN)
message(FATAL_ERROR "Spicy not built with toolchain support")
endif ()
spicy_print_summary()
else ()
# Spicy needs the full prefix for Flex and Bison while Zeek captures
# only the paths to the executables. Derive the prefixes from the
# binary paths under the assumption that their bindir is under their
# prefix (which also implies that one such prefix even exists).
get_filename_component(dir ${FLEX_EXECUTABLE} DIRECTORY ABSOLUTE)
set(FLEX_ROOT ${dir}/..)
get_filename_component(dir ${BISON_EXECUTABLE} DIRECTORY ABSOLUTE)
set(BISON_ROOT ${dir}/..)
# The script generating precompiled headers for Spicy expects a
# different build system layout than provided for a bundled Spicy,
# disable it.
set(HILTI_DEV_PRECOMPILE_HEADERS OFF)
add_subdirectory(auxil/spicy)
include(ConfigureSpicyBuild) # set some options different for building Spicy
zeek_add_dependencies(spicy)
set(HAVE_SPICY yes)
endif ()
set(USE_SPICY_ANALYZERS yes)
else ()
set(HAVE_SPICY no)
set(USE_SPICY_ANALYZERS no)
endif ()
set(USE_SPICY_ANALYZERS "${USE_SPICY_ANALYZERS}" CACHE BOOL "Use built-in Spicy analyzers")
include(BuiltInSpicyAnalyzer)
include_directories(BEFORE ${PCAP_INCLUDE_DIR} ${BIND_INCLUDE_DIR} ${BinPAC_INCLUDE_DIR}
${ZLIB_INCLUDE_DIR} ${JEMALLOC_INCLUDE_DIR})
install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/auxil/rapidjson/include/rapidjson
DESTINATION include/zeek/3rdparty/rapidjson/include)
install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/auxil/filesystem/include/ghc
DESTINATION include/zeek/3rdparty/)
# Create 3rdparty/ghc within the build directory so that the include for
# "zeek/3rdparty/ghc/filesystem.hpp" works within the build tree.
execute_process(COMMAND "${CMAKE_COMMAND}" -E make_directory
"${CMAKE_CURRENT_BINARY_DIR}/3rdparty/")
execute_process(
COMMAND
"${CMAKE_COMMAND}" -E create_symlink
"${CMAKE_CURRENT_SOURCE_DIR}/auxil/filesystem/include/ghc"
"${CMAKE_CURRENT_BINARY_DIR}/3rdparty/ghc")
# Optional Dependencies
set(USE_GEOIP false)
find_package(LibMMDB)
if (LIBMMDB_FOUND)
set(USE_GEOIP true)
include_directories(BEFORE ${LibMMDB_INCLUDE_DIR})
list(APPEND OPTLIBS ${LibMMDB_LIBRARY})
endif ()
set(USE_KRB5 false)
if (${CMAKE_SYSTEM_NAME} MATCHES Linux)
find_package(LibKrb5)
if (LIBKRB5_FOUND)
set(USE_KRB5 true)
include_directories(BEFORE ${LibKrb5_INCLUDE_DIR})
list(APPEND OPTLIBS ${LibKrb5_LIBRARY})
endif ()
endif ()
set(HAVE_PERFTOOLS false)
set(USE_PERFTOOLS_DEBUG false)
set(USE_PERFTOOLS_TCMALLOC false)
if (ENABLE_PERFTOOLS)
find_package(GooglePerftools)
if (GOOGLEPERFTOOLS_FOUND OR TCMALLOC_FOUND)
set(HAVE_PERFTOOLS true)
set(USE_PERFTOOLS_TCMALLOC true)
if (ENABLE_PERFTOOLS_DEBUG)
# Enable heap debugging with perftools.
set(USE_PERFTOOLS_DEBUG true)
include_directories(BEFORE ${GooglePerftools_INCLUDE_DIR})
list(APPEND OPTLIBS ${GooglePerftools_LIBRARIES_DEBUG})
else ()
# Link in tcmalloc.
list(APPEND OPTLIBS ${GooglePerftools_LIBRARIES})
endif ()
else ()
message(FATAL_ERROR "Could not find requested Google Perftools.")