CMakeLists.txt revision 67b0dc15 
1# Copyright (c) 2017 LiteSpeed Technologies Inc.  See LICENSE.
2cmake_minimum_required(VERSION 2.8)
3
4
5project(lsquic)
6
7# We prefer clang
8IF(NOT ("${CMAKE_C_COMPILER}" MATCHES "ccc-analyzer" OR
9        "${CMAKE_C_COMPILER}" MATCHES "gcc"          OR
10        "${CMAKE_C_COMPILER}" MATCHES "afl-gcc"))
11    FIND_PROGRAM(CLANG "clang")
12    IF(CLANG)
13        SET(CMAKE_C_COMPILER "${CLANG}")
14    ENDIF()
15ENDIF()
16
17# By default, we compile in development mode.  To compile production code,
18# pass -DDEVEL_MODE=0 to cmake (before that, `make clean' and remove any
19# cmake cache files).
20#
21IF(NOT DEFINED DEVEL_MODE)
22    SET(DEVEL_MODE 1)
23ENDIF()
24
25
26MESSAGE(STATUS "DEVEL_MODE: ${DEVEL_MODE}")
27
28SET(MY_CMAKE_FLAGS "${MY_CMAKE_FLAGS} -Wall -Wextra -Wno-unused-parameter")
29SET(MY_CMAKE_FLAGS "${MY_CMAKE_FLAGS} -fno-omit-frame-pointer")
30
31IF(CMAKE_COMPILER_IS_GNUCC AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9.3)
32    SET(MY_CMAKE_FLAGS "${MY_CMAKE_FLAGS} -Wno-missing-field-initializers")
33ENDIF()
34IF(DEVEL_MODE EQUAL 1)
35    SET(MY_CMAKE_FLAGS "${MY_CMAKE_FLAGS} -O0 -g3")
36    # -Werror is used to force us to fix warnings early.
37    SET(MY_CMAKE_FLAGS "${MY_CMAKE_FLAGS} -Werror")
38    IF(CMAKE_C_COMPILER MATCHES "clang")
39        SET(MY_CMAKE_FLAGS "${MY_CMAKE_FLAGS} -fsanitize=address")
40    ENDIF()
41    # Uncomment to enable fault injection testing via libfiu:
42    #SET (MY_CMAKE_FLAGS "${MY_CMAKE_FLAGS} -DFIU_ENABLE=1")
43    #SET (FIULIB "fiu")
44ELSE()
45    SET(MY_CMAKE_FLAGS "${MY_CMAKE_FLAGS} -O3 -g0")
46    SET(MY_CMAKE_FLAGS "${MY_CMAKE_FLAGS} -DNDEBUG")
47    # Comment out the following line to compile out debug messages:
48    #SET(MY_CMAKE_FLAGS "${MY_CMAKE_FLAGS} -DLSQUIC_LOWEST_LOG_LEVEL=LSQ_LOG_INFO")
49ENDIF()
50
51IF(LSQUIC_PROFILE EQUAL 1)
52    SET(MY_CMAKE_FLAGS "${MY_CMAKE_FLAGS} -g -pg")
53ENDIF()
54
55IF(MY_CMAKE_FLAGS MATCHES "fsanitize=address")
56    MESSAGE(STATUS "AddressSanitizer is ON")
57ELSE()
58    MESSAGE(STATUS "AddressSanitizer is OFF")
59ENDIF()
60
61set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}  ${MY_CMAKE_FLAGS} $ENV{EXTRA_CFLAGS}")
62
63MESSAGE(STATUS "Compiler flags: ${CMAKE_C_FLAGS}")
64
65IF(NOT DEFINED BORINGSSL_INCLUDE)
66    SET(BORINGSSL_INCLUDE /usr/local/include)
67ENDIF()
68IF(NOT DEFINED BORINGSSL_LIB)
69    SET(BORINGSSL_LIB /usr/local/lib)
70ENDIF()
71
72include_directories( ${BORINGSSL_INCLUDE} )
73link_directories( ${BORINGSSL_LIB} )
74
75SET(CMAKE_INCLUDE_CURRENT_DIR ON)
76include_directories( include )
77
78IF(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
79    # Find libevent on FreeBSD:
80    include_directories( /usr/local/include )
81    link_directories( /usr/local/lib )
82ENDIF()
83
84add_executable(http_client test/http_client.c test/prog.c test/test_common.c test/test_cert.c)
85
86target_link_libraries(http_client lsquic event pthread libssl.a libcrypto.a ${FIULIB} z m)
87
88add_subdirectory(src)
89
90IF(DEVEL_MODE EQUAL 1)
91    # Our test framework relies on assertions, only compile if assertions are
92    # enabled.
93    #
94    add_subdirectory(test)
95    enable_testing()
96ENDIF()
97
98
99ADD_CUSTOM_TARGET(docs doxygen dox.cfg)
100