CMakeLists.txt revision e0197994 
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 "${MY_CMAKE_FLAGS} -DLSQUIC_LOWEST_LOG_LEVEL=LSQ_LOG_INFO")
49ENDIF()
50
51IF(MY_CMAKE_FLAGS MATCHES "fsanitize=address")
52    MESSAGE(STATUS "AddressSanitizer is ON")
53ELSE()
54    MESSAGE(STATUS "AddressSanitizer is OFF")
55ENDIF()
56
57set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}  ${MY_CMAKE_FLAGS} $ENV{EXTRA_CFLAGS}")
58
59MESSAGE(STATUS "Compiler flags: ${CMAKE_C_FLAGS}")
60
61IF(NOT DEFINED BORINGSSL_INCLUDE)
62    include_directories( /usr/local/lib )
63ENDIF()
64IF(NOT DEFINED BORINGSSL_LIB)
65    link_directories( /usr/local/include )
66ENDIF()
67
68SET(CMAKE_INCLUDE_CURRENT_DIR ON)
69include_directories( include )
70
71IF(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
72    # Find libevent on FreeBSD:
73    include_directories( /usr/local/include )
74    link_directories( /usr/local/lib )
75ENDIF()
76
77add_executable(http_client test/http_client.c test/prog.c test/test_common.c test/test_cert.c)
78
79target_link_libraries(http_client lsquic event pthread libssl.a libcrypto.a ${FIULIB} z m)
80
81add_subdirectory(src)
82
83IF(DEVEL_MODE EQUAL 1)
84    # Our test framework relies on assertions, only compile if assertions are
85    # enabled.
86    #
87    add_subdirectory(test)
88    enable_testing()
89ENDIF()
90
91
92ADD_CUSTOM_TARGET(docs doxygen dox.cfg)
93