1cmake_minimum_required (VERSION 2.8.10) 2 3project (BoringSSL) 4 5if(ANDROID) 6 # Android-NDK CMake files reconfigure the path and so Go and Perl won't be 7 # found. However, ninja will still find them in $PATH if we just name them. 8 set(PERL_EXECUTABLE "perl") 9 set(GO_EXECUTABLE "go") 10else() 11 find_package(Perl REQUIRED) 12 find_program(GO_EXECUTABLE go) 13endif() 14 15if (NOT GO_EXECUTABLE) 16 message(FATAL_ERROR "Could not find Go") 17endif() 18 19if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES "Clang") 20 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Werror -Wsign-compare -Wmissing-field-initializers -ggdb -fvisibility=hidden") 21 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Werror -Wsign-compare -Wmissing-field-initializers -ggdb -std=c++0x -fvisibility=hidden") 22elseif(MSVC) 23 set(MSVC_DISABLED_WARNINGS_LIST 24 "C4100" # 'exarg' : unreferenced formal parameter 25 "C4127" # conditional expression is constant 26 "C4200" # nonstandard extension used : zero-sized array in 27 # struct/union. 28 "C4242" # 'function' : conversion from 'int' to 'uint8_t', 29 # possible loss of data 30 "C4244" # 'function' : conversion from 'int' to 'uint8_t', 31 # possible loss of data 32 "C4245" # 'initializing' : conversion from 'long' to 33 # 'unsigned long', signed/unsigned mismatch 34 "C4267" # conversion from 'size_t' to 'int', possible loss of data 35 "C4371" # layout of class may have changed from a previous version of the 36 # compiler due to better packing of member '...' 37 "C4388" # signed/unsigned mismatch 38 "C4296" # '>=' : expression is always true 39 "C4350" # behavior change: 'std::_Wrap_alloc...' 40 "C4365" # '=' : conversion from 'size_t' to 'int', 41 # signed/unsigned mismatch 42 "C4389" # '!=' : signed/unsigned mismatch 43 "C4510" # 'argument' : default constructor could not be generated 44 "C4512" # 'argument' : assignment operator could not be generated 45 "C4514" # 'function': unreferenced inline function has been removed 46 "C4548" # expression before comma has no effect; expected expression with 47 # side-effect" caused by FD_* macros. 48 "C4610" # struct 'argument' can never be instantiated - user defined 49 # constructor required. 50 "C4625" # copy constructor could not be generated because a base class 51 # copy constructor is inaccessible or deleted 52 "C4626" # assignment operator could not be generated because a base class 53 # assignment operator is inaccessible or deleted 54 "C4706" # assignment within conditional expression 55 "C4710" # 'function': function not inlined 56 "C4711" # function 'function' selected for inline expansion 57 "C4800" # 'int' : forcing value to bool 'true' or 'false' 58 # (performance warning) 59 "C4820" # 'bytes' bytes padding added after construct 'member_name' 60 "C4996" # 'read': The POSIX name for this item is deprecated. Instead, 61 # use the ISO C++ conformant name: _read. 62 ) 63 string(REPLACE "C" " -wd" MSVC_DISABLED_WARNINGS_STR 64 ${MSVC_DISABLED_WARNINGS_LIST}) 65 set(CMAKE_C_FLAGS "-Wall -WX ${MSVC_DISABLED_WARNINGS_STR}") 66 set(CMAKE_CXX_FLAGS "-Wall -WX ${MSVC_DISABLED_WARNINGS_STR}") 67 add_definitions(-D_HAS_EXCEPTIONS=0) 68 add_definitions(-DWIN32_LEAN_AND_MEAN) 69 add_definitions(-DNOMINMAX) 70endif() 71 72if((CMAKE_COMPILER_IS_GNUCXX AND CMAKE_C_COMPILER_VERSION VERSION_GREATER "4.7.99") OR 73 CMAKE_CXX_COMPILER_ID MATCHES "Clang") 74 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wshadow") 75 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wshadow") 76endif() 77 78if((CMAKE_COMPILER_IS_GNUCXX AND CMAKE_C_COMPILER_VERSION VERSION_GREATER "4.8.99") OR 79 CMAKE_CXX_COMPILER_ID MATCHES "Clang") 80 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 -D_XOPEN_SOURCE=700") 81endif() 82 83if(FUZZ) 84 if(!CMAKE_CXX_COMPILER_ID MATCHES "Clang") 85 message("You need to build with Clang for fuzzing to work") 86 endif() 87 88 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address -fsanitize-coverage=edge,indirect-calls") 89 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fsanitize-coverage=edge,indirect-calls") 90 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address") 91 link_directories(.) 92endif() 93 94add_definitions(-DBORINGSSL_IMPLEMENTATION) 95 96if (BUILD_SHARED_LIBS) 97 add_definitions(-DBORINGSSL_SHARED_LIBRARY) 98 # Enable position-independent code globally. This is needed because 99 # some library targets are OBJECT libraries. 100 set(CMAKE_POSITION_INDEPENDENT_CODE TRUE) 101endif() 102 103if (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86_64") 104 set(ARCH "x86_64") 105elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "amd64") 106 set(ARCH "x86_64") 107elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "AMD64") 108 # cmake reports AMD64 on Windows, but we might be building for 32-bit. 109 if (CMAKE_CL_64) 110 set(ARCH "x86_64") 111 else() 112 set(ARCH "x86") 113 endif() 114elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86") 115 set(ARCH "x86") 116elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "i386") 117 set(ARCH "x86") 118elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "i686") 119 set(ARCH "x86") 120elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "arm") 121 set(ARCH "arm") 122elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "armv6") 123 set(ARCH "arm") 124elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "armv7-a") 125 set(ARCH "arm") 126elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "aarch64") 127 set(ARCH "aarch64") 128else() 129 message(FATAL_ERROR "Unknown processor:" ${CMAKE_SYSTEM_PROCESSOR}) 130endif() 131 132if (ANDROID AND ${ARCH} STREQUAL "arm") 133 # The Android-NDK CMake files somehow fail to set the -march flag for 134 # assembly files. Without this flag, the compiler believes that it's 135 # building for ARMv5. 136 set(CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} -march=${CMAKE_SYSTEM_PROCESSOR}") 137endif() 138 139if (${ARCH} STREQUAL "x86" AND APPLE) 140 # With CMake 2.8.x, ${CMAKE_SYSTEM_PROCESSOR} evalutes to i386 on OS X, 141 # but clang defaults to 64-bit builds on OS X unless otherwise told. 142 # Set ARCH to x86_64 so clang and CMake agree. This is fixed in CMake 3. 143 set(ARCH "x86_64") 144endif() 145 146if (OPENSSL_NO_ASM) 147 add_definitions(-DOPENSSL_NO_ASM) 148 set(ARCH "generic") 149endif() 150 151# Declare a dummy target to build all unit tests. Test targets should inject 152# themselves as dependencies next to the target definition. 153add_custom_target(all_tests) 154 155add_subdirectory(crypto) 156add_subdirectory(ssl) 157add_subdirectory(ssl/test) 158add_subdirectory(tool) 159add_subdirectory(decrepit) 160 161if(FUZZ) 162 add_subdirectory(fuzz) 163endif() 164 165if (NOT ${CMAKE_VERSION} VERSION_LESS "3.2") 166 # USES_TERMINAL is only available in CMake 3.2 or later. 167 set(MAYBE_USES_TERMINAL USES_TERMINAL) 168endif() 169 170add_custom_target( 171 run_tests 172 COMMAND ${GO_EXECUTABLE} run util/all_tests.go -build-dir 173 ${CMAKE_BINARY_DIR} 174 COMMAND cd ssl/test/runner 175 COMMAND ${GO_EXECUTABLE} test -shim-path $<TARGET_FILE:bssl_shim> 176 WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} 177 DEPENDS all_tests bssl_shim 178 ${MAYBE_USES_TERMINAL}) 179