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boringssl/CMakeLists.txt
David Benjamin 37e01b393c Spell C++11 as C++11, not C++0x. 
We already require GCC 4.8+, so -std=c++11 should work fine.

Change-Id: I07d46d7dcccb695b5df97a702f0d5007fdff3385
Reviewed-on: https://boringssl-review.googlesource.com/8245
Reviewed-by: Steven Valdez <svaldez@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
2016-06-13 19:20:40 +00:00

215 lines
8.0 KiB
CMake
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cmake_minimum_required (VERSION 2.8.10)
# Defer enabling C and CXX languages.
project (BoringSSL NONE)
if(WIN32)
# On Windows, prefer cl over gcc if both are available. By default most of
# the CMake generators prefer gcc, even on Windows.
set(CMAKE_GENERATOR_CC cl)
endif()
enable_language(C)
enable_language(CXX)
if(ANDROID)
# Android-NDK CMake files reconfigure the path and so Go and Perl won't be
# found. However, ninja will still find them in $PATH if we just name them.
if(NOT PERL_EXECUTABLE)
set(PERL_EXECUTABLE "perl")
endif()
if(NOT GO_EXECUTABLE)
set(GO_EXECUTABLE "go")
endif()
else()
find_package(Perl REQUIRED)
find_program(GO_EXECUTABLE go)
endif()
if (NOT GO_EXECUTABLE)
message(FATAL_ERROR "Could not find Go")
endif()
if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
set(C_CXX_FLAGS "-Wall -Werror -Wformat=2 -Wsign-compare -Wmissing-field-initializers -ggdb -fvisibility=hidden")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${C_CXX_FLAGS} -Wmissing-prototypes")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 ${C_CXX_FLAGS} -Wmissing-declarations")
elseif(MSVC)
set(MSVC_DISABLED_WARNINGS_LIST
"C4100" # 'exarg' : unreferenced formal parameter
"C4127" # conditional expression is constant
"C4200" # nonstandard extension used : zero-sized array in
# struct/union.
"C4242" # 'function' : conversion from 'int' to 'uint8_t',
# possible loss of data
"C4244" # 'function' : conversion from 'int' to 'uint8_t',
# possible loss of data
"C4245" # 'initializing' : conversion from 'long' to
# 'unsigned long', signed/unsigned mismatch
"C4267" # conversion from 'size_t' to 'int', possible loss of data
"C4371" # layout of class may have changed from a previous version of the
# compiler due to better packing of member '...'
"C4388" # signed/unsigned mismatch
"C4296" # '>=' : expression is always true
"C4350" # behavior change: 'std::_Wrap_alloc...'
"C4365" # '=' : conversion from 'size_t' to 'int',
# signed/unsigned mismatch
"C4389" # '!=' : signed/unsigned mismatch
"C4464" # relative include path contains '..'
"C4510" # 'argument' : default constructor could not be generated
"C4512" # 'argument' : assignment operator could not be generated
"C4514" # 'function': unreferenced inline function has been removed
"C4548" # expression before comma has no effect; expected expression with
# side-effect" caused by FD_* macros.
"C4610" # struct 'argument' can never be instantiated - user defined
# constructor required.
"C4623" # default constructor was implicitly defined as deleted
"C4625" # copy constructor could not be generated because a base class
# copy constructor is inaccessible or deleted
"C4626" # assignment operator could not be generated because a base class
# assignment operator is inaccessible or deleted
"C4706" # assignment within conditional expression
"C4710" # 'function': function not inlined
"C4711" # function 'function' selected for inline expansion
"C4800" # 'int' : forcing value to bool 'true' or 'false'
# (performance warning)
"C4820" # 'bytes' bytes padding added after construct 'member_name'
"C5027" # move assignment operator was implicitly defined as deleted
)
set(MSVC_LEVEL4_WARNINGS_LIST
# See https://connect.microsoft.com/VisualStudio/feedback/details/1217660/warning-c4265-when-using-functional-header
"C4265" # class has virtual functions, but destructor is not virtual
)
string(REPLACE "C" " -wd" MSVC_DISABLED_WARNINGS_STR
${MSVC_DISABLED_WARNINGS_LIST})
string(REPLACE "C" " -w4" MSVC_LEVEL4_WARNINGS_STR
${MSVC_LEVEL4_WARNINGS_LIST})
set(CMAKE_C_FLAGS "-Wall -WX ${MSVC_DISABLED_WARNINGS_STR} ${MSVC_LEVEL4_WARNINGS_STR}")
set(CMAKE_CXX_FLAGS "-Wall -WX ${MSVC_DISABLED_WARNINGS_STR} ${MSVC_LEVEL4_WARNINGS_STR}")
add_definitions(-D_HAS_EXCEPTIONS=0)
add_definitions(-DWIN32_LEAN_AND_MEAN)
add_definitions(-DNOMINMAX)
add_definitions(-D_CRT_SECURE_NO_WARNINGS) # Allow use of fopen
endif()
if((CMAKE_COMPILER_IS_GNUCXX AND CMAKE_C_COMPILER_VERSION VERSION_GREATER "4.7.99") OR
CMAKE_CXX_COMPILER_ID MATCHES "Clang")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wshadow")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wshadow")
endif()
if(CMAKE_COMPILER_IS_GNUCXX)
if ((CMAKE_C_COMPILER_VERSION VERSION_GREATER "4.8.99") OR
CMAKE_CXX_COMPILER_ID MATCHES "Clang")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11")
else()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99")
endif()
endif()
# pthread_rwlock_t requires a feature flag.
if(NOT WIN32)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_XOPEN_SOURCE=700")
endif()
if(FUZZ)
if(!CMAKE_CXX_COMPILER_ID MATCHES "Clang")
message("You need to build with Clang for fuzzing to work")
endif()
add_definitions(-DBORINGSSL_UNSAFE_FUZZER_MODE)
set(RUNNER_ARGS "-fuzzer")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address -fsanitize-coverage=edge,indirect-calls,8bit-counters")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fsanitize-coverage=edge,indirect-calls,8bit-counters")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address")
link_directories(.)
endif()
add_definitions(-DBORINGSSL_IMPLEMENTATION)
if (BUILD_SHARED_LIBS)
add_definitions(-DBORINGSSL_SHARED_LIBRARY)
# Enable position-independent code globally. This is needed because
# some library targets are OBJECT libraries.
set(CMAKE_POSITION_INDEPENDENT_CODE TRUE)
endif()
if (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86_64")
set(ARCH "x86_64")
elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "amd64")
set(ARCH "x86_64")
elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "AMD64")
# cmake reports AMD64 on Windows, but we might be building for 32-bit.
if (CMAKE_CL_64)
set(ARCH "x86_64")
else()
set(ARCH "x86")
endif()
elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86")
set(ARCH "x86")
elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "i386")
set(ARCH "x86")
elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "i686")
set(ARCH "x86")
elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "arm")
set(ARCH "arm")
elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "armv6")
set(ARCH "arm")
elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "armv7-a")
set(ARCH "arm")
elseif (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "aarch64")
set(ARCH "aarch64")
else()
message(FATAL_ERROR "Unknown processor:" ${CMAKE_SYSTEM_PROCESSOR})
endif()
if (ANDROID AND ${ARCH} STREQUAL "arm")
# The Android-NDK CMake files somehow fail to set the -march flag for
# assembly files. Without this flag, the compiler believes that it's
# building for ARMv5.
set(CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} -march=${CMAKE_SYSTEM_PROCESSOR}")
endif()
if (${ARCH} STREQUAL "x86" AND APPLE)
# With CMake 2.8.x, ${CMAKE_SYSTEM_PROCESSOR} evalutes to i386 on OS X,
# but clang defaults to 64-bit builds on OS X unless otherwise told.
# Set ARCH to x86_64 so clang and CMake agree. This is fixed in CMake 3.
set(ARCH "x86_64")
endif()
if (OPENSSL_NO_ASM)
add_definitions(-DOPENSSL_NO_ASM)
set(ARCH "generic")
endif()
# Declare a dummy target to build all unit tests. Test targets should inject
# themselves as dependencies next to the target definition.
add_custom_target(all_tests)
add_subdirectory(crypto)
add_subdirectory(ssl)
add_subdirectory(ssl/test)
add_subdirectory(tool)
add_subdirectory(decrepit)
if(FUZZ)
add_subdirectory(fuzz)
endif()
if (NOT ${CMAKE_VERSION} VERSION_LESS "3.2")
# USES_TERMINAL is only available in CMake 3.2 or later.
set(MAYBE_USES_TERMINAL USES_TERMINAL)
endif()
add_custom_target(
run_tests
COMMAND ${GO_EXECUTABLE} run util/all_tests.go -build-dir
${CMAKE_BINARY_DIR}
COMMAND cd ssl/test/runner
COMMAND ${GO_EXECUTABLE} test -shim-path $<TARGET_FILE:bssl_shim>
${RUNNER_ARGS}
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
DEPENDS all_tests bssl_shim
${MAYBE_USES_TERMINAL})
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