cmake_minimum_required (VERSION 2.8.10)

project (BoringSSL)

if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Werror -ggdb -fvisibility=hidden")
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Werror -ggdb -std=c++0x -fvisibility=hidden")
elseif(MSVC)
  # Disable warnings for implicit integer narrowing.
  set(CMAKE_C_FLAGS "/wd4267")
  set(CMAKE_CXX_FLAGS "/wd4267")
  add_definitions(-D_HAS_EXCEPTIONS=0)
  add_definitions(-DWIN32_LEAN_AND_MEAN)
endif()

if((CMAKE_COMPILER_IS_GNUCXX AND CMAKE_C_COMPILER_VERSION VERSION_GREATER "4.5.99") OR
   CMAKE_CXX_COMPILER_ID MATCHES "Clang")
  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wshadow")
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wshadow")
endif()

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 "aarch64")
  set(ARCH "aarch64")
else()
  message(FATAL_ERROR "Unknown processor:" ${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()

add_subdirectory(crypto)
add_subdirectory(ssl)
add_subdirectory(ssl/test)
add_subdirectory(tool)