diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 474065acf..9f15c73dc 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -49,6 +49,7 @@ if(NOT CMAKE_BUILD_TYPE) set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type" FORCE) message(STATUS "Setting default build type: ${CMAKE_BUILD_TYPE}") endif() +string(TOLOWER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE_LOWER) # ARCH defines the target architecture, either by an explicit identifier or # one of the following two keywords. By default, ARCH a value of 'native': @@ -63,11 +64,11 @@ if (NOT ARCH OR ARCH STREQUAL "" OR ARCH STREQUAL "native" OR ARCH STREQUAL "def else() set(ARCH_ID "${ARCH}") endif() -string(TOLOWER ${ARCH_ID} ARM_ID) #is this used anywhere? -string(SUBSTRING ${ARCH_ID} 0 3 ARM_TEST) +string(TOLOWER "${ARCH_ID}" ARM_ID) +string(SUBSTRING "${ARCH_ID}" 0 3 ARM_TEST) if (ARM_TEST STREQUAL "arm") set(ARM 1) - string(SUBSTRING ${ARCH_ID} 0 5 ARM_TEST) + string(SUBSTRING "${ARCH_ID}" 0 5 ARM_TEST) if (ARM_TEST STREQUAL "armv6") set(ARM6 1) endif() @@ -179,6 +180,17 @@ else() endif() option(STATIC "Link libraries statically" ${DEFAULT_STATIC}) +# This is a CMake built-in switch that concerns internal libraries +if (NOT DEFINED BUILD_SHARED_LIBS AND NOT STATIC AND CMAKE_BUILD_TYPE_LOWER STREQUAL "debug") + set(BUILD_SHARED_LIBS ON CACHE STRING "Build internal libs as shared") +endif() +if (BUILD_SHARED_LIBS) + message(STATUS "Building internal libraries as shared") + set(PIC_FLAG "-fPIC") +else() + message(STATUS "Building internal libraries as static") +endif() + if(MINGW) string(REGEX MATCH "^[^/]:/[^/]*" msys2_install_path "${CMAKE_C_COMPILER}") message(STATUS "MSYS location: ${msys2_install_path}") @@ -366,6 +378,14 @@ else() set(COVERAGE_FLAGS "-fprofile-arcs -ftest-coverage --coverage") endif() + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_FLAG} ${WARNINGS} ${C_WARNINGS} ${ARCH_FLAG} ${COVERAGE_FLAGS} ${PIC_FLAG}") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -D_GNU_SOURCE ${MINGW_FLAG} ${WARNINGS} ${CXX_WARNINGS} ${ARCH_FLAG} ${COVERAGE_FLAGS} ${PIC_FLAG}") + + # With GCC 6.1.1 the compiled binary malfunctions due to aliasing. Until that + # is fixed in the code (Issue #847), force compiler to be conservative. + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-strict-aliasing") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-strict-aliasing") + option(NO_AES "Explicitly disable AES support" ${NO_AES}) if(NOT NO_AES AND NOT ARM) |