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CMake: Add unofficial flag for passing 32bit compile flag -m32

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Sebastian Pipping 2021-12-27 20:45:04 +01:00
parent 58d1f13d31
commit befef7e52a
1 changed files with 20 additions and 0 deletions
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20
expat/CMakeLists.txt
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@ -151,6 +151,9 @@ mark_as_advanced(EXPAT_MIN_SIZE)
if(MSVC OR _EXPAT_HELP)
set(EXPAT_MSVC_STATIC_CRT OFF CACHE BOOL "Use /MT flag (static CRT) when compiling in MSVC")
endif()
if(NOT _EXPAT_HELP)
set(_EXPAT_M32 OFF CACHE BOOL "(Unofficial!) Produce 32bit code with -m32")
endif()
if(EXPAT_BUILD_TESTS)
# We have to call enable_language() before modifying any CMAKE_CXX_* variables
@ -322,6 +325,23 @@ if (MSVC)
endif()
endif()
if(_EXPAT_M32 AND NOT MSVC)
foreach(flag_var
CMAKE_CXX_FLAGS_${_EXPAT_BUILD_TYPE_UPPER}
CMAKE_CXX_FLAGS_DEBUG
CMAKE_CXX_FLAGS_RELEASE
CMAKE_CXX_FLAGS_MINSIZEREL
CMAKE_CXX_FLAGS_RELWITHDEBINFO
CMAKE_C_FLAGS_${_EXPAT_BUILD_TYPE_UPPER}
CMAKE_C_FLAGS_DEBUG
CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL
CMAKE_C_FLAGS_RELWITHDEBINFO
)
set(${flag_var} "${${flag_var}} -m32")
endforeach()
endif()
include_directories(${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/lib)
if(MSVC)
add_definitions(-D_CRT_SECURE_NO_WARNINGS -wd4996)