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project ( lua-cjson C )
cmake_minimum_required ( VERSION 2.8 )
include ( cmake/dist.cmake )
include ( lua )
# lua-cjson modules
add_definitions ( -DDIST_VERSION="${DIST_VERSION}" )
include_directories("${EP_BASE}/include")
option(USE_INTERNAL_FPCONV "Use internal strtod() / g_fmt() code for performance")
option(MULTIPLE_THREADS "Support multi-threaded apps with internal fpconv - recommended" ON)
if(NOT USE_INTERNAL_FPCONV)
# Use libc number conversion routines (strtod(), sprintf())
set(FPCONV_SOURCES fpconv.c)
else()
# Use internal number conversion routines
add_definitions(-DUSE_INTERNAL_FPCONV)
set(FPCONV_SOURCES g_fmt.c dtoa.c)
include(TestBigEndian)
TEST_BIG_ENDIAN(IEEE_BIG_ENDIAN)
if(IEEE_BIG_ENDIAN)
add_definitions(-DIEEE_BIG_ENDIAN)
endif()
if(MULTIPLE_THREADS)
set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
find_package(Threads REQUIRED)
if(NOT CMAKE_USE_PTHREADS_INIT)
message(FATAL_ERROR "Pthreads not found - required by MULTIPLE_THREADS option")
endif()
add_definitions(-DMULTIPLE_THREADS)
endif()
endif()
install_lua_module ( cjson lua_cjson.c strbuf.c ${FPCONV_SOURCES} lua_cjson.def)
install_doc ( manual.txt )
# Handle platforms missing isinf() macro (Eg, some Solaris systems).
include(CheckSymbolExists)
CHECK_SYMBOL_EXISTS(isinf math.h HAVE_ISINF)
if(NOT HAVE_ISINF)
add_definitions(-DUSE_INTERNAL_ISINF)
endif()
if(WIN32)
# Windows sprintf()/strtod() handle NaN/inf differently. Not supported.
add_definitions(-DDISABLE_INVALID_NUMBERS)
if(MINGW)
set_target_properties(cjson PROPERTIES LINK_FLAGS -s)
if (ADDRESS_MODEL EQUAL 32)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m32")
set_target_properties(cjson PROPERTIES LINK_FLAGS "-s -m32")
endif()
endif()
else()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O2 -Wall -fPIC")
endif()
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