cmake/QuickJSPIC.cmake

   1 function(QUICKJS_PIC)
   2   string(RANDOM RANDOM)
   3   set(CMAKETMP ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${RANDOM})
   4   file(WRITE ${CMAKETMP}/${RANDOM}.c "#include \"quickjs.h\"
   5 JSModuleDef *js_init_module(JSContext *ctx, char const *module_name)
   6 {\n\treturn JS_NewCModule(ctx, module_name, 0);\n}
   7 ")
   8   file(WRITE ${CMAKETMP}/CMakeLists.txt "cmake_minimum_required(VERSION ${CMAKE_VERSION})
   9 project(CMAKE_TRY_COMPILE C)\nadd_library(${RANDOM} MODULE ${RANDOM}.c)
  10 target_include_directories(${RANDOM} PRIVATE ${QUICKJS_INCLUDE_DIR})
  11 target_link_libraries(${RANDOM} PRIVATE ${QUICKJS_LIBRARIES})
  12 ")
  13   try_compile(QUICKJS_PIC ${CMAKETMP} ${CMAKETMP} CMAKE_TRY_COMPILE)
  14   if(QUICKJS_PIC)
  15     set(QUICKJS_PIC 1 CACHE INTERNAL "QuickJS complied with PIC")
  16   else()
  17     set(QUICKJS_PIC 0 CACHE INTERNAL "QuickJS complied with PIC")
  18   endif()
  19   file(REMOVE_RECURSE ${CMAKETMP})
  20 endfunction()
  21 if(NOT DEFINED QUICKJS_PIC)
  22   QUICKJS_PIC()
  23 endif()