var cpp_language: FFILanguage = new CPPLanguage(self)
end
-redef class AModule
+redef class MModule
private var cpp_file: nullable CPPCompilationUnit = null
+
var cpp_compiler_options writable = ""
end
redef fun identify_language(n) do return n.is_cpp
- redef fun compile_module_block(block, ecc, nmodule)
+ redef fun compile_module_block(block, ecc, mmodule)
do
- if nmodule.cpp_file == null then nmodule.cpp_file = new CPPCompilationUnit
+ if mmodule.cpp_file == null then mmodule.cpp_file = new CPPCompilationUnit
if block.is_cpp_header then
- nmodule.cpp_file.header_custom.add(block.location.as_line_pragma)
- nmodule.cpp_file.header_custom.add(block.code)
+ mmodule.cpp_file.header_custom.add(block.location.as_line_pragma)
+ mmodule.cpp_file.header_custom.add(block.code)
else if block.is_cpp_body then
- nmodule.cpp_file.body_custom.add( block.location.as_line_pragma )
- nmodule.cpp_file.body_custom.add( block.code )
+ mmodule.cpp_file.body_custom.add( block.location.as_line_pragma )
+ mmodule.cpp_file.body_custom.add( block.code )
end
end
# 1. The standard C implementation function (___impl) expected by the common FFI
# 2. The indirection function (___cpp_impl_mid) is a C function, called from C but implemented as `extern "C"` in C++
# 3. The actual C++ implementation function (___cpp_impl)
- redef fun compile_extern_method(block, m, ecc, nmodule)
+ redef fun compile_extern_method(block, m, ecc, mmodule)
do
- if nmodule.cpp_file == null then nmodule.cpp_file = new CPPCompilationUnit
+ if mmodule.cpp_file == null then mmodule.cpp_file = new CPPCompilationUnit
- var mmodule = nmodule.mmodule.as(not null)
var mclass_type = m.parent.as(AClassdef).mclass.mclass_type
var mproperty = m.mpropdef.mproperty
## In C++ file (__ffi.cpp)
# Declare the indirection function in C++
- nmodule.cpp_file.header_decl.add("extern \"C\" \{\n")
- nmodule.cpp_file.header_decl.add("{indirection_sig};\n")
- nmodule.cpp_file.header_decl.add("\}\n")
+ mmodule.cpp_file.header_decl.add("extern \"C\" \{\n")
+ mmodule.cpp_file.header_decl.add("{indirection_sig};\n")
+ mmodule.cpp_file.header_decl.add("\}\n")
# Implement the indirection function as extern in C++
# Will convert C arguments to C++ and call the C++ implementation function.
end
fc.exprs.add(mproperty.build_ccall(mclass_type, mmodule, "___cpp_impl", long_signature, cpp_call_context, "_for_cpp"))
fc.exprs.add("\n")
- nmodule.cpp_file.add_local_function(fc)
+ mmodule.cpp_file.add_local_function(fc)
# Custom C++, the body of the Nit C++ method is copied to its own C++ function
var cpp_signature = mproperty.build_csignature(mclass_type, mmodule, "___cpp_impl", long_signature, cpp_call_context)
fc = new CFunction(cpp_signature)
fc.decls.add( block.location.as_line_pragma )
fc.exprs.add( block.code )
- nmodule.cpp_file.add_local_function( fc )
+ mmodule.cpp_file.add_local_function( fc )
end
- redef fun compile_extern_class(block, m, ecc, nmodule) do end
+ redef fun compile_extern_class(block, m, ecc, mmodule) do end
redef fun get_ftype(block, m) do return new ForeignCppType(block.code)
- redef fun compile_to_files(nmodule, compdir)
+ redef fun compile_to_files(mmodule, compdir)
do
- var cpp_file = nmodule.cpp_file
+ var cpp_file = mmodule.cpp_file
assert cpp_file != null
# write .cpp and .hpp file
cpp_file.header_custom.add("extern \"C\" \{\n")
- cpp_file.header_custom.add("#include \"{nmodule.mmodule.name}._ffi.h\"\n")
+ cpp_file.header_custom.add("#include \"{mmodule.name}._ffi.h\"\n")
cpp_file.header_custom.add("\}\n")
- var file = cpp_file.write_to_files(nmodule, compdir)
+ var file = cpp_file.write_to_files(mmodule, compdir)
# add complation to makefile
- nmodule.ffi_files.add(file)
+ mmodule.ffi_files.add(file)
# add linked option to support C++
- nmodule.c_linker_options = "{nmodule.c_linker_options} -lstdc++"
+ mmodule.c_linker_options = "{mmodule.c_linker_options} -lstdc++"
end
- redef fun compile_callback(callback, nmodule, mmodule, ecc)
+ redef fun compile_callback(callback, mmodule, mainmodule, ecc)
do
- callback.compile_callback_to_cpp(nmodule, mmodule)
+ callback.compile_callback_to_cpp(mmodule, mainmodule)
end
end
class CPPCompilationUnit
super CCompilationUnit
- fun write_to_files(amodule: AModule, compdir: String): ExternCppFile
+ fun write_to_files(mmodule: MModule, compdir: String): ExternCppFile
do
- var base_name = "{amodule.mmodule.name}._ffi"
+ var base_name = "{mmodule.name}._ffi"
var h_file = "{base_name}.hpp"
- var guard = "{amodule.cname.to_s.to_upper}_NIT_HPP"
+ var guard = "{mmodule.cname.to_s.to_upper}_NIT_HPP"
- write_header_to_file(amodule, "{compdir}/{h_file}", new Array[String], guard)
+ write_header_to_file(mmodule, "{compdir}/{h_file}", new Array[String], guard)
var c_file = "{base_name}.cpp"
- write_body_to_file(amodule, "{compdir}/{c_file}", ["<string>", "<iostream>", "\"{h_file}\""])
+ write_body_to_file(mmodule, "{compdir}/{c_file}", ["<string>", "<iostream>", "\"{h_file}\""])
files.add("{compdir}/{c_file}")
- return new ExternCppFile("{compdir}/{c_file}", amodule)
+ return new ExternCppFile("{compdir}/{c_file}", mmodule)
end
end
class ExternCppFile
super ExternFile
- var amodule: AModule
- init(path: String, amodule: AModule)
+ var mmodule: MModule
+ init(path: String, mmodule: MModule)
do
super
- self.amodule = amodule
+ self.mmodule = mmodule
end
redef fun makefile_rule_name do return "{filename.basename("")}.o"
- redef fun makefile_rule_content do return "g++ {amodule.cpp_compiler_options} -c {filename.basename("")} -o {filename.basename("")}.o"
+ redef fun makefile_rule_content do return "g++ {mmodule.cpp_compiler_options} -c {filename.basename("")} -o {filename.basename("")}.o"
+ redef fun compiles_to_o_file do return true
end
class ForeignCppType
end
redef class NitniCallback
- fun compile_callback_to_cpp(nmodule: AModule, mmodule: MModule) do end
+ fun compile_callback_to_cpp(mmodule: MModule, mainmodule: MModule) do end
end
redef class Object
end
redef class MExplicitCall
- redef fun compile_callback_to_cpp(nmodule, mmodule)
+ redef fun compile_callback_to_cpp(mmodule, mainmodule)
do
var mproperty = mproperty
assert mproperty isa MMethod
- var cpp_signature = mproperty.build_csignature(recv_mtype, mmodule, null, short_signature, from_cpp_call_context)
- var ccall = mproperty.build_ccall(recv_mtype, mmodule, null, long_signature, from_cpp_call_context, null)
+ var cpp_signature = mproperty.build_csignature(recv_mtype, mainmodule, null, short_signature, from_cpp_call_context)
+ var ccall = mproperty.build_ccall(recv_mtype, mainmodule, null, long_signature, from_cpp_call_context, null)
var fc = new CFunction(cpp_signature)
fc.exprs.add(ccall)
- nmodule.cpp_file.add_local_function( fc )
+ mmodule.cpp_file.add_local_function( fc )
end
end