Method generateCFile

tools/ffi.js:391–460

(file, signatures, mod, windows)

		return signatures;
	}
	generateCFile(file, signatures, mod, windows) {
		file.line(`/* FFI GENERATED FILE; DO NOT EDIT! */`);
		file.line();
		file.line(`#include "xsffi.h"`);
		file.line();
		if (mod) {
			file.line(`txAPI* XS = NULL;`);
		}
		else {
			file.line(`extern txAPI gxAPI;`);
			file.line(`txAPI* XS = &gxAPI;`);
		}
		file.line();
		for (let signature of signatures) {
			let length = signature.argumentTypes.length;
			file.write(`extern ${ signature.resultType.name } `);
			file.write(`${ signature.name }(`);
			for (let i = 0; i < length; i++) {
				if (i > 0)
					file.write(`, `);
				file.write(`${ signature.argumentTypes[i].name } arg${ i }`);
			}
			file.write(`);\n`);
		}
		file.line();
		for (let signature of signatures) {
			let length = signature.argumentTypes.length;
			file.line(`static void xs_${ signature.name }(txMachine* the) {`);
			file.tab(1);
			for (let i = 0; i < length; i++) {
				signature.argumentTypes[i].writeArgumentConversion(file, i);
			}
			
			file.write(`\t`);
			signature.resultType.writeResult(file);
			file.write(`${ signature.name }(`);
			for (let i = 0; i < length; i++) {
				if (i > 0)
					file.write(`, `);
				signature.argumentTypes[i].writeArgument(file, i);
			}
			file.write(`);\n`);
			
			signature.resultType.writeResultConversion(file);
			file.tab(-1);
			file.line(`}`);
			file.line();
		}
		if (mod) {
			file.line(`void fxBuildFFI(txMachine* the, txAPI* api) {`);
			file.tab(1);
			file.line(`XS = api;`);
		}
		else {
			file.line(`void FFI_destructor(void* the) {`);
			file.line(`}`);
			file.line();
			file.line(`void FFI_constructor(txMachine* the) {`);