Move to using the BS toolchain
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1c1fce9b13
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GPG Key ID:
5942F13718443F79
82
build.json
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82
build.json
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{
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"name": "Chroma",
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"target": "x86_64-elf-gcc",
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"author": "Curle",
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"source": {
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"inc": [
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"$root/chroma/inc/"
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],
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"font": [
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"$root/font.o"
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],
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"linkerscript": [
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"$root/linker.ld"
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],
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"preamble": [
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"$root/global/crt0.o",
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"$root/global/crti.o",
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"$root/global/crtbegin.o"
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],
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"main": [
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"$root/chroma/kernel.c",
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"$root/chroma/video/draw.c",
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"$root/chroma/video/print.c",
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"$root/chroma/system/cpu.c",
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"$root/chroma/system/rw.c",
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"$root/chroma/system/serial.c",
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"$root/chroma/system/pci.c",
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"$root/chroma/system/memory/stack.c",
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"$root/chroma/system/memory/paging.c",
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"$root/chroma/system/memory/abstract_allocator.c",
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"$root/chroma/system/memory/physmem.c",
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"$root/chroma/system/drivers/keyboard.c",
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"$root/chroma/system/drivers/elf.c"
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],
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"no-sse": [
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"$root/chroma/system/interrupts.c"
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],
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"lib": [
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"$root/chroma/lainlib/list/basic_list.c",
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"$root/chroma/lainlib/mutex/ticketlock.c",
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"$root/chroma/lainlib/compression/lzgmini.c"
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],
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"epilogue": [
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"$root/global/crtend.o",
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"$root/global/crtn.o"
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]
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},
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"build": {
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"compile-no-sse": [
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"-I$inc -ffreestanding -O0 -Wall -Wextra -Wall -Werror -pedantic -fPIC -fno-exceptions -fno-omit-frame-pointer -mno-red-zone -fno-stack-protector -ggdb3 -mgeneral-regs-only",
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"$no-sse"
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],
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"compile-main": [
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"-I$inc -ffreestanding -O0 -Wall -Wextra -Wall -Werror -pedantic -fPIC -fno-exceptions -fno-omit-frame-pointer -mno-red-zone -fno-stack-protector -ggdb3",
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"$preamble",
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"$main",
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"$lib",
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"$font",
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"$epilogue"
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],
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"link": [
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"-T $linkerscript -ffreestanding -O2 -nostdlib -nostartfiles -lgcc",
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"%.o"
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],
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"output": [
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"Chroma.elf"
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]
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}
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}
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137
plugins/c.js
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137
plugins/c.js
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const child = require("child_process");
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const fs = require("fs");
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let defaultCompiler = "gcc";
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let tempDir;
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let defaultLinkFlags = "%.o"
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let defaultOutput = "$name"
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let linkCache = "";
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module.exports = {
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/**
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* Preprocess the buildscript.
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* If it contains compile, assemble and link steps, it does nothing
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* If it contains compile but no build, it implicitly adds it with the default arguments.
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* @param {object} buildscript the JSON buildscript object
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*/
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extensionC: function(buildscript) {
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console.log("c.js processing buildscript");
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if(!("link" in buildscript.build)) {
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console.log("Inserting link step for gcc");
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buildscript.build["link"] = [defaultLinkFlags];
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}
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if(!("output" in buildscript.build)) {
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console.log("Inserting output step");
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buildscript.build["output"] = [defaultOutput];
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}
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tempDir = process.cwd() + "/bsTemp/";
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if(!fs.existsSync(tempDir)) {
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console.log("Creating temporary dir for object files");
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fs.mkdirSync(tempDir);
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}
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},
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extensionH: function() {},
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extensionO: function() {},
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extensionLD: function() {},
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/**
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* Called when it is time to execute the compile step.
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* It is passed the array of strings associated with the step in the buildscript.
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* @param {...string} params the list of strings
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*/
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stepCompile: function(...params) {
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let cwd = process.cwd().replace(/\\/g, "/");
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let compileFlags = "";
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// Check whether we're doubly listed
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if(Array.isArray(params[0])) {
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params = params[0];
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}
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for(var param of params) {
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console.log("stepCompile: param", param);
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if(param.startsWith("-")) {
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compileFlags = param;
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} else {
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let binPath = param.substr(param.lastIndexOf(cwd) + cwd.length + 1);
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binPath = binPath.substr(0, binPath.lastIndexOf("."));
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binPath = cwd + "/bsTemp/" + binPath;
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// generate the file structure for it to go into
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fs.mkdirSync(binPath.substr(0, binPath.lastIndexOf("/")), {recursive: true});
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if(param.substr(param.lastIndexOf(".") + 1) != "c"
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&& param.substr(param.lastIndexOf(".") + 1) != "s") {
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fs.copyFileSync(param, binPath + ".o");
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} else {
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let compilerCommand =
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defaultCompiler +
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" -c " + param +
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" -o " + binPath + ".o "
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+ compileFlags;
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child.execSync(compilerCommand);
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}
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}
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}
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},
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/**
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* Take in the compiled binary object files,
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* prepare the link command, and save it for the link execution.
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* @param {...string} params the object files to link.
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*/
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stepLink: function(...params) {
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let linkerCommand = "";
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// Check whether we're doubly listed
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if(Array.isArray(params[0])) {
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params = params[0];
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}
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for(var param of params) {
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console.log("stepLink: param", param);
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linkerCommand += param + " ";
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}
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linkCache = linkerCommand;
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},
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/**
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* Take in the name of a file, execute the link command to save the output.
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* @param {string} output the name of the wanted file
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*/
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stepOutput: function(output) {
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// Check whether we're doubly listed
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if(Array.isArray(output[0])) {
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output = output[0];
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}
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let linkerCommand = defaultCompiler + " -o " + process.cwd() + "/" + output + " " + linkCache;
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console.log("stepOutput: param", output, "command", linkerCommand);
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child.execSync(linkerCommand);
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},
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/**
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* Set the name of the compiler to be used.
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* @param {string} comp
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*/
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setCompiler: function(comp) {
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// Check whether we're doubly listed
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if(Array.isArray(comp[0])) {
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comp = comp[0];
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}
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defaultCompiler = comp;
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console.log("Set compiler to", comp);
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}
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}
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