208 lines
8.5 KiB
C++
208 lines
8.5 KiB
C++
/*
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Crafter.Build
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Copyright (C) 2024 Jorijn van der Graaf
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
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USA
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*/
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module;
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#include <vector>
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#include <string>
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#include <fstream>
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#include <iostream>
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#include "json.hpp"
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#include <filesystem>
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#include <thread>
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module Crafter.Build:ProjectImpl;
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import :Project;
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import :Configuration;
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using namespace Crafter::Build;
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Project::Project(std::string name, std::vector<Configuration> configurations) : name(name), configurations(configurations) {
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}
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struct ConfigData {
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std::string standard;
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std::vector<std::string> sourceFiles;
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std::vector<std::string> moduleFiles;
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std::string optimizationLevel;
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std::string buildDir;
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std::string outputDir;
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std::string type;
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std::string target;
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};
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ConfigData CollapseConfig(nlohmann::json& configs,nlohmann::json& config) {
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ConfigData data;
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if(config.contains("standard")) {
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data.standard = config["standard"].get<std::string>();
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}
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if(config.contains("target")) {
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data.target = config["target"].get<std::string>();
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}
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if(config.contains("type")) {
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data.type = config["type"].get<std::string>();
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}
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if(config.contains("source_files")) {
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data.sourceFiles = config["source_files"].get<std::vector<std::string>>();
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}
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if(config.contains("module_files")) {
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data.moduleFiles = config["module_files"].get<std::vector<std::string>>();
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}
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if(config.contains("optimization_level")) {
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data.optimizationLevel = config["optimization_level"].get<std::string>();
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}
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if(config.contains("build_dir")) {
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data.buildDir = config["build_dir"].get<std::string>();
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}
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if(config.contains("output_dir")) {
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data.outputDir = config["output_dir"].get<std::string>();
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}
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if(config.contains("extends")){
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const std::vector<std::string> extends = config["extends"].get<std::vector<std::string>>();
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for(const std::string& extendName : extends) {
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for (nlohmann::json::iterator it = configs.begin(); it != configs.end(); ++it) {
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if((*it)["name"].get<std::string>() == extendName){
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ConfigData extendData = CollapseConfig(configs, (*it));
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if(!extendData.standard.empty() && data.standard.empty()){
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data.standard = extendData.standard;
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}
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if(!extendData.sourceFiles.empty()){
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data.sourceFiles.insert(data.sourceFiles.end(), extendData.sourceFiles.begin(), extendData.sourceFiles.end());
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}
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if(!extendData.moduleFiles.empty()){
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data.moduleFiles.insert(data.moduleFiles.end(), extendData.moduleFiles.begin(), extendData.moduleFiles.end());
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}
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if(!extendData.optimizationLevel.empty() && data.standard.empty()){
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data.optimizationLevel = extendData.optimizationLevel;
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}
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if(!extendData.buildDir.empty() && data.buildDir.empty()) {
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data.buildDir = extendData.buildDir;
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}
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if(!extendData.outputDir.empty() && data.outputDir.empty()) {
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data.outputDir = extendData.outputDir;
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}
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if(!extendData.target.empty() && data.target.empty()) {
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data.target = extendData.target;
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}
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if(!extendData.type.empty() && data.type.empty()) {
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data.type = extendData.type;
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}
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break;
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}
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}
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}
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}
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return data;
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}
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void Project::Build(std::string configuration) {
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for(const Configuration& config : configurations) {
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if(config.name == configuration){
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Build(config, config.outputDir);
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return;
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}
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}
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throw std::runtime_error("Configuration: " + configuration + " not found.");
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}
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void Project::Build(std::string configuration, std::string outputDir) {
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for(const Configuration& config : configurations) {
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if(config.name == configuration){
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Build(config, outputDir);
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return;
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}
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}
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throw std::runtime_error("Configuration: " + configuration + " not found.");
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}
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void Project::Build(Configuration configuration) {
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Build(configuration, configuration.outputDir);
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}
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void Project::Build(Configuration config, std::string outputDir) {
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if (!std::filesystem::exists(config.buildDir)) {
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std::filesystem::create_directory(config.buildDir);
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} else {
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for (const auto& entry : std::filesystem::directory_iterator(config.buildDir)){
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std::filesystem::remove_all(entry.path());
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}
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}
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if (!std::filesystem::exists(outputDir)) {
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std::filesystem::create_directory(outputDir);
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} else {
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for (const auto& entry : std::filesystem::directory_iterator(outputDir)){
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std::filesystem::remove_all(entry.path());
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}
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}
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std::string target;
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if(!config.target.empty()){
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target = std::format("-target {}", config.target);
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}
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std::string pcmDir;
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if(config.type == "library" || config.type == "shared-library"){
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pcmDir = outputDir;
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}else{
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pcmDir = config.buildDir;
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}
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for(const std::string& moduleFile : config.moduleFiles){
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system(std::format("clang++ -std={} {}.cppm --precompile -fprebuilt-module-path={} -o {}/{}.pcm", config.standard, moduleFile, pcmDir, pcmDir, moduleFile).c_str());
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}
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std::vector<std::thread> threads = std::vector<std::thread>(config.moduleFiles.size() + config.sourceFiles.size());
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std::string files;
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for(std::int_fast32_t i = 0; i < config.moduleFiles.size(); i++) {
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files+=std::format("{}/{}.o ",config.buildDir, config.moduleFiles[i]);
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threads[i] = std::thread([i, config, pcmDir, target](){
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system(std::format("clang++ -std={} {}/{}.pcm -fprebuilt-module-path={} -c -O{} -o {}/{}.o {}", config.standard, pcmDir, config.moduleFiles[i], pcmDir, config.optimizationLevel, config.buildDir, config.moduleFiles[i], target).c_str());
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});
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}
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for(std::int_fast32_t i = 0; i < config.sourceFiles.size(); i++) {
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files+=std::format("{}/{}_source.o ",config.buildDir, config.sourceFiles[i]);
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threads[config.moduleFiles.size()+i] = std::thread([i, config, pcmDir, target](){
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system(std::format("clang++ -std={} {}.cpp -fprebuilt-module-path={} -c -O{} -o {}/{}_source.o {}", config.standard, config.sourceFiles[i], pcmDir, config.optimizationLevel, config.buildDir, config.sourceFiles[i], target).c_str());
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});
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}
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for(std::thread& thread : threads){
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thread.join();
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}
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if(config.type == "executable"){
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system(std::format("clang++ {}-O{} -o {}/{} {}", files, config.optimizationLevel, outputDir, name, target).c_str());
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} else if(config.type == "library"){
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system(std::format("ar r {}/{}.a {}", outputDir, name, files, target).c_str());
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} else if(config.type == "shared-library"){
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system(std::format("ar r {}/{}.so {} -shared", outputDir, name, files, target).c_str());
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}
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}
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Project Project::LoadFromJSON(std::string file) {
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if (!std::filesystem::exists(file)) {
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throw std::runtime_error("Project file: " + file + " not found.");
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}
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std::ifstream f(file);
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nlohmann::json data = nlohmann::json::parse(f);
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const std::string name = data["name"].get<std::string>();
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std::vector<Configuration> configurations;
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nlohmann::json configs = data["configurations"];
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for (nlohmann::json::iterator it = configs.begin(); it != configs.end(); ++it) {
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ConfigData configData = CollapseConfig(configs, (*it));
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configurations.emplace_back((*it)["name"].get<std::string>(), configData.standard, configData.sourceFiles, configData.moduleFiles, configData.optimizationLevel, configData.buildDir, configData.outputDir,configData.type, configData.target);
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}
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return Project(name,configurations);
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}
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