Catcrafts/Crafter.Build
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added checking if file hasn't changed and skip uselessly recompiling

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This commit is contained in:
Jorijn van der Graaf 2024-12-30 23:43:28 +01:00
commit 1d8916b697
1 changed files with 20 additions and 21 deletions
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35
Crafter.Build-Project.cpp
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@ -21,6 +21,7 @@ USA
module;
#include <vector>
#include <string>
#include <print>
#include <fstream>
#include <iostream>
#include "json.hpp"
@ -61,17 +62,9 @@ void Project::Build(Configuration configuration) const {
void Project::Build(Configuration config, fs::path outputDir) const {
if (!fs::exists(config.buildDir)) {
fs::create_directory(config.buildDir);
} else {
for (const auto& entry : fs::directory_iterator(config.buildDir)){
fs::remove_all(entry.path());
}
}
if (!fs::exists(outputDir)) {
fs::create_directory(outputDir);
} else {
for (const auto& entry : fs::directory_iterator(outputDir)){
fs:remove_all(entry.path());
}
}
std::string target;
@ -120,23 +113,29 @@ void Project::Build(Configuration config, fs::path outputDir) const {
//clangDir+= std::format(" -I {} ", pcmDir);
std::vector<fs::path> updatedModules;
std::string files;
for(const fs::path& moduleFile : config.moduleFiles){
if(!fs::exists((pcmDir/moduleFile.filename()).generic_string()+".pcm") || fs::last_write_time(moduleFile.generic_string()+".cppm") > fs::last_write_time((pcmDir/moduleFile.filename()).generic_string()+".pcm")) {
updatedModules.push_back(pcmDir/moduleFile.filename());
system(std::format("{} -std={} {}.cppm --precompile -fprebuilt-module-path={} -o {}.pcm {}", clangDir, config.standard, moduleFile.generic_string(), pcmDir.generic_string(), (pcmDir/moduleFile.filename()).generic_string(), target).c_str());
}
std::vector<std::thread> threads = std::vector<std::thread>(config.moduleFiles.size() + config.sourceFiles.size());
std::string files;
for(std::int_fast32_t i = 0; i < config.moduleFiles.size(); i++) {
files+=std::format("{}.o ",(config.buildDir/config.moduleFiles[i].filename()).generic_string());
threads[i] = std::thread([i, config, pcmDir, target, clangDir](){
system(std::format("{} -std={} {}.pcm -fprebuilt-module-path={} -c -O{} -o {}.o {}", clangDir, config.standard, (pcmDir/config.moduleFiles[i].filename()).generic_string(), pcmDir.generic_string(), config.optimizationLevel, (config.buildDir/config.moduleFiles[i].filename()).generic_string(), target).c_str());
files+=std::format("{}.o ",(config.buildDir/moduleFile.filename()).generic_string());
}
std::vector<std::thread> threads;
for(const fs::path moduleFile : updatedModules) {
threads.emplace_back([moduleFile, config, pcmDir, target, clangDir](){
system(std::format("{} -std={} {}.pcm -fprebuilt-module-path={} -c -O{} -o {}.o {}", clangDir, config.standard, (pcmDir/moduleFile.filename()).generic_string(), pcmDir.generic_string(), config.optimizationLevel, (config.buildDir/moduleFile.filename()).generic_string(), target).c_str());
});
}
for(std::int_fast32_t i = 0; i < config.sourceFiles.size(); i++) {
files+=std::format("{}_source.o ",(config.buildDir/config.sourceFiles[i].filename()).generic_string());
threads[config.moduleFiles.size()+i] = std::thread([i, config, pcmDir, target, clangDir](){
system(std::format("{} -std={} {}.cpp -fprebuilt-module-path={} -c -O{} -o {}_source.o {}", clangDir, config.standard, config.sourceFiles[i].generic_string(), pcmDir.generic_string(), config.optimizationLevel, (config.buildDir/config.sourceFiles[i].filename()).generic_string(), target).c_str());
for(const fs::path& soureFile : config.sourceFiles) {
files+=std::format("{}_source.o ",(config.buildDir/soureFile.filename()).generic_string());
if(!fs::exists((config.buildDir/soureFile.filename()).generic_string()+"_source.o") || fs::last_write_time(soureFile.generic_string()+".cpp") > fs::last_write_time((config.buildDir/soureFile.filename()).generic_string()+"_source.o")) {
threads.emplace_back([soureFile, config, pcmDir, target, clangDir](){
system(std::format("{} -std={} {}.cpp -fprebuilt-module-path={} -c -O{} -o {}_source.o {}", clangDir, config.standard, soureFile.generic_string(), pcmDir.generic_string(), config.optimizationLevel, (config.buildDir/soureFile.filename()).generic_string(), target).c_str());
});
}
}
for(std::thread& thread : threads){
thread.join();
}