deadlock fix

This commit is contained in:
Jorijn van der Graaf 2025-11-01 11:53:09 +01:00
commit ca25c838f5
3 changed files with 23 additions and 20 deletions

View file

@ -24,32 +24,29 @@ import :Command;
namespace fs = std::filesystem; namespace fs = std::filesystem;
namespace Crafter { namespace Crafter {
ModulePartition::ModulePartition(std::string&& name, fs::path&& path) : name(std::move(name)), path(std::move(path)), compiled(false) {} ModulePartition::ModulePartition(std::string&& name, fs::path&& path) : name(std::move(name)), path(std::move(path)), compiled(false), checked(false) {}
bool ModulePartition::Check(const fs::path& pcmDir) { bool ModulePartition::Check(const fs::path& pcmDir) {
if(!checked) { if(!checked) {
checked = true;
if(fs::exists((pcmDir/path.filename()).generic_string()+".pcm") && fs::last_write_time(path.generic_string()+".cppm") < fs::last_write_time((pcmDir/path.filename()).generic_string()+".pcm")) { if(fs::exists((pcmDir/path.filename()).generic_string()+".pcm") && fs::last_write_time(path.generic_string()+".cppm") < fs::last_write_time((pcmDir/path.filename()).generic_string()+".pcm")) {
for(ModulePartition* dependency : partitionDependencies) { for(ModulePartition* dependency : partitionDependencies) {
if(dependency->Check(pcmDir)) { if(dependency->Check(pcmDir)) {
needsRecompiling = true; needsRecompiling = true;
checked = true;
return true; return true;
} }
} }
for(Module* dependency : moduleDependencies) { for(Module* dependency : moduleDependencies) {
if(dependency->Check(pcmDir)) { if(dependency->Check(pcmDir)) {
needsRecompiling = true; needsRecompiling = true;
checked = true;
return true; return true;
} }
} }
needsRecompiling = false; needsRecompiling = false;
compiled.store(true); compiled.store(true);
checked = true;
return false; return false;
} else { } else {
needsRecompiling = true; needsRecompiling = true;
checked = true;
return true; return true;
} }
} else { } else {
@ -60,7 +57,7 @@ namespace Crafter {
void ModulePartition::Compile(const std::string_view clang, const fs::path& pcmDir, const fs::path& buildDir) { void ModulePartition::Compile(const std::string_view clang, const fs::path& pcmDir, const fs::path& buildDir) {
for(ModulePartition* dependency : partitionDependencies) { for(ModulePartition* dependency : partitionDependencies) {
if(!dependency->compiled.load()) { if(!dependency->compiled.load()) {
//std::cout << std::format("{} is waiting on {}", name, dependency->name) << std::endl; //std::cout << std::format("{} is waiting on {} {}", name, dependency->name, dependency->needsRecompiling) << std::endl;
dependency->compiled.wait(false); dependency->compiled.wait(false);
} }
} }
@ -70,11 +67,11 @@ namespace Crafter {
compiled.notify_all(); compiled.notify_all();
} }
Module::Module(std::string&& name, fs::path&& path, std::vector<std::unique_ptr<ModulePartition>>&& partitions) : name(std::move(name)), path(std::move(path)), partitions(std::move(partitions)), compiled(false) {} Module::Module(std::string&& name, fs::path&& path, std::vector<std::unique_ptr<ModulePartition>>&& partitions) : name(std::move(name)), path(std::move(path)), partitions(std::move(partitions)), compiled(false), checked(false) {}
Module::Module(std::string&& name, fs::path&& path) : name(std::move(name)), path(std::move(path)), compiled(false) {} Module::Module(std::string&& name, fs::path&& path) : name(std::move(name)), path(std::move(path)), compiled(false), checked(false) {}
Module::Module(fs::path&& path) : path(std::move(path)), compiled(false) { Module::Module(fs::path&& path) : path(std::move(path)), compiled(false), checked(false) {
std::ifstream t(this->path); std::ifstream t(this->path);
std::stringstream buffer; std::stringstream buffer;
buffer << t.rdbuf(); buffer << t.rdbuf();
@ -91,24 +88,27 @@ namespace Crafter {
bool Module::Check(const fs::path& pcmDir) { bool Module::Check(const fs::path& pcmDir) {
if(!checked) { if(!checked) {
checked = true;
if(fs::exists((pcmDir/path.filename()).generic_string()+".pcm") && fs::last_write_time(path.generic_string()+".cppm") < fs::last_write_time((pcmDir/path.filename()).generic_string()+".pcm")) { if(fs::exists((pcmDir/path.filename()).generic_string()+".pcm") && fs::last_write_time(path.generic_string()+".cppm") < fs::last_write_time((pcmDir/path.filename()).generic_string()+".pcm")) {
bool depCheck = false;
for(std::unique_ptr<ModulePartition>& partition : partitions) { for(std::unique_ptr<ModulePartition>& partition : partitions) {
if(partition->Check(pcmDir)) { if(partition->Check(pcmDir)) {
needsRecompiling = true; depCheck = true;
checked = true;
return true;
} }
} }
needsRecompiling = false; if(depCheck) {
compiled.store(true); needsRecompiling = true;
checked = true; return true;
return false; } else {
needsRecompiling = false;
compiled.store(true);
return false;
}
} else { } else {
for(std::unique_ptr<ModulePartition>& partition : partitions) { for(std::unique_ptr<ModulePartition>& partition : partitions) {
partition->Check(pcmDir); partition->Check(pcmDir);
} }
needsRecompiling = true; needsRecompiling = true;
checked = true;
return true; return true;
} }
} else { } else {

View file

@ -176,7 +176,7 @@ clang++ -std=c++26 -Wno-reserved-identifier -Wno-reserved-module-identifier --pr
std::string libsString; std::string libsString;
for(std::uint_fast32_t i = 0; i < depThreads.size(); i++) { for(std::uint_fast32_t i = 0; i < depThreads.size(); i++) {
depThreads[i] = std::thread([i, &config, &libMutex, &depLibSet, &buildDir, &pcmDir, &libsString, &binDir](){ depThreads[i] = std::thread([i, &config, &libMutex, &depLibSet, &buildDir, &pcmDir, &libsString, &binDir, this](){
if(config.dependencies[i].path.ends_with(".git")) { if(config.dependencies[i].path.ends_with(".git")) {
fs::path name = fs::path(config.dependencies[i].path).filename(); fs::path name = fs::path(config.dependencies[i].path).filename();
name.replace_extension(); name.replace_extension();
@ -194,6 +194,9 @@ clang++ -std=c++26 -Wno-reserved-identifier -Wno-reserved-module-identifier --pr
} }
config.dependencies[i].path = fs::path(config.dependencies[i].path).filename().replace_extension()/"project.json"; config.dependencies[i].path = fs::path(config.dependencies[i].path).filename().replace_extension()/"project.json";
} }
if(fs::path(config.dependencies[i].path).is_relative()) {
config.dependencies[i].path = this->path/config.dependencies[i].path;
}
Project project = Project::LoadFromJSON(config.dependencies[i].path); Project project = Project::LoadFromJSON(config.dependencies[i].path);
for(Configuration& depConfig : project.configurations) { for(Configuration& depConfig : project.configurations) {
if(depConfig.name == config.dependencies[i].configuration){ if(depConfig.name == config.dependencies[i].configuration){

View file

@ -70,9 +70,9 @@ int main(int argc, char* argv[]) {
binDir = std::format("{}/{}", project.binDir.string(), config.name); binDir = std::format("{}/{}", project.binDir.string(), config.name);
} }
if(config.debug) { if(config.debug) {
system(std::format("cd {} && ./{}", (fs::path(projectPath).parent_path()/binDir).string(), project.name).c_str());
} else {
system(std::format("cd {} && lldb -o run {}", (fs::path(projectPath).parent_path()/binDir).string(), project.name).c_str()); system(std::format("cd {} && lldb -o run {}", (fs::path(projectPath).parent_path()/binDir).string(), project.name).c_str());
} else {
system(std::format("cd {} && ./{}", (fs::path(projectPath).parent_path()/binDir).string(), project.name).c_str());
} }
return 0; return 0;
} }