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/* ========================================
Copyright (C) 2025 Amlal El Mahrouss, Licensed under the Apache 2.0 license
======================================== */
#pragma once
#include <CompilerKit/Detail/Config.h>
#include <dlfcn.h>
#include <mutex>
namespace CompilerKit {
struct DLLTraits final {
typedef Int32 (*Entrypoint)(Int32 argc, Char const* argv[]);
using DLL = VoidPtr;
DLL fDylib{nullptr};
Entrypoint fEntrypoint{nullptr};
std::mutex fMutex;
explicit operator bool() { return fDylib && fEntrypoint; }
DLLTraits& operator()(const Char* path, const Char* fEntrypoint) {
std::lock_guard<std::mutex> lock(this->fMutex);
if (!path || !fEntrypoint) return *this;
if (this->fDylib) {
dlclose(this->fDylib);
this->fDylib = nullptr;
}
this->fDylib = dlopen(path, RTLD_LAZY);
if (!this->fDylib) {
return *this;
}
this->fEntrypoint = (Entrypoint) dlsym(this->fDylib, fEntrypoint);
if (!this->fEntrypoint) {
dlclose(this->fDylib);
this->fDylib = nullptr;
return *this;
}
return *this;
}
NECTI_COPY_DELETE(DLLTraits)
explicit DLLTraits() = default;
~DLLTraits() {
if (this->fDylib) {
dlclose(this->fDylib);
this->fDylib = nullptr;
}
this->fEntrypoint = nullptr;
}
};
} // namespace CompilerKit
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