dynamic_library.hpp

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#pragma once
 
// RAII dynamic library loader — wraps dlopen/LoadLibrary
 
#include <string>
#include <string_view>
 
namespace pulp::runtime {
 
class DynamicLibrary {
public:
    DynamicLibrary() = default;
    ~DynamicLibrary();

    bool open(std::string_view path);

    void close();

    void* find_symbol(std::string_view name);

    bool is_open() const { return handle_ != nullptr; }

    const std::string& error() const { return error_; }
 
    // No copy
    DynamicLibrary(const DynamicLibrary&) = delete;
    DynamicLibrary& operator=(const DynamicLibrary&) = delete;
 
    // Move
    DynamicLibrary(DynamicLibrary&& other) noexcept;
    DynamicLibrary& operator=(DynamicLibrary&& other) noexcept;
 
private:
    void* handle_ = nullptr;
    std::string error_;
};
 
}  // namespace pulp::runtime