Memory Management Ghazal
1#include <memory>23// In heap's expanse, where bytes and bits run free4// We allocate and clear, a dance of memory56class MemoryManager {7public:8 // With 'new' we claim a space for data's glee9 // And 'delete' we call, to set it free10 template <typename T>11 T* allocate() {12 return new T();13 }1415 template <typename T>16 void deallocate(T* ptr) {17 delete ptr;18 }1920 // A shared_ptr's reign, a team of ownership, three21 // When last ref falls, the object's soul is free22 template <typename T>23 std::shared_ptr<T> makeShared() {24 return std::make_shared<T>();25 }2627 // The unique_ptr stands, alone in its debris28 // Moving on, it leaves old mem to fly free29 template <typename T>30 std::unique_ptr<T> makeUnique() {31 return std::make_unique<T>();32 }33};3435// In cycles deep, where smart pointers agree36// To break the chains, and set each other free37MemoryManager manager;
Composition Notes
This ghazal follows the traditional form, with an opening couplet (matla) that sets the stage for the poem's theme and meter. The subsequent couplets (shers) each end with the same refrain 'free', maintaining a consistent rhythm and exploring memory management through the lens of C++ pointers and smart pointers.
Technical Notes
The poem covers key aspects of C++ memory management: • Matla (opening couplet): Introduces the theme of memory management • First couplet: Manual memory management with 'new' and 'delete' • Second couplet: Shared ownership with std::shared_ptr • Third couplet: Exclusive ownership with std::unique_ptr • Final couplet: Breaking cycles with smart pointers The use of C++ syntax and standard library features (std::make_shared, std::make_unique) adds authenticity while maintaining readability.
Philosophical Notes
The poem explores the interplay between the programmer's responsibility and the language's mechanisms for handling memory. It draws parallels between the cycles of allocation and deallocation and the broader themes of ownership, control, and release. The refrain 'free' emphasizes the importance of letting go and allowing memory to be reclaimed when it is no longer needed.