memory-safety-patterns

Review Rust, C++, and C code for memory safety using RAII and ownership patterns.

Updated Apr 5, 2026
One-click install
npx skills add https://github.com/Jhabbig/Habbig --skill memory-safety-patterns-jhabbig
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: memory-safety-patterns
Source: https://github.com/Jhabbig/Habbig/tree/main/.claude/plugins/wshobson/systems-programming/skills/memory-safety-patterns
Command: npx skills add https://github.com/Jhabbig/Habbig --skill memory-safety-patterns-jhabbig

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps eliminate memory leaks, dangling pointers, use-after-free errors, double-free bugs, and unsafe resource handling in low-level software.

Core Features & Use Cases

  • RAII and Resource Ownership: Manage files, locks, sockets, and transactions so cleanup happens automatically and reliably.
  • Smart Pointers and Lifetimes: Use unique ownership, shared ownership, weak references, and Rust borrowing to prevent invalid access.
  • Safe C Patterns: Apply cleanup blocks, opaque handles, and scoped release patterns when writing C code without native RAII.
  • Use Case: Refactor a C++ service that leaks sockets and mutexes into a scope-safe implementation, or review Rust code for ownership, borrowing, and lifetime mistakes.

Quick Start

Ask for a memory-safe rewrite or review of your Rust, C++, or C resource-handling code using RAII, ownership, smart pointers, lifetimes, and explicit cleanup patterns.

Frequently Asked Questions about memory-safety-patterns

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I fix use-after-free and double-free bugs in C++?

Fix use-after-free and double-free bugs in C++ by applying RAII and smart pointers to manage resource lifecycles automatically. This enforces strict ownership rules, ensuring resources are safely released and preventing invalid memory access.

What is the best way to prevent memory leaks when handling sockets and locks?

Prevent memory leaks when handling sockets and locks by using RAII for automatic cleanup. This pattern guarantees that resources are released reliably when they go out of scope, eliminating unsafe resource handling.

How do I refactor C code to be memory safe without native RAII?

Refactor C code to be memory safe without native RAII by implementing cleanup blocks, opaque handles, and scoped release patterns. These safe C patterns enforce explicit resource release paths to prevent leaks and dangling pointers.

Why does my Rust code fail ownership and lifetime checks?

Rust code fails ownership and lifetime checks due to borrowing violations and invalid access patterns. Review your code using unique ownership, shared ownership, and weak references to align with Rust borrowing rules and prevent data races.

Can I apply memory safety patterns to manage shared ownership and prevent data races?

Yes, you can apply memory safety patterns to manage shared ownership and prevent data races. Using weak references and strict lifetime rules ensures safe concurrent access without encountering use-after-free errors.