Building Your Own Linux Debugger: Part 1 - Getting Started

2025-04-25

This is the first part of a ten-part series on building a Linux debugger from scratch. Learn the core mechanics of debuggers and implement features like launch, halt, continue, breakpoint setting (memory addresses, source lines, function entry), register and memory read/write, and single stepping. The tutorial uses C/C++, Linenoise, and libelfin, with each part's code available on GitHub. Future parts will cover advanced topics such as remote debugging, shared library support, expression evaluation, and multi-threaded debugging.

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