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Oct 2024 - Nov 2024 AkujobiP1Shell POSIX-compliant command-line shell Software
  • Built fork/exec/wait pattern with POSIX system calls for external commands, signal handling, and graceful error recovery
  • Designed modular architecture across 5 components (1,091 lines): REPL, YAML config manager, parser, builtins, and executor
  • Achieved 89% test coverage with 229 unit tests plus 4 bash integration tests and 4-level YAML config merging system
PythonPOSIXForkExecWaitpidSystem CallsProcess ManagementShellSignal HandlingPytestShlexGlobYAMLREPLSoftware ArchitectureTestingError Handling
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