EPITA C Coding Style Checker

A Python script to check C code against EPITA coding style rules.

Usage

# Check current directory (recursive)
./check.py

# Check specific files or directories
./check.py src/
./check.py main.c utils.h

# Options
./check.py --help
./check.py --max-lines 30    # Custom max function lines
./check.py --no-color        # Disable colored output
./check.py -q                # Quiet mode (summary only)

Rules Checked

• fun.length - Max 40 lines per function body
• fun.arg.count - Max 4 arguments per function
• fun.proto.void - Empty params should use void
• decl.single - One declaration per line
• decl.vla - No variable-length arrays
• file.trailing - No trailing whitespace
• file.dos - No CRLF line endings
• file.terminate - File must end with newline
• file.spurious - No blank lines at start/end
• lines.empty - No consecutive empty lines
• cpp.guard - Header files need include guards
• cpp.mark - Preprocessor # on first column
• cpp.if - #endif needs comment
• cpp.digraphs - No digraphs/trigraphs
• stat.asm - No asm declarations
• ctrl.empty - Empty loops should use continue

Development

# Setup
uv sync --dev

# Run tests
uv run pytest

# Run tests with coverage
uv run pytest --cov=check