#!/usr/bin/env python3 import sys, os template = '''#pragma once #define THE_NUMBER {} ''' input_file = os.path.join(os.environ['MESON_SOURCE_ROOT'], 'raw.dat') output_file = os.path.join(os.environ['MESON_BUILD_ROOT'], 'generated.h') with open(input_file) as f: data = f.readline().strip() with open(output_file, 'w') as f: f.write(template.format(data))