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#!/usr/bin/env python3
# SPDX-License-Identifier: LGPL-2.1+
import jinja2
import re
import sys
def parse_config_h(filename):
# Parse config.h file generated by meson.
ans = {}
for line in open(filename):
m = re.match(r'#define\s+(\w+)\s+(.*)', line)
if not m:
continue
a, b = m.groups()
if b and b[0] in '0123456789"':
b = eval(b)
ans[a] = b
return ans
def render(filename, defines):
text = open(filename).read()
template = jinja2.Template(text, trim_blocks=True, undefined=jinja2.StrictUndefined)
return template.render(defines)
if __name__ == '__main__':
defines = parse_config_h(sys.argv[1])
print(render(sys.argv[2], defines))
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