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#!/usr/bin/env python3
import clang.cindex
import click
import json
import os
import os.path
import sys
@click.command()
@click.option('--remove_prefix', type=str, default='')
@click.argument('build_dir', type=click.Path(exists=True))
def main(build_dir, remove_prefix):
libclang = os.environ.get('LIBCLANG')
if libclang is not None:
clang.cindex.Config.set_library_file(libclang)
db = clang.cindex.CompilationDatabase.fromDirectory(build_dir)
files = dict()
total = 0
for command in db.getAllCompileCommands():
try:
size = os.stat(os.path.join(command.directory, get_output_path(command.arguments))).st_size
files[command.filename.removeprefix(remove_prefix)] = size
total += size
except Exception as e:
print(f'Failed to process command for {command.filename}: {e}', file=sys.stderr)
pass
files['total'] = total
json.dump(files, sys.stdout)
def get_output_path(arguments):
return_next = False
for v in arguments:
if return_next:
return v
elif v == '-o':
return_next = True
if __name__ == '__main__':
main()
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