qemu/scripts/modinfo-collect.py

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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import os
import sys
import json
import shlex
import subprocess
def find_command(src, target, compile_commands):
for command in compile_commands:
if command['file'] != src:
continue
if target != '' and command['command'].find(target) == -1:
continue
return command['command']
return 'false'
def process_command(src, command):
skip = False
out = []
for item in shlex.split(command):
if skip:
skip = False
continue
if item == '-MF' or item == '-MQ' or item == '-o':
skip = True
continue
if item == '-c':
skip = True
continue
out.append(item)
out.append('-DQEMU_MODINFO')
out.append('-E')
out.append(src)
return out
def main(args):
target = ''
if args[0] == '--target':
args.pop(0)
target = args.pop(0)
print("MODINFO_DEBUG target %s" % target)
arch = target[:-8] # cut '-softmmu'
print("MODINFO_START arch \"%s\" MODINFO_END" % arch)
with open('compile_commands.json') as f:
compile_commands = json.load(f)
for src in args:
if not src.endswith('.c'):
print("MODINFO_DEBUG skip %s" % src)
continue
print("MODINFO_DEBUG src %s" % src)
command = find_command(src, target, compile_commands)
cmdline = process_command(src, command)
print("MODINFO_DEBUG cmd", cmdline)
result = subprocess.run(cmdline, stdout = subprocess.PIPE,
universal_newlines = True)
if result.returncode != 0:
sys.exit(result.returncode)
for line in result.stdout.split('\n'):
if line.find('MODINFO') != -1:
print(line)
if __name__ == "__main__":
main(sys.argv[1:])