diff --git a/meson.build b/meson.build index 9cd966a86b..ff580f1f80 100644 --- a/meson.build +++ b/meson.build @@ -2241,6 +2241,9 @@ subdir('tests/qtest/fuzz') # Library dependencies # ######################## +modinfo_collect = find_program('scripts/modinfo-collect.py') +modinfo_files = [] + block_mods = [] softmmu_mods = [] foreach d, list : modules @@ -2254,6 +2257,19 @@ foreach d, list : modules else softmmu_mods += sl endif + if module_ss.sources() != [] + # FIXME: Should use sl.extract_all_objects(recursive: true) as + # input. Sources can be used multiple times but objects are + # unique when it comes to lookup in compile_commands.json. + # Depnds on a mesion version with + # https://github.com/mesonbuild/meson/pull/8900 + modinfo_files += custom_target(d + '-' + m + '.modinfo', + output: d + '-' + m + '.modinfo', + input: module_ss.sources(), + capture: true, + build_by_default: true, # to be removed when added to a target + command: [modinfo_collect, '@INPUT@']) + endif else if d == 'block' block_ss.add_all(module_ss) diff --git a/scripts/modinfo-collect.py b/scripts/modinfo-collect.py new file mode 100755 index 0000000000..4acb188c3e --- /dev/null +++ b/scripts/modinfo-collect.py @@ -0,0 +1,67 @@ +#!/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 + arg = False + out = [] + for item in shlex.split(command): + if arg: + out.append(x) + arg = False + continue + 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: + 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:])