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- #!/usr/bin/env python
- # Copyright 2018 The Chromium Authors. All rights reserved.
- # Use of this source code is governed by a BSD-style license that can be
- # found in the LICENSE file.
- """
- Script to run wayland-scaner for wayland_protocol.gni.
- """
- from __future__ import print_function
- import argparse
- import os.path
- import subprocess
- import sys
- def generate_code(wayland_scanner_cmd, code_type, path_in, path_out):
- ret = subprocess.call([wayland_scanner_cmd, code_type, path_in, path_out])
- if ret != 0:
- raise RuntimeError("wayland-scanner returned an error: %d" % ret)
- def main(argv):
- parser = argparse.ArgumentParser()
- parser.add_argument("--cmd", help="wayland-scanner command to execute")
- parser.add_argument("--src-root", help="Root source directory")
- parser.add_argument("--root-gen-dir", help="Directory for generated files")
- parser.add_argument("protocols", nargs="+",
- help="Input protocol file paths relative to src root.")
- options = parser.parse_args()
- cmd = os.path.realpath(options.cmd)
- src_root = options.src_root
- root_gen_dir = options.root_gen_dir
- protocols = options.protocols
- version = subprocess.check_output([cmd, '--version'],
- stderr=subprocess.STDOUT).decode('utf-8')
- # The version is of the form "wayland-scanner 1.18.0\n"
- version = tuple([int(x) for x in version.strip().split(' ')[1].split('.')])
- for protocol in protocols:
- protocol_path = os.path.join(src_root, protocol)
- protocol_without_extension = protocol.rsplit(".", 1)[0]
- out_base_name = os.path.join(root_gen_dir, protocol_without_extension)
- code_cmd = 'private-code' if version > (1, 14, 90) else 'code'
- generate_code(cmd, code_cmd, protocol_path,
- out_base_name + "-protocol.c")
- generate_code(cmd, "client-header", protocol_path,
- out_base_name + "-client-protocol.h")
- generate_code(cmd, "server-header", protocol_path,
- out_base_name + "-server-protocol.h")
- if __name__ == "__main__":
- try:
- main(sys.argv)
- except RuntimeError as e:
- print(e, file=sys.stderr)
- sys.exit(1)
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