gecko-dev/layout/style/GenerateServoCSSPropList.py

111 строки
3.4 KiB
Python

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
import buildconfig
import mozpack.path as mozpath
import os
import subprocess
import string
import sys
SERVO_BASE = mozpath.join(buildconfig.topsrcdir, "servo")
SERVO_PROP_BASE = mozpath.join(SERVO_BASE, "components", "style", "properties")
def generate_data(output, template):
output.write("# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT\n\n")
output.write(subprocess.check_output([
sys.executable,
mozpath.join(SERVO_PROP_BASE, "build.py"),
"gecko", "geckolib", template
], universal_newlines=True))
# Add all relevant files into the dependencies of the generated file.
DEP_EXTS = [".py", ".rs", ".zip"]
deps = set()
for path, dirs, files in os.walk(SERVO_PROP_BASE):
for file in files:
if os.path.splitext(file)[1] in DEP_EXTS:
deps.add(mozpath.join(path, file))
return deps
def generate_header(output, data):
with open(data, "r") as f:
data = eval(f.read())
output.write("""/* THIS IS AN AUTOGENERATED FILE. DO NOT EDIT */
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
#define CSS_PROP_DOMPROP_PREFIXED(name_) \\
CSS_PROP_PUBLIC_OR_PRIVATE(Moz ## name_, name_)
#ifndef CSS_PROP_LONGHAND
#define CSS_PROP_LONGHAND(name_, id_, method_, flags_, pref_) /* nothing */
#define DEFINED_CSS_PROP_LONGHAND
#endif
#ifndef CSS_PROP_SHORTHAND
#define CSS_PROP_SHORTHAND(name_, id_, method_, flags_, pref_) /* nothing */
#define DEFINED_CSS_PROP_SHORTHAND
#endif
#ifndef CSS_PROP_ALIAS
#define CSS_PROP_ALIAS(name_, aliasid_, id_, method_, pref_) /* nothing */
#define DEFINED_CSS_PROP_ALIAS
#endif
""")
MACRO_NAMES = {
"longhand": "CSS_PROP_LONGHAND",
"shorthand": "CSS_PROP_SHORTHAND",
"alias": "CSS_PROP_ALIAS",
}
for name, method, id, flags, pref, proptype in data:
is_internal = "CSS_PROPERTY_INTERNAL" in flags
pref = '"' + pref + '"'
if proptype == "alias":
params = [name, id[0], id[1], method, pref]
else:
if method == "CssFloat":
method = "CSS_PROP_PUBLIC_OR_PRIVATE(CssFloat, Float)"
elif method.startswith("Moz"):
method = "CSS_PROP_DOMPROP_PREFIXED({})".format(method[3:])
if flags:
flags = " | ".join(flags)
else:
flags = "0"
params = [name, id, method, flags, pref]
if is_internal:
output.write("#ifndef CSS_PROP_LIST_EXCLUDE_INTERNAL\n")
output.write("{}({})\n".format(MACRO_NAMES[proptype], ", ".join(params)))
if is_internal:
output.write("#endif\n")
output.write("""
#ifdef DEFINED_CSS_PROP_ALIAS
#undef CSS_PROP_ALIAS
#undef DEFINED_CSS_PROP_ALIAS
#endif
#ifdef DEFINED_CSS_PROP_SHORTHAND
#undef CSS_PROP_SHORTHAND
#undef DEFINED_CSS_PROP_SHORTHAND
#endif
#ifdef DEFINED_CSS_PROP_LONGHAND
#undef CSS_PROP_LONGHAND
#undef DEFINED_CSS_PROP_LONGHAND
#endif
#undef CSS_PROP_DOMPROP_PREFIXED
""")