1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
# 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 runpy
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):
data = runpy.run_path(data)["data"]
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_, flags_, pref_) /* nothing */
#define DEFINED_CSS_PROP_ALIAS
#endif
"""
)
# Some flags are only used for code generation, so we don't need to
# expose them to runtime.
COMPILE_TIME_FLAGS = {"ExposedOnGetCS"}
MACRO_NAMES = {
"longhand": "CSS_PROP_LONGHAND",
"shorthand": "CSS_PROP_SHORTHAND",
"alias": "CSS_PROP_ALIAS",
}
for prop in data.values():
is_internal = "Internal" in prop.flags
flags = " | ".join(
"CSSPropFlags::{}".format(flag)
for flag in prop.flags
if flag not in COMPILE_TIME_FLAGS
)
if not flags:
flags = "CSSPropFlags(0)"
pref = '"' + prop.pref + '"'
method = prop.method
if prop.type() == "alias":
params = [prop.name, prop.alias_id, prop.prop_id, method, flags, 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:])
params = [prop.name, prop.id, method, flags, pref]
excludes = []
if is_internal:
excludes.append("CSS_PROP_LIST_EXCLUDE_INTERNAL")
if "Style" not in prop.rules:
excludes.append("CSS_PROP_LIST_EXCLUDE_NOT_IN_STYLE")
if excludes:
output.write(
"#if {}\n".format(
" || ".join("!defined " + exclude for exclude in excludes)
)
)
output.write("{}({})\n".format(MACRO_NAMES[prop.type()], ", ".join(params)))
if excludes:
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
"""
)
|
