gecko/dom/base/gen-usecounters.py
Nathan Froyd 18c155a5ec Bug 968923 - part 1 - add infrastructure for defining use counters from UseCounters.conf; original-author=heycam; r=heycam,gfritzsche,mshal
This patch adds UseCounter.conf for defining use counters along with
infrastructure to generate enums and telemetry identifiers from
UseCounter.conf.
2015-02-04 17:00:00 -05:00

80 lines
2.8 KiB
Python
Executable File

#!/usr/bin/env 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/.
from __future__ import print_function
import json
import os
import sys
sys.path.append(os.path.dirname(__file__))
import usecounters
AUTOGENERATED_WARNING_COMMENT = "/* THIS FILE IS AUTOGENERATED BY gen-usercounters.py - DO NOT EDIT */"
def generate_list(f, counters):
def print_optional_macro_declare(name):
print('''
#ifndef %(name)s
#define %(name)s(interface_, name_) // nothing
#define DEFINED_%(name)s
#endif
''' % { 'name': name }, file=f)
def print_optional_macro_undeclare(name):
print('''
#ifdef DEFINED_%(name)s
#undef DEFINED_%(name)s
#undef %(name)s
#endif
''' % { 'name': name }, file=f)
print(AUTOGENERATED_WARNING_COMMENT, file=f)
print_optional_macro_declare('USE_COUNTER_DOM_METHOD')
print_optional_macro_declare('USE_COUNTER_DOM_ATTRIBUTE')
print_optional_macro_declare('USE_COUNTER_CSS_PROPERTY')
for counter in counters:
if counter['type'] == 'method':
print('USE_COUNTER_DOM_METHOD(%s, %s)' % (counter['interface_name'], counter['method_name']), file=f)
elif counter['type'] == 'attribute':
print('USE_COUNTER_DOM_ATTRIBUTE(%s, %s)' % (counter['interface_name'], counter['attribute_name']), file=f)
elif counter['type'] == 'property':
prop = counter['property_name']
print('USE_COUNTER_CSS_PROPERTY(%s, %s)' % (prop, prop.replace('-', '_')), file=f)
print_optional_macro_undeclare('USE_COUNTER_DOM_METHOD')
print_optional_macro_undeclare('USE_COUNTER_DOM_ATTRIBUTE')
print_optional_macro_undeclare('USE_COUNTER_CSS_PROPERTY')
def generate_property_map(f, counters):
print(AUTOGENERATED_WARNING_COMMENT, file=f)
print('''
enum {
// XXX is this the right define?
#define CSS_PROP_LIST_INCLUDE_LOGICAL
#define CSS_PROP(name_, id_, method_, flags_, pref_, parsevariant_, \\
kwtable_, stylestruct_, stylestructoffset_, animtype_) \\
USE_COUNTER_FOR_CSS_PROPERTY_##id_ = eUseCounter_UNKNOWN,
#include "nsCSSPropList.h"
#undef CSS_PROP
#undef CSS_PROP_LIST_INCLUDE_LOGICAL
};
''', file=f)
for counter in counters:
if counter['type'] == 'property':
prop = counter['property_name'].replace('-', '_')
print('#define USE_COUNTER_FOR_CSS_PROPERTY_%s eUseCounter_property_%s' % (prop, prop), file=f)
def use_counter_list(output_header, conf_filename):
counters = usecounters.read_conf(conf_filename)
generate_list(output_header, counters)
def property_map(output_map, conf_filename):
counters = usecounters.read_conf(conf_filename)
generate_property_map(output_map, counters)