iposva@google.com
8e5b5a02e2
- enable-checked-mode forces --enable_type_checks and --enable_asserts. Review URL: https://chromiumcodereview.appspot.com//9668034 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@5269 260f80e4-7a28-3924-810f-c04153c831b5
86 lines
2.6 KiB
C++
86 lines
2.6 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#ifndef VM_FLAGS_H_
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#define VM_FLAGS_H_
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#include "platform/assert.h"
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#include "vm/globals.h"
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typedef const char* charp;
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#define DECLARE_FLAG(type, name) \
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extern type FLAG_##name
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#define DEFINE_FLAG(type, name, default_value, comment) \
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type FLAG_##name = Flags::Register_##type(&FLAG_##name, \
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#name, \
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default_value, \
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comment)
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#define DEFINE_FLAG_HANDLER(handler, name, comment) \
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bool DUMMY_##name = Flags::Register_func(handler, #name, comment)
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#if defined(DEBUG)
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#define DECLARE_DEBUG_FLAG(type, name) DECLARE_FLAG(type, name)
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#define DEFINE_DEBUG_FLAG(type, name, default_value, comment) \
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DEFINE_FLAG(type, name, default_value, comment)
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#else
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#define DECLARE_DEBUG_FLAG(type, name)
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#define DEFINE_DEBUG_FLAG(type, name, default_value, comment)
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#endif
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namespace dart {
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typedef void (*FlagHandler)(bool value);
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// Forward declaration.
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class Flag;
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class Flags {
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public:
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static bool Register_bool(bool* addr,
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const char* name,
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bool default_value,
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const char* comment);
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static int Register_int(int* addr,
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const char* name,
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int default_value,
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const char* comment);
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static const char* Register_charp(charp* addr,
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const char* name,
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const char* default_value,
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const char* comment);
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static bool Register_func(FlagHandler handler,
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const char* name,
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const char* comment);
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static bool ProcessCommandLineFlags(int argc, const char** argv);
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static Flag* Lookup(const char* name);
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static bool Initialized() { return initialized_; }
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private:
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static Flag* flags_;
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static bool initialized_;
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static void Parse(const char* option);
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// Testing needs direct access to private methods.
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friend void Dart_TestParseFlags();
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DISALLOW_ALLOCATION();
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DISALLOW_IMPLICIT_CONSTRUCTORS(Flags);
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};
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} // namespace dart
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#endif // VM_FLAGS_H_
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