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// Copyright 2006-2008 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef V8_FLAGS_H_
#define V8_FLAGS_H_
namespace v8 {
namespace internal {
// Declare all of our flags.
#define FLAG_MODE_DECLARE
#include "flag-definitions.h"
// The global list of all flags.
class FlagList {
public:
// The list of all flags with a value different from the default
// and their values. The format of the list is like the format of the
// argv array passed to the main function, e.g.
// ("--prof", "--log-file", "v8.prof", "--nolazy").
//
// The caller is responsible for disposing the list, as well
// as every element of it.
static List<const char*>* argv();
// Set the flag values by parsing the command line. If remove_flags is
// set, the flags and associated values are removed from (argc,
// argv). Returns 0 if no error occurred. Otherwise, returns the argv
// index > 0 for the argument where an error occurred. In that case,
// (argc, argv) will remain unchanged independent of the remove_flags
// value, and no assumptions about flag settings should be made.
//
// The following syntax for flags is accepted (both '-' and '--' are ok):
//
// --flag (bool flags only)
// --noflag (bool flags only)
// --flag=value (non-bool flags only, no spaces around '=')
// --flag value (non-bool flags only)
// -- (equivalent to --js_arguments, captures all remaining args)
static int SetFlagsFromCommandLine(int* argc, char** argv, bool remove_flags);
// Set the flag values by parsing the string str. Splits string into argc
// substrings argv[], each of which consisting of non-white-space chars,
// and then calls SetFlagsFromCommandLine() and returns its result.
static int SetFlagsFromString(const char* str, int len);
// Reset all flags to their default value.
static void ResetAllFlags();
// Print help to stdout with flags, types, and default values.
static void PrintHelp();
// Set flags as consequence of being implied by another flag.
static void EnforceFlagImplications();
};
} } // namespace v8::internal
#endif // V8_FLAGS_H_