Differential D129129 Diff 449607 llvm/include/llvm/Support/CommandLine.h

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llvm/include/llvm/Support/CommandLine.h

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#include "llvm/ADT/STLExtras.h"		#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallPtrSet.h"		#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/SmallVector.h"		#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringMap.h"		#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringRef.h"		#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/Twine.h"		#include "llvm/ADT/Twine.h"
#include "llvm/ADT/iterator_range.h"		#include "llvm/ADT/iterator_range.h"
#include "llvm/Support/ErrorHandling.h"		#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/raw_ostream.h"		#include "llvm/Support/raw_ostream.h"
#include <cassert>		#include <cassert>
#include <climits>		#include <climits>
#include <cstddef>		#include <cstddef>
#include <functional>		#include <functional>
#include <initializer_list>		#include <initializer_list>
#include <string>		#include <string>
#include <type_traits>		#include <type_traits>
▲ Show 20 Lines • Show All 191 Lines • ▼ Show 20 Lines	public:

SmallVector<Option *, 4> PositionalOpts;		SmallVector<Option *, 4> PositionalOpts;
SmallVector<Option *, 4> SinkOpts;		SmallVector<Option *, 4> SinkOpts;
StringMap<Option *> OptionsMap;		StringMap<Option *> OptionsMap;

Option *ConsumeAfterOpt = nullptr; // The ConsumeAfter option if it exists.		Option *ConsumeAfterOpt = nullptr; // The ConsumeAfter option if it exists.
};		};

// A special subcommand representing no subcommand
extern ManagedStatic<SubCommand> TopLevelSubCommand;

// A special subcommand that can be used to put an option into all subcommands.
extern ManagedStatic<SubCommand> AllSubCommands;

//===----------------------------------------------------------------------===//		//===----------------------------------------------------------------------===//
//		//
class Option {		class Option {
friend class alias;		friend class alias;

// Overriden by subclasses to handle the value passed into an argument. Should		// Overriden by subclasses to handle the value passed into an argument. Should
// return true if there was an error processing the argument and the program		// return true if there was an error processing the argument and the program
// should exit.		// should exit.
▲ Show 20 Lines • Show All 86 Lines • ▼ Show 20 Lines	explicit Option(enum NumOccurrencesFlag OccurrencesFlag,
HiddenFlag(Hidden), Formatting(NormalFormatting), Misc(0),		HiddenFlag(Hidden), Formatting(NormalFormatting), Misc(0),
FullyInitialized(false), Position(0), AdditionalVals(0) {		FullyInitialized(false), Position(0), AdditionalVals(0) {
Categories.push_back(&getGeneralCategory());		Categories.push_back(&getGeneralCategory());
}		}

inline void setNumAdditionalVals(unsigned n) { AdditionalVals = n; }		inline void setNumAdditionalVals(unsigned n) { AdditionalVals = n; }

public:		public:
virtual ~Option() = default;		virtual ~Option() {
		if (FullyInitialized)
		removeArgument();
		}

// Register this argument with the commandline system.		// Register this argument with the commandline system.
//		//
void addArgument();		void addArgument();

/// Unregisters this option from the CommandLine system.		/// Unregisters this option from the CommandLine system.
///
/// This option must have been the last option registered.
/// For testing purposes only.
void removeArgument();		void removeArgument();
		efriedmaUnsubmitted Not Done Reply Inline Actions "This option must have been the last option registered. For testing purposes only." Is this still accurate? Is it an issue here? efriedma: "This option must have been the last option registered. For testing purposes only." Is this…
		nhaehnleAuthorUnsubmitted Done Reply Inline Actions Thanks for spotting that. I did look into that when I wrote the code and the comment looks outdated to me. I've also been using these patches for a while now and this doesn't appear to be an issue in practice. I'm going to remove the comment. nhaehnle: Thanks for spotting that. I did look into that when I wrote the code and the comment looks…

// Return the width of the option tag for printing...		// Return the width of the option tag for printing...
virtual size_t getOptionWidth() const = 0;		virtual size_t getOptionWidth() const = 0;

// Print out information about this option. The to-be-maintained width is		// Print out information about this option. The to-be-maintained width is
// specified.		// specified.
//		//
virtual void printOptionInfo(size_t GlobalWidth) const = 0;		virtual void printOptionInfo(size_t GlobalWidth) const = 0;
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