diff options
Diffstat (limited to 'contrib/llvm/tools/clang/include/clang/Driver/Option.h')
| -rw-r--r-- | contrib/llvm/tools/clang/include/clang/Driver/Option.h | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/contrib/llvm/tools/clang/include/clang/Driver/Option.h b/contrib/llvm/tools/clang/include/clang/Driver/Option.h deleted file mode 100644 index 764934f..0000000 --- a/contrib/llvm/tools/clang/include/clang/Driver/Option.h +++ /dev/null @@ -1,204 +0,0 @@ -//===--- Option.h - Abstract Driver Options ---------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef CLANG_DRIVER_OPTION_H_ -#define CLANG_DRIVER_OPTION_H_ - -#include "clang/Basic/LLVM.h" -#include "clang/Driver/OptTable.h" -#include "llvm/ADT/StringRef.h" -#include "llvm/Support/ErrorHandling.h" - -namespace clang { -namespace driver { - class Arg; - class ArgList; - -namespace options { - /// Base flags for all options. Custom flags may be added after. - enum DriverFlag { - HelpHidden = (1 << 0), - RenderAsInput = (1 << 1), - RenderJoined = (1 << 2), - RenderSeparate = (1 << 3) - }; - - /// Flags specifically for clang options. - enum ClangFlags { - DriverOption = (1 << 4), - LinkerInput = (1 << 5), - NoArgumentUnused = (1 << 6), - NoForward = (1 << 7), - Unsupported = (1 << 8), - CC1Option = (1 << 9), - NoDriverOption = (1 << 10) - }; -} - - /// Option - Abstract representation for a single form of driver - /// argument. - /// - /// An Option class represents a form of option that the driver - /// takes, for example how many arguments the option has and how - /// they can be provided. Individual option instances store - /// additional information about what group the option is a member - /// of (if any), if the option is an alias, and a number of - /// flags. At runtime the driver parses the command line into - /// concrete Arg instances, each of which corresponds to a - /// particular Option instance. - class Option { - public: - enum OptionClass { - GroupClass = 0, - InputClass, - UnknownClass, - FlagClass, - JoinedClass, - SeparateClass, - CommaJoinedClass, - MultiArgClass, - JoinedOrSeparateClass, - JoinedAndSeparateClass - }; - - enum RenderStyleKind { - RenderCommaJoinedStyle, - RenderJoinedStyle, - RenderSeparateStyle, - RenderValuesStyle - }; - - protected: - const OptTable::Info *Info; - const OptTable *Owner; - - public: - Option(const OptTable::Info *Info, const OptTable *Owner); - ~Option(); - - bool isValid() const { - return Info != 0; - } - - unsigned getID() const { - assert(Info && "Must have a valid info!"); - return Info->ID; - } - - OptionClass getKind() const { - assert(Info && "Must have a valid info!"); - return OptionClass(Info->Kind); - } - - /// \brief Get the name of this option without any prefix. - StringRef getName() const { - assert(Info && "Must have a valid info!"); - return Info->Name; - } - - const Option getGroup() const { - assert(Info && "Must have a valid info!"); - assert(Owner && "Must have a valid owner!"); - return Owner->getOption(Info->GroupID); - } - - const Option getAlias() const { - assert(Info && "Must have a valid info!"); - assert(Owner && "Must have a valid owner!"); - return Owner->getOption(Info->AliasID); - } - - /// \brief Get the default prefix for this option. - StringRef getPrefix() const { - const char *Prefix = *Info->Prefixes; - return Prefix ? Prefix : StringRef(); - } - - /// \brief Get the name of this option with the default prefix. - std::string getPrefixedName() const { - std::string Ret = getPrefix(); - Ret += getName(); - return Ret; - } - - unsigned getNumArgs() const { return Info->Param; } - - bool hasNoOptAsInput() const { return Info->Flags & options::RenderAsInput;} - - RenderStyleKind getRenderStyle() const { - if (Info->Flags & options::RenderJoined) - return RenderJoinedStyle; - if (Info->Flags & options::RenderSeparate) - return RenderSeparateStyle; - switch (getKind()) { - case GroupClass: - case InputClass: - case UnknownClass: - return RenderValuesStyle; - case JoinedClass: - case JoinedAndSeparateClass: - return RenderJoinedStyle; - case CommaJoinedClass: - return RenderCommaJoinedStyle; - case FlagClass: - case SeparateClass: - case MultiArgClass: - case JoinedOrSeparateClass: - return RenderSeparateStyle; - } - llvm_unreachable("Unexpected kind!"); - } - - /// Test if this option has the flag \a Val. - bool hasFlag(unsigned Val) const { - return Info->Flags & Val; - } - - /// getUnaliasedOption - Return the final option this option - /// aliases (itself, if the option has no alias). - const Option getUnaliasedOption() const { - const Option Alias = getAlias(); - if (Alias.isValid()) return Alias.getUnaliasedOption(); - return *this; - } - - /// getRenderName - Return the name to use when rendering this - /// option. - StringRef getRenderName() const { - return getUnaliasedOption().getName(); - } - - /// matches - Predicate for whether this option is part of the - /// given option (which may be a group). - /// - /// Note that matches against options which are an alias should never be - /// done -- aliases do not participate in matching and so such a query will - /// always be false. - bool matches(OptSpecifier ID) const; - - /// accept - Potentially accept the current argument, returning a - /// new Arg instance, or 0 if the option does not accept this - /// argument (or the argument is missing values). - /// - /// If the option accepts the current argument, accept() sets - /// Index to the position where argument parsing should resume - /// (even if the argument is missing values). - /// - /// \parm ArgSize The number of bytes taken up by the matched Option prefix - /// and name. This is used to determine where joined values - /// start. - Arg *accept(const ArgList &Args, unsigned &Index, unsigned ArgSize) const; - - void dump() const; - }; - -} // end namespace driver -} // end namespace clang - -#endif |
