diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/llvm/Support/CommandLine.h | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/include/llvm/Support/CommandLine.h b/include/llvm/Support/CommandLine.h index b7de038..e7f5a02 100644 --- a/include/llvm/Support/CommandLine.h +++ b/include/llvm/Support/CommandLine.h @@ -155,6 +155,7 @@ class Option { int NumOccurrences; // The number of times specified int Flags; // Flags for the argument unsigned Position; // Position of last occurrence of the option + unsigned AdditionalVals;// Greater than 0 for multi-valued option. Option *NextRegistered; // Singly linked list of registered options. public: const char *ArgStr; // The argument string itself (ex: "help", "o") @@ -179,6 +180,7 @@ public: return Flags & MiscMask; } inline unsigned getPosition() const { return Position; } + inline unsigned getNumAdditionalVals() const { return AdditionalVals; } // hasArgStr - Return true if the argstr != "" bool hasArgStr() const { return ArgStr[0] != 0; } @@ -206,11 +208,14 @@ public: protected: explicit Option(unsigned DefaultFlags) : NumOccurrences(0), Flags(DefaultFlags | NormalFormatting), Position(0), - NextRegistered(0), ArgStr(""), HelpStr(""), ValueStr("") { + AdditionalVals(0), NextRegistered(0), + ArgStr(""), HelpStr(""), ValueStr("") { assert(getNumOccurrencesFlag() != 0 && getOptionHiddenFlag() != 0 && "Not all default flags specified!"); } + inline void setNumAdditionalVals(unsigned n) + { AdditionalVals = n; } public: // addArgument - Register this argument with the commandline system. // @@ -231,7 +236,7 @@ public: // addOccurrence - Wrapper around handleOccurrence that enforces Flags // bool addOccurrence(unsigned pos, const char *ArgName, - const std::string &Value); + const std::string &Value, bool MultiArg = false); // Prints option name followed by message. Always returns true. bool error(std::string Message, const char *ArgName = 0); @@ -1000,6 +1005,10 @@ public: return Positions[optnum]; } + void setNumAdditionalVals(unsigned n) { + Option::setNumAdditionalVals(n); + } + // One option... template<class M0t> explicit list(const M0t &M0) : Option(ZeroOrMore | NotHidden) { @@ -1065,6 +1074,16 @@ public: } }; +// multi_arg - Modifier to set the number of additional values. +struct multi_val { + unsigned AdditionalVals; + explicit multi_val(unsigned N) : AdditionalVals(N) {} + + template <typename D, typename S, typename P> + void apply(list<D, S, P> &L) const { L.setNumAdditionalVals(AdditionalVals); } +}; + + //===----------------------------------------------------------------------===// // bits_storage class |