//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//===----------------------------------------------------------------------===//
// ParseCommandLineOptions - Command line option processing entry point.
//
-void ParseCommandLineOptions(int &argc, char **argv,
- const char *Overview = 0);
+void ParseCommandLineOptions(int argc, char **argv,
+ const char *Overview = 0,
+ bool ReadResponseFiles = false);
//===----------------------------------------------------------------------===//
// ParseEnvironmentOptions - Environment variable option processing alternate
// entry point.
//
void ParseEnvironmentOptions(const char *progName, const char *envvar,
- const char *Overview = 0);
+ const char *Overview = 0,
+ bool ReadResponseFiles = false);
///===---------------------------------------------------------------------===//
/// SetVersionPrinter - Override the default (LLVM specific) version printer
/// used to print out the version when --version is given
-/// on the command line. This gives other systems using the
+/// on the command line. This allows other systems using the
/// CommandLine utilities to print their own version string.
void SetVersionPrinter(void (*func)());
enum MiscFlags { // Miscellaneous flags to adjust argument
CommaSeparated = 0x200, // Should this cl::list split between commas?
PositionalEatsArgs = 0x400, // Should this positional cl::list eat -args?
- MiscMask = 0x600 // Union of the above flags.
+ Sink = 0x800, // Should this cl::list eat all unknown options?
+ MiscMask = 0xE00 // Union of the above flags.
};
//
class alias;
class Option {
- friend void cl::ParseCommandLineOptions(int &, char **, const char *);
friend class alias;
// handleOccurrences - Overriden by subclasses to handle the value passed into
virtual enum ValueExpected getValueExpectedFlagDefault() const {
return ValueOptional;
}
-
+
// Out of line virtual function to provide home for the class.
virtual void anchor();
-
+
int NumOccurrences; // The number of times specified
int Flags; // Flags for the argument
unsigned Position; // Position of last occurrence of the option
void setMiscFlag(enum MiscFlags M) { setFlag(M, M); }
void setPosition(unsigned pos) { Position = pos; }
protected:
- Option(unsigned DefaultFlags)
+ explicit Option(unsigned DefaultFlags)
: NumOccurrences(0), Flags(DefaultFlags | NormalFormatting), Position(0),
NextRegistered(0), ArgStr(""), HelpStr(""), ValueStr("") {
assert(getNumOccurrencesFlag() != 0 &&
// addArgument - Register this argument with the commandline system.
//
void addArgument();
-
+
Option *getNextRegisteredOption() const { return NextRegistered; }
// Return the width of the option tag for printing...
- virtual unsigned getOptionWidth() const = 0;
+ virtual size_t getOptionWidth() const = 0;
// printOptionInfo - Print out information about this option. The
// to-be-maintained width is specified.
//
- virtual void printOptionInfo(unsigned GlobalWidth) const = 0;
+ virtual void printOptionInfo(size_t GlobalWidth) const = 0;
+
+ virtual void getExtraOptionNames(std::vector<const char*> &) {}
- virtual void getExtraOptionNames(std::vector<const char*> &OptionNames) {}
-
// addOccurrence - Wrapper around handleOccurrence that enforces Flags
//
bool addOccurrence(unsigned pos, const char *ArgName,
Values.push_back(std::make_pair(EnumName, std::make_pair(Val, Desc)));
// Process the varargs portion of the values...
- while (const char *EnumName = va_arg(ValueArgs, const char *)) {
+ while (const char *enumName = va_arg(ValueArgs, const char *)) {
DataType EnumVal = static_cast<DataType>(va_arg(ValueArgs, int));
const char *EnumDesc = va_arg(ValueArgs, const char *);
- Values.push_back(std::make_pair(EnumName, // Add value to value map
+ Values.push_back(std::make_pair(enumName, // Add value to value map
std::make_pair(EnumVal, EnumDesc)));
}
}
template<class Opt>
void apply(Opt &O) const {
- for (unsigned i = 0, e = Values.size(); i != e; ++i)
+ for (unsigned i = 0, e = static_cast<unsigned>(Values.size());
+ i != e; ++i)
O.getParser().addLiteralOption(Values[i].first, Values[i].second.first,
Values[i].second.second);
}
};
template<class DataType>
-ValuesClass<DataType> END_WITH_NULL values(const char *Arg, DataType Val,
+ValuesClass<DataType> END_WITH_NULL values(const char *Arg, DataType Val,
const char *Desc, ...) {
va_list ValueArgs;
va_start(ValueArgs, Desc);
virtual const char *getDescription(unsigned N) const = 0;
// Return the width of the option tag for printing...
- virtual unsigned getOptionWidth(const Option &O) const;
+ virtual size_t getOptionWidth(const Option &O) const;
// printOptionInfo - Print out information about this option. The
// to-be-maintained width is specified.
//
- virtual void printOptionInfo(const Option &O, unsigned GlobalWidth) const;
+ virtual void printOptionInfo(const Option &O, size_t GlobalWidth) const;
void initialize(Option &O) {
// All of the modifiers for the option have been processed by now, so the
//
hasArgStr = O.hasArgStr();
}
-
+
void getExtraOptionNames(std::vector<const char*> &OptionNames) {
// If there has been no argstr specified, that means that we need to add an
// argument for every possible option. This ensures that our options are
else
ArgVal = ArgName;
- for (unsigned i = 0, e = Values.size(); i != e; ++i)
+ for (unsigned i = 0, e = static_cast<unsigned>(Values.size());
+ i != e; ++i)
if (ArgVal == Values[i].first) {
V = Values[i].second.first;
return false;
return ValueRequired;
}
- void getExtraOptionNames(std::vector<const char*> &OptionNames) {}
+ void getExtraOptionNames(std::vector<const char*> &) {}
- void initialize(Option &O) {}
+ void initialize(Option &) {}
// Return the width of the option tag for printing...
- unsigned getOptionWidth(const Option &O) const;
+ size_t getOptionWidth(const Option &O) const;
// printOptionInfo - Print out information about this option. The
// to-be-maintained width is specified.
//
- void printOptionInfo(const Option &O, unsigned GlobalWidth) const;
+ void printOptionInfo(const Option &O, size_t GlobalWidth) const;
// getValueName - Overload in subclass to provide a better default value.
virtual const char *getValueName() const { return "value"; }
// getValueName - Do not print =<value> at all.
virtual const char *getValueName() const { return 0; }
-
+
// An out-of-line virtual method to provide a 'home' for this class.
virtual void anchor();
};
EXTERN_TEMPLATE_INSTANTIATION(class basic_parser<bool>);
+//--------------------------------------------------
+// parser<boolOrDefault>
+enum boolOrDefault { BOU_UNSET, BOU_TRUE, BOU_FALSE };
+template<>
+class parser<boolOrDefault> : public basic_parser<boolOrDefault> {
+public:
+ // parse - Return true on error.
+ bool parse(Option &O, const char *ArgName, const std::string &Arg,
+ boolOrDefault &Val);
+
+ enum ValueExpected getValueExpectedFlagDefault() const {
+ return ValueOptional;
+ }
+
+ // getValueName - Do not print =<value> at all.
+ virtual const char *getValueName() const { return 0; }
+
+ // An out-of-line virtual method to provide a 'home' for this class.
+ virtual void anchor();
+};
+
+EXTERN_TEMPLATE_INSTANTIATION(class basic_parser<boolOrDefault>);
//--------------------------------------------------
// parser<int>
class parser<std::string> : public basic_parser<std::string> {
public:
// parse - Return true on error.
- bool parse(Option &O, const char *AN, const std::string &Arg,
+ bool parse(Option &, const char *, const std::string &Arg,
std::string &Value) {
Value = Arg;
return false;
}
// Forward printing stuff to the parser...
- virtual unsigned getOptionWidth() const {return Parser.getOptionWidth(*this);}
- virtual void printOptionInfo(unsigned GlobalWidth) const {
+ virtual size_t getOptionWidth() const {return Parser.getOptionWidth(*this);}
+ virtual void printOptionInfo(size_t GlobalWidth) const {
Parser.printOptionInfo(*this, GlobalWidth);
}
// One option...
template<class M0t>
- opt(const M0t &M0) : Option(Optional | NotHidden) {
+ explicit opt(const M0t &M0) : Option(Optional | NotHidden) {
apply(M0, this);
done();
}
virtual void getExtraOptionNames(std::vector<const char*> &OptionNames) {
return Parser.getExtraOptionNames(OptionNames);
}
-
+
virtual bool handleOccurrence(unsigned pos, const char *ArgName,
const std::string &Arg) {
typename ParserClass::parser_data_type Val =
}
// Forward printing stuff to the parser...
- virtual unsigned getOptionWidth() const {return Parser.getOptionWidth(*this);}
- virtual void printOptionInfo(unsigned GlobalWidth) const {
+ virtual size_t getOptionWidth() const {return Parser.getOptionWidth(*this);}
+ virtual void printOptionInfo(size_t GlobalWidth) const {
Parser.printOptionInfo(*this, GlobalWidth);
}
// One option...
template<class M0t>
- list(const M0t &M0) : Option(ZeroOrMore | NotHidden) {
+ explicit list(const M0t &M0) : Option(ZeroOrMore | NotHidden) {
apply(M0, this);
done();
}
template<class DataType, class StorageClass>
class bits_storage {
unsigned *Location; // Where to store the bits...
-
+
template<class T>
static unsigned Bit(const T &V) {
unsigned BitPos = reinterpret_cast<unsigned>(V);
"line option with external storage!");
*Location |= Bit(V);
}
-
+
unsigned getBits() { return *Location; }
-
+
template<class T>
bool isSet(const T &V) {
return (*Location & Bit(V)) != 0;
};
-// Define how to hold bits. Since we can inherit from a class, we do so.
+// Define how to hold bits. Since we can inherit from a class, we do so.
// This makes us exactly compatible with the bits in all cases that it is used.
//
template<class DataType>
class bits_storage<DataType, bool> {
unsigned Bits; // Where to store the bits...
-
+
template<class T>
static unsigned Bit(const T &V) {
unsigned BitPos = reinterpret_cast<unsigned>(V);
"enum exceeds width of bit vector!");
return 1 << BitPos;
}
-
+
public:
template<class T>
void addValue(const T &V) {
Bits |= Bit(V);
}
-
+
unsigned getBits() { return Bits; }
-
+
template<class T>
bool isSet(const T &V) {
return (Bits & Bit(V)) != 0;
virtual void getExtraOptionNames(std::vector<const char*> &OptionNames) {
return Parser.getExtraOptionNames(OptionNames);
}
-
+
virtual bool handleOccurrence(unsigned pos, const char *ArgName,
const std::string &Arg) {
typename ParserClass::parser_data_type Val =
}
// Forward printing stuff to the parser...
- virtual unsigned getOptionWidth() const {return Parser.getOptionWidth(*this);}
- virtual void printOptionInfo(unsigned GlobalWidth) const {
+ virtual size_t getOptionWidth() const {return Parser.getOptionWidth(*this);}
+ virtual void printOptionInfo(size_t GlobalWidth) const {
Parser.printOptionInfo(*this, GlobalWidth);
}
// One option...
template<class M0t>
- bits(const M0t &M0) : Option(ZeroOrMore | NotHidden) {
+ explicit bits(const M0t &M0) : Option(ZeroOrMore | NotHidden) {
apply(M0, this);
done();
}
class alias : public Option {
Option *AliasFor;
- virtual bool handleOccurrence(unsigned pos, const char *ArgName,
+ virtual bool handleOccurrence(unsigned pos, const char */*ArgName*/,
const std::string &Arg) {
return AliasFor->handleOccurrence(pos, AliasFor->ArgStr, Arg);
}
// Handle printing stuff...
- virtual unsigned getOptionWidth() const;
- virtual void printOptionInfo(unsigned GlobalWidth) const;
+ virtual size_t getOptionWidth() const;
+ virtual void printOptionInfo(size_t GlobalWidth) const;
void done() {
if (!hasArgStr())
// One option...
template<class M0t>
- alias(const M0t &M0) : Option(Optional | Hidden), AliasFor(0) {
+ explicit alias(const M0t &M0) : Option(Optional | Hidden), AliasFor(0) {
apply(M0, this);
done();
}
// aliasfor - Modifier to set the option an alias aliases.
struct aliasopt {
Option &Opt;
- aliasopt(Option &O) : Opt(O) {}
+ explicit aliasopt(Option &O) : Opt(O) {}
void apply(alias &A) const { A.setAliasFor(Opt); }
};
// exit is called.
struct extrahelp {
const char * morehelp;
- extrahelp(const char* help);
+ explicit extrahelp(const char* help);
};
void PrintVersionMessage();