blob: e416df6a38dc186cff0b064b60ad3523362e87c3 [file] [log] [blame]
//===--- Arg.cpp - Argument Implementations -------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/Option/Arg.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Option/ArgList.h"
#include "llvm/Option/Option.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
using namespace llvm::opt;
Arg::Arg(const Option Opt, StringRef S, unsigned Index, const Arg *BaseArg)
: Opt(Opt), BaseArg(BaseArg), Spelling(S), Index(Index), Claimed(false),
OwnsValues(false) {}
Arg::Arg(const Option Opt, StringRef S, unsigned Index, const char *Value0,
const Arg *BaseArg)
: Opt(Opt), BaseArg(BaseArg), Spelling(S), Index(Index), Claimed(false),
OwnsValues(false) {
Values.push_back(Value0);
}
Arg::Arg(const Option Opt, StringRef S, unsigned Index, const char *Value0,
const char *Value1, const Arg *BaseArg)
: Opt(Opt), BaseArg(BaseArg), Spelling(S), Index(Index), Claimed(false),
OwnsValues(false) {
Values.push_back(Value0);
Values.push_back(Value1);
}
Arg::~Arg() {
if (OwnsValues) {
for (unsigned i = 0, e = Values.size(); i != e; ++i)
delete[] Values[i];
}
}
void Arg::print(raw_ostream& O) const {
O << "<";
O << " Opt:";
Opt.print(O);
O << " Index:" << Index;
O << " Values: [";
for (unsigned i = 0, e = Values.size(); i != e; ++i) {
if (i) O << ", ";
O << "'" << Values[i] << "'";
}
O << "]>\n";
}
#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
LLVM_DUMP_METHOD void Arg::dump() const { print(dbgs()); }
#endif
std::string Arg::getAsString(const ArgList &Args) const {
SmallString<256> Res;
llvm::raw_svector_ostream OS(Res);
ArgStringList ASL;
render(Args, ASL);
for (ArgStringList::iterator
it = ASL.begin(), ie = ASL.end(); it != ie; ++it) {
if (it != ASL.begin())
OS << ' ';
OS << *it;
}
return OS.str();
}
void Arg::renderAsInput(const ArgList &Args, ArgStringList &Output) const {
if (!getOption().hasNoOptAsInput()) {
render(Args, Output);
return;
}
Output.append(Values.begin(), Values.end());
}
void Arg::render(const ArgList &Args, ArgStringList &Output) const {
switch (getOption().getRenderStyle()) {
case Option::RenderValuesStyle:
Output.append(Values.begin(), Values.end());
break;
case Option::RenderCommaJoinedStyle: {
SmallString<256> Res;
llvm::raw_svector_ostream OS(Res);
OS << getSpelling();
for (unsigned i = 0, e = getNumValues(); i != e; ++i) {
if (i) OS << ',';
OS << getValue(i);
}
Output.push_back(Args.MakeArgString(OS.str()));
break;
}
case Option::RenderJoinedStyle:
Output.push_back(Args.GetOrMakeJoinedArgString(
getIndex(), getSpelling(), getValue(0)));
Output.append(Values.begin() + 1, Values.end());
break;
case Option::RenderSeparateStyle:
Output.push_back(Args.MakeArgString(getSpelling()));
Output.append(Values.begin(), Values.end());
break;
}
}