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//===- Arg.cpp - Argument Implementations ---------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/Option/Arg.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/Config/llvm-config.h"
#include "llvm/Option/ArgList.h"
#include "llvm/Option/Option.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/InterleavedRange.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),
IgnoredTargetSpecific(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),
IgnoredTargetSpecific(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),
IgnoredTargetSpecific(false), OwnsValues(false) {
Values.push_back(Value0);
Values.push_back(Value1);
}
Arg::~Arg() {
if (OwnsValues) {
for (const char *V : Values)
delete[] V;
}
}
void Arg::print(raw_ostream& O) const {
O << "<Opt:";
Opt.print(O, /*AddNewLine=*/false);
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 {
if (Alias)
return Alias->getAsString(Args);
SmallString<256> Res;
raw_svector_ostream OS(Res);
ArgStringList ASL;
render(Args, ASL);
OS << llvm::interleaved(ASL, " ");
return std::string(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;
raw_svector_ostream OS(Res);
OS << getSpelling() << llvm::interleaved(getValues(), ",");
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;
}
}
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