| //===- 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/ADT/SmallString.h" |
| #include "llvm/Config/llvm-config.h" |
| #include "llvm/Option/Arg.h" |
| #include "llvm/Option/ArgList.h" |
| #include "llvm/Option/Option.h" |
| #include "llvm/Support/Compiler.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 { |
| if (Alias) |
| return Alias->getAsString(Args); |
| |
| SmallString<256> Res; |
| 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 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(); |
| 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; |
| } |
| } |