1 //===- Arg.cpp - Argument Implementations ---------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "llvm/ADT/SmallString.h"
11 #include "llvm/Config/llvm-config.h"
12 #include "llvm/Option/Arg.h"
13 #include "llvm/Option/ArgList.h"
14 #include "llvm/Option/Option.h"
15 #include "llvm/Support/Compiler.h"
16 #include "llvm/Support/Debug.h"
17 #include "llvm/Support/raw_ostream.h"
20 using namespace llvm::opt;
22 Arg::Arg(const Option Opt, StringRef S, unsigned Index, const Arg *BaseArg)
23 : Opt(Opt), BaseArg(BaseArg), Spelling(S), Index(Index), Claimed(false),
26 Arg::Arg(const Option Opt, StringRef S, unsigned Index, const char *Value0,
28 : Opt(Opt), BaseArg(BaseArg), Spelling(S), Index(Index), Claimed(false),
30 Values.push_back(Value0);
33 Arg::Arg(const Option Opt, StringRef S, unsigned Index, const char *Value0,
34 const char *Value1, const Arg *BaseArg)
35 : Opt(Opt), BaseArg(BaseArg), Spelling(S), Index(Index), Claimed(false),
37 Values.push_back(Value0);
38 Values.push_back(Value1);
43 for (unsigned i = 0, e = Values.size(); i != e; ++i)
48 void Arg::print(raw_ostream& O) const {
54 O << " Index:" << Index;
57 for (unsigned i = 0, e = Values.size(); i != e; ++i) {
59 O << "'" << Values[i] << "'";
65 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
66 LLVM_DUMP_METHOD void Arg::dump() const { print(dbgs()); }
69 std::string Arg::getAsString(const ArgList &Args) const {
71 raw_svector_ostream OS(Res);
75 for (ArgStringList::iterator
76 it = ASL.begin(), ie = ASL.end(); it != ie; ++it) {
77 if (it != ASL.begin())
85 void Arg::renderAsInput(const ArgList &Args, ArgStringList &Output) const {
86 if (!getOption().hasNoOptAsInput()) {
91 Output.append(Values.begin(), Values.end());
94 void Arg::render(const ArgList &Args, ArgStringList &Output) const {
95 switch (getOption().getRenderStyle()) {
96 case Option::RenderValuesStyle:
97 Output.append(Values.begin(), Values.end());
100 case Option::RenderCommaJoinedStyle: {
101 SmallString<256> Res;
102 raw_svector_ostream OS(Res);
104 for (unsigned i = 0, e = getNumValues(); i != e; ++i) {
108 Output.push_back(Args.MakeArgString(OS.str()));
112 case Option::RenderJoinedStyle:
113 Output.push_back(Args.GetOrMakeJoinedArgString(
114 getIndex(), getSpelling(), getValue(0)));
115 Output.append(Values.begin() + 1, Values.end());
118 case Option::RenderSeparateStyle:
119 Output.push_back(Args.MakeArgString(getSpelling()));
120 Output.append(Values.begin(), Values.end());