Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 1 | //===--- Arg.cpp - Argument Implementations -----------------------------*-===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #include "clang/Driver/Arg.h" |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 11 | #include "clang/Driver/ArgList.h" |
Daniel Dunbar | f781c41 | 2009-03-04 23:02:50 +0000 | [diff] [blame] | 12 | #include "clang/Driver/Option.h" |
| 13 | #include "llvm/Support/raw_ostream.h" |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 14 | |
| 15 | using namespace clang::driver; |
| 16 | |
| 17 | Arg::Arg(ArgClass _Kind, const Option *_Opt, unsigned _Index) |
| 18 | : Kind(_Kind), |
| 19 | Opt(_Opt), |
Daniel Dunbar | 6d91b04 | 2009-03-18 02:57:50 +0000 | [diff] [blame] | 20 | Index(_Index), |
| 21 | Claimed(false) |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 22 | { |
| 23 | } |
| 24 | |
| 25 | Arg::~Arg() { } |
| 26 | |
Daniel Dunbar | f781c41 | 2009-03-04 23:02:50 +0000 | [diff] [blame] | 27 | void Arg::dump() const { |
| 28 | llvm::errs() << "<"; |
| 29 | switch (Kind) { |
| 30 | default: |
| 31 | assert(0 && "Invalid kind"); |
| 32 | #define P(N) case N: llvm::errs() << #N; break |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 33 | P(FlagClass); |
Daniel Dunbar | f781c41 | 2009-03-04 23:02:50 +0000 | [diff] [blame] | 34 | P(PositionalClass); |
| 35 | P(JoinedClass); |
| 36 | P(SeparateClass); |
| 37 | P(CommaJoinedClass); |
| 38 | P(JoinedAndSeparateClass); |
| 39 | #undef P |
| 40 | } |
| 41 | |
| 42 | llvm::errs() << " Opt:"; |
| 43 | Opt->dump(); |
| 44 | |
| 45 | llvm::errs() << " Index:" << Index; |
| 46 | |
Daniel Dunbar | bbf842b | 2009-03-04 23:22:02 +0000 | [diff] [blame] | 47 | if (isa<CommaJoinedArg>(this) || isa<SeparateArg>(this)) |
| 48 | llvm::errs() << " NumValues:" << getNumValues(); |
Daniel Dunbar | f781c41 | 2009-03-04 23:02:50 +0000 | [diff] [blame] | 49 | |
| 50 | llvm::errs() << ">\n"; |
Daniel Dunbar | f781c41 | 2009-03-04 23:02:50 +0000 | [diff] [blame] | 51 | } |
| 52 | |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 53 | FlagArg::FlagArg(const Option *Opt, unsigned Index) |
| 54 | : Arg(FlagClass, Opt, Index) { |
| 55 | } |
| 56 | |
| 57 | void FlagArg::render(const ArgList &Args, ArgStringList &Output) const { |
Daniel Dunbar | 21fd6ac | 2009-03-18 08:01:48 +0000 | [diff] [blame^] | 58 | Output.push_back(Args.getArgString(getIndex())); |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 59 | } |
| 60 | |
| 61 | const char *FlagArg::getValue(const ArgList &Args, unsigned N) const { |
| 62 | assert(0 && "Invalid index."); |
| 63 | return 0; |
| 64 | } |
| 65 | |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 66 | PositionalArg::PositionalArg(const Option *Opt, unsigned Index) |
| 67 | : Arg(PositionalClass, Opt, Index) { |
| 68 | } |
| 69 | |
| 70 | void PositionalArg::render(const ArgList &Args, ArgStringList &Output) const { |
Daniel Dunbar | 21fd6ac | 2009-03-18 08:01:48 +0000 | [diff] [blame^] | 71 | Output.push_back(Args.getArgString(getIndex())); |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 72 | } |
| 73 | |
| 74 | const char *PositionalArg::getValue(const ArgList &Args, unsigned N) const { |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 75 | assert(N < getNumValues() && "Invalid index."); |
| 76 | return Args.getArgString(getIndex()); |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 77 | } |
| 78 | |
| 79 | JoinedArg::JoinedArg(const Option *Opt, unsigned Index) |
| 80 | : Arg(JoinedClass, Opt, Index) { |
| 81 | } |
| 82 | |
| 83 | void JoinedArg::render(const ArgList &Args, ArgStringList &Output) const { |
Daniel Dunbar | 21fd6ac | 2009-03-18 08:01:48 +0000 | [diff] [blame^] | 84 | if (getOption().hasForceSeparateRender()) { |
| 85 | Output.push_back(getOption().getName()); |
| 86 | Output.push_back(getValue(Args, 0)); |
| 87 | } else { |
| 88 | Output.push_back(Args.getArgString(getIndex())); |
| 89 | } |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 90 | } |
| 91 | |
| 92 | const char *JoinedArg::getValue(const ArgList &Args, unsigned N) const { |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 93 | assert(N < getNumValues() && "Invalid index."); |
| 94 | // FIXME: Avoid strlen. |
| 95 | return Args.getArgString(getIndex()) + strlen(getOption().getName()); |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 96 | } |
| 97 | |
| 98 | CommaJoinedArg::CommaJoinedArg(const Option *Opt, unsigned Index, |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 99 | const char *Str) |
| 100 | : Arg(CommaJoinedClass, Opt, Index) { |
| 101 | const char *Prev = Str; |
| 102 | for (;; ++Str) { |
| 103 | char c = *Str; |
| 104 | |
| 105 | if (!c) { |
| 106 | if (Prev != Str) |
| 107 | Values.push_back(std::string(Prev, Str)); |
| 108 | break; |
| 109 | } else if (c == ',') { |
| 110 | if (Prev != Str) |
| 111 | Values.push_back(std::string(Prev, Str)); |
| 112 | Prev = Str + 1; |
| 113 | } |
| 114 | } |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 115 | } |
| 116 | |
| 117 | void CommaJoinedArg::render(const ArgList &Args, ArgStringList &Output) const { |
Daniel Dunbar | 21fd6ac | 2009-03-18 08:01:48 +0000 | [diff] [blame^] | 118 | Output.push_back(Args.getArgString(getIndex())); |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 119 | } |
| 120 | |
| 121 | const char *CommaJoinedArg::getValue(const ArgList &Args, unsigned N) const { |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 122 | assert(N < getNumValues() && "Invalid index."); |
| 123 | return Values[N].c_str(); |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 124 | } |
| 125 | |
Daniel Dunbar | f781c41 | 2009-03-04 23:02:50 +0000 | [diff] [blame] | 126 | SeparateArg::SeparateArg(const Option *Opt, unsigned Index, unsigned _NumValues) |
| 127 | : Arg(SeparateClass, Opt, Index), NumValues(_NumValues) { |
| 128 | } |
| 129 | |
| 130 | void SeparateArg::render(const ArgList &Args, ArgStringList &Output) const { |
Daniel Dunbar | 21fd6ac | 2009-03-18 08:01:48 +0000 | [diff] [blame^] | 131 | if (getOption().hasForceJoinedRender()) { |
| 132 | assert(getNumValues() == 1 && "Cannot force joined render with > 1 args."); |
| 133 | // FIXME: Avoid std::string. |
| 134 | std::string Joined(getOption().getName()); |
| 135 | Joined += Args.getArgString(getIndex()); |
| 136 | Output.push_back(Args.MakeArgString(Joined.c_str())); |
| 137 | } else { |
| 138 | Output.push_back(Args.getArgString(getIndex())); |
| 139 | for (unsigned i = 0; i < NumValues; ++i) |
| 140 | Output.push_back(Args.getArgString(getIndex() + 1 + i)); |
| 141 | } |
Daniel Dunbar | f781c41 | 2009-03-04 23:02:50 +0000 | [diff] [blame] | 142 | } |
| 143 | |
| 144 | const char *SeparateArg::getValue(const ArgList &Args, unsigned N) const { |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 145 | assert(N < getNumValues() && "Invalid index."); |
| 146 | return Args.getArgString(getIndex() + 1 + N); |
Daniel Dunbar | f781c41 | 2009-03-04 23:02:50 +0000 | [diff] [blame] | 147 | } |
| 148 | |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 149 | JoinedAndSeparateArg::JoinedAndSeparateArg(const Option *Opt, unsigned Index) |
| 150 | : Arg(JoinedAndSeparateClass, Opt, Index) { |
| 151 | } |
| 152 | |
| 153 | void JoinedAndSeparateArg::render(const ArgList &Args, |
| 154 | ArgStringList &Output) const { |
Daniel Dunbar | 21fd6ac | 2009-03-18 08:01:48 +0000 | [diff] [blame^] | 155 | Output.push_back(Args.getArgString(getIndex())); |
| 156 | Output.push_back(Args.getArgString(getIndex()) + 1); |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 157 | } |
| 158 | |
| 159 | const char *JoinedAndSeparateArg::getValue(const ArgList &Args, |
| 160 | unsigned N) const { |
Daniel Dunbar | 0648262 | 2009-03-05 06:38:47 +0000 | [diff] [blame] | 161 | assert(N < getNumValues() && "Invalid index."); |
Daniel Dunbar | ec29d36 | 2009-03-18 01:48:37 +0000 | [diff] [blame] | 162 | if (N == 0) |
| 163 | return Args.getArgString(getIndex()) + strlen(getOption().getName()); |
| 164 | return Args.getArgString(getIndex() + 1); |
Daniel Dunbar | fb36cae | 2009-03-04 22:37:52 +0000 | [diff] [blame] | 165 | } |