llvm-6502/include/llvm/CompilerDriver/Tool.h
Mikhail Glushenkov 67d985ffb2 Return -1 only on failure to execute a program.
Also fix some comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109499 91177308-0d34-0410-b5e6-96231b3b80d8
2010-07-27 11:19:36 +00:00

101 lines
3.5 KiB
C++

//===--- Tool.h - The LLVM Compiler Driver ----------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open
// Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Tool abstract base class - an interface to tool descriptions.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_INCLUDE_COMPILER_DRIVER_TOOL_H
#define LLVM_INCLUDE_COMPILER_DRIVER_TOOL_H
#include "llvm/CompilerDriver/Action.h"
#include "llvm/ADT/IntrusiveRefCntPtr.h"
#include "llvm/ADT/StringSet.h"
#include "llvm/System/Path.h"
#include <string>
#include <vector>
#include <utility>
namespace llvmc {
class LanguageMap;
typedef std::vector<std::pair<unsigned, std::string> > ArgsVector;
typedef std::vector<llvm::sys::Path> PathVector;
typedef std::vector<std::string> StrVector;
typedef llvm::StringSet<> InputLanguagesSet;
/// Tool - Represents a single tool.
class Tool : public llvm::RefCountedBaseVPTR<Tool> {
public:
virtual ~Tool() {}
/// GenerateAction - Generate an Action given particular command-line
/// options. Returns non-zero value on error.
virtual int GenerateAction (Action& Out,
const PathVector& inFiles,
const bool HasChildren,
const llvm::sys::Path& TempDir,
const InputLanguagesSet& InLangs,
const LanguageMap& LangMap) const = 0;
/// GenerateAction - Generate an Action given particular command-line
/// options. Returns non-zero value on error.
virtual int GenerateAction (Action& Out,
const llvm::sys::Path& inFile,
const bool HasChildren,
const llvm::sys::Path& TempDir,
const InputLanguagesSet& InLangs,
const LanguageMap& LangMap) const = 0;
virtual const char* Name() const = 0;
virtual const char** InputLanguages() const = 0;
virtual const char* OutputLanguage() const = 0;
virtual bool IsJoin() const = 0;
virtual bool WorksOnEmpty() const = 0;
protected:
/// OutFileName - Generate the output file name.
llvm::sys::Path OutFilename(const llvm::sys::Path& In,
const llvm::sys::Path& TempDir,
bool StopCompilation,
const char* OutputSuffix) const;
StrVector SortArgs(ArgsVector& Args) const;
};
/// JoinTool - A Tool that has an associated input file list.
class JoinTool : public Tool {
public:
void AddToJoinList(const llvm::sys::Path& P) { JoinList_.push_back(P); }
void ClearJoinList() { JoinList_.clear(); }
bool JoinListEmpty() const { return JoinList_.empty(); }
int GenerateAction(Action& Out,
const bool HasChildren,
const llvm::sys::Path& TempDir,
const InputLanguagesSet& InLangs,
const LanguageMap& LangMap) const {
return GenerateAction(Out, JoinList_, HasChildren, TempDir, InLangs,
LangMap);
}
// We shouldn't shadow base class's version of GenerateAction.
using Tool::GenerateAction;
private:
PathVector JoinList_;
};
}
#endif // LLVM_INCLUDE_COMPILER_DRIVER_TOOL_H