tools/llvmc/Configuration.h

   1 //===- Configuration.h - Configuration Data Mgmt ----------------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file was developed by Reid Spencer and is distributed under the
   6 // University of Illinois Open Source License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file declares the LLVMC_ConfigDataProvider class which implements the
  11 // generation of ConfigData objects for the CompilerDriver.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef LLVM_TOOLS_LLVMC_CONFIGDATA_H
  16 #define LLVM_TOOLS_LLVMC_CONFIGDATA_H
  17
  18 #include "CompilerDriver.h"
  19 #include <llvm/ADT/hash_map>
  20
  21 namespace llvm {
  22   /// This class provides the high level interface to the LLVM Compiler Driver.
  23   /// The driver's purpose is to make it easier for compiler writers and users
  24   /// of LLVM to utilize the compiler toolkits and LLVM toolset by learning only
  25   /// the interface of one program (llvmc).
  26   ///
  27   /// @see llvmc.cpp
  28   /// @brief The interface to the LLVM Compiler Driver.
  29   class LLVMC_ConfigDataProvider : public CompilerDriver::ConfigDataProvider {
  30     /// @name Constructor
  31     /// @{
  32     public:
  33       virtual ~LLVMC_ConfigDataProvider();
  34
  35     /// @name Methods
  36     /// @{
  37     public:
  38       /// @brief Provide the configuration data to the CompilerDriver.
  39       virtual CompilerDriver::ConfigData*
  40         ProvideConfigData(const std::string& filetype);
  41
  42       /// @brief Allow the configuration directory to be set
  43       virtual void setConfigDir(const sys::Path& dirName) {
  44         configDir = dirName;
  45       }
  46
  47     private:
  48       CompilerDriver::ConfigData* ReadConfigData(const std::string& ftype);
  49
  50     /// @}
  51     /// @name Data
  52     /// @{
  53     private:
  54       /// @brief This type is used internally to hold the configuration data.
  55       typedef hash_map<std::string,CompilerDriver::ConfigData*> ConfigDataMap;
  56       ConfigDataMap Configurations; ///< The cache of configurations
  57       sys::Path configDir;
  58     /// @}
  59   };
  60 }
  61
  62 #endif