| //===--- ModuleLoader.h - Module Loader Interface ---------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file defines the ModuleLoader interface, which is responsible for |
| // loading named modules. |
| // |
| //===----------------------------------------------------------------------===// |
| #ifndef LLVM_CLANG_LEX_MODULE_LOADER_H |
| #define LLVM_CLANG_LEX_MODULE_LOADER_H |
| |
| #include "clang/Basic/SourceLocation.h" |
| |
| namespace clang { |
| |
| class IdentifierInfo; |
| |
| /// \brief An opaque key that is used to describe the module and can be |
| /// interpreted by the module loader itself. |
| typedef void *ModuleKey; |
| |
| /// \brief Abstract interface for a module loader. |
| /// |
| /// This abstract interface describes a module loader, which is responsible |
| /// for resolving a module name (e.g., "std") to an actual module file, and |
| /// then loading that module. |
| class ModuleLoader { |
| public: |
| virtual ~ModuleLoader(); |
| |
| /// \brief Attempt to load the given module. |
| /// |
| /// This routine attempts to load the module described by the given |
| /// parameters. |
| /// |
| /// \param ImportLoc The location of the 'import' keyword. |
| /// \param ModuleName The name of the module to be loaded. |
| /// \param ModuleNameLoc The location of the module name. |
| /// |
| /// \returns If successful, a non-NULL module key describing this module. |
| /// Otherwise, returns NULL to indicate that the module could not be |
| /// loaded. |
| virtual ModuleKey loadModule(SourceLocation ImportLoc, |
| IdentifierInfo &ModuleName, |
| SourceLocation ModuleNameLoc) = 0; |
| }; |
| |
| } |
| |
| #endif |