1 //===--- ModuleLoader.h - Module Loader Interface ---------------*- C++ -*-===//
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 // This file defines the ModuleLoader interface, which is responsible for
11 // loading named modules.
13 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_CLANG_LEX_MODULE_LOADER_H
15 #define LLVM_CLANG_LEX_MODULE_LOADER_H
17 #include "clang/Basic/Module.h"
18 #include "clang/Basic/SourceLocation.h"
19 #include "llvm/ADT/ArrayRef.h"
25 /// \brief A sequence of identifier/location pairs used to describe a particular
26 /// module or submodule, e.g., std.vector.
27 typedef llvm::ArrayRef<std::pair<IdentifierInfo*, SourceLocation> >
30 /// \brief Abstract interface for a module loader.
32 /// This abstract interface describes a module loader, which is responsible
33 /// for resolving a module name (e.g., "std") to an actual module file, and
34 /// then loading that module.
37 virtual ~ModuleLoader();
39 /// \brief Attempt to load the given module.
41 /// This routine attempts to load the module described by the given
44 /// \param ImportLoc The location of the 'import' keyword.
46 /// \param Path The identifiers (and their locations) of the module
47 /// "path", e.g., "std.vector" would be split into "std" and "vector".
49 /// \param Visibility The visibility provided for the names in the loaded
52 /// \param IsInclusionDirective Indicates that this module is being loaded
53 /// implicitly, due to the presence of an inclusion directive. Otherwise,
54 /// it is being loaded due to an import declaration.
56 /// \returns If successful, returns the loaded module. Otherwise, returns
57 /// NULL to indicate that the module could not be loaded.
58 virtual Module *loadModule(SourceLocation ImportLoc, ModuleIdPath Path,
59 Module::NameVisibilityKind Visibility,
60 bool IsInclusionDirective) = 0;