clang-tools  14.0.0git
PathConfig.cpp
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1 //===-- PathConfig.cpp - Process paths of symbols ---------------*- C++ -*-===//
2 //
3 //
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "PathConfig.h"
11 #include "llvm/ADT/SmallString.h"
12 #include "llvm/Support/Path.h"
13 
14 namespace clang {
15 namespace find_all_symbols {
16 
17 std::string getIncludePath(const SourceManager &SM, SourceLocation Loc,
19  llvm::StringRef FilePath;
20  // Walk up the include stack to skip .inc files.
21  while (true) {
22  if (!Loc.isValid() || SM.isInMainFile(Loc))
23  return "";
24  FilePath = SM.getFilename(Loc);
25  if (FilePath.empty())
26  return "";
27  if (!FilePath.endswith(".inc"))
28  break;
29  FileID ID = SM.getFileID(Loc);
30  Loc = SM.getIncludeLoc(ID);
31  }
32 
33  if (Collector)
34  FilePath = Collector->getMappedHeader(FilePath);
35  SmallString<256> CleanedFilePath = FilePath;
36  llvm::sys::path::remove_dots(CleanedFilePath, /*remove_dot_dot=*/false);
37 
38  return std::string(CleanedFilePath.str());
39 }
40 
41 } // namespace find_all_symbols
42 } // namespace clang
Loc
SourceLocation Loc
Definition: KernelNameRestrictionCheck.cpp:45
clang::find_all_symbols::HeaderMapCollector
HeaderMappCollector collects all remapping header files.
Definition: HeaderMapCollector.h:22
clang::find_all_symbols::getIncludePath
std::string getIncludePath(const SourceManager &SM, SourceLocation Loc, const HeaderMapCollector *Collector)
This calculates the include path for Loc.
Definition: PathConfig.cpp:17
Collector
std::shared_ptr< SymbolCollector > Collector
Definition: SymbolCollectorTests.cpp:257
ID
static char ID
Definition: Logger.cpp:74
clang
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
Definition: ApplyReplacements.h:27
SM
const SourceManager & SM
Definition: IncludeCleaner.cpp:140
PathConfig.h