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-rw-r--r--tools/CIndex/CIndexer.cpp154
1 files changed, 0 insertions, 154 deletions
diff --git a/tools/CIndex/CIndexer.cpp b/tools/CIndex/CIndexer.cpp
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--- a/tools/CIndex/CIndexer.cpp
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-//===- CIndex.cpp - Clang-C Source Indexing Library -----------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file implements the Clang-C Source Indexing library.
-//
-//===----------------------------------------------------------------------===//
-
-#include "CIndexer.h"
-
-#include "clang/AST/Decl.h"
-#include "clang/AST/DeclVisitor.h"
-#include "clang/AST/StmtVisitor.h"
-#include "clang/Basic/FileManager.h"
-#include "clang/Basic/SourceManager.h"
-#include "clang/Basic/Version.h"
-#include "clang/Sema/CodeCompleteConsumer.h"
-#include "llvm/ADT/StringExtras.h"
-#include "llvm/Config/config.h"
-#include "llvm/Support/Compiler.h"
-#include "llvm/Support/MemoryBuffer.h"
-#include "llvm/Support/raw_ostream.h"
-#include "llvm/System/Program.h"
-
-#include <cstdio>
-#include <vector>
-#include <sstream>
-
-#ifdef LLVM_ON_WIN32
-#include <windows.h>
-#else
-#include <dlfcn.h>
-#endif
-
-using namespace clang;
-
-const llvm::sys::Path& CIndexer::getClangPath() {
- // Did we already compute the path?
- if (!ClangPath.empty())
- return ClangPath;
-
- // Find the location where this library lives (libCIndex.dylib).
-#ifdef LLVM_ON_WIN32
- MEMORY_BASIC_INFORMATION mbi;
- char path[MAX_PATH];
- VirtualQuery((void *)(uintptr_t)clang_createTranslationUnit, &mbi,
- sizeof(mbi));
- GetModuleFileNameA((HINSTANCE)mbi.AllocationBase, path, MAX_PATH);
-
- llvm::sys::Path CIndexPath(path);
-
- CIndexPath.eraseComponent();
- CIndexPath.appendComponent("clang");
- CIndexPath.appendSuffix("exe");
- CIndexPath.makeAbsolute();
-#else
- // This silly cast below avoids a C++ warning.
- Dl_info info;
- if (dladdr((void *)(uintptr_t)clang_createTranslationUnit, &info) == 0)
- assert(0 && "Call to dladdr() failed");
-
- llvm::sys::Path CIndexPath(info.dli_fname);
-
- // We now have the CIndex directory, locate clang relative to it.
- CIndexPath.eraseComponent();
- CIndexPath.appendComponent("..");
- CIndexPath.appendComponent("bin");
- CIndexPath.appendComponent("clang");
-#endif
-
- // Cache our result.
- ClangPath = CIndexPath;
- return ClangPath;
-}
-
-std::string CIndexer::getClangResourcesPath() {
- llvm::sys::Path P = getClangPath();
-
- if (!P.empty()) {
- P.eraseComponent(); // Remove /clang from foo/bin/clang
- P.eraseComponent(); // Remove /bin from foo/bin
-
- // Get foo/lib/clang/<version>/include
- P.appendComponent("lib");
- P.appendComponent("clang");
- P.appendComponent(CLANG_VERSION_STRING);
- }
-
- return P.str();
-}
-
-static llvm::sys::Path GetTemporaryPath() {
- // FIXME: This is lame; sys::Path should provide this function (in particular,
- // it should know how to find the temporary files dir).
- std::string Error;
- const char *TmpDir = ::getenv("TMPDIR");
- if (!TmpDir)
- TmpDir = ::getenv("TEMP");
- if (!TmpDir)
- TmpDir = ::getenv("TMP");
- if (!TmpDir)
- TmpDir = "/tmp";
- llvm::sys::Path P(TmpDir);
- P.appendComponent("remap");
- if (P.makeUnique(false, &Error))
- return llvm::sys::Path("");
-
- // FIXME: Grumble, makeUnique sometimes leaves the file around!? PR3837.
- P.eraseFromDisk(false, 0);
-
- return P;
-}
-
-bool clang::RemapFiles(unsigned num_unsaved_files,
- struct CXUnsavedFile *unsaved_files,
- std::vector<std::string> &RemapArgs,
- std::vector<llvm::sys::Path> &TemporaryFiles) {
- for (unsigned i = 0; i != num_unsaved_files; ++i) {
- // Write the contents of this unsaved file into the temporary file.
- llvm::sys::Path SavedFile(GetTemporaryPath());
- if (SavedFile.empty())
- return true;
-
- std::string ErrorInfo;
- llvm::raw_fd_ostream OS(SavedFile.c_str(), ErrorInfo);
- if (!ErrorInfo.empty())
- return true;
-
- OS.write(unsaved_files[i].Contents, unsaved_files[i].Length);
- OS.close();
- if (OS.has_error()) {
- SavedFile.eraseFromDisk();
- return true;
- }
-
- // Remap the file.
- std::string RemapArg = unsaved_files[i].Filename;
- RemapArg += ';';
- RemapArg += SavedFile.str();
- RemapArgs.push_back("-Xclang");
- RemapArgs.push_back("-remap-file");
- RemapArgs.push_back("-Xclang");
- RemapArgs.push_back(RemapArg);
- TemporaryFiles.push_back(SavedFile);
- }
-
- return false;
-}
-
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