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The patch is generated using this command: tools/clang/tools/extra/clang-tidy/tool/run-clang-tidy.py -fix \ -checks=-*,llvm-namespace-comment -header-filter='llvm/.*|clang/.*' \ llvm/lib/ Thanks to Eugene Kosov for the original patch! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@240137 91177308-0d34-0410-b5e6-96231b3b80d8
79 lines
2.6 KiB
C++
79 lines
2.6 KiB
C++
//===- llvm/Support/FileUtilities.h - File System Utilities -----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines a family of utility functions which are useful for doing
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// various things with files.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_SUPPORT_FILEUTILITIES_H
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#define LLVM_SUPPORT_FILEUTILITIES_H
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/Path.h"
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namespace llvm {
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/// DiffFilesWithTolerance - Compare the two files specified, returning 0 if
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/// the files match, 1 if they are different, and 2 if there is a file error.
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/// This function allows you to specify an absolute and relative FP error that
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/// is allowed to exist. If you specify a string to fill in for the error
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/// option, it will set the string to an error message if an error occurs, or
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/// if the files are different.
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///
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int DiffFilesWithTolerance(StringRef FileA,
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StringRef FileB,
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double AbsTol, double RelTol,
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std::string *Error = nullptr);
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/// FileRemover - This class is a simple object meant to be stack allocated.
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/// If an exception is thrown from a region, the object removes the filename
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/// specified (if deleteIt is true).
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///
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class FileRemover {
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SmallString<128> Filename;
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bool DeleteIt;
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public:
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FileRemover() : DeleteIt(false) {}
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explicit FileRemover(const Twine& filename, bool deleteIt = true)
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: DeleteIt(deleteIt) {
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filename.toVector(Filename);
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}
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~FileRemover() {
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if (DeleteIt) {
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// Ignore problems deleting the file.
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sys::fs::remove(Filename);
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}
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}
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/// setFile - Give ownership of the file to the FileRemover so it will
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/// be removed when the object is destroyed. If the FileRemover already
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/// had ownership of a file, remove it first.
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void setFile(const Twine& filename, bool deleteIt = true) {
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if (DeleteIt) {
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// Ignore problems deleting the file.
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sys::fs::remove(Filename);
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}
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Filename.clear();
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filename.toVector(Filename);
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DeleteIt = deleteIt;
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}
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/// releaseFile - Take ownership of the file away from the FileRemover so it
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/// will not be removed when the object is destroyed.
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void releaseFile() { DeleteIt = false; }
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};
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} // namespace llvm
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#endif
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