forked from OSchip/llvm-project
47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
//===--- ToolOutputFile.cpp - Implement the ToolOutputFile class --------===//
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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 implements the ToolOutputFile class.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Support/ToolOutputFile.h"
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/Signals.h"
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using namespace llvm;
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ToolOutputFile::CleanupInstaller::CleanupInstaller(StringRef Filename)
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: Filename(Filename), Keep(false) {
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// Arrange for the file to be deleted if the process is killed.
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if (Filename != "-")
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sys::RemoveFileOnSignal(Filename);
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}
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ToolOutputFile::CleanupInstaller::~CleanupInstaller() {
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// Delete the file if the client hasn't told us not to.
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if (!Keep && Filename != "-")
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sys::fs::remove(Filename);
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// Ok, the file is successfully written and closed, or deleted. There's no
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// further need to clean it up on signals.
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if (Filename != "-")
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sys::DontRemoveFileOnSignal(Filename);
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}
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ToolOutputFile::ToolOutputFile(StringRef Filename, std::error_code &EC,
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sys::fs::OpenFlags Flags)
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: Installer(Filename), OS(Filename, EC, Flags) {
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// If open fails, no cleanup is needed.
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if (EC)
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Installer.Keep = true;
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}
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ToolOutputFile::ToolOutputFile(StringRef Filename, int FD)
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: Installer(Filename), OS(FD, true) {}
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