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bc4c8e8ac0
Eliminate exception throwing from Path::renamePathOnDisk and adjust its users correspondingly. llvm-svn: 29843
65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
//===- Win32/Win32.h - Common Win32 Include File ----------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by Jeff Cohen and is distributed under the
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// University of Illinois Open Source 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 things specific to Win32 implementations.
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//
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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//=== WARNING: Implementation here must contain only generic Win32 code that
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//=== is guaranteed to work on *all* Win32 variants.
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//===----------------------------------------------------------------------===//
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// Require at least Windows 2000 API.
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#define _WIN32_WINNT 0x0500
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#include "llvm/Config/config.h" // Get autoconf configuration settings
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#include "windows.h"
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#include <cassert>
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#include <string>
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inline bool GetError(const std::string &Prefix, std::string *Dest) {
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if (Dest == 0) return true;
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char *buffer = NULL;
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FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,
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NULL, GetLastError(), 0, (LPSTR)&buffer, 1, NULL);
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*Dest = Prefix + buffer;
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LocalFree(buffer);
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return true;
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}
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inline void ThrowError(const std::string& msg) {
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char *buffer = NULL;
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FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,
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NULL, GetLastError(), 0, (LPSTR)&buffer, 1, NULL);
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std::string s(msg);
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s += buffer;
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LocalFree(buffer);
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throw s;
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}
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inline bool MakeErrMsg(std::string* ErrMsg, const std::string& prefix) {
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if (!ErrMsg)
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return true;
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char *buffer = NULL;
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FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,
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NULL, GetLastError(), 0, (LPSTR)&buffer, 1, NULL);
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ErrMsg = prefix + buffer;
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LocalFree(buffer);
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return true;
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}
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inline void ThrowErrno(const std::string& prefix) {
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ThrowError(prefix + ": " + strerror(errno));
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}
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inline void MakeErrnoMsg(std::string* ErrMsg, const std::string & prefix) {
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MakeErrorMsg(prefix + ": " + strerror(errno));
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}
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