1 //===- Win32/Win32.h - Common Win32 Include File ----------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by Jeff Cohen and is distributed under the
6 // University of Illinois Open Source License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines things specific to Win32 implementations.
12 //===----------------------------------------------------------------------===//
14 //===----------------------------------------------------------------------===//
15 //=== WARNING: Implementation here must contain only generic Win32 code that
16 //=== is guaranteed to work on *all* Win32 variants.
17 //===----------------------------------------------------------------------===//
19 // Require at least Windows 2000 API.
20 #define _WIN32_WINNT 0x0500
22 #include "llvm/Config/config.h" // Get autoconf configuration settings
27 inline bool GetError(const std::string &Prefix, std::string *Dest) {
28 if (Dest == 0) return true;
30 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,
31 NULL, GetLastError(), 0, (LPSTR)&buffer, 1, NULL);
32 *Dest = Prefix + buffer;
37 inline void ThrowError(const std::string& msg) {
39 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,
40 NULL, GetLastError(), 0, (LPSTR)&buffer, 1, NULL);
47 inline bool MakeErrMsg(std::string* ErrMsg, const std::string& prefix) {
51 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,
52 NULL, GetLastError(), 0, (LPSTR)&buffer, 1, NULL);
53 ErrMsg = prefix + buffer;
58 inline void ThrowErrno(const std::string& prefix) {
59 ThrowError(prefix + ": " + strerror(errno));
62 inline void MakeErrnoMsg(std::string* ErrMsg, const std::string & prefix) {
63 MakeErrorMsg(prefix + ": " + strerror(errno));