diff options
Diffstat (limited to '3rdparty/lzma/CPP/Windows/ErrorMsg.cpp')
-rw-r--r-- | 3rdparty/lzma/CPP/Windows/ErrorMsg.cpp | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/3rdparty/lzma/CPP/Windows/ErrorMsg.cpp b/3rdparty/lzma/CPP/Windows/ErrorMsg.cpp new file mode 100644 index 00000000000..c9de4a6c0a7 --- /dev/null +++ b/3rdparty/lzma/CPP/Windows/ErrorMsg.cpp @@ -0,0 +1,66 @@ +// Windows/ErrorMsg.h + +#include "StdAfx.h" + +#ifndef _UNICODE +#include "../Common/StringConvert.h" +#endif + +#include "ErrorMsg.h" + +#ifndef _UNICODE +extern bool g_IsNT; +#endif + +namespace NWindows { +namespace NError { + +static bool MyFormatMessage(DWORD errorCode, UString &message) +{ + LPVOID msgBuf; + #ifndef _UNICODE + if (!g_IsNT) + { + if (::FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | + FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, + NULL, errorCode, 0, (LPTSTR) &msgBuf, 0, NULL) == 0) + return false; + message = GetUnicodeString((LPCTSTR)msgBuf); + } + else + #endif + { + if (::FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | + FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, + NULL, errorCode, 0, (LPWSTR) &msgBuf, 0, NULL) == 0) + return false; + message = (LPCWSTR)msgBuf; + } + ::LocalFree(msgBuf); + return true; +} + +UString MyFormatMessage(DWORD errorCode) +{ + UString m; + if (!MyFormatMessage(errorCode, m) || m.IsEmpty()) + { + char s[16]; + for (int i = 0; i < 8; i++) + { + unsigned t = errorCode & 0xF; + errorCode >>= 4; + s[7 - i] = (char)((t < 10) ? ('0' + t) : ('A' + (t - 10))); + } + s[8] = 0; + m.AddAscii("Error #"); + m.AddAscii(s); + } + else if (m.Len() >= 2 + && m[m.Len() - 1] == 0x0A + && m[m.Len() - 2] == 0x0D) + m.DeleteFrom(m.Len() - 2); + return m; +} + +}} |