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Implement windowsErrorString for WinRT

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FORMAT_MESSAGE_ALLOCATE_BUFFER isn't available for WinRT

Change-Id: Ib9cf2a11a4e84f3ff010665bd53b4ffb0d0bfcce
Reviewed-by: Andrew Knight <andrew.knight@digia.com>
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
This commit is contained in:
Oliver Wolff 2013-09-04 13:10:15 +02:00 committed by The Qt Project
parent cfc7cc39f9
commit 134a020e2a
1 changed files with 12 additions and 0 deletions
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12
src/corelib/kernel/qsystemerror.cpp
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@ -84,6 +84,7 @@ namespace {
static QString windowsErrorString(int errorCode) static QString windowsErrorString(int errorCode)
{ {
QString ret; QString ret;
#ifndef Q_OS_WINRT
wchar_t *string = 0; wchar_t *string = 0;
FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM, FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,
NULL, NULL,
@ -94,6 +95,17 @@ static QString windowsErrorString(int errorCode)
NULL); NULL);
ret = QString::fromWCharArray(string); ret = QString::fromWCharArray(string);
LocalFree((HLOCAL)string); LocalFree((HLOCAL)string);
#else
wchar_t errorString[1024];
FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM,
NULL,
errorCode,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPWSTR)&errorString,
sizeof(errorString)/sizeof(wchar_t),
NULL);
ret = QString::fromWCharArray(errorString);
#endif // Q_OS_WINRT
if (ret.isEmpty() && errorCode == ERROR_MOD_NOT_FOUND) if (ret.isEmpty() && errorCode == ERROR_MOD_NOT_FOUND)
ret = QString::fromLatin1("The specified module could not be found."); ret = QString::fromLatin1("The specified module could not be found.");