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Code Issues Releases Activity

when CreateProcess fails, show the reason why

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This commit is contained in:
Eric Milkie 2011-11-22 16:38:46 -05:00
parent 08eb8c26f2
commit 9a1d95efb4
1 changed files with 14 additions and 2 deletions
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16
shell/shell_utils.cpp
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@ -530,10 +530,22 @@ namespace mongo {
ZeroMemory(&pi, sizeof(pi));
bool success = CreateProcess( NULL, args_tchar.get(), NULL, NULL, true, 0, NULL, NULL, &si, &pi) != 0;
{
if (!success) {
LPSTR lpMsgBuf=0;
DWORD dw = GetLastError();
FormatMessageA(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
dw,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPSTR)&lpMsgBuf,
0, NULL );
stringstream ss;
ss << "couldn't start process " << argv_[0];
ss << "couldn't start process " << argv_[0] << "; " << lpMsgBuf;
uassert(14042, ss.str(), success);
LocalFree(lpMsgBuf);
}
CloseHandle(pi.hThread);