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Fix a crash in wxExecute() in wxMSW too.

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Don't dereference potentially NULL wxProcess pointer unconditionally.

This should have been together with the changes of r73425, see #14931.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73426 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2013-01-21 11:28:50 +00:00
parent 27e8395ed0
commit b640fa17f3
1 changed files with 19 additions and 16 deletions
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35
src/msw/utilsexc.cpp
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@ -862,23 +862,26 @@ long wxExecute(const wxString& cmd, int flags, wxProcess *handler,
}
// Translate wxWidgets priority to Windows conventions.
unsigned prio = handler->GetPriority();
if ( prio <= 20 )
dwFlags |= IDLE_PRIORITY_CLASS;
else if ( prio <= 40 )
dwFlags |= BELOW_NORMAL_PRIORITY_CLASS;
else if ( prio <= 60 )
dwFlags |= NORMAL_PRIORITY_CLASS;
else if ( prio <= 80 )
dwFlags |= ABOVE_NORMAL_PRIORITY_CLASS;
else if ( prio <= 99 )
dwFlags |= HIGH_PRIORITY_CLASS;
else if ( prio <= 100 )
dwFlags |= REALTIME_PRIORITY_CLASS;
else
if ( handler )
{
wxFAIL_MSG(wxT("invalid value of thread priority parameter"));
dwFlags |= THREAD_PRIORITY_NORMAL;
unsigned prio = handler->GetPriority();
if ( prio <= 20 )
dwFlags |= IDLE_PRIORITY_CLASS;
else if ( prio <= 40 )
dwFlags |= BELOW_NORMAL_PRIORITY_CLASS;
else if ( prio <= 60 )
dwFlags |= NORMAL_PRIORITY_CLASS;
else if ( prio <= 80 )
dwFlags |= ABOVE_NORMAL_PRIORITY_CLASS;
else if ( prio <= 99 )
dwFlags |= HIGH_PRIORITY_CLASS;
else if ( prio <= 100 )
dwFlags |= REALTIME_PRIORITY_CLASS;
else
{
wxFAIL_MSG(wxT("invalid value of thread priority parameter"));
dwFlags |= NORMAL_PRIORITY_CLASS;
}
}
bool ok = ::CreateProcess