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Code Issues Releases Activity

Stop rawhid (Windows) from logging a debug message because it can't open

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all my input devices for writing. And also swap logging statements, so
that we do qDebug after GetLastError, since qDebug seems to wipe the
last error code.


git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@1497 ebee16cc-31ac-478f-84a7-5cbb03baadba
This commit is contained in:
cranphin 2010-09-01 18:49:18 +00:00 committed by cranphin
parent 86820456b3
commit 65c832da35
1 changed files with 13 additions and 4 deletions
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17
ground/src/plugins/rawhid/pjrc_rawhid_win.cpp
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@ -133,14 +133,23 @@ int pjrc_rawhid::open(int max, int vid, int pid, int usage_page, int usage)
OPEN_EXISTING,
FILE_FLAG_OVERLAPPED,
NULL);
if( GetLastError() != ERROR_SUCCESS )
if( h == INVALID_HANDLE_VALUE )
{
qDebug("Problem openning handle");
print_win32_err();
// I get ERROR_ACCESS_DENIED with most/all my input devices (mice/trackballs/tablet).
// Let's not log it :)
if(GetLastError() == ERROR_ACCESS_DENIED) {
free(details);
continue;
}
// qDebug wipes the GetLastError() it seems, so do that after print_win32_err().
print_win32_err();
qDebug() << "Problem opening handle, path: " << QString().fromWCharArray(details->DevicePath);
free(details);
continue;
}
free(details);
if (h == INVALID_HANDLE_VALUE) continue;
attrib.Size = sizeof(HIDD_ATTRIBUTES);
ret = HidD_GetAttributes(h, &attrib);
//printf("vid: %4x\n", attrib.VendorID);