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windows rawinput: allow nameless input devices

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hap 2015-10-26 04:38:18 +01:00
parent 1e2904037e
commit 0095fa01e6
1 changed files with 4 additions and 4 deletions
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8
src/osd/windows/input.c
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@ -1826,13 +1826,13 @@ static device_info *rawinput_device_create(running_machine &machine, device_info
{
device_info *devinfo = NULL;
TCHAR *tname = NULL;
INT name_length;
INT name_length = 0;
// determine the length of the device name, allocate it, and fetch it
// determine the length of the device name, allocate it, and fetch it if not nameless
if ((*get_rawinput_device_info)(device->hDevice, RIDI_DEVICENAME, NULL, &name_length) != 0)
goto error;
tname = global_alloc_array(TCHAR, name_length);
if ((*get_rawinput_device_info)(device->hDevice, RIDI_DEVICENAME, tname, &name_length) == -1)
tname = global_alloc_array_clear(TCHAR, name_length+1);
if (name_length != 1 && (*get_rawinput_device_info)(device->hDevice, RIDI_DEVICENAME, tname, &name_length) == -1)
goto error;
// if this is an RDP name, skip it