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(Fw32_set_clipboard_data): Get sequence number after closing the clipboard.

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Jason Rumney 2004-04-18 18:34:03 +00:00
parent b7e85537d8
commit 6383ca22fc
1 changed files with 9 additions and 2 deletions
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11
src/w32select.c
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@ -259,11 +259,18 @@ DEFUN ("w32-set-clipboard-data", Fw32_set_clipboard_data,
ok = EmptyClipboard () && SetClipboardData (CF_TEXT, htext);
CloseClipboard ();
/* Common sense says to read the sequence number inside the
OpenClipboard/ CloseClipboard block to avoid race conditions
where another app puts something on the clipboard straight after
us. But experience suggests that the sequence number from the
SetClipboardData is not allocated until we close the clipboard!
Since clipboard operations are normally user-driven, the race
condition is probably not going to really happen. */
if (clipboard_sequence_fn)
last_clipboard_sequence_number = clipboard_sequence_fn ();
CloseClipboard ();
if (ok) goto done;
error: