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dockes 2008-11-18 13:51:09 +00:00
parent ec0b573ecd
commit 191d1492f8
1 changed files with 6 additions and 5 deletions
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src/utils/cancelcheck.h
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@ -16,7 +16,7 @@
*/ */
#ifndef _CANCELCHECK_H_INCLUDED_ #ifndef _CANCELCHECK_H_INCLUDED_
#define _CANCELCHECK_H_INCLUDED_ #define _CANCELCHECK_H_INCLUDED_
/* @(#$Id: cancelcheck.h,v 1.4 2008-11-18 13:24:43 dockes Exp $ (C) 2005 J.F.Dockes */ /* @(#$Id: cancelcheck.h,v 1.5 2008-11-18 13:51:09 dockes Exp $ (C) 2005 J.F.Dockes */
/** /**
@ -30,10 +30,11 @@
* interaction, if the worker takes too long. * interaction, if the worker takes too long.
* - The worker task calls checkCancel() at regular intervals, possibly as * - The worker task calls checkCancel() at regular intervals, possibly as
* a side-effect of some other progress-reporting call. If cancellation has * a side-effect of some other progress-reporting call. If cancellation has
* been requested, this will raise an exception. * been requested, this will raise an exception, to be catched and processed
* The worker routine must be exception-clean, and the caller should * wherever the worker was invoked.
* catch the CancelExcept exception. * Of course, the worker side must be exception-clean, but this otherwise avoids
* * having to set-up code to handle a special cancellation error along
* the whole worker call stack.
*/ */
class CancelExcept {}; class CancelExcept {};