LibTiff Mailing List
TIFF and LibTiff Mailing List Archive
February 2010
Previous Thread
Next Thread
Previous by Thread
Next by Thread
Previous by Date
Next by Date
Contact
The TIFF Mailing List Homepage
This list is run by Frank Warmerdam
Archive maintained by AWare Systems
Thread
2010.03.02 16:55 "Re: Patch for tif_unix.c", by Toby Thain
On 2-Mar-10, at 11:14 AM, Bob Friesenhahn wrote: > On Tue, 2 Mar 2010, Toby Thain wrote: > >> On 2-Mar-10, at 9:53 AM, Scott Ribe wrote: >> >>>> Unless I'm missing something. >>> >>> Yes, generally the correct response to EINTR is to retry, because >>> it is simply the result of the kernel dealing with a signal, and >>> not any kind of actual I/O failure. >> >> Right, but what was the intention of the signal? > > That is the crux of the matter. An application which handles > signals would need to have a way to abort all I/O loops if it wants > to quit (e.g. if the user hit ^C). Otherwise the program hangs and > the user becomes annoyed. That was my line of thinking. --Toby > Libtiff does not include such smarts. Everything becomes more > challenging if the application is threaded. > > Bob > -- > Bob Friesenhahn > bfriesen@simple.dallas.tx.us, http://www.simplesystems.org/users/ > bfriesen/ > GraphicsMagick Maintainer, http://www.GraphicsMagick.org/