Re: [boost] Non-blocking I/O

From: Beman Dawes (bdawes_at_[hidden])
Date: 2001-03-04 15:31:09

At 11:23 AM 3/4/2001 -0600, Ed Brey wrote:

 >Performance (in the sense used in this thread) is only one application 
for
 >non-blocking I/O.  The other major application is managing program flow
 >control.  Just as a programmer uses non-blocking sockets to avoid to
 >messing
 >with threads or having his application lock up while waiting for data,
 >non-blocking file I/O can be just as useful.  I can't tell you how many
 >times I've opened a file on a wide area network, only to have something 
go
 >wrong/slow, and cursed the application/OS designers for not using
 >non-blocking I/O, which would have allowed me to cancel or do something
 >else while I wait.

Good point.  Hopefully that will get captured for the Library's rationale.

--Beman