Messages in this thread | | | Date | Mon, 25 Jan 1999 17:54:55 +0000 | From | Jamie Lokier <> | Subject | Re: User vs. Kernel (was: To be smug, or not to be smug, that isthe |
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Anthony Barbachan wrote:
> prereadlabel: > > if((bytesread = read(...)) == -1) > { > if(errno == EINTR) goto prereadlabel; > > // fatal read error handling code > } > > I dislike having to use a goto but its the cleanest method I've scene > that takes care of this problem.
I prefer:
do ret = read (...); while (ret == -1 && errno == EINTR);
if (ret == -1) { /* Handle real errors... */ }
Using your style of assigning in a conditional, this would be very compact:
while ((ret = read (...)) == -1 && errno == EINTR) ;
if (ret == -1) { /* Handle real errors... */ }
-- Jamie
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