Beefy Boxes and Bandwidth Generously Provided by pair Networks
Problems? Is your data what you think it is?
 
PerlMonks  

Re^4: IO::Handle read error description?

by vsespb (Hermit)
on Apr 28, 2010 at 18:56 UTC ( #837371=note: print w/ replies, xml ) Need Help??


in reply to Re^3: IO::Handle read error description?
in thread IO::Handle read error description?

I was thinking sysread(... 4096 ... will block until read all 4096 bytes...


Comment on Re^4: IO::Handle read error description?
Re^5: IO::Handle read error description?
by ikegami (Pope) on Apr 28, 2010 at 19:44 UTC
    It will return whatever bytes are available.
    $ perl -e'$|=1; print "a"; print "b"; sleep 1; print "c"' | \ perl -le'print "[$buf]" while sysread(STDIN, $buf="", 4096);' [ab] [c]

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://837371]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others imbibing at the Monastery: (4)
As of 2014-09-21 03:16 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?

    How do you remember the number of days in each month?











    Results (166 votes), past polls