* Kenneth Wayne Culver <[EMAIL PROTECTED]> [011023 20:22] wrote: > While I've been coding for a long time, and am fairly decent at coding in > the kernel, I've never really had a chance to get into sockets > programming. So I thought I'd write a simple set of programs to see how > things work. From what I understand, when you read on a socket, you have > to do it in a loop because it won't block and wait for the total amount of > data specified, while write will not return until all specified data has > been written. My problem is that I've set up a read loop to read in chunks > that are the size of the recv/send buffers (16384 bytes) from the socket > (until the end of course, when it reads only what's left), then when I > write from one program to the socket for the other program to read, the > program that's writing exits with the message "broken pipe" while the > program that's reading doesn't think there was any error, reads the > amount of data it should have read (although I'm not sure if there's any > data there). Can anyone tell me what's going on?
You're getting SIGPIPE because the reader has closed the pipe you're trying to write to. See the signal/sigaction manpage on how to block/handle this signal. Get a copy of stevens. :) -- -Alfred Perlstein [[EMAIL PROTECTED]] 'Instead of asking why a piece of software is using "1970s technology," start asking why software is ignoring 30 years of accumulated wisdom.' http://www.morons.org/rants/gpl-harmful.php3 To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message