Messages in this thread | | | From | (Alan Cox) | Subject | Re: [RFC] Is sendmsg without data but with cmsg OK? | Date | Wed, 28 Oct 1998 20:13:53 +0000 (GMT) |
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> Not sure that I understood you right. Actually I found that > kuldge/feature/whatever when I wrote a testcase for bug in FreeBSD garbage > collector[1]. *BSD (at least FreeBSD and SunOS) allow sending such > messages.
Irix doesnt, quite a few sys5 ones dont.
> Do you mean that by portability reasons we should keep that as is, > maybe adding some flamage on return?
I mean apps should pass a byte of data anyway
> Hmm... I'll look through the code - probably the best thing to do would be > to postpone cmsgs till the next nonempty message / end of connection. What > do you think about that variant?
Still unpleasant. Suppose the pass expects a reply. Basically 0 length things to SOCK_STREAM = trouble in BSD socket API's.
Alan
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