[lkml]   [1998]   [Jun]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Thread implementations...
> On Sun, 21 Jun 1998, John Kodis wrote:
> > status = sys$qio(
> > READ_OPCODE, fd, buffer, sizeof(buffer),
> > get called with the ast_parameter in the context of the process that
> > posted the QIO. This provided a powerful and easy-to-use method of
> > dealing with async IO. It's one of the few VMS features that I wish
> > Unix supported.

This kind of asynchronous I/O is defined in the Posix RT specification
and should all be in glibc 2.1.x at some point (the 2.1.x kernel has
real time signals - which queue and contain one byte of data - the
C library can do the rest with clone() and signal handlers).

> Yep, this was very cool. I used it for great effect in a MUD game I wrote
> on VAX/VMS 5.1 yonks ago at university.

VaxMUD ?

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to

 \ /
  Last update: 2005-03-22 13:43    [W:0.157 / U:1.724 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site