On Fri, Dec 4, 2009 at 10:20 AM, Luis Useche <use...@gmail.com> wrote: > On Fri, Dec 4, 2009 at 12:07 AM, Ted Unangst <ted.unan...@gmail.com> wrote: >> On Thu, Dec 3, 2009 at 11:47 PM, Dope Ice Apollyon the Third >> <kou...@gmail.com> wrote: >>> On Thu, Dec 3, 2009 at 10:57 PM, Luis Useche <use...@gmail.com> wrote: >>>> Hi Guys, >>>> >>>> I have been looking for information on how to do asynchronous I/Os in >>>> OBSD with no luck. The only thing I have found so far is the O_ASYNC >>>> flag in the fcntl syscall. I couldn't find any manual that talks about >>>> this. Is this functionality included in OBSD?. If so, where can I find >>>> information? >>>> >>> >>> Well, open(2) mentions "If the O_SYNC flag is set, all I/O operations >>> on the file will be done synchronously.", so I suppose we're supposed >>> to assume the default is O_ASYNC. But I suspect what you're really >>> looking for is select(2). >> >> He's probably looking for aio_read and aio_write and such, but as one >> can tell by the absence of man pages, they don't exist here. > > Exactly, I am more interested more in something close to aio_read & > aio_write. I was hoping there was some api I can use. Is there any > reason why POSIX aio does not exist in OBSD? Security reasons maybe? >
Not to disparage your choice of API, but you've got me wondering: does anyone actually use AIO? The best result I could find on koders.com was a line from nginx that called a function whose name ended in _aio. Everything else was just various other APIs that provide AIO as a backend. -Nick
