Re: Reading in real time from a file without pipes

2007-01-05 Thread Oliver Fromme
stop nor interfere normal log process) from another process in real time. How can I achieve it ? When on the command line, I do this using the program 'socat' (net/socat in ports). I.e. socat FILE:/var/log/messages,ignoreeof - How is that different from tail -f +1

Re: Reading in real time from a file without pipes

2007-01-04 Thread Matthew Hudson
) from another process in real time. How can I achieve it ? When on the command line, I do this using the program 'socat' (net/socat in ports). I.e. socat FILE:/var/log/messages,ignoreeof - This gives me the same sort of behavior as 'tail -f' except that it reads the entire file

Re: Reading in real time from a file without pipes

2007-01-04 Thread Stephen Montgomery-Smith
normal log process) from another process in real time. How can I achieve it ? When on the command line, I do this using the program 'socat' (net/socat in ports). I.e. socat FILE:/var/log/messages,ignoreeof - This gives me the same sort of behavior as 'tail -f' except that it reads

Reading in real time from a file without pipes

2006-12-11 Thread c0re dumped
Hello everyone, I wonder if is possible to read data from a certain file without using a pipe. Let me explain: I have a process already writing messages to a logfile. I want to read all written data (without neither stop nor interfere normal log process) from another process in real time

Re: Reading in real time from a file without pipes

2006-12-11 Thread Dan Nelson
) from another process in real time. How can I achieve it ? Take a look at how the tail command does it. You can either stat the file periodically then read the new data if you see the timestamp or size change (portable), or use a kqueue to get notified immediately of any updates (not portable

Re: Reading in real time from a file without pipes

2006-12-11 Thread Dan Nelson
In the last episode (Dec 11), c0re dumped said: Thanks Dan, But using tail I will have to use a pipe. That's just what I don't want. That other process what I'm referring to is a C program which I'm working on. I want to use some C function that allow me to do it (if such a function

Re: Real time privileges for non-root users

2006-06-27 Thread Yar Tikhiy
On Thu, Jun 22, 2006 at 03:47:44PM +0100, mal content wrote: Hello. Is it possible to grant real-time privileges to ordinary users (not root) under FreeBSD? I'm doing some audio work and I'd like to give real time privileges to my user id. While I can't think of an existing user-friendly

Real time privileges for non-root users

2006-06-22 Thread mal content
Hello. Is it possible to grant real-time privileges to ordinary users (not root) under FreeBSD? I'm doing some audio work and I'd like to give real time privileges to my user id. MC ___ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org

real time prio

2005-09-20 Thread mats . lindberg
Hi I'm having a combination of linux and freebsd OSes running a reltime system. On linux I use the sched_setscheduler together with raised priority to get realtime characteristics. I see that the same system calls are implemented in freebsd can I use the same approach or should the rtprio(1)

Re: Real Time FreeBSD?!!!

2004-01-20 Thread ogautherot
Hi Anubis and Den! Anubis, I've translated the questions into what I understood. Den, do not hesitate to complain if I had it wrong. I would guess the original message was: - what is the roadmap of FreeBSD (new features)? - (I let this one to authorized people :-) ) - How can a real-time

Real Time FreeBSD?!!!

2004-01-19 Thread sam Long
I have a system FreeBSD 5.1-p11. How will develop further FreeBSD? How real time is possible to make from FreeBSD operational system? I know, that in FreeBSD there are expansions real time of standard POSIX. I have a small kernel of system due to modules, but on how many stably such kernel? What

Re: Real Time FreeBSD?!!!

2004-01-19 Thread anubis
Dude, could you rephrase that? Its a bit hard to understand On Sun, 18 Jan 2004 04:09 pm, sam Long wrote: I have a system FreeBSD 5.1-p11. How will develop further FreeBSD? How real time is possible to make from FreeBSD operational system? I know, that in FreeBSD there are expansions real

Re: real time

2001-06-25 Thread Wes Peters
Joel Sherrill wrote: Wes Peters wrote: James Housley wrote: Wes Peters wrote: Charles: -Original Message- Joao Carlos [EMAIL PROTECTED] asked: Does FreeBSD has any related work about it as an real time operating system

Re: real time

2001-06-21 Thread Joel Sherrill
Wes Peters wrote: James Housley wrote: Wes Peters wrote: Charles: -Original Message- Joao Carlos [EMAIL PROTECTED] asked: Does FreeBSD has any related work about it as an real time operating system? Where can i find information

Re: real time

2001-06-21 Thread Dag-Erling Smorgrav
Joel Sherrill [EMAIL PROTECTED] writes: RTEMS is not pure-GPL -- it does allow binary redistribution. So does pure GPL, as long as you make the sources available. If you mean that you can redistribute (potentially modified) RTEMS binaries without providing the source code, then you've

Re: real time

2001-06-21 Thread Joel Sherrill
Dag-Erling Smorgrav wrote: Joel Sherrill [EMAIL PROTECTED] writes: RTEMS is not pure-GPL -- it does allow binary redistribution. So does pure GPL, as long as you make the sources available. If you mean that you can redistribute (potentially modified) RTEMS binaries without providing

Re: real time

2001-05-08 Thread Wes Peters
James Housley wrote: Wes Peters wrote: Charles: -Original Message- Joao Carlos [EMAIL PROTECTED] asked: Does FreeBSD has any related work about it as an real time operating system? Where can i find information about that ?? Here's one

RE: real time

2001-05-04 Thread Charles Randall
Here's one starting point, http://www.rtmx.com/ They offer extensions to OpenBSD. Charles -Original Message- From: Joao Carlos [mailto:[EMAIL PROTECTED]] Sent: Thursday, May 03, 2001 11:59 AM To: [EMAIL PROTECTED] Cc: [EMAIL PROTECTED] Subject: real time Does FreeBSD has any

Re: real time

2001-05-04 Thread Wes Peters
Charles: -Original Message- Joao Carlos [EMAIL PROTECTED] asked: Does FreeBSD has any related work about it as an real time operating system? Where can i find information about that ?? Here's one starting point, http://www.rtmx.com/ They offer extensions

Re: real time

2001-05-04 Thread James Housley
Wes Peters wrote: Charles: -Original Message- Joao Carlos [EMAIL PROTECTED] asked: Does FreeBSD has any related work about it as an real time operating system? Where can i find information about that ?? Here's one starting point, http://www.rtmx.com

real time

2001-05-03 Thread Joao Carlos
Does FreeBSD has any related work about it as an real time operating system? Where can i find information about that ?? --- Joao Carlos [EMAIL PROTECTED] To Unsubscribe: send mail to [EMAIL PROTECTED] with unsubscribe freebsd-hackers in the body of the message

optmizations/real time conditions

2001-01-10 Thread Jochen Kaiser
Hi ! I am working on some modifications in the netinet code. I therefore want as little intereferences/side affects as possible. I would like real time conditions ... but I think thats just an illusion :) However, I want to minimize the effects done by userland processes, getty,login,cron et

POSIX Real time extensions

2000-07-11 Thread Shane Nay
Curiousity strikes me: Is there any present plans to implement the posix realtime signal queues in the freeBSD kernel? I fear I'm not too up on this portion of developement, but I've been looking around to see if it's implemented and it looks like it's not the case. I'm writing some library

Re: POSIX Real time extensions

2000-07-11 Thread Alfred Perlstein
* Shane Nay [EMAIL PROTECTED] [000711 14:41] wrote: Curiousity strikes me: Is there any present plans to implement the posix realtime signal queues in the freeBSD kernel? I fear I'm not too up on this portion of developement, but I've been looking around to see if it's implemented and it

real time stuff

1999-05-13 Thread Greg Skafte
Even though its for linux, and linux is really a different animal, has anyone who is interested in realtime stuff looked at http://www.rtlinux.org they have a whack of patches against 2.0.36 and 2.2.1. -- Email: ska...@worldgate.com Voice: +780 413 1910Fax: +780 421 4929