This really belongs on something like comp.lang.unix, but hey... In <[EMAIL PROTECTED]>, J. Seth Henry <[EMAIL PROTECTED]> typed: > In summary, can anyone help me write code that: > 1) puts my daemon to sleep, awaking only when either a timer has expired, > data has arrived one of the controlled serial ports, or the user has > invoked some interface from a script or command line utility.
Select on Posix. kqueue on FreeBSD is more flexible though. > 2) Daemonizes my program (dissasociating itself from the terminal) See the daemon function, though I'm not sure if it's posix-compliant. The man page describes what it does, though. > 3) Accepts commands and/or data from scripts or command line utilities. popen is the call you want. > 4) Call other programs, and pass them parameters. popen if you want to read their output or send them input. system if you don't. fork and exec* for absolute control. > 5) Read the system clock. time(3). <mike -- Mike Meyer <[EMAIL PROTECTED]> http://www.mired.org/consulting.html Independent WWW/Perforce/FreeBSD/Unix consultant, email for more information. To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-questions" in the body of the message