I am taking a class in UNIX and have written a script that needs to countdown from a number that is read in from the keyboard to zero. If no number is given the start of the countdown should default to 10.
I can't get this to do the default
#! /bin/sh
echo Enter a number here to countdown... (2 Replies)
I am looking for a way to display on a single line, a running countdown for a given amount of time in a terminal using a bash script.
I am looking for this to use as part of a larger bash script that captures Video. The script sets up a bunch of parameters for DVgrab, and one of the parameters... (11 Replies)
Hi guys, I've found two nifty little scripts on these forums one which detects if the F5 key has been pressed:
#/bin/sh
_key()
{
local kp
ESC=$'\e'
_KEY=
read -d '' -sn1 _KEY
case $_KEY in
"$ESC")
while read -d '' -sn1 -t1 kp
do
_KEY=$_KEY$kp
... (0 Replies)
Hi all,
Does anyone know of any FUN countdown script that I can use for my script? At the moment, am just using sleep 10 or more and then print stuff into the screen to allow more time for the user to decide whether they want to continue running the script or abort?
Just thought of wanting... (3 Replies)
Hello, I have another problem with my script - I would like to have a countdown timer visible on the screen, and at the same time, I want te be able to do something else. And when the time runs out, I need to know about that inside the script somehow and do some action. I guess that would require 2... (3 Replies)
In the below bash when the perl is it possible to hide the commands from running on screen and display a process countdown?
For example, on the cygwin screen now the user sees each process in the command running as running protocol refGene, running protocol popfreq_all, etc... Could a... (0 Replies)
Hello. I am pretty new to unix and shell scripting and I was wondering if there might be a way to banner a countdown timer inside a script. We currently have an existing script that does a 2 minute sleep but thought it might be fun to actually make it banner a countdown timer until it is finished.... (3 Replies)
Discussion started by: thumbelina
3 Replies
LEARN ABOUT HPUX
mktimer
mktimer(3C)mktimer(3C)NAME
mktimer - allocate a per-process timer
SYNOPSIS DESCRIPTION
The function is used to allocate a per-process timer using the specified system-wide clock as the timing base. returns an unique timer ID
of type used to identify the timer in timer requests (see gettimer(3C)). specifies the system-wide clock to be used as the timing base for
the new timer. specifies the mechanism by which the process is to be notified when the timer expires.
supports one per-process timer with a of and of
If is the system causes a signal to be sent to the process whenever the timer expires.
For the machine-dependent clock resolution and maximum value are and seconds, respectively. These constants are defined in
RETURN VALUE
Upon successful completion, returns a which can be passed to the per_process timer calls. If unsuccessful, returns a value of and sets to
indicate the error.
ERRORS
fails if any of the following conditions are encountered:
[EAGAIN] The calling process has already allocated all of the timers it is allowed.
[EINVAL] is not defined, or does not allow the specified notification mechanism.
FILES
SEE ALSO
timers(2), getclock(3C), gettimer(3C), reltimer(3C), rmtimer(3C), setclock(3C), thread_safety(5).
STANDARDS CONFORMANCE mktimer(3C)