Hi,
I'm back!
Ok, I'm trying to use a variable with a value of a unix command.
So when I try a=`ls`, then echo $a I get the correct answer.
But when I try it with a pipe:
a=`ls | wc -c`, then echo $a I get:
filename: a: command not found
I've tried so many ways I presumme it's the pipe... (1 Reply)
I have this idea.
I have a variable for the start of someones log in time,
(start=`who am i | cut -c30-34`)
and a variable for the log out time or present time,
(end=`date | cut -c12-16`)
but how do I go about subtracting them to get the total log in time.
I've tried adding a another variable... (2 Replies)
A good place to start is simple variable passing....
Passing variables from one script to another
The next level is passing a variable into a more complex command such as using a variable in a sed command. There are some simple quoting techniques that are very general. These are mentioned... (0 Replies)
The script I am writing must be able to run several commands (tar, gzip etc) on filenames that are supplied by variables. I am unsure as to what syntax is required/ideal when referencing variables in filenames. The following is a sample command that I would like the script to execute:
tar cvf... (3 Replies)
Can I use my own variables within awk and sed for example:
I've written a while loop with a counter $i and I want to use the value of $i within sed and awk to edit certain lines of text within a data file.
I want to use :
sed '1s/$/texthere/g' data.csv
Like this:
sed '$is/$/$age/g' data.csv... (5 Replies)
This is going to be part of a longer script with more features, but I have boiled it down to the one thing that is presently stumping me. The goal is a script which checks for updates to web pages that can be run as a cron job. The script reads (from a tab-delim file) a URL, an MD5 digest, and an... (1 Reply)
Hi there
I found the Command to send commands to other servers like:
sv01> ssh user@sv02 'ps -ef'
But I cant use Variables from a script i want to execute on another server like:
sv01> ssh user@sv02 'cd $SCRIPTHOME'
although the variable is set on sv01.
How can I run commands on sv02 with... (2 Replies)
Hello I am hoping you may help.
I am not sure how to go about this exactly, I know the tools but not sure how to make them work together.
I have two SED commands that I would like to run in a shell script. I would like to take
the manual input of a user (types in when prompted) to be used... (4 Replies)
Hi All,
Seeking for your assistance on how to put in variables all the commands in /bin
config files: /home/test/config_file/config.cfg
cat /home/test/config_file/config.cfg
ECHO=/bin/echo
LS=/bin/lsMain script
cat test.sh
source=/home/test/config_file/config.cfg
ECHO=$ECHO
LS=$LS#i... (3 Replies)
Discussion started by: znesotomayor
3 Replies
LEARN ABOUT SUSE
splashy_update
SPLASHY_UPDATE(1) Splashy POSIX boot splash system SPLASHY_UPDATE(1)NAME
Splashy - a user-mode, POSIX and LSB compliant, boot splashing system for UNIX.
SYNOPSIS
splashy_update "<text>"
DESCRIPTION
Splashy displays an image and a progress bar at boot time. splashy_update is used to send commands to the running Splashy daemon. See
"COMMANDS" below to know which commands Splashy understands.
OPTIONS
text Sends text to Splashy socket.
COMMANDS
chroot <string>
<string> is a valid path to which Splashy will be chroot'd.
chvt <number>
Switch to vt <number>.
clear Clears the text box area.
CLEAR Same as "clrprint". For compatibility with usplash.
exit Exits Splashy server.
getstring <string>
Makes splashy prompt for a string. The first argument will be the prompt displayed.
getpass <string>
Same as getstring except that the characters typed will no be shown, like in a password box.
progress <number>
Updates the progress bar to <number>%, where N is a number between 0 and 100.
PROGRESS <number>
Same as "progress". For compatibility with usplash.
print <string>
Print <string> in the text box.
scroll <string>
Print <string> in the text box and scroll down.
repaint Redraw the background image.
TEXT <string>
Same as "print". For compatibility with usplash.
SCROLL <string>
Same as "scroll".
timeout <number>
Sets the amount of seconds splashy waits for new commands. If that time is exceeded, it exits.
QUIT Same as "exit". For compatibility with usplash.
RETURN CODES
1 cannot open the socket
2 cannot write to socket
3 invalid args
255 /etc/splashy does not exist
FILES
/etc/splashy/config.xml
Main configuration. defines how splashy should be setup.
SEE ALSO splashy(1), splashy_config(1), splashy-config.xml(5), splashy-theme.xml(5)AUTHORS
Andrew Williams <mistik1@geeksinthehood.net>
Luis Mondesi <lemsx1@gmail.com>
perl v5.12.1 2010-07-05 SPLASHY_UPDATE(1)