1
vote
2answers
136 views

re-create new link and remove the old link on one command

according to ln manual page: man ln -f, --force remove existing destination files so as I understand if I want to re-create new link to some destination directory/file I can ...
-2
votes
1answer
96 views

case + how to implement equal or less or greater in case syntax

my target is to verify the range of number with (only with - case + esac ) , and print the range so for example if number is between 0-80 , case will print >=0<=80 or if range is ...
1
vote
2answers
420 views

how to see process status with full details

I run the script - my_script.ksh as process with 5 long arguments on my solaris/linux machine ( example 1 ) , Later I verify the process by ps -ef | grep my_script.ksh I don't understand ...
10
votes
4answers
18k views

How do I sleep for a millisecond in bash or ksh

sleep is a very popular command and we can start sleep from 1 second # wait one second please sleep 1 but what the alternative if I need to wait only 0.1 second or between 0.1 to 1 ...
-1
votes
2answers
184 views

shell: create Shortcut command (alias or function) for working with IP address as arguments

I am not sure if I performed the following illegal or true but what I need is - to create set of ready commands so if I need to use , for example to match IP address with 4 octet I can use the ...
-1
votes
1answer
308 views

linux + print message on the screen after login to linux machine

I have linux machine red-hat 5.1 I want to write ksh/bash script that perform the following Each time that someone login to the linux machine then he will get the following message on the screen ...
-1
votes
3answers
170 views

linux + generate new file with specific structure from text file what the best option

in my Linux machine I have the file orig-file.txt this file include now 4 fields but they could be less or more ( this file generate by other application ) I need advice - what the best option to ...
3
votes
1answer
167 views

shell script (KSH) + set file to param & perform test between param and string

in my linux machine red-hat 5.1 - in ppp file - I have only the signature.pl string !!! remark - third application write the signature.pl string in to ppp file I set ppp file in $a param And ...
0
votes
1answer
177 views

Lock down Solaris Shell Changing for normal users

I have a few dozen Solaris(5.10) boxes. By default, they are using ksh as the shell. Only a few users have sudo privileges. The rest do not. I don't want my regular users changing to another shell. ...
0
votes
1answer
162 views

ksh + print the last value from parameter ( as $_ in perl)

I need advice - how to print the same last value in ksh scripts without to print param argument for example in perl last value is $_ , but we not have this option in ksh script example - of ksh ...
0
votes
1answer
251 views

linux + run script on other shell because script stuck - not return to linux prompt

In my Linux machine I have binary script (called transferNames.bin ) The problem is that when I run transferNames.bin with & script stuck and not returns to Linux prompt “#”, even if I wait 1 day ...
1
vote
1answer
105 views

shell script + add inside the script PATH for standard output

Usually if we want to redirect script output to file we simply do /etc/create_connection.sh > file.debug.txt Or /etc/create_connection.sh | tee –a file.debug.txt But What I want is ...
3
votes
2answers
1k views

Preventing bash (and ksh) history alteration in Linux

From the looks of things, fixing ksh to make history alteration impossible is fairly easy. I've seen all the recommendations to make HIST* environment variables read-only, and the use of chattr to ...
5
votes
6answers
2k views

how do I make solaris shell more familiar for a linux user? [closed]

I've been a linux user for years. Very used to the bash shell, used to linux shell key mappings that come with most mainstream distros. I'm also a happy vim user in linux & love my arrow keys. ...
1
vote
3answers
1k views

Providing command line arguments for an executable through a shell script

Suppose I have an executable xyz that takes a variable number of command-line arguments, and a wrapper Korn shell script xyz.ksh. Is there an easy way to pass all of the shell script arguments as-is ...