How can I use a pipe operator in a variable: OPTION="| command"?
I have a string of commands I am piping some data through and I want to allow command line switches to select which commands are used. I want to do something like this:
Hi,
haven't found anything about this through searching, so may be a new topic:
when doing this:
set -o nounset
set -o errexit
find . -name "*.lib" | while read library; do
echo ${libary}
done
echo "after while"
I expect the script to exit within the while loop (because of nounset and... (6 Replies)
Hi,
I've got a ksh script that expects a file name as a parameter. The script in turn executes another command "sas", after assigning some environment variables, passing that file name down the line. From the command prompt, all works swell if I type "sasbatch filename".
However, if I try... (3 Replies)
Hi all,
I would like to replace some string in a text file by some string which would contains special characters like "/","\".
I.e. I have a text file with the statement contactperson somewhere in it.
Now I want to replace it by something else which includes special
characters like "/","\"
... (1 Reply)
Hallo,
i need a Prompting read in my script:
read -p "Enter your command: " command
But i always get this Error:
-p: is not an identifier
When I run these in c-shell i get this error
/usr/bin/read: read: bad option(s)
How can I use a Prompt in the read command? (9 Replies)
Hi
I am trying to figure out what the following line does, I work in ksh88:
] && LIST="$big $LIST"
Not sure what "-a" means in that case.
Thanks a lot for any advice -A (1 Reply)
Hi,
I have line in input file as below:
3G_CENTRAL;INDONESIA_(M)_TELKOMSEL;SPECIAL_WORLD_GRP_7_FA_2_TELKOMSEL
My expected output for line in the file must be :
"1-Radon1-cMOC_deg"|"LDIndex"|"3G_CENTRAL|INDONESIA_(M)_TELKOMSEL"|LAST|"SPECIAL_WORLD_GRP_7_FA_2_TELKOMSEL"
Can someone... (7 Replies)
Hi Guys,
I'm sorry but I can't find answer for this, what is the meaning of -s option in "if" statement on unix scipting. Please see sample below:
opath=/home/output
for i in N1 N2 N3 N4
do
echo $i
if
then
grep $i $opath/N5_CRAI > $opath/N5_$i.crai
chmod 777 $opath/N5_$i.crai
... (7 Replies)
I'm posting here as it didn't seem quite right in the hardware section (as it's LOM commands). My apologies if I have that wrong though :)
I've finally gotten round to configuring the LOM on my Netra X1, but I can't get it to change the hostname via the "set" command:
lom>show hostname... (2 Replies)
How to use "mailx" command to do e-mail reading the input file containing email address, where column 1 has name and column 2 containing “To” e-mail address
and column 3 contains “cc” e-mail address to include with same email.
Sample input file, email.txt
Below is an sample code where... (2 Replies)
Discussion started by: asjaiswal
2 Replies
LEARN ABOUT SUNOS
plymouth
PLYMOUTH(1) User Commands PLYMOUTH(1)NAME
plymouth - Send commands to plymouthd
SYNOPSIS
plymouth [OPTION...]
plymouth COMMAND [OPTION...]
DESCRIPTION
The plymouth sends commands to a running plymouthd. This is used during the boot process to control the display of the graphical boot
splash.
OPTIONS
The following options are understood. These options are supported for compatibility with the old rhgb-client interface, and have been
replaced by the commands that are described in the next section.
--help
Show summary of options.
--debug
Enable verbose debug logging.
--get-splash-plugin-path
Get directory where splash plugins are installed.
--newroot=[STRING]
Tell plymouthd that the new root filesystem is mounted.
--quit
Tell plymouthd to quit.
--ping
Check if plymouthd is running.
--has-active-vt
Check if plymouthd has an active vt.
--sysinit
Tell plymouthd root filesystem is mounted read-write.
--show-splash
Show the splash screen.
--hide-splash
Hide the splash screen.
--ask-for-password
Ask the user for a password.
--ignore-keystroke=[STRING]
Remove sensitivity to a keystroke.
--update=[STRING]
Tell plymouthd an update about boot progress.
--details
Tell plymouthd there were errors during boot.
--wait
Wait for plymouthd to quit.
COMMANDS
The following commands are understood:
change-mode OPTION
Change the operation mode.
--boot-up
Start the system up
--shutdown
Shutting the system up
--updates
Applying updates
system-update OPTION
Tell plymouthd about boot progress.
--progress=INTEGER
The percentage progress of the updates
update OPTION
Tell plymouthd about boot status changes.
--status=STRING
Tell plymouthd the current boot status
update-root-fs OPTION
Tell plymouthd about root filesystem changes.
--new-root-dir=STRING
Root filesystem is about to change
--read-write
Root filesystem is no longer read-only
show-splash
Tell plymouthd to show splash screen.
hide-splash
Tell plymouthd to hide splash screen.
ask-for-password OPTION
Ask the user for a password.
--command=STRING
Command to send password to via standard input
--prompt=STRING
Message to display when asking for password
--number-of-tries=INTEGER
Number of times to ask before giving up (requires --command)
--dont-pause-progress
Don't pause boot progress bar while asking
ask-question
Ask the user a question.
--command=STRING
Command to send the answer to via standard input
--prompt=STRING
Message to display when asking the question
--dont-pause-progress
Don't pause boot progress bar while asking
display-message OPTION
Display a message.
--text=STRING
The message text
hide-message OPTION
Hide a message.
--text=STRING
The message text
watch-keystroke OPTION
Become sensitive to a keystroke.
--command=STRING
Command to send keystroke to via standard input
--keys=STRING
Keys to become sensitive to
ignore-keystroke OPTION
Remove sensitivity to a keystroke.
--keys=STRING
Keys to remove sensitivitiy from
pause-progress
Pause boot progress bar.
unpause-progress
Unpause boot progress bar.
report-error
Tell plymouthd there were errors during boot.
deactivate
Tell plymouthd to deactivate.
reactivate
Tell plymouthd to reactivate.
quit OPTION
Tell plymouthd to quit.
--retain-splash
Don't explicitly hide boot splash on exit
SEE ALSO grub(8), plymouth(8), plymouthd(8), http://www.freedesktop.org/wiki/Software/Plymouth
plymouthPLYMOUTH(1)