Read: illegal option -a

Author: ekfm

August undefined, 2024

WebYou should treat sh and bash as implementing separate languages, and use the correct interpreter for the script you're writing. In this case, you're using read with the -u option. … WebIn shell programming, we can read a line from standard input using the read command. The read command succeeds so long as a line can be read. If the input reaches end-of-file, however, the next read fails. This is exactly what happens in the cat command. This 'failure' status can be tested in a while statement like this:

Read: line 6: illegal option -e - UNIX

WebSep 25, 2024 · hello script.sh: 3: read: Illegal option -t script.sh: 4: script.sh: [ [: not found script.sh: 4: script.sh: [ [: not found But when I press on q button, it does not stop. It keeps running till I stop it using Ctrl + c. Any suggestions to fix this? bash scripts keyboard Share Improve this question Follow asked Sep 25, 2024 at 15:12 singrium WebThe -n option to read is a bash extension, not found in some other shells. If you got the error read: Illegal option -n, it means you didn't run the script under bash. It's most likely that you ran the script under /bin/sh, and /bin/sh is not bash but dash (the error message is the one dash produces). how to save a config file

Illegal option -r · Issue #1 · neurolabusc/fsl_sub · GitHub

WebHow to solve this problem "Illegal Option". I am just trying to read the password from command prompt that user should type with in 10 seconds, I am getting "read: Illegal … Web1 Answer Sorted by: 5 read is a bash builtin, that has a -n option. You are likely running dash which is a simpler shell, where read -n elicits that very error message. Note that your … WebMay 19, 2024 · In bash and ksh93, read -n N will read a specific number ( N) of characters (or bytes). Other shells, such as dash or ash (which serves as sh on FreeBSD) and pdksh (which is sh and ksh on OpenBSD), does not have a read that has this option. The tcsh and csh shells on FreeBSD also do not have read -n. Share Improve this answer Follow how to save a copy of an excel file vba

bash - printf -v is an illegal option, in Bitbucket pipeline. And a ...

bash - read: illegal option -u - Unix & Linux Stack Exchange

WebSep 6, 2024 · You're calling sh, which may not necessarily be a shell such as bash that even understands -a arr ( dash, for example, would report dash: 1: read: Illegal option -a ). Specify bash if you want bash. However, I think you would … Web1 Answer. In bash, you can add -n 3 or -N 3 depending on the exact behavior you require. From help read: -n nchars return after reading NCHARS characters rather than waiting for … northern virginia interclub tennisWebread: Illegal option -i Why wouldn't read support providing a default if it's run via sh? But whatever, I'll remove the -i, being left with read -p "Name: " name echo $name Now if I run the script via cat provisioning.sh sh, it won't do anything. Why is that? Ubuntu 14.04. bash shell shell-script read Share Improve this question Follow how to save a computer screenshot

"WebJun 9, 2024 · To mount the root device as read-write: $ /bin/mount -X / However, that leads to an error message: mount: illegal option -- X I also tried the old mount -uw -, but that leads to some firmlink related messages, and afterwards I still have no writeable Data area. " - Read: illegal option -a

Read: illegal option -a

bash - Pause execution and wait for user input - Ask Ubuntu

Web1 Answer. Sorted by: 75. Should be: read -n 1 -p "Input Selection:" mainmenuinput. Need to put the n flag after, as that is is telling read to execute after N characters are entered, do not wait for an entire line. Check help read and this for details. Share. Improve this answer. WebNov 15, 2012 · When the script is run, I get: read: line 6: illegal option -e In order to just figure out what is going on with the -e option I made a small test script that gives the error: Code: #!/bin/bash set -e echo "This is a test." read -e dir echo $dir Anyone know why I would be getting the illegal option -e?

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WebMay 7, 2024 · Illegal option -r #1. Closed sunhuaiqiang opened this issue May 7, 2024 · 2 comments Closed Illegal option -r #1. sunhuaiqiang opened this issue May 7, 2024 · 2 comments Comments. Copy link ... to read #! /bin/bash This will force the script to use BASH instead of your default shell. Hopefully, in the future they will improve the ... WebNov 28, 2016 · -l Make dash act as if it had been invoked as a login shell. Replacing --login with -l in your command should fix your issue. sudo -n -u contd sh -l -c ". If you want to invoke bash instead of dash simply call bash instead of sh. sudo -n -u contd bash --login -c ". Share Improve this answer Follow edited Nov 27, 2016 at 22:15

Weblynis 2.5.4-1 uses -d bash extension to read, but specifies #!/bin/sh in the script resulting in errors like the following on Ubuntu: # /usr/sbin/lynis audit system --auditor automated - … WebMay 10, 2024 · $ read -s foo dash: 1: read: Illegal option -s read -s is a (bash?) extension. And probably just does the equivalent of stty -echo. All reactions ... using a subshell in order to silently test for 'set -o echo' support and avoid shell to abort when it got the illegal option. This discussion might be more "on topic" there. All reactions Sorry ...

WebJul 6, 2013 · read statement not working in a function Pls this is emergency.I have written a script which is taking input from another script. and the contents of my second script are acting as functions to my main script.Now the problem is that in one of the functions i want the script ececution to stop and start when user enters any character r... Web-l Make dash act as if it had been invoked as a login shell. Replacing --login with -l in your command should fix your issue. sudo -n -u contd sh -l -c ". If you want to invoke bash …

WebSep 15, 2024 · read: Illegal option -N Termux application version: 0.99 Android OS version: 8.0.0 Device model: Xiaomi Mi5 Pro ghost closed this as completed on Sep 16, 2024 ghost added the invalid label on Sep 16, 2024 termux locked and limited conversation to collaborators on Oct 17, 2024 This issue was .

Webread: Illegal option -s while requesting user input for password. I am using the following command to request a password from the user in a bash script and I get the error " read: … northern virginia injury attorneyWebread: 1: Illegal option -d If you do it while still in bash, it works fine. I therefore deduce that your script is not running under bash. Make sure that your script begins with the line: #!/usr/bin/env bash (or equivalent) so that the correct shell is running the script. how to save a corrupted minecraft world ps4WebSep 5, 2024 · getting message "read: Illegal option -d" on Ubuntu hosts after upgrade to 2.5.4-1 #460 Closed mboelen removed the needs-confirmation label on Sep 7, 2024 mboelen closed this as completed on Sep 7, 2024 Sign up for free to join this conversation on GitHub . Already have an account? Sign in to comment Assignees mboelen Labels None yet … northern virginia injury lawyerWebset: Illegal option -o pipefail Why does this happen? I run the command on a completely new installed system and as part of a shell script. The code is placed right at the beginning: … how to save a corel draw file as a jpegWebMar 20, 2010 · if you even find yourself without /bin/ls , (recovery limited shell / corruption / meltdown) then you can use. echo *. which will display file and directories in the current directory (it's not pretty, but it works!) as echo is a shell built in, it will always work, without the help of external unix tools :-) try. type echo. northern virginia investments llcWebRunning on the Unbuntu for -s parameters Bash read.sh and ./read.sh can be executed correctly, do not perform correctly for Sh Read.SH, error read.sh: 2: read: Illegal option -t read.sh: 4: read: Illegal option -t The same is true for parameter options -n Hash Table [Hash Table] C language simple implementation northern virginia job fairsWebread: Illegal option -N Termux application version: 0.99 Android OS version: 8.0.0 Device model: Xiaomi Mi5 Pro ghost closed this as completed on Sep 16, 2024 ghost added the … how to save a coral reef