Read: illegal option -a
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. 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 .
Read: illegal option -a
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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
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 … WebIn 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 …
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 ... WebJun 8, 2024 · Illegal option -t is the error that you'd get if the read command is executed with sh instead of bash – steeldriver Oct 2, 2024 at 12:00 Add a comment 2 Here's another way to do it: #!/bin/bash printf "%s\n" "Do you want to un-Mount the External Drives?"
WebAug 22, 2024 · ./test.sh: illegal option -- c script usage: test.sh [-l] [-h] [-a somevalue] While the script usage string is the one we set to be printed on usage error, the above it, it’s a message automatically generated by getopts and it …
WebApr 28, 2024 · 1. GNOME 42. Version 42 brings major changes to the GNOME desktop, and much of that finds its way into Ubuntu 22.04. Many of these have to do with GNOME's look and feel, which impacts Ubuntu despite Canonical's theming. Ubuntu looks a bit flatter, apps are rounder, and the panel loses arrows that point toward open menus. cs speaklanguaesWebTeams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams csspeakWeb-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 … cs special topicsWebHow 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 … css peakWebMar 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. earls lethbridgeWebif 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 … earls lethbridge abWebOct 23, 2024 · When I run .sh from launcher read -t is listed as illegal option Several commands in my .sh are not executing properly when I run the .sh from the launcher. But they work just fine when I type the filename.sh in a terminal. I get errors from illegal option error from read -t It is also weird. It also says filename.sh not found. cs specialties expansion joint