Tuesday 19 September 2017 photo 29/30
![]() ![]() ![]() |
Bash script example arguments against death: >> http://bit.ly/2xePmM4 << (download)
bash all arguments except last
tcsh if else
tcsh commands
tcsh argv
tcsh echo
tcsh manual
tcsh variables
tcsh script example
14 Jul 2014 In the first case, passing echo the parameters $0 and $1 explicitly, and have to pass something to be used as $0 as well; I've chosen "bash"
2 Oct 2011 The shell you type your commands in, tcsh, is unfortunately rather brain-dead at scripting (see I'm told to advise you against bash, as few other astronomers know what you're talking You can pass arguments to a script.
To input arguments into a Bash script, like any normal command line program, examples, you might consider getopt: aplawrence.com/Unix/getopts.html
source allows you to execute a command in the current context (arguments $* are part of context). The second source call overwrites these
30 Jan 2013 Right now you're not actually passing any arguments to the program in your script. Just pass the arguments normally: ./app "$file" "$text".
5 Feb 2009 That defines a function called : which calls itself twice (Code: : | : ). It does that in the background ( & ). After the ; the function definition is done
21 Jan 2012 Please specify your preferred file format by entering the number corresponding to the format name below 1:avi 2:mp3 3:aac 4:best(program will
31 Mar 2009 grep -E -q '^[0-9]+$' || die "Numeric argument required, $1 provided" while read dir do This should be a portable, POSIX compliant script as far as I can tell; Adding that in meant also adding in his directories to test against, which 1 && $1 =~ ^[0-9]+$ && -d $1) ]]; then echo 'Please pass a number that
27 Aug 2015 With bash (and zsh and ksh93 , but that's it), an alternative is to do: sh syntax so should not be used in a script that starts with #! /bin/sh - .
24 Nov 2014 This script will read the command line arguments: Bash scripts take arguments after the call of the script not before so you need to call the
Annons