Function problem Post: 302885181

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Top Forums Shell Programming and Scripting Function problem Post 302885181 by hawkfro12 on Friday 24th of January 2014 04:17:31 AM

01-24-2014

Registered User

Function problem

hey guys, im trying to learn bourne shell atm and I'm having some issues with functions.

so heres my code:

Code:

#!/bin/bash

##functions

memory () {
free -m
}

space () {
    df -h
}


ip () {
    arp
}


user () {
    whoami
}



#'eingabemen�'

echo " hello how would you like to proceed? "
echo " 1) check memory "
echo " 2) check free space "
echo " 3) ip info "
echo " 4) user info "
echo " 5) nothing i'd just like to exit "

##read

read input;

case $input in 

    1)  echo " you've selected check memory..1 sec pls "
echo -e " free memory: " ; free -m;;
    2)  echo " you've selected check free space..1 sec pls "
echo -e " free space: " ; df -h;;
    3)  echo " you've selected ip info . 1 sec pls "
echo -e  " ipinfo: " ; ifconfig;;
    4)  echo " you've selected user info..1 sec pls "
echo -e " benutzer: " ; whoami;;
     5)  exit
esac

i came this far, Smilie

now my problem is, i want to open my shell script by

Quote:

test.sh space

for example and i want the function "space" which ive created to show me the info I need.

can anyone help me trying to fix this. thanks guys

hawkfro12

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LEARN ABOUT CENTOS

echo

ECHO(1) 							   User Commands							   ECHO(1)

NAME

       echo - display a line of text

SYNOPSIS

       echo [SHORT-OPTION]... [STRING]...
       echo LONG-OPTION

DESCRIPTION

       Echo the STRING(s) to standard output.

       -n     do not output the trailing newline

       -e     enable interpretation of backslash escapes

       -E     disable interpretation of backslash escapes (default)

       --help display this help and exit

       --version
	      output version information and exit

       If -e is in effect, the following sequences are recognized:

       \     backslash

       a     alert (BEL)

            backspace

       c     produce no further output

       e     escape

       f     form feed

       
     new line

       
     carriage return

       	     horizontal tab

       v     vertical tab

       NNN  byte with octal value NNN (1 to 3 digits)

       xHH   byte with hexadecimal value HH (1 to 2 digits)

       NOTE: your shell may have its own version of echo, which usually supersedes the version described here.	Please refer to your shell's docu-
       mentation for details about the options it supports.

       GNU coreutils online help: <http://www.gnu.org/software/coreutils/> Report echo translation bugs to <http://translationproject.org/team/>

AUTHOR

       Written by Brian Fox and Chet Ramey.

COPYRIGHT

       Copyright (C) 2013 Free Software Foundation, Inc.  License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
       This is free software: you are free to change and redistribute it.  There is NO WARRANTY, to the extent permitted by law.

SEE ALSO

       The full documentation for echo is maintained as a Texinfo manual.  If the info and echo programs are properly installed at your site,  the
       command

	      info coreutils 'echo invocation'

       should give you access to the complete manual.

GNU coreutils 8.22						     June 2014								   ECHO(1)

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