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Shell Programming and Scripting
problem with getopts
Post 302209725 by DukeNuke2 on Saturday 28th of June 2008 02:44:50 AM
06-28-2008
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1. Shell Programming and Scripting
I have a script that facillitates NDM (Connect::\Direct) transfer to remote hosts. This script uses getopts to parse through the parameters passed to it and to set appropriate variables based upon what was passed in.
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2. Shell Programming and Scripting
I need to parse parameters but the arguments could be NULL,example:
> cat getopts.sh
while getopts "a:b:" opt 2>/dev/null
do
case "${opt}" in
a) echo "A:${OPTARG}" ;;
b) echo "B:${OPTARG}" ;;
*) exit 1 ;;
esac
done
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Hi
i have part of the scripts below ,getopt for -h or ? not working for me.
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program=$(basename $0)
#####################################################################################
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4. Shell Programming and Scripting
while getopts l:f:s:o:h: c
do
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exit 2;;
f) head -${OPTARG} /etc/passwd
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s) grep ${OPTARG} /etc/passwd | cut -d: -f7
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5. UNIX for Advanced & Expert Users
i was going through the man page of getopts
this particular section is not clear to me can anyone please
clarify in a little detail so that i can understand the concept
MANPAGE::
Since getopts affects the current shell execution environ-
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6. Shell Programming and Scripting
How do I get the getopts command to display whats written at my help option if no option is types in? For example,
myscript.sh -h
will bring up my help option, however, I also want
myscript.sh
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7. Shell Programming and Scripting
Hi everyone
I want to know how can we pass multiple argument in getopts
suppose
PARAMS="abcd"
while getopts ${PARMS} FLAG
do
case ${FLAG} in
(a)
(b)
(c)
(d)
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In the below code
while getopts :rfw:d:s:a: options
do
case "$options" in
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w) window=$OPTARG;;
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Hi,
I have written a script to take command line arguments using geopts.This is the code.
#!/bin/sh
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usage="$usage "
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10. Shell Programming and Scripting
can anyone spot a problem with the below:
$
$ cat getopts.sh
#!/bin/sh
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LEARN ABOUT CENTOS
alcc
ALCC(1) aMule utilities ALCC(1) NAME
alcc - text based eD2k links calculator for aMule SYNOPSIS
alcc [-p] [-v] <inputfiles_list> alcc [-h] DESCRIPTION
Compute the eD2k links of all the input files given in the <inputfiles_list> (There can be one or more files). [ -p, --parthashes ] Compute and add part hashes to the computed eD2k links. [ -h, --help ] Prints a short usage description. [ -v, --verbose ] Be verbose - show also calculation steps. REPORTING BUGS
Please report bugs either on our forum (http://forum.amule.org/), or in our bugtracker (http://bugs.amule.org/). Please do not report bugs in e-mail, neither to our mailing list nor directly to any team member. COPYRIGHT
aMule and all of its related utilities are distributed under the GNU General Public License. SEE ALSO
alc(1), amuled(1), amulecmd(1), amuleweb(1), cas(1), ed2k(1), wxcas(1), xas(1) AUTHOR
This manpage was written by Vollstrecker <amule@vollstreckernet.de> aMule eD2k links calculator November 2011 ALCC(1)