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Shell Programming and Scripting
grep a variable
Post 302310966 by protocomm on Monday 27th of April 2009 01:29:20 PM
04-27-2009
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1. Shell Programming and Scripting
Hi,
I'd like to grep a variable that I saved in the program.
Like
grep '0\$variable1' file1
Does someone know what's wrong with this command?
Thanks a lot! (2 Replies)
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2. Shell Programming and Scripting
Hi, I can't get this script to work (returns 0, should return 3):
$ cat A.lst | \
while read LINE
do
echo "$LINE"
grep -c "$LINE" B.tmp
done> > > > >
Socket
0
$
but in contrast this one works fine (returns 3 as expected):
$ LINE=Socket
$ grep -c $LINE B.tmp
3
$ (5 Replies)
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4. Shell Programming and Scripting
how can I use grep with a variable to find a value?
cat data.out
Hello World
grep "Hello World" data.out
Hello World ## Value found
I want to do something like this but can't seem to get it to work any
suggestions would be appreciated.
var="Hello World"
grep $var data.out (3 Replies)
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5. Shell Programming and Scripting
I want to search a text in file but that file is pointing to variable.
ex:
file=there was nothing special
grep "there was nothing" $file
but its not working . Can u let me know that how we can use variable($file) in grep command.
Please use code tags (6 Replies)
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6. Shell Programming and Scripting
I have a pattern like:
column "5" is missing
PS: the no is in double quotes.
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grep 'column "$number" is missing' filename.txt
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Hello,
I usually search extensively and have to date found what I've needed. However, this one's got me stumped. I need to create a variable as follow. The issue however is that upon execution, it freezes. $var1 isn't always present in usage.log and this is fine but I'd like it to continue with... (6 Replies)
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I've got a file that I'm trying to grep through that looks like this:
alpha1
alpha2
alpha3
beta1
beta2
gamma5
gamma6
gamma7
gamma8
gamma9
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alpha3
beta2
gamma9
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9. Shell Programming and Scripting
Hi,
I am trying to grep one variable over the other variable
Example:
i=abc
j=ab
grep $j $i
I am getting this error:
The error is due to $i being variable and not file. I know I could do it by putting the value of abc in a file
and then greping it. (1 Reply)
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hi
i have a file which contains some messages counters.
below is the snippet on the file.
17-05-29::22:36:21|message|231
17-05-29::22:36:31|message|222
17-05-29::22:36:41|message|213
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17-05-30::22:37:01|message|227
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LEARN ABOUT OPENSOLARIS
grablogs.conf
grablogs.conf(4) File Formats grablogs.conf(4) NAME
grablogs.conf - grablogs configuration for libgrablogs.so of the plugins of gnome-system-log file SYNOPSIS
/usr/lib/gnome-system-log/plugins/grablogs.conf DESCRIPTION
The libgrablogs.so is a plugin for gnome-system-log(1), it colloct the log files from the system as many as possible. grablogs.conf is a configuration file that contains a set of lines mixed with sh(1) syntax codes and individual log files. libgrablogs.so will read the file try to get a log files list for gnome-system-log(1). Users can copy the file into $HOME/.gnome2/gnome-system-log/plugins/`uname -p` to overwrite the system default one. The grablogs.conf file contains the following configuration categories: [configs] Each line under this category is interpreted as a config file of System. The plugin will open the config file and try to find all system paths of the logs. [commands] Each line under this category is interpreted as a shell command and will be execute through a pipe. And each line of the out- put of the command will be interpreted as a log path. [logs] Each line under this category is interpreted as a log path. FILES
/usr/lib/gnome-system-log/plugins/grablogs.conf The system default configuration file for the plugin libgrablogs.so $HOME/.gnome2/gnome-system-log/plugins/`uname -p`/grablogs.conf The user specific configuration file for the plugin libgrablogs.so EMAMPLE
[configs] /etc/syslog.conf [commands] for i in `svcs -aH -o FMRI | grep -v lrc `; do svcprop -p restarter/logfile $i 2>/dev/null || svcprop -q -p restarter/alt_logfile $i 2>/dev/null ; done [logs] /var/log/messages /var/log/secure /var/log/maillog /var/log/cron /var/log/Xorg.0.log /var/log/XFree86.0.log /var/log/auth.log /var/log/cups/error_log SEE ALSO
gnome-system-log(1), pipelog.conf(1) gnome-utils 2.16.0 13 Oct 2006 grablogs.conf(4)