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Top Forums Shell Programming and Scripting Whitespace breaking my egrep command Post 302561983 by Corona688 on Wednesday 5th of October 2011 04:31:43 PM
Old 10-05-2011
There may be easier ways to assemble a list of things than that. You can set $1,$2,$3 with set --, and control what $* prints with IFS:
Code:
$ set -- TERM_A TERM_B TERM_C # Set $1=TERM_A, $2=TERM_B, ...
$ OLDIFS="$IFS"
$ IFS="|"
$ echo "($*)"
(TERM_A|TERM_B|TERM_C)
$ echo \($*\)
(TERM_A TERM_B TERM_C) # This happens because the shell splits on | now!  echo gets 3 args
$ IFS="$OLDIFS" # Set splitting back to normal!

---------- Post updated at 02:31 PM ---------- Previous update was at 02:26 PM ----------

Or, you could just put some of that stuff into the expression instead of grep:

Code:
egrep "= (${STRING})" ...

to make it more obvious what you're trying to do.
This User Gave Thanks to Corona688 For This Post:
 

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COLORS(3)						   libbash colors Library Manual						 COLORS(3)

NAME
colors -- libbash library for setting tty colors. SYNOPSIS
colorSet <color> colorReset colorPrint [<indent>] <color> <text> colorPrintN [<indent>] <color> <text> DESCRIPTION
General colors is a collection of functions that make it very easy to put colored text on tty. The function list: colorSet Sets the color of the prints to the tty to COLOR colorReset Resets current tty color back to normal colorPrint Prints TEXT in the color COLOR indented by INDENT (without adding a newline) colorPrintN The same as colorPrint, but trailing newline is added Detailed interface description follows. Available colors: Green Red Yellow White The color parameter is non-case-sensitive (i.e. RED, red, ReD, and all the other forms are valid and are the same as Red). FUNCTIONS DESCRIPTIONS
colorSet <color> Sets the current printing color to color. colorReset Resets current tty color back to normal. colorPrint [<indent>] <color> Prints text using the color color indented by indent (without adding a newline). Parameters: <indent> The column to move to before start printing. This parameter is optional. If ommitted - start output from current cursor position. <color> The color to use. <color> The text to print. colorPrintN [<indent>] <color> The same as colorPrint, except a trailing newline is added. EXAMPLES
Printing a green 'Hello World' with a newline: Using colorSet: $ colorSet green $ echo 'Hello World' $ colorReset Using colorPrint: $ colorPrint 'Hello World'; echo Using colorPrintN: $ colorPrintN 'Hello World' AUTHORS
Hai Zaar <haizaar@haizaar.com> Gil Ran <gil@ran4.net> SEE ALSO
ldbash(1), libbash(1) Linux Epoch Linux
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