07-09-2008
Quote:
Originally Posted by
fedora
I am confused now, I have the following simple script which reads 2 numbers from file test, and if any of these two numbers is bigger than 200, it prints biggest, bigger than 100, it prints medium, and smaller than 100, it prints "small number",
My question is, why if does not want to take this "-a" option?
I get the following error
"[: bb: integer expression expected"
#/bin/bash
while read aa bb
do
if [ "$aa" -gt "200" -a "bb" -gt "200" ];
then
echo "biggest"
elif [ "$aa" -gt "100" -a "bb" -gt "100" ];
then
echo "medium number"
else
echo "small number"
fi
done < /tmp/test
It should be $bb
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LEARN ABOUT CENTOS
niserror
niserror(1) User Commands niserror(1)
NAME
niserror - display NIS+ error messages
SYNOPSIS
niserror error-num
DESCRIPTION
niserror prints the NIS+ error associated with status value error-num on the standard output. It is used by shell scripts to translate
NIS+ error numbers that are returned into text messages.
EXAMPLES
Example 1: Using niserror
The following example prints the error associated with the error number 20:
example% niserror 20
Not Found, no such name
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Availability |SUNWnisu |
+-----------------------------+-----------------------------+
SEE ALSO
nis+(1), nis_error(3NSL), attributes(5)
NOTES
NIS+ might not be supported in future releases of the SolarisTM Operating Environment. Tools to aid the migration from NIS+ to LDAP are
available in the Solaris 9 operating environment. For more information, visit http://www.sun.com/directory/nisplus/transition.html.
SunOS 5.10 10 Dec 2001 niserror(1)