For ksh, use the built-ins to save some processes and thus efficiency ('[' is an external program (test) and echo is also an external program, while '((' is built-in for math and print is built-in). While this example will not save much time, in a larger script or more complex script your savings will be significant:
Guys,
I have two big numbers to multiply. In doing do I am getting integer overflow.
I managed to multiply number but this number is useless as KSh does not recognise it as
a valid number. Here is what I am doing
$ expr 999999999999 \* 100
276447132
I got the right value by doing... (2 Replies)
hi ,
i am trying to compre two strings
if ] or if ]
when the length of var1 is small (around 300-400 char ) it works fine
but when it is large (around 900-1000 chars) it fails
is there any limitations for this type of comparison ??? (3 Replies)
hi ,
i am trying to compre two strings
if ] or if ]
when the length of var1 is small (around 300-400 char ) it works fine
but when it is large (around 900-1000 chars) it fails
is there any limitations for this type of comparison ??? (1 Reply)
I received a warning when I tried to compile my program that said:
warning: comparison between pointer and integer
Could you please explain to me what this means, and in what ways I could possibly fix this?
Thanks for your help! (2 Replies)
Hi guys :D
I am still playing with my C handbook and yes, as you can see I have small problem as always :cool:
I wrote a C code
#include <stdio.h> #define MESSAGE 100 int main(void) { char input_mes - Pastebin.com
And when I try to compile it I get following errors from gcc
... (1 Reply)
Hi,
This is confusing me and I would appreciate some help.
Consider this script
#!/bin/ksh
typset -i stat=`ls -l $WORK/stat |wc -l`
if (( $stat < 20 ))
then
echo true
else
echo false
fi
If the value of $stat is say 29. When I run this above it echos true and not false.... (7 Replies)
I'm trying to write a programme which scans strings to find how many vowels they contain. I get an error saying that I'm trying to compare a pointer and an integer inif(*v == scanme){. How can I overcome this ? Also, the programme seems to scan only the first word of a string e.g.: if I type "abc... (1 Reply)
Hi
What is the difference between following commands
Command1
length=1
if ] ; then
echo "Hellow world"
fi
Command 2
length=1
if ] ; then
echo "Hellow world"
fi
which is correct usage from this (2 Replies)
I am trying to execute something like this
file=/tmp/test.txt
firstline=$(head -n 1 $file)
value=`echo $firstline | cut -d'=' -f2`
if
then
echo true
fi
i read the first line of a file, cut to the numeric value in the first line and check if it greater than 2
but for some... (11 Replies)
Discussion started by: madhan_dc
11 Replies
LEARN ABOUT SUNOS
suspend
suspend(1) User Commands suspend(1)NAME
suspend - shell built-in function to halt the current shell
SYNOPSIS
sh
suspend
csh
suspend
ksh
suspend
DESCRIPTION
sh
Stops the execution of the current shell (but not if it is the login shell).
csh
Stop the shell in its tracks, much as if it had been sent a stop signal with ^Z. This is most often used to stop shells started by su.
ksh
Stops the execution of the current shell (but not if it is the login shell).
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Availability |SUNWcsu |
+-----------------------------+-----------------------------+
SEE ALSO csh(1), kill(1), ksh(1), sh(1), su(1M), attributes(5)SunOS 5.10 15 Apr 1994 suspend(1)