10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
While assisting a forum member, I recommended running SQL/Plus in a coprocess (to make database connections and run a test script) for the duration of his script rather than starting/stopping it once for every row in a file he was processing.
I recalled I made a coprocess example for folks at... (2 Replies)
Discussion started by: gary_w
2 Replies
2. Shell Programming and Scripting
Hello All,
I am using the below script to gather various tools running by the user, we have more than 100 tools running on the server so my challenge is to redirect memory & cpu load to the file with the name of the tool.so am using the below script i am stucking how to redirect to the file... (2 Replies)
Discussion started by: ajaincv
2 Replies
3. Shell Programming and Scripting
Hello everyone,I'm reading a book and there's code fragment:
exec 3>&1
ls -l 2>&1 >&3 3>&- | grep bad 3>&-
exec 3>&-
It says that the red part of that code does not close fd 3 but the green does close the fd 3.I can't understand that.....Why?Any predicate will be appreciated.:) (18 Replies)
Discussion started by: homeboy
18 Replies
4. UNIX for Dummies Questions & Answers
Hi Guys,
I m new to UNIX and new to this forum. Was wondering if someone can help me understand redirection (standard input output pipeline etc)
for starters, not too sure what this would mean
who | sort > sortedfile | pr | lp
im starting to understand common commands but when throwing... (2 Replies)
Discussion started by: jmack123
2 Replies
5. Shell Programming and Scripting
Hi there,
I want to connect to a Cisco router with a KSH script via coprocess:
telnet 192.168.2.82|&
print -p “login”
print -p "password"
With telnet it works. Now I want to use SSH:
ssh -T -l login 192.168.2.82|&
print -p "password"
The router answer me I enter a bad... (7 Replies)
Discussion started by: sylvainkalache
7 Replies
6. Shell Programming and Scripting
This is probably a simple one for the wise.
I have just started using a coprocess (first time) in order to facilitate telnet'ing from inside a shell script. It's working, but when I run a remote command I need to get the output into a local variable, but alas my kung-fu is weak.
#!... (10 Replies)
Discussion started by: dan-e
10 Replies
7. Shell Programming and Scripting
Hi,
The code below works, it's a part of a bash shell script that serve to search a pattern $pattern_da_cercare in the files contained in a directory $directory_iniziale.
Now the proble is:
How can I redirect stderr to a file?
PS: so I want to redirect ALL the errors to a file.
I tryed... (9 Replies)
Discussion started by: DNAx86
9 Replies
8. Shell Programming and Scripting
Hi can any one let me know if awk doesnt work with the coprocess??? I have tried a simple example mentioned below but couldnt get it working seems like awk doesnt work with the coprocess concept. I would appreciate very much for any inputs on this.
exec 4>&1
awk -v count=$COUNT >&4 2>&4 |&... (6 Replies)
Discussion started by: ahmedwaseem2000
6 Replies
9. Shell Programming and Scripting
I am wracking my brains over this. I am trying to use a Korn Shell script to execute an Oracle PL/SQL procedure, using the Oracle command line interface (sqlplus). The script starts sqlplus in a coprocess, and the two processes communicate using a two-way pipe. The bgnice option is off, so both... (8 Replies)
Discussion started by: Mark Puddephat
8 Replies
10. Programming
Here is my problem. I don't know make this redirection thing work. The output file (called output.c) looks like this
#include<stdio.h>
int main()
{
int k;
int m;
print f("%d\n", k);
printf("%d\n", m);
return 0;
}
the input file(called input.c) is this
#include<stdio.h>
int... (2 Replies)
Discussion started by: Shallon1
2 Replies