This is process ID of the current shell. It is described in the "man" for your Shell.
Quote:
ps -ef|grep "`tty`"|cut -d" " -f3
is equiavlent to
Code:
echo $$
Though the most awful piece of code, it demonstrates that parent process of the "grep" command is the current shell. It does nothing else. The only thing that grep found was itself.
hi all...
I am executing a comman in a shell script but the command needs a user input of character 'y' as input so it stops in between...may i know is there is any way of giving that character as input in the shell script itself???...thanks in advance.... (6 Replies)
HI,
I want to know can multiple pattern be given inside a sed statement..
Input:
aa_bb_cc.Mar-22-2007
cc_dd_ee.Mar-21-2007
aa_1002985_952.xml
aa_bb_032207.txt
aa_bb_cc_10002878.dat
Output:
aa_bb_cc
cc_dd_ee
aa.xml
aa_bb.txt
aa_bb_cc.dat (6 Replies)
Hiii,
I have a requiremnt like this----
Please provide the current sever capacity and the % of utilization for each of the servers used by your respective applications.
Also please provide the list of applications running on each of the unix server
can you please help me out in this. (2 Replies)
Hello sir,
I am using "gpg" command to encrypt a file.
We generally do it :-
then it asks us for :-
I want to know how to give this Passphrase in the command line itself !!!I did read the man page but couldnt make out what is the option for it.Can u please help me out !!! (2 Replies)
How can i perform a ls or other command to list the full paths of files from a ls?
Looked through the man page for ls, no luck
$ cd /tmp/
$ ls -l
total 6
drwx------ 2 root root 4096 Nov 7 2008 keyring-7b5rMv
drwx------ 2 bcr bcr 4096 Dec 7 2007 keyring-cGhir8
$
I'd be looking for... (1 Reply)
This is my command
echo "Test" | sed -f <(sed -e 's/.*/s,&,gI/' mydic)
In mydic file,containing 2 columns delimit by comma (,)
a,AlphabetA
.
.
.
e,AlphabetE
.
.
s,AlphabetS
.
t,AlphabetT
test,testedd
.
.
zebra,zebraaaa
The expect result is testedd (0 Replies)
<?php
$comando = "kill -9 3104";
$output = shell_exec($comando);
?>
I am running this web page, but it does not execute the command, in the log file it looks like this:
sh: 1: kill: Operation not permitted
How do I give permission to execute the command? (1 Reply)
Discussion started by: Rodrigo_Bueno
1 Replies
LEARN ABOUT OPENSOLARIS
noecho
echo(3XCURSES) X/Open Curses Library Functions echo(3XCURSES)NAME
echo, noecho - enable/disable terminal echo
SYNOPSIS
cc [ flag... ] file... -I /usr/xpg4/include -L /usr/xpg4/lib
-R /usr/xpg4/lib -lcurses [ library... ]
c89 [ flag... ] file... -lcurses [ library... ]
#include <curses.h>
int echo(void);
int noecho(void);
DESCRIPTION
The echo() function enables Echo mode for the current screen. The noecho() function disables Echo mode for the current screen. Initially,
curses software echo mode is enabled and hardware echo mode of the tty driver is disabled. The echo() and noecho() functions control soft-
ware echo only. Hardware echo must remain disabled for the duration of the application, else the behavior is undefined.
RETURN VALUES
Upon successful completion, these functions return OK. Otherwise, they return ERR.
ERRORS
No errors are defined.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Interface Stability |Standard |
+-----------------------------+-----------------------------+
|MT-Level |Unsafe |
+-----------------------------+-----------------------------+
SEE ALSO getch(3XCURSES), getstr(3XCURSES), initscr(3XCURSES), libcurses(3XCURSES), scanw(3XCURSES), attributes(5), standards(5)SunOS 5.11 5 Jun 2002 echo(3XCURSES)