We have a script that runs in ksh on HP-UX 11.11. It takes three arguments. The last argument can be a filename or wildcard character. For example:
script -s hello -t goodbye '*.d*'
In a case such as this, I would wrap single quotes around the final argument because I dont want the shell to... (4 Replies)
Hello -
I have a bash script which does some logging, and I'd like to include the line number of the echo statement that pipes into $LOGGER:
MYPID=$$
MYNAME=`basename $0`
LOGGER="/usr/bin/logger -t $MYNAME($LINENO) -p daemon.error"
...
echo 'this is an entry into the log file' | $LOGGER
... (3 Replies)
I'm in the habit of using the following type of loop structure:
for num in `seq $1 $2`
do
command
doneWhile `seq $1 $2` is not exactly a huge resource hog, I would like to learn a better way. It seems that brace expansion is a good way to go:
for num in {3..10}The problem, though, is... (2 Replies)
The objective of the code below is to create sed script to be later executed. However, it bonks because $ARCHIVENAME expands to a directory specification so the forward slashes cause problems. I can think of a few solutions that would involve redesigning the process, but I'm hoping there might be... (4 Replies)
Hi forum,
in my bash script I've many lines executing commands with redirection to log files.
...
xyz_cmd 2>&1 > $BASENAME.$LINENO
The trailing part of these lines doesn't look nice and I like to put it into a variable.
The (not working) idea is something like that
... (3 Replies)
So, I was bored on the train today, and was thinking of ways to loop through elements of an array. I came up with the following simple script, but it doesn't work as brace expansion doesn't seem to work with variables. Is there something I'm missing, or does the shell just not work like this?
... (4 Replies)
I'm trying to write a script that parses my music collection and hard link some filenames that my media player doesn't like to other names.
To do this I need to extract the name and remove alla non ASCII characters from that and do a cp -l with the result.
Problem is this:
22:16:58 $... (8 Replies)
Hello,
I have one variable coming from one file:
abc=$xyz/filename.txt where $xyz is defined in .profile file as say, /usr/dev/src
i am passing abc variable to one perl script as input parameter.
perl 123.pl -s $abc
But inside the perl script execution, the variable $abc is just... (1 Reply)
I'm using an Ubuntu machine and expansion is not working properly. What would cause this? Do I need to check for any particular bash packages?
$ ipcs -m | grep $USER | awk '{printf "%s ",$2}'
$ ipcs -m | grep UNF | awk '{printf "%s ",$2}'
294912 1048577 425986 688131 786436 1245189... (14 Replies)
Hello.
The file /etc/fstab contains
UUID=957c3295-9944-1593-82e2-2b90dede4312 / ext4 noatime,discard,acl,user_xattr 1 1
I fill a variable
SOME_LINE=$( cat /etc/fstab | grep \/\..*ext4 | grep noatime,discard )echo $SOME_LINE... (3 Replies)
Discussion started by: jcdole
3 Replies
LEARN ABOUT SUNOS
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 5.10 5 Jun 2002 echo(3XCURSES)