The tcsh tag has no wiki summary.
0
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2answers
56 views
Redirect stdout to stderr in tcsh
From my understanding, the following should send 'test' on standard error in tcsh:
echo test >&2
However, it instead writes 'test' to a file named 2, and when I look through my history, I ...
1
vote
1answer
19 views
bash 4.2 autocd command default over directory
Just switched from tcsh to bash 4.2 on OSX, and autocd was what allowed me to do it. But it seems that by default if you type the name of a directory that also happens to be the name of an executable ...
0
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0answers
24 views
Tcsh messing up strings with tilde
I'm having a weird problem with my tcsh, and have been testing the following on both AIX 6.1.6.5 and 5.3.12 servers:
While logged in as root and in tcsh, I run the following command echo ~root, and ...
3
votes
1answer
30 views
How to save shell history more conveniently in tcsh?
I'm using tcsh quite extensively and have several questions about it's history:
Is there a way to save commands for different shell tabs separately?
Is there a way to save commands by session (for ...
1
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0answers
59 views
In csh/tcsh, how can I incorporate literal curly braces into a command that's processed with eval?
To give more details, the situation is this.
I'm trying to prepare modulefiles (i.e., of the type used by the environment-modules package) to set up environment and aliases for third-party software. ...
1
vote
2answers
32 views
“which” Program Requires Shell Refresh to See Newly Installed Programs?
Why does the Linux program which require you to refresh the shell (e.g. type tcsh in the terminal) to see new programs installed in your path??
I was baffled why I couldn't access a program, which ...
0
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0answers
77 views
How can I make the backspace key delete one character backwards in tcsh? [closed]
I have a clean installation of openSuse. This automatically sets up bash as the default shell.
For historic reasons, all of the aliases and shortcuts I want to port from an old computer are in tcsh, ...
0
votes
1answer
93 views
sudo in CentOS 6.1 does not preserve command aliases as sudo elsewhere does?
On a stock CentOS 6.1 installation, if I start in my user shell (tcsh) with all my usual command aliases and do what I normally do (in other versions of Linux, and Mac OS X) to get a root shell,
...
0
votes
2answers
48 views
Running the output of script, and checking for consistency
Given a file that was output by script, is there a way to run all of those commands in order, and then check to see if the output matches what was in the script file?
I assume that diff can be used ...
1
vote
2answers
152 views
get value of an alias in bash
I recently switched from tcsh to bash, and I'm used to being able to do things like sudo `alias netstat` but since alias gives name=value in bash, I can't do this anymore. Is there an equivalent in ...
1
vote
0answers
71 views
Why my $PATH is not inhereted by the invocked bash? [closed]
I work on an AIX system where I have no administrator privileges. It has several shells installed, default being tcsh. I am not allowed to change the login shell. Usualy I start my session from exec ...
2
votes
0answers
50 views
Something is changing the OSX default shell to tcsh
On one of the mac machines I'm somewhat responsible for (Snow Leopard), something periodically changes the default login shell from bash to tcsh.
This seems like it's probably suspicious, but not ...
2
votes
2answers
150 views
How to get linux to stop asking “There are # rows, list them anyway? [n/y]” for auto-completing
How do I get tcsh to stop asking if I want to list files in a directory that may have a lot of auto-completes?
For example, if I do: xemacs ../"TAB" to get the list of files it asks:
There are ...
4
votes
2answers
285 views
Setting up tab-completion of paths in bash or zsh to resemble tcsh
I’m a long time tcsh user, but all the cool kids seem to be using either bash or zsh nowadays (that is, completion patterns for git or stuff are available for bash and zsh, rarely for tcsh).
My ...
0
votes
1answer
145 views
tcsh shell not autocompleting *.log files for vi
When trying to autocomplete a file name for vi, files ending in .log are not listed as options. How can I correct this?
1
vote
1answer
126 views
Is it possible to display 'special' characters in tcsh prompt running on gnome-terminal?
I'd like to know whether its possible to do special characters like so in tcsh prompt running on gnome-terminal.
I remember seeing a 'skelton-head' in someone's prompt a while back. Things like ...
1
vote
2answers
2k views
c shell environment variable error: “Bad : modifier in $”
I am using tcsh and define an environmental variable as follows:
setenv mycomp myusername@my.computer.com
so that when I need to copy files from the remote my.computer.com, I type the following:
...
2
votes
2answers
227 views
On Linux (CentOS 5), remembering when we've followed a symlink and being about to 'cd ..' out again
I'm trying to figure out how to tell the shell (tcsh) to remember when I've gone into a symlinked folder, and allow 'cd ..' to navigate back out of the symlink rather than just navigate to the parent ...
0
votes
1answer
201 views
command limits when pasting into tcsh (mac OS X)
I encountered a 1024 character limit problem when pasting
commands into the terminal application (max OS X 10.5.8) running
the TC shell (/bin/tcsh).
This can consistently be reproduced by pasting the ...
0
votes
2answers
319 views
How do I set an environment variable in tcsh that dynamically references other env vars?
I'm using tcsh here, and am trying to get an environment variable that references another one dynamically...
I want to be able to do the following, and I'm sure I've seen it done before elsewhere:
$ ...
2
votes
1answer
313 views
How to set PATH to run programs outside of default path?
I'm working on a project on my school's linux servers. I have a program deep in a directory, we'll say it's ...
1
vote
1answer
175 views
In tcsh, how do I disable spelling correction of my command?
Recently, when we updated our OS, we got a new tcsh feature enabled by default. Whenever I type a command that tcsh doesn't recognize, I get an annoying spelling correction like:
% cats
...
2
votes
2answers
110 views
Is this alias any useful?
I am going through and old .cshrc file and it contains the following alias:
alias pwd 'echo $cwd'
How is that useful?
I used to think that this is how pwd might have been implemented. But looks ...
0
votes
2answers
534 views
How to open xterm shells with background colors based on topographic positioning?
I currently use an alias in csh/tcsh to open shells with specific window colors.
Example: xterm -geometry 105x25 -font 8x13 -bc -bg #333 -fg #999 \!* &
What I'd like to do is have one command ...
0
votes
3answers
389 views
run tcsh but bash started instead
I tried to start a tcsh on my Fedora 7 (default shell is bash)
[ss@ssvm ~]$ tcsh
[ss@ssvm ~]$ echo $SHELL
/bin/bash
As you see, another bash shell started.
I looked at the tcsh file:
[ss@ssvm ~]$ ...
3
votes
1answer
953 views
In tcsh, how can I fork multiple shell commands, wait until they all complete, and then do another command?
I want to do the following from the tcsh command line, preferably in 1 line:
build_cmd1 &
build_cmd2 &
build_cmd3 &
wait until all parallel build commands finish
regression_cmd
That is, ...
1
vote
5answers
569 views
linux text editor for windows
can somebody recommend a good Linux text editor for Windows (if it exists), I wrote scripts for C-Shell using txt editor of windows but I have problem, it doesn't run because windows is not UNIX, what ...
2
votes
1answer
273 views
0
votes
1answer
196 views
tcsh `cd` always issues a printout of `$PWD`. How do I disable this?
Someone in IT thought it would be a good idea to modify the default behavior of the command cd in our tcsh environment. As of Monday the "upgraded" version of cd always prints out $PWD after it ...
11
votes
7answers
2k views
How can I automatically update the title in an xterm running screen?
This is a bit of a followup to this question. I'm working in tcsh within GNU screen in an xterm.
I have the following in my .cshrc:
alias res_t 'xtset -t %h:%d "(%u:%g)" %e' # reset titlebar
...
3
votes
1answer
321 views
In tcsh, how can I silence the output of an already running background process?
If I've launched a job into the background how can I redirect its output to /dev/null or in some way silence its output?
I didn't start the job like:
CMD >& /dev/null &
I started it ...
-1
votes
3answers
131 views
what does tail + number does? What about head
I just called this command ls -l | tail +3. Firstly, ls -s, produces 3 lines, adding piping strips first line and then prints each file names on a separate line. How does it do that? It doesn't make ...
1
vote
1answer
93 views
history file grows indefinitely
I believe I get the same problem as this guy. I'm on AIX, with tcsh 6.12.00
After (probably) a bad logout, the history file exponentially grown, until the quota stopped it (and when the quota was ...
1
vote
4answers
1k views
Using regular expressions and tail to execute a command
Similar to this question, in Linux tcsh I want to tail a log file and when I match a regular expression I want to execute an arbitrary command. How can I do this?
0
votes
3answers
1k views
Space in Directory Path in $path Variable in Linux
I am using Red Hat Enterprise 5.3, and I'm trying to add a directory to my $path variable, but it has spaces in it. The $path variable is space delimited, so how do I differentiate a space in a ...
3
votes
2answers
2k views
After-the-fact remote nohup with tcsh
I have a tcsh instance in an xterm that is running a long-term (weeks?) process. The Xvnc server it's running under went out in the weeds; it's consuming 100% CPU and is unresponsive. (This is a ...
