Unix and Linux Stack Exchange
Unix and Linux Stack Exchange

Questions tagged [ansi-term]

26 questions
23
votes
2 answers

How do I find number of vertical lines available in the terminal?

I'm writing a script which shows the git log for a directory when I cd into it. Such a log can be overwhelming, containing hundreds of lines. So far I have been limiting that to a hard-coded 20 lines (... | head -n 20), which is fine on the screen…
jalanb
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14
votes
1 answer

What type of encoding do these ANSI artworks use?

I've found this website; it has zip files (links on the main page) with all the artworks. Some of them have an .ans extension and they look like ANSI escape codes used on Linux/Unix, but when I open one of them using cat in the XFce terminal it…
jcubic
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8
votes
2 answers

What's the right value of $TERM for emacs' ansi-term, especially if 'eterm-color' isn't available after SSH?

I'm currently setting $TERM to xterm-256color: if [[ -n "$EMACS" ]]; then export TERM=xterm-256color alias emacs="emacsclient --no-wait" export EDITOR="emacsclient --no-wait" export VISUAL="emacsclient" fi I used to have it set to…
Stefano Palazzo
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8
votes
2 answers

How to use ESC sequences to make terminal region scrollable

I have a stm32f1 controlled device that uses USART/USB port to implement a user control interface. Using a standard terminal software (putty/minicom) a user has an ability to enter simple command in device shell. There is a problem. In case of many…
Ruslan Popov
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6
votes
1 answer

Capture colors with tmux buffer copy (hardcopy)

I am using the following line in tmux for getting a "hardcopy" feature like in GNU Screen: bind H capture-pane \; save-buffer -b 0 ~/tmux.hardcopy \; delete-buffer -b 0 However, the ANSI colors are not captured to the file. How do I make tmux save…
Janus Troelsen
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5
votes
2 answers

Programmatically detect the ANSI escape code supported by terminal

I am playing around with shell scripts that use ANSI codes and found that for one reason or another different escape codes are supported depending on your terminal/OS. In some cases I get a dump of unparsed gunk unexpectedly, which I'm assuming…
qodeninja
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4
votes
2 answers

Graphical console applications in Emacs

I am having trouble running htop within an ansi-term in Emacs 24.2. It looks like some of the control characters are not interpreted correctly. I thought ansi-term was capable of handling font control characters. Is there a way to have ansi-term…
Amelio Vazquez-Reina
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4
votes
0 answers

Colorize the PS4 prompt?

With the option set -x, each command is echoed to STDERR before execution, prefixed by the expanded $PS4, with the first character being repeated according to the call stack depth. I want the output of the $PS4 prompt to be colorized. I.e. where…
kdb
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4
votes
2 answers

Why does 'cal' use weird 08 / ^H / \b terminal code for highlighting and how does that work?

When you run cal on Linux, the output for the current month will reverse video highlight the current day. When I send that output to hexdump -c, I get some interesting results: 0000000 N o v e m b e r 2 0 1 …
deltaray
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3
votes
1 answer

Emacs ansi-term with zsh: error in process filter. Invalid face: unspecified

I have the latest stable versions of Emacs (24.3) and of Zsh (5.0.2). I can run Zsh without problem from a terminal (e.g. ITerm2), but if I try to run it from M-x ansi-term I get the error: Emacs ansi-term with zsh: error in process filter. Invalid…
Josh
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3
votes
1 answer

Convert screen log to html

I would like to log actions made in a terminal window, and convert the log to html on fly. I already tried commands script/screen + ansi2html, but the result is not perfect: the escape sequences for line editing is not handled correctly, so in the…
Attila Szlovencsák
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3
votes
1 answer

Which terminals or terminal emulators support hardware windows?

terminfo(5) manual page describes a set of capabilities wnum (maximum number of definable windows), cwin (define a window), wingo (go to window), wind (resize current window), but only one terminal definition in terminfo master file uses any of them…
sendmoreinfo
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3
votes
2 answers

How to get a human-readable (e.g. RGB) value from `\e]11;?\a`?

The string \e]11;?\a presumably yields the current terminal's background color, but I have not found a way to use this information to get the color in a human-readable (e.g. RGB) format. I did try (cluelessly) print -P '\e]11;?\a' but it produces…
kjo
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3
votes
2 answers

change colour of `echo` for particular line in shell script in Linux?

I want to change the colour of echo for a particular statement in a Linux shell script example : echo "invalid entries" echo "valid entries" echo "valid entry" I want the red color for echo "invalid entries" statement; the rest of them should…
Girdhar Singh Rathore
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3
votes
1 answer

Passing escape sequences to shells within ansi-term in Emacs

In a regular terminal (e.g. iTerm2 on OS X) I can connect to a database, e.g. > psql .... and then, as I type my command in psql, e.g. $ select foo from bar I can move around (as I type psql commands) using the standard Alt+b and Alt+f. However,…
Amelio Vazquez-Reina
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