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-2
votes
1answer
29 views

Using 'grep' to search for a specific pattern [duplicate]

I'm playing with the Linux terminal and I have to do a exercise which states that I have to find inside a file for any line that contains at least an a, b and c, it doesn't matter it the lane has 2 a, ...
0
votes
0answers
23 views

printf>stdin unusable with read [duplicate]

With read, sending "a" to stdin is not equivalent to pressing "a" (or use your favorite letter/key). Tested this: ~$ read -n1 & fg [1] 11620 read Then "typed" "a" into the read process stdin ...
0
votes
0answers
24 views

Input event for trackpad co-ordinates

I am making an app that requires the co-ordinates of the touch / swipe of the user. This is currently available only if you are running a VM ( Alt + F2/3/4/5...) using evtest. What do you think is ...
1
vote
0answers
27 views

How to capture a keyboard shortcut

I need a script, that will run in terminal (under X11), and wait for a keyboard shortcut (happening anywhere in the desktop environment), once that shortcut (or key press sequence) happens, it will ...
0
votes
1answer
39 views

How to make a Wacom tablet stylus slower (less sensitive)

The pointer moves too fast (demonstration video) when I use the tablet in relative mode after I run xsetwacom set "Wacom Bamboo stylus" Mode Relative However, xsetwacom --list parameters does not ...
0
votes
0answers
12 views

Compose plus apostrophe doesn't work with Cyrillic

I used to have a custom .XCompose, I removed it to possibly eliminate the cause. Unfortunately, the problem persists - I can't create an accented Cyrillic character, such as the ones here [1]. Simply ...
1
vote
1answer
26 views

Why is 2 of every 10 keystrokes in X11 missing? [closed]

When I enter 1234567890 two numbers in sequence are missing. E.g. 12567890 (missing 34). What causes this?
1
vote
3answers
94 views

How to send input in a new terminal using Shell Script

I found out how to automatically send input to a C program using Shell Script. For example, if I compile this C program: //test.c int main() } int x; printf("Please enter an integer:"); ...
1
vote
1answer
33 views

How to write short alpha using the compose key

I'd like to enter a short alpha using the compose key: ᾰ. I tried using compose+U+α but this doesn't work. Neither does using b instead of U. How can I enter the short alpha using the compose key?
3
votes
1answer
71 views

Problem with getting interactive input in while read loop

I was doing something like the following minimal example: #! /bin/sh # $1 = file containing list of files to sync # $2 = source dir ; $3 = target dir cat "$1" | while read f do cp -i "$2"/"$f" ...
0
votes
0answers
21 views

Programatically capturing application inputs and outputs

I've been given a mess of applications that all touch various common files and data sources. (Retail IT environment so lots of generic sources of data that gets sliced and diced into various ways and ...
1
vote
1answer
48 views

Opensuse 13.1 Gnome Desktop Region&Language won"t open after installing ibus

i want to be able to write Kanji on my Opensuse system, so i followed this tutorial: http://www.localizingjapan.com/blog/2013/11/20/japanese-input-on-opensuse-linux-13-1-kde/ It does not work, ...
0
votes
0answers
69 views

Synaptics touchpad LED support

How to enabled support the LED in Synaptics touchpads? I'm use Debian Jessie and xserver-xorg-input-synaptics ver. 1.8.1-1. I'm find patches by Takashi Iwai from SUSE for supporting the LED in ...
2
votes
2answers
81 views

Is there a way to execute commands while getting user input?

I’m fairly new to scripting and I have a high-level question of how to do something. I want to design a simple game similar to space invaders, with these two main features for now: Bullets drop ...
0
votes
1answer
80 views

Using ARGV to get user input in Awk script [closed]

I know ARGV[i] can be used for storing user input. However, I want to use it in awk script and get the ARGV[i] to compare the field from another text file. If the ARGV[i] matches the field or the ...
0
votes
2answers
104 views

Bash Script using read needs to stop executing on Ctrl+D

I need to write a script that will add a line to a text file if Enter is pressed. But, if Ctrl+D is pressed, I need to exit that loop in the bash. touch texttest.txt LINE="0" while true; do read ...
3
votes
0answers
76 views

Ignore brief mouse click/releases

The switch contacts in my mouse are going, and rather than open it up yet again and clean them or try to hunt down a replacement switch (or buy a new mouse) I would like to solve this problem via ...
1
vote
1answer
61 views

Prevent the mouse to wake up display

I set my displays to sleep with xset dpms force off after locking the screen with kscreenlock. This is great, the displays wake up when the mouse is moved (by me, air, the cat). I'd like to set it in ...
2
votes
1answer
100 views

Command-line editing and wrapping

When entering long queries into the command-line psql, my terminal[1] is not wrapping the input line correctly. Additional charactes wrap back to the left of the screen, but on the same line as the ...
1
vote
2answers
324 views

Pass a command to ROOT from a shell script and having it stay open

I am writing a bash script to perform some analysis using the program ROOT. I want to run some initial command to load the result of the analysis, then continue using ROOT interactively. The analysis ...
2
votes
2answers
163 views

How to clear the input in Bash

I have a bash script that is reading quite a bit of data /dev/random. I need the user to type randomly to seed the random daemon. However once the script completes everything typed will get dumped to ...
0
votes
1answer
355 views

psmouse sync issues!

I have Compaq CQ61-420US (64-bit AMD) laptop with Synaptics touchpad checked using $ egrep -i 'synap' /proc/bus/input/devices N: Name="SynPS/2 Synaptics TouchPad" But recently after Arch Linux ...
1
vote
0answers
183 views

How to use a PS gamepad with OpenWRT?

I'm fairly new to OpenWRT and Linux in general so please bare with me. I'm trying to print the button presses from a playstation gamepad to the console on an Arduino Yun which has OpenWRT. I've used ...
1
vote
0answers
155 views

How to read characters from a serial keyboard on /dev/inputs/eventX (Speed?)

I'm trying to read from a second keyboard whose inputs can be read from /dev/inputs/eventX, but I get rubbish and not the character expected. I'm accessing my target by using Putty. I can connect to ...
2
votes
2answers
128 views

Grabbing keyboard control in shell script

I have a certain shell (zsh) script which reads one character at a time and performs an action afterwards. In the shell, this is realized by "read -k" in a loop. I want to execute the script as a ...
12
votes
2answers
1k views

Record every keystroke and store in a file

I need to record every keystroke and store in a file in the user directory ~, when using my account, I am not sudoer and I cannot install programs (like logKeys) in any way. How could I do so using ...
2
votes
1answer
199 views

Program only sees 1 input device

I have a program (advancemame) running on Raspian (Raspberry Pi) which like most programs gets its input from the keyboard. I'm using a program which implements uinput to convert GPIO pins HI/LOW ...
1
vote
1answer
88 views

Remap input keys in /dev/input level

I want to remap input keys from keyboard and mouse, but I need it to be in low level, so that reading /dev/input* shows remapped functions. Example: I have regular keyboard and I want ENTER key to ...
3
votes
1answer
146 views

Connect a keyboard / IR controller to a command line program running in a screen

I'm trying to have my Raspberry Pi function as a GUIless music player. I've got Arch Linux installed, and use it through ssh. I've got also an IR receiver dongle, and I'm planning to use it to control ...
0
votes
0answers
108 views

IBus sometimes not working in KDE

Sometimes (or usually) IBus does not work in KDE. I have autoremove it, install it with my language input (Vietnamese, both ibus-bogo or ibus-unikey), install ibus-m17n, restart many times but it ...
3
votes
1answer
417 views

USB keypad (HID) not responding in linux but in grub

An external USB keypad I'd like to use gets recognised as a USB HID device, but it is not functional when Linux is booted. It does work when plugged into a Windows desktop and it does work while in ...
8
votes
5answers
4k views

Why does “cat ttyUSB0” not produce output?

I connected an infrared receiver to a USB port ... (the last line of dmesg tells device file) $ dmesg [10496.596063] usb 7-2: new full-speed USB device number 2 using uhci_hcd [10496.751112] usb 7-2: ...
1
vote
1answer
185 views

Loading input from a file in lex

First of all, I was not sure whether to post this question here or on stackoverflow, but here's my question anyway. Besides using input redirection, i.e. ./code < inputFile.dat, is there any way I ...
4
votes
0answers
196 views

How to get a Finepoint Digitizer Tablet to work under Fedora Core 16?

How to get a Finepoint Digitizer Tablet to work under Fedora Core 16? The hardware in question is a Gateway m285-E. It uses an active pen (has a battery in the pen). cat /dev/ttyS0 returns ...
4
votes
2answers
2k views

Capturing key input from events device and mapping it (toggle TouchPad key is unmapped)

I have a Lenovo IdeaPad Yoga 13 with Ubuntu 13.10 Installed. The device has a "Toggle TouchPad" button on the keyboard (F5). The keyboard's F* buttons are reversed (so to get F5, I need to press Fn + ...
1
vote
0answers
155 views

Tmux hidden input at command line

I've just started using tmux recently, and have run into this problem a few times. Whatever I type on the command line, is hidden from view until I press enter and it is executed. I don't know how I ...
2
votes
0answers
132 views

Tmux is not able to distinguish between insert and shift-insert

Insert when in xterm, gives ^[[2~ and, Shift+Insert gives ^[[2;1~ All this is good until I start tmux. Note that the $TERM variable remains the same, so this issue should not be related to ...
5
votes
4answers
4k views

How to send keystrokes (F5) from terminal to a process?

I'm using an Raspberry Pi in combination with Chromium (kiosk mode) to show up some stats. The Pi doesn't have an connected keyboard so I searched for a solution to send keystrokes from the terminal ...
1
vote
0answers
118 views

No USB 04b4:0307 microphone input after Ubuntu 10.04

I was very happily using VOIP SIP with Ubuntu 10.04. Since I upgraded to 12.04, not only has Ekiga become very buggy and inconvenient, but, the subject matter of this question: the microphone of my ...
0
votes
1answer
688 views

Using a file input as stdin for a shell script does not work

I have the following script code: test.sh echo "BEGIN" while read CMD <&1; do [ -z "$CMD" ] && continue case "$CMD" in start) echo "get_start" ;; ...
6
votes
1answer
201 views

X Server won't load when I add a 50-synaptics.conf file inside the xorg.conf.d directory

I'm using Fedora 18. I'm trying to configure my synaptics touchpad, I need the tapping and the horizontal scrolling inside Awesome Window Manager. I've created a file at ...
2
votes
1answer
179 views

Virtual mouse is ignored by xorg when loaded

I'm trying to run virtual mouse driver from book "Essential Linux Device Drivers" but when I'm load this module into kernel using insmod in /var/log/Xorg.0.log I see: [ 757.212] (II) config/udev: ...
2
votes
1answer
251 views

How to lock-down input on a Linux machine?

We need to put out a web browser to a public place to show informations. I need to lock down all the input interfaces via software methods. So ex.: if someone plugs a USB keyboard to the machine it ...
1
vote
2answers
788 views

Redirecting Multiple Commands as Input

What is the correct way to redirect the output of multiple commands as input for another command? e.g. $ command < (command2 | grep pattern)
2
votes
1answer
358 views

How to get Xorg to use the wacom driver for my graphics tablet?

I just got a Wacom graphics tablet, plugged it in, installed the drivers and it mostly works. However xsetwacom and the KDE tablet settings module don't recognize it. Upon inspection of Xorg.0.log I ...
1
vote
2answers
249 views

Automate input procedure to a binary file

I have a binary file on Unix, which when executed asks the user for inputs. The inputs to this binary file are given manually. I want to automate the procedure, since I know the inputs already. I ...
8
votes
1answer
3k views

SSH causes while loop to stop

I have finally managed to boil down a problem I have been struggling with for a few weeks. I use SSH with "authorized keys" to run commands remotely. All is fine except when I do it in a while loop. ...
4
votes
1answer
860 views

Get raw input from command line (ignore shell meta characters)

Is there any way to read raw text from stdin before it is expanded or before the shell does anything to it? Say I wanted to run a script where a user enters a string which is then printed out, how can ...
2
votes
2answers
856 views

CrunchBang & Openbox: no reaction to laptop power button pressed

I've just installed #! and I'm loving the customizable Openbox DE. However, when I press the power button on my laptop, the system doesn't react. For example, when I was using Debian & Gnome, ...
4
votes
1answer
829 views

How do I enforce system-wide custom keyboard shortcuts / macros?

I would like to be able to apply the same custom key bindings and shortcuts I use on my text editors to my entire desktop environment. I want to basically remap my keyboard system-wide, not just in ...