bash backspace not working

Here what I did: In package manager due installation I selected to install xterm: X11 terminal emulator, after installation I added SET TERM=xterm to the .bat file (like proposed above), launched terminal and in Options -> Terminal menu selected Type=xterm, then restarted terminal. There is discussion here and here but it probably only gets resolved if lots of people email github support. This may be unintentional; Vim sees CTRL-H as a backspace (because CTRL-H is the ASCII code for a backspace), so you also cannot map anything to that. A place where magic is studied and practiced? It's like the shell reads the keys correctly but not able to re-render the input line correctly. If there are problems with cygwin, I even tried it from ubuntu terminal, but same problem. Google has wittingly removed this shortcut, beginning from version 52. Hello, I have the same problem. In my case, the remote machine doesn't support "screen-256color": so either modifying the tmux config or setting directly export TERM="xterm-256color" would solve the problem. How Much Storage Should a Gaming PC Have in 2022? How to have bash write two bash history files without changing bash source code? (Even though this behavior is unsafe ). After establishing the connection, the remote shell would contain the same $TERM value, while setting it to an unsupported value is one of the reason why Backspace stops working. Super User is a question and answer site for computer enthusiasts and power users. Trying to delete characters in insert mode with the backspace key sometimes doesn't seem to work. Is this possible? Already on GitHub? So I'm stuck having to manually type stty erase [whatever] to fix it when I notice the backspace key is wrong. There are several different ways to set your backspace key when this happens. I'd highly recommend getting Partition Magic to "sqeeze" your existing Windows partition down in preparation for this process, though. (Note: use Ctrl v + Backspace, do not type the ^ manually) You can fix the Tab issue with the same as above. Not the answer you're looking for? Added on Jan 19 2014. Note: if you already installed cygwin just run installer again and add xterm package. Not working means when I tap the backspace it prints a white space in the terminal. Maybe the ncurses update is at fault? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Share Improve this answer Follow answered Apr 11, 2015 at 10:06 Kunal Kapadia 151 1 1 Add a comment 4 The best answers are voted up and rise to the top, Not the answer you're looking for? Why is there a voltage on my HDMI and coaxial cables? I have no opportunity to change the program script, this was just an example which represented my issue. But the terminal does seem to interpret \b (backspace) and \e[D (move one column left) correctly. Cygwin Terminal backspace and arrow keys not working. Would you mind sharing your build procedure? (2022 Edition), Can You Use Zoom on Firestick? You can fix the Tab issue with the same as above. NOTE: this folder might be different from yours depending on the installation. bash terminal: can the find and make duplicate text be extended globally--Apple? Bash backspace deleting one word at a time. #generic-linux, #linux. Rather than dig through all of that you can manually set the backspace definition at the CLI or in your .profile, .bashrc, or .bash-profile file in your $HOME directory as you desire or based on the flavor of *NIX you are using. Reinstalling terminfo (I couldn't find termcap) worked for me. You can use set -o gmacs or set -o emacs if you want it to act like emacs, that means like bash default (you can also write set -o vi in bash so that it acts like the vi editor : ( Furthermore, with this mode, backspace is control-H 3) You can write export VISUAL=gmacs (or emacs) in your .profile and dot it again or reconnect. ether@jolteon MSYS /w Additionally, I now can't build bash with makepkg, there's some compile error with an unknown type IIRC - this is after the msys2 runtime was updated to cygwin 2.10 . 7 Best MMO Keyboards for a Better Gaming Experience (2022 Guide), 5 Best 1800 Compact Keyboards (Your 2022 Guide), How To Fix Your Keyboard When Its Acting Weird? If it is set to "^C" or "^\" it is your problem. SSD as primary or secondary drive on a small Linux server? Is it possible to rotate a window 90 degrees if it has the same length and width? That link lacks info, but void linux appears to have had a similar issue: https://forum.voidlinux.eu/t/solved-problems-after-todays-update/4553 . I can backspace sometimes, but at other times it does nothing; the cursor doesn't go to the left, and absolutely nothing seems to happen.. I tried vt100. Thanks for pointing out the shortcomings of my previous answer. I run: And I found that doesn't work. . (Yes! Never experienced your problem. Its much worse if it happens to other keys on your keyboard as well. The backspace works on the cmd terminal of VS code though. The backspace doesn't work in the bash terminal of VS code. I usually use this to fix any funky character output in my terminal. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Note that Docker is not mentioned by the user. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. How can this new ban on drag possibly be considered constitutional? in communication from California State University, East Bay. In my case backspace was not at all working after creating blank ~/.vimrc. @Cyrus My Backspace works as I want it deletes last character always, even for this script from question without. The backspace key not doing backspace is actually a common problem with Linux shells and terminals (see http://tldp.org/HOWTO/Keyboard-and-Console-HOWTO-5.html ). His writing has appeared in Techopedia, TMCnet, and the Motley Fool blog network. You don't need to open tmux. To update Windows 10 / 11, you should check for Windows Update in Settings. Not sure why it didn't previously, I guess I accidentally ran it in mingw env while now I did it in msys2 env. I posted previously on SQLPLUS having a really unfriendly user interface, but with this problem makes it even worse. The text was updated successfully, but these errors were encountered: It seems the shell is not able to move the cursor backwards, and when it tries to re-render the line, it just appends the new string instead of replacing the old one. Left and right arrows at the shell prompt don't skip chars as expected, but ctrl-v and then pressing an arrow key does print a correct (I think) string, e.g. Bash, how to globally fix ^H and ^? SSH only works if I specify the key with -i, change home folder permissions on exit/disconnect, Securely Piping String in Local Text File to Remote Command using SSH, Login SSH using RSA key instead of normal login. vegan) just to try it, does this inconvenience the caterers and staff? Just to chime in the new ssp changes break building ncurses, undefined references to FILE in ssp/stdio.h and ssp/whar.h. Sign in 9 Ways To Unlock Mac Keyboard (2022 Update), Right-click your keyboard driver or software and select. I did nothing special. [rendering still fine] You can check if there are any mappings set, and where they came from, like this: How to tell which packages are held back due to phased updates. Share Improve this answer Follow answered Aug 23, 2010 at 6:39 CarpeNoctem 2,407 4 23 32 Add a comment Your Answer Once you press [ENTER] you should be able to press your [BACKSPACE] key and have it backspace/delete whatever you typed. I also know of other people bumping into this issue, which, again, is quite a dealbreaker. What I don't understand though is why my shell handles backspace as expected, but reading from stdin in my app does not. You have these five options below available to chose from. Following change made it work, Found this at Once I copied the "cygwin" file to this location, the bash shell backspace key worked fine, as did tab and others. Now, if you still use VI, sometimes the translation doesn't work and you have to actually type ^H in vi, but that's OK. You could have said: stty erase k [ENTER] So, I'm new to VS code just installed it and I'm having an issue. Browse other questions tagged. This may seem strange, but the Linux console emulates a VT100 terminal, and this is the way things work in that realm. It feels like a kludge but it works. Doug Fortunately, you can also fix this with the stty command. This did not fix the issues.. however, it did allow me to then perform an update via the plugins manager which got me to version 0.1.11638 which resolved the backspace issue and gives the wonderful ERD. What sort of keyboard do you have? Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. With over 10 pre-installed distros to choose from, the worry-free installation life is here! My code is GPL licensed, can I issue a license to have my code be distributed in a specific MIT licensed project? It is useful when the physical keyboard has stopped working well. Now, on it, just press the Backspace key using your mouse. Whether youre using a laptop or a PC computer, its quite annoying to have your key fail to work. #general-database-discussions. Well occasionally send you account related emails. Also check if the Fn key on the keyboard is not locked. The nature of simulating nature: A Q&A with IBM Quantum researcher Dr. Jamie We've added a "Necessary cookies only" option to the cookie consent popup. If this is your case, check in the tmux config for: The above would set the environment variable TERM to "screen-256color", which would be used by the SSH client to communicate with the remote machine. or stty erase "^?" depending on which of these you normally see when you hit your backspace. My rebuilt bash still does this. All keys seems work correctly for me. Backspace Not Working on VS Code's Bash Terminal, How Intuit democratizes AI development across teams through reusability. Browse other questions tagged. Connect and share knowledge within a single location that is structured and easy to search. On Windows 10 (Fall Creators Update) both TERMs don't produce this error (at least for me). The Linux console keyboard layout assigns keysym Delete to keycode 14 and keysym Remove to keycode 111. Consider you're using bash as shell and vt100 as terminal: ps: TERM should be announced via ssh automagically, but in some circumstances this magic fails. Console applications read ASCII sequences, not keysyms. So, after ssh to unix host (it doesn't depend debian it or other host) set the TERM variable according to your terminal. This is the solution to try if the Backspace key of the on-screen keyboard does not function. After removing and reinstalling via cygwin setup.exe I had this problem. Your answer could be improved by explaining the issue, i.e., the underlying cause of the problem and why your solution correctly would resolve it for the user in the question. To learn more, see our tips on writing great answers. printf "x\byz\e[D1" does print y1. David has been able to combine his passion for computing and writing in his career as a freelance writer. Thank you for the information. I'm seeing it now on my new Cygwin install, though it previously worked. 7 Exciting Smartphones Unveiled at MWC 2023, The 5 Weirdest Products We Saw at MWC 2023, 4 Unexpected Uses for Computer Vision In Use Right Now, What Is Google Imagen AI? What video game is Charlie playing in Poker Face S01E07? Why do many companies reject expired SSL certificates as bugs in bug bounties? It's almost like the CMD shell that Cygwin is bound to is failing to interpret cursor movement. Similarly, try using the same problematic keyboard with another laptop or PC. Crtl C and V worked, Ctrl-Z did not, Z worked. Why does my backspace key keep being unbound from erase? Ask Ubuntu is a question and answer site for Ubuntu users and developers. You need remove -D_FORTIFY_SOURCE=2 from CPPFLAGS in makepkg.conf file. https://ci.appveyor.com/project/zklhp/msys2-packages/build/1.0.16/artifacts. This would be more helpful if it explained a little more and how to change it, but it was the problem I had. How could this behavior be fixed so backspace removes character instead of adding these characters? Apparently it was fixed for them after bash was updated, but I don't know it it was just rebuilt or maybe something else. I hope that you will enjoy my blog. We and our partners use cookies to Store and/or access information on a device. My backspace did nothing, when it should have sent a destructive delete. ), 17 Best Makeshift Mousepads And Alternatives (2022 Update). Some more background to my problem/solution: I had a problem where I need to paste more than 4k characters. I get space when i hit backspace on both minty terminal as well as cygwin terminal, @Rachel Did you ever resolve this? The difference between the phonemes /p/ and /b/ in Japanese, Recovering from a blunder I made while emailing a professor. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. Did any DOS compatibility layers exist for any UNIX-like systems before DOS started to become outmoded? They are easy to follow and have both basic and advanced measures. 32 related questions found. This is because your default shell is sh, to use bash, just run bash from your shell. Are there tables of wastage rates for different fruit and veg? The reason the keys (generally) do not work out-of-the-box is partly lack of configuration (as you will see later, simply creating .inputrc/.cshrc already helps a lot) and a more difficult issue which I will try to describe below.. Since it seemed that OpenWrt repos did One way to get around it is by including stdio.h before any of the ssp headers in ncurses. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. This is also the inference to draw when other keys do not work. Disconnect between goals and daily tasksIs it me, or the industry? Make sure you replace foo with exactly what follows the ^ [. As it appears its a bug in the Microsoft Edge browser so the solution is quite simple: just use a different browser (such as Chrome or Firefox). Making statements based on opinion; back them up with references or personal experience. In my real situation I have input from program, which doesn't call read. Click the Options button and enable the Control + Alt + Backspace check box under Key sequence to kill the X server. Getting Delete and Backspace to work just right is nontrivial, especially in a mixed environment, where you talk to console, to X, to bash, to emacs, login remotely, etc. (ii) Because Linus decided so. I don't know why they were missing; found someone else with that issue, went into setup and told terminfo and termcap to reinstall, and everything worked. FWIW, I tried rebuilding bash locally (first time, so hopefully it's OK) and it seems to fix the issue. What Is the Difference Between 'Man' And 'Son of Man' in Num 23:19? Okay, yeah, I didn't know of this issue. You can check your TERM by running echo $TERM, but before you do this I suggest you restart your vscode as you have already set the TERM by using the command. Thus, it is wise to use a tool such as Windows Defender or Malwarebytes for detecting malware intrusion. Calculating probabilities from d6 dice pool (Degenesis rules for botches and triggers). So guess it might need some patches to get around this. rev2023.3.3.43278. I tried checking the Backarrow sends ^H and Delete sends DEL settings in "broken" mode, but it did not seem to help, instead doing nothing when pressing those characters, if I recall correctly. How do you ensure that a red herring doesn't violate Chekhov's gun? 78.1k 28 392 615. answered Sep 30, 2015 at 11:52. Problem with finding FILE strict is solved yesterday. .bashrc edit messes up terminal command arrow-up history print, Keyboard lockup when typing and random characters, gnome-terminal hides ending characters of the current path's first row, How to delete a tracker tag containing special characters. Ive heard many people complaining about the backspace key not working properly on Discord and this is the Discord glitch. The nature of simulating nature: A Q&A with IBM Quantum researcher Dr. Jamie We've added a "Necessary cookies only" option to the cookie consent popup. If you preorder a special airline meal (e.g. What is the correct way to screw wall and ceiling drywalls? i newer had any problem with it so im curious. No idea why. remove the by typing a backspace. UNIX is a registered trademark of The Open Group. The linux console emulates a vt220 terminal which has the following key-mapping: To learn more, see our tips on writing great answers. I added in braces how they behave on my system: I had the same problem, using bash in Gnome-Terminal. same as cread -ignbrk brkint -inlcr -igncr icrnl -iutf8 -ixoff -iuclc -ixany imaxbel opost -olcuc -ocrnl onlcr -onocr -onlret -ofill -ofdel nl0 cr0 tab0 bs0 vt0 ff0 isig icanon iexten echo echoe echok -echonl -noflsh -xcase -tostop -echoprt echoctl echoke, all special characters to their default values, Your shell may be set to /bin/sh instead of /bin/bash, on top of paul's answer, if you want to retain the ability to have colorful output, you can use xterm-88color. Downgrading ncurses solved it for me. This malfunctioning means the issue lies in the keyboard driver. How do I get the directory where a Bash script is located from within the script itself? 4. Here is a patch I wrote which solves this issue, which was applied to 0.16.4 source but it should work on newer source with little tuning, let me know if you have problems. Readers like you help support MUO. typing echo xy does print y, but shows at the command line while typing as $ echo x y, and typing echo xy does print yx but shows at the input line as $ echo xyx.

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