Fix bind warning in .profile on login in Ubuntu
Recently I moved back to bash as my default shell. I was previously using fish and got used to the cool features it has. But, regardless of that, I wanted to move to a more standard shell because I was hopping back and forth with exporting variables and stuff like that which got pretty annoying.
So I embarked on a mission to make bash more like fish and in the process found that I really missed autosuggest with TAB on changing directories.
I found a nice alternative that emulates zsh like
autosuggestion and autocomplete so I added the following to my .bashrc
file.
bind "TAB:menu-complete"
bind "set show-all-if-ambiguous on"
bind "set completion-ignore-case on"
bind "set menu-complete-display-prefix on"
bind '"\e[Z":menu-complete-backward'
I haven't noticed anything wrong with this and all was working fine until I
restarted my machine and then I got this error.
When I pressed OK, I got into the Gnome shell and all was working fine, but the error was still bugging me. I started looking for the reason why this is happening and found a solution to this error on Remote SSH Commands - bash bind warning: line editing not enabled.
So I added a simple if [ -t 1 ]
around bind
statements to avoid running
commands that presume the session is interactive when it isn't.
if [ -t 1 ]; then
bind "TAB:menu-complete"
bind "set show-all-if-ambiguous on"
bind "set completion-ignore-case on"
bind "set menu-complete-display-prefix on"
bind '"\e[Z":menu-complete-backward'
fi
After logging out and back in the problem was gone.
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