Difference between revisions of "Category:Bash"
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(Created page with "Bash is a *nix shell. Much more is still in [https://unix.antiperfect.org the antiperfect unix site]. To check within a startup script (like .bashrc) whether or not Bash is r...") |
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Revision as of 09:53, 15 March 2019
Bash is a *nix shell. Much more is still in the antiperfect unix site.
To check within a startup script (like .bashrc) whether or not Bash is running interactively. Test if $- has an 'i' in it or if $PS1 (the prompt) exists.
case "$-" in
*i*) echo This shell is interactive ;;
*) echo This shell is not interactive ;;
esac
if [ -z "$PS1" ]; then
echo This shell is not interactive
else
echo This shell is interactive
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