Re: [StGIT PATCH] Bash snippet to show branch and patch in bash prompt

måndag 30 oktober 2006 10:57 skrev Eran Tromer:
> That's an annoying 430ms delay at every prompt, on my box. Does StGIT do
> something expensive on every invocation?

I don't type fast enough to notice really and my machine seems faster, ~300 ms 
per prompt.

>
> Ben Clifford'd solution is pretty much instantaneous, and the following
> extends it to StGIT (in a less clean but much faster way):
>
> ----------------------------------------------
> __prompt_githead() {
>     __PS_GIT="$(git-symbolic-ref HEAD 2>/dev/null)" || exit
>     __PS_GIT="$(basename $__PS_GIT)"
>     echo -n " $__PS_GIT"
>     __PS_GIT=$(cat "${GIT_DIR:-.git}/patches/$__PS_GIT/current" \
>                2>/dev/null) || exit
>     echo -n ":$__PS_GIT"
> }
> PS1='[\u@\h \W$(__prompt_githead)]\$ '
> ----------------------------------------------

This doesn't work if the branch have a / in the name or if you are in a 
subdirectory, not the top level. Probably not hard to fix though.

-- robin
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