[vox-tech] Bash completion mystery

[Bill Kendrick]

I think we're due for an 'advanced bash' talk ;)

Stuff like this, as well as adding your own programs' completion
functions (e.g. trying 'tuxpaint --f<tab><tab>' yields
"--fancycursors --fullscreen", and 'mplayer <tab><tab>' to shows
playable media in the current directory)

-bill!

On Fri, Feb 24, 2012 at 07:55:32AM -0800, Wes Hardaker wrote:
> >>>>> On Thu, 23 Feb 2012 19:51:27 -0800, Bryan Richter <bryan.richter at gmail.com> said:
> 
> BR> Functions can be discovered with 'declare -f'.
> 
> The problem with todays environment is that there is real-executables,
> aliases and functions.  Aliases are pretty much lame in bash so everyone
> uses functions (which can take arguments, etc).
> 
> But in the end, there are in fact 3 places to look for a definition.  So
> about a month ago I wrote this:
> 
>     wh()       {
>         prog="$1"
>         if [ "`declare -F $prog`" != "" ] ; then
>             declare -f $prog
>         elif alias $prog > /dev/null 2>&1 ; then
>             alias $prog
>         else
>             which $prog
>         fi
>     }
> 
> Which if you use in replace of `which` checks all three sources and
> reports the definition or location to you.
> 
>   # wh ifconfig
>   /sbin/ifconfig
> 
>   # wh wh
>   wh () 
>   { 
>       prog="$1"
>       ...
> 
> -- 
> Wes Hardaker                                     
> My Pictures:  http://capturedonearth.com/
> My Thoughts:  http://pontifications.hardakers.net/
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-- 
-bill!
Sent from my computer