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Re: About Shell proggramming.



On  0, Squirrel <jsli@ict.ac.cn> wrote:
> apt_dest()
> {
> 	local m="$3"
> 	m="debootstrap.invalid"
> 	printf "$APTSTATE/lists/"
> 	echo "${m}_$4"|sed 's/\//_/g'
> }
> 
> apt_dest rel woody file:/instmnt dists/woody/Release
> 
> 
> what's the meaning of the above program,especial of "echo "${m}_$4"|sed
> 's/\//_/g"?

sed 's/\//_/g' means replace all occurences of '/' with '_'.  So in
the invocation above the result would be
'debootstrap.invalid_dists_woody_Release'.

Tom
-- 
Tom Cook
Information Technology Services, The University of Adelaide

"If it weren't for electricity we'd all be watching television by candlelight."
	- George Gobol

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