Re: [gentoo-dev] More general interface to use flags

["Marijn Schouten (hkBst)" <hkBst@gentoo.org>]

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Roy Marples wrote:
> On Fri, 2007-11-02 at 14:44 +0100, Marijn Schouten (hkBst) wrote:
>> [[ ${flag} = !* ]] && { success=1 ; flag=${flag:1} }
> 
> Could be written as
> [ "${flag#!}" != "${flag}" ] && { success=1; flag=${flag#!}; }
> 
>> string=$( (( ${success} == 0 )) && echo ${string_success} || echo
>> ${string_failure} )
>>     [[ -n ${string} ]] && echo ${string}
> 
> if [ "${success}" = "0" ]; then
>    string=${string_success}
> else
>    string=${string_failure}
> fi
> [ -n "${string}" ] && echo "${string}"

Actually I'd prefer to introduce

ifz() {
    [[ $1 = 0 ]] && echo $2 || echo $3
}

and reimplement as follows

string=$(ifz ${success} "${string_success}" "${string_failure}")

but I don't want to push my luck,

Marijn

- --
Marijn Schouten (hkBst), Gentoo Lisp project
<http://www.gentoo.org/proj/en/lisp/>, #gentoo-lisp on FreeNode
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