[pacman-dev] [PATCH] pacsysclean: Add new contrib script

[Eric Bélanger]

On Sun, Aug 7, 2011 at 8:16 PM, Dave Reisner <d at falconindy.com> wrote:
> On Sun, Aug 07, 2011 at 05:14:06PM -0400, Eric Bélanger wrote:
>> pacsysclean sort installed packages by decreasing installed size. It's
>> useful for finding large unused package when doing system clean-up. This
>> script is an improved version of other similar scripts posted on the
>> forums. Thanks goes to Dave as I reused the size_to_human function from his
>> paccache script.
>>
>> Signed-off-by: Eric Bélanger <snowmaniscool at gmail.com>
>>
>> ---
>>
>> If you can think of a better name, feel free to suggest one.

>
> I don't like the idea of using temp files for this when stdout will
> suffice (meaning the user can do with what they want. You can join all
> this together:
>
>  while read -r package; do
>    printf '%s\t%s\n' "$(pacman -Qi $package | awk '/^Installed Size/{print $4}')" "$package"
>  done | sort -gr | while IFS=$'\t' read -r size pkg; do
>    printf '%s\t%s\n' "$pkg" "$(size_to_human "$size")"
>  done
>

I only used temp files because I didn't know how to do the sorting and
size conversion together. I'll replace that with your while loop.

>
> But really, this is why I wrote expac.... so all that pacman|awk
> stuff turns into...
>
>  expac '%n\t%m' | sort -rgk2 | while IFS=$'\t' read name size; do
>    printf '%s\t%s\n' "$name" "$(size_to_human "${size% *}")"
>  done
>
> Obviously, not officially sanctioned...
>

Any reason why you didn't submitted it as a pacman contrib? Otherwise,
if I use it we'll need to add it as an optdepends for the
pacman-contrib package.


Eric

> dave
>
>
>