Re: bash variables

[Mart Frauenlob <mart.frauenlob@chello.at>]

On 25.02.2011 23:21, Mike McClain wrote:
> I occasionally have problems with bash variables, for instance
> the following command lists (along with everything else)
>   2 *.deb files in /home/mike/
>
> root@/deb40a:~>  FIND1="-maxdepth 1 -type f -print -name '*'"; \
>      GREP="-v '\.\(deb\|gz\|tgz\|bz2\|tbz\|zip\)$'"; \
>      find /home/mike/ $FIND1 | grep $GREP ;
>
> while without variables;
> root@/deb40a:~>  find /home/mike/ -maxdepth 1 -type f -print -name '*' |
>      grep -v '\.\(deb\|gz\|tgz\|bz2\|tbz\|zip\)$'
> does not list the 2 *.deb files.
>
> In the same vein this command lists nothing:
> root@/deb40a:~>  FIND="-name '*'"; find /root/bin $FIND
> while
> root@/deb40a:~>  find /root/bin -name '*'
> lists 25 files.
>
> This only bites me once in a while but when it does it can be very
> frustrating so any hints / tips are welcome.
> Thanks,
> Mike McClain

I'd do:

find . -maxdepth 1 -type f -regextype posix-egrep -regex '.*\.(deb|gz)'

...

F="find . -maxdepth 1 -type f -regextype posix-egrep -regex .*\.(deb|gz)"
$F