======= On Monday 31 March 2008, Etaoin Shrdlu wrote: =======
> On Monday 31 March 2008, 11:31, Andrew Gaydenko wrote:
> > I agree, my English is ugly. I'll try to explain. Saying "viewer" I
> > mean something like this:
> >
> > logviewer kdelibs
> >
> > will "produce" the same output as, say,
> >
> > less /usr/portage/kde-base/kdelibs/ChangeLog
> >
> > You see, it is impossible to remember all packages' dirs. Of
> > course, I can use 'q' or 'eix' to find a dir and then type in a
> > long 'less ...' command. But, well, why do all these 'eix' and 'q'
> > exist? I think to save some users' time. Is my intention more clear
> > now? :-)
>
> Neil will surely provide an adequate answer, however, if your needs
> aren't too sophisticated, you could put together something like
>
> $ cat logviewer.sh
> #!/bin/bash
>
> if [ -z "$1" ]; then
> echo "Must specify package name!" >&2
> exit 1
> fi
>
> p=`eix --only-names -e "$1"`
>
> if [ -z "$p" ]; then
> echo "$1: No matches found" >&2
> exit 1
> else
> howmany=`echo "$p" | wc -l`
> if [ "$howmany" -gt 1 ]; then
> echo "Many packages with the same name, refine search string:"
> >&2 echo "$p" >&2
> exit 1
> fi
> fi
>
> c="/usr/portage/${p}/ChangeLog"
>
> if [ -z "$EDITOR" ]; then
> EDITOR=`which vi`
> fi
>
> "$EDITOR" "$c"
> ---------
>
> You can also remove the "-e" from the eix line if you want
> approximate matching (that will require you to specify the category
> almost always though).
> Hope this helps.
Thanks! I definitely must read a bash documentaton :-)
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