Re: [REVIEW for merge] kbuild updates including silence of section mismatch check

[Sam Ravnborg <sam@ravnborg.org>]

Bryan this was from you - please comment/fix.

	Sam

On Sat, Feb 02, 2008 at 10:25:51PM +0100, Frans Pop wrote:
> Sam Ravnborg wrote:
> > --- a/scripts/setlocalversion
> > +++ b/scripts/setlocalversion
> > @@ -45,3 +45,18 @@ if hgid=`hg id 2>/dev/null`; then
> > # All done with mercurial
> > exit
> > fi
> > +
> > +# Check for svn and a svn repo.
> > +if rev=`svn info 2>/dev/null | grep '^Revision' | awk '{print $NF}'` ; then
> > +       changes=`svn status 2>/dev/null | grep '^[AMD]' | wc -l` 
> > +
> > +       # Are there uncommitted changes?
> > +       if [ $changes != 0 ]; then
> > +               printf -- '-svn%s%s%s' "$rev" -dirty "$changes"
> > +       else
> > +               printf -- '-svn%s' "$rev"
> > +       fi
> > +
> > +       # All done with svn
> > +       exit
> > +fi
> 
> This looks broken. Unless I'm very much mistaken the 'if' statement is
> always going to be true because the awk statement will always execute
> without error. Try: echo "" | awk '{print $NF}' || echo Error
> 
> So, the code should probably be changed to:
> +if rev=`svn info 2>/dev/null | grep '^Revision' ; then
> +	rev=`echo $rev | awk '{print $NF}'`
> +       changes=`svn status 2>/dev/null | grep '^[AMD]' | wc -l` 
> 
> or alternatively:
> +if rev=`svn info 2>/dev/null | grep '^Revision' | awk '{print $NF}'` && \
> +   [ -n "$rev" ] ; then 
> +       changes=`svn status 2>/dev/null | grep '^[AMD]' | wc -l` 
> 
> Cheers,
> FJP
> 
> P.S. Looks like the mercurial section is missing some indentation.