pkg_replace and detecting pkg(ng)

[Ken DEGUCHI]

Hello,

I made a patch for your request.

Please see, http://www.freebsd.org/cgi/query-pr.cgi?pr=187723

Thank you.

> Hi,
> 
> In the past I've been able to use pkg_replace on machine that didn't
> have the ports collection installed.
> 
> With the current version of pkg_replace this doesn't seem to be
> possible anymore, since pkg(ng) detection breaks in those cases:
> 
> : ${use_pkgng="`/usr/bin/make -f/usr/share/mk/bsd.port.mk -V
> WITH_PKGNG`"}
> if [ "x${use_pkgng}" = "xdevel" ]; then
>   use_pkgng="yes"
> fi
> 
> bsd.port.mk requires /usr/ports/Mk/...
> 
> One of the main motivations to use pkg_replace for me is to not having
> a ports tree on the machines I use it on.
> 
> I would suggest to replace this with a detection mechanism similar to
> what ports does:
> 
> If sysctl -n kern.osreldate >= 1000017
>  use_pkgng=yes, unless WITHOUT_PKGNG is defined
> else if defined(WITH_PKGNG) (any value, not just ==yes)
>  use_pkgng=yes
> else
>  use_pkgng=no
> 
> Determining WITH_PKGNG/WITHOUT_PKGNG should be done using make -V VAR
> (without specifying a Makefile, so /etc/make.conf is read).
> 
> - Michael
> 
> -- 
> Michael Gmelin