Re: PATCH: Update --with-system-zlib

Mike Frysinger
2015-04-01T17:17:26Z

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On 01 Apr 2015 19:05, Bernhard Reutner-Fischer wrote:
> On April 1, 2015 6:54:31 PM GMT+02:00, Mike Frysinger wrote:
> >On 01 Apr 2015 05:04, H.J. Lu wrote:
> >> --- a/config/zlib.m4
> >> +++ b/config/zlib.m4
> >> @@ -9,8 +9,10 @@ AC_DEFUN([AM_ZLIB],
> >> zlibinc="-I\$(srcdir)/../zlib"
> >> AC_ARG_WITH(system-zlib,
> >> [AS_HELP_STRING([--with-system-zlib], [use installed libz])],
> >> - zlibdir=
> >> - zlibinc=
> >> + if test x$with_system_zlib = xyes ; then
> >> + zlibdir=
> >> + zlibinc=
> >> + fi
> >> )
> >
> >this is inside the 3rd arg, so normally you check $withval. this code
> >will
> >still work as the generated shell does:
> >if test "${with_system_zlib+set}" = set; then :
>
> Why doesn't this expand to test -n "${with_system_zlib+set}"
> nowadays, BTW? Would be faster to parse and supposedly sums up quite a bit, fwiw.

question for the autoconf list ?

although note that this is autoconf-2.64 as that is what the tree has locked
itself to currently.
-mike

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