[cairo] PKG_CONFIG undefined during checking for 'cairo's PNG backend', whilst 'checking for pkg-config' looks good.

[Kalle Vahlman]

2006/11/4, Leon Woestenberg <leon.woestenberg at gmail.com>:
> Hello all,
>
> On 11/4/06, Kalle Vahlman <kalle.vahlman at gmail.com> wrote:
> > 2006/11/4, Leon Woestenberg <leon.woestenberg at gmail.com>:
> > > I am bringing cairo 1.2.6 as an OpenEmbedded package build, but I run
> > > into an undefined PKG_CONFIG variable during configure testing the
> > > availability of png libraries using "--exists", while configure *did*
> > > find the full pkg-config.
> > >
> > > I am lost as where the PKG_CONFIG is set or cleared, can someone look
> > > along please?
> >
> > The actual issue (too old pkg-config) was already pointed out, but
> > just for future reference it is the
> >
> >   PKG_PROG_PKG_CONFIG(0.19)
> >
> > autotools macro in configure.in that checks for it and defines the variable.
> >
> > Perhaps failing this test should be made fatal (as building cairo
> > obviously doesn't work without it...)?
> >
> Fair enough, mine is 0.15.
>
> Any idea why 0.19 is required for cairo 1.2.6?

Apparently 0.18 is broken, so 0.19 is the earliest one can depend on
(and it's already year old so not the bleeding edge anyway...)

  https://bugs.freedesktop.org/show_bug.cgi?id=8686

-- 
Kalle Vahlman, zuh at iki.fi
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