On Wed, 2023-08-16 at 12:47 +0200, Michał Górny wrote:
> On Wed, 2023-08-16 at 07:39 +0100, James Le Cuirot wrote:
> > We dynamically determine Python's SITEDIR and INCLUDEDIR using the build
> > host's Python. This breaks down when the build host's prefix differs
> > from the target host's prefix, so chop off the former and prepend the
> > latter.
> >
> > This assumes that each Python implementation is always installed using
> > the same scheme. Meson already makes this assumption, and gpep517 makes
> > a similar assumption to determine Python's stdlib location.
> >
> > We could improve on this and determine these locations using SYSROOT's
> > sysconfigdata file, like gpep517 does, but this seems needlessly
> > complex. We would need to take this approach for PYTHON_LIBPATH and
> > PYTHON_CONFIG, but these are only used by handful of packages.
> >
> > ${BROOT-${EPREFIX}} is needed rather than plain ${BROOT} for the same
> > reason we need it for PYTHON, namely that Portage <3.0.50 was buggy.
> >
> > Signed-off-by: James Le Cuirot <ch...@gentoo.org>
> > ---
> >
> > Note that gpep517 also needs the same treatment, but I'll handle that
> > later. This at least allows Portage itself to be installed.
> >
> > eclass/python-utils-r1.eclass | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/eclass/python-utils-r1.eclass b/eclass/python-utils-r1.eclass
> > index 2fffd6d56bf5..abfb74832f30 100644
> > --- a/eclass/python-utils-r1.eclass
> > +++ b/eclass/python-utils-r1.eclass
> > @@ -351,6 +351,7 @@ _python_export() {
> >
> > print(sysconfig.get_path("purelib"))
> > EOF
> > )
> > +
> > PYTHON_SITEDIR="${EPREFIX}${PYTHON_SITEDIR#${BROOT-${EPREFIX}}}"
> > export PYTHON_SITEDIR
> > debug-print "${FUNCNAME}: PYTHON_SITEDIR =
> > ${PYTHON_SITEDIR}"
> > ;;
> > @@ -362,6 +363,7 @@ _python_export() {
> >
> > print(sysconfig.get_path("platinclude"))
> > EOF
> > )
> > +
> > PYTHON_INCLUDEDIR="${ESYSROOT}${PYTHON_INCLUDEDIR#${BROOT-${EPREFIX}}}"
> > export PYTHON_INCLUDEDIR
> > debug-print "${FUNCNAME}: PYTHON_INCLUDEDIR =
> > ${PYTHON_INCLUDEDIR}"
> >
> >
>
> You don't seem to have changed that, actually.Ah! Sorry, I shouldn't make changes in a rush before starting the day job. ionen said globbing, when this is technically pattern matching, so I got confused and thought quoting the whole thing would fix it. Actually globbing doesn't even occur when assigning variables.
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