You need to add a patch that guards introspection with a meson option,
submit the patch upstream, and then add the patch to the recipe, with a
link (in the patch file) to the upstream submission.

Alex

On Sun, 23 Jan 2022 at 13:14, Markus Volk <f_l_k@t-online.de> wrote:

> yes, but folks is one of that gnome projects that made introspection
> mandatory. I can't find an option to disable it with the meson buildsystem:
>
> https://gitlab.gnome.org/GNOME/folks/-/blob/master/meson_options.txt
>
> So i'm really unsure what to do here.
>
> But i have added some more usable PACKAGECONFIG options and sent a patchv3
> Am 22.01.22 um 20:54 schrieb Alexander Kanavin:
>
> Gobject introspection is inherently hostile to cross compilation
> environments as it requires running a cross-compiled binary with the qemu
> emulator. That does not always work, and if it does not, your build will
> break. So there must be a way to turn it off when it happens.
>
> Alex
>
> On Sat, 22 Jan 2022 at 20:29, Markus Volk <f_l_k@t-online.de> wrote:
>
>> I tried to make the 'folks' backends buildable and it turned out, that
>> there are some more places where vala introspection is missing.
>>
>>
>> https://github.com/openembedded/meta-openembedded/blob/461c04657c3151629b503fe134e9d672520aacbb/meta-gnome/recipes-gnome/evolution-data-server/evolution-data-server.bb#L34
>>
>>
>> https://github.com/openembedded/meta-openembedded/blob/566049b4f1ddc049c1f89a5838d1a71bb429faa3/meta-oe/recipes-connectivity/telepathy/telepathy-glib_0.24.1.bb#L17
>>
>>
>> Most gnome projects meanwhile make gobject-introspection mandatory and i
>> can really feel why they are doing so for two important reasons.
>>
>> First it is just mandatory if you want to be able to build the whole
>> gnome universe and second it is in my option one of the greatest
>> features of gtk to be able to write code for it in almost every language
>> available. This should not be an optional feature so people could rely
>> on it.
>>
>> In both recipes introspection is disabled by default and dependent on
>> 'GI_DATA_ENABLED=true'. Wouldn't it be a good idea to just enable
>> Introspection by default? We already inherit gobject-introspection anyway.
>>
>> There are also some more issues in libgdata and libical with
>> introspection i was able to fix locally. Will send patches for it if
>> it'll be ok making introspection mandatory.
>>
>> Am 20.01.22 um 21:36 schrieb Markus Volk:
>> > Signed-off-by: Markus Volk <f_l_k@t-online.de>
>> > ---
>> >   .../folks/folks_0.15.4.bb                     | 24
>> +++++++++++++++++++
>> >   1 file changed, 24 insertions(+)
>> >   create mode 100644 meta-gnome/recipes-connectivity/folks/
>> folks_0.15.4.bb
>> >
>> > diff --git a/meta-gnome/recipes-connectivity/folks/folks_0.15.4.bb
>> b/meta-gnome/recipes-connectivity/folks/folks_0.15.4.bb
>> > new file mode 100644
>> > index 000000000..b4ca551c8
>> > --- /dev/null
>> > +++ b/meta-gnome/recipes-connectivity/folks/folks_0.15.4.bb
>> > @@ -0,0 +1,24 @@
>> > +SUMMARY = "Folks is a contact aggregation library."
>> > +LICENSE = "LGPLv2.1"
>> > +LIC_FILES_CHKSUM =
>> "file://COPYING;md5=2d5025d4aa3495befef8f17206a5b0a1"
>> > +
>> > +DEPENDS = " \
>> > +    glib-2.0 \
>> > +    libgee \
>> > +    libxml2 \
>> > +    dbus-glib \
>> > +    telepathy-glib \
>> > +"
>> > +
>> > +GNOMEBASEBUILDCLASS = "meson"
>> > +
>> > +# gobject-introspection is mandatory and cannot be configured
>> > +REQUIRED_DISTRO_FEATURES = "gobject-introspection-data"
>> > +GIR_MESON_OPTION = ""
>> > +
>> > +EXTRA_OEMESON = "-Deds_backend=false -Dbluez_backend=false
>> -Dofono_backend=false -Dtelepathy_backend=false"
>> > +
>> > +inherit gnomebase gettext gobject-introspection vala features_check
>> > +
>> > +SRC_URI[archive.sha256sum] =
>> "e71099afc9e88fad4e757ae134bc3fd63e12b901ad62b0ed5536afb79124af5f"
>> > +
>>
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