Re: [OE-core] [PATCH 2/2] gtk4: Fix a build error in examples/application8

["Böszörményi Zoltán" <zboszor@gmail.com>]

2026. 03. 14. 15:20 keltezéssel, Zoltan Boszormenyi via lists.openembedded.org írta:
> Add a backported patch from master to use underscore instead of
> space in a generated filename. This fixes the build error:
>
> | /usr/bin/ld: cannot find examples/application8/exampleapp8.p/meson-generated_.._exampleapp8: No such file or directory
> | /usr/bin/ld: cannot find resources.c.o: No such file or directory
>
> Signed-off-by: Zoltán Böszörményi <zboszor@gmail.com>
> ---
>   ...-t-use-space-in-meson-generated-file.patch | 34 +++++++++++++++++++
>   meta/recipes-gnome/gtk+/gtk4_4.20.3.bb        |  2 ++
>   2 files changed, 36 insertions(+)
>   create mode 100644 meta/recipes-gnome/gtk+/gtk4/0001-application8-Don-t-use-space-in-meson-generated-file.patch
>
> diff --git a/meta/recipes-gnome/gtk+/gtk4/0001-application8-Don-t-use-space-in-meson-generated-file.patch b/meta/recipes-gnome/gtk+/gtk4/0001-application8-Don-t-use-space-in-meson-generated-file.patch
> new file mode 100644
> index 0000000000..2a79fc637d
> --- /dev/null
> +++ b/meta/recipes-gnome/gtk+/gtk4/0001-application8-Don-t-use-space-in-meson-generated-file.patch
> @@ -0,0 +1,34 @@
> +From d26453923a21de0d908af3bf83c69263aaee5705 Mon Sep 17 00:00:00 2001
> +From: =?UTF-8?q?Zolt=C3=A1n=20B=C3=B6sz=C3=B6rm=C3=A9nyi?=
> + <zboszor@gmail.com>
> +Date: Wed, 11 Mar 2026 07:02:10 +0100
> +Subject: [PATCH] application8: Don't use space in meson generated filename
> +MIME-Version: 1.0
> +Content-Type: text/plain; charset=UTF-8
> +Content-Transfer-Encoding: 8bit
> +
> +All other example apps use underscore, examples/application8
> +has a build error:
> +
> +| /usr/bin/ld: cannot find examples/application8/exampleapp8.p/meson-generated_.._exampleapp8: No such file or directory
> +| /usr/bin/ld: cannot find resources.c.o: No such file or directory
> +
> +Signed-off-by: Zoltán Böszörményi <zboszor@gmail.com>
> +Upstream-Status: Backport [https://gitlab.gnome.org/GNOME/gtk/-/merge_requests/9627]
> +---
> + examples/application8/meson.build | 2 +-
> + 1 file changed, 1 insertion(+), 1 deletion(-)
> +
> +diff --git a/examples/application8/meson.build b/examples/application8/meson.build
> +index f2e1d7cea9..77987d554a 100644
> +--- a/examples/application8/meson.build
> ++++ b/examples/application8/meson.build
> +@@ -1,4 +1,4 @@
> +-app8_resources = gnome.compile_resources('exampleapp8 resources',
> ++app8_resources = gnome.compile_resources('exampleapp8_resources',
> +   'exampleapp.gresource.xml',
> +   source_dir: meson.current_source_dir())
> +
> +--
> +2.53.0
> +
> diff --git a/meta/recipes-gnome/gtk+/gtk4_4.20.3.bb b/meta/recipes-gnome/gtk+/gtk4_4.20.3.bb
> index ef9a05f7fe..0cca44fb5c 100644
> --- a/meta/recipes-gnome/gtk+/gtk4_4.20.3.bb
> +++ b/meta/recipes-gnome/gtk+/gtk4_4.20.3.bb
> @@ -35,6 +35,8 @@ LIC_FILES_CHKSUM = " \
>   
>   SRC_URI[archive.sha256sum] = "2873f2903088a66c71173ea2ed85ffae266a66b972c3a4842bbb2f6f187ec153"
>   
> +SRC_URI += "file://0001-application8-Don-t-use-space-in-meson-generated-file.patch"

Sorry, but this change is not completely correct.
For target builds, it only works with the latest meson if :append is used instead of +=

But 4.22.1 contains the same patch out of the box, so upgrading
to that version would be a better change.

> +
>   S = "${UNPACKDIR}/${GNOMEBN}-${PV}"
>   
>   CVE_PRODUCT = "gnome:gtk"
>
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