Re: [Buildroot] [PATCH v3] package/libcppconnman: add new package

Hi Julien,

Thanks again for the help. I have submitted the v4 of the patch, which I
verified using the command you provided.

I hope everything is correct now.

Thanks,

Andrea Ricchi
Embedded Software Engineer
M. +39 333 775 4973
[email protected]
―――――――――――――――
Amarula Solutions SRL
 Via Felice Cavallotti 25D, 41012 Carpi, MO, IT
[email protected]
www.amarulasolutions.com



On Tue, Jul 21, 2026 at 9:59 PM Julien Olivain <[email protected]> wrote:

> Hi Andrea,
>
> On 21/07/2026 09:06, Andrea Ricchi wrote:
> > Hi Julien,
> >
> > Thanks again for the review, and sorry about the pipeline issue.
> >
> > I tried running ./utils/test-pkg -a -p libcppconnman locally and got
> > bootlin-sparc-uclibc [24/32]: OK. In my .config, I have the following
> > set:
> >
> > BR2_PACKAGE_LIBCPPCONNMAN=y
> > BR2_PACKAGE_LIBCPPCONNMAN_EXAMPLE=y
> >
> > Do you have any idea why it works on my machine but fails in the
> > GitLab pipeline? Could it be due to some specific build environment
> > configuration?
>
> The host environment should not have any impact for this kind of issue.
>
> Are you using the correct command and are you looking at
> the right config file?
>
> For enabling examples in a test-pkg run, you should use
> commands like:
>
> cat >my.config <<EOF
> BR2_PACKAGE_LIBCPPCONNMAN=y
> BR2_PACKAGE_LIBCPPCONNMAN_EXAMPLE=y
> EOF
> utils/test-pkg -a -p libcppconnman -c my.config
>
> The generated config of a failing builds should be in:
> "~/br-test-pkg/bootlin-microblazeel-uclibc/.config"
> rather than in "./.config".
>
> > Thanks!
> >
> > Andrea Ricchi
> > Embedded Software Engineer
> > M. +39 333 775 4973
> > [email protected]
> > ―――――――――――――――
> > Amarula Solutions SRL
> >  Via Felice Cavallotti 25D, 41012 Carpi, MO, IT
> > [email protected]
> > www.amarulasolutions.com [2]
> >
> > On Mon, Jul 20, 2026 at 9:22 PM Julien Olivain <[email protected]> wrote:
> >
> >> Hi Andrea,
> >>
> >> Thanks for the updated patch!
> >>
> >> On 20/07/2026 14:22, Andrea Ricchi wrote:
> >>> libcppconnman is a C++ library that provides an easy-to-use API
> >>> to communicate with ConnMan over D-Bus using GDBus.
> >>>
> >>> https://github.com/amarula/libcppconnman
> >>>
> >>> Also add myself to DEVELOPERS for this package.
> >>>
> >>> Signed-off-by: Andrea Ricchi <[email protected]>
> >>> ---
> >>> Changes v2 -> v3:
> >>> - Config.in: add BR2_TOOLCHAIN_GCC_AT_LEAST_10 dependency (C++20
> >> /
> >>> <ranges>),
> >>> fixing build failures on GCC < 10 toolchains reported by the
> >>> autobuilders
> >>> - Config.in, libcppconnman.mk [1]: select and depend on readline
> >> for the
> >>> example,
> >>> fixing the missing readline library configure error when
> >> examples
> >>> are enabled
> >>>
> >>> Changes v1 -> v2:
> >>> - add missing libcppconnman entry in package/Config.in
> >>> - merge the DEVELOPERS addition into this patch
> >>>
> >>> DEVELOPERS                               |  1 +
> >>> package/Config.in                        |  1 +
> >>> package/libcppconnman/Config.in          | 28
> >> ++++++++++++++++++++++++
> >>> package/libcppconnman/libcppconnman.hash |  3 +++
> >>> package/libcppconnman/libcppconnman.mk [1]   | 25
> >> +++++++++++++++++++++
> >>> 5 files changed, 58 insertions(+)
> >>> create mode 100644 package/libcppconnman/Config.in
> >>> create mode 100644 package/libcppconnman/libcppconnman.hash
> >>> create mode 100644 package/libcppconnman/libcppconnman.mk [1]
> >>>
> >> [...]
> >>> diff --git a/package/libcppconnman/Config.in
> >>> b/package/libcppconnman/Config.in
> >>> new file mode 100644
> >>> index 0000000000..d99d711e25
> >>> --- /dev/null
> >>> +++ b/package/libcppconnman/Config.in
> >>> @@ -0,0 +1,28 @@
> >>> +config BR2_PACKAGE_LIBCPPCONNMAN
> >>> +     bool "libcppconnman"
> >>> +     depends on BR2_INSTALL_LIBSTDCPP
> >>> +     depends on BR2_TOOLCHAIN_GCC_AT_LEAST_10 # C++20
> >>> +     depends on BR2_USE_WCHAR # libglib2
> >>> +     depends on BR2_TOOLCHAIN_HAS_THREADS # libglib2
> >>> +     depends on BR2_USE_MMU # libglib2
> >>> +     select BR2_PACKAGE_LIBGLIB2
> >>> +     help
> >>> +       libcppconnman provide easy to use C++ API to communicate
> >>> +       with ConnMan via the DBus using GDBus.
> >>> +
> >>> +       https://amarula.github.io/libcppconnman/
> >>> +
> >>> +comment "libcppconnman needs a toolchain w/ C++20, wchar,
> >> threads"
> >>> +     depends on BR2_USE_MMU
> >>> +     depends on !BR2_INSTALL_LIBSTDCPP || !BR2_USE_WCHAR || \
> >>> +             !BR2_TOOLCHAIN_HAS_THREADS ||
> >> !BR2_TOOLCHAIN_GCC_AT_LEAST_10
> >>> +
> >>> +if BR2_PACKAGE_LIBCPPCONNMAN
> >>> +
> >>> +config BR2_PACKAGE_LIBCPPCONNMAN_EXAMPLE
> >>> +     bool "libcppconnman example"
> >>
> >> It seems there is still 2 build failures with the examples. See:
> >> https://gitlab.com/jolivain/buildroot/-/pipelines/2691451879
> >>
> >> It is likely due to a missing dependency on
> >> BR2_TOOLCHAIN_HAS_SYNC_1.
> >>
> >> Could you have a look please?
> >>
> >>> +     select BR2_PACKAGE_READLINE
> >>> +     help
> >>> +       Compile CLI example.
> >>> +
> >>> +endif
> >>
> >> Best regards,
> >>
> >> Julien.
> >
> >
> > Links:
> > ------
> > [1] http://libcppconnman.mk
> > [2] http://www.amarulasolutions.com/
>
> Best regards,
>
> Julien.
>

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