Re: [OE-core] [PATCH] libffi: disable use of static exec trampolines

Re: [OE-core] [PATCH] libffi: disable use of static exec trampolines

[Yi Zhao]

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Sorry. Please ignore this.


On 7/16/21 5:10 PM, Yi Zhao wrote:
> Issue: LINCD-6022
>
> We encountered a blueman-applet segfault with libffi 3.4.2:
> $ blueman-applet
> blueman-applet 01.58.45 WARNING  PluginManager:148 __load_plugin: Not loading DhcpClient because its conflict has higher priority
> blueman-applet 01.58.45 WARNING  TransferService:189 _make_share_path: Failed to get Download dir from XDG
> blueman-applet 01.58.45 WARNING  PluginManager:148 __load_plugin: Not loading PPPSupport because its conflict has higher priority
> Segmentation fault
>
> This is because the static exec trampolines is enabled by default in
> libffi 3.4.2. However it doesn't work with gobject-introspection[1].
>
> [1] https://github.com/libffi/libffi/commit/132699b95d3ee4d889ea2a80540acf3300987dad
>
> (LOCAL REV: NOT UPSTREAM) -- Sent to oe-core on 20210716
>
> Signed-off-by: Yi Zhao <yi.zhao@windriver.com>
> ---
>   meta/recipes-support/libffi/libffi_3.4.2.bb | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/meta/recipes-support/libffi/libffi_3.4.2.bb b/meta/recipes-support/libffi/libffi_3.4.2.bb
> index 47b230afa2..19b6ed3e58 100644
> --- a/meta/recipes-support/libffi/libffi_3.4.2.bb
> +++ b/meta/recipes-support/libffi/libffi_3.4.2.bb
> @@ -18,7 +18,7 @@ SRC_URI[sha256sum] = "540fb721619a6aba3bdeef7d940d8e9e0e6d2c193595bc243241b77ff9
>   UPSTREAM_CHECK_URI = "https://github.com/libffi/libffi/releases/"
>   UPSTREAM_CHECK_REGEX = "libffi-(?P<pver>\d+(\.\d+)+)\.tar"
>   
> -EXTRA_OECONF += "--disable-builddir"
> +EXTRA_OECONF += "--disable-builddir --disable-exec-static-tramp"
>   EXTRA_OEMAKE_class-target = "LIBTOOLFLAGS='--tag=CC'"
>   inherit autotools texinfo multilib_header
>   
>
> 
>

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