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From: Yann E. MORIN <yann.morin.1998@free.fr>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH 1/1] package/gstreamer1/gst1-plugins-bad: add sctp option
Date: Thu, 25 Feb 2021 23:15:15 +0100	[thread overview]
Message-ID: <20210225221515.GO2276@scaer> (raw)
In-Reply-To: <20210221105158.3461858-1-fontaine.fabrice@gmail.com>

Fabrice, All,

On 2021-02-21 11:51 +0100, Fabrice Fontaine spake thusly:
> sctp unconditionnally uses __sync_*_4 intrisics in
> https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/blob/master/ext/sctp/usrsctp/usrsctplib/user_atomic.h
> 
> As a result, this will raise the following build failure with bootlin
> sparc toolchain:
> 
> /srv/storage/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc/sparc-buildroot-linux-uclibc/9.3.0/../../../../sparc-buildroot-linux-uclibc/bin/ld: ext/sctp/usrsctp/libusrsctp-static.a(usrsctplib_user_socket.c.o): in function `usrsctp_conninput':
> user_socket.c:(.text+0x3004): undefined reference to `__sync_fetch_and_add_4'
> 
> sctp uses an internal version of usrsctp (which is not available in
> buildroot) and is available since version 1.15.1:
> https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/commit/e2f06326eac7c3c7fa9c0d5baf4bf9673fc93376

But then, we should also pass -Dsctp-internal-usrsctp=enabled, so as to
avoid using a system-wide one, no?

Regards,
Yann E. MORIN.

> Fixes:
>  - http://autobuild.buildroot.org/results/981b11ae9746d1eef40c1797398c4f6c16f005bd
> 
> Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
> ---
>  package/gstreamer1/gst1-plugins-bad/Config.in           | 4 ++++
>  package/gstreamer1/gst1-plugins-bad/gst1-plugins-bad.mk | 6 ++++++
>  2 files changed, 10 insertions(+)
> 
> diff --git a/package/gstreamer1/gst1-plugins-bad/Config.in b/package/gstreamer1/gst1-plugins-bad/Config.in
> index 191820df1d..3a9fc02745 100644
> --- a/package/gstreamer1/gst1-plugins-bad/Config.in
> +++ b/package/gstreamer1/gst1-plugins-bad/Config.in
> @@ -577,6 +577,10 @@ config BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_SBC
>  	bool "sbc"
>  	select BR2_PACKAGE_SBC
>  
> +config BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_SCTP
> +	bool "sctp"
> +	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # __sync_*_4 intrisics
> +
>  config BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_SHM
>  	bool "shm"
>  	help
> diff --git a/package/gstreamer1/gst1-plugins-bad/gst1-plugins-bad.mk b/package/gstreamer1/gst1-plugins-bad/gst1-plugins-bad.mk
> index 83abc7fab8..96f757ba77 100644
> --- a/package/gstreamer1/gst1-plugins-bad/gst1-plugins-bad.mk
> +++ b/package/gstreamer1/gst1-plugins-bad/gst1-plugins-bad.mk
> @@ -691,6 +691,12 @@ else
>  GST1_PLUGINS_BAD_CONF_OPTS += -Dsbc=disabled
>  endif
>  
> +ifeq ($(BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_SCTP),y)
> +GST1_PLUGINS_BAD_CONF_OPTS += -Dsctp=enabled
> +else
> +GST1_PLUGINS_BAD_CONF_OPTS += -Dsctp=disabled
> +endif
> +
>  ifeq ($(BR2_PACKAGE_GST1_PLUGINS_BAD_PLUGIN_SHM),y)
>  GST1_PLUGINS_BAD_CONF_OPTS += -Dshm=enabled
>  else
> -- 
> 2.30.0
> 
> _______________________________________________
> buildroot mailing list
> buildroot at busybox.net
> http://lists.busybox.net/mailman/listinfo/buildroot

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      reply	other threads:[~2021-02-25 22:15 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-21 10:51 [Buildroot] [PATCH 1/1] package/gstreamer1/gst1-plugins-bad: add sctp option Fabrice Fontaine
2021-02-25 22:15 ` Yann E. MORIN [this message]

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