[Buildroot] [PATCH 1/1] package/uclibc: Fix ffmpeg build on aarch64

[Buildroot] [PATCH 1/1] package/uclibc: Fix ffmpeg build on aarch64

[Bernd Kuhls]

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
---
 ...-sys-ucontext.h-include-bits-sigcontext.h.patch | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 package/uclibc/0001-aarch64-sys-ucontext.h-include-bits-sigcontext.h.patch

diff --git a/package/uclibc/0001-aarch64-sys-ucontext.h-include-bits-sigcontext.h.patch b/package/uclibc/0001-aarch64-sys-ucontext.h-include-bits-sigcontext.h.patch
new file mode 100644
index 0000000000..0a1fdf6cb8
--- /dev/null
+++ b/package/uclibc/0001-aarch64-sys-ucontext.h-include-bits-sigcontext.h.patch
@@ -0,0 +1,49 @@
+From 1c27982bb8a007bb1a6a29db8e6efb1f40975879 Mon Sep 17 00:00:00 2001
+From: Bernd Kuhls <bernd.kuhls@t-online.de>
+Date: Sun, 28 Jan 2018 13:59:30 +0100
+Subject: [PATCH 1/1] aarch64/sys/ucontext.h: include bits/sigcontext.h
+
+Fixes a buildroot build error with ffmpeg
+
+In file included from /home/bernd/buildroot/output/host/aarch64-buildroot-linux-uclibc/sysroot/usr/include/signal.h:329:0,
+                 from fftools/ffmpeg.h:26,
+                 from fftools/ffmpeg_opt.c:23:
+/home/bernd/buildroot/output/host/aarch64-buildroot-linux-uclibc/sysroot/usr/include/sys/ucontext.h:52:16:
+ error: field 'uc_mcontext' has incomplete type
+     mcontext_t uc_mcontext;
+                ^~~~~~~~~~~
+
+using this defconfig:
+
+BR2_aarch64=y
+BR2_PACKAGE_FFMPEG=y
+
+sys/ucontext.h for other archs already include bits/sigcontext.h,
+on aarch64 this is needed as well.
+
+Patch sent upstream:
+https://mailman.uclibc-ng.org/pipermail/devel/2018-January/001622.html
+
+Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
+---
+ libc/sysdeps/linux/aarch64/sys/ucontext.h | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/libc/sysdeps/linux/aarch64/sys/ucontext.h b/libc/sysdeps/linux/aarch64/sys/ucontext.h
+index d17458896..dc7303b54 100644
+--- a/libc/sysdeps/linux/aarch64/sys/ucontext.h
++++ b/libc/sysdeps/linux/aarch64/sys/ucontext.h
+@@ -26,6 +26,10 @@
+ 
+ #include <sys/procfs.h>
+ 
++/* We need the signal context definitions even if they are not used
++   included in <signal.h>.  */
++#include <bits/sigcontext.h>
++
+ typedef elf_greg_t greg_t;
+ 
+ /* Container for all general registers.  */
+-- 
+2.11.0
+
-- 
2.11.0

[Buildroot] [PATCH 1/1] package/uclibc: Fix ffmpeg build on aarch64

[Romain Naour]

Hi Bernd,

Le 28/01/2018 ? 16:20, Bernd Kuhls a ?crit?:
> Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
> ---
>  ...-sys-ucontext.h-include-bits-sigcontext.h.patch | 49 ++++++++++++++++++++++
>  1 file changed, 49 insertions(+)
>  create mode 100644 package/uclibc/0001-aarch64-sys-ucontext.h-include-bits-sigcontext.h.patch
> 
> diff --git a/package/uclibc/0001-aarch64-sys-ucontext.h-include-bits-sigcontext.h.patch b/package/uclibc/0001-aarch64-sys-ucontext.h-include-bits-sigcontext.h.patch
> new file mode 100644
> index 0000000000..0a1fdf6cb8
> --- /dev/null
> +++ b/package/uclibc/0001-aarch64-sys-ucontext.h-include-bits-sigcontext.h.patch
> @@ -0,0 +1,49 @@
> +From 1c27982bb8a007bb1a6a29db8e6efb1f40975879 Mon Sep 17 00:00:00 2001
> +From: Bernd Kuhls <bernd.kuhls@t-online.de>
> +Date: Sun, 28 Jan 2018 13:59:30 +0100
> +Subject: [PATCH 1/1] aarch64/sys/ucontext.h: include bits/sigcontext.h
> +
> +Fixes a buildroot build error with ffmpeg
> +
> +In file included from /home/bernd/buildroot/output/host/aarch64-buildroot-linux-uclibc/sysroot/usr/include/signal.h:329:0,
> +                 from fftools/ffmpeg.h:26,
> +                 from fftools/ffmpeg_opt.c:23:
> +/home/bernd/buildroot/output/host/aarch64-buildroot-linux-uclibc/sysroot/usr/include/sys/ucontext.h:52:16:
> + error: field 'uc_mcontext' has incomplete type
> +     mcontext_t uc_mcontext;
> +                ^~~~~~~~~~~
> +
> +using this defconfig:
> +
> +BR2_aarch64=y
> +BR2_PACKAGE_FFMPEG=y
> +
> +sys/ucontext.h for other archs already include bits/sigcontext.h,
> +on aarch64 this is needed as well.
> +
> +Patch sent upstream:
> +https://mailman.uclibc-ng.org/pipermail/devel/2018-January/001622.html

Just a small update on this patch.
It was accepted upstream and a new uClibc-ng release is available (1.0.29).

This patch is necessary for the 2018.02.x stable branch (which use uClibc-ng 1.0.28)

Reviewed-by: Romain Naour <romain.naour@gmail.com>

Best regards,
Romain


> +
> +Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
> +---
> + libc/sysdeps/linux/aarch64/sys/ucontext.h | 4 ++++
> + 1 file changed, 4 insertions(+)
> +
> +diff --git a/libc/sysdeps/linux/aarch64/sys/ucontext.h b/libc/sysdeps/linux/aarch64/sys/ucontext.h
> +index d17458896..dc7303b54 100644
> +--- a/libc/sysdeps/linux/aarch64/sys/ucontext.h
> ++++ b/libc/sysdeps/linux/aarch64/sys/ucontext.h
> +@@ -26,6 +26,10 @@
> + 
> + #include <sys/procfs.h>
> + 
> ++/* We need the signal context definitions even if they are not used
> ++   included in <signal.h>.  */
> ++#include <bits/sigcontext.h>
> ++
> + typedef elf_greg_t greg_t;
> + 
> + /* Container for all general registers.  */
> +-- 
> +2.11.0
> +
> 

[Buildroot] [PATCH 1/1] package/uclibc: Fix ffmpeg build on aarch64

[Peter Korsgaard]

>>>>> "Bernd" == Bernd Kuhls <bernd.kuhls@t-online.de> writes:

 > Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>

Committed to 2018.02.x, thanks.

-- 
Bye, Peter Korsgaard