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.
Signed-off-by: Bernd Kuhls <[email protected]>
---
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
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