From: Geoff Levand <geoffrey.lev...@am.sony.com>

This is a backport from uclibc-0.9.31.
Add the missing 5th arg to the ppoll syscall.
Fixes the uclibc error that ppoll returns -EINVAL.

Signed-off-by: Geoff Levand <geoffrey.lev...@am.sony.com>
---
 toolchain/uClibc/patches/300-fix-ppoll.diff |   39 ++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

--- /dev/null
+++ b/toolchain/uClibc/patches/300-fix-ppoll.diff
@@ -0,0 +1,39 @@
+
+It will match kernel's sigset_t starting from 0.9.31.
+
+Please try attached patch.
+-- 
+vda
+
+diff -d -urpN uClibc.0/libc/sysdeps/linux/common/ppoll.c 
uClibc.1/libc/sysdeps/linux/common/ppoll.c
+--- uClibc.0/libc/sysdeps/linux/common/ppoll.c
++++ uClibc.1/libc/sysdeps/linux/common/ppoll.c
+@@ -17,6 +17,7 @@
+    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+    02111-1307 USA.  */
+ 
++#include <signal.h>
+ #include <sys/syscall.h>
+ #include <sys/poll.h>
+ 
+@@ -26,9 +27,9 @@
+ 
+ # define __NR___libc_ppoll __NR_ppoll
+ static inline
+-_syscall4(int, __libc_ppoll, struct pollfd *, fds,
++_syscall5(int, __libc_ppoll, struct pollfd *, fds,
+       nfds_t, nfds, const struct timespec *, timeout,
+-      const __sigset_t *, sigmask);
++      const __sigset_t *, sigmask, size_t, sigsetsize)
+ 
+ int
+ ppoll (struct pollfd *fds, nfds_t nfds, const struct timespec *timeout,
+@@ -43,7 +44,7 @@
+       timeout = &tval;
+     }
+ 
+-  return __libc_ppoll(fds, nfds, timeout, sigmask);
++  return __libc_ppoll(fds, nfds, timeout, sigmask, _NSIG / 8);
+ }
+ libc_hidden_def(ppoll)
+ 

-- 

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