cheri: Fix sigevent ABI

Adjust padding to accommodate pointer size and alignment increase.

diff --git a/sysdeps/unix/sysv/linux/bits/types/sigevent_t.h b/sysdeps/unix/sysv/linux/bits/types/sigevent_t.h
index e8b28de7e3ff6b8bf47661235edbebed511534d8..ab0a6c0690d7dd208b814e85748fa3ef2bc6c0ff 100644 (file)
--- a/sysdeps/unix/sysv/linux/bits/types/sigevent_t.h
+++ b/sysdeps/unix/sysv/linux/bits/types/sigevent_t.h
@@ -7,7 +7,11 @@
 
 #define __SIGEV_MAX_SIZE       64
 #if __WORDSIZE == 64
-# define __SIGEV_PAD_SIZE      ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
+# ifdef __CHERI_PURE_CAPABILITY__
+#  define __SIGEV_PAD_SIZE     ((__SIGEV_MAX_SIZE / sizeof (int)) - 8)
+# else
+#  define __SIGEV_PAD_SIZE     ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
+# endif
 #else
 # define __SIGEV_PAD_SIZE      ((__SIGEV_MAX_SIZE / sizeof (int)) - 3)
 #endif