[PATCH v3 2/2] siginfo.h: __SIGEV_PAD_SIZE takes __WORDSIZE into account
Vicente Olivert Riera
Vincent.Riera at imgtec.com
Thu Jan 2 15:02:12 UTC 2014
Make __SIGEV_PAD_SIZE to take __WORDSIZE into account for alpha, mips
and ia64 arches.
Signed-off-by: Vicente Olivert Riera <Vincent.Riera at imgtec.com>
---
libc/sysdeps/linux/alpha/bits/siginfo.h | 6 +++++-
libc/sysdeps/linux/ia64/bits/siginfo.h | 6 +++++-
libc/sysdeps/linux/mips/bits/siginfo.h | 7 +++++--
3 files changed, 15 insertions(+), 4 deletions(-)
diff --git a/libc/sysdeps/linux/alpha/bits/siginfo.h b/libc/sysdeps/linux/alpha/bits/siginfo.h
index 9993f66..0a37ad0 100644
--- a/libc/sysdeps/linux/alpha/bits/siginfo.h
+++ b/libc/sysdeps/linux/alpha/bits/siginfo.h
@@ -257,7 +257,11 @@ enum
/* Structure to transport application-defined values with signals. */
# define __SIGEV_MAX_SIZE 64
-# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
+# if __WORDSIZE == 64
+# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
+# else
+# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 3)
+# endif
typedef struct sigevent
{
diff --git a/libc/sysdeps/linux/ia64/bits/siginfo.h b/libc/sysdeps/linux/ia64/bits/siginfo.h
index 82cc73f..3ac988b 100644
--- a/libc/sysdeps/linux/ia64/bits/siginfo.h
+++ b/libc/sysdeps/linux/ia64/bits/siginfo.h
@@ -297,7 +297,11 @@ enum
/* Structure to transport application-defined values with signals. */
# define __SIGEV_MAX_SIZE 64
-# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
+# if __WORDSIZE == 64
+# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
+# else
+# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 3)
+# endif
typedef struct sigevent
{
diff --git a/libc/sysdeps/linux/mips/bits/siginfo.h b/libc/sysdeps/linux/mips/bits/siginfo.h
index 84b08ca..a6e4135 100644
--- a/libc/sysdeps/linux/mips/bits/siginfo.h
+++ b/libc/sysdeps/linux/mips/bits/siginfo.h
@@ -264,8 +264,11 @@ enum
/* Structure to transport application-defined values with signals. */
# define __SIGEV_MAX_SIZE 64
-# define __SIGEV_HEAD_SIZE (sizeof(long) + 2*sizeof(int))
-# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE - __SIGEV_HEAD_SIZE) / sizeof (int))
+# if __WORDSIZE == 64
+# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
+# else
+# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 3)
+# endif
/* Forward declaration of the `pthread_attr_t' type. */
struct __pthread_attr_s;
--
1.7.1
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