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-rw-r--r--ChangeLog43
-rw-r--r--NEWS2
-rw-r--r--ports/ChangeLog.hppa5
-rw-r--r--ports/sysdeps/unix/sysv/linux/hppa/kernel-features.h5
-rw-r--r--sysdeps/unix/sysv/linux/aarch64/kernel-features.h1
-rw-r--r--sysdeps/unix/sysv/linux/alpha/kernel-features.h3
-rw-r--r--sysdeps/unix/sysv/linux/arm/kernel-features.h5
-rw-r--r--sysdeps/unix/sysv/linux/ia64/kernel-features.h5
-rw-r--r--sysdeps/unix/sysv/linux/internal_sendmmsg.S14
-rw-r--r--sysdeps/unix/sysv/linux/kernel-features.h21
-rw-r--r--sysdeps/unix/sysv/linux/microblaze/kernel-features.h5
-rw-r--r--sysdeps/unix/sysv/linux/mips/kernel-features.h5
-rw-r--r--sysdeps/unix/sysv/linux/sendmmsg.c13
-rw-r--r--sysdeps/unix/sysv/linux/tile/kernel-features.h5
14 files changed, 124 insertions, 8 deletions
diff --git a/ChangeLog b/ChangeLog
index 73f614b..4ad0fe6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,48 @@
2014-02-20 Joseph Myers <joseph@codesourcery.com>
+ [BZ #16611]
+ * sysdeps/unix/sysv/linux/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x030000 && __ASSUME_SOCKETCALL]
+ (__ASSUME_SENDMMSG_SOCKETCALL): Define.
+ [__LINUX_KERNEL_VERSION >= 0x030000 && (__i386__ || __x86_64__ ||
+ __powerpc__ || __sh__ || __sparc__)] (__ASSUME_SENDMMSG_SYSCALL):
+ Likewise.
+ [__i386__ || __powerpc__ || __sh__ || __sparc__]
+ (__ASSUME_SENDMMSG_SYSCALL_WITH_SOCKETCALL): Likewise.
+ [__ASSUME_SENDMMSG_SOCKETCALL || __ASSUME_SENDMMSG_SYSCALL]
+ (__ASSUME_SENDMMSG): Define instead of using previous
+ [__LINUX_KERNEL_VERSION >= 0x020627] condition.
+ * sysdeps/unix/sysv/linux/aarch64/kernel-features.h
+ (__ASSUME_SENDMMSG_SYSCALL): Define.
+ * sysdeps/unix/sysv/linux/alpha/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x030200] (__ASSUME_SENDMMSG_SYSCALL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/arm/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x030000] (__ASSUME_SENDMMSG_SYSCALL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/ia64/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x030000] (__ASSUME_SENDMMSG_SYSCALL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/internal_sendmmsg.S [__ASSUME_SOCKETCALL
+ && !__ASSUME_SENDMMSG_SYSCALL_WITH_SOCKETCALL &&
+ !__ASSUME_SENDMMSG_SYSCALL] (__NR_sendmmsg): Undefine.
+ [__ASSUME_SENDMMSG]: Change conditionals to
+ [__ASSUME_SENDMMSG_SOCKETCALL].
+ * sysdeps/unix/sysv/linux/microblaze/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x030300] (__ASSUME_SENDMMSG_SYSCALL):
+ Define.
+ * sysdeps/unix/sysv/linux/mips/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x030100] (__ASSUME_SENDMMSG_SYSCALL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/sendmmsg.c [__ASSUME_SOCKETCALL &&
+ !__ASSUME_SENDMMSG_SYSCALL_WITH_SOCKETCALL &&
+ !__ASSUME_SENDMMSG_SYSCALL] (__NR_sendmmsg): Undefine.
+ [!__ASSUME_SENDMMSG]: Change conditional to
+ [!__ASSUME_SENDMMSG_SOCKETCALL].
+ * sysdeps/unix/sysv/linux/tile/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x030000] (__ASSUME_SENDMMSG_SYSCALL):
+ Define.
+
[BZ #16610]
* sysdeps/unix/sysv/linux/kernel-features.h
[__LINUX_KERNEL_VERSION >= 0x020621 && __ASSUME_SOCKETCALL]
diff --git a/NEWS b/NEWS
index 35da791..5a7aa73 100644
--- a/NEWS
+++ b/NEWS
@@ -9,7 +9,7 @@ Version 2.20
* The following bugs are resolved with this release:
- 15894, 16447, 16545, 16574, 16609, 16610.
+ 15894, 16447, 16545, 16574, 16609, 16610, 16611.
* The am33 port, which had not worked for several years, has been removed
from ports.
diff --git a/ports/ChangeLog.hppa b/ports/ChangeLog.hppa
index 5829e55..c8eb072 100644
--- a/ports/ChangeLog.hppa
+++ b/ports/ChangeLog.hppa
@@ -1,5 +1,10 @@
2014-02-20 Joseph Myers <joseph@codesourcery.com>
+ [BZ #16611]
+ * sysdeps/unix/sysv/linux/hppa/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x030100] (__ASSUME_SENDMMSG_SYSCALL):
+ Define.
+
[BZ #16610]
* sysdeps/unix/sysv/linux/hppa/kernel-features.h
[__LINUX_KERNEL_VERSION >= 0x020622] (__ASSUME_RECVMMSG_SYSCALL):
diff --git a/ports/sysdeps/unix/sysv/linux/hppa/kernel-features.h b/ports/sysdeps/unix/sysv/linux/hppa/kernel-features.h
index 75e1999..e869c14 100644
--- a/ports/sysdeps/unix/sysv/linux/hppa/kernel-features.h
+++ b/ports/sysdeps/unix/sysv/linux/hppa/kernel-features.h
@@ -36,4 +36,9 @@
# define __ASSUME_RECVMMSG_SYSCALL 1
#endif
+/* Support for the sendmmsg syscall was added in 3.1. */
+#if __LINUX_KERNEL_VERSION >= 0x030100
+# define __ASSUME_SENDMMSG_SYSCALL 1
+#endif
+
#include_next <kernel-features.h>
diff --git a/sysdeps/unix/sysv/linux/aarch64/kernel-features.h b/sysdeps/unix/sysv/linux/aarch64/kernel-features.h
index 3f9cd04..417f89b 100644
--- a/sysdeps/unix/sysv/linux/aarch64/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/aarch64/kernel-features.h
@@ -31,6 +31,7 @@
#define __ASSUME_O_CLOEXEC 1
#define __ASSUME_PIPE2 1
#define __ASSUME_RECVMMSG_SYSCALL 1
+#define __ASSUME_SENDMMSG_SYSCALL 1
#define __ASSUME_SIGNALFD4 1
#define __ASSUME_SOCK_CLOEXEC 1
#define __ASSUME_UTIMES 1
diff --git a/sysdeps/unix/sysv/linux/alpha/kernel-features.h b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
index 6e4a515..e691bb0 100644
--- a/sysdeps/unix/sysv/linux/alpha/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
@@ -47,9 +47,10 @@
# define __ASSUME_RECVMMSG_SYSCALL 1
#endif
-/* Support for accept4 was added for alpha in 3.2. */
+/* Support for accept4 and sendmmsg was added for alpha in 3.2. */
#if __LINUX_KERNEL_VERSION >= 0x030200
# define __ASSUME_ACCEPT4_SYSCALL 1
+# define __ASSUME_SENDMMSG_SYSCALL 1
#endif
#include_next <kernel-features.h>
diff --git a/sysdeps/unix/sysv/linux/arm/kernel-features.h b/sysdeps/unix/sysv/linux/arm/kernel-features.h
index 7b43e36..401343b 100644
--- a/sysdeps/unix/sysv/linux/arm/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/arm/kernel-features.h
@@ -41,6 +41,11 @@
# define __ASSUME_ACCEPT4_SYSCALL 1
#endif
+/* Support for the sendmmsg syscall was added in 3.0. */
+#if __LINUX_KERNEL_VERSION >= 0x030000
+# define __ASSUME_SENDMMSG_SYSCALL 1
+#endif
+
#include_next <kernel-features.h>
/* Support for pselect6, ppoll and epoll_pwait was added in 2.6.32. */
diff --git a/sysdeps/unix/sysv/linux/ia64/kernel-features.h b/sysdeps/unix/sysv/linux/ia64/kernel-features.h
index b4955d9..dd4de39 100644
--- a/sysdeps/unix/sysv/linux/ia64/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/ia64/kernel-features.h
@@ -52,6 +52,11 @@
# define __ASSUME_RECVMMSG_SYSCALL 1
#endif
+/* Support for the sendmmsg syscall was added in 3.0. */
+#if __LINUX_KERNEL_VERSION >= 0x030000
+# define __ASSUME_SENDMMSG_SYSCALL 1
+#endif
+
/* Support for the accept4 syscall was added in 3.3. */
#if __LINUX_KERNEL_VERSION >= 0x030300
# define __ASSUME_ACCEPT4_SYSCALL 1
diff --git a/sysdeps/unix/sysv/linux/internal_sendmmsg.S b/sysdeps/unix/sysv/linux/internal_sendmmsg.S
index e6681f0..4d903ea 100644
--- a/sysdeps/unix/sysv/linux/internal_sendmmsg.S
+++ b/sysdeps/unix/sysv/linux/internal_sendmmsg.S
@@ -1,15 +1,25 @@
#include <kernel-features.h>
#include <sys/syscall.h>
+
+/* Do not use the sendmmsg syscall on socketcall architectures unless
+ it was added at the same time as the socketcall support or can be
+ assumed to be present. */
+#if defined __ASSUME_SOCKETCALL \
+ && !defined __ASSUME_SENDMMSG_SYSCALL_WITH_SOCKETCALL \
+ && !defined __ASSUME_SENDMMSG_SYSCALL
+# undef __NR_sendmmsg
+#endif
+
#if !defined __NR_sendmmsg && defined __NR_socketcall
# define socket sendmmsg
-# ifndef __ASSUME_SENDMMSG
+# ifndef __ASSUME_SENDMMSG_SOCKETCALL
# define __socket __internal_sendmmsg
# define NO_WEAK_ALIAS
# endif
# define NARGS 4
# define NEED_CANCELLATION
# include <socket.S>
-# ifdef __ASSUME_SENDMMSG
+# ifdef __ASSUME_SENDMMSG_SOCKETCALL
libc_hidden_def (__sendmmsg)
# endif
#endif
diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h
index 034257e..555b82c 100644
--- a/sysdeps/unix/sysv/linux/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/kernel-features.h
@@ -271,8 +271,25 @@
# define __ASSUME_PRLIMIT64 1
#endif
-/* sendmmsg is available in 2.6.39. */
-#if __LINUX_KERNEL_VERSION >= 0x020627
+/* Support for sendmmsg functionality was added in 3.0. The macros
+ defined correspond to those for accept4 and recvmmsg. */
+#if __LINUX_KERNEL_VERSION >= 0x030000 && defined __ASSUME_SOCKETCALL
+# define __ASSUME_SENDMMSG_SOCKETCALL 1
+#endif
+
+/* The sendmmsg syscall was added for i386, x86_64, PowerPC, SH and
+ SPARC in 3.0. */
+#if __LINUX_KERNEL_VERSION >= 0x030000 \
+ && (defined __i386__ || defined __x86_64__ || defined __powerpc__ \
+ || defined __sh__ || defined __sparc__)
+# define __ASSUME_SENDMMSG_SYSCALL 1
+#endif
+#if defined __i386__ || defined __powerpc__ || defined __sh__ \
+ || defined __sparc__
+# define __ASSUME_SENDMMSG_SYSCALL_WITH_SOCKETCALL 1
+#endif
+
+#if defined __ASSUME_SENDMMSG_SOCKETCALL || defined __ASSUME_SENDMMSG_SYSCALL
# define __ASSUME_SENDMMSG 1
#endif
diff --git a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
index 7266e96..1e9aba5 100644
--- a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
@@ -36,4 +36,9 @@
#endif
#define __ASSUME_RECVMMSG_SYSCALL_WITH_SOCKETCALL 1
+/* Support for the sendmmsg syscall was added in 3.3. */
+#if __LINUX_KERNEL_VERSION >= 0x030300
+# define __ASSUME_SENDMMSG_SYSCALL 1
+#endif
+
#include_next <kernel-features.h>
diff --git a/sysdeps/unix/sysv/linux/mips/kernel-features.h b/sysdeps/unix/sysv/linux/mips/kernel-features.h
index 22064d9..52cbf3a 100644
--- a/sysdeps/unix/sysv/linux/mips/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/mips/kernel-features.h
@@ -41,6 +41,11 @@
# define __ASSUME_RECVMMSG_SYSCALL 1
#endif
+/* Support for the sendmmsg syscall was added in 3.1. */
+#if __LINUX_KERNEL_VERSION >= 0x030100
+# define __ASSUME_SENDMMSG_SYSCALL 1
+#endif
+
#include_next <kernel-features.h>
/* The n32 syscall ABI did not have a getdents64 syscall until
diff --git a/sysdeps/unix/sysv/linux/sendmmsg.c b/sysdeps/unix/sysv/linux/sendmmsg.c
index f8494be..3074066 100644
--- a/sysdeps/unix/sysv/linux/sendmmsg.c
+++ b/sysdeps/unix/sysv/linux/sendmmsg.c
@@ -23,6 +23,14 @@
#include <sys/syscall.h>
#include <kernel-features.h>
+/* Do not use the sendmmsg syscall on socketcall architectures unless
+ it was added at the same time as the socketcall support or can be
+ assumed to be present. */
+#if defined __ASSUME_SOCKETCALL \
+ && !defined __ASSUME_SENDMMSG_SYSCALL_WITH_SOCKETCALL \
+ && !defined __ASSUME_SENDMMSG_SYSCALL
+# undef __NR_sendmmsg
+#endif
#ifdef __NR_sendmmsg
int
@@ -42,7 +50,7 @@ __sendmmsg (int fd, struct mmsghdr *vmessages, unsigned int vlen, int flags)
libc_hidden_def (__sendmmsg)
weak_alias (__sendmmsg, sendmmsg)
#elif defined __NR_socketcall
-# ifndef __ASSUME_SENDMMSG
+# ifndef __ASSUME_SENDMMSG_SOCKETCALL
extern int __internal_sendmmsg (int fd, struct mmsghdr *vmessages,
unsigned int vlen, int flags)
attribute_hidden;
@@ -86,7 +94,8 @@ __sendmmsg (int fd, struct mmsghdr *vmessages, unsigned int vlen, int flags)
libc_hidden_def (__sendmmsg)
weak_alias (__sendmmsg, sendmmsg)
# else
-/* When __ASSUME_SENDMMSG sendmmsg is defined in internal_sendmmsg.S. */
+/* When __ASSUME_SENDMMSG_SOCKETCALL sendmmsg is defined in
+ internal_sendmmsg.S. */
# endif
#else
# include <socket/sendmmsg.c>
diff --git a/sysdeps/unix/sysv/linux/tile/kernel-features.h b/sysdeps/unix/sysv/linux/tile/kernel-features.h
index b415d8f..bf7bddc 100644
--- a/sysdeps/unix/sysv/linux/tile/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/tile/kernel-features.h
@@ -29,6 +29,11 @@
#define __ASSUME_DUP3 1
#define __ASSUME_RECVMMSG_SYSCALL 1
+/* Support for the sendmmsg syscall was added in 3.0. */
+#if __LINUX_KERNEL_VERSION >= 0x030000
+# define __ASSUME_SENDMMSG_SYSCALL 1
+#endif
+
#include_next <kernel-features.h>
/* Define this if your 32-bit syscall API requires 64-bit register