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[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / s390 / kernel-features.h

diff --git a/sysdeps/unix/sysv/linux/s390/kernel-features.h b/sysdeps/unix/sysv/linux/s390/kernel-features.h
index 96f73ef9592e83eadb9cdb508e8b5a2700a309fe..7e7437df5c2bb52a055e9763f92c1fb54df8fdea 100644 (file)
--- a/sysdeps/unix/sysv/linux/s390/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/s390/kernel-features.h
@@ -1,6 +1,6 @@
 /* Set flags signalling availability of kernel features based on given
    kernel version number.  S/390 version.
-   Copyright (C) 1999-2015 Free Software Foundation, Inc.
+   Copyright (C) 1999-2019 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -15,9 +15,38 @@
 
    You should have received a copy of the GNU Lesser General Public
    License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
+   <https://www.gnu.org/licenses/>.  */
 
-/* S/390 uses socketcall.  */
-#define __ASSUME_SOCKETCALL            1
+/* Direct socketcalls available with kernel 4.3.  */
+#if __LINUX_KERNEL_VERSION >= 0x040300
+# define __ASSUME_SOCKET_SYSCALL             1
+# define __ASSUME_SOCKETPAIR_SYSCALL         1
+# define __ASSUME_BIND_SYSCALL               1
+# define __ASSUME_LISTEN_SYSCALL             1
+# define __ASSUME_GETSOCKOPT_SYSCALL         1
+# define __ASSUME_SETSOCKOPT_SYSCALL         1
+# define __ASSUME_GETSOCKNAME_SYSCALL        1
+# define __ASSUME_GETPEERNAME_SYSCALL        1
+# define __ASSUME_SHUTDOWN_SYSCALL           1
+#endif
 
 #include_next <kernel-features.h>
+
+#undef __ASSUME_ACCEPT_SYSCALL
+
+#if __LINUX_KERNEL_VERSION < 0x040300
+# undef __ASSUME_ACCEPT4_SYSCALL
+# undef __ASSUME_RECVMMSG_SYSCALL
+# undef __ASSUME_SENDMMSG_SYSCALL
+# undef __ASSUME_SENDMSG_SYSCALL
+# undef __ASSUME_RECVMSG_SYSCALL
+# undef __ASSUME_CONNECT_SYSCALL
+# undef __ASSUME_RECVFROM_SYSCALL
+# undef __ASSUME_SENDTO_SYSCALL
+#endif
+
+/* s390 only supports ipc syscall.  */
+#undef __ASSUME_DIRECT_SYSVIPC_SYSCALLS
+
+#undef __ASSUME_CLONE_DEFAULT
+#define __ASSUME_CLONE_BACKWARDS2