* sysdeps/mach/hurd/socketpair.c (__socketpair): Renamed from socketpair. Made socketpair a weak alias. * sysdeps/mach/hurd/pipe.c (__pipe): Reimplemented using __socketpair. Use S_IFIFO protocol to make pipes POSIX conforming, but fall back on the old protocol if the socket server doesn't support it. * include/sys/socket.h: Add prototype for __socketpair.

2000-08-02  Mark Kettenis  <kettenis@gnu.org>

	* sysdeps/mach/hurd/socketpair.c (__socketpair): Renamed from
	socketpair.  Made socketpair a weak alias.
	* sysdeps/mach/hurd/pipe.c (__pipe): Reimplemented using
	__socketpair.  Use S_IFIFO protocol to make pipes POSIX
	conforming, but fall back on the old protocol if the socket server
	doesn't support it.
	* include/sys/socket.h: Add prototype for __socketpair.

1 files changed, 7 insertions, 0 deletions

diff --git a/include/sys/socket.h b/include/sys/socket.h
index 2e91fb3e0a..576c5934bb 100644
--- a/include/sys/socket.h
+++ b/include/sys/socket.h
@@ -4,6 +4,13 @@
 /* Now define the internal interfaces.  */
 extern int __socket (int __domain, int __type, int __protocol);
 
+/* Create two new sockets, of type TYPE in domain DOMAIN and using
+   protocol PROTOCOL, which are connected to each other, and put file
+   descriptors for them in FDS[0] and FDS[1].  If PROTOCOL is zero,
+   one will be chosen automatically.  Returns 0 on success, -1 for errors.  */
+extern int __socketpair (int __domain, int __type, int __protocol,
+			 int __fds[2]);
+
 /* Return a socket of any type.  The socket can be used in subsequent
    ioctl calls to talk to the kernel.  */
 extern int __opensock (void) internal_function;