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-rw-r--r--pflocal/pf.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/pflocal/pf.c b/pflocal/pf.c
index 65d5c5a9..1244c600 100644
--- a/pflocal/pf.c
+++ b/pflocal/pf.c
@@ -1,6 +1,6 @@
/* Protocol family operations
- Copyright (C) 1995, 1999 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1999, 2000 Free Software Foundation, Inc.
Written by Miles Bader <miles@gnu.ai.mit.edu>
@@ -36,8 +36,17 @@ S_socket_create (mach_port_t pf,
error_t err;
struct sock *sock;
struct pipe_class *pipe_class;
-
- if (protocol != 0)
+ mode_t mode;
+
+ /* We have a set of `magic' protocols that allow the user to choose
+ the file type of the socket. The primary application is to make
+ sockets that pretend to be a FIFO, for the implementations of
+ pipes. */
+ if (protocol == 0)
+ mode = S_IFSOCK;
+ else if ((protocol & ~S_IFMT) == 0)
+ mode = protocol & S_IFMT;
+ else
return EPROTONOSUPPORT;
switch (sock_type)
@@ -52,7 +61,7 @@ S_socket_create (mach_port_t pf,
return ESOCKTNOSUPPORT;
}
- err = sock_create (pipe_class, &sock);
+ err = sock_create (pipe_class, mode, &sock);
if (!err)
{
err = sock_create_port (sock, port);