1999-06-18 Roland McGrath <roland@baalperazim.frob.com>

	* init.c [SPLIT_INIT] (child_pid, child_task): New variables.
	(process_signal, start_child, launch_something, launch_system): New
	functions.
	[! SPLIT_INIT] (system_state, shell_pid, rc_pid, launch_single_user,
	process_rc_script, launch_multi_user, launch_system, kill_everyone,
	kill_multi_user, process_signal): Variables and functions put inside
	#ifndef SPLIT_INIT.
	* stubs.c: New file, modified from ../proc/stubs.c.
	* Makefile (SRCS): Remove ttys.c here.
	[$(split-init) = yes] (SRCS): Add stubs.c
	[$(split-init) = yes] (init-CPPFLAGS): New variable, -DSPLIT_INIT.
	[$(split-init) = no] (SRCS): Add ttys.c only here.
	[$(split-init) = no] (LDLIBS): Put defn (-lutil) under this test.
	(split-init): New variable to turn on split-init, commented out.

1 files changed, 106 insertions, 0 deletions

diff --git a/init/stubs.c b/init/stubs.c
new file mode 100644
index 00000000..fd803f97
--- /dev/null
+++ b/init/stubs.c
@@ -0,0 +1,106 @@
+/* By-hand stubs for some RPC calls
+   Copyright (C) 1994, 1996, 1999 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, or (at
+   your option) any later version.
+
+   This program is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#include <stdlib.h>
+#include <hurd/hurd_types.h>
+#include <mach/message.h>
+#include <string.h>
+
+/* From hurd/msg.defs: */
+#define RPCID_SIG_POST 23000
+
+
+/* Send signal SIGNO to MSGPORT with REFPORT as reference.  Don't
+   block in any fashion.  */
+error_t
+send_signal (mach_port_t msgport,
+	     int signal,
+	     mach_port_t refport)
+{
+  error_t err;
+
+  static struct
+    {
+      mach_msg_header_t head;
+      mach_msg_type_t signaltype;
+      int signal;
+      mach_msg_type_t sigcode_type;
+      natural_t sigcode;
+      mach_msg_type_t refporttype;
+      mach_port_t refport;
+    }
+  message =
+    {
+      {
+	/* Message header: */
+	(MACH_MSGH_BITS_COMPLEX
+	 | MACH_MSGH_BITS (MACH_MSG_TYPE_COPY_SEND,
+			  MACH_MSG_TYPE_MAKE_SEND_ONCE)), /* msgh_bits */
+	sizeof message,		/* msgh_size */
+	0,			/* msgh_remote_port */
+	MACH_PORT_NULL,		/* msgh_local_port */
+	0,			/* msgh_seqno */
+	RPCID_SIG_POST,		/* msgh_id */
+      },
+      {
+	/* Type descriptor for signo */
+	MACH_MSG_TYPE_INTEGER_32, /* msgt_name */
+	32,			/* msgt_size */
+	1,			/* msgt_number */
+	1,			/* msgt_inline */
+	0,			/* msgt_longform */
+	0,			/* msgt_deallocate */
+	0,			/* msgt_unused */
+      },
+      /* Signal number */
+      0,
+      /* Type descriptor for sigcode */
+      {
+	MACH_MSG_TYPE_INTEGER_32, /* msgt_name */
+	32,			/* msgt_size */
+	1,			/* msgt_number */
+	1,			/* msgt_inline */
+	0,			/* msgt_longform */
+	0,			/* msgt_deallocate */
+	0,			/* msgt_unused */
+      },
+      /* Sigcode */
+      0,
+      {
+	/* Type descriptor for refport */
+	MACH_MSG_TYPE_COPY_SEND, /* msgt_name */
+	32,			/* msgt_size */
+	1,			/* msgt_number */
+	1,			/* msgt_inline */
+	0,			/* msgt_longform */
+	0,			/* msgt_deallocate */
+	0,			/* msgt_unused */
+      },
+      /* Reference port */
+      MACH_PORT_NULL,
+    };
+
+  message.head.msgh_remote_port = msgport;
+  message.signal = signal;
+  message.refport = refport;
+
+  err = mach_msg((mach_msg_header_t *)&message,
+		 MACH_SEND_MSG|MACH_SEND_TIMEOUT, sizeof message, 0,
+		 MACH_PORT_NULL, 0, MACH_PORT_NULL);
+
+  return err;
+}