From f2f3fc9356bfba3b45588ddbbd96b0a80464b14d Mon Sep 17 00:00:00 2001
From: Damien Zammit <damien@zamaudio.com>
Date: Sat, 24 Nov 2018 01:12:52 -0500
Subject: Add to startup relevant shutdown rpc call

---
 startup/Makefile  |  1 +
 startup/startup.c | 30 +++++++++++++++++++++++++++---
 2 files changed, 28 insertions(+), 3 deletions(-)

diff --git a/startup/Makefile b/startup/Makefile
index bda3ffb3..8df0bd85 100644
--- a/startup/Makefile
+++ b/startup/Makefile
@@ -20,6 +20,7 @@ makemode := server
 
 SRCS = startup.c
 OBJS = $(SRCS:.c=.o) \
+       shutdownUser.o \
        startupServer.o notifyServer.o startup_replyUser.o msgServer.o \
        startup_notifyUser.o fsysServer.o fsServer.o ioServer.o
 target = startup
diff --git a/startup/startup.c b/startup/startup.c
index 3679ebc9..3ca38e64 100644
--- a/startup/startup.c
+++ b/startup/startup.c
@@ -52,7 +52,9 @@
 #include <argp.h>
 #include <pids.h>
 #include <idvec.h>
+#include <stdlib.h>
 
+#include "shutdown_U.h"
 #include "startup_notify_U.h"
 #include "startup_reply_U.h"
 #include "startup_S.h"
@@ -74,6 +76,8 @@ const char *argp_program_version = STANDARD_HURD_VERSION (startup);
 
 #define OPT_KERNEL_TASK	-1
 
+#define _SERVERS_SHUTDOWN	_SERVERS	"/shutdown"
+
 static struct argp_option
 options[] =
 {
@@ -173,6 +177,22 @@ getstring (char *buf, size_t bufsize)
 
 /** System shutdown **/
 
+/* Do an RPC to /servers/shutdown
+ * to call platform specific shutdown routine
+ */
+error_t
+do_shutdown (void)
+{
+  shutdown_t pc;
+
+  pc = file_name_lookup (_SERVERS_SHUTDOWN, O_READ, 0);
+  if (! MACH_PORT_VALID (pc))
+    return errno;
+
+  shutdown (pc);
+  return 0;
+}
+
 /* Reboot the microkernel.  */
 void
 reboot_mach (int flags)
@@ -189,9 +209,13 @@ reboot_mach (int flags)
       fprintf (stderr, "%s: %sing Mach (flags %#x)...\n",
                program_invocation_short_name, BOOT (flags), flags);
       sleep (5);
-      err = host_reboot (host_priv, flags);
-      if (err)
-	error (1, err, "reboot");
+      if (flags & RB_HALT) {
+        do_shutdown();
+      } else {
+        err = host_reboot (host_priv, flags);
+        if (err)
+          error (1, err, "reboot");
+      }
       for (;;) sleep (1);
     }
 }
-- 
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