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authorMichael I. Bushnell <mib@gnu.org>1994-06-30 22:11:38 +0000
committerMichael I. Bushnell <mib@gnu.org>1994-06-30 22:11:38 +0000
commit17b09532f978e5aa8e319dbbd0676aabf846e09f (patch)
tree81ae2b647caea1ea00a4556dd01db6ddde5896fd /proc/stubs.c
parentdf2a40b84da0d4eb477687c0b9ffad4c1836ff2b (diff)
Formerly stubs.c.~2~
Diffstat (limited to 'proc/stubs.c')
-rw-r--r--proc/stubs.c57
1 files changed, 49 insertions, 8 deletions
diff --git a/proc/stubs.c b/proc/stubs.c
index 287cb48d..960c0d72 100644
--- a/proc/stubs.c
+++ b/proc/stubs.c
@@ -15,14 +15,54 @@
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+/* Standard MiG goop */
+#define EXPORT_BOOLEAN
+#include <mach/boolean.h>
+#include <mach/kern_return.h>
+#include <mach/message.h>
+#include <mach/notify.h>
+#include <mach/mach_types.h>
+#include <mach/mig_errors.h>
+#include <mach/mig_support.h>
+#include <mach/msg_type.h>
+#include <mach/std_types.h>
+#define msgh_request_port msgh_remote_port
+#define msgh_reply_port msgh_local_port
+
+
+#include "proc.h"
+#include <cthreads.h>
+#include <stdlib.h>
+#include <hurd/hurd_types.h>
+
+
#ifndef __i386__
#error This code is i386 dependent
#else
+struct msg_spec
+{
+ int len;
+ void *contents;
+};
+
+/* Send the Mach message indicated by msg_spec; call cthread_exit
+ when it has been delivered. */
+static void
+blocking_message_send (struct msg_spec *message)
+{
+ cthread_wire ();
+ mach_msg ((mach_msg_header_t *)message->contents, MACH_SEND_MSG,
+ message->len, 0, MACH_PORT_NULL, MACH_MSG_TIMEOUT_NONE,
+ MACH_PORT_NULL);
+ cthread_exit (0);
+}
+
/* Send signal SIGNO to MSGPORT with REFPORT as reference. Don't
block in any fashion. */
+void
send_signal (mach_port_t msgport,
- int signo,
+ int signal,
mach_port_t refport)
{
error_t err;
@@ -74,7 +114,7 @@ send_signal (mach_port_t msgport,
InP->Head.msgh_bits = MACH_MSGH_BITS_COMPLEX|
MACH_MSGH_BITS(19, 21);
/* msgh_size passed as argument */
- InP->Head.msgh_request_port = process;
+ InP->Head.msgh_request_port = msgport;
InP->Head.msgh_reply_port = MACH_PORT_NULL;
InP->Head.msgh_seqno = 0;
InP->Head.msgh_id = 23000;
@@ -84,17 +124,18 @@ send_signal (mach_port_t msgport,
err = mach_msg(&InP->Head, MACH_SEND_MSG|MACH_SEND_TIMEOUT, 40, 0,
MACH_PORT_NULL, 0, MACH_PORT_NULL);
- if (err)
+ if (err == MACH_SEND_TIMEOUT)
{
- void *message = malloc (40);
- bcopy (&InP->Head, message, 40);
+ struct msg_spec *msg_spec = malloc (sizeof (struct msg_spec));
+
+ msg_spec->len = 40;
+ msg_spec->contents = malloc (40);
+ bcopy (&InP->Head, msg_spec->contents, 40);
cthread_detach (cthread_fork ((cthread_fn_t) blocking_message_send,
- message));
+ msg_spec));
}
}
-
-
#endif /* __i386__ */