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git.ipfire.org Git - thirdparty/binutils-gdb.git/blob - gdb/stop-gdb.c
1 /* A client to make GDB return to command level in Mach 3.
2 Copyright (C) 1992, 1993, 1994, 2000, 2007 Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 Boston, MA 02110-1301, USA. */
21 /* Authors: Jukka Virtanen <jtv@hut.fi> and Peter Stout <pds@cs.cmu.edu>.
23 A simple client to make GDB (versions 4.4 and later) on Mach 3 return
24 to the command level when it is waiting for the inferior to stop.
26 Actions: Lookup the send right to the GDB message port from the
29 Send an asynchronous message with msgh_id
30 GDB_MESSAGE_ID_STOP to that port.
38 #include <mach/message.h>
39 #include <mach_error.h>
40 #include <servers/netname.h>
41 #include <servers/netname_defs.h>
44 main (int argc
, char **argv
)
47 mach_msg_header_t msg
;
53 argv
[argc
++] = GDB_DEF_NAME
;
57 fprintf (stderr
, "Usage : %s <GDB name>\n", argv
[0]);
61 /* Allow the user to specify a remote host. */
62 host
= strchr (argv
[1], '@');
68 name
= malloc (strlen (argv
[1]) + sizeof (GDB_NAME_PREFIX
));
71 fprintf (stderr
, "Unable to allocate memory for name.");
75 strcpy (name
, GDB_NAME_PREFIX
);
76 strcat (name
, argv
[1]);
78 /* Look up the GDB service port. For convenience, add the
79 GDB_NAME_PREFIX the argument before looking up the name.
80 For backwards compatibility, do it without. */
82 kr
= netname_look_up (name_server_port
, host
, name
, &gdb_port
);
83 if (kr
== NETNAME_NOT_CHECKED_IN
)
84 kr
= netname_look_up (name_server_port
, host
, argv
[1], &gdb_port
);
85 if (kr
!= KERN_SUCCESS
)
87 fprintf (stderr
, "Unable to lookup the GDB service port: %s.\n",
88 mach_error_string (kr
));
92 /* Code generated by mig stub generator, with minor cleanups :-)
94 simpleroutine stop_inferior(gdb_port : mach_port_t); */
96 msg
.msgh_bits
= MACH_MSGH_BITS (MACH_MSG_TYPE_COPY_SEND
, 0);
97 msg
.msgh_remote_port
= gdb_port
;
98 msg
.msgh_local_port
= MACH_PORT_NULL
;
99 msg
.msgh_size
= sizeof (msg
);
101 msg
.msgh_id
= GDB_MESSAGE_ID_STOP
;
103 kr
= mach_msg_send (&msg
);
104 if (kr
!= KERN_SUCCESS
)
105 fprintf (stderr
, "Message not sent, return code %d : %s\n", kr
,
106 mach_error_string (kr
));
108 exit (kr
!= KERN_SUCCESS
);