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Diffstat (limited to 'gdb/stop-gdb.c')
| -rw-r--r-- | gdb/stop-gdb.c | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/gdb/stop-gdb.c b/gdb/stop-gdb.c new file mode 100644 index 00000000000..8f22bf91957 --- /dev/null +++ b/gdb/stop-gdb.c @@ -0,0 +1,110 @@ +/* A client to make GDB return to command level in Mach 3. + Copyright (C) 1992, 1993 Free Software Foundation, Inc. + +This file is part of GDB. + +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 of the License, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +/* Authors: Jukka Virtanen <jtv@hut.fi> and Peter Stout <pds@cs.cmu.edu>. + + A simple client to make GDB (versions 4.4 and later) on Mach 3 return + to the command level when it is waiting for the inferior to stop. + + Actions: Lookup the send right to the GDB message port from the + NetMsgServer. + + Send an asynchronous message with msgh_id + GDB_MESSAGE_ID_STOP to that port. + */ + +#include <stdio.h> + +#include "defs.h" + +#include <mach.h> +#include <mach/message.h> +#include <mach_error.h> +#include <servers/netname.h> +#include <servers/netname_defs.h> + +void +main (argc, argv) + int argc; + char **argv; +{ + kern_return_t kr; + mach_msg_header_t msg; + mach_port_t gdb_port; + char *host; + char *name; + + if (argc == 1) + argv[argc++] = GDB_DEF_NAME; + + if (argc != 2) + { + fprintf (stderr, "Usage : %s <GDB name>\n", argv[0]); + exit (1); + } + + /* Allow the user to specify a remote host. */ + host = strchr (argv[1], '@'); + if (host) + *(host++) = '\0'; + else + host = (char *) ""; + + name = malloc (strlen (argv[1]) + sizeof(GDB_NAME_PREFIX)); + if (name == NULL) + { + fprintf (stderr, "Unable to allocate memory for name."); + exit (1); + } + + strcpy (name, GDB_NAME_PREFIX); + strcat (name, argv[1]); + + /* Look up the GDB service port. For convenience, add the + GDB_NAME_PREFIX the argument before looking up the name. + For backwards compatibility, do it without. */ + + kr = netname_look_up (name_server_port, host, name, &gdb_port); + if (kr == NETNAME_NOT_CHECKED_IN) + kr = netname_look_up (name_server_port, host, argv[1], &gdb_port); + if (kr != KERN_SUCCESS) + { + fprintf (stderr, "Unable to lookup the GDB service port: %s.\n", + mach_error_string(kr)); + exit(1); + } + + /* Code generated by mig stub generator, with minor cleanups :-) + + simpleroutine stop_inferior(gdb_port : mach_port_t); */ + + msg.msgh_bits = MACH_MSGH_BITS (MACH_MSG_TYPE_COPY_SEND, 0); + msg.msgh_remote_port = gdb_port; + msg.msgh_local_port = MACH_PORT_NULL; + msg.msgh_size = sizeof(msg); + msg.msgh_seqno = 0; + msg.msgh_id = GDB_MESSAGE_ID_STOP; + + kr = mach_msg_send (&msg); + if (kr != KERN_SUCCESS) + fprintf (stderr, "Message not sent, return code %d : %s\n", kr, + mach_error_string (kr)); + + exit (kr != KERN_SUCCESS); +} |