| /* Mach 3.0 common definitions and global vars. |
| |
| Copyright 1992, 1993, 1994, 1996 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. */ |
| |
| #ifndef NM_M3_H |
| #define NM_M3_H |
| |
| #include <mach.h> |
| #include "regcache.h" |
| |
| /* Mach3 doesn't declare errno in <errno.h>. */ |
| extern int errno; |
| |
| /* Task port of our debugged inferior. */ |
| |
| extern task_t inferior_task; |
| |
| /* Thread port of the current thread in the inferior. */ |
| |
| extern thread_t current_thread; |
| |
| /* If nonzero, we must suspend/abort && resume threads |
| * when setting or getting the state. |
| */ |
| extern int must_suspend_thread; |
| |
| #define PREPARE_TO_PROCEED(select_it) mach3_prepare_to_proceed(select_it) |
| |
| /* Try to get the privileged host port for authentication to machid |
| |
| * If you can get this, you may debug anything on this host. |
| * |
| * If you can't, gdb gives it's own task port as the |
| * authentication port |
| */ |
| #define mach_privileged_host_port() task_by_pid(-1) |
| |
| /* |
| * This is the MIG ID number of the emulator/server bsd_execve() RPC call. |
| * |
| * It SHOULD never change, but if it does, gdb `run' |
| * command won't work until you fix this define. |
| * |
| */ |
| #define MIG_EXEC_SYSCALL_ID 101000 |
| |
| /* If our_message_port gets a msg with this ID, |
| * GDB suspends it's inferior and enters command level. |
| * (Useful at least if ^C does not work) |
| */ |
| #define GDB_MESSAGE_ID_STOP 0x41151 |
| |
| /* wait3 WNOHANG is defined in <sys/wait.h> but |
| * for some reason gdb does not want to include |
| * that file. |
| * |
| * If your system defines WNOHANG differently, this has to be changed. |
| */ |
| #define WNOHANG 1 |
| |
| /* Before storing, we need to read all the registers. */ |
| |
| #define CHILD_PREPARE_TO_STORE() read_register_bytes (0, NULL, REGISTER_BYTES) |
| |
| /* Check if the inferior exists */ |
| #define MACH_ERROR_NO_INFERIOR \ |
| do if (!MACH_PORT_VALID (inferior_task)) \ |
| error ("Inferior task does not exist."); while(0) |
| |
| /* Error handler for mach calls */ |
| #define CHK(str,ret) \ |
| do if (ret != KERN_SUCCESS) \ |
| error ("Gdb %s [%d] %s : %s\n",__FILE__,__LINE__,str, \ |
| mach_error_string(ret)); while(0) |
| |
| /* This is from POE9 emulator/emul_stack.h |
| */ |
| /* |
| * Top of emulator stack holds link and reply port. |
| */ |
| struct emul_stack_top |
| { |
| struct emul_stack_top *link; |
| mach_port_t reply_port; |
| }; |
| |
| #define EMULATOR_STACK_SIZE (4096*4) |
| |
| #define THREAD_ALLOWED_TO_BREAK(mid) mach_thread_for_breakpoint (mid) |
| |
| #define THREAD_PARSE_ID(arg) mach_thread_parse_id (arg) |
| |
| #define THREAD_OUTPUT_ID(mid) mach_thread_output_id (mid) |
| |
| #define ATTACH_TO_THREAD attach_to_thread |
| |
| /* Don't do wait_for_inferior on attach. */ |
| #define ATTACH_NO_WAIT |
| |
| /* Do Mach 3 dependent operations when ^C or a STOP is requested */ |
| #define DO_QUIT() mach3_quit () |
| |
| #if 0 |
| /* This is bogus. It is NOT OK to quit out of target_wait. */ |
| /* If in mach_msg() and ^C is typed set immediate_quit */ |
| #define REQUEST_QUIT() mach3_request_quit () |
| #endif |
| |
| #endif /* NM_M3_H */ |