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- /* Variables that describe the inferior process running under GDB:
- Where it is, why it stopped, and how to step it.
- Copyright (C) 1986, 1989 Free Software Foundation, Inc.
-
- This file is part of GDB.
-
- GDB 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 1, or (at your option)
- any later version.
-
- GDB 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 GDB; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /*
- * Structure in which to save the status of the inferior. Save
- * through "save_inferior_status", restore through
- * "restore_inferior_status".
- * This pair of routines should be called around any transfer of
- * control to the inferior which you don't want showing up in your
- * control variables.
- */
- struct inferior_status {
- int pc_changed;
- int stop_signal;
- int stop_pc;
- int stop_frame_address;
- int stop_breakpoint;
- int stop_step;
- int stop_stack_dummy;
- int stopped_by_random_signal;
- int trap_expected;
- CORE_ADDR step_range_start;
- CORE_ADDR step_range_end;
- FRAME_ADDR step_frame_address;
- int step_over_calls;
- CORE_ADDR step_resume_break_address;
- int stop_after_trap;
- int stop_after_attach;
- FRAME_ADDR selected_frame_address;
- int selected_level;
- struct command_line *breakpoint_commands;
- char stop_registers[REGISTER_BYTES];
- int restore_stack_info;
- };
-
- void save_inferior_status (), restore_inferior_status ();
-
- /* File name for default use for standard in/out in the inferior. */
-
- extern char *inferior_io_terminal;
-
- /* Pid of our debugged inferior, or 0 if no inferior now. */
-
- extern int inferior_pid;
-
- /* Nonzero if debugging a remote machine via a serial link or ethernet. */
- extern int remote_debugging;
-
- /* Routines for use in remote debugging. Documented in remote.c. */
- int remote_read_inferior_memory ();
- int remote_write_inferior_memory ();
-
- /* Last signal that the inferior received (why it stopped). */
-
- extern int stop_signal;
-
- /* Address at which inferior stopped. */
-
- extern CORE_ADDR stop_pc;
-
- /* Stack frame when program stopped. */
-
- extern FRAME_ADDR stop_frame_address;
-
- /* Number of breakpoint it stopped at, or 0 if none. */
-
- extern int stop_breakpoint;
-
- /* Nonzero if stopped due to a step command. */
-
- extern int stop_step;
-
- /* Nonzero if stopped due to completion of a stack dummy routine. */
-
- extern int stop_stack_dummy;
-
- /* Nonzero if program stopped due to a random (unexpected) signal in
- inferior process. */
-
- extern int stopped_by_random_signal;
-
- /* Range to single step within.
- If this is nonzero, respond to a single-step signal
- by continuing to step if the pc is in this range. */
-
- extern CORE_ADDR step_range_start; /* Inclusive */
- extern CORE_ADDR step_range_end; /* Exclusive */
-
- /* Stack frame address as of when stepping command was issued.
- This is how we know when we step into a subroutine call,
- and how to set the frame for the breakpoint used to step out. */
-
- extern FRAME_ADDR step_frame_address;
-
- /* 1 means step over all subroutine calls.
- -1 means step over calls to undebuggable functions. */
-
- extern int step_over_calls;
-
- /* If stepping, nonzero means step count is > 1
- so don't print frame next time inferior stops
- if it stops due to stepping. */
-
- extern int step_multi;
-
- /* Save register contents here when about to pop a stack dummy frame. */
-
- extern char stop_registers[REGISTER_BYTES];
-
- /* Nonzero if pc has been changed by the debugger
- since the inferior stopped. */
-
- extern int pc_changed;
-
- long read_memory_integer ();
-