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143 lines
4.1 KiB
C
143 lines
4.1 KiB
C
/*-
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* This code is derived from software copyrighted by the Free Software
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* Foundation.
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*
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* Modified 1991 by Donn Seeley at UUNET Technologies, Inc.
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* Modified 1990 by Van Jacobson at Lawrence Berkeley Laboratory.
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*
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* @(#)inferior.h 6.3 (Berkeley) 5/8/91
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*/
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/* Variables that describe the inferior process running under GDB:
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Where it is, why it stopped, and how to step it.
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Copyright (C) 1986, 1989 Free Software Foundation, Inc.
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This file is part of GDB.
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GDB is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 1, or (at your option)
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any later version.
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GDB is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GDB; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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/*
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* Structure in which to save the status of the inferior. Save
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* through "save_inferior_status", restore through
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* "restore_inferior_status".
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* This pair of routines should be called around any transfer of
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* control to the inferior which you don't want showing up in your
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* control variables.
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*/
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struct inferior_status {
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int pc_changed;
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int stop_signal;
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int stop_pc;
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int stop_frame_address;
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int stop_breakpoint;
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int stop_step;
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int stop_stack_dummy;
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int stopped_by_random_signal;
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int trap_expected;
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CORE_ADDR step_range_start;
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CORE_ADDR step_range_end;
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FRAME_ADDR step_frame_address;
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int step_over_calls;
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CORE_ADDR step_resume_break_address;
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int stop_after_trap;
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int stop_after_attach;
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FRAME_ADDR selected_frame_address;
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int selected_level;
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struct command_line *breakpoint_commands;
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char register_context[REGISTER_BYTES];
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int restore_stack_info;
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};
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void save_inferior_status (), restore_inferior_status ();
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/* File name for default use for standard in/out in the inferior. */
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extern char *inferior_io_terminal;
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/* Pid of our debugged inferior, or 0 if no inferior now. */
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extern int inferior_pid;
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/* Nonzero if debugging a remote machine via a serial link or ethernet. */
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extern int remote_debugging;
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/* Routines for use in remote debugging. Documented in remote.c. */
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int remote_read_inferior_memory ();
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int remote_write_inferior_memory ();
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/* Last signal that the inferior received (why it stopped). */
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extern int stop_signal;
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/* Address at which inferior stopped. */
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extern CORE_ADDR stop_pc;
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/* Stack frame when program stopped. */
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extern FRAME_ADDR stop_frame_address;
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/* Number of breakpoint it stopped at, or 0 if none. */
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extern int stop_breakpoint;
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/* Nonzero if stopped due to a step command. */
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extern int stop_step;
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/* Nonzero if stopped due to completion of a stack dummy routine. */
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extern int stop_stack_dummy;
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/* Nonzero if program stopped due to a random (unexpected) signal in
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inferior process. */
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extern int stopped_by_random_signal;
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/* Range to single step within.
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If this is nonzero, respond to a single-step signal
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by continuing to step if the pc is in this range. */
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extern CORE_ADDR step_range_start; /* Inclusive */
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extern CORE_ADDR step_range_end; /* Exclusive */
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/* Stack frame address as of when stepping command was issued.
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This is how we know when we step into a subroutine call,
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and how to set the frame for the breakpoint used to step out. */
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extern FRAME_ADDR step_frame_address;
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/* 1 means step over all subroutine calls.
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-1 means step over calls to undebuggable functions. */
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extern int step_over_calls;
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/* If stepping, nonzero means step count is > 1
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so don't print frame next time inferior stops
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if it stops due to stepping. */
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extern int step_multi;
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/* Save register contents here when about to pop a stack dummy frame. */
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extern char stop_registers[REGISTER_BYTES];
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/* Nonzero if pc has been changed by the debugger
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since the inferior stopped. */
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extern int pc_changed;
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long read_memory_integer ();
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