193 lines
6.8 KiB
C
193 lines
6.8 KiB
C
/* Copyright (C) 1986-2015 Free Software Foundation, Inc.
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This file is part of GDB.
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This program 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 3 of the License, or
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(at your option) any later version.
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This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef INFRUN_H
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#define INFRUN_H 1
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#include "symtab.h"
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struct target_waitstatus;
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struct frame_info;
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struct address_space;
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/* True if we are debugging run control. */
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extern unsigned int debug_infrun;
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/* True if we are debugging displaced stepping. */
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extern int debug_displaced;
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/* Nonzero if we want to give control to the user when we're notified
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of shared library events by the dynamic linker. */
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extern int stop_on_solib_events;
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/* Are we simulating synchronous execution? This is used in async gdb
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to implement the 'run', 'continue' etc commands, which will not
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redisplay the prompt until the execution is actually over. */
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extern int sync_execution;
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/* True if execution commands resume all threads of all processes by
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default; otherwise, resume only threads of the current inferior
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process. */
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extern int sched_multi;
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/* When set, stop the 'step' command if we enter a function which has
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no line number information. The normal behavior is that we step
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over such function. */
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extern int step_stop_if_no_debug;
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/* If set, the inferior should be controlled in non-stop mode. In
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this mode, each thread is controlled independently. Execution
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commands apply only to the selected thread by default, and stop
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events stop only the thread that had the event -- the other threads
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are kept running freely. */
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extern int non_stop;
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/* When set (default), the target should attempt to disable the
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operating system's address space randomization feature when
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starting an inferior. */
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extern int disable_randomization;
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/* Reverse execution. */
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enum exec_direction_kind
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{
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EXEC_FORWARD,
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EXEC_REVERSE
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};
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/* The current execution direction. This should only be set to enum
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exec_direction_kind values. It is only an int to make it
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compatible with make_cleanup_restore_integer. */
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extern int execution_direction;
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/* Save register contents here when executing a "finish" command or
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are about to pop a stack dummy frame, if-and-only-if
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proceed_to_finish is set. Thus this contains the return value from
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the called function (assuming values are returned in a
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register). */
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extern struct regcache *stop_registers;
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extern void start_remote (int from_tty);
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/* Clear out all variables saying what to do when inferior is
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continued or stepped. First do this, then set the ones you want,
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then call `proceed'. STEP indicates whether we're preparing for a
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step/stepi command. */
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extern void clear_proceed_status (int step);
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extern void proceed (CORE_ADDR, enum gdb_signal, int);
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/* The `resume' routine should only be called in special circumstances.
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Normally, use `proceed', which handles a lot of bookkeeping. */
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extern void resume (int, enum gdb_signal);
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/* Return a ptid representing the set of threads that we will proceed,
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in the perspective of the user/frontend. */
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extern ptid_t user_visible_resume_ptid (int step);
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extern void wait_for_inferior (void);
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extern void normal_stop (void);
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extern void get_last_target_status (ptid_t *ptid,
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struct target_waitstatus *status);
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extern void prepare_for_detach (void);
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extern void fetch_inferior_event (void *);
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extern void init_wait_for_inferior (void);
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extern void insert_step_resume_breakpoint_at_sal (struct gdbarch *,
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struct symtab_and_line ,
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struct frame_id);
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/* Returns true if we're trying to step past the instruction at
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ADDRESS in ASPACE. */
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extern int stepping_past_instruction_at (struct address_space *aspace,
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CORE_ADDR address);
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/* Returns true if we're trying to step past an instruction that
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triggers a non-steppable watchpoint. */
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extern int stepping_past_nonsteppable_watchpoint (void);
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extern void set_step_info (struct frame_info *frame,
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struct symtab_and_line sal);
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/* Several print_*_reason helper functions to print why the inferior
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has stopped to the passed in UIOUT. */
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/* Signal received, print why the inferior has stopped. */
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extern void print_signal_received_reason (struct ui_out *uiout,
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enum gdb_signal siggnal);
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/* Print why the inferior has stopped. We are done with a
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step/next/si/ni command, print why the inferior has stopped. */
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extern void print_end_stepping_range_reason (struct ui_out *uiout);
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/* The inferior was terminated by a signal, print why it stopped. */
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extern void print_signal_exited_reason (struct ui_out *uiout,
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enum gdb_signal siggnal);
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/* The inferior program is finished, print why it stopped. */
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extern void print_exited_reason (struct ui_out *uiout, int exitstatus);
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/* Reverse execution: target ran out of history info, print why the
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inferior has stopped. */
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extern void print_no_history_reason (struct ui_out *uiout);
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extern void print_stop_event (struct target_waitstatus *ws);
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extern int signal_stop_state (int);
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extern int signal_print_state (int);
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extern int signal_pass_state (int);
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extern int signal_stop_update (int, int);
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extern int signal_print_update (int, int);
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extern int signal_pass_update (int, int);
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extern void update_signals_program_target (void);
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/* Clear the convenience variables associated with the exit of the
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inferior. Currently, those variables are $_exitcode and
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$_exitsignal. */
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extern void clear_exit_convenience_vars (void);
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/* Dump LEN bytes at BUF in hex to FILE, followed by a newline. */
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extern void displaced_step_dump_bytes (struct ui_file *file,
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const gdb_byte *buf, size_t len);
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extern struct displaced_step_closure *get_displaced_step_closure_by_addr
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(CORE_ADDR addr);
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extern void update_observer_mode (void);
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extern void signal_catch_update (const unsigned int *);
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/* In some circumstances we allow a command to specify a numeric
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signal. The idea is to keep these circumstances limited so that
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users (and scripts) develop portable habits. For comparison,
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POSIX.2 `kill' requires that 1,2,3,6,9,14, and 15 work (and using a
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numeric signal at all is obsolescent. We are slightly more lenient
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and allow 1-15 which should match host signal numbers on most
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systems. Use of symbolic signal names is strongly encouraged. */
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enum gdb_signal gdb_signal_from_command (int num);
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#endif /* INFRUN_H */
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