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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
96 lines
3.6 KiB
C++
96 lines
3.6 KiB
C++
/* Abstract base class inherited by all process_stratum targets
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Copyright (C) 2018-2021 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 PROCESS_STRATUM_TARGET_H
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#define PROCESS_STRATUM_TARGET_H
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#include "target.h"
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#include <set>
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/* Abstract base class inherited by all process_stratum targets. */
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class process_stratum_target : public target_ops
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{
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public:
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~process_stratum_target () override = 0;
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strata stratum () const final override { return process_stratum; }
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/* Return a string representation of this target's open connection.
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This string is used to distinguish different instances of a given
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target type. For example, when remote debugging, the target is
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called "remote", but since we may have more than one remote
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target open, connection_string() returns the connection serial
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connection name, e.g., "localhost:10001", "192.168.0.1:20000",
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etc. This string is shown in several places, e.g., in "info
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connections" and "info inferiors". */
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virtual const char *connection_string () { return nullptr; }
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/* We must default these because they must be implemented by any
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target that can run. */
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bool can_async_p () override { return false; }
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bool supports_non_stop () override { return false; }
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bool supports_disable_randomization () override { return false; }
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/* This default implementation returns the inferior's address
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space. */
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struct address_space *thread_address_space (ptid_t ptid) override;
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/* This default implementation always returns target_gdbarch (). */
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struct gdbarch *thread_architecture (ptid_t ptid) override;
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/* Default implementations for process_stratum targets. Return true
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if there's a selected inferior, false otherwise. */
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bool has_all_memory () override;
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bool has_memory () override;
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bool has_stack () override;
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bool has_registers () override;
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bool has_execution (inferior *inf) override;
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/* True if any thread is, or may be executing. We need to track
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this separately because until we fully sync the thread list, we
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won't know whether the target is fully stopped, even if we see
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stop events for all known threads, because any of those threads
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may have spawned new threads we haven't heard of yet. */
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bool threads_executing = false;
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/* The connection number. Visible in "info connections". */
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int connection_number = 0;
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};
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/* Downcast TARGET to process_stratum_target. */
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static inline process_stratum_target *
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as_process_stratum_target (target_ops *target)
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{
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gdb_assert (target->stratum () == process_stratum);
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return static_cast<process_stratum_target *> (target);
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}
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/* Return a collection of targets that have non-exited inferiors. */
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extern std::set<process_stratum_target *> all_non_exited_process_targets ();
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/* Switch to the first inferior (and program space) of TARGET, and
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switch to no thread selected. */
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extern void switch_to_target_no_thread (process_stratum_target *target);
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#endif /* !defined (PROCESS_STRATUM_TARGET_H) */
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