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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.
83 lines
2.5 KiB
C++
83 lines
2.5 KiB
C++
/* RAII type to create a temporary mock context.
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Copyright (C) 2020-2021 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 SCOPED_MOCK_CONTEXT_H
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#define SCOPED_MOCK_CONTEXT_H
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#include "inferior.h"
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#include "gdbthread.h"
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#include "progspace.h"
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#include "progspace-and-thread.h"
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#if GDB_SELF_TEST
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namespace selftests {
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/* RAII type to create (and switch to) a temporary mock context. An
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inferior with a thread, with a process_stratum target pushed. */
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template<typename Target>
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struct scoped_mock_context
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{
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/* Order here is important. */
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Target mock_target;
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ptid_t mock_ptid {1, 1};
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program_space mock_pspace {new_address_space ()};
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inferior mock_inferior {mock_ptid.pid ()};
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thread_info mock_thread {&mock_inferior, mock_ptid};
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scoped_restore_current_pspace_and_thread restore_pspace_thread;
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scoped_restore_tmpl<thread_info *> restore_thread_list
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{&mock_inferior.thread_list, &mock_thread};
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/* Add the mock inferior to the inferior list so that look ups by
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target+ptid can find it. */
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scoped_restore_tmpl<inferior *> restore_inferior_list
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{&inferior_list, &mock_inferior};
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explicit scoped_mock_context (gdbarch *gdbarch)
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{
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mock_inferior.gdbarch = gdbarch;
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mock_inferior.aspace = mock_pspace.aspace;
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mock_inferior.pspace = &mock_pspace;
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/* Switch to the mock inferior. */
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switch_to_inferior_no_thread (&mock_inferior);
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/* Push the process_stratum target so we can mock accessing
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registers. */
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gdb_assert (mock_target.stratum () == process_stratum);
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push_target (&mock_target);
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/* Switch to the mock thread. */
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switch_to_thread (&mock_thread);
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}
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~scoped_mock_context ()
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{
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pop_all_targets_at_and_above (process_stratum);
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}
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};
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} // namespace selftests
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#endif /* GDB_SELF_TEST */
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#endif /* !defined (SCOPED_MOCK_CONTEXT_H) */
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