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/* Helper header for test-audit-threads.
Copyright (C) 2018-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
/* We use this helper to create a large number of functions, all of
which will be resolved lazily and thus have their PLT updated.
This is done to provide enough functions that we can statistically
observe a thread vs. PLT resolution failure if one exists. */
#define CONCAT(a, b) a ## b
#define NUM(x, y) CONCAT (x, y)
#define FUNC10(x) \
FUNC (NUM (x, 0)); \
FUNC (NUM (x, 1)); \
FUNC (NUM (x, 2)); \
FUNC (NUM (x, 3)); \
FUNC (NUM (x, 4)); \
FUNC (NUM (x, 5)); \
FUNC (NUM (x, 6)); \
FUNC (NUM (x, 7)); \
FUNC (NUM (x, 8)); \
FUNC (NUM (x, 9))
#define FUNC100(x) \
FUNC10 (NUM (x, 0)); \
FUNC10 (NUM (x, 1)); \
FUNC10 (NUM (x, 2)); \
FUNC10 (NUM (x, 3)); \
FUNC10 (NUM (x, 4)); \
FUNC10 (NUM (x, 5)); \
FUNC10 (NUM (x, 6)); \
FUNC10 (NUM (x, 7)); \
FUNC10 (NUM (x, 8)); \
FUNC10 (NUM (x, 9))
#define FUNC1000(x) \
FUNC100 (NUM (x, 0)); \
FUNC100 (NUM (x, 1)); \
FUNC100 (NUM (x, 2)); \
FUNC100 (NUM (x, 3)); \
FUNC100 (NUM (x, 4)); \
FUNC100 (NUM (x, 5)); \
FUNC100 (NUM (x, 6)); \
FUNC100 (NUM (x, 7)); \
FUNC100 (NUM (x, 8)); \
FUNC100 (NUM (x, 9))
#define FUNC7000() \
FUNC1000 (1); \
FUNC1000 (2); \
FUNC1000 (3); \
FUNC1000 (4); \
FUNC1000 (5); \
FUNC1000 (6); \
FUNC1000 (7);
#ifdef FUNC
# undef FUNC
#endif
#ifdef externnum
# define FUNC(x) extern int CONCAT (retNum, x) (void)
#endif
#ifdef definenum
# define FUNC(x) int CONCAT (retNum, x) (void) { return x; }
#endif
#ifdef callnum
# define FUNC(x) CONCAT (retNum, x) (); sync_all (x)
#endif
/* A value of 7000 functions is chosen as an arbitrarily large
number of functions that will allow us enough attempts to
verify lazy resolution operation. */
FUNC7000 ();
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