/usr/src/lttng-modules-2.7.1/lib/bug.h is in lttng-modules-dkms 2.7.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | #ifndef _LTTNG_BUG_H
#define _LTTNG_BUG_H
/*
* lib/bug.h
*
* Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
* This 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; only
* version 2.1 of the License.
*
* This 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 this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* BUILD_RUNTIME_BUG_ON - check condition at build (if constant) or runtime
* @condition: the condition which should be false.
*
* If the condition is a constant and true, the compiler will generate a build
* error. If the condition is not constant, a BUG will be triggered at runtime
* if the condition is ever true. If the condition is constant and false, no
* code is emitted.
*/
#define BUILD_RUNTIME_BUG_ON(condition) \
do { \
if (__builtin_constant_p(condition)) \
BUILD_BUG_ON(condition); \
else \
BUG_ON(condition); \
} while (0)
#endif
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