/usr/include/lttng/constant.h is in liblttng-ctl-dev 2.9.3-1.
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 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 | /*
* Copyright (C) 2014 - David Goulet <dgoulet@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, version 2.1 only,
* as published by the Free Software Foundation.
*
* 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
*/
#ifndef LTTNG_CONSTANT_H
#define LTTNG_CONSTANT_H
#ifndef LTTNG_DEPRECATED
#if defined (__GNUC__) \
&& ((__GNUC_MAJOR__ == 4) && (__GNUC_MINOR__ >= 5) \
|| __GNUC_MAJOR__ >= 5)
#define LTTNG_DEPRECATED(msg) __attribute__((deprecated(msg)))
#else
#define LTTNG_DEPRECATED(msg) __attribute__((deprecated))
#endif /* defined __GNUC__ */
#endif /* LTTNG_DEPRECATED */
#include <limits.h>
/*
* Necessary to include the fixed width type limits on glibc versions older
* than 2.18 when building with a C++ compiler.
*/
#ifndef __STDC_LIMIT_MACROS
#define __STDC_LIMIT_MACROS
#include <stdint.h>
#undef __STDC_LIMIT_MACROS
#else /* #ifndef __STDC_LIMIT_MACROS */
#include <stdint.h>
#endif /* #else #ifndef __STDC_LIMIT_MACROS */
#include <sys/types.h>
/*
* Event symbol length. Copied from LTTng kernel ABI.
*/
#define LTTNG_SYMBOL_NAME_LEN 256
/*
* PROC(5) mentions that PID_MAX_LIMIT may not exceed 2^22 on 64-bit HW.
* We prefer to use 32-bits for simplicity's sake.
*/
#define LTTNG_MAX_PID INT32_MAX
#define LTTNG_MAX_PID_STR "2147483647"
#define LTTNG_NAME_MAX 255
#define LTTNG_HOST_NAME_MAX 64
#define LTTNG_PATH_MAX 4096
#endif /* LTTNG_CONSTANT_H */
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