mirror of
https://github.com/checkpoint-restore/criu
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eee9ad2b44
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/*
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This file defines types and macros for CRIU plugins.
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Copyright (C) 2013 Parallels, Inc
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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 2 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, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef __CRIU_LOG_H__
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#define __CRIU_LOG_H__
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#define LOG_UNSET (-1)
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#define LOG_MSG (0) /* Print message regardless of log level */
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#define LOG_ERROR (1) /* Errors only, when we're in trouble */
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#define LOG_WARN (2) /* Warnings, dazen and confused but trying to continue */
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#define LOG_INFO (3) /* Informative, everything is fine */
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#define LOG_DEBUG (4) /* Debug only */
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extern void print_on_level(unsigned int loglevel, const char *format, ...)
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__attribute__ ((__format__ (__printf__, 2, 3)));
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#ifndef LOG_PREFIX
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# define LOG_PREFIX
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#endif
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#define pr_msg(fmt, ...) \
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print_on_level(LOG_MSG, \
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fmt, ##__VA_ARGS__)
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#define pr_info(fmt, ...) \
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print_on_level(LOG_INFO, \
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LOG_PREFIX fmt, ##__VA_ARGS__)
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#define pr_err(fmt, ...) \
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print_on_level(LOG_ERROR, \
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"Error (%s:%d): " LOG_PREFIX fmt, \
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__FILE__, __LINE__, ##__VA_ARGS__)
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#define pr_err_once(fmt, ...) \
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do { \
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static bool __printed; \
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if (!__printed) { \
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pr_err(fmt, ##__VA_ARGS__); \
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__printed = 1; \
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} \
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} while (0)
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#define pr_warn(fmt, ...) \
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print_on_level(LOG_WARN, \
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"Warn (%s:%d): " LOG_PREFIX fmt, \
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__FILE__, __LINE__, ##__VA_ARGS__)
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#define pr_warn_once(fmt, ...) \
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do { \
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static bool __printed; \
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if (!__printed) { \
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pr_warn(fmt, ##__VA_ARGS__); \
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__printed = 1; \
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} \
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} while (0)
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#define pr_debug(fmt, ...) \
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print_on_level(LOG_DEBUG, \
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LOG_PREFIX fmt, ##__VA_ARGS__)
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#define pr_perror(fmt, ...) \
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pr_err(fmt ": %m\n", ##__VA_ARGS__)
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#endif /* __CR_LOG_LEVELS_H__ */
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