100 lines
2.9 KiB
C
100 lines
2.9 KiB
C
/* debug.h - debug/log management.
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*
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* Copyright (C) 2021-2022 Bruno Raoult ("br")
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* Licensed under the GNU General Public License v3.0 or later.
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* Some rights reserved. See COPYING.
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*
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* You should have received a copy of the GNU General Public License along with this
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* program. If not, see <https://www.gnu.org/licenses/gpl-3.0-standalone.html>.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later <https://spdx.org/licenses/GPL-3.0-or-later.html>
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*
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*/
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#ifndef DEBUG_H
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#define DEBUG_H
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#include <stdbool.h>
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#include <stdint.h>
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#include "bits.h"
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#define _unused __attribute__((__unused__))
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#define _printf __attribute__ ((format (printf, 6, 7)))
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#ifdef DEBUG_DEBUG
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void debug_init(u32 level);
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void debug_level_set(u32 level);
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u32 debug_level_get(void);
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void _printf debug(u32 level, bool timestamp,
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u32 indent, const char *src,
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u32 line, const char *, ...);
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#else /* DEBUG_DEBUG */
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static inline void debug_init(_unused u32 level) {}
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static inline void debug_level_set(_unused u32 level) {}
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static inline void _printf debug(_unused u32 level, _unused bool timestamp,
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_unused u32 indent, _unused const char *src,
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_unused u32 line, const char *, ...) {}
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#endif /* DEBUG_DEBUG */
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#undef _unused
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#undef _printf
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/**
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* log - simple log (no function name, no indent, no timestamp)
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* @level: log level
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* @fmt: printf format string
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* @args: subsequent arguments to printf
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*/
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#define log(level, fmt, args...) \
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debug((level), false, 0, NULL, 0, fmt, ##args)
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/**
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* log_i - log with indent (no function name, no timestamp)
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* @level: log level
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* @fmt: printf format string
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* @args: subsequent arguments to printf
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*
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* Output example:
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* >>>>val=2
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*/
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#define log_i(level, fmt, args...) \
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debug((level), false, (level), NULL, 0, fmt, ##args)
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/**
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* log_f - log with function name (no indent name, no timestamp)
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* @level: log level
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* @fmt: printf format string
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* @args: subsequent arguments to printf
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*
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* Output example:
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* [function] val=2
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*/
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#define log_f(level, fmt, args...) \
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debug((level), false, 0, __func__, 0, fmt, ##args)
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/**
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* log_if - log with function name and line number (no indent name, no timestamp)
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* @level: log level
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* @fmt: printf format string
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* @args: subsequent arguments to printf
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*
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* Output example:
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* >>>> [function:15] val=2
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*/
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#define log_if(level, fmt, args...) \
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debug((level), false, (level), __func__, __LINE__, fmt, ##args)
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/**
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* log_it - log with function name, line number, indent, and timestamp
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* @level: log level
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* @fmt: printf format string
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* @args: subsequent arguments to printf
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*
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* Output example:
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* >>>> [function:15] val=2
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*/
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#define log_it(level, fmt, args...) \
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debug((level), true, (level), __func__, __LINE__, fmt, ##args)
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#endif /* DEBUG_H */
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