source: mainline/uspace/lib/c/include/io/log.h@ cd1e3fc0

Last change on this file since cd1e3fc0 was d7f7a4a, checked in by Jiří Zárevúcky <zarevucky.jiri@…>, 3 years ago

Replace some license headers with SPDX identifier

Headers are replaced using tools/transorm-copyright.sh only
when it can be matched verbatim with the license header used
throughout most of the codebase.

  • Property mode set to 100644
File size: 992 bytes
Line 
1/*
2 * SPDX-FileCopyrightText: 2011 Vojtech Horky
3 * SPDX-FileCopyrightText: 2011 Jiri Svoboda
4 *
5 * SPDX-License-Identifier: BSD-3-Clause
6 */
7
8/** @addtogroup libc
9 * @{
10 */
11
12#ifndef _LIBC_IO_LOG_H_
13#define _LIBC_IO_LOG_H_
14
15#include <stdarg.h>
16#include <inttypes.h>
17#include <io/verify.h>
18#include <types/common.h>
19
20#include <abi/log.h>
21
22/** Log itself (logging target). */
23typedef sysarg_t log_t;
24/** Formatting directive for printing log_t. */
25#define PRIlogctx PRIxn
26
27/** Default log (target). */
28#define LOG_DEFAULT ((log_t) -1)
29
30/** Use when creating new top-level log. */
31#define LOG_NO_PARENT ((log_t) 0)
32
33extern const char *log_level_str(log_level_t);
34extern errno_t log_level_from_str(const char *, log_level_t *);
35
36extern errno_t log_init(const char *);
37extern log_t log_create(const char *, log_t);
38
39extern void log_msg(log_t, log_level_t, const char *, ...)
40 _HELENOS_PRINTF_ATTRIBUTE(3, 4);
41extern void log_msgv(log_t, log_level_t, const char *, va_list);
42
43#endif
44
45/** @}
46 */
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