5 This file is part of PulseAudio.
7 Copyright 2004-2006 Lennart Poettering
8 Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
10 PulseAudio is free software; you can redistribute it and/or modify
11 it under the terms of the GNU Lesser General Public License as published
12 by the Free Software Foundation; either version 2 of the License,
13 or (at your option) any later version.
15 PulseAudio is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU Lesser General Public License
21 along with PulseAudio; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
28 #include <pulse/gccmacro.h>
30 /* A simple logging subsystem */
33 typedef enum pa_log_target
{
34 PA_LOG_STDERR
, /* default */
36 PA_LOG_USER
, /* to user specified function */
37 PA_LOG_NULL
/* to /dev/null */
40 typedef enum pa_log_level
{
41 PA_LOG_ERROR
= 0, /* Error messages */
42 PA_LOG_WARN
= 1, /* Warning messages */
43 PA_LOG_NOTICE
= 2, /* Notice messages */
44 PA_LOG_INFO
= 3, /* Info messages */
45 PA_LOG_DEBUG
= 4, /* debug message */
49 /* Set an identification for the current daemon. Used when logging to syslog. */
50 void pa_log_set_ident(const char *p
);
52 typedef void (*pa_log_func_t
)(pa_log_level_t t
, const char*s
);
54 /* Set another log target. If t is PA_LOG_USER you may specify a function that is called every log string */
55 void pa_log_set_target(pa_log_target_t t
, pa_log_func_t func
);
57 /* Minimal log level */
58 void pa_log_set_maximal_level(pa_log_level_t l
);
60 void pa_log_level_meta(
65 const char *format
, ...) PA_GCC_PRINTF_ATTR(5,6);
66 void pa_log_levelv_meta(
74 void pa_log_level(pa_log_level_t level
, const char *format
, ...) PA_GCC_PRINTF_ATTR(2,3);
75 void pa_log_levelv(pa_log_level_t level
, const char *format
, va_list ap
);
77 #if __STDC_VERSION__ >= 199901L
79 /* ISO varargs available */
81 #define pa_log_debug(...) pa_log_level_meta(PA_LOG_DEBUG, __FILE__, __LINE__, __func__, __VA_ARGS__)
82 #define pa_log_info(...) pa_log_level_meta(PA_LOG_INFO, __FILE__, __LINE__, __func__, __VA_ARGS__)
83 #define pa_log_notice(...) pa_log_level_meta(PA_LOG_NOTICE, __FILE__, __LINE__, __func__, __VA_ARGS__)
84 #define pa_log_warn(...) pa_log_level_meta(PA_LOG_WARN, __FILE__, __LINE__, __func__, __VA_ARGS__)
85 #define pa_log_error(...) pa_log_level_meta(PA_LOG_ERROR, __FILE__, __LINE__, __func__, __VA_ARGS__)
89 #define LOG_FUNC(suffix, level) \
90 PA_GCC_UNUSED static void pa_log_##suffix(const char *format, ...) { \
92 va_start(ap, format); \
93 pa_log_levelv_meta(level, NULL, 0, NULL, format, ap); \
97 LOG_FUNC(debug
, PA_LOG_DEBUG
)
98 LOG_FUNC(info
, PA_LOG_INFO
)
99 LOG_FUNC(notice
, PA_LOG_NOTICE
)
100 LOG_FUNC(warn
, PA_LOG_WARN
)
101 LOG_FUNC(error
, PA_LOG_ERROR
)
105 #define pa_log pa_log_error