libdvbv5
1.18.1
Library to work with Digital TV devices on Linux
lib
include
libdvbv5
dvb-log.h
Go to the documentation of this file.
1
/*
2
* Copyright (c) 2011-2014 - Mauro Carvalho Chehab
3
* Copyright (c) 2012 - Andre Roth <neolynx@gmail.com>
4
*
5
* This program is free software; you can redistribute it and/or modify
6
* it under the terms of the GNU Lesser General Public License as published by
7
* the Free Software Foundation version 2.1 of the License.
8
*
9
* This program is distributed in the hope that it will be useful,
10
* but WITHOUT ANY WARRANTY; without even the implied warranty of
11
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12
* GNU Lesser General Public License for more details.
13
*
14
* You should have received a copy of the GNU Lesser General Public License
15
* along with this program; if not, write to the Free Software
16
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17
* Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
18
*
19
*/
20
21
#ifndef _LOG_H
22
#define _LOG_H
23
24
#include <syslog.h>
25
44
typedef
void (*
dvb_logfunc
)(
int
level,
const
char
*fmt, ...) __attribute__ (( format( printf, 2, 3 )));
45
52
typedef
void (*
dvb_logfunc_priv
)(
void
*logpriv,
int
level,
const
char
*fmt, ...);
53
54
/*
55
* Macros used internally inside libdvbv5 frontend part, to output logs
56
*/
57
58
#ifndef _DOXYGEN
59
60
struct
dvb_v5_fe_parms
;
64
dvb_logfunc_priv
dvb_get_log_priv(
struct
dvb_v5_fe_parms
*,
void
**);
65
66
#ifndef __DVB_FE_PRIV_H
67
68
#define dvb_loglevel(level, fmt, arg...) do {\
69
void *priv;\
70
dvb_logfunc_priv f = dvb_get_log_priv(parms, &priv);\
71
if (f) {\
72
f(priv, level, fmt, ##arg);\
73
} else {\
74
parms->logfunc(level, fmt, ##arg); \
75
}\
76
} while (0)
77
78
#else
79
80
#define dvb_loglevel(level, fmt, arg...) do {\
81
if (parms->logfunc_priv) {\
82
parms->logfunc_priv(parms->logpriv, level, fmt, ##arg);\
83
} else {\
84
parms->p.logfunc(level, fmt, ##arg); \
85
}\
86
} while (0)
87
88
#endif
89
90
#define dvb_log(fmt, arg...) dvb_loglevel(LOG_INFO, fmt, ##arg)
91
#define dvb_logerr(fmt, arg...) dvb_loglevel(LOG_ERR, fmt, ##arg)
92
#define dvb_logdbg(fmt, arg...) dvb_loglevel(LOG_DEBUG, fmt, ##arg)
93
#define dvb_logwarn(fmt, arg...) dvb_loglevel(LOG_WARNING, fmt, ##arg)
94
#define dvb_loginfo(fmt, arg...) dvb_loglevel(LOG_NOTICE, fmt, ##arg)
95
96
#define dvb_perror(msg) dvb_logerr("%s: %s", msg, strerror(errno))
97
98
#endif
/* _DOXYGEN */
99
108
void
dvb_default_log
(
int
level,
const
char
*fmt, ...) __attribute__ (( format( printf, 2, 3 )));
109
110
#endif
dvb_logfunc_priv
void(* dvb_logfunc_priv)(void *logpriv, int level, const char *fmt,...)
Definition:
dvb-log.h:52
dvb_v5_fe_parms
Keeps data needed to handle the DVB frontend.
Definition:
dvb-fe.h:117
dvb_logfunc
void(* dvb_logfunc)(int level, const char *fmt,...)
typedef used by dvb_fe_open2 for the log function
Definition:
dvb-log.h:44
dvb_default_log
void dvb_default_log(int level, const char *fmt,...)
This is the prototype of the internal log function that it is used, if the library client doesn't des...
Generated by
1.8.17