28#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
30#warning "use #include <alsa/asoundlib.h>, <alsa/error.h> should not be used directly"
31#include <alsa/asoundlib.h>
47#define SND_ERROR_BEGIN 500000
48#define SND_ERROR_INCOMPATIBLE_VERSION (SND_ERROR_BEGIN+0)
52#define SND_LOG_ERROR 1
55#define SND_LOG_DEBUG 4
56#define SND_LOG_TRACE 5
57#define SND_LOG_LAST SND_LOG_TRACE
59#define SND_ILOG_CORE 1
60#define SND_ILOG_CONFIG 2
61#define SND_ILOG_CONTROL 3
62#define SND_ILOG_HWDEP 4
63#define SND_ILOG_TIMER 5
64#define SND_ILOG_RAWMIDI 6
66#define SND_ILOG_MIXER 8
67#define SND_ILOG_SEQUENCER 9
68#define SND_ILOG_UCM 10
69#define SND_ILOG_TOPOLOGY 11
70#define SND_ILOG_ASERVER 12
71#define SND_ILOG_LAST SND_ILOG_ASERVER
87typedef void (*
snd_lib_log_handler_t)(
int prio,
int interface,
const char *file,
int line,
const char *function,
int errcode,
const char *fmt, va_list arg);
90void snd_lib_log(
int prio,
int interface,
const char *file,
int line,
const char *function,
int errcode,
const char *fmt, ...) ;
91void snd_lib_check(
int interface,
const char *file,
int line,
const char *function,
int errcode,
const char *fmt, ...);
97#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 95)
98#define snd_error(interface, ...) snd_lib_log(SND_LOG_ERROR, SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, __VA_ARGS__)
99#define snd_errornum(interface, ...) snd_lib_log(SND_LOG_ERROR, SND_ILOG_##interface, __FILE__, __LINE__, __func__, errno, __VA_ARGS__)
100#define snd_warn(interface, ...) snd_lib_log(SND_LOG_WARN, SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, __VA_ARGS__)
101#define snd_info(interface, ...) snd_lib_log(SND_LOG_INFO, SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, __VA_ARGS__)
102#define snd_debug(interface, ...) snd_lib_log(SND_LOG_DEBUG, SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, __VA_ARGS__)
103#define snd_trace(interface, ...) snd_lib_log(SND_LOG_TRACE, SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, __VA_ARGS__)
104#define snd_check(interface, ...) snd_lib_check(SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, __VA_ARGS__)
105#define snd_checknum(interface, ...) snd_lib_check(SND_ILOG_##interface, __FILE__, __LINE__, __func__, errno, __VA_ARGS__)
107#define snd_error(interface, args...) snd_lib_log(SND_LOG_ERROR, SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, ##args)
108#define snd_errornum(interface, args...) snd_lib_log(SND_LOG_ERROR, SND_ILOG_##interface, __FILE__, __LINE__, __func__, errno, ##args)
109#define snd_warn(interface, args...) snd_lib_log(SND_LOG_WARN, SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, ##args)
110#define snd_info(interface, args...) snd_lib_log(SND_LOG_INFO, SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, ##args)
111#define snd_debug(interface, args...) snd_lib_log(SND_LOG_DEBUG, SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, ##args)
112#define snd_trace(interface, args...) snd_lib_log(SND_LOG_TRACE, SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, ##args)
113#define snd_check(interface, args...) snd_lib_check(SND_ILOG_##interface, __FILE__, __LINE__, __func__, 0, ##args)
114#define snd_checknum(interface, args...) snd_lib_check(SND_ILOG_##interface, __FILE__, __LINE__, __func__, errno, ##args)
134#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 95)
135#define SNDERR(...) snd_lib_log(SND_LOG_ERROR, 0, __FILE__, __LINE__, __func__, 0, __VA_ARGS__)
136#define SYSERR(...) snd_lib_log(SND_LOG_ERROR, 0, __FILE__, __LINE__, __func__, errno, __VA_ARGS__)
138#define SNDERR(args...) snd_lib_log(SND_LOG_ERROR, 0, __FILE__, __LINE__, __func__, 0, ##args)
139#define SYSERR(args...) snd_lib_log(SND_LOG_ERROR, 0, __FILE__, __LINE__, __func__, errno, ##args)
144 const char *func,
int errcode,
145 const char *fmt, va_list arg);
int snd_lib_log_filter(int prio, int interface, const char *configstr)
Check if a log message should be shown based on LIBASOUND_DEBUG.
Definition error.c:275
void snd_lib_check(int interface, const char *file, int line, const char *function, int errcode, const char *fmt,...)
The check point function.
Definition error.c:368
snd_lib_log_handler_t snd_lib_vlog
Definition error.c:392
const char * snd_strerror(int errnum)
Returns the message for an error code.
Definition error.c:51
snd_lib_log_handler_t snd_lib_log_set_local(snd_lib_log_handler_t handler)
Install local log handler.
Definition error.c:79
int snd_lib_error_set_handler(snd_lib_error_handler_t handler)
Sets the error handler.
Definition error.c:465
const char * snd_lib_log_interface(int interface)
Function to convert interface code to text.
Definition error.c:134
void(* snd_lib_log_handler_t)(int prio, int interface, const char *file, int line, const char *function, int errcode, const char *fmt, va_list arg)
Log handler callback.
Definition error.h:87
snd_lib_log_handler_t snd_lib_log_set_handler(snd_lib_log_handler_t handler)
Sets the log handler.
Definition error.c:402
snd_local_error_handler_t snd_lib_error_set_local(snd_local_error_handler_t func)
Install local error handler.
Definition error.c:416
void snd_lib_log(int prio, int interface, const char *file, int line, const char *function, int errcode, const char *fmt,...)
Root log handler function.
Definition error.c:348
void(* snd_local_error_handler_t)(const char *file, int line, const char *func, int errcode, const char *fmt, va_list arg)
Definition error.h:143
void(* snd_lib_error_handler_t)(const char *file, int line, const char *function, int errcode, const char *fmt,...)
Error handler callback.
Definition error.h:130
snd_lib_error_handler_t snd_lib_error
Definition error.c:452
const char * snd_lib_log_priority(int prio)
Function to convert log priority level to text.
Definition error.c:122