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error.h
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/*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
#warning "use #include <alsa/asoundlib.h>, <alsa/error.h> should not be used directly"
#include <alsa/asoundlib.h>
#endif
#ifndef __ALSA_ERROR_H
#define __ALSA_ERROR_H
#ifdef __cplusplus
extern "C" {
#endif
#define SND_ERROR_BEGIN 500000
#define SND_ERROR_INCOMPATIBLE_VERSION (SND_ERROR_BEGIN+0)
const char *snd_strerror(int errnum);
typedef void (*snd_lib_error_handler_t)(const char *file, int line, const char *function, int err, const char *fmt, ...) /* __attribute__ ((format (printf, 5, 6))) */;
extern snd_lib_error_handler_t snd_lib_error;
extern int snd_lib_error_set_handler(snd_lib_error_handler_t handler);
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 95)
#define SNDERR(...) snd_lib_error(__FILE__, __LINE__, __func__, 0, __VA_ARGS__)
#define SYSERR(...) snd_lib_error(__FILE__, __LINE__, __func__, errno, __VA_ARGS__)
#else
#define SNDERR(args...) snd_lib_error(__FILE__, __LINE__, __func__, 0, ##args)
#define SYSERR(args...) snd_lib_error(__FILE__, __LINE__, __func__, errno, ##args)
#endif
#ifdef __cplusplus
}
#endif
typedef void (*snd_local_error_handler_t)(const char *file, int line,
const char *func, int err,
const char *fmt, va_list arg);
snd_local_error_handler_t snd_lib_error_set_local(snd_local_error_handler_t func);
#endif /* __ALSA_ERROR_H */
snd_local_error_handler_t
void(* snd_local_error_handler_t)(const char *file, int line, const char *func, int err, const char *fmt, va_list arg)
Definition error.h:83
snd_lib_error_set_local
snd_local_error_handler_t snd_lib_error_set_local(snd_local_error_handler_t func)
Install local error handler.
Definition error.c:78
snd_strerror
const char * snd_strerror(int errnum)
Returns the message for an error code.
Definition error.c:51
snd_lib_error_set_handler
int snd_lib_error_set_handler(snd_lib_error_handler_t handler)
Sets the error handler.
Definition error.c:129
snd_lib_error
snd_lib_error_handler_t snd_lib_error
Definition error.c:120
snd_lib_error_handler_t
void(* snd_lib_error_handler_t)(const char *file, int line, const char *function, int err, const char *fmt,...)
Error handler callback.
Definition error.h:64