log-impl.h
Go to the documentation of this file.
/* Simple Plugin API
*
* Copyright © 2018 Wim Taymans
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef SPA_LOG_IMPL_H
#define SPA_LOG_IMPL_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdio.h>
#include <spa/utils/type.h>
#include <spa/support/log.h>
static inline SPA_PRINTF_FUNC(7, 0) void spa_log_impl_logtv(void *object,
enum spa_log_level level,
const struct spa_log_topic *topic,
const char *file,
int line,
const char *func,
const char *fmt,
va_list args)
{
static const char * const levels[] = { "-", "E", "W", "I", "D", "T" };
const char *basename = strrchr(file, '/');
char text[512], location[1024];
char topicstr[32] = {0};
if (basename)
basename += 1; /* skip '/' */
else
basename = file; /* use whole string if no '/' is found */
if (topic && topic->topic)
snprintf(topicstr, sizeof(topicstr), " %s ", topic->topic);
vsnprintf(text, sizeof(text), fmt, args);
snprintf(location, sizeof(location), "[%s]%s[%s:%i %s()] %s\n",
levels[level],
topicstr,
basename, line, func, text);
fputs(location, stderr);
}
static inline SPA_PRINTF_FUNC(7,8) void spa_log_impl_logt(void *object,
enum spa_log_level level,
const struct spa_log_topic *topic,
const char *file,
int line,
const char *func,
const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
spa_log_impl_logtv(object, level, topic, file, line, func, fmt, args);
va_end(args);
}
static inline SPA_PRINTF_FUNC(6, 0) void spa_log_impl_logv(void *object,
enum spa_log_level level,
const char *file,
int line,
const char *func,
const char *fmt,
va_list args)
{
spa_log_impl_logtv(object, level, NULL, file, line, func, fmt, args);
}
static inline SPA_PRINTF_FUNC(6,7) void spa_log_impl_log(void *object,
enum spa_log_level level,
const char *file,
int line,
const char *func,
const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
spa_log_impl_logv(object, level, file, line, func, fmt, args);
va_end(args);
}
static inline void spa_log_impl_topic_init(void *object, struct spa_log_topic *topic)
{
/* noop */
}
#define SPA_LOG_IMPL_DEFINE(name) \
struct { \
struct spa_log log; \
struct spa_log_methods methods; \
} name
#define SPA_LOG_IMPL_INIT(name) \
{ { { SPA_TYPE_INTERFACE_Log, SPA_VERSION_LOG, \
SPA_CALLBACKS_INIT(&name.methods, &name) }, \
SPA_LOG_LEVEL_INFO, }, \
{ SPA_VERSION_LOG_METHODS, \
spa_log_impl_log, \
spa_log_impl_logv, \
spa_log_impl_logt, \
spa_log_impl_logtv, \
} }
#define SPA_LOG_IMPL(name) \
SPA_LOG_IMPL_DEFINE(name) = SPA_LOG_IMPL_INIT(name)
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* SPA_LOG_IMPL_H */
spa_log_level
spa_log_level
Definition: log.h:65
spa_log_impl_log
static void spa_log_impl_log(void *object, enum spa_log_level level, const char *file, int line, const char *func, const char *fmt,...)
Definition: log-impl.h:103
spa_log_impl_topic_init
static void spa_log_impl_topic_init(void *object, struct spa_log_topic *topic)
Definition: log-impl.h:116
spa_log_impl_logtv
static void spa_log_impl_logtv(void *object, enum spa_log_level level, const struct spa_log_topic *topic, const char *file, int line, const char *func, const char *fmt, va_list args)
Definition: log-impl.h:47
spa_log_impl_logt
static void spa_log_impl_logt(void *object, enum spa_log_level level, const struct spa_log_topic *topic, const char *file, int line, const char *func, const char *fmt,...)
Definition: log-impl.h:77
spa_log_impl_logv
static void spa_log_impl_logv(void *object, enum spa_log_level level, const char *file, int line, const char *func, const char *fmt, va_list args)
Definition: log-impl.h:91
SPA_PRINTF_FUNC
#define SPA_PRINTF_FUNC(fmt, arg1)
Definition: defs.h:260
log.h
spa/support/log.h
type.h
spa/utils/type.h
spa_log_topic
Identifier for a topic.
Definition: log.h:103