87 lines
2.3 KiB
C
87 lines
2.3 KiB
C
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/**
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* @file lv_log.h
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*
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*/
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#ifndef LV_LOG_H
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#define LV_LOG_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*********************
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* INCLUDES
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*********************/
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#ifdef LV_CONF_INCLUDE_SIMPLE
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#include "lv_conf.h"
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#else
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#include "../../lv_conf.h"
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#endif
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#include <stdint.h>
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/*********************
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* DEFINES
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*********************/
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/*Possible log level. For compatibility declare it independently from `USE_LV_LOG`*/
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#define LV_LOG_LEVEL_TRACE 0 /*A lot of logs to give detailed information*/
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#define LV_LOG_LEVEL_INFO 1 /*Log important events*/
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#define LV_LOG_LEVEL_WARN 2 /*Log if something unwanted happened but didn't caused problem*/
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#define LV_LOG_LEVEL_ERROR 3 /*Only critical issue, when the system may fail*/
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#define _LV_LOG_LEVEL_NUM 4
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typedef int8_t lv_log_level_t;
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#if USE_LV_LOG
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/**********************
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* TYPEDEFS
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**********************/
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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/**
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* Register custom print (or anything else) function to call when log is added
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* @param f a function pointer:
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* `void my_print (lv_log_level_t level, const char * file, uint32_t line, const char * dsc)`
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*/
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void lv_log_register_print(void f(lv_log_level_t, const char *, uint32_t, const char *));
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/**
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* Add a log
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* @param level the level of log. (From `lv_log_level_t` enum)
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* @param file name of the file when the log added
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* @param line line number in the source code where the log added
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* @param dsc description of the log
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*/
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void lv_log_add(lv_log_level_t level, const char * file, int line, const char * dsc);
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/**********************
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* MACROS
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**********************/
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#define LV_LOG_TRACE(dsc) lv_log_add(LV_LOG_LEVEL_TRACE, __FILE__, __LINE__, dsc);
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#define LV_LOG_INFO(dsc) lv_log_add(LV_LOG_LEVEL_INFO, __FILE__, __LINE__, dsc);
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#define LV_LOG_WARN(dsc) lv_log_add(LV_LOG_LEVEL_WARN, __FILE__, __LINE__, dsc);
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#define LV_LOG_ERROR(dsc) lv_log_add(LV_LOG_LEVEL_ERROR, __FILE__, __LINE__, dsc);
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#else /*USE_LV_LOG*/
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/*Do nothing if `USE_LV_LOG 0`*/
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#define lv_log_add(level, file, line, dsc) {;}
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#define LV_LOG_TRACE(dsc) {;}
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#define LV_LOG_INFO(dsc) {;}
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#define LV_LOG_WARN(dsc) {;}
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#define LV_LOG_ERROR(dsc) {;}
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#endif /*USE_LV_LOG*/
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /*LV_LOG_H*/
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