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Merge pull request #3287 from rgw5267/fix_ulog 

ulogbuffer增加1，为\0预留空间
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Bernard Xiong 2019-12-24 11:17:41 +08:00 committed by GitHub
parent dd23a36713 9893f64610
commit 20d1c13be6
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1 changed files with 4 additions and 2 deletions
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6
components/utilities/ulog/ulog.c
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@ -81,12 +81,12 @@ struct rt_ulog
/* all backends */
rt_slist_t backend_list;
/* the thread log's line buffer */
char log_buf_th[ULOG_LINE_BUF_SIZE];
char log_buf_th[ULOG_LINE_BUF_SIZE + 1];
#ifdef ULOG_USING_ISR_LOG
/* the ISR log's line buffer */
rt_base_t output_locker_isr_lvl;
char log_buf_isr[ULOG_LINE_BUF_SIZE];
char log_buf_isr[ULOG_LINE_BUF_SIZE + 1];
#endif /* ULOG_USING_ISR_LOG */
#ifdef ULOG_USING_ASYNC_OUTPUT
@ -728,6 +728,8 @@ void ulog_hexdump(const char *tag, rt_size_t width, rt_uint8_t *buf, rt_size_t s
}
/* package newline sign */
log_len += ulog_strcpy(log_len, log_buf + log_len, ULOG_NEWLINE_SIGN);
/*add string end sign*/
log_buf[log_len] = '\0';
/* do log output */
do_output(LOG_LVL_DBG, NULL, RT_TRUE, log_buf, log_len);
}