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feat(ulog): Add a one-time warning when the log line buffer is insufficient

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This commit is contained in:
wdfk-prog
2025-11-17 16:56:38 +08:00
committed by R b b666
parent de784f7cf2
commit e1f609fe3a
1 changed files with 13 additions and 0 deletions
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13
components/utilities/ulog/ulog.c
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@@ -421,6 +421,17 @@ rt_weak rt_size_t ulog_tail_formater(char *log_buf, rt_size_t log_len, rt_bool_t
return log_len;
}
static void ulog_no_enough_buffer_printf(void)
{
static rt_bool_t already_output = RT_FALSE;
if (already_output == RT_FALSE)
{
rt_kprintf("Warning: There is not enough buffer to output the log,"
" please increase the ULOG_LINE_BUF_SIZE option.\n");
already_output = RT_TRUE;
}
}
rt_weak rt_size_t ulog_formater(char *log_buf, rt_uint32_t level, const char *tag, rt_bool_t newline,
const char *format, va_list args)
{
@@ -444,6 +455,7 @@ rt_weak rt_size_t ulog_formater(char *log_buf, rt_uint32_t level, const char *ta
{
/* using max length */
log_len = ULOG_LINE_BUF_SIZE;
ulog_no_enough_buffer_printf();
}
/* log tail */
return ulog_tail_formater(log_buf, log_len, newline, level);
@@ -472,6 +484,7 @@ rt_weak rt_size_t ulog_hex_formater(char *log_buf, const char *tag, const rt_uin
else
{
log_len = ULOG_LINE_BUF_SIZE;
ulog_no_enough_buffer_printf();
}
/* dump hex */
for (j = 0; j < width; j++)