[utilities][ulog] fix ulog backend color log length calculation error

Signed-off-by: chenyong <chenyong@rt-thread.com>
This commit is contained in:
chenyong 2021-01-21 18:58:57 +08:00
parent 87b5f3f51e
commit 43b1daf325
1 changed files with 5 additions and 1 deletions

View File

@ -408,7 +408,11 @@ void ulog_output_to_all_backend(rt_uint32_t level, const char *tag, rt_bool_t is
else else
{ {
/* recalculate the log start address and log size when backend not supported color */ /* recalculate the log start address and log size when backend not supported color */
rt_size_t color_info_len = rt_strlen(color_output_info[level]), output_size = size; rt_size_t color_info_len = 0, output_size = size;
if (color_output_info[level] != RT_NULL)
color_info_len = rt_strlen(color_output_info[level]);
if (color_info_len) if (color_info_len)
{ {
rt_size_t color_hdr_len = rt_strlen(CSI_START) + color_info_len; rt_size_t color_hdr_len = rt_strlen(CSI_START) + color_info_len;