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-rw-r--r--components/finsh/shell.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/components/finsh/shell.h b/components/finsh/shell.h
index 6a4dfff113..6a2737f422 100644
--- a/components/finsh/shell.h
+++ b/components/finsh/shell.h
@@ -97,6 +97,7 @@ rt_uint32_t finsh_get_echo(void);
int finsh_system_init(void);
void finsh_set_device(const char* device_name);
const char* finsh_get_device(void);
+char finsh_getchar(void);
rt_uint32_t finsh_get_prompt_mode(void);
void finsh_set_prompt_mode(rt_uint32_t prompt_mode);