From 60aaa9f9d831427054477be9d5e70014b02cf804 Mon Sep 17 00:00:00 2001
From: Meco Man <920369182@qq.com>
Date: Fri, 20 Aug 2021 18:14:37 -0400
Subject: [PATCH] =?UTF-8?q?[finsh]=20=E5=B0=86finsh=5Fgetchar=E5=87=BD?=
 =?UTF-8?q?=E6=95=B0=E6=9A=B4=E9=9C=B2=E5=87=BA=E6=9D=A5?=
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---
 components/finsh/shell.c | 8 ++++----
 components/finsh/shell.h | 1 +
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/components/finsh/shell.c b/components/finsh/shell.c
index c89139c0e..87dc6e074 100644
--- a/components/finsh/shell.c
+++ b/components/finsh/shell.c
@@ -164,7 +164,7 @@ void finsh_set_prompt_mode(rt_uint32_t prompt_mode)
     shell->prompt_mode = prompt_mode;
 }
 
-static int finsh_getchar(void)
+char finsh_getchar(void)
 {
 #ifdef RT_USING_DEVICE
 #ifdef RT_USING_POSIX
@@ -176,7 +176,7 @@ static int finsh_getchar(void)
     while (rt_device_read(shell->device, -1, &ch, 1) != 1)
         rt_sem_take(&shell->rx_sem, RT_WAITING_FOREVER);
 
-    return (int)ch;
+    return ch;
 #endif
 #else
     extern char rt_hw_console_getchar(void);
@@ -329,7 +329,7 @@ static void finsh_wait_auth(void)
             while (1)
             {
                 /* read one character from device */
-                ch = finsh_getchar();
+                ch = (int)finsh_getchar();
                 if (ch < 0)
                 {
                     continue;
@@ -541,7 +541,7 @@ void finsh_thread_entry(void *parameter)
 
     while (1)
     {
-        ch = finsh_getchar();
+        ch = (int)finsh_getchar();
         if (ch < 0)
         {
             continue;
diff --git a/components/finsh/shell.h b/components/finsh/shell.h
index 6a4dfff11..6a2737f42 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);
-- 
GitLab