From e6fd3ffcd9b5e8d4348db66bd42d9e0ec890533b Mon Sep 17 00:00:00 2001
From: Meco Man <920369182@qq.com>
Date: Wed, 29 Dec 2021 13:59:46 -0500
Subject: [PATCH] =?UTF-8?q?[libc]=E4=BF=AE=E7=90=86=E4=B8=80=E4=BA=9B?=
 =?UTF-8?q?=E7=BB=86=E8=8A=82=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 components/libc/compilers/armlibc/syscalls.c        | 10 ++--------
 components/libc/compilers/common/compiler_private.h |  2 --
 components/libc/compilers/common/time.c             |  4 ++--
 3 files changed, 4 insertions(+), 12 deletions(-)

diff --git a/components/libc/compilers/armlibc/syscalls.c b/components/libc/compilers/armlibc/syscalls.c
index 2dd90cb27c..f4ced9d3c0 100644
--- a/components/libc/compilers/armlibc/syscalls.c
+++ b/components/libc/compilers/armlibc/syscalls.c
@@ -276,10 +276,7 @@ char *_sys_command_string(char *cmd, int len)
 void _ttywrch(int ch)
 {
 #ifdef RT_USING_CONSOLE
-    char c;
-
-    c = (char)ch;
-    rt_kprintf(&c);
+    rt_kprintf("%c", (char)ch);
 #endif /* RT_USING_CONSOLE */
 }
 
@@ -337,10 +334,7 @@ int remove(const char *filename)
 int fputc(int c, FILE *f)
 {
 #ifdef RT_USING_CONSOLE
-    char ch[2] = {0};
-
-    ch[0] = c;
-    rt_kprintf(&ch[0]);
+    rt_kprintf("%c", (char)c);
     return 1;
 #else
     return 0; /* error */
diff --git a/components/libc/compilers/common/compiler_private.h b/components/libc/compilers/common/compiler_private.h
index 2fd9c51f65..96a49efc7a 100644
--- a/components/libc/compilers/common/compiler_private.h
+++ b/components/libc/compilers/common/compiler_private.h
@@ -10,8 +10,6 @@
 #ifndef __COMPILER_PRIVATE_H__
 #define __COMPILER_PRIVATE_H__
 
-#include <rtconfig.h>
-
 #define _WARNING_WITHOUT_FS     "Please enable RT_USING_POSIX_FS"
 #define _WARNING_WITHOUT_STDIO  "Please enable RT_USING_POSIX_FS and RT_USING_POSIX_STDIO"
 
diff --git a/components/libc/compilers/common/time.c b/components/libc/compilers/common/time.c
index 8890a3e830..256268a3fc 100644
--- a/components/libc/compilers/common/time.c
+++ b/components/libc/compilers/common/time.c
@@ -56,8 +56,8 @@ static const short __spm[13] =
     (31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + 31),
 };
 
-ALIGN(4) static const char days[] = "Sun Mon Tue Wed Thu Fri Sat ";
-ALIGN(4) static const char months[] = "Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ";
+ALIGN(4) static const char *days = "Sun Mon Tue Wed Thu Fri Sat ";
+ALIGN(4) static const char *months = "Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ";
 
 static int __isleap(int year)
 {