8 files changed, 14 insertions, 7 deletions
diff --git a/components/libc/posix/io/SConscript b/components/libc/posix/io/SConscript
index 0771ec67be..bb45211ec0 100644
--- a/components/libc/posix/io/SConscript
+++ b/components/libc/posix/io/SConscript
@@ -10,7 +10,7 @@ group   = []
 
 flag = False
 
-if GetDepend('RT_USING_POSIX_DEVIO'):
+if GetDepend('RT_USING_POSIX_STDIO'):
     src += ['libc.c']
     flag = True
 
diff --git a/components/libc/posix/io/libc.c b/components/libc/posix/io/libc.c
index 4bb647c16b..e57749f1da 100644
--- a/components/libc/posix/io/libc.c
+++ b/components/libc/posix/io/libc.c
@@ -7,6 +7,7 @@
  * Date           Author       Notes
  * 2017/10/15     bernard      the first version
  */
+
 #include <rtthread.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -20,7 +21,7 @@
 
 int libc_system_init(void)
 {
-#ifdef RT_USING_POSIX_DEVIO
+#ifdef RT_USING_POSIX_STDIO
     rt_device_t dev_console;
 
     dev_console = rt_console_get_device();
@@ -28,12 +29,12 @@ int libc_system_init(void)
     {
         libc_stdio_set_console(dev_console->parent.name, O_RDWR);
     }
-#endif /* RT_USING_POSIX_DEVIO */
+#endif /* RT_USING_POSIX_STDIO */
     return 0;
 }
 INIT_COMPONENT_EXPORT(libc_system_init);
 
-#if defined(RT_USING_POSIX_DEVIO) && defined(RT_USING_NEWLIB)
+#if defined(RT_USING_POSIX_STDIO) && defined(RT_USING_NEWLIB)
 #define STDIO_DEVICE_NAME_MAX   32
 static FILE* std_console = NULL;
 int libc_stdio_set_console(const char* device_name, int mode)
@@ -134,4 +135,4 @@ int libc_stdio_set_console(const char* device_name, int mode)
 int libc_stdio_get_console(void) {
     return std_fd;
 }
-#endif /* defined(RT_USING_POSIX_DEVIO) && defined(RT_USING_NEWLIB) */
+#endif /* defined(RT_USING_POSIX_STDIO) && defined(RT_USING_NEWLIB) */
diff --git a/components/libc/posix/io/libc.h b/components/libc/posix/io/libc.h
index b019267926..6b5dfd1fcc 100644
--- a/components/libc/posix/io/libc.h
+++ b/components/libc/posix/io/libc.h
@@ -7,6 +7,7 @@
  * Date           Author       Notes
  * 2017/10/15     bernard      the first version
  */
+
 #ifndef __RTT_LIBC_H__
 #define __RTT_LIBC_H__
 
@@ -17,10 +18,10 @@ extern "C" {
 #endif
 
 int libc_system_init(void);
-#ifdef RT_USING_POSIX_DEVIO
+#ifdef RT_USING_POSIX_STDIO
 int libc_stdio_get_console(void);
 int libc_stdio_set_console(const char* device_name, int mode);
-#endif /* RT_USING_POSIX_DEVIO */
+#endif /* RT_USING_POSIX_STDIO */
 
 #ifdef __cplusplus
 }
diff --git a/components/libc/posix/io/poll/poll.c b/components/libc/posix/io/poll/poll.c
index a1500ba109..3c5940b8d3 100644
--- a/components/libc/posix/io/poll/poll.c
+++ b/components/libc/posix/io/poll/poll.c
@@ -8,6 +8,7 @@
  * 2016-12-28     Bernard      first version
  * 2018-03-09     Bernard      Add protection for pt->triggered.
  */
+
 #include <stdint.h>
 #include <rthw.h>
 #include <rtthread.h>
diff --git a/components/libc/posix/io/poll/poll.h b/components/libc/posix/io/poll/poll.h
index aea73d6eaf..0fccd48b0d 100644
--- a/components/libc/posix/io/poll/poll.h
+++ b/components/libc/posix/io/poll/poll.h
@@ -7,6 +7,7 @@
  * Date           Author       Notes
  * 2021-09-11     Meco Man     First version
  */
+
 #ifndef __POLL_H__
 #define __POLL_H__
 
diff --git a/components/libc/posix/io/select.c b/components/libc/posix/io/select.c
index 55d320e921..bac63258a5 100644
--- a/components/libc/posix/io/select.c
+++ b/components/libc/posix/io/select.c
@@ -7,6 +7,7 @@
  * Date           Author       Notes
  * 2016-12-28     Bernard      first version
  */
+
 #include <rtthread.h>
 #include <poll.h>
 #include <sys/select.h>
diff --git a/components/libc/posix/io/termios/termios.c b/components/libc/posix/io/termios/termios.c
index d7d869d67f..44e0e80853 100644
--- a/components/libc/posix/io/termios/termios.c
+++ b/components/libc/posix/io/termios/termios.c
@@ -7,6 +7,7 @@
  * Date           Author       Notes
  * 2017/08/30     Bernard      The first version
  */
+
 #include <stdlib.h>
 #include <string.h>
 #include <dfs_posix.h>
diff --git a/components/libc/posix/io/termios/termios.h b/components/libc/posix/io/termios/termios.h
index b647fa0728..27f2db85b0 100644
--- a/components/libc/posix/io/termios/termios.h
+++ b/components/libc/posix/io/termios/termios.h
@@ -7,6 +7,7 @@
  * Date           Author       Notes
  * 2017/08/30     Bernard      The first version
  */
+
 #ifndef __TERMIOS_H__
 #define __TERMIOS_H__