From b3d872740b7f95c9e2803df298665f31b3f8990f Mon Sep 17 00:00:00 2001
From: bernard <bernard.xiong@rt-thread.com>
Date: Tue, 31 Oct 2017 10:24:11 +0800
Subject: [PATCH] [libc] Fix the typedef in minilibc.

---
 components/libc/compilers/minilibc/stdint.h   | 14 ++++++-------
 components/libc/compilers/minilibc/sys/time.h |  1 +
 .../libc/compilers/minilibc/sys/types.h       | 20 +++++++++----------
 include/libc/libc_fdset.h                     |  4 ++++
 4 files changed, 21 insertions(+), 18 deletions(-)

diff --git a/components/libc/compilers/minilibc/stdint.h b/components/libc/compilers/minilibc/stdint.h
index af7df16846..8733d60a03 100644
--- a/components/libc/compilers/minilibc/stdint.h
+++ b/components/libc/compilers/minilibc/stdint.h
@@ -1,14 +1,14 @@
 #ifndef __STDINT_H__
 #define __STDINT_H__
 
-#include <rtthread.h>
+typedef signed char  int8_t;
+typedef signed short int16_t;
+typedef signed int   int32_t;
+
+typedef unsigned char  uint8_t;
+typedef unsigned short uint16_t;
+typedef unsigned int   uint32_t;
 
-typedef	rt_int8_t		int8_t;
-typedef	rt_uint8_t		uint8_t;
-typedef	rt_int16_t		int16_t;
-typedef	rt_uint16_t		uint16_t;
-typedef	rt_int32_t		int32_t;
-typedef	rt_uint32_t		uint32_t;
 typedef long long		int64_t;
 typedef unsigned long long uint64_t;
 typedef signed long     intptr_t;
diff --git a/components/libc/compilers/minilibc/sys/time.h b/components/libc/compilers/minilibc/sys/time.h
index ada613251b..9cb330df5c 100644
--- a/components/libc/compilers/minilibc/sys/time.h
+++ b/components/libc/compilers/minilibc/sys/time.h
@@ -2,6 +2,7 @@
 #define _SYS_TIME_H_
 
 #include <sys/types.h>
+typedef long time_t;
 
 /*
  * Structure returned by gettimeofday(2) system call,
diff --git a/components/libc/compilers/minilibc/sys/types.h b/components/libc/compilers/minilibc/sys/types.h
index a6860f2aee..7f27de468f 100644
--- a/components/libc/compilers/minilibc/sys/types.h
+++ b/components/libc/compilers/minilibc/sys/types.h
@@ -1,27 +1,25 @@
 #ifndef __TYPES_H__
 #define __TYPES_H__
 
-#include <rtthread.h>
+typedef long        off_t;
+typedef unsigned long size_t;
+typedef signed long   ssize_t;      /* Used for a count of bytes or an error indication. */
 
-typedef long    	off_t;
-typedef __SIZE_TYPE__ 	size_t;
-typedef signed long ssize_t;		/* Used for a count of bytes or an error indication. */
+typedef unsigned char  u_char;
+typedef unsigned short u_short;
+typedef unsigned int   u_int;
+typedef unsigned long  u_long;
 
-typedef rt_uint8_t 	u_char;
-typedef rt_uint16_t u_short;
-typedef rt_ubase_t 	u_int;
-typedef rt_uint32_t u_long;
-
-typedef rt_time_t time_t;
 typedef int mode_t;
 
 typedef unsigned long clockid_t;
 typedef int pid_t;
 
 #ifndef NULL
-#define NULL RT_NULL
+#define NULL        (0)
 #endif
 
 #define __u_char_defined
 
 #endif
+
diff --git a/include/libc/libc_fdset.h b/include/libc/libc_fdset.h
index 0056d61cc5..613b0e9539 100644
--- a/include/libc/libc_fdset.h
+++ b/include/libc/libc_fdset.h
@@ -40,6 +40,10 @@
 #define FD_SETSIZE      DFS_FD_MAX
 #endif
 
+#  ifndef	FD_SETSIZE
+#	define	FD_SETSIZE	32
+#  endif
+
 #  define	NBBY	8		/* number of bits in a byte */
 
 typedef	long	fd_mask;