重新分类为common文件夹下属all文件夹和excgcc文件夹

components/dfs/include/dfs_fs.h

@@ -12,7 +12,9 @@
 #define __DFS_FS_H__
 
 #include <dfs.h>
+#ifdef RT_USING_LIBC
 #include <sys/types.h>
+#endif
 
 #ifdef __cplusplus
 extern "C" {

components/libc/compilers/common/SConscript

+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+cwd = GetCurrentDir()
+objs = []
+list = os.listdir(cwd)
+
+for d in list:
+    path = os.path.join(cwd, d)
+    if os.path.isfile(os.path.join(path, 'SConscript')):
+        objs = objs + SConscript(os.path.join(d, 'SConscript'))
+
+Return('objs')

include/rtlibc.h

@@ -23,6 +23,13 @@
 #include "libc/libc_limits.h"
 #include "libc/libc_stdio.h"
 
+#ifndef RT_USING_LIBC
+#if defined(__CC_ARM) || defined(__CLANG_ARM) || defined(__IAR_SYSTEMS_ICC__)
+typedef signed long off_t;
+typedef int mode_t;
+#endif
+#endif
+
 #if defined(__MINGW32__) || defined(_WIN32)
 typedef signed long off_t;
 typedef int mode_t;