Merge pull request #21 from SummerGGift/2018_1_25

complete mp_posix_import_stat function

port/moduos_file.c

@@ -222,21 +222,19 @@ mp_obj_t mp_posix_stat(mp_obj_t path_in) {
 }
 MP_DEFINE_CONST_FUN_OBJ_1(mp_posix_stat_obj, mp_posix_stat);
 
-//TODO
 mp_import_stat_t mp_posix_import_stat(const char *path) {
-    const char *path_out;
-    mp_vfs_mount_t *vfs = mp_vfs_lookup_path(path, &path_out);
-    if (vfs == MP_VFS_NONE || vfs == MP_VFS_ROOT) {
+
+    struct stat stat;
+
+    if (dfs_file_stat(path, &stat) == 0) {
+        if (S_ISDIR(stat.st_mode)) {
+            return MP_IMPORT_STAT_DIR;
+        } else {
+            return MP_IMPORT_STAT_FILE;
+        }
+    } else {
         return MP_IMPORT_STAT_NO_EXIST;
     }
-    #if MICROPY_VFS_FAT
-    // fast paths for known VFS types
-    if (mp_obj_get_type(vfs->obj) == &mp_fat_vfs_type) {
-        return fat_vfs_import_stat(MP_OBJ_TO_PTR(vfs->obj), path_out);
-    }
-    #endif
-    // TODO delegate to vfs.stat() method
-    return MP_IMPORT_STAT_NO_EXIST;
 }
 
 #endif //MICROPY_MODUOS_FILE

port/mpconfigport.h

@@ -206,9 +206,7 @@ typedef long mp_off_t;
 
 #define MP_PLAT_PRINT_STRN(str, len) mp_hal_stdout_tx_strn_cooked(str, len)
 
-// use vfs's functions for import stat and builtin open
-extern mp_import_stat_t mp_posix_import_stat(const char *path);
-#define mp_import_stat mp_posix_import_stat
+#define mp_import_stat(x) mp_posix_import_stat(x)
 
 // extra built in names to add to the global namespace
 #define MICROPY_PORT_BUILTINS \