Changes between Version 89 and Version 90 of library_stdio

Timestamp:

Jun 16, 2015, 7:22:51 PM (9 years ago)

Author:

alain

Comment:

--

library_stdio

@@ -179 +179 @@
  * O_RDONLY (0x01) : file accessed as read-only. Default is read/write.
  * O_CREATE  (0x20) : file created if it does not exist on disk. Default is no creation.
-If the specified directory does not exist, an error is returned.
-
-WARNING: A node name (file or directory) cannot be larger than 37 characters. 
+If one of the directories specified in the pathd does not exist, an error is returned.
+
+WARNING: A single node name (file or directory) cannot be larger than 33 characters. 
 
 Returns file descriptor index if success
-Returns  -1 if error.
+Returns a negative value if error:
+ *   -1 :  "fat not initialised"
+ *   -2 :  "path to parent not found"
+ *   -3 :  "name in path too long"
+ *   -4 :  "file not found"
+ *   -5 :  "no more free cluster"
+ *   -6 :  "cannot update FAT on block device"
+ *   -7 :  "cannot update FS-INFO on block device"
+ *   -8 :  "file descriptor array full"
+ 
 
 === 2)  int '''giet_fat_close'''( unsigned int fd_id ) ===
@@ -206 +215 @@
 Returns number of bytes actually transferred if success.
 Returns 0 if (offset + count) is larger than the file size. 
-Returns -1 if error.
+Returns a negative value if error.
+
 
  === 5) int '''giet_fat_write'''( unsigned int fd_id , void* buffer, unsigned int count ) ===