From deaee73f2051554ffc93c4781321c983d5dc8d5a Mon Sep 17 00:00:00 2001
From: Fede85 <f.vanzati@gmail.com>
Date: Fri, 21 Jun 2013 19:48:56 +0200
Subject: [PATCH] renamed SD to FileSystem in FileIO library

---
 .../arduino/avr/libraries/Bridge/FileIO.cpp   | 22 +++++++------------
 .../arduino/avr/libraries/Bridge/FileIO.h     | 12 +++++-----
 .../Bridge/examples/Datalogger/Datalogger.ino | 18 +++++----------
 3 files changed, 18 insertions(+), 34 deletions(-)

diff --git a/hardware/arduino/avr/libraries/Bridge/FileIO.cpp b/hardware/arduino/avr/libraries/Bridge/FileIO.cpp
index c49c2b481..0fab55f57 100644
--- a/hardware/arduino/avr/libraries/Bridge/FileIO.cpp
+++ b/hardware/arduino/avr/libraries/Bridge/FileIO.cpp
@@ -159,21 +159,15 @@ const char *File::name() {
 
 
 
-boolean SDClass::begin() {
-  Process chksd;
-  int res = chksd.runShellCommand(F("cat /sys/bus/scsi/drivers/sd/*/block/sda/size"));
-  if (res == 0) {
-    if (chksd.peek() != '0')
-    return true; 
-  }
-  return false;
+boolean FileSystemClass::begin() {
+  return true;
 }
 
-File SDClass::open(const char *filename, uint8_t mode) {
+File FileSystemClass::open(const char *filename, uint8_t mode) {
   return File(filename, mode);
 }
 
-boolean SDClass::exists(const char *filepath) {
+boolean FileSystemClass::exists(const char *filepath) {
   Process ls;
   ls.begin("ls");
   ls.addParameter(filepath);
@@ -181,7 +175,7 @@ boolean SDClass::exists(const char *filepath) {
   return (res == 0);
 }
 
-boolean SDClass::mkdir(const char *filepath) {
+boolean FileSystemClass::mkdir(const char *filepath) {
   Process mk;
   mk.begin("mkdir");
   mk.addParameter("-p");
@@ -190,7 +184,7 @@ boolean SDClass::mkdir(const char *filepath) {
   return (res == 0);
 }
 
-boolean SDClass::remove(const char *filepath) {
+boolean FileSystemClass::remove(const char *filepath) {
   Process rm;
   rm.begin("rm");
   rm.addParameter(filepath);
@@ -198,7 +192,7 @@ boolean SDClass::remove(const char *filepath) {
   return (res == 0);
 }
 
-boolean SDClass::rmdir(const char *filepath) {
+boolean FileSystemClass::rmdir(const char *filepath) {
   Process rm;
   rm.begin("rmdir");
   rm.addParameter(filepath);
@@ -206,4 +200,4 @@ boolean SDClass::rmdir(const char *filepath) {
   return (res == 0);
 }
 
-SDClass SD;
+FileSystemClass FileSystem;
diff --git a/hardware/arduino/avr/libraries/Bridge/FileIO.h b/hardware/arduino/avr/libraries/Bridge/FileIO.h
index 448521561..629e5f2ce 100644
--- a/hardware/arduino/avr/libraries/Bridge/FileIO.h
+++ b/hardware/arduino/avr/libraries/Bridge/FileIO.h
@@ -46,7 +46,7 @@ public:
   operator bool();
   const char * name();
 
-  boolean isDirectory(void);
+  boolean iFileSystemirectory(void);
   File openNextFile(uint8_t mode = FILE_READ);
   void rewindDirectory(void);
   
@@ -66,13 +66,11 @@ private:
   uint8_t handle;
 };
 
-class SDClass {
+class FileSystemClass {
 public:
-  SDClass() : bridge(Bridge) { }
-  SDClass(BridgeClass &_b) : bridge(_b) { }
+  FileSystemClass() : bridge(Bridge) { }
+  FileSystemClass(BridgeClass &_b) : bridge(_b) { }
   
-  // This needs to be called to set up the connection to the SD card
-  // before other methods are used.
   boolean begin();
   
   // Open the specified file/directory with the supplied mode (e.g. read or
@@ -98,6 +96,6 @@ private:
   BridgeClass &bridge;
 };
 
-extern SDClass SD;
+extern FileSystemClass FileSystem;
 
 #endif
diff --git a/hardware/arduino/avr/libraries/Bridge/examples/Datalogger/Datalogger.ino b/hardware/arduino/avr/libraries/Bridge/examples/Datalogger/Datalogger.ino
index 5412631f6..dfd269f3c 100644
--- a/hardware/arduino/avr/libraries/Bridge/examples/Datalogger/Datalogger.ino
+++ b/hardware/arduino/avr/libraries/Bridge/examples/Datalogger/Datalogger.ino
@@ -8,8 +8,8 @@
  * analog sensors on analog ins 0, 1, and 2
  * SD card attached to SD card slot of the Arduino Yun
  
- You are allowed to remove the SD card while the Linux and the 
- sketch is running but becareful to don't remove it while
+ You can remove the SD card while the Linux and the 
+ sketch are running but becareful to don't remove it while
  the system is writing on it.
  
  created  24 Nov 2010
@@ -29,19 +29,11 @@ void setup() {
   // Initialize the Bridge and the Console
   Bridge.begin();
   Console.begin();
+  FileSystem.begin();
 
   while(!Console){
     ;  // wait for Console port to connect.
   }
-
-  // see if the card is present and can be initialized:
-  if (!SD.begin()) {
-    Console.println("SD card failed, or not present");
-    // don't do anything more:
-    return;
-  }
-  Console.println("SD card initialized."); 
-
 }
 
 
@@ -62,8 +54,8 @@ void loop () {
 
   // open the file. note that only one file can be open at a time,
   // so you have to close this one before opening another.
-  // The SD card is mounted at the following "/mnt/sda1"
-  File dataFile = SD.open("/mnt/sda1/datalog.txt", FILE_APPEND);
+  // The FileSystem card is mounted at the following "/mnt/FileSystema1"
+  File dataFile = FileSystem.open("/mnt/sda1/datalog.txt", FILE_APPEND);
 
   // if the file is available, write to it:
   if (dataFile) {