added arduino, modified build

arduino/libraries/GSM/examples/ReceiveSMS/ReceiveSMS.ino

@@ -0,0 +1,93 @@
+/*
+ SMS receiver
+
+ This sketch, for the Arduino GSM shield, waits for a SMS message
+ and displays it through the Serial port.
+
+ Circuit:
+ * GSM shield attached to and Arduino
+ * SIM card that can receive SMS messages
+
+ created 25 Feb 2012
+ by Javier Zorzano / TD
+
+ This example is in the public domain.
+
+ http://www.arduino.cc/en/Tutorial/GSMExamplesReceiveSMS
+
+*/
+
+// include the GSM library
+#include <GSM.h>
+
+// PIN Number for the SIM
+#define PINNUMBER ""
+
+// initialize the library instances
+GSM gsmAccess;
+GSM_SMS sms;
+
+// Array to hold the number a SMS is retreived from
+char senderNumber[20];
+
+void setup() {
+  // initialize serial communications and wait for port to open:
+  Serial.begin(9600);
+  while (!Serial) {
+    ; // wait for serial port to connect. Needed for native USB port only
+  }
+
+  Serial.println("SMS Messages Receiver");
+
+  // connection state
+  boolean notConnected = true;
+
+  // Start GSM connection
+  while (notConnected) {
+    if (gsmAccess.begin(PINNUMBER) == GSM_READY) {
+      notConnected = false;
+    } else {
+      Serial.println("Not connected");
+      delay(1000);
+    }
+  }
+
+  Serial.println("GSM initialized");
+  Serial.println("Waiting for messages");
+}
+
+void loop() {
+  char c;
+
+  // If there are any SMSs available()
+  if (sms.available()) {
+    Serial.println("Message received from:");
+
+    // Get remote number
+    sms.remoteNumber(senderNumber, 20);
+    Serial.println(senderNumber);
+
+    // An example of message disposal
+    // Any messages starting with # should be discarded
+    if (sms.peek() == '#') {
+      Serial.println("Discarded SMS");
+      sms.flush();
+    }
+
+    // Read message bytes and print them
+    while (c = sms.read()) {
+      Serial.print(c);
+    }
+
+    Serial.println("\nEND OF MESSAGE");
+
+    // Delete message from modem memory
+    sms.flush();
+    Serial.println("MESSAGE DELETED");
+  }
+
+  delay(1000);
+
+}
+
+