From c12e42443936a211d2218e287811a29075623d4c Mon Sep 17 00:00:00 2001
From: driverblock <rick@embedded-designs.com>
Date: Sun, 25 Sep 2016 10:26:05 -0400
Subject: [PATCH] Add define to use Software Serial

Added a #define to enable software serial.  Comment it out to not
include software serial.  Forum user request for ability to eliminate
software serial.
https://forums.adafruit.com/viewtopic.php?f=51&t=103611#p519211
---
 Adafruit_GPS.cpp   | 12 ++++++------
 Adafruit_GPS.h     |  9 ++++++---
 library.properties |  2 +-
 3 files changed, 13 insertions(+), 10 deletions(-)

diff --git a/Adafruit_GPS.cpp b/Adafruit_GPS.cpp
index c898c47..f6ca13a 100755
--- a/Adafruit_GPS.cpp
+++ b/Adafruit_GPS.cpp
@@ -9,7 +9,7 @@ Written by Limor Fried/Ladyada for Adafruit Industries.
 BSD license, check license.txt for more information
 All text above must be included in any redistribution
 ****************************************/
-#ifdef __AVR__
+#if defined(__AVR__) && defined(USE_SW_SERIAL)
   // Only include software serial on AVR platforms (i.e. not on Due).
   #include <SoftwareSerial.h>
 #endif
@@ -268,7 +268,7 @@ char Adafruit_GPS::read(void) {
   
   if (paused) return c;
 
-#ifdef __AVR__
+#if defined(__AVR__) && defined(USE_SW_SERIAL)
   if(gpsSwSerial) {
     if(!gpsSwSerial->available()) return c;
     c = gpsSwSerial->read();
@@ -310,7 +310,7 @@ char Adafruit_GPS::read(void) {
   return c;
 }
 
-#ifdef __AVR__
+#if defined(__AVR__) && defined(USE_SW_SERIAL)
 // Constructor when using SoftwareSerial or NewSoftSerial
 #if ARDUINO >= 100
 Adafruit_GPS::Adafruit_GPS(SoftwareSerial *ser)
@@ -331,7 +331,7 @@ Adafruit_GPS::Adafruit_GPS(HardwareSerial *ser) {
 
 // Initialization code used by all constructor types
 void Adafruit_GPS::common_init(void) {
-#ifdef __AVR__
+#if defined(__AVR__) && defined(USE_SW_SERIAL)
   gpsSwSerial = NULL; // Set both to NULL, then override correct
 #endif
   gpsHwSerial = NULL; // port pointer in corresponding constructor
@@ -352,7 +352,7 @@ void Adafruit_GPS::common_init(void) {
 
 void Adafruit_GPS::begin(uint32_t baud)
 {
-#ifdef __AVR__
+#if defined(__AVR__) && defined(USE_SW_SERIAL)
   if(gpsSwSerial) 
     gpsSwSerial->begin(baud);
   else 
@@ -363,7 +363,7 @@ void Adafruit_GPS::begin(uint32_t baud)
 }
 
 void Adafruit_GPS::sendCommand(const char *str) {
-#ifdef __AVR__
+#if defined(__AVR__) && defined(USE_SW_SERIAL)
   if(gpsSwSerial) 
     gpsSwSerial->println(str);
   else    
diff --git a/Adafruit_GPS.h b/Adafruit_GPS.h
index 8a91531..13714aa 100755
--- a/Adafruit_GPS.h
+++ b/Adafruit_GPS.h
@@ -21,7 +21,10 @@ All text above must be included in any redistribution
 #ifndef _ADAFRUIT_GPS_H
 #define _ADAFRUIT_GPS_H
 
-#ifdef __AVR__
+//comment this out if you don't want to include software serial in the library
+#define USE_SW_SERIAL
+
+#if defined(__AVR__) && defined(USE_SW_SERIAL)
   #if ARDUINO >= 100
     #include <SoftwareSerial.h>
   #else
@@ -101,7 +104,7 @@ class Adafruit_GPS {
  public:
   void begin(uint32_t baud); 
 
-#ifdef __AVR__
+#if defined(__AVR__) && defined(USE_SW_SERIAL)
   #if ARDUINO >= 100 
     Adafruit_GPS(SoftwareSerial *ser); // Constructor when using SoftwareSerial
   #else
@@ -154,7 +157,7 @@ class Adafruit_GPS {
   boolean paused;
   
   uint8_t parseResponse(char *response);
-#ifdef __AVR__
+#if defined(__AVR__) && defined(USE_SW_SERIAL)
   #if ARDUINO >= 100
     SoftwareSerial *gpsSwSerial;
   #else
diff --git a/library.properties b/library.properties
index b2218b6..ebc7483 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=Adafruit GPS Library
-version=1.0.1
+version=1.0.2
 author=Adafruit
 maintainer=Adafruit <info@adafruit.com>
 sentence=An interrupt-based GPS library for no-parsing-required use