From 7402c9156de64a574489f56bf515654989054782 Mon Sep 17 00:00:00 2001
From: Noah <noah@koontzs.com>
Date: Wed, 10 Apr 2019 16:10:03 -0700
Subject: [PATCH 1/6] Improve Arduino compatibility with the STL

Replaced the min and max macros with std::min and std::max to allow compilation of bits/stl_algobase.h, a core component of many STL components such as std::function.
---
 cores/arduino/Arduino.h | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h
index e645743b2..bca57513a 100644
--- a/cores/arduino/Arduino.h
+++ b/cores/arduino/Arduino.h
@@ -77,6 +77,7 @@ void loop( void ) ;
   #include "WMath.h"
   #include "HardwareSerial.h"
   #include "pulse.h"
+  #include <bits/stl_algobase.h>
 #endif
 #include "delay.h"
 #ifdef __cplusplus
@@ -92,6 +93,7 @@ void loop( void ) ;
 #include "wiring_shift.h"
 #include "WInterrupts.h"
 
+#ifndef __cplusplus
 // undefine stdlib's abs if encountered
 #ifdef abs
 #undef abs
@@ -100,8 +102,14 @@ void loop( void ) ;
 #define min(a,b) ((a)<(b)?(a):(b))
 #define max(a,b) ((a)>(b)?(a):(b))
 #define abs(x) ((x)>0?(x):-(x))
-#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))
 #define round(x)     ((x)>=0?(long)((x)+0.5):(long)((x)-0.5))
+#else
+	using std::min;
+	using std::max;
+	
+#endif
+
+#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))
 #define radians(deg) ((deg)*DEG_TO_RAD)
 #define degrees(rad) ((rad)*RAD_TO_DEG)
 #define sq(x) ((x)*(x))

From 5800fce9e8c4ee21e61bfe9bce9346c68095d58b Mon Sep 17 00:00:00 2001
From: per1234 <accounts@perglass.com>
Date: Thu, 11 Apr 2019 08:32:11 -0700
Subject: [PATCH 2/6] Apply suggestions from code review

Fixed styling

Co-Authored-By: db-dropDatabase <noah@koontzs.com>
---
 cores/arduino/Arduino.h | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h
index bca57513a..abaa11205 100644
--- a/cores/arduino/Arduino.h
+++ b/cores/arduino/Arduino.h
@@ -104,9 +104,8 @@ void loop( void ) ;
 #define abs(x) ((x)>0?(x):-(x))
 #define round(x)     ((x)>=0?(long)((x)+0.5):(long)((x)-0.5))
 #else
-	using std::min;
-	using std::max;
-	
+  using std::min;
+  using std::max;
 #endif
 
 #define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))

From 3991f0acf34ff16e0df9b13d89ad11da3ae6e811 Mon Sep 17 00:00:00 2001
From: Noah <noah@koontzs.com>
Date: Thu, 11 Apr 2019 09:01:37 -0700
Subject: [PATCH 3/6] Replaced `using` declarations with custom implementation

Created multi-type template for min and max.
---
 cores/arduino/Arduino.h | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h
index abaa11205..4707f1e70 100644
--- a/cores/arduino/Arduino.h
+++ b/cores/arduino/Arduino.h
@@ -1,17 +1,14 @@
 /*
   Arduino.h - Main include file for the Arduino SDK
   Copyright (c) 2014 Arduino LLC.  All right reserved.
-
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.
-
   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.
-
   You should have received a copy of the GNU Lesser General Public
   License along with this library; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
@@ -104,8 +101,17 @@ void loop( void ) ;
 #define abs(x) ((x)>0?(x):-(x))
 #define round(x)     ((x)>=0?(long)((x)+0.5):(long)((x)-0.5))
 #else
-  using std::min;
-  using std::max;
+  template<class T, class L> 
+  auto min(const T& a, const L& b) -> decltype((b < a) ? b : a)
+  {
+    return (b < a) ? b : a;
+  }
+
+  template<class T, class L> 
+  auto max(const T& a, const L& b) -> decltype((b < a) ? b : a)
+  {
+    return (a < b) ? b : a;
+  }
 #endif
 
 #define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))

From 5460bde33fc5ab952859a71d2a89c94cb7ebeb87 Mon Sep 17 00:00:00 2001
From: Noah <noah@koontzs.com>
Date: Thu, 11 Apr 2019 09:18:36 -0700
Subject: [PATCH 4/6] Fix License typos

---
 cores/arduino/Arduino.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h
index 4707f1e70..6d88553a2 100644
--- a/cores/arduino/Arduino.h
+++ b/cores/arduino/Arduino.h
@@ -1,14 +1,17 @@
 /*
   Arduino.h - Main include file for the Arduino SDK
   Copyright (c) 2014 Arduino LLC.  All right reserved.
+
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.
+
   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.
+
   You should have received a copy of the GNU Lesser General Public
   License along with this library; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

From ab462d934fb31575439f1d89cee6031e84995706 Mon Sep 17 00:00:00 2001
From: Noah <noah@koontzs.com>
Date: Tue, 30 Jul 2019 09:40:29 -0700
Subject: [PATCH 5/6] Fixed typo in decltype specifier

---
 cores/arduino/Arduino.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h
index 6d88553a2..beb61d8b5 100644
--- a/cores/arduino/Arduino.h
+++ b/cores/arduino/Arduino.h
@@ -111,7 +111,7 @@ void loop( void ) ;
   }
 
   template<class T, class L> 
-  auto max(const T& a, const L& b) -> decltype((b < a) ? b : a)
+  auto max(const T& a, const L& b) -> decltype((a < b) ? b : a)
   {
     return (a < b) ? b : a;
   }

From c92a52d9a79e35799d172397b27a838f80cbb8aa Mon Sep 17 00:00:00 2001
From: Noah <noah@koontzs.com>
Date: Thu, 8 Aug 2019 17:14:06 -0700
Subject: [PATCH 6/6] Remove extra include

---
 cores/arduino/Arduino.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h
index beb61d8b5..8e4b97f3e 100644
--- a/cores/arduino/Arduino.h
+++ b/cores/arduino/Arduino.h
@@ -77,7 +77,6 @@ void loop( void ) ;
   #include "WMath.h"
   #include "HardwareSerial.h"
   #include "pulse.h"
-  #include <bits/stl_algobase.h>
 #endif
 #include "delay.h"
 #ifdef __cplusplus

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