Final version

Makefile

@@ -6,21 +6,45 @@
 #
 
 #
-# select one of the following or edit for your environment
+# Edit the paths to match your environment
+# Currently supported:
+#    Windows (we prefer Cygwin)
+#    GNU/Linux
 #
+LINUX_CXX   := /usr/local/bin/cross-pi0/bin/arm-linux-gnueabihf-gcc
+WIN_CXX		:= D:\SysGCC\raspberry\bin\arm-linux-gnueabihf-gcc.exe
 
-#CXX      := /usr/local/arm/bin/arm-unknown-linux-gnueabi-gcc
-CXX      := D:\SysGCC\raspberry\bin\arm-linux-gnueabihf-gcc.exe
+# RTES related stuff for upload
+SCP      	:= scp
+PIUSER		:= root
+PI			:= 192.168.0.1
+RTES_PATH	:= /usr/local/bin/
 
-CXXFLAGS := -std=c11 -Wall -Wextra -Werror
-CXXFEXTR := -c -fmessage-length=0
-LDFLAGS  := -lm -lpthread
-BUILD    := ./bin
-OBJ_DIR  := $(BUILD)/obj
-APP_DIR  := $(BUILD)
-TARGET   := rtes_final
-SRC      := $(wildcard src/*.c)
+# === Compilation related stuff ===
+CXXFLAGS 	:= -std=c11 -Wall -Wextra -Werror
+CXXFEXTR 	:= -c -fmessage-length=0
+LDFLAGS  	:= -lm -lpthread
+BUILD    	:= ./bin
+OBJ_DIR  	:= $(BUILD)/obj
+APP_DIR  	:= $(BUILD)
+TARGET   	:= rtes_final
+SRC  		:= $(wildcard src/*.c)
 
+# === OS selection ===
+ifeq ($(OS),Windows_NT)
+	# Windows, select exe path
+	CXX		:= $(WIN_CXX)
+else
+	# Linux filter [currently only GNU/Linux]
+	UNAME	:= $(shell uname)
+	ifeq ($(UNAME),Linux)
+		CXX := $(LINUX_CXX)
+	else
+		ERR := $(error Not supporting OS) 
+	endif
+endif
+
+# === MakeFile body ===
 OBJECTS := $(SRC:%.c=$(OBJ_DIR)/%.o)
 
 $(OBJ_DIR)/%.o: %.c
@@ -34,6 +58,10 @@ $(APP_DIR)/$(TARGET): $(OBJECTS)
 # === Rules ===
 rtes_final: build $(APP_DIR)/$(TARGET)
 
+clean:
+	-@rm -rvf $(OBJ_DIR)/*
+	-@rm -rvf $(APP_DIR)/*
+
 build:
 	@mkdir -p $(APP_DIR)
 	@mkdir -p $(OBJ_DIR)
@@ -45,11 +73,7 @@ release: CXXFLAGS += -O2
 release: rtes_final
 
 upload:
-	scp $(BUILD)/$(TARGET) root@192.168.0.1:/root/
-
-clean:
-	-@rm -rvf $(OBJ_DIR)/*
-	-@rm -rvf $(APP_DIR)/*
+	$(SCP) $(BUILD)/$(TARGET) $(PIUSER)@$(PI):$(RTES_PATH)
 
 all: clean release upload