Directly specify sketchbook dir

Author: TellowKrinkle

.travis-arch-build/Dockerfile

@@ -1,11 +1,10 @@
 FROM archlinux/base
 RUN pacman --noconfirm -Sy
 RUN pacman --noconfirm -S arduino arduino-avr-core git cmake make lsb-release
-RUN mkdir -p /root/.arduino15 /root/Arduino/libraries
+RUN mkdir -p /root/Arduino/libraries
 RUN git clone https://github.com/arduino-libraries/Servo.git /root/Arduino/libraries/Servo
 RUN git clone https://github.com/arduino-libraries/Stepper.git /root/Arduino/libraries/Stepper
 RUN git clone https://github.com/arduino-libraries/Ethernet.git /root/Arduino/libraries/Ethernet
-COPY preferences.txt /root/.arduino15/preferences.txt
 COPY run.sh /run.sh
 CMD /run.sh
 

.travis-arch-build/preferences.txt

@@ -1,6 +1,6 @@
 #!/bin/sh
 mkdir build
 cd build
-cmake -DCMAKE_TOOLCHAIN_FILE=../cmake/Arduino-Toolchain.cmake -DAUTO_SET_SKETCHBOOK_PATH=ON ../examples/
+cmake -DCMAKE_TOOLCHAIN_FILE=../cmake/Arduino-Toolchain.cmake -DARDUINO_CMAKE_SKETCHBOOK_PATH=/root/Arduino ../examples/
 make
 

.travis-arch-build/run.sh

@@ -1,10 +1,9 @@
 FROM fedora:latest
 RUN dnf install -y arduino cmake make redhat-lsb-core git
-RUN mkdir -p /root/.arduino15 /root/Arduino/libraries
+RUN mkdir -p /root/Arduino/libraries
 RUN git clone https://github.com/arduino-libraries/Servo.git /root/Arduino/libraries/Servo
 RUN git clone https://github.com/arduino-libraries/Stepper.git /root/Arduino/libraries/Stepper
 RUN git clone https://github.com/arduino-libraries/Ethernet.git /root/Arduino/libraries/Ethernet
-COPY preferences.txt /root/.arduino15/preferences.txt
 COPY run.sh /run.sh
 CMD /run.sh
 

.travis-fedora-build/Dockerfile

@@ -1,6 +1,6 @@
 #!/bin/sh
 mkdir build
 cd build
-cmake -DCMAKE_TOOLCHAIN_FILE=../cmake/Arduino-Toolchain.cmake -DAUTO_SET_SKETCHBOOK_PATH=ON ../examples/
+cmake -DCMAKE_TOOLCHAIN_FILE=../cmake/Arduino-Toolchain.cmake -DARDUINO_CMAKE_SKETCHBOOK_PATH=/root/Arduino ../examples/
 make