.travis.yml

sudo: false
language: bash
os:
  - linux

env:
  XTENSA_TOOLCHAIN=xtensa-esp32-elf-linux64-1.22.0-80-g6c4433a-5.2.0.tar.gz
 
addons:
  apt:
    packages:
      - gcc
      - wget
      - make
      - libncurses-dev
      - flex
      - bison
      - python
      - python-pip
      - gperf

before_install:
  # Save path to the git respository
  - PROJECT_PATH=$(pwd)

install:
  # Install ESP32 toochain following steps as desribed
  # in http://esp-idf.readthedocs.io/en/latest/linux-setup.html

  # Prepare directory for the toolchain
  - mkdir -p ~/esp
  - cd ~/esp
  # Download binary toolchain for the ESP32
  - wget https://dl.espressif.com/dl/$XTENSA_TOOLCHAIN
  - tar -xzf $XTENSA_TOOLCHAIN
  # Make xtensa-esp32-elf available for all terminal sessions
  - export PATH=$PATH:$HOME/esp/xtensa-esp32-elf/bin
  # Get ESP-IDF from github
  - git clone --recursive https://github.com/espressif/esp-idf.git
  # Set the path to ESP-IDF directory
  - export IDF_PATH=~/esp/esp-idf
  # Get Python requirements
  - python -m pip install --user -r $IDF_PATH/requirements.txt

script:
  - cd $PROJECT_PATH/examples
  - for i in $(ls -d */); do cd $PROJECT_PATH/examples/$i; make defconfig; make; done