script:
    # make sure example can at least compile
    - sed -n '/``` c/,/```/{/```/d; p;}' README.md > test.c &&
      CFLAGS='
        -Duser_provided_block_device_read=NULL
        -Duser_provided_block_device_prog=NULL
        -Duser_provided_block_device_erase=NULL
        -Duser_provided_block_device_sync=NULL
        -include stdio.h -Werror' make all size

    # run tests
    - make test QUIET=1

    # run tests with a few different configurations
    - CFLAGS="-DLFS_READ_SIZE=1   -DLFS_PROG_SIZE=1"   make test QUIET=1
    - CFLAGS="-DLFS_READ_SIZE=512 -DLFS_PROG_SIZE=512" make test QUIET=1
    - CFLAGS="-DLFS_BLOCK_COUNT=1023" make test QUIET=1
    - CFLAGS="-DLFS_LOOKAHEAD=2048"   make test QUIET=1

    # self-host with littlefs-fuse for fuzz test
    - make -C littlefs-fuse

    - littlefs-fuse/lfs --format /dev/loop0
    - littlefs-fuse/lfs /dev/loop0 mount

    - ls mount
    - mkdir mount/littlefs
    - cp -r $(git ls-tree --name-only HEAD) mount/littlefs
    - cd mount/littlefs
    - ls
    - make -B test_dirs QUIET=1

before_install:
    - fusermount -V
    - gcc --version

install:
    - sudo apt-get install libfuse-dev
    - git clone --depth 1 https://github.com/geky/littlefs-fuse

before_script:
    - rm -rf littlefs-fuse/littlefs/*
    - cp -r $(git ls-tree --name-only HEAD) littlefs-fuse/littlefs

    - mkdir mount
    - sudo chmod a+rw /dev/loop0
    - dd if=/dev/zero bs=512 count=2048 of=disk
    - losetup /dev/loop0 disk