CI: Build on CircleCI with XC16 1.35 and MPLABX 5

.circleci/config.yml

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+version: 2
+
+shared: &shared
+  docker:
+    - image: debian:stretch
+  environment: &shared_environment
+    CLICOLOR_FORCE: 1
+    mplabx_dir: /opt/mplabx
+
+  steps:
+    - run:
+        name: Install dependencies
+        command: |
+          dpkg --add-architecture i386
+          apt-get update
+          apt-get install -y --no-install-recommends  \
+            wget                                      \
+            git                                       \
+            ca-certificates                           \
+            libc6:i386                                \
+            make                                      \
+            procps                                    \
+
+    - checkout
+
+    - restore_cache:
+        name: Restore XC16 installation from cache
+        keys:
+          - xc16-{{ checksum ".circleci/xc16.envs" }}
+    - run:
+        name: Install XC16
+        command: |
+          source ./.circleci/xc16.envs
+          url="https://ww1.microchip.com/downloads/en/DeviceDoc/xc16-v${xc16_version}-full-install-linux-installer.run"
+          xc16_inst='/tmp/xc16'
+          xc16_install_marker="/opt/microchip/xc16/hash-$xc16_inst_sha256"
+          if [ -f "$xc16_install_marker" ]; then
+              echo 'XC16 in cache'
+              exit 0
+          fi
+
+          wget -O "$xc16_inst" "$url"
+          chmod +x "$xc16_inst"
+          sha256sum -c <(echo "${xc16_inst_sha256} *${xc16_inst}")
+          "$xc16_inst" --version
+          "$xc16_inst"                  \
+            --mode unattended           \
+            --unattendedmodeui none     \
+            --netservername localhost   \
+            --LicenseType FreeMode      \
+
+          rm -fv "$xc16_inst"
+          touch "$xc16_install_marker"
+    - save_cache:
+        name: Save XC16 installation to cache
+        key: xc16-{{ checksum ".circleci/xc16.envs" }}
+        paths:
+          - /opt/microchip
+
+    - restore_cache:
+        name: Restore MBLAB X installation from cache
+        keys:
+          - mplabx-{{ checksum ".circleci/mplabx.envs" }}
+    - run:
+        name: Install MPLAB X
+        command: |
+          source ./.circleci/mplabx.envs
+          mplabx_url="https://ww1.microchip.com/downloads/en/DeviceDoc/MPLABX-v${mplabx_version}-linux-installer.tar"
+          mplabx_tar='mplabx.tar'
+          mplabx_inst="./MPLABX-v${mplabx_version}-linux-installer.sh"
+          mplabx_install_marker="$mplabx_dir/hash-$mplabx_tar_sha256"
+          if [ -f "$mplabx_install_marker" ]; then
+              echo 'MPLABX in cache'
+              exit 0
+          fi
+
+          wget -O "$mplabx_tar" "$mplabx_url"
+          sha256sum -c <(echo "${mplabx_tar_sha256} *${mplabx_tar}")
+          tar xf "$mplabx_tar"
+          USER=root "$mplabx_inst" --nolibrarycheck -- --version
+          USER=root "$mplabx_inst" --nolibrarycheck --nox11 -- \
+            --unattendedmodeui none                            \
+            --mode unattended                                  \
+            --ipe 0                                            \
+            --installdir "$mplabx_dir"                         \
+
+          rm -fv "$mplabx_tar" "$mplabx_inst"
+          touch "$mplabx_install_marker"
+    - save_cache:
+        name: Save MPLAB X installation to cache
+        key: mplabx-{{ checksum ".circleci/mplabx.envs" }}
+        paths:
+          - /opt/mplabx
+
+    - run:
+        name: Configure
+        command: |
+          $mplabx_dir/mplab_platform/bin/prjMakefilesGenerator.sh -v "$project_dir"
+
+
+    - run:
+        name: Build
+        command: |
+          make -C "$project_dir" CONF="$build_config" build
+
+    - run:
+        name: Prepare artifacts
+        command: |
+          # part of this is a workaround for CircleCI not supporting string interpolation or symlinks in store_artifacts
+          artifacts_dir="${project_dir}/dist/${build_config}/production"
+          git_describe="$(git describe --tags --always --long)"
+          mkdir ./artifacts/
+          for file in $artifacts_dir/*; do
+              filename=$(basename -- "$file")
+              extension="${filename##*.}"
+              filename="${filename%.*}"
+              cp -av "$file" "./artifacts/${CIRCLE_JOB}-${filename}-${git_describe}-${CIRCLE_BUILD_NUM}.${extension}"
+          done
+
+    - store_artifacts:
+        path: ./artifacts/
+        destination: artifacts
+
+
+
+jobs:
+  firmware-bp-v4:
+    <<: *shared
+    environment:
+      <<: *shared_environment
+      build_config: BusPirate_v4
+      project_dir: ./Firmware/busPirate.X
+
+  firmware-bp-v3:
+    <<: *shared
+    environment:
+      <<: *shared_environment
+      build_config: BusPirate_v3
+      project_dir: ./Firmware/busPirate.X
+
+  boot-bp-v4:
+    <<: *shared
+    environment:
+      <<: *shared_environment
+      build_config: default
+      project_dir: ./Bootloaders/BPv4-bootloader/firmware-v1/bpv4-bootloader.X
+
+  boot-bp-v3:
+    <<: *shared
+    environment:
+      <<: *shared_environment
+      build_config: default
+      project_dir: ./Bootloaders/BPv3-bootloader/firmware-v4.5/ds30loader.X
+
+workflows:
+  version: 2
+  build:
+    jobs:
+      - firmware-bp-v4
+      - firmware-bp-v3
+      - boot-bp-v4
+      - boot-bp-v3
+

.circleci/mplabx.envs

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+mplabx_version='5.00'
+mplabx_tar_sha256='645ecd31dd9edbe7545300f6e3ee10f9329a078d19c1ebac4d3c34d32dd38ce7'

.circleci/xc16.envs

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+xc16_version='1.35'
+xc16_inst_sha256='c681d2c132edcd8659487e08b531add76cd154329da5457f77527a60b6c24aed'