Generate matrix from directory

.github/workflows/ci.yml

@@ -7,6 +7,8 @@ on:
 jobs:
   lint:
     runs-on: ubuntu-22.04
+    outputs:
+      boards: ${{ steps.board-matrix.outputs.boards }}
     steps:
       - uses: actions/checkout@v3
 
@@ -22,6 +24,10 @@ jobs:
       - name: Check shell scripts
         run: ./scripts/lint/03-shellcheck.sh
 
+      - name: Generate board matrix
+        id: board-matrix
+        run: ./scripts/boards.sh >> $GITHUB_OUTPUT
+
   tool:
     strategy:
       matrix:
@@ -41,57 +47,11 @@ jobs:
 
   ec:
     runs-on: ubuntu-22.04
+    needs: lint
     strategy:
       matrix:
-        # TODO: Generate matrix from directory?
+        boards: ${{ fromJson(needs.lint.outputs.boards )}}
         # TODO: Conditionally build based on files changed?
-        include:
-          - vendor: arduino
-            board: mega2560
-          - vendor: system76
-            board: addw1
-          - vendor: system76
-            board: addw2
-          - vendor: system76
-            board: bonw14
-          - vendor: system76
-            board: darp5
-          - vendor: system76
-            board: darp7
-          - vendor: system76
-            board: darp8
-          - vendor: system76
-            board: galp3-c
-          - vendor: system76
-            board: galp5
-          - vendor: system76
-            board: galp6
-          - vendor: system76
-            board: gaze15
-          - vendor: system76
-            board: gaze16-3050
-          - vendor: system76
-            board: gaze16-3060
-          - vendor: system76
-            board: gaze17-3050
-          - vendor: system76
-            board: gaze17-3060-b
-          - vendor: system76
-            board: lemp9
-          - vendor: system76
-            board: lemp10
-          - vendor: system76
-            board: lemp11
-          - vendor: system76
-            board: oryp5
-          - vendor: system76
-            board: oryp6
-          - vendor: system76
-            board: oryp7
-          - vendor: system76
-            board: oryp8
-          - vendor: system76
-            board: oryp9
 
     steps:
       - uses: actions/checkout@v3
@@ -100,4 +60,4 @@ jobs:
         run: ./scripts/deps.sh
 
       - name: Build firmware
-        run: make BOARD=${{ matrix.vendor}}/${{ matrix.board }} VERBOSE=1
+        run: make BOARD=${{ matrix.boards.vendor}}/${{ matrix.boards.board }} VERBOSE=1

scripts/boards.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+# SPDX-License-Identifier: GPL-3.0-only
+
+set -eE
+EXCLUDED_BOARDS=(
+    "system76/common"
+    "arduino/uno"
+    "arduino/micro"
+)
+
+BOARDS=$(find src/board -type d -maxdepth 2 -mindepth 2 2>/dev/null \
+  | grep -vFf <(printf '%s\n' "${EXCLUDED_BOARDS[@]}") \
+  | jq -sRc 'split("\n")[:-1] | map(split("/")) | map({vendor: .[2], board: .[3]})'
+)
+
+echo "boards=${BOARDS}"