From 022e8d0ee88fff5eaafc6749d0963398508c3128 Mon Sep 17 00:00:00 2001
From: Simon Cozens <simon@simon-cozens.org>
Date: Wed, 18 Sep 2024 14:44:25 +0100
Subject: [PATCH] Install protoc when building

---
 .github/workflows/build.yml | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 62eb609..ce5c474 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -32,6 +32,16 @@ jobs:
         uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           target: ${{ matrix.target }}
+      - name: Install protoc for lang repo
+        run: |
+          if [ "${{ matrix.os }}" = "ubuntu-latest" ]; then
+            sudo apt-get update
+            sudo apt-get install -y protobuf-compiler
+          elif [ "${{ matrix.os }}" = "macos-latest" ]; then
+            brew install protobuf
+          elif [ "${{ matrix.os }}" = "windows-latest" ]; then
+            choco install protoc
+          fi
       - name: Build diffenator3/diff3proof
         uses: actions-rs/cargo@v1
         with: