From f5119b55906a111b5f2d2035eb785253a39affcf Mon Sep 17 00:00:00 2001
From: Nickolay Olshevsky <o.nickolay@gmail.com>
Date: Sat, 19 Oct 2024 15:57:16 +0300
Subject: [PATCH] CI: Add IWYU (include what you use) action.

---
 .github/workflows/lint.yml | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 5fce5a8d6..84ae4b555 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -84,3 +84,35 @@ jobs:
           set -eux
           pwd
           [[ "$(cat ./rnp/version.txt)" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]];
+  iwyu:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Actions Repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+          submodules: true
+      - name: Install dependencies
+        run: |
+          sudo apt-get -y update
+          sudo apt-get -y install cmake libjson-c-dev libbotan-2-dev asciidoctor googletest
+
+      - name: Configure
+        run: |
+          echo CORES="$(nproc --all)" >> $GITHUB_ENV
+          cmake -B build   -DBUILD_SHARED_LIBS=ON              \
+                           -DCRYPTO_BACKEND=botan              \
+                           -DDOWNLOAD_GTEST=OFF                \
+                           -DGTEST_SOURCES=/usr/src/googletest \
+                           -DCMAKE_BUILD_TYPE=Release          .
+
+      - name: Build and cwd
+        run: |
+          cmake --build build --parallel 2
+          cd build
+
+      - name: Run Include What You Use
+        uses: EmilGedda/include-what-you-use-action@v1.0
+        with:
+          compilation-database-path: 'build'
+