From d41d48016e8039622d75e3222709098e9cd31586 Mon Sep 17 00:00:00 2001
From: Thomas Willetal <t.willetal@googlemail.com>
Date: Mon, 5 Oct 2026 21:18:24 +0200
Subject: [PATCH] Add clang-tidy configuration and CI integration

---
 .clang-tidy                    |  7 +++++++
 .github/workflows/ci-build.yml |  4 ++++
 ctprintf/CMakePresets.json     | 26 ++++++++++++++++++++++++++
 scripts/build-dependencies.sh  |  1 +
 4 files changed, 38 insertions(+)
 create mode 100644 .clang-tidy

diff --git a/.clang-tidy b/.clang-tidy
new file mode 100644
index 0000000..7ea8743
--- /dev/null
+++ b/.clang-tidy
@@ -0,0 +1,7 @@
+Checks: >-
+  -*,
+  bugprone-*,
+  clang-analyzer-*,
+  performance-*,
+  portability-*
+WarningsAsErrors: '*'
diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
index 1282d63..77d6d1a 100644
--- a/.github/workflows/ci-build.yml
+++ b/.github/workflows/ci-build.yml
@@ -27,6 +27,10 @@ jobs:
             - name: Lint CMake files
               run: ./scripts/lint.sh cmake-lint
 
+            - name: Run clang-tidy
+              working-directory: ctprintf
+              run: cmake --workflow --fresh --preset clang-tidy-workflow
+
             - name: Configure, build, and test
               working-directory: ctprintf
               run: cmake --workflow --preset release-workflow
diff --git a/ctprintf/CMakePresets.json b/ctprintf/CMakePresets.json
index 83ed12d..87686aa 100644
--- a/ctprintf/CMakePresets.json
+++ b/ctprintf/CMakePresets.json
@@ -27,6 +27,14 @@
         "CMAKE_BUILD_TYPE": "Release",
         "CMAKE_EXPORT_COMPILE_COMMANDS": "ON"
       }
+    },
+    {
+      "name": "clang-tidy",
+      "displayName": "clang-tidy",
+      "inherits": "debug",
+      "cacheVariables": {
+        "CMAKE_CXX_CLANG_TIDY": "clang-tidy;--warnings-as-errors=*"
+      }
     }
   ],
   "buildPresets": [
@@ -37,6 +45,10 @@
     {
       "name": "release",
       "configurePreset": "release"
+    },
+    {
+      "name": "clang-tidy",
+      "configurePreset": "clang-tidy"
     }
   ],
   "testPresets": [
@@ -109,6 +121,20 @@
           "name": "release"
         }
       ]
+    },
+    {
+      "name": "clang-tidy-workflow",
+      "displayName": "clang-tidy: configure and build",
+      "steps": [
+        {
+          "type": "configure",
+          "name": "clang-tidy"
+        },
+        {
+          "type": "build",
+          "name": "clang-tidy"
+        }
+      ]
     }
   ]
 }
diff --git a/scripts/build-dependencies.sh b/scripts/build-dependencies.sh
index e6cec82..63d04e5 100755
--- a/scripts/build-dependencies.sh
+++ b/scripts/build-dependencies.sh
@@ -6,6 +6,7 @@ sudo DEBIAN_FRONTEND=noninteractive apt-get update
 sudo DEBIAN_FRONTEND=noninteractive apt-get install --yes --no-install-recommends \
     build-essential \
     clang-format \
+    clang-tidy \
     cmake \
     debhelper \
     devscripts \