From adda30849c11b925ecbea6689d83cf4c0c092aae Mon Sep 17 00:00:00 2001
From: Anton Oreskin <antono2@web.de>
Date: Wed, 9 Sep 2026 16:42:51 +0200
Subject: [PATCH] Pin advanced example CI dependencies

---
 .github/workflows/test.yml | 21 +++++++++++++++++++--
 CHANGELOG.md               |  2 ++
 2 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f0f0999..e683642 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,12 +14,26 @@ env:
   # Pin the required compiler so release artifacts moving with V development
   # cannot destabilize the supported lane.
   V_VERSION: 0.5.2
+  VULKAN_COMMIT: cd304bc19fd2a669d29b2d1a7975d55ee3b61952
+  GLFW_COMMIT: 3d7c1ddacb7215a7bbeb5fef0d7a68c90ba392ed
 
 jobs:
   test:
     runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v7
+      - name: Check out pinned Vulkan module
+        uses: actions/checkout@v7
+        with:
+          repository: antono2/vulkan
+          ref: ${{ env.VULKAN_COMMIT }}
+          path: .ci-modules/vulkan
+      - name: Check out pinned GLFW module
+        uses: actions/checkout@v7
+        with:
+          repository: antono2/glfw
+          ref: ${{ env.GLFW_COMMIT }}
+          path: .ci-modules/glfw
       - name: Validate generator provenance marker
         run: |
           generator_commit=$(cat GENERATOR_COMMIT)
@@ -37,8 +51,11 @@ jobs:
           install -m 0644 opencl.v convenience.v ownership.v program.v event.v image.v svm.v capabilities.v external_interop.v v.mod VERSION LICENSE GENERATOR_COMMIT "$HOME/.vmodules/antono2/opencl/"
           install -d "$HOME/.vmodules/antono2/opencl/include/CL"
           install -m 0644 include/CL/opencl.h "$HOME/.vmodules/antono2/opencl/include/CL/opencl.h"
-          v install antono2.vulkan
-          v install antono2.glfw
+          test "$(git -C .ci-modules/vulkan rev-parse HEAD)" = "$VULKAN_COMMIT"
+          test "$(git -C .ci-modules/glfw rev-parse HEAD)" = "$GLFW_COMMIT"
+          install -d "$HOME/.vmodules/antono2/vulkan" "$HOME/.vmodules/antono2/glfw"
+          cp -a .ci-modules/vulkan/. "$HOME/.vmodules/antono2/vulkan/"
+          cp -a .ci-modules/glfw/. "$HOME/.vmodules/antono2/glfw/"
       - name: Run installed-package smoke test
         run: |
           v -cc gcc run test
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 39782b9..b456034 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+- Pin Vulkan and GLFW example dependencies to immutable revisions in CI rather
+  than relying on mutable VPM installs.
 - Ignore local compiler products and caches so building the bundled examples
   does not dirty a source checkout.