Merge pull request #262 from vicentebolea/appveyor-cdash-commit

Fixes flaky cdash status

Author: vicentebolea

.github/post-cdash-status

@@ -4,7 +4,7 @@ set -eo pipefail
 
 readonly API_BASE="https://api.github.com/repos/LLNL/zfp"
 readonly TOKEN="${CI_GITHUB_ROBOT_TOKEN}"
-readonly COMMIT="${GITHUB_WORKFLOW_SHA}"
+readonly COMMIT="${COMMIT_SHA}"
 readonly CDASH_STATUS_CONTEXT="cdash"
 
 #==============================================================================
@@ -26,7 +26,7 @@ command -v curl &> /dev/null || { echo "jq not found"; exit 1; }
 command -v jq &> /dev/null || { echo "jq not found"; exit 2; }
 
 [ -z "${CI_GITHUB_ROBOT_TOKEN}" ] && { echo "CI_GITHUB_ROBOT_TOKEN env variable empty"; exit 3; }
-[ -z "${GITHUB_WORKFLOW_SHA}" ] && { echo "GITHUB_WORKFLOW_SHA env variable empty"; exit 4; }
+[ -z "${COMMIT_SHA}" ] && { echo "COMMIT_SHA env variable empty"; exit 4; }
 
 #==============================================================================
 

.github/workflows/external.yml

@@ -7,9 +7,15 @@ permissions: write-all
 
 jobs:
   generate_statuses:
+    env:
+      CI_GITHUB_ROBOT_TOKEN: ${{ secrets.CI_GITHUB_ROBOT_TOKEN }}
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - if: ${{ github.event_name == 'pull_request_target' }}
+        run: echo "COMMIT_SHA=${{ github.event.pull_request.head.sha }}" >> "${GITHUB_ENV}"
+
+      - if: ${{ github.event_name == 'push' }}
+        run: echo "COMMIT_SHA=${{ github.sha }}" >> "${GITHUB_ENV}"
+
       - run: .github/post-cdash-status
-        env:
-          CI_GITHUB_ROBOT_TOKEN: ${{ secrets.CI_GITHUB_ROBOT_TOKEN }}