ci: fix reference check

ChangeLog:

	* .github/workflows/commit-format.yml: adjust grep.

Signed-off-by: Marc Poulhiès <[email protected]>

Author: dkm

.github/workflows/commit-format.yml

@@ -125,16 +125,23 @@ jobs:
           retval=0;
           rev_list="origin/${{ github.event.pull_request.base.ref }}..${{ github.event.pull_request.head.sha }}"
           for commit in $(git rev-list --reverse "$rev_list"); do
-            if [ "$(git log --format=%B -n 1 \"$commit\" | grep '#[0-9]*' | grep -v -i 'Rust-GCC/gccrs#[0-9]*' | wc -l)" -ne 0 ]; then
-              echo "$commit: KO"
+
+            git log --format=%B -n 1 "$commit" > /tmp/commit_log
+
+            if grep -P '(^|[^\w]+)#[0-9]+' /tmp/commit_log > /tmp/found ; then
+              echo "$commit: KO because it has one or more bad references" | tee -a $GITHUB_STEP_SUMMARY
+              cat /tmp/found | tee -a $GITHUB_STEP_SUMMARY
               retval=1
             else
               echo "$commit: OK"
             fi
           done;
+
           if [ "$retval" -ne 0 ]; then
-            echo "Some raw issue references were found (eg. #4242)."
-            echo "You shall rewrite the faulty commit message with this format: Rust-GCC/gccrs#4242"
-            echo "You may ignore this CI step if it represents a valid GCC bugzilla or external repository reference instead."
+            echo "Some raw issue references were found (eg. #4242)." | tee -a $GITHUB_STEP_SUMMARY
+            echo "You shall rewrite the faulty commit message with this format: Rust-GCC/gccrs#4242" | tee -a $GITHUB_STEP_SUMMARY
+            echo "You may ignore this CI step if it represents a valid GCC bugzilla or external repository reference instead." | tee -a $GITHUB_STEP_SUMMARY
+          else
+            echo "No unadorned references found" | tee $GITHUB_STEP_SUMMARY
           fi
           exit $retval;