Serialize HW tests

test/check.sh

@@ -1,30 +0,0 @@
-#!/bin/bash
-#
-# This script is used by the Github Actions
-#   o must be run with one parameter: a glob pattern
-#   o write "MATCH=1" (changed files match a pattern) or "MATCH=0" to $GITHUB_OUTPUT
-#
-# Usage in github actions:
-#  <job_name>:
-#    runs-on: ubuntu-latest
-#    steps:
-#    - uses: actions/checkout@v3
-#      with: { fetch-depth: 2 }         # Important for git diff to work
-#    - id: check
-#      run: /bin/bash check.sh '.*'
-#    - if: steps.check.outputs.MATCH == 1
-#      run: .....
-
-# List all files changed by the last commit, and compare with the passed
-# pattern argument. If at least one file matches the pattern, write
-# MATCH=1. If no files match, write MATCH=0.
-for FILE in $(git --no-pager diff --name-only HEAD~1 HEAD) ; do
-  if [[ "$FILE" =~ $1 ]] ; then
-    echo FILE "$FILE" matches "$1"    # Log for debugging
-    echo MATCH=1 >> $GITHUB_OUTPUT    # Set output
-    exit 0                            # And exit early
-  else
-    echo FILE "$FILE" DOES NOT match "$1"  # Log for debugging
-  fi
-done
-echo MATCH=0 >> $GITHUB_OUTPUT

test/match_changed_files.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+#
+# Usage: $0 PATTERN
+# If files in the last commit match PATTERN, exit 0. Else, exit 1
+#
+# Usage in github actions:
+#  <job_name>:
+#    runs-on: ubuntu-latest
+#    steps:
+#    - uses: actions/checkout@v3
+#      with: { fetch-depth: 2 }         # Important for git diff to work
+#    - run: if ./match_changed_files.sh '.*' ; then echo RUN=1 >> $GITHUB_ENV ; fi
+#    - if: ${{ env.RUN == 1 }}
+#      run: echo yohoo!
+
+CHANGED_FILES=`git --no-pager diff --name-only HEAD~1 HEAD | xargs`
+echo "Pattern: [$1], files: $CHANGED_FILES"
+for FILE in $CHANGED_FILES; do [[ "$FILE" =~ $1 ]] && exit 0; done
+exit 1