p.238 in NNFS

run_test.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+set -e
+
+# Go to project root (directory of this script)
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+cd "$SCRIPT_DIR"
+
+# === 1. Configure + build in ./build ===
+if [ ! -d build ]; then
+    mkdir build
+fi
+
+cd build
+
+# Configure (safe to re-run; does nothing if already configured)
+cmake ..
+
+# Build tests target (incremental; only recompiles changed files)
+cmake --build . --target tests
+
+cd "$SCRIPT_DIR"
+
+# === 2. Load OpenMP config from omp.cfg ===
+if [ -f omp.cfg ]; then
+    # Export all non-comment, non-empty lines as env vars
+    export $(grep -v '^[[:space:]]*#' omp.cfg | grep -v '^[[:space:]]*$' | xargs)
+fi
+
+# Optional: show what we're using
+echo ">>> Using OpenMP settings:"
+echo "    OMP_PROC_BIND=${OMP_PROC_BIND}"
+echo "    OMP_PLACES=${OMP_PLACES}"
+echo "    OMP_MAX_ACTIVE_LEVELS=${OMP_MAX_ACTIVE_LEVELS}"
+echo "    OMP_NUM_THREADS=${OMP_NUM_THREADS}"
+echo "    OMP_DYNAMIC=${OMP_DYNAMIC}"
+echo "    OMP_SCHEDULE=${OMP_SCHEDULE}"
+echo "    OMP_DISPLAY_ENV=${OMP_DISPLAY_ENV}"
+
+# === 3. Run tests ===
+./build/tests "$@"