ci: Always create results dir from init

During init-stage2 (used for hardware jobs) and setup-test-env (used
for running directly on shared runners), make sure we always create a
results directory.

Signed-off-by: Daniel Stone <daniels@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31110>

.gitlab-ci/common/init-stage2.sh

@@ -206,7 +206,7 @@ EXIT_CODE=$?
 set -e
 
 # Let's make sure the results are always stored in current working directory
-mv -f ${CI_PROJECT_DIR}/results ./ 2>/dev/null || true
+mv -f ${RESULTS_DIR} ./ 2>/dev/null || true
 
 [ ${EXIT_CODE} -ne 0 ] || rm -rf results/trace/"$PIGLIT_REPLAY_DEVICE_NAME"
 

.gitlab-ci/setup-test-env.sh

@@ -108,5 +108,13 @@ export -f uncollapsed_section_switch
 # Freedesktop requirement (needed for Wayland)
 [ -n "${XDG_RUNTIME_DIR}" ] || export XDG_RUNTIME_DIR="$(mktemp -p "$PWD" -d xdg-runtime-XXXXXX)"
 
+if [ -z "${RESULTS_DIR:-}" ]; then
+	export RESULTS_DIR="$(pwd)/results"
+	if [ -e "${RESULTS_DIR}" ]; then
+		rm -rf "${RESULTS_DIR}"
+	fi
+	mkdir -p "${RESULTS_DIR}"
+fi
+
 set -E
 trap 'trap_err $?' ERR