restructure: move el compiler content into lang/

lang/tests/html_sanitizer/run.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+# run.sh — build and execute the html_sanitizer acceptance corpus.
+#
+# Compiles tests/html_sanitizer/runner.el via the canonical native elc,
+# links against the shared C runtime, then runs the binary against
+# cases.json. Exits non-zero on any FAIL.
+
+set -euo pipefail
+cd "$(dirname "$0")"
+
+EL_HOME="${EL_HOME:-$(cd ../.. && pwd)}"
+ELC="${EL_HOME}/dist/platform/elc"
+RUNTIME_DIR="${EL_HOME}/el-compiler/runtime"
+
+if [ ! -x "${ELC}" ]; then
+    echo "elc not found at ${ELC}" >&2
+    exit 1
+fi
+
+OUT_C="$(mktemp -t html_sanitizer.XXXXXX).c"
+OUT_BIN="$(mktemp -t html_sanitizer.XXXXXX)"
+trap 'rm -f "${OUT_C}" "${OUT_BIN}"' EXIT
+
+echo "==> Compiling runner.el via ${ELC}"
+"${ELC}" runner.el > "${OUT_C}"
+
+echo "==> Linking against ${RUNTIME_DIR}/el_runtime.c"
+cc -O2 -I "${RUNTIME_DIR}" "${OUT_C}" "${RUNTIME_DIR}/el_runtime.c" \
+   -lcurl -lpthread -o "${OUT_BIN}"
+
+echo "==> Running"
+"${OUT_BIN}"