add test program for lua

src/lua-test.c

@@ -0,0 +1,15 @@
+/* This file is part of mingw-cross-env.       */
+/* See doc/index.html for further information. */
+
+#include <stdio.h>
+#include <lua.h>
+#include <lauxlib.h>
+
+int main (int argc, char **argv) {
+    (void)argc;
+    (void)argv;
+    
+    lua_State *L = lua_open();
+    lua_close(L);
+    return 0;
+}

src/lua.mk

@@ -32,4 +32,9 @@ define $(PKG)_BUILD
         RANLIB='$(TARGET)-ranlib' \
         INSTALL='$(INSTALL)' \
         install ranlib
+
+    '$(TARGET)-gcc' \
+        -W -Wall -Werror -std=c99 -pedantic \
+        '$(2).c' -o '$(PREFIX)/$(TARGET)/bin/test-lua.exe' \
+        -llua
 endef