1 files changed, 16 insertions, 0 deletions

diff --git a/src/core.c b/src/core.c
index 6c46981..87fd105 100644
--- a/src/core.c
+++ b/src/core.c
@@ -1,3 +1,6 @@
+/// Platform independent system calls for Lua.
+// @module system
+
 #include <lua.h>
 #include <lauxlib.h>
 
@@ -10,6 +13,9 @@
 #endif
 
 void time_open(lua_State *L);
+void environment_open(lua_State *L);
+void random_open(lua_State *L);
+void term_open(lua_State *L);
 
 /*-------------------------------------------------------------------------
  * Initializes all library modules.
@@ -19,6 +25,16 @@ LUAEXPORT int luaopen_system_core(lua_State *L) {
     lua_pushstring(L, "_VERSION");
     lua_pushstring(L, LUASYSTEM_VERSION);
     lua_rawset(L, -3);
+    lua_pushstring(L, "windows");
+#ifdef _WIN32
+    lua_pushboolean(L, 1);
+#else
+    lua_pushboolean(L, 0);
+#endif
+    lua_rawset(L, -3);
     time_open(L);
+    random_open(L);
+    term_open(L);
+    environment_open(L);
     return 1;
 }