2 files changed, 21 insertions, 6 deletions

diff --git a/README.md b/README.md
index eaaf6ee..c1782a7 100644
--- a/README.md
+++ b/README.md
@@ -144,9 +144,11 @@ For Lua 5.1 additionally:
 * `LUA_OK`
 * `LUA_ERRGCMM`
 * `LUA_OP*` macros for `lua_arith` and `lua_compare`
+* `LUA_FILEHANDLE`
 * `lua_Unsigned`
+* `luaL_Stream` (limited compatibility, see[here][19])
 * `lua_absindex`
-* `lua_arith` (see [here][19])
+* `lua_arith` (see [here][20])
 * `lua_compare`
 * `lua_len`, `lua_rawlen`, and `luaL_len`
 * `lua_pushstring`, `lua_pushlstring` (return value)
@@ -160,10 +162,10 @@ For Lua 5.1 additionally:
 * `luaL_execresult`
 * `luaL_fileresult`
 * `luaL_checkversion` (with empty body, only to avoid compile errors,
-  see [here][20])
+  see [here][21])
 * `luaL_tolstring`
 * `luaL_buffinitsize`, `luaL_prepbuffsize`, and `luaL_pushresultsize`
-  (see [here][21])
+  (see [here][22])
 * `lua_pushunsigned`, `lua_tounsignedx`, `lua_tounsigned`,
   `luaL_checkunsigned`, `luaL_optunsigned`, if
   `LUA_COMPAT_APIINTCASTS` is defined.
@@ -225,7 +227,8 @@ This package contains code written by:
   [17]: https://github.com/keplerproject/lua-compat-5.3/wiki/lua_setuservalue
   [18]: https://github.com/keplerproject/lua-compat-5.3/wiki/lua_stringtonumber
   [19]: https://github.com/keplerproject/lua-compat-5.3/wiki/lua_arith
-  [20]: https://github.com/keplerproject/lua-compat-5.3/wiki/luaL_checkversion
-  [21]: https://github.com/keplerproject/lua-compat-5.3/wiki/luaL_Buffer
-  [22]: https://github.com/keplerproject/lua-compat-5.3/wiki/coroutine.running
+  [20]: https://github.com/keplerproject/lua-compat-5.3/wiki/luaL_Stream
+  [21]: https://github.com/keplerproject/lua-compat-5.3/wiki/luaL_checkversion
+  [22]: https://github.com/keplerproject/lua-compat-5.3/wiki/luaL_Buffer
+  [23]: https://github.com/keplerproject/lua-compat-5.3/wiki/coroutine.running
 
diff --git a/c-api/compat-5.3.h b/c-api/compat-5.3.h
index 6c76930..a5b10d2 100644
--- a/c-api/compat-5.3.h
+++ b/c-api/compat-5.3.h
@@ -87,6 +87,9 @@ extern "C" {
 #ifndef LUA_OPLE
 #  define LUA_OPLE 2
 #endif
+#ifndef LUA_FILEHANDLE
+#  define LUA_FILEHANDLE "FILE*"
+#endif
 
 /* LuaJIT/Lua 5.1 does not have the updated 
  * error codes for thread status/function returns (but some patched versions do)
@@ -112,6 +115,15 @@ typedef struct luaL_Buffer_53 {
 } luaL_Buffer_53;
 #define luaL_Buffer luaL_Buffer_53
 
+/*
+ * In PUC-Rio 5.1, userdata is a simple FILE*
+ * In LuaJIT, it's a struct where the first member is a FILE*
+ * We can't support the `closef` member
+ */
+typedef struct luaL_Stream {
+  FILE *f;
+} luaL_Stream;
+
 #define lua_absindex COMPAT53_CONCAT(COMPAT53_PREFIX, _absindex)
 COMPAT53_API int lua_absindex (lua_State *L, int i);