'long' may have more than 32 bits in some machines; use 'int' for

small lua_Integer unless necessary to use 'long'

1 files changed, 12 insertions, 5 deletions

diff --git a/luaconf.h b/luaconf.h
index a7a16f6a..fe9fcd25 100644
--- a/luaconf.h
+++ b/luaconf.h
@@ -1,5 +1,5 @@
 /*
-** $Id: luaconf.h,v 1.182 2013/06/13 19:35:08 roberto Exp roberto $
+** $Id: luaconf.h,v 1.183 2013/06/20 15:02:49 roberto Exp roberto $
 ** Configuration file for Lua
 ** See Copyright Notice in lua.h
 */
@@ -494,14 +494,21 @@
 
 #if LUA_SMALL_INT       /* { */
 
-#define LUA_INTEGER     long
+#if LUAI_BITSINT >= 32
+
+#define LUA_INTEGER             int
+#define LUA_INTEGER_FRMLEN      ""
+
+#else
 
+#define LUA_INTEGER             long
 #define LUA_INTEGER_FRMLEN      "l"
 
-#else   /* }{ */
+#endif
 
-#define LUA_INTEGER     long long
+#else   /* }{ */
 
+#define LUA_INTEGER             long long
 #define LUA_INTEGER_FRMLEN      "ll"
 
 #endif  /* } */
@@ -510,7 +517,7 @@
 #define LUA_INTEGER_FMT         "%" LUA_INTEGER_FRMLEN "d"
 #define lua_integer2str(s,n)    sprintf((s), LUA_INTEGER_FMT, (n))
 
-#define LUA_UNSIGNED    unsigned LUA_INTEGER
+#define LUA_UNSIGNED            unsigned LUA_INTEGER
 
 /* }================================================================== */