more uniformity for defining system-dependent features

1 files changed, 13 insertions, 13 deletions

diff --git a/luaconf.h b/luaconf.h
index 39293e29..5b579bbf 100644
--- a/luaconf.h
+++ b/luaconf.h
@@ -1,5 +1,5 @@
 /*
-** $Id: luaconf.h,v 1.188 2013/11/21 17:23:14 roberto Exp roberto $
+** $Id: luaconf.h,v 1.189 2014/01/27 13:34:32 roberto Exp roberto $
 ** Configuration file for Lua
 ** See Copyright Notice in lua.h
 */
@@ -41,24 +41,28 @@
 
 
 #if defined(LUA_USE_LINUX)
+#define LUA_USE_C99
 #define LUA_USE_POSIX
 #define LUA_USE_DLOPEN          /* needs an extra library: -ldl */
 #define LUA_USE_READLINE        /* needs some extra libraries */
-#define LUA_USE_STRTODHEX       /* assume 'strtod' handles hex formats */
-#define LUA_USE_AFORMAT         /* assume 'printf' handles 'aA' specifiers */
-#define LUA_USE_LONGLONG        /* assume support for long long */
 #endif
 
 #if defined(LUA_USE_MACOSX)
+#define LUA_USE_C99
 #define LUA_USE_POSIX
 #define LUA_USE_DLOPEN          /* does not need -ldl */
 #define LUA_USE_READLINE        /* needs an extra library: -lreadline */
-#define LUA_USE_STRTODHEX       /* assume 'strtod' handles hex formats */
-#define LUA_USE_AFORMAT         /* assume 'printf' handles 'aA' specifiers */
-#define LUA_USE_LONGLONG        /* assume support for long long */
 #endif
 
 
+/*
+@@ LUA_USE_C99 includes all functionality from C 99.
+** CHANGE it (define it) if your system is compatible.
+*/
+#if defined(LUA_USE_C99)
+#define LUA_USE_AFORMAT         /* assume 'printf' handles 'aA' specifiers */
+#endif
+
 
 /*
 @@ LUA_USE_POSIX includes all functionality listed as X/Open System
@@ -66,11 +70,6 @@
 ** CHANGE it (define it) if your system is XSI compatible.
 */
 #if defined(LUA_USE_POSIX)
-#define LUA_USE_MKSTEMP
-#define LUA_USE_ISATTY
-#define LUA_USE_POPEN
-#define LUA_USE_ULONGJMP
-#define LUA_USE_GMTIME_R
 #endif
 
 
@@ -381,7 +380,8 @@
 ** The following definitions set the numeric types for Lua.
 ** Lua should work fine with 32-bit or 64-bit integers mixed with
 ** 32-bit or 64-bit floats. The usual configurations are 64-bit
-** integers and floats (the default) and 32-bit integers and floats.
+** integers and floats (the default) and 32-bit integers and floats
+** (for restricted hardware).
 ** ===================================================================
 */