lua reduce heap allocated buffer sizes, organize luaconf.h

Change-Id: Ib9e568ea73a01474facd57cc155e62fa3dc093f7

apps/plugins/lua/luaconf.h

@@ -1,5 +1,5 @@
 /*
-** $Id$
+** $Id: luaconf.h,v 1.82.1.7 2008/02/11 16:25:08 roberto Exp $
 ** Configuration file for Lua
 ** See Copyright Notice in lua.h
 */
@@ -333,14 +333,14 @@
 ** CHANGE it to undefined as soon as your programs use only '...' to
 ** access vararg parameters (instead of the old 'arg' table).
 */
-#undef LUA_COMPAT_VARARG
+#define LUA_COMPAT_VARARG
 
 /*
 @@ LUA_COMPAT_MOD controls compatibility with old math.mod function.
 ** CHANGE it to undefined as soon as your programs use 'math.fmod' or
 ** the new '%' operator instead of 'math.mod'.
 */
-#undef LUA_COMPAT_MOD
+#define LUA_COMPAT_MOD
 
 /*
 @@ LUA_COMPAT_LSTR controls compatibility with old long string nesting
@@ -348,22 +348,22 @@
 ** CHANGE it to 2 if you want the old behaviour, or undefine it to turn
 ** off the advisory error when nesting [[...]].
 */
-#undef LUA_COMPAT_LSTR
+#define LUA_COMPAT_LSTR         1
 
 /*
 @@ LUA_COMPAT_GFIND controls compatibility with old 'string.gfind' name.
 ** CHANGE it to undefined as soon as you rename 'string.gfind' to
 ** 'string.gmatch'.
 */
-#undef LUA_COMPAT_GFIND
+#define LUA_COMPAT_GFIND
 
 /*
 @@ LUA_COMPAT_OPENLIB controls compatibility with old 'luaL_openlib'
 @* behavior.
-** CHANGE it to undefined as soon as you replace to 'luaL_registry'
+** CHANGE it to undefined as soon as you replace to 'luaL_register'
 ** your uses of 'luaL_openlib'
 */
-#undef LUA_COMPAT_OPENLIB
+#define LUA_COMPAT_OPENLIB
 
 
 
@@ -485,7 +485,7 @@
 /*
 @@ LUAL_BUFFERSIZE is the buffer size used by the lauxlib buffer system.
 */
-#define LUAL_BUFFERSIZE		1024
+#define LUAL_BUFFERSIZE         BUFSIZ
 
 /* }================================================================== */
 
@@ -501,14 +501,14 @@
 ** ===================================================================
 */
 
-#undef LUA_NUMBER_DOUBLE
-#define LUA_NUMBER	long
+#define LUA_NUMBER_DOUBLE
+#define LUA_NUMBER      double
 
 /*
 @@ LUAI_UACNUMBER is the result of an 'usual argument conversion'
 @* over a number.
 */
-#define LUAI_UACNUMBER	long
+#define LUAI_UACNUMBER  double
 
 
 /*
@@ -518,24 +518,24 @@
 @@ LUAI_MAXNUMBER2STR is maximum size of previous conversion.
 @@ lua_str2number converts a string to a number.
 */
-#define LUA_NUMBER_SCAN		"%ld"
-#define LUA_NUMBER_FMT		"%ld"
+#define LUA_NUMBER_SCAN         "%lf"
+#define LUA_NUMBER_FMT          "%.14g"
+#define lua_number2str(s,n)     sprintf((s), LUA_NUMBER_FMT, (n))
 #define LUAI_MAXNUMBER2STR      32 /* 16 digits, sign, point, and \0 */
-#define lua_number2str(s,n)	snprintf((s), 32, LUA_NUMBER_FMT, (n))
-#define lua_str2number(s,p)	strtol((s), (p), 10)
+#define lua_str2number(s,p)     strtod((s), (p))
 
 
 /*
 @@ The luai_num* macros define the primitive operations over numbers.
 */
 #if defined(LUA_CORE)
-extern long rb_pow(long, long);
+/*#include <math.h> //ROCKLUA_REMOVED */
 #define luai_numadd(a,b)        ((a)+(b))
 #define luai_numsub(a,b)        ((a)-(b))
 #define luai_nummul(a,b)        ((a)*(b))
 #define luai_numdiv(a,b)        ((a)/(b))
-#define luai_nummod(a,b)	((a)%(b))
-#define luai_numpow(a,b)	(rb_pow(a,b))
+#define luai_nummod(a,b)        ((a) - floor((a)/(b))*(b))
+#define luai_numpow(a,b)        (pow(a,b))
 #define luai_numunm(a)          (-(a))
 #define luai_numeq(a,b)         ((a)==(b))
 #define luai_numlt(a,b)         ((a)<(b))
@@ -592,7 +592,7 @@ union luai_Cast { double l_d; long l_l; };
 ** aligned in 16-byte boundaries, then you should add long double in the
 ** union.) Probably you do not need to change this.
 */
-#define LUAI_USER_ALIGNMENT_T	union { void *s; long l; }
+#define LUAI_USER_ALIGNMENT_T   union { double u; void *s; long l; }
 
 
 /*
@@ -757,7 +757,60 @@ union luai_Cast { double l_d; long l_l; };
 ** without modifying the main part of the file.
 */
 
-#include "rockconf.h"
-#define LUAC_TRUST_BINARIES
-#endif
+/*Rocklua integer patch */
+#undef LUA_NUMBER_DOUBLE
 
+#undef LUA_NUMBER
+#define LUA_NUMBER long
+
+#undef LUAI_UACNUMBER
+#define LUAI_UACNUMBER long
+
+#undef LUA_NUMBER_SCAN
+#define LUA_NUMBER_SCAN "%ld"
+
+#undef LUA_NUMBER_FMT
+#define LUA_NUMBER_FMT "%ld"
+
+#undef lua_number2str
+#define lua_number2str(s,n) snprintf((s), 32, LUA_NUMBER_FMT, (n))
+
+#define LUAI_MAXNUMBER2STR 32 /* 16 digits, sign, point, and \0 */
+
+#undef lua_str2number
+#define lua_str2number(s,p) strtol((s), (p), 10)
+
+#undef luai_nummod
+#define luai_nummod(a,b) ((a)%(b))
+
+extern long rb_pow(long, long);
+#undef luai_numpow
+#define luai_numpow(a,b) (rb_pow(a,b))
+
+#undef LUAI_USER_ALIGNMENT_T
+#define LUAI_USER_ALIGNMENT_T union { void *s; long l; }
+
+/* Compatibility */
+#undef LUA_COMPAT_VARARG
+#undef LUA_COMPAT_MOD
+#undef LUA_COMPAT_LSTR
+#undef LUA_COMPAT_GFIND
+#undef LUA_COMPAT_OPENLIB
+
+/* Resize heap allocated buffers */
+#undef LUAI_MAXVARS /*200*/
+#define LUAI_MAXVARS  100
+
+#undef LUAI_MAXUPVALUES /*60*/
+#define LUAI_MAXUPVALUES  30
+
+#undef  LUAL_BUFFERSIZE /*1024*/
+#define LUAL_BUFFERSIZE   512
+
+/*Rocklua functions*/
+#include "rockconf.h"
+
+/*else*/
+#define LUAC_TRUST_BINARIES
+
+#endif