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mruby/include/mrbconf.h at mruby2-draft · 6ug/mruby · GitHub
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/*
** mrbconf.h - mruby core configuration
**
** See Copyright Notice in mruby.h
*/
#ifndef
MRUBYCONF_H
#define
MRUBYCONF_H
#include
<limits.h>
#include
<stdint.h>
/* architecture selection: */
/* specify -DMRB_32BIT or -DMRB_64BIT to override */
#if
!defined(
MRB_32BIT
)
&&
!defined(
MRB_64BIT
)
#if
UINT64_MAX
==
SIZE_MAX
#define
MRB_64BIT
#else
#define
MRB_32BIT
#endif
#endif
#if
defined(
MRB_32BIT
)
&&
defined(
MRB_64BIT
)
#error
Cannot build for 32 and 64 bit architecture at the same time
#endif
/* configuration options: */
/* add -DMRB_USE_FLOAT to use float instead of double for floating point numbers */
//#define MRB_USE_FLOAT
/* exclude floating point numbers */
//#define MRB_WITHOUT_FLOAT
/* add -DMRB_METHOD_CACHE to use method cache to improve performance */
//#define MRB_METHOD_CACHE
/* size of the method cache (need to be the power of 2) */
//#define MRB_METHOD_CACHE_SIZE (1<<7)
/* add -DMRB_METHOD_TABLE_INLINE to reduce the size of method table */
/* MRB_METHOD_TABLE_INLINE requires LSB of function pointers to be zero */
/* you might need to specify --falign-functions=n (where n>1) */
//#define MRB_METHOD_TABLE_INLINE
/* add -DMRB_INT16 to use 16bit integer for mrb_int; conflict with MRB_INT64 */
//#define MRB_INT16
/* add -DMRB_INT64 to use 64bit integer for mrb_int; conflict with MRB_INT16 */
//#define MRB_INT64
/* if no specific integer type is chosen */
#if
!defined(
MRB_INT16
)
&&
!defined(
MRB_INT32
)
&&
!defined(
MRB_INT64
)
# if
defined(
MRB_64BIT
)
&&
!defined(
MRB_NAN_BOXING
)
/* Use 64bit integers on 64bit architecture (without MRB_NAN_BOXING) */
# define
MRB_INT64
# else
/* Otherwise use 32bit integers */
# define
MRB_INT32
# endif
#endif
/* represent mrb_value in boxed double; conflict with MRB_USE_FLOAT and MRB_WITHOUT_FLOAT */
//#define MRB_NAN_BOXING
/* define on big endian machines; used by MRB_NAN_BOXING */
//#define MRB_ENDIAN_BIG
/* represent mrb_value as a word (natural unit of data for the processor) */
//#define MRB_WORD_BOXING
/* string class to handle UTF-8 encoding */
//#define MRB_UTF8_STRING
/* argv max size in mrb_funcall */
//#define MRB_FUNCALL_ARGC_MAX 16
/* number of object per heap page */
//#define MRB_HEAP_PAGE_SIZE 1024
/* if _etext and _edata available, mruby can reduce memory used by symbols */
//#define MRB_USE_ETEXT_EDATA
/* do not use __init_array_start to determine readonly data section;
effective only when MRB_USE_ETEXT_EDATA is defined */
//#define MRB_NO_INIT_ARRAY_START
/* turn off generational GC by default */
//#define MRB_GC_TURN_OFF_GENERATIONAL
/* default size of khash table bucket */
//#define KHASH_DEFAULT_SIZE 32
/* allocated memory address alignment */
//#define POOL_ALIGNMENT 4
/* page size of memory pool */
//#define POOL_PAGE_SIZE 16000
/* initial minimum size for string buffer */
//#define MRB_STR_BUF_MIN_SIZE 128
/* arena size */
//#define MRB_GC_ARENA_SIZE 100
/* fixed size GC arena */
//#define MRB_GC_FIXED_ARENA
/* state atexit stack size */
//#define MRB_FIXED_STATE_ATEXIT_STACK_SIZE 5
/* fixed size state atexit stack */
//#define MRB_FIXED_STATE_ATEXIT_STACK
/* -DMRB_DISABLE_XXXX to drop following features */
//#define MRB_DISABLE_STDIO /* use of stdio */
/* -DMRB_ENABLE_XXXX to enable following features */
//#define MRB_ENABLE_DEBUG_HOOK /* hooks for debugger */
/* end of configuration */
/* define MRB_DISABLE_XXXX from DISABLE_XXX (for compatibility) */
#ifdef
DISABLE_STDIO
#define
MRB_DISABLE_STDIO
#endif
/* define MRB_ENABLE_XXXX from ENABLE_XXX (for compatibility) */
#ifdef
ENABLE_DEBUG
#define
MRB_ENABLE_DEBUG_HOOK
#endif
#ifndef
MRB_DISABLE_STDIO
# include
<stdio.h>
#endif
#ifndef
FALSE
# define
FALSE
0
#endif
#ifndef
TRUE
# define
TRUE
1
#endif
#endif
/* MRUBYCONF_H */
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