[270] | 1 | /*
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| 2 | ** mrbconf.h - mruby core configuration
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| 3 | **
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| 4 | ** See Copyright Notice in mruby.h
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| 5 | */
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| 6 |
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| 7 | #ifndef MRUBYCONF_H
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| 8 | #define MRUBYCONF_H
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| 9 |
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[331] | 10 | #include <limits.h>
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| 11 | #include <stdint.h>
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| 12 |
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| 13 | /* architecture selection: */
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| 14 | /* specify -DMRB_32BIT or -DMRB_64BIT to override */
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| 15 | #if !defined(MRB_32BIT) && !defined(MRB_64BIT)
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| 16 | #if UINT64_MAX == SIZE_MAX
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| 17 | #define MRB_64BIT
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| 18 | #else
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| 19 | #define MRB_32BIT
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| 20 | #endif
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| 21 | #endif
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| 22 |
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| 23 | #if defined(MRB_32BIT) && defined(MRB_64BIT)
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| 24 | #error Cannot build for 32 and 64 bit architecture at the same time
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| 25 | #endif
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| 26 |
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[270] | 27 | /* configuration options: */
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| 28 | /* add -DMRB_USE_FLOAT to use float instead of double for floating point numbers */
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| 29 | //#define MRB_USE_FLOAT
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| 30 |
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[439] | 31 | /* exclude floating point numbers */
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| 32 | //#define MRB_WITHOUT_FLOAT
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[270] | 33 |
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[439] | 34 | /* add -DMRB_METHOD_CACHE to use method cache to improve performance */
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| 35 | //#define MRB_METHOD_CACHE
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| 36 | /* size of the method cache (need to be the power of 2) */
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| 37 | //#define MRB_METHOD_CACHE_SIZE (1<<7)
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| 38 |
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| 39 | /* add -DMRB_METHOD_T_STRUCT on machines that use higher bits of pointers */
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| 40 | /* no MRB_METHOD_T_STRUCT requires highest 2 bits of function pointers to be zero */
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| 41 | #ifndef MRB_METHOD_T_STRUCT
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| 42 | // can't use highest 2 bits of function pointers on 32bit Windows.
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| 43 | # if defined(_WIN32) && !defined(_WIN64)
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| 44 | # define MRB_METHOD_T_STRUCT
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| 45 | # endif
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| 46 | #endif
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| 47 |
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| 48 | /* add -DMRB_INT32 to use 32bit integer for mrb_int; conflict with MRB_INT64;
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| 49 | Default for 32-bit CPU mode. */
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| 50 | //#define MRB_INT32
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| 51 |
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| 52 | /* add -DMRB_INT64 to use 64bit integer for mrb_int; conflict with MRB_INT32;
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| 53 | Default for 64-bit CPU mode. */
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[270] | 54 | //#define MRB_INT64
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| 55 |
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[439] | 56 | /* if no specific integer type is chosen */
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| 57 | #if !defined(MRB_INT32) && !defined(MRB_INT64)
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| 58 | # if defined(MRB_64BIT) && !defined(MRB_NAN_BOXING)
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| 59 | /* Use 64bit integers on 64bit architecture (without MRB_NAN_BOXING) */
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| 60 | # define MRB_INT64
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| 61 | # else
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| 62 | /* Otherwise use 32bit integers */
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| 63 | # define MRB_INT32
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| 64 | # endif
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| 65 | #endif
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| 66 |
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| 67 | /* define on big endian machines; used by MRB_NAN_BOXING, etc. */
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| 68 | #ifndef MRB_ENDIAN_BIG
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| 69 | # if (defined(BYTE_ORDER) && defined(BIG_ENDIAN) && BYTE_ORDER == BIG_ENDIAN) || \
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| 70 | (defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
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| 71 | # define MRB_ENDIAN_BIG
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| 72 | # endif
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| 73 | #endif
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| 74 |
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| 75 | /* represent mrb_value in boxed double; conflict with MRB_USE_FLOAT and MRB_WITHOUT_FLOAT */
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[270] | 76 | //#define MRB_NAN_BOXING
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| 77 |
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| 78 | /* represent mrb_value as a word (natural unit of data for the processor) */
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| 79 | //#define MRB_WORD_BOXING
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| 80 |
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| 81 | /* string class to handle UTF-8 encoding */
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| 82 | #define MRB_UTF8_STRING
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| 83 |
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| 84 | /* argv max size in mrb_funcall */
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| 85 | //#define MRB_FUNCALL_ARGC_MAX 16
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| 86 |
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| 87 | /* number of object per heap page */
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| 88 | //#define MRB_HEAP_PAGE_SIZE 1024
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| 89 |
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[439] | 90 | /* if __ehdr_start is available, mruby can reduce memory used by symbols */
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| 91 | //#define MRB_USE_LINK_TIME_RO_DATA_P
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[270] | 92 |
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[439] | 93 | /* if MRB_USE_LINK_TIME_RO_DATA_P does not work,
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| 94 | you can try mrb_ro_data_p() that you have implemented yourself in any file;
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| 95 | prototype is `mrb_bool mrb_ro_data_p(const char *ptr)` */
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| 96 | //#define MRB_USE_CUSTOM_RO_DATA_P
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[270] | 97 |
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| 98 | /* turn off generational GC by default */
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| 99 | //#define MRB_GC_TURN_OFF_GENERATIONAL
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| 100 |
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| 101 | /* default size of khash table bucket */
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| 102 | //#define KHASH_DEFAULT_SIZE 32
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| 103 |
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| 104 | /* allocated memory address alignment */
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| 105 | //#define POOL_ALIGNMENT 4
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| 106 |
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| 107 | /* page size of memory pool */
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| 108 | //#define POOL_PAGE_SIZE 16000
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| 109 |
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| 110 | /* initial minimum size for string buffer */
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| 111 | //#define MRB_STR_BUF_MIN_SIZE 128
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| 112 |
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| 113 | /* arena size */
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| 114 | //#define MRB_GC_ARENA_SIZE 100
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| 115 |
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| 116 | /* fixed size GC arena */
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| 117 | //#define MRB_GC_FIXED_ARENA
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| 118 |
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| 119 | /* state atexit stack size */
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| 120 | //#define MRB_FIXED_STATE_ATEXIT_STACK_SIZE 5
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| 121 |
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| 122 | /* fixed size state atexit stack */
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| 123 | //#define MRB_FIXED_STATE_ATEXIT_STACK
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| 124 |
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| 125 | /* -DMRB_DISABLE_XXXX to drop following features */
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[439] | 126 | //#define MRB_DISABLE_STDIO /* use of stdio */
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[270] | 127 |
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| 128 | /* -DMRB_ENABLE_XXXX to enable following features */
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[439] | 129 | //#define MRB_ENABLE_DEBUG_HOOK /* hooks for debugger */
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| 130 | //#define MRB_ENABLE_ALL_SYMBOLS /* Symbols.all_symbols */
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[270] | 131 |
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| 132 | /* end of configuration */
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| 133 |
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| 134 | /* define MRB_DISABLE_XXXX from DISABLE_XXX (for compatibility) */
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| 135 | #ifdef DISABLE_STDIO
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| 136 | #define MRB_DISABLE_STDIO
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| 137 | #endif
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| 138 |
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| 139 | /* define MRB_ENABLE_XXXX from ENABLE_XXX (for compatibility) */
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| 140 | #ifdef ENABLE_DEBUG
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| 141 | #define MRB_ENABLE_DEBUG_HOOK
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| 142 | #endif
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| 143 |
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| 144 | #ifndef MRB_DISABLE_STDIO
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| 145 | # include <stdio.h>
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| 146 | #endif
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| 147 |
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| 148 | #ifndef FALSE
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| 149 | # define FALSE 0
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| 150 | #endif
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| 151 |
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| 152 | #ifndef TRUE
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| 153 | # define TRUE 1
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| 154 | #endif
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| 155 |
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[439] | 156 | /*
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| 157 | ** mruby tuning profiles
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| 158 | **/
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| 159 |
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| 160 | /* A profile for micro controllers */
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| 161 | #if defined(MRB_CONSTRAINED_BASELINE_PROFILE)
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| 162 | # ifndef KHASH_DEFAULT_SIZE
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| 163 | # define KHASH_DEFAULT_SIZE 16
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| 164 | # endif
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| 165 |
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| 166 | # ifndef MRB_STR_BUF_MIN_SIZE
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| 167 | # define MRB_STR_BUF_MIN_SIZE 32
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| 168 | # endif
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| 169 |
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| 170 | # ifndef MRB_HEAP_PAGE_SIZE
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| 171 | # define MRB_HEAP_PAGE_SIZE 256
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| 172 | # endif
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| 173 |
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| 174 | /* A profile for default mruby */
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| 175 | #elif defined(MRB_BASELINE_PROFILE)
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| 176 |
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| 177 | /* A profile for desktop computers or workstations; rich memory! */
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| 178 | #elif defined(MRB_MAIN_PROFILE)
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| 179 | # ifndef MRB_METHOD_CACHE
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| 180 | # define MRB_METHOD_CACHE
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| 181 | # endif
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| 182 |
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| 183 | # ifndef MRB_METHOD_CACHE_SIZE
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| 184 | # define MRB_METHOD_CACHE_SIZE (1<<10)
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| 185 | # endif
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| 186 |
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| 187 | # ifndef MRB_IV_SEGMENT_SIZE
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| 188 | # define MRB_IV_SEGMENT_SIZE 32
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| 189 | # endif
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| 190 |
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| 191 | # ifndef MRB_HEAP_PAGE_SIZE
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| 192 | # define MRB_HEAP_PAGE_SIZE 4096
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| 193 | # endif
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| 194 |
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| 195 | /* A profile for server; mruby vm is long life */
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| 196 | #elif defined(MRB_HIGH_PROFILE)
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| 197 | # ifndef MRB_METHOD_CACHE
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| 198 | # define MRB_METHOD_CACHE
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| 199 | # endif
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| 200 |
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| 201 | # ifndef MRB_METHOD_CACHE_SIZE
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| 202 | # define MRB_METHOD_CACHE_SIZE (1<<12)
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| 203 | # endif
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| 204 |
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| 205 | # ifndef MRB_IV_SEGMENT_SIZE
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| 206 | # define MRB_IV_SEGMENT_SIZE 64
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| 207 | # endif
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| 208 |
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| 209 | # ifndef MRB_HEAP_PAGE_SIZE
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| 210 | # define MRB_HEAP_PAGE_SIZE 4096
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| 211 | # endif
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| 212 | #endif
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| 213 |
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[270] | 214 | #endif /* MRUBYCONF_H */
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