mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
Masaki Muranaka
122 lines
2.7 KiB
C
122 lines
2.7 KiB
C
/*
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** mrbconf.h - mruby core configuration
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**
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** See Copyright Notice in mruby.h
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*/
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#ifndef MRUBYCONF_H
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#define MRUBYCONF_H
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#include <stdint.h>
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/* configuration options: */
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/* add -DMRB_USE_FLOAT to use float instead of double for floating point numbers */
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//#define MRB_USE_FLOAT
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/* add -DMRB_INT64 to use 64bit integer for mrb_int */
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//#define MRB_INT64
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/* represent mrb_value in boxed double; conflict with MRB_USE_FLOAT */
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//#define MRB_NAN_BOXING
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/* define on big endian machines; used by MRB_NAN_BOXING */
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//#define MRB_ENDIAN_BIG
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/* argv max size in mrb_funcall */
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//#define MRB_FUNCALL_ARGC_MAX 16
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/* number of object per heap page */
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//#define MRB_HEAP_PAGE_SIZE 1024
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/* use segmented list for IV table */
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//#define MRB_USE_IV_SEGLIST
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/* initial size for IV khash; ignored when MRB_USE_IV_SEGLIST is set */
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//#define MRB_IVHASH_INIT_SIZE 8
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/* initial size for IREP array */
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//#define MRB_IREP_ARRAY_INIT_SIZE (256u)
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/* default size of khash table bucket */
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//#define KHASH_DEFAULT_SIZE 32
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/* allocated memory address alignment */
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//#define POOL_ALIGNMENT 4
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/* page size of memory pool */
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//#define POOL_PAGE_SIZE 16000
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/* initial minimum size for string buffer */
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//#define MRB_STR_BUF_MIN_SIZE 128
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/* -DDISABLE_XXXX to drop following features */
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//#define DISABLE_STDIO /* use of stdio */
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/* -DENABLE_XXXX to enable following features */
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//#define ENABLE_DEBUG /* hooks for debugger */
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/* end of configuration */
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#ifdef MRB_USE_FLOAT
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typedef float mrb_float;
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# define mrb_float_to_str(buf, i) sprintf(buf, "%.7e", i)
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# define str_to_mrb_float(buf) strtof(buf, NULL)
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#else
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typedef double mrb_float;
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# define mrb_float_to_str(buf, i) sprintf(buf, "%.16e", i)
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# define str_to_mrb_float(buf) strtod(buf, NULL)
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#endif
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#ifdef MRB_INT64
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# ifdef MRB_NAN_BOXING
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# error Cannot use NaN boxing when mrb_int is 64bit
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# else
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typedef int64_t mrb_int;
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# define MRB_INT_MIN INT64_MIN
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# define MRB_INT_MAX INT64_MAX
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# define str_to_mrb_int(buf) strtoll(buf, NULL, 10)
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# endif
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#else
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typedef int32_t mrb_int;
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# define MRB_INT_MIN INT32_MIN
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# define MRB_INT_MAX INT32_MAX
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# define str_to_mrb_int(buf) strtol(buf, NULL, 10)
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#endif
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typedef short mrb_sym;
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/* define ENABLE_XXXX from DISABLE_XXX */
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#ifndef DISABLE_STDIO
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#define ENABLE_STDIO
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#endif
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#ifndef ENABLE_DEBUG
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#define DISABLE_DEBUG
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#endif
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#ifndef FALSE
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# define FALSE 0
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#endif
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#ifndef TRUE
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# define TRUE 1
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#endif
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#ifdef _MSC_VER
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# include <float.h>
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# define inline __inline
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# define snprintf _snprintf
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# define isnan _isnan
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# define isinf(n) (!_finite(n) && !_isnan(n))
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# define strtoll _strtoi64
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# define PRId32 "I32d"
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# define PRId64 "I64d"
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#else
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# include <inttypes.h>
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#endif
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#ifdef ENABLE_STDIO
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# include <stdio.h>
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#endif
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#endif /* MRUBYCONF_H */
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