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From: kokamoto@hera.eonet.ne.jp
To: 9front@9front.org
Subject: Re: [9front] adding javascript enable to netsurf
Date: Tue, 7 Apr 2020 13:25:08 +0900	[thread overview]
Message-ID: <13D38EC8CE42CB8F5C6020DAE89953B2@hera.eonet.ne.jp> (raw)
In-Reply-To: EE3D9B1A9E3045667549FB4411EB89A5@hera.eonet.ne.jp

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> Those sizes are as follows:
> --rwxrwxr-x M 26 sys sys 51058990 Apr  5 13:15 /386/bin/nsfbjs
> --rwxrwxr-x M 26 sys sys 56575079 Apr  5 13:17 /amd64/bin/nsfbjs
> --rwxrwxr-x M 26 sys sys 50496480 Apr  5 13:12 /arm/bin/nsfbjs

ls -l /arm64/bin/nsfbjs
--rwxrwxr-x M 26 sys sys 57713472 Apr  7 12:13 /arm64/bin/nsfbjs

However, 1GB rpi3B can not deal with this successfully.☺

Included is a polished version ( for using -D_$objtype in mkfile_duktape).

Kenji

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/*
 *  duk_config.h configuration header generated by genconfig.py.
 *
 *  Git commit: external
 *  Git describe: external
 *  Git branch: external
 *
 *  Supported platforms:
 *	- Plan9
 *      - Generic UNIX
 *      - Generic fallback
 *
 *  Supported architectures:
 *      - x86
 *      - x64
  *      - ARM 32-bit
 *      - ARM 64-bit
 
 *  Supported compilers:
 *      - Generic
 *
 */

#if !defined(DUK_CONFIG_H_INCLUDED)
#define DUK_CONFIG_H_INCLUDED

/*
 *  Intermediate helper defines
 */

/* DLL build detection */
/* not configured for DLL build */
#undef DUK_F_DLL_BUILD

/* Plan9 */
#if defined(__plan9ape__)
	#define DUK_F_PLAN9
#endif

/* Intel x86 (32-bit), x64 (64-bit) or x32 (64-bit but 32-bit pointers),
 * define only one of DUK_F_X86, DUK_F_X64, DUK_F_X32.
 * https://sites.google.com/site/x32abi/
 *
 * With DUK_F_OLD_SOLARIS the <sys/isa_defs.h> header must be included
 * before this.
 */
#if defined(_amd64)
	#define DUK_F_X64
#elif defined(_386)
	#define DUK_F_X86
#endif

/* ARM */
#if defined(_arm) || defined(_arm64)
	#define DUK_F_ARM
	#if defined (_arm64)
		#define DUK_F_ARM64
	#else
		#define DUK_F_ARM32
	#endif
#endif

/*************************************
 *  Platform autodetection
 *************************************/
#if defined(DUK_F_PLAN9)
	#define DUK_USE_DATE_NOW_GETTIMEOFDAY
	#define DUK_USE_DATE_TZO_GMTIME_R
	#define DUK_USE_DATE_PRS_STRPTIME
	#define DUK_USE_DATE_FMT_STRFTIME
	#define _REENTRANT_SOURCE
	#define DUK_DOUBLE_INFINITY Inf(1)
	#define DUK_DOUBLE_NAN       (NaN())
	#define DUK_SIZE_MAX SSIZE_MAX
	#define DUK_SINGLE_FILE
	#if defined(_386) || defined(_arm)
		#define DUK_F_32BIT_PTRS
		#if defined(_386)
			#define DUK_USE_INTEGER_LE
			#define DUK_USE_DOUBLE_LE
			#define DUK_USE_ARCH_STRING "x86"
		#else
			#define DUK_USE_INTEGER_LE  	/* integer endianness is little on purpose */
			#define DUK_USE_DOUBLE_ME
			#define DUK_USE_ARCH_STRING "arm32"
		#endif
	#elif defined(_amd64) || defined(_arm64)
		#define DUK_F_64BIT_PTRS
		#if defined(_amd64)
			#define DUK_USE_INTEGER_LE
			#define DUK_USE_DOUBLE_LE
			#define DUK_USE_ARCH_STRING "x64"
		#else
			#define DUK_USE_INTEGER_LE  	/* integer endianness is little on purpose */
			#define DUK_USE_DOUBLE_ME
			#define DUK_USE_ARCH_STRING "arm64"
		#endif
	#endif
	typedef int duk_int_t;
	#include <sys/types.h>
	#include <stdint.h>
	#include <sys/param.h>
	#include <time.h>
	#include <sys/time.h>
	#define DUK_USE_OS_STRING "plan9"
	typedef intptr_t duk_intptr_t;
	typedef unsigned short	duk_small_uint_fast_t;
	typedef unsigned int	duk_uint_fast_t;
	typedef int duk_int_fast_t;
#endif  /* autodetect platform */

/********************************************************
 *  End of Platform autodetection ******
 ********************************************************/

/*******************************************************************************
**************************** for all platforms ***********************************
********************************************************************************/
/* Shared includes: C89 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>  /* varargs */
#include <setjmp.h>
#include <stddef.h>  /* e.g. ptrdiff_t */
#include <math.h>
#include <limits.h>

/* Shared includes: stdint.h is C99 */
#include <stdint.h>

/* <exception> is only included if needed, based on DUK_USE_xxx flags. */

/***************************************************************************
 ********************End of  Architecture autodetection *********************
 ****************************************************************************/

/***************************************************************************
 *********************  Compiler autodetection *****************************
 ***************************************************************************/
										/* --- Generic --- */
#undef DUK_USE_BRANCH_HINTS
#if defined(DUK_F_CPP)
	#define DUK_USE_COMPILER_STRING "generic-c++"
#else
	#define DUK_USE_COMPILER_STRING "generic"
#endif
#undef DUK_USE_VARIADIC_MACROS
	/* C++ doesn't have standard designated union initializers ({ .foo = 1 }). */
#undef DUK_USE_UNION_INITIALIZERS
	/* Most portable, wastes space */
#define DUK_USE_FLEX_ONESIZE
	/* Most portable, potentially wastes space */
#define DUK_USE_PACK_DUMMY_MEMBER

/***************************************************************************
 *********************End of   Compiler autodetection **********************
 ***************************************************************************/

/*
 *  Wrapper typedefs and constants for integer types, also sanity check types.
 *
 *  C99 typedefs are quite good but not always available, and we want to avoid
 *  forcibly redefining the C99 typedefs.  So, there are Duktape wrappers for
 *  all C99 typedefs and Duktape code should only use these typedefs.  Type
 *  detection when C99 is not supported is best effort and may end up detecting
 *  some types incorrectly.
 *
 *  Pointer sizes are a portability problem: pointers to different types may
 *  have a different size and function pointers are very difficult to manage
 *  portably.
 *
 *  http://en.wikipedia.org/wiki/C_data_types#Fixed-width_integer_types
 *
 *  Note: there's an interesting corner case when trying to define minimum
 *  signed integer value constants which leads to the current workaround of
 *  defining e.g. -0x80000000 as (-0x7fffffffL - 1L).  See doc/code-issues.txt
 *  for a longer discussion.
 *
 *  Note: avoid typecasts and computations in macro integer constants as they
 *  can then no longer be used in macro relational expressions (such as
 *  #if DUK_SIZE_MAX < 0xffffffffUL).  There is internal code which relies on
 *  being able to compare DUK_SIZE_MAX against a limit.
 */

/* XXX: add feature options to force basic types from outside? */

#if !defined(INT_MAX)		/* defined in limits.h */
	#error INT_MAX not defined
#endif

/* Check that architecture is two's complement, standard C allows e.g.
 * INT_MIN to be -2**31+1 (instead of -2**31).
 */
#if defined(INT_MAX) && defined(INT_MIN)		/* Plan9 OK */
	#if INT_MAX != -(INT_MIN + 1)
		#error platform does not seem complement of two
	#endif
#else
	#error cannot check complement of two
#endif

/* Pointer size determination based on __WORDSIZE or architecture when
 * that's not available.
 */
#if defined(DUK_F_X86) || defined(DUK_F_ARM32)
	#define DUK_F_32BIT_PTRS		/* plan9ape OK */
#elif defined(DUK_F_X64) || defined(DUK_F_ARM64)
	#define DUK_F_64BIT_PTRS
#else
	/* not sure, not needed with C99 anyway */
#endif

/* Basic integer typedefs and limits, preferably from inttypes.h, otherwise
 * through automatic detection.
 */

/****************************************************************************************
********************* Start of C99 types ***plan9ape is here******************************
*****************************************************************************************/
/* When C99 types are not available, we use heuristic detection to get
 * the basic 8, 16, 32, and (possibly) 64 bit types.  The fast/least
 * types are then assumed to be exactly the same for now: these could
 * be improved per platform but C99 types are very often now available.
 * 64-bit types are not available on all platforms; this is OK at least
 * on 32-bit platforms.
 *
 * This detection code is necessarily a bit hacky and can provide typedefs
 * and defines that won't work correctly on some exotic platform.
 */
#if (defined(CHAR_BIT) && (CHAR_BIT == 8)) || \
   	 (defined(UCHAR_MAX) && (UCHAR_MAX == 255))
		typedef unsigned char duk_uint8_t;
		typedef signed char duk_int8_t;
#else
	#error cannot detect 8-bit type
#endif
#if defined(USHRT_MAX) && (USHRT_MAX == 65535UL)		/* plan9 is this K.Okamoto */
	typedef unsigned short duk_uint16_t;
	typedef signed short duk_int16_t;
#endif
#if defined(UINT_MAX) && (UINT_MAX == 4294967295UL)		/* plan9 is this K.Okamoto */
	typedef unsigned int duk_uint32_t;
	typedef signed int duk_int32_t;
#elif defined(ULONG_MAX) && (ULONG_MAX == 4294967295UL)
	/* On some platforms int is 16-bit but long is 32-bit (e.g. PureC) */
	typedef unsigned long duk_uint32_t;
	typedef signed long duk_int32_t;
#else
	#error cannot detect 32-bit type
#endif

/* 64-bit type detection is a bit tricky.
 *
 * ULLONG_MAX is a standard define.  __LONG_LONG_MAX__ and __ULONG_LONG_MAX__
 * are used by at least GCC (even if system headers don't provide ULLONG_MAX).
 * Some GCC variants may provide __LONG_LONG_MAX__ but not __ULONG_LONG_MAX__.
 *
 * ULL / LL constants are rejected / warned about by some compilers, even if
 * the compiler has a 64-bit type and the compiler/system headers provide an
 * unsupported constant (ULL/LL)!  Try to avoid using ULL / LL constants.
 * As a side effect we can only check that e.g. ULONG_MAX is larger than 32
 * bits but can't be sure it is exactly 64 bits.  Self tests will catch such
 * cases.
 */
#undef DUK_F_HAVE_64BIT
#if !defined(DUK_F_32BIT_PTR)
	#if !defined(DUK_F_HAVE_64BIT) && defined(ULLONG_MAX)		/*  ULLONG_MAX in limits.h K.Okamoto */
		#define DUK_F_HAVE_64BIT
		typedef unsigned long long duk_uint64_t;
		typedef long long duk_int64_t;
	#endif
#endif

typedef duk_uint8_t duk_uint_least8_t;
typedef duk_int8_t duk_int_least8_t;
typedef duk_uint16_t duk_uint_least16_t;
typedef duk_int16_t duk_int_least16_t;
typedef duk_uint32_t duk_uint_least32_t;
typedef duk_int32_t duk_int_least32_t;
typedef duk_uint8_t duk_uint_fast8_t;
typedef duk_int8_t duk_int_fast8_t;
typedef duk_uint16_t duk_uint_fast16_t;
typedef duk_int16_t duk_int_fast16_t;
typedef duk_uint32_t duk_uint_fast32_t;
typedef duk_int32_t duk_int_fast32_t;
#if defined(DUK_F_HAVE_64BIT)
	typedef duk_uint64_t duk_uint_least64_t;
	typedef duk_int64_t duk_int_least64_t;
	typedef duk_uint64_t duk_uint_fast64_t;
	typedef duk_int64_t duk_int_fast64_t;
#endif
#if defined(DUK_F_HAVE_64BIT)
	typedef duk_uint64_t duk_uintmax_t;
	typedef duk_int64_t duk_intmax_t;
#else
	typedef duk_uint32_t duk_uintmax_t;
	typedef duk_int32_t duk_intmax_t;
#endif

/* Note: the funny looking computations for signed minimum 16-bit, 32-bit, and
  * 64-bit values are intentional as the obvious forms (e.g. -0x80000000L) are
  * -not- portable.  See code-issues.txt for a detailed discussion.
  */
#define DUK_UINT8_MIN         0UL
#define DUK_UINT8_MAX         0xffUL
#define DUK_INT8_MIN          (-0x80L)
#define DUK_INT8_MAX          0x7fL
#define DUK_UINT_LEAST8_MIN   0UL
#define DUK_UINT_LEAST8_MAX   0xffUL
#define DUK_INT_LEAST8_MIN    (-0x80L)
#define DUK_INT_LEAST8_MAX    0x7fL
#define DUK_UINT_FAST8_MIN    0UL
#define DUK_UINT_FAST8_MAX    0xffUL
#define DUK_INT_FAST8_MIN     (-0x80L)
#define DUK_INT_FAST8_MAX     0x7fL
#define DUK_UINT16_MIN        0UL
#define DUK_UINT16_MAX        0xffffUL
#define DUK_INT16_MIN         (-0x7fffL - 1L)
#define DUK_INT16_MAX         0x7fffL
#define DUK_UINT_LEAST16_MIN  0UL
#define DUK_UINT_LEAST16_MAX  0xffffUL
#define DUK_INT_LEAST16_MIN   (-0x7fffL - 1L)
#define DUK_INT_LEAST16_MAX   0x7fffL
#define DUK_UINT_FAST16_MIN   0UL
#define DUK_UINT_FAST16_MAX   0xffffUL
#define DUK_INT_FAST16_MIN    (-0x7fffL - 1L)
#define DUK_INT_FAST16_MAX    0x7fffL
#define DUK_UINT32_MIN        0UL
#define DUK_UINT32_MAX        0xffffffffUL
#define DUK_INT32_MIN         (-0x7fffffffL - 1L)
#define DUK_INT32_MAX         0x7fffffffL
#define DUK_UINT_LEAST32_MIN  0UL
#define DUK_UINT_LEAST32_MAX  0xffffffffUL
#define DUK_INT_LEAST32_MIN   (-0x7fffffffL - 1L)
#define DUK_INT_LEAST32_MAX   0x7fffffffL
#define DUK_UINT_FAST32_MIN   0UL
#define DUK_UINT_FAST32_MAX   0xffffffffUL
#define DUK_INT_FAST32_MIN    (-0x7fffffffL - 1L)
#define DUK_INT_FAST32_MAX    0x7fffffffL

/* 64-bit constants.  Since LL / ULL constants are not always available,
 * use computed values.  These values can't be used in preprocessor
 * comparisons; flag them as such.
 */
#if defined(DUK_F_HAVE_64BIT)
	#define DUK_UINT64_MIN        ((duk_uint64_t) 0)
	#define DUK_UINT64_MAX        ((duk_uint64_t) -1)
	#define DUK_INT64_MIN         ((duk_int64_t) (~(DUK_UINT64_MAX >> 1)))
	#define DUK_INT64_MAX         ((duk_int64_t) (DUK_UINT64_MAX >> 1))
	#define DUK_UINT_LEAST64_MIN  DUK_UINT64_MIN
	#define DUK_UINT_LEAST64_MAX  DUK_UINT64_MAX
	#define DUK_INT_LEAST64_MIN   DUK_INT64_MIN
	#define DUK_INT_LEAST64_MAX   DUK_INT64_MAX
	#define DUK_UINT_FAST64_MIN   DUK_UINT64_MIN
	#define DUK_UINT_FAST64_MAX   DUK_UINT64_MAX
	#define DUK_INT_FAST64_MIN    DUK_INT64_MIN
	#define DUK_INT_FAST64_MAX    DUK_INT64_MAX
	#define DUK_UINT64_MIN_COMPUTED
	#define DUK_UINT64_MAX_COMPUTED
	#define DUK_INT64_MIN_COMPUTED
	#define DUK_INT64_MAX_COMPUTED
	#define DUK_UINT_LEAST64_MIN_COMPUTED
	#define DUK_UINT_LEAST64_MAX_COMPUTED
	#define DUK_INT_LEAST64_MIN_COMPUTED
	#define DUK_INT_LEAST64_MAX_COMPUTED
	#define DUK_UINT_FAST64_MIN_COMPUTED
	#define DUK_UINT_FAST64_MAX_COMPUTED
	#define DUK_INT_FAST64_MIN_COMPUTED
	#define DUK_INT_FAST64_MAX_COMPUTED
#endif

#if defined(DUK_F_HAVE_64BIT)
	#define DUK_UINTMAX_MIN       DUK_UINT64_MIN
	#define DUK_UINTMAX_MAX       DUK_UINT64_MAX
	#define DUK_INTMAX_MIN        DUK_INT64_MIN
	#define DUK_INTMAX_MAX        DUK_INT64_MAX
	#define DUK_UINTMAX_MIN_COMPUTED
	#define DUK_UINTMAX_MAX_COMPUTED
	#define DUK_INTMAX_MIN_COMPUTED
	#define DUK_INTMAX_MAX_COMPUTED
#else
	#define DUK_UINTMAX_MIN       0UL
	#define DUK_UINTMAX_MAX       0xffffffffUL
	#define DUK_INTMAX_MIN        (-0x7fffffffL - 1L)
	#define DUK_INTMAX_MAX        0x7fffffffL
#endif

/* This detection is not very reliable. */
#if defined(DUK_F_32BIT_PTRS)
	typedef duk_int32_t duk_intptr_t;
	typedef duk_uint32_t duk_uintptr_t;
	#define DUK_UINTPTR_MIN       DUK_UINT32_MIN
	#define DUK_UINTPTR_MAX       DUK_UINT32_MAX
	#define DUK_INTPTR_MIN        DUK_INT32_MIN
	#define DUK_INTPTR_MAX        DUK_INT32_MAX
#elif defined(DUK_F_64BIT_PTRS) && defined(DUK_F_HAVE_64BIT)
	typedef duk_int64_t duk_intptr_t;
	typedef duk_uint64_t duk_uintptr_t;
	#define DUK_UINTPTR_MIN       DUK_UINT64_MIN
	#define DUK_UINTPTR_MAX       DUK_UINT64_MAX
	#define DUK_INTPTR_MIN        DUK_INT64_MIN
	#define DUK_INTPTR_MAX        DUK_INT64_MAX
	#define DUK_UINTPTR_MIN_COMPUTED
	#define DUK_UINTPTR_MAX_COMPUTED
	#define DUK_INTPTR_MIN_COMPUTED
	#define DUK_INTPTR_MAX_COMPUTED
#else
	#error cannot determine intptr type
#endif

/* SIZE_MAX may be missing so use an approximate value for it. */
#undef DUK_SIZE_MAX_COMPUTED
#if !defined(SIZE_MAX) && !defined(SSIZE_MAX)	/* added by K.Okamoto */
	#define DUK_SIZE_MAX_COMPUTED
	#define SIZE_MAX              ((size_t) (-1))
#endif
#define DUK_SIZE_MIN          0

/****************************************************************************************
********************* End of C99 types ***plan9ape is there******************************
*****************************************************************************************/

/* A few types are assumed to always exist. */
typedef size_t duk_size_t;
typedef ptrdiff_t duk_ptrdiff_t;

/* The best type for an "all around int" in Duktape internals is "at least
 * 32 bit signed integer" which is most convenient.  Same for unsigned type.
 * Prefer 'int' when large enough, as it is almost always a convenient type.
 */
#if defined(UINT_MAX) && (UINT_MAX >= 0xffffffffUL)	/*plan9ape is here */
	typedef int duk_int_t;
	typedef unsigned int duk_uint_t;
	#define DUK_INT_MIN           INT_MIN
	#define DUK_INT_MAX           INT_MAX
	#define DUK_UINT_MIN          0
	#define DUK_UINT_MAX          UINT_MAX
#else
	typedef duk_int_fast32_t duk_int_t;
	typedef duk_uint_fast32_t duk_uint_t;
	#define DUK_INT_MIN           DUK_INT_FAST32_MIN
	#define DUK_INT_MAX           DUK_INT_FAST32_MAX
	#define DUK_UINT_MIN          DUK_UINT_FAST32_MIN
	#define DUK_UINT_MAX          DUK_UINT_FAST32_MAX
#endif


/* Small integers (16 bits or more) can fall back to the 'int' type, but
 * have a typedef so they are marked "small" explicitly.
 */
typedef int duk_small_int_t;
typedef unsigned int duk_small_uint_t;
#define DUK_SMALL_INT_MIN     INT_MIN
#define DUK_SMALL_INT_MAX     INT_MAX
#define DUK_SMALL_UINT_MIN    0
#define DUK_SMALL_UINT_MAX    UINT_MAX

/* Boolean values are represented with the platform 'unsigned int'. */
typedef duk_small_uint_t duk_bool_t;
#define DUK_BOOL_MIN              DUK_SMALL_UINT_MIN
#define DUK_BOOL_MAX              DUK_SMALL_UINT_MAX

/* Index values must have at least 32-bit signed range. */
typedef duk_int_t duk_idx_t;
#define DUK_IDX_MIN               DUK_INT_MIN
#define DUK_IDX_MAX               DUK_INT_MAX

/* Unsigned index variant. */
typedef duk_uint_t duk_uidx_t;
#define DUK_UIDX_MIN              DUK_UINT_MIN
#define DUK_UIDX_MAX              DUK_UINT_MAX

/* Array index values, could be exact 32 bits.
 * Currently no need for signed duk_arridx_t.
 */
typedef duk_uint_t duk_uarridx_t;
#define DUK_UARRIDX_MIN           DUK_UINT_MIN
#define DUK_UARRIDX_MAX           DUK_UINT_MAX

/* Duktape/C function return value, platform int is enough for now to
 * represent 0, 1, or negative error code.  Must be compatible with
 * assigning truth values (e.g. duk_ret_t rc = (foo == bar);).
 */
typedef duk_small_int_t duk_ret_t;
#define DUK_RET_MIN               DUK_SMALL_INT_MIN
#define DUK_RET_MAX               DUK_SMALL_INT_MAX

/* Error codes are represented with platform int.  High bits are used
 * for flags and such, so 32 bits are needed.
 */
typedef duk_int_t duk_errcode_t;
#define DUK_ERRCODE_MIN           DUK_INT_MIN
#define DUK_ERRCODE_MAX           DUK_INT_MAX

/* Codepoint type.  Must be 32 bits or more because it is used also for
 * internal codepoints.  The type is signed because negative codepoints
 * are used as internal markers (e.g. to mark EOF or missing argument).
 * (X)UTF-8/CESU-8 encode/decode take and return an unsigned variant to
 * ensure duk_uint32_t casts back and forth nicely.  Almost everything
 * else uses the signed one.
 */
typedef duk_int_t duk_codepoint_t;
typedef duk_uint_t duk_ucodepoint_t;
#define DUK_CODEPOINT_MIN         DUK_INT_MIN
#define DUK_CODEPOINT_MAX         DUK_INT_MAX
#define DUK_UCODEPOINT_MIN        DUK_UINT_MIN
#define DUK_UCODEPOINT_MAX        DUK_UINT_MAX

/* IEEE float/double typedef. */
typedef float duk_float_t;
typedef double duk_double_t;

/* We're generally assuming that we're working on a platform with a 32-bit
 * address space.  If DUK_SIZE_MAX is a typecast value (which is necessary
 * if SIZE_MAX is missing), the check must be avoided because the
 * preprocessor can't do a comparison.
 */
#if !defined(DUK_SIZE_MAX)
	#error DUK_SIZE_MAX is undefined, probably missing SIZE_MAX
#elif !defined(DUK_SIZE_MAX_COMPUTED)
	#if DUK_SIZE_MAX < 0xffffffffUL
		/* On some systems SIZE_MAX can be smaller than max unsigned 32-bit value
		 * which seems incorrect if size_t is (at least) an unsigned 32-bit type.
		 * However, it doesn't seem useful to error out compilation if this is the
		 * case.
		 */
	#endif
#endif

/* Type used in public API declarations and user code.  Typedef maps to
 * 'struct duk_hthread' like the 'duk_hthread' typedef which is used
 * exclusively in internals.
 */
typedef struct duk_hthread duk_context;

/* Check whether we should use 64-bit integers or not.
 *
 * Quite incomplete now.  Use 64-bit types if detected (C99 or other detection)
 * unless they are known to be unreliable.  For instance, 64-bit types are
 * available on VBCC but seem to misbehave.
 */
#define DUK_USE_64BIT_OPS

/*
 *  Fill-ins for platform, architecture, and compiler
 */

/* An abort()-like primitive is needed by the default fatal error handler. */
#if !defined(DUK_ABORT)
	#define DUK_ABORT             abort
#endif

#if !defined(DUK_SETJMP)
	#define DUK_JMPBUF_TYPE       jmp_buf
	#define DUK_SETJMP(jb)        setjmp((jb))
	#define DUK_LONGJMP(jb)       longjmp((jb), 1)
#endif

/* Special naming to avoid conflict with e.g. DUK_FREE() in duk_heap.h
 * (which is unfortunately named).  May sometimes need replacement, e.g.
 * some compilers don't handle zero length or NULL correctly in realloc().
 */
#define DUK_ANSI_MALLOC      malloc
#define DUK_ANSI_REALLOC     realloc
#define DUK_ANSI_CALLOC      calloc
#define DUK_ANSI_FREE        free

/* ANSI C (various versions) and some implementations require that the
 * pointer arguments to memset(), memcpy(), and memmove() be valid values
 * even when byte size is 0 (even a NULL pointer is considered invalid in
 * this context).  Zero-size operations as such are allowed, as long as their
 * pointer arguments point to a valid memory area.  The DUK_MEMSET(),
 * DUK_MEMCPY(), and DUK_MEMMOVE() macros require this same behavior, i.e.:
 * (1) pointers must be valid and non-NULL, (2) zero size must otherwise be
 * allowed.  If these are not fulfilled, a macro wrapper is needed.
 *
 *   http://stackoverflow.com/questions/5243012/is-it-guaranteed-to-be-safe-to-perform-memcpy0-0-0
 *   http://lists.cs.uiuc.edu/pipermail/llvmdev/2007-October/011065.html
 *
 * Not sure what's the required behavior when a pointer points just past the
 * end of a buffer, which often happens in practice (e.g. zero size memmoves).
 * For example, if allocation size is 3, the following pointer would not
 * technically point to a valid memory byte:
 *
 *   <-- alloc -->
 *   | 0 | 1 | 2 | .....
 *                 ^-- p=3, points after last valid byte (2)
 */
#define DUK_MEMCPY       memcpy
#define DUK_MEMMOVE      memmove
#define DUK_MEMCMP       memcmp
#define DUK_MEMSET       memset
#define DUK_STRLEN       strlen
#define DUK_STRCMP       strcmp
#define DUK_STRNCMP      strncmp
#define DUK_SPRINTF      sprintf
#define DUK_SNPRINTF     snprintf
#define DUK_VSPRINTF     vsprintf
#define DUK_VSNPRINTF    vsnprintf
#define DUK_SSCANF       sscanf
#if !defined(DUK_MEMZERO)
	#define DUK_MEMZERO(p,n) DUK_MEMSET((p), 0, (n))
#endif

/* Many platforms are missing fpclassify() and friends, so use replacements
 * if necessary.  The replacement constants (FP_NAN etc) can be anything but
 * match Linux constants now.
 */

/* Complex condition broken into separate parts. */
#define DUK_USE_REPL_FPCLASSIFY
#define DUK_USE_REPL_SIGNBIT
#define DUK_USE_REPL_ISFINITE
#define DUK_USE_REPL_ISNAN
#define DUK_USE_REPL_ISINF
#define DUK_FPCLASSIFY       duk_repl_fpclassify
#define DUK_SIGNBIT          duk_repl_signbit
#define DUK_ISFINITE         duk_repl_isfinite
#define DUK_ISNAN            duk_repl_isnan
#define DUK_ISINF            duk_repl_isinf
#define DUK_FP_NAN           0
#define DUK_FP_INFINITE      1
#define DUK_FP_ZERO          2
#define DUK_FP_SUBNORMAL     3
#define DUK_FP_NORMAL        4

/* These functions don't currently need replacement but are wrapped for
 * completeness.  Because these are used as function pointers, they need
 * to be defined as concrete C functions (not macros).
 */
#define DUK_FABS             fabs		/* in math.h for plan9  */
#define DUK_FLOOR            floor	/* in math.h for plan9  */
#define DUK_CEIL             ceil		/* in math.h for plan9  */
#define DUK_FMOD             fmod	/* in math.h for plan9  */
#define DUK_POW              pow		/* in math.h for plan9  */
#define DUK_ACOS             acos	/* in math.h for plan9  */
#define DUK_ASIN             asin		/* in math.h for plan9  */
#define DUK_ATAN             atan	/* in math.h for plan9  */
#define DUK_ATAN2            atan2	/* in math.h for plan9  */
#define DUK_SIN              sin		/* in math.h for plan9  */
#define DUK_COS              cos		/* in math.h for plan9  */
#define DUK_TAN              tan		/* in math.h for plan9  */
#define DUK_EXP              exp		/* in math.h for plan9  */
#define DUK_LOG              log		/* in math.h for plan9  */
#define DUK_SQRT             sqrt		/* in math.h for plan9  */

#define DUK_LOG10            log10

/* Rely as little as possible on compiler behavior for NaN comparison,
 * signed zero handling, etc.  Currently never activated but may be needed
 * for broken compilers.
 */
#undef DUK_USE_PARANOID_MATH

#define DUK_USE_PARANOID_DATE_COMPUTATION

/* More or less standard endianness predefines provided by header files.
 * The ARM hybrid case is detected by assuming that __FLOAT_WORD_ORDER
 * will be big endian, see: http://lists.mysql.com/internals/443.
 * On some platforms some defines may be present with an empty value which
 * causes comparisons to fail: https://github.com/svaarala/duktape/issues/453.
 */

/*
 *  Alignment requirement and support for unaligned accesses
 *
 *  Assume unaligned accesses are not supported unless specifically allowed
 *  in the target platform.  Some platforms may support unaligned accesses
 *  but alignment to 4 or 8 may still be desirable.  Note that unaligned
 *  accesses (and even pointers) relative to natural alignment (regardless
 *  of target alignment) are technically undefined behavior and thus
 *  compiler/architecture specific.
 */

/* If not forced, use safe default for alignment. */
#if !defined(DUK_USE_ALIGN_BY)
	#define DUK_USE_ALIGN_BY 8
#endif

/* Compiler specific hackery needed to force struct size to match aligment,
 * see e.g. duk_hbuffer.h.
 *
 * http://stackoverflow.com/questions/11130109/c-struct-size-alignment
 * http://stackoverflow.com/questions/10951039/specifying-64-bit-alignment
 */

#define DUK_VA_COPY(dest,src) va_copy(dest,src)

#if !defined(DUK_MACRO_STRINGIFY)
	/* Macro hackery to convert e.g. __LINE__ to a string without formatting,
	 * see: http://stackoverflow.com/questions/240353/convert-a-preprocessor-token-to-a-string
	 */
	#define DUK_MACRO_STRINGIFY_HELPER(x)  #x
	#define DUK_MACRO_STRINGIFY(x)  DUK_MACRO_STRINGIFY_HELPER(x)
#endif

#if !defined(DUK_CAUSE_SEGFAULT)
	/* This can be used for testing; valgrind will then indicate the C call stack
	 * leading to the call site.
	 */
	#define DUK_CAUSE_SEGFAULT()  do { *((volatile duk_uint32_t *) NULL) = (duk_uint32_t) 0xdeadbeefUL; } while (0)
#endif

#if !defined(DUK_UNREF)
	/* Macro for suppressing warnings for potentially unreferenced variables.
	 * The variables can be actually unreferenced or unreferenced in some
	 * specific cases only; for instance, if a variable is only debug printed,
	 * it is unreferenced when debug printing is disabled.  May cause warnings
	 * for volatile arguments.
 	 */
	#define DUK_UNREF(x)  do { (void) (x); } while (0)
#endif

/* Fillin for DUK_NORETURN; DUK_WO_NORETURN() is used to insert dummy
 * dummy statements after noreturn calls to silence harmless compiler
 * warnings, e.g.:
 *
 *   DUK_ERROR_TYPE(thr, "aiee");
 *   DUK_WO_NORETURN(return 0;);
 *
 * Statements inside DUK_WO_NORETURN() must NEVER be actually reachable,
 * and they're only included to satisfy the compiler.
 */
#define DUK_NORETURN(decl) decl
//#define DUK_WO_NORETURN(smtp) smtp

/* Convert any input pointer into a "void *", losing a const qualifier.
 * This is not fully portable because casting through duk_uintptr_t may
 * not work on all architectures (e.g. those with long, segmented pointers).
 */
#define DUK_LOSE_CONST(src) ((void *) (duk_uintptr_t) (src))

#define DUK_LIKELY(x)    (x)
#define DUK_UNLIKELY(x)  (x)
#define DUK_UNPREDICTABLE(x)  (x)

#define DUK_NOINLINE       /*nop*/
#define DUK_INLINE         /*nop*/
#define DUK_ALWAYS_INLINE  /*nop*/

#define DUK_HOT            /*nop*/
#define DUK_COLD           /*nop*/
#define DUK_EXTERNAL_DECL  extern
#define DUK_EXTERNAL       /*empty*/
#if defined(DUK_SINGLE_FILE)
	#define DUK_INTERNAL_DECL  static
#else
	#define DUK_INTERNAL_DECL  extern
#endif
#if defined(DUK_SINGLE_FILE)
	#define DUK_INTERNAL       static
#else
	#define DUK_INTERNAL       /*empty*/
#endif
#define DUK_LOCAL_DECL     static
#define DUK_LOCAL          static


#if !defined(DUK_FILE_MACRO)
	#define DUK_FILE_MACRO  __FILE__
#endif
#if !defined(DUK_LINE_MACRO)
	#define DUK_LINE_MACRO  __LINE__
#endif
#if !defined(DUK_FUNC_MACRO)
	#if defined(DUK_F_C99) || defined(DUK_F_CPP11)
		#define DUK_FUNC_MACRO  __func__
	#elif defined(__FUNCTION__)
		#define DUK_FUNC_MACRO  __FUNCTION__
	#else
		#define DUK_FUNC_MACRO  "unknown"
	#endif
#endif

#if !defined(DUK_BSWAP32)		/* 1234<==>4321 K.Okamoto */
	#define DUK_BSWAP32(x) \
		((((duk_uint32_t) (x)) >> 24) | \
		 ((((duk_uint32_t) (x)) >> 8) & 0xff00UL) | \
		 ((((duk_uint32_t) (x)) << 8) & 0xff0000UL) | \
		 (((duk_uint32_t) (x)) << 24))
#endif
#if !defined(DUK_BSWAP16)		/* 12<==>21 K.Okamoto */
	#define DUK_BSWAP16(x) \
		((duk_uint16_t) (x) >> 8) | \
		((duk_uint16_t) (x) << 8)
#endif

#if !defined(DUK_U64_CONSTANT)
	#define DUK_U64_CONSTANT(x) x##ULL
#endif
#if !defined(DUK_I64_CONSTANT)
	#define DUK_I64_CONSTANT(x) x##LL
#endif

/*
 *  Check whether or not a packed duk_tval representation is possible.
 *  What's basically required is that pointers are 32-bit values
 *  (sizeof(void *) == 4).  Best effort check, not always accurate.
 *  If guess goes wrong, crashes may result; self tests also verify
 *  the guess.
 */

/* Explicit marker needed; may be 'defined', 'undefined, 'or 'not provided'. */

#if !defined(DUK_F_PACKED_TVAL_PROVIDED)
	#undef DUK_F_PACKED_TVAL_POSSIBLE
	/* Strict C99 case: DUK_UINTPTR_MAX (= UINTPTR_MAX) should be very reliable */
	#if !defined(DUK_F_PACKED_TVAL_POSSIBLE) && defined(DUK_UINTPTR_MAX)
		#if (DUK_UINTPTR_MAX <= 0xffffffffUL)
			#define DUK_F_PACKED_TVAL_POSSIBLE
		#endif
	#endif
		/* Non-C99 case, still relying on DUK_UINTPTR_MAX, as long as it is not a computed value */
	#if !defined(DUK_F_PACKED_TVAL_POSSIBLE) && defined(DUK_UINTPTR_MAX) && !defined(DUK_UINTPTR_MAX_COMPUTED)
		#if (DUK_UINTPTR_MAX <= 0xffffffffUL)
			#define DUK_F_PACKED_TVAL_POSSIBLE
		#endif
	#endif
		/* DUK_SIZE_MAX (= SIZE_MAX) is often reliable */
	#if !defined(DUK_F_PACKED_TVAL_POSSIBLE) && defined(DUK_SIZE_MAX) && !defined(DUK_SIZE_MAX_COMPUTED)
		#if (DUK_SIZE_MAX <= 0xffffffffUL)
			#define DUK_F_PACKED_TVAL_POSSIBLE
		#endif
	#endif
	#undef DUK_USE_PACKED_TVAL
	#if defined(DUK_F_PACKED_TVAL_POSSIBLE)
		#define DUK_USE_PACKED_TVAL
	#endif
	#undef DUK_F_PACKED_TVAL_POSSIBLE

#endif  /* DUK_F_PACKED_TVAL_PROVIDED */

/* Object property allocation layout has implications for memory and code
 * footprint and generated code size/speed.  The best layout also depends
 * on whether the platform has alignment requirements or benefits from
 * having mostly aligned accesses.
 */
#undef DUK_USE_HOBJECT_LAYOUT_1
#undef DUK_USE_HOBJECT_LAYOUT_2
#undef DUK_USE_HOBJECT_LAYOUT_3
#if (DUK_USE_ALIGN_BY == 1)
	/* On platforms without any alignment issues, layout 1 is preferable
	 * because it compiles to slightly less code and provides direct access
	 * to property keys.
	 */
	#define DUK_USE_HOBJECT_LAYOUT_1
#else
	/* On other platforms use layout 2, which requires some padding but
	 * is a bit more natural than layout 3 in ordering the entries.  Layout
	 * 3 is currently not used.
	 */
	#define DUK_USE_HOBJECT_LAYOUT_2
#endif

/*
 *  Autogenerated defaults
 */

#undef DUK_USE_ALLOW_UNDEFINED_BEHAVIOR
#define DUK_USE_ARRAY_BUILTIN
#define DUK_USE_ARRAY_FASTPATH
#define DUK_USE_ARRAY_PROP_FASTPATH
#undef DUK_USE_ASSERTIONS
#define DUK_USE_AUGMENT_ERROR_CREATE
#define DUK_USE_AUGMENT_ERROR_THROW
#define DUK_USE_AVOID_PLATFORM_FUNCPTRS
#define DUK_USE_BASE64_FASTPATH
#define DUK_USE_BASE64_SUPPORT
#define DUK_USE_BOOLEAN_BUILTIN
#define DUK_USE_BUFFEROBJECT_SUPPORT
#undef DUK_USE_BUFLEN16
#define DUK_USE_BYTECODE_DUMP_SUPPORT
#define DUK_USE_CACHE_ACTIVATION
#define DUK_USE_CACHE_CATCHER
#define DUK_USE_CALLSTACK_LIMIT 10000
#define DUK_USE_COMMONJS_MODULES
#define DUK_USE_COMPILER_RECLIMIT 2500
#define DUK_USE_COROUTINE_SUPPORT
#undef DUK_USE_CPP_EXCEPTIONS
#undef DUK_USE_DATAPTR16
#undef DUK_USE_DATAPTR_DEC16
#undef DUK_USE_DATAPTR_ENC16
#define DUK_USE_DATE_BUILTIN
#undef DUK_USE_DATE_FORMAT_STRING
#undef DUK_USE_DATE_GET_LOCAL_TZOFFSET
#undef DUK_USE_DATE_GET_NOW
#undef DUK_USE_DATE_PARSE_STRING
#undef DUK_USE_DATE_PRS_GETDATE
#undef DUK_USE_DEBUG
#undef DUK_USE_DEBUGGER_DUMPHEAP
#undef DUK_USE_DEBUGGER_INSPECT
#undef DUK_USE_DEBUGGER_PAUSE_UNCAUGHT
#undef DUK_USE_DEBUGGER_SUPPORT
#define DUK_USE_DEBUGGER_THROW_NOTIFY
#undef DUK_USE_DEBUGGER_TRANSPORT_TORTURE
#define DUK_USE_DEBUG_BUFSIZE 65536L
#define DUK_USE_DEBUG_LEVEL 0
#undef DUK_USE_DEBUG_WRITE
#define DUK_USE_DOUBLE_LINKED_HEAP
#define DUK_USE_DUKTAPE_BUILTIN
#define DUK_USE_ENCODING_BUILTINS
#define DUK_USE_ERRCREATE
#define DUK_USE_ERRTHROW
#define DUK_USE_ES6
#define DUK_USE_ES6_OBJECT_PROTO_PROPERTY
#define DUK_USE_ES6_OBJECT_SETPROTOTYPEOF
#define DUK_USE_ES6_PROXY
#define DUK_USE_ES6_REGEXP_SYNTAX
#define DUK_USE_ES6_UNICODE_ESCAPE
#define DUK_USE_ES7
#define DUK_USE_ES7_EXP_OPERATOR
#define DUK_USE_ES8
#define DUK_USE_ES9
#define DUK_USE_ESBC_LIMITS
#define DUK_USE_ESBC_MAX_BYTES 2147418112L
#define DUK_USE_ESBC_MAX_LINENUMBER 2147418112L
#undef DUK_USE_EXEC_FUN_LOCAL
#undef DUK_USE_EXEC_INDIRECT_BOUND_CHECK
#undef DUK_USE_EXEC_PREFER_SIZE
#define DUK_USE_EXEC_REGCONST_OPTIMIZE
#undef DUK_USE_EXEC_TIMEOUT_CHECK
#undef DUK_USE_EXPLICIT_NULL_INIT
#undef DUK_USE_EXTSTR_FREE
#undef DUK_USE_EXTSTR_INTERN_CHECK
#undef DUK_USE_FASTINT
#define DUK_USE_FAST_REFCOUNT_DEFAULT
#undef DUK_USE_FATAL_HANDLER
#define DUK_USE_FATAL_MAXLEN 128
#define DUK_USE_FINALIZER_SUPPORT
#undef DUK_USE_FINALIZER_TORTURE
#undef DUK_USE_FUNCPTR16
#undef DUK_USE_FUNCPTR_DEC16
#undef DUK_USE_FUNCPTR_ENC16
#define DUK_USE_FUNCTION_BUILTIN
#define DUK_USE_FUNC_FILENAME_PROPERTY
#define DUK_USE_FUNC_NAME_PROPERTY
#undef DUK_USE_GC_TORTURE
#undef DUK_USE_GET_MONOTONIC_TIME
#undef DUK_USE_GET_RANDOM_DOUBLE
#undef DUK_USE_GLOBAL_BINDING
#define DUK_USE_GLOBAL_BUILTIN
#undef DUK_USE_HEAPPTR16
#undef DUK_USE_HEAPPTR_DEC16
#undef DUK_USE_HEAPPTR_ENC16
#define DUK_USE_HEX_FASTPATH
#define DUK_USE_HEX_SUPPORT
#define DUK_USE_HOBJECT_ARRAY_ABANDON_LIMIT 2
#define DUK_USE_HOBJECT_ARRAY_FAST_RESIZE_LIMIT 9
#define DUK_USE_HOBJECT_ARRAY_MINGROW_ADD 16
#define DUK_USE_HOBJECT_ARRAY_MINGROW_DIVISOR 8
#define DUK_USE_HOBJECT_ENTRY_MINGROW_ADD 16
#define DUK_USE_HOBJECT_ENTRY_MINGROW_DIVISOR 8
#define DUK_USE_HOBJECT_HASH_PART
#define DUK_USE_HOBJECT_HASH_PROP_LIMIT 8
#define DUK_USE_HSTRING_ARRIDX
#define DUK_USE_HSTRING_CLEN
#undef DUK_USE_HSTRING_EXTDATA
#define DUK_USE_HSTRING_LAZY_CLEN
#define DUK_USE_HTML_COMMENTS
#define DUK_USE_IDCHAR_FASTPATH
#undef DUK_USE_INJECT_HEAP_ALLOC_ERROR
#undef DUK_USE_INTERRUPT_COUNTER
#undef DUK_USE_INTERRUPT_DEBUG_FIXUP
#define DUK_USE_JC
#define DUK_USE_JSON_BUILTIN
#define DUK_USE_JSON_DECNUMBER_FASTPATH
#define DUK_USE_JSON_DECSTRING_FASTPATH
#define DUK_USE_JSON_DEC_RECLIMIT 1000
#define DUK_USE_JSON_EATWHITE_FASTPATH
#define DUK_USE_JSON_ENC_RECLIMIT 1000
#define DUK_USE_JSON_QUOTESTRING_FASTPATH
#undef DUK_USE_JSON_STRINGIFY_FASTPATH
#define DUK_USE_JSON_SUPPORT
#define DUK_USE_JX
#define DUK_USE_LEXER_SLIDING_WINDOW
#undef DUK_USE_LIGHTFUNC_BUILTINS
#define DUK_USE_LITCACHE_SIZE 256
#define DUK_USE_MARK_AND_SWEEP_RECLIMIT 256
#define DUK_USE_MATH_BUILTIN
#define DUK_USE_NATIVE_CALL_RECLIMIT 1000
#define DUK_USE_NONSTD_ARRAY_SPLICE_DELCOUNT
#undef DUK_USE_NONSTD_FUNC_CALLER_PROPERTY
#undef DUK_USE_NONSTD_FUNC_SOURCE_PROPERTY
#define DUK_USE_NONSTD_FUNC_STMT
#define DUK_USE_NONSTD_GETTER_KEY_ARGUMENT
#define DUK_USE_NONSTD_JSON_ESC_U2028_U2029
#define DUK_USE_NONSTD_SETTER_KEY_ARGUMENT
#define DUK_USE_NONSTD_STRING_FROMCHARCODE_32BIT
#define DUK_USE_NUMBER_BUILTIN
#define DUK_USE_OBJECT_BUILTIN
#undef DUK_USE_OBJSIZES16
#undef DUK_USE_PARANOID_ERRORS
#define DUK_USE_PERFORMANCE_BUILTIN
#undef DUK_USE_PREFER_SIZE
#undef DUK_USE_PROMISE_BUILTIN
#define DUK_USE_PROVIDE_DEFAULT_ALLOC_FUNCTIONS
#undef DUK_USE_REFCOUNT16
#define DUK_USE_REFCOUNT32
#define DUK_USE_REFERENCE_COUNTING
#define DUK_USE_REFLECT_BUILTIN
#define DUK_USE_REGEXP_CANON_BITMAP
#undef DUK_USE_REGEXP_CANON_WORKAROUND
#define DUK_USE_REGEXP_COMPILER_RECLIMIT 10000
#define DUK_USE_REGEXP_EXECUTOR_RECLIMIT 10000
#define DUK_USE_REGEXP_SUPPORT
#undef DUK_USE_ROM_GLOBAL_CLONE
#undef DUK_USE_ROM_GLOBAL_INHERIT
#undef DUK_USE_ROM_OBJECTS
#define DUK_USE_ROM_PTRCOMP_FIRST 63488L
#undef DUK_USE_ROM_STRINGS
#define DUK_USE_SECTION_B
#undef DUK_USE_SELF_TESTS
#define DUK_USE_SHEBANG_COMMENTS
#undef DUK_USE_SHUFFLE_TORTURE
#define DUK_USE_SOURCE_NONBMP
#undef DUK_USE_STRHASH16
#undef DUK_USE_STRHASH_DENSE
#define DUK_USE_STRHASH_SKIP_SHIFT 5
#define DUK_USE_STRICT_DECL
#undef DUK_USE_STRICT_UTF8_SOURCE
#define DUK_USE_STRING_BUILTIN
#undef DUK_USE_STRLEN16
#define DUK_USE_STRTAB_GROW_LIMIT 17
#define DUK_USE_STRTAB_MAXSIZE 268435456L
#define DUK_USE_STRTAB_MINSIZE 1024
#undef DUK_USE_STRTAB_PTRCOMP
#define DUK_USE_STRTAB_RESIZE_CHECK_MASK 255
#define DUK_USE_STRTAB_SHRINK_LIMIT 6
#undef DUK_USE_STRTAB_TORTURE
#undef DUK_USE_SYMBOL_BUILTIN
#define DUK_USE_TAILCALL
#define DUK_USE_TARGET_INFO "unknown"
#define DUK_USE_TRACEBACKS
#define DUK_USE_TRACEBACK_DEPTH 10
#define DUK_USE_USER_DECLARE() /* no user declarations */
#define DUK_USE_VALSTACK_GROW_SHIFT 2
#define DUK_USE_VALSTACK_LIMIT 1000000L
#define DUK_USE_VALSTACK_SHRINK_CHECK_SHIFT 2
#define DUK_USE_VALSTACK_SHRINK_SLACK_SHIFT 4
#undef DUK_USE_VALSTACK_UNSAFE

#undef DUK_USE_VERBOSE_ERRORS
#define DUK_USE_ALLOW_UNDEFINED_BEHAVIOR
#undef DUK_USE_VERBOSE_EXECUTOR_ERRORS
#define DUK_USE_VOLUNTARY_GC
#define DUK_USE_ZERO_BUFFER_DATA

/*
 *  Fixups
 */

#include "duk_custom.h"

/*
 *  You may add overriding #define/#undef directives below for
 *  customization.  You of course cannot un-#include or un-typedef
 *  anything; these require direct changes above.
 */

/* __OVERRIDE_DEFINES__ */

/*
 *  Conditional includes
 */

#if defined(DUK_F_CPP) && defined(DUK_USE_CPP_EXCEPTIONS)
	#include <exception>  /* std::exception */
	#include <stdexcept>  /* std::runtime_error */
#endif

/*
 *  Date provider selection
 *
 *  User may define DUK_USE_DATE_GET_NOW() etc directly, in which case we'll
 *  rely on an external provider.  If this is not done, revert to previous
 *  behavior and use Unix/Windows built-in provider.
 */

#if defined(DUK_COMPILING_DUKTAPE)

	#if defined(DUK_USE_DATE_GET_NOW)
		/* External provider already defined. */
	#elif defined(DUK_USE_DATE_NOW_GETTIMEOFDAY)
		#define DUK_USE_DATE_GET_NOW(ctx)            duk_bi_date_get_now_gettimeofday()
	#elif defined(DUK_USE_DATE_NOW_TIME)
		#define DUK_USE_DATE_GET_NOW(ctx)            duk_bi_date_get_now_time()
	#elif defined(DUK_USE_DATE_NOW_WINDOWS)
		#define DUK_USE_DATE_GET_NOW(ctx)            duk_bi_date_get_now_windows()
	#elif defined(DUK_USE_DATE_NOW_WINDOWS_SUBMS)
		#define DUK_USE_DATE_GET_NOW(ctx)            duk_bi_date_get_now_windows_subms()
	#else
		#error no provider for DUK_USE_DATE_GET_NOW()
	#endif

	#if defined(DUK_USE_DATE_GET_LOCAL_TZOFFSET)
		/* External provider already defined. */
	#elif defined(DUK_USE_DATE_TZO_GMTIME_R) || defined(DUK_USE_DATE_TZO_GMTIME_S) || defined(DUK_USE_DATE_TZO_GMTIME)
		#define DUK_USE_DATE_GET_LOCAL_TZOFFSET(d)   duk_bi_date_get_local_tzoffset_gmtime((d))
	#elif defined(DUK_USE_DATE_TZO_WINDOWS)
		#define DUK_USE_DATE_GET_LOCAL_TZOFFSET(d)   duk_bi_date_get_local_tzoffset_windows((d))
	#elif defined(DUK_USE_DATE_TZO_WINDOWS_NO_DST)
		#define DUK_USE_DATE_GET_LOCAL_TZOFFSET(d)   duk_bi_date_get_local_tzoffset_windows_no_dst((d))
	#else
		#error no provider for DUK_USE_DATE_GET_LOCAL_TZOFFSET()
	#endif

	#if defined(DUK_USE_DATE_PARSE_STRING)
		/* External provider already defined. */
	#elif defined(DUK_USE_DATE_PRS_STRPTIME)
		#define DUK_USE_DATE_PARSE_STRING(ctx,str)   duk_bi_date_parse_string_strptime((ctx), (str))
	#elif defined(DUK_USE_DATE_PRS_GETDATE)
		#define DUK_USE_DATE_PARSE_STRING(ctx,str)   duk_bi_date_parse_string_getdate((ctx), (str))
	#else
		/* No provider for DUK_USE_DATE_PARSE_STRING(), fall back to ISO 8601 only. */
	#endif

	#if defined(DUK_USE_DATE_FORMAT_STRING)
		/* External provider already defined. */
	#elif defined(DUK_USE_DATE_FMT_STRFTIME)
		#define DUK_USE_DATE_FORMAT_STRING(ctx,parts,tzoffset,flags) \
		duk_bi_date_format_parts_strftime((ctx), (parts), (tzoffset), (flags))
	#else
		/* No provider for DUK_USE_DATE_FORMAT_STRING(), fall back to ISO 8601 only. */
	#endif

	#if defined(DUK_USE_GET_MONOTONIC_TIME)
		/* External provider already defined. */
	#elif defined(DUK_USE_GET_MONOTONIC_TIME_CLOCK_GETTIME)
		#define DUK_USE_GET_MONOTONIC_TIME(ctx)  duk_bi_date_get_monotonic_time_clock_gettime()
	#elif defined(DUK_USE_GET_MONOTONIC_TIME_WINDOWS_QPC)
		#define DUK_USE_GET_MONOTONIC_TIME(ctx)  duk_bi_date_get_monotonic_time_windows_qpc()
	#else
		/* No provider for DUK_USE_GET_MONOTONIC_TIME(), fall back to DUK_USE_DATE_GET_NOW(). */
	#endif

#endif  /* DUK_COMPILING_DUKTAPE */


#endif  /* DUK_CONFIG_H_INCLUDED */

             reply	other threads:[~2020-04-07  4:25 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-07  4:25 kokamoto [this message]
  -- strict thread matches above, loose matches on Subject: below --
2020-04-14  5:04 kokamoto
2020-04-14 21:53 ` Kyle Nusbaum
2020-04-15 20:05   ` jamos
2020-04-15 20:24     ` ori
2020-04-18  1:09       ` Kyle Nusbaum
2020-04-18  1:19         ` ori
2020-04-18 17:11           ` Eli Cohen
2020-04-18 17:15             ` telephil9
2020-04-18 17:17             ` ori
2020-04-13 23:46 kokamoto
2020-04-06  5:48 kokamoto
2020-04-13 12:44 ` jamos
2020-04-05  4:52 kokamoto
2020-04-05  4:41 kokamoto
2020-03-22 23:47 kokamoto
2020-03-22  2:19 kokamoto
2020-03-21  3:24 kokamoto
2020-03-22 20:27 ` jamos
2020-03-22 20:54   ` ori
2020-03-22 20:54   ` ori
2020-03-20  5:49 kokamoto
2020-03-20 16:10 ` Kyle Nusbaum
2020-03-20 16:15   ` ori
2020-03-20 17:12     ` telephil9
2020-03-20 17:40       ` Jens Staal
2020-03-20 18:54     ` jamos
2020-03-21  5:00       ` Jens Staal
2020-03-21 12:24         ` Ethan Gardener
2020-03-20 22:07     ` Kyle Nusbaum
2020-03-17 11:16 kokamoto
2020-03-17 17:42 ` jamos
2020-03-15  9:42 kokamoto
2020-03-15 11:06 ` Steve Simon
2020-03-15 11:38   ` Jens Staal
2020-03-15 13:50   ` jamos
2020-03-14  1:49 kokamoto
2020-03-14  2:09 ` ori
2020-03-14  1:19 kokamoto
2020-03-14  1:34 ` ori
2020-03-13  4:33 kokamoto
2020-03-13  4:58 ` ori
2020-03-12  5:28 kokamoto
2020-03-12  2:20 kokamoto
2020-03-12  2:43 ` ori
2020-03-11 23:59 kokamoto
2020-03-11 10:27 kokamoto
2020-03-11  6:36 kokamoto
2020-03-11  9:29 ` [9front] " jamos

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