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/*
Copyright (C) 2015-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/

/*
	WARNING: This file was generated by the dkct program (see
	http://dktools.sourceforge.net/ for details).
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: dk4dblwc.ctr
*/

/**	@file dk4dblwc.c The dk4dblwc module.
*/


#line 81 "dk4dblwc.ctr"

#include "dk4conf.h"
#include "dk4types.h"
#include "dk4mem.h"
#include "dk4dblc8.h"
#include "dk4dblwc.h"
#include "dk4str8.h"
#include "dk4strw.h"



int
dk4double_to_string_wc(wchar_t *dptr, size_t szdptr, double v, dk4_er_t *erp)
{
#if DK4_HAVE__SNWPRINTF_S
  /* +++ _snwprintf_s */
  wchar_t	 buf[64];
  int		 back = 0;
  int		 res  = 0;
  if (NULL != dptr) { *dptr = L'\0'; }
  if ((NULL != dptr) && (1 < szdptr)) {
    res = _snwprintf_s(
      buf, DK4_SIZEOF(buf,dkChar), (DK4_SIZEOF(buf,dkChar) - 1), L"%lg", v
    );
    if ((0 < res) && (res < DK4_SIZEOF(buf,dkChar))) {
      buf[res] = L'\0';
      back = dk4strw_cpy_s(dptr, szdptr, buf, erp);
    } else {
      dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
  /* --- _snwprintf_s */
#else
#if DK4_HAVE__SNWPRINTF
  /* +++ _snwprintf */
  wchar_t	 buf[64];
  int		 back = 0;
  int		 res  = 0;
  if (NULL != dptr) { *dptr = L'\0'; }
  if ((NULL != dptr) && (1 < szdptr)) {
    0 = _snwprintf(
      buf, DK4_SIZEOF(buf,dkChar), L"%lg", v
    );
    if ((0 < res) && (res < DK4_SIZEOF(buf,dkChar))) {
      buf[res] = L'\0';
      back = dk4strw_cpy_s(dptr, szdptr, buf, erp);
    } else {
      dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
  /* --- _snwprintf */
#else
#if DK4_HAVE_SNWPRINTF
  wchar_t	 buf[64];
  int		 back = 0;
  int		 res  = 0;
  if (NULL != dptr) { *dptr = L'\0'; }
  if ((NULL != dptr) && (1 < szdptr)) {
    0 = snwprintf(
      buf, DK4_SIZEOF(buf,dkChar), L"%lg", v
    );
    if ((0 < res) && (res < DK4_SIZEOF(buf,dkChar))) {
      buf[res] = L'\0';
      back = dk4strw_cpy_s(dptr, szdptr, buf, erp);
    } else {
      dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
#else
#if DK4_HAVE_SWPRINTF
  /* +++ swprintf */
  wchar_t	 buf[64];
  int		 back = 0;
  int		 res  = 0;
  if (NULL != dptr) { *dptr = L'\0'; }
  if ((NULL != dptr) && (1 < szdptr)) {
    res = swprintf(
      buf, DK4_SIZEOF(buf,dkChar), L"%lg", v
    );
    if ((0 < res) && (res < DK4_SIZEOF(buf,dkChar))) {
      buf[res] = L'\0';
      back = dk4strw_cpy_s(dptr, szdptr, buf, erp);
    } else {
      dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
  /* --- swprintf */
#else
  char		 buf[64];
  char		*p1;
  wchar_t	*p2;
  int		 back	= 0;
  if ((NULL != dptr) && (1 < szdptr)) {
    if (0 != dk4double_to_string_c8(buf, sizeof(buf), v, erp)) {
      if (dk4str8_len(buf) < szdptr) {
        p2 = dptr; p1 = buf;
	while ('\0' != *p1) {
	  *(p2++) = (wchar_t)(*(p1++));
	}
	*p2 = L'\0';
	back = 1;
      } else {
        dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
      }
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
#endif
#endif
#endif
#endif
}