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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: dk4dblc8.ctr
*/

/**	@file dk4dblc8.c The dk4dblc8 module.
*/


#line 74 "dk4dblc8.ctr"

#include "dk4conf.h"
#include "dk4dblc8.h"
#include "dk4str8.h"


int
dk4double_to_string_c8(char *dptr, size_t szdptr, double v, dk4_er_t *erp)
{
#if DK4_HAVE__SNPRINTF_S
  /* +++ _snprintf_s */
  char		 buf[64];
  int		 back	= 0;
  int		 res	= 0;
  if (NULL != dptr) { *dptr = '\0'; }
  if ((NULL != dptr) && (1 < szdptr)) {
    res = _snprintf_s(buf, sizeof(buf), (sizeof(buf)-1), "%lg", v);
    if ((0 < res) && ((size_t)res < sizeof(buf))) {
      buf[res] = '\0';
      back = dk4str8_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;
  /* --- _snprintf_s */
#else
#if DK4_HAVE__SNPRINTF
  /* +++ _snprintf */
  char		 buf[64];
  int		 back	= 0;
  int		 res	= 0;
  if (NULL != dptr) { *dptr = '\0'; }
  if ((NULL != dptr) && (1 < szdptr)) {
    res = _snprintf(buf, sizeof(buf), "%lg", v);
    if ((0 < res) && ((size_t)res < sizeof(buf))) {
      buf[res] = '\0';
      back = dk4str8_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;
  /* --- _snprintf */
#else
#if DK4_HAVE_SNPRINTF
  /* +++ snprintf */
  char		 buf[64];
  int		 back	= 0;
  int		 res	= 0;
  if (NULL != dptr) { *dptr = '\0'; }
  if ((NULL != dptr) && (1 < szdptr)) {
    res = snprintf(buf, sizeof(buf), "%lg", v);
    if ((0 < res) && ((size_t)res < sizeof(buf))) {
      buf[res] = '\0';
      back = dk4str8_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;
  /* --- snprintf */
#else
  /* +++ sprintf */
  char		 buf[64];
  int		 back	= 0;
  int		 res	= 0;
  if (NULL != dptr) { *dptr = '\0'; }
  if ((NULL != dptr) && (1 < szdptr)) {
    sprintf(buf, "%lg", v);
    back = dk4str8_cpy_s(dptr, szdptr, buf, erp);
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
  /* --- sprintf */
#endif
#endif
#endif
}