C++ (Cpp) re_realloc示例

示例#1

文件： regex_internal.c 项目： Elbandi/nagios-plugins

static reg_errcode_t
internal_function
re_string_realloc_buffers (re_string_t *pstr, Idx new_buf_len)
{
#ifdef RE_ENABLE_I18N
  if (pstr->mb_cur_max > 1)
    {
      wint_t *new_wcs;

      /* Avoid overflow.  */
      size_t max_object_size = MAX (sizeof (wint_t), sizeof (Idx));
      if (BE (SIZE_MAX / max_object_size < new_buf_len, 0))
	return REG_ESPACE;

      new_wcs = re_realloc (pstr->wcs, wint_t, new_buf_len);
      if (BE (new_wcs == NULL, 0))
	return REG_ESPACE;
      pstr->wcs = new_wcs;
      if (pstr->offsets != NULL)
	{
	  Idx *new_offsets = re_realloc (pstr->offsets, Idx, new_buf_len);
	  if (BE (new_offsets == NULL, 0))
	    return REG_ESPACE;
	  pstr->offsets = new_offsets;
	}
    }
#endif /* RE_ENABLE_I18N  */
  if (pstr->mbs_allocated)
    {
      unsigned char *new_mbs = re_realloc (pstr->mbs, unsigned char,
					   new_buf_len);
      if (BE (new_mbs == NULL, 0))
	return REG_ESPACE;
      pstr->mbs = new_mbs;
    }

示例#2

文件： regex_internal.c 项目： 0xr0ot/inotifywait-for-Android

static reg_errcode_t
internal_function
re_string_realloc_buffers (re_string_t *pstr, int new_buf_len)
{
#ifdef RE_ENABLE_I18N
  if (pstr->mb_cur_max > 1)
    {
      wint_t *new_wcs;

      /* Avoid overflow in realloc.  */
      const size_t max_object_size = MAX (sizeof (wint_t), sizeof (int));
      if (BE (SIZE_MAX / max_object_size < new_buf_len, 0))
	return REG_ESPACE;

      new_wcs = re_realloc (pstr->wcs, wint_t, new_buf_len);
      if (BE (new_wcs == NULL, 0))
	return REG_ESPACE;
      pstr->wcs = new_wcs;
      if (pstr->offsets != NULL)
	{
	  int *new_offsets = re_realloc (pstr->offsets, int, new_buf_len);
	  if (BE (new_offsets == NULL, 0))
	    return REG_ESPACE;
	  pstr->offsets = new_offsets;
	}

示例#3

文件： regex_internal.c 项目： KrisChaplin/octeon_toolchain-4.1

static reg_errcode_t
internal_function
re_string_realloc_buffers (re_string_t *pstr, int new_buf_len)
{
#ifdef RE_ENABLE_I18N
  if (pstr->mb_cur_max > 1)
    {
      wint_t *new_wcs = re_realloc (pstr->wcs, wint_t, new_buf_len);
      if (BE (new_wcs == NULL, 0))
	return REG_ESPACE;
      pstr->wcs = new_wcs;
      if (pstr->offsets != NULL)
	{
	  int *new_offsets = re_realloc (pstr->offsets, int, new_buf_len);
	  if (BE (new_offsets == NULL, 0))
	    return REG_ESPACE;
	  pstr->offsets = new_offsets;
	}