1

/*

     2

 *  matiec - a compiler for the programming languages defined in IEC 61131-3

     3

 *

     4

 *  Copyright (C) 2009-2012  Mario de Sousa (msousa@fe.up.pt)

     5

 *  Copyright (C) 2012       Manuele Conti  (conti.ma@alice.it)

     6

 *

     7

 *  This program is free software: you can redistribute it and/or modify

     8

 *  it under the terms of the GNU General Public License as published by

     9

 *  the Free Software Foundation, either version 3 of the License, or

    10

 *  (at your option) any later version.

    11

 *

    12

 *  This program is distributed in the hope that it will be useful,

    13

 *  but WITHOUT ANY WARRANTY; without even the implied warranty of

    14

 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    15

 *  GNU General Public License for more details.

    16

 *

    17

 *  You should have received a copy of the GNU General Public License

    18

 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.

    19

 *

    20

 *

    21

 * This code is made available on the understanding that it will not be

    22

 * used in safety-critical situations without a full and competent review.

    23

 */

    24

    25

#include "datatype_functions.hh"

    26

#include "../absyntax_utils/absyntax_utils.hh"

    27

    28

    29

    30

    31

    32

elementary_type_c *elementary_type_c::singleton = NULL;

    33

    34

const char *elementary_type_c::to_string(symbol_c *symbol) {

    35

  if (NULL == singleton)    singleton = new elementary_type_c;

    36

  if (NULL == singleton)    ERROR;

    37

  const char *res           = (const char *)symbol->accept(*singleton);

    38

  if (NULL == res) {

    39

	  int i = 1;

    40

  }

    41

  return res;

    42

}

    43

    44

    45

    46

    47

    48

/*

    49

 * 2.5.1.5.6 Functions of time data types

    50

 * Table 30 - page 64

    51

 */

    52

    53

const struct widen_entry widen_ADD_table[] = {

    54

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::time_type_name,            &search_constant_type_c::time_type_name     },

    55

    { &search_constant_type_c::tod_type_name,           &search_constant_type_c::tod_type_name,             &search_constant_type_c::tod_type_name      },

    56

    { &search_constant_type_c::dt_type_name,            &search_constant_type_c::dt_type_name,              &search_constant_type_c::dt_type_name       },

    57

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safetime_type_name,        &search_constant_type_c::safetime_type_name },

    58

    { &search_constant_type_c::safetod_type_name,       &search_constant_type_c::safetod_type_name,         &search_constant_type_c::safetod_type_name  },

    59

    { &search_constant_type_c::safedt_type_name,        &search_constant_type_c::safedt_type_name,          &search_constant_type_c::safedt_type_name   },

    60

    { &search_constant_type_c::tod_type_name,           &search_constant_type_c::time_type_name,            &search_constant_type_c::tod_type_name      },

    61

    { &search_constant_type_c::safetod_type_name,       &search_constant_type_c::time_type_name,            &search_constant_type_c::tod_type_name      },

    62

    { &search_constant_type_c::tod_type_name,           &search_constant_type_c::safetime_type_name,        &search_constant_type_c::tod_type_name      },

    63

    { &search_constant_type_c::safetod_type_name,       &search_constant_type_c::safetime_type_name,        &search_constant_type_c::safetod_type_name  },

    64

    { &search_constant_type_c::dt_type_name,            &search_constant_type_c::time_type_name,            &search_constant_type_c::dt_type_name       },

    65

    { &search_constant_type_c::safedt_type_name,        &search_constant_type_c::time_type_name,            &search_constant_type_c::dt_type_name       },

    66

    { &search_constant_type_c::dt_type_name,            &search_constant_type_c::safetime_type_name,        &search_constant_type_c::dt_type_name       },

    67

    { &search_constant_type_c::safedt_type_name,        &search_constant_type_c::safetime_type_name,        &search_constant_type_c::safedt_type_name   },

    68

    { NULL, NULL, NULL },

    69

};

    70

    71

    72

const struct widen_entry widen_SUB_table[] = {

    73

	{ &search_constant_type_c::time_type_name,          &search_constant_type_c::time_type_name,            &search_constant_type_c::time_type_name     },

    74

	{ &search_constant_type_c::tod_type_name,           &search_constant_type_c::tod_type_name,             &search_constant_type_c::tod_type_name      },

    75

	{ &search_constant_type_c::dt_type_name,            &search_constant_type_c::dt_type_name,              &search_constant_type_c::dt_type_name       },

    76

	{ &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safetime_type_name,        &search_constant_type_c::safetime_type_name },

    77

	{ &search_constant_type_c::safetod_type_name,       &search_constant_type_c::safetod_type_name,         &search_constant_type_c::safetod_type_name  },

    78

	{ &search_constant_type_c::safedt_type_name,        &search_constant_type_c::safedt_type_name,          &search_constant_type_c::safedt_type_name   },

    79

    80

	{ &search_constant_type_c::tod_type_name,           &search_constant_type_c::time_type_name,            &search_constant_type_c::tod_type_name      },

    81

    { &search_constant_type_c::safetod_type_name,       &search_constant_type_c::time_type_name,            &search_constant_type_c::tod_type_name      },

    82

    { &search_constant_type_c::tod_type_name,           &search_constant_type_c::safetime_type_name,        &search_constant_type_c::tod_type_name      },

    83

    { &search_constant_type_c::safetod_type_name,       &search_constant_type_c::safetime_type_name,        &search_constant_type_c::safetod_type_name  },

    84

    { &search_constant_type_c::dt_type_name,            &search_constant_type_c::time_type_name,            &search_constant_type_c::dt_type_name       },

    85

    { &search_constant_type_c::safedt_type_name,        &search_constant_type_c::time_type_name,            &search_constant_type_c::dt_type_name       },

    86

    { &search_constant_type_c::dt_type_name,            &search_constant_type_c::safetime_type_name,        &search_constant_type_c::dt_type_name       },

    87

    { &search_constant_type_c::safedt_type_name,        &search_constant_type_c::safetime_type_name,        &search_constant_type_c::safedt_type_name   },

    88

    { &search_constant_type_c::tod_type_name,           &search_constant_type_c::tod_type_name,             &search_constant_type_c::time_type_name     },

    89

    { &search_constant_type_c::safetod_type_name,       &search_constant_type_c::tod_type_name,             &search_constant_type_c::time_type_name     },

    90

    { &search_constant_type_c::tod_type_name,           &search_constant_type_c::safetod_type_name,         &search_constant_type_c::time_type_name     },

    91

    { &search_constant_type_c::safetod_type_name,       &search_constant_type_c::safetod_type_name,         &search_constant_type_c::safetime_type_name },

    92

    { &search_constant_type_c::date_type_name,          &search_constant_type_c::date_type_name,            &search_constant_type_c::time_type_name     },

    93

    { &search_constant_type_c::safedate_type_name,      &search_constant_type_c::date_type_name,            &search_constant_type_c::time_type_name     },

    94

    { &search_constant_type_c::date_type_name,          &search_constant_type_c::safedate_type_name,        &search_constant_type_c::time_type_name     },

    95

    { &search_constant_type_c::safedate_type_name,      &search_constant_type_c::safedate_type_name,        &search_constant_type_c::safetime_type_name },

    96

    { &search_constant_type_c::dt_type_name,            &search_constant_type_c::dt_type_name,              &search_constant_type_c::time_type_name     },

    97

    { &search_constant_type_c::safedt_type_name,        &search_constant_type_c::dt_type_name,              &search_constant_type_c::time_type_name     },

    98

    { &search_constant_type_c::dt_type_name,            &search_constant_type_c::safedt_type_name,          &search_constant_type_c::time_type_name     },

    99

    { &search_constant_type_c::safedt_type_name,        &search_constant_type_c::safedt_type_name,          &search_constant_type_c::safetime_type_name },

   100

    { NULL, NULL, NULL },

   101

};

   102

   103

const struct widen_entry widen_MUL_table[] = {

   104

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::lreal_type_name,           &search_constant_type_c::time_type_name     },

   105

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::real_type_name,            &search_constant_type_c::time_type_name     },

   106

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::dint_type_name,            &search_constant_type_c::time_type_name     },

   107

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::int_type_name,             &search_constant_type_c::time_type_name     },

   108

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::sint_type_name,            &search_constant_type_c::time_type_name     },

   109

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::ulint_type_name,           &search_constant_type_c::time_type_name     },

   110

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::udint_type_name,           &search_constant_type_c::time_type_name     },

   111

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::uint_type_name,            &search_constant_type_c::time_type_name     },

   112

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::usint_type_name,           &search_constant_type_c::time_type_name     },

   113

   114

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::lreal_type_name,           &search_constant_type_c::safetime_type_name },

   115

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::real_type_name,            &search_constant_type_c::safetime_type_name },

   116

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::dint_type_name,            &search_constant_type_c::safetime_type_name },

   117

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::int_type_name,             &search_constant_type_c::safetime_type_name },

   118

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::sint_type_name,            &search_constant_type_c::safetime_type_name },

   119

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::ulint_type_name,           &search_constant_type_c::safetime_type_name },

   120

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::udint_type_name,           &search_constant_type_c::safetime_type_name },

   121

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::uint_type_name,            &search_constant_type_c::safetime_type_name },

   122

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::usint_type_name,           &search_constant_type_c::safetime_type_name },

   123

   124

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safelreal_type_name,       &search_constant_type_c::safetime_type_name },

   125

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safereal_type_name,        &search_constant_type_c::safetime_type_name },

   126

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safedint_type_name,        &search_constant_type_c::safetime_type_name },

   127

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safeint_type_name,         &search_constant_type_c::safetime_type_name },

   128

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safesint_type_name,        &search_constant_type_c::safetime_type_name },

   129

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safeulint_type_name,       &search_constant_type_c::safetime_type_name },

   130

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safeudint_type_name,       &search_constant_type_c::safetime_type_name },

   131

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safeuint_type_name,        &search_constant_type_c::safetime_type_name },

   132

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safeusint_type_name,       &search_constant_type_c::safetime_type_name },

   133

   134

    { NULL, NULL, NULL },

   135

};

   136

   137

const struct widen_entry widen_DIV_table[] = {

   138

	{ &search_constant_type_c::time_type_name,          &search_constant_type_c::lreal_type_name,           &search_constant_type_c::time_type_name     },

   139

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::real_type_name,            &search_constant_type_c::time_type_name     },

   140

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::dint_type_name,            &search_constant_type_c::time_type_name     },

   141

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::int_type_name,             &search_constant_type_c::time_type_name     },

   142

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::sint_type_name,            &search_constant_type_c::time_type_name     },

   143

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::ulint_type_name,           &search_constant_type_c::time_type_name     },

   144

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::udint_type_name,           &search_constant_type_c::time_type_name     },

   145

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::uint_type_name,            &search_constant_type_c::time_type_name     },

   146

    { &search_constant_type_c::time_type_name,          &search_constant_type_c::usint_type_name,           &search_constant_type_c::time_type_name     },

   147

   148

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::lreal_type_name,           &search_constant_type_c::safetime_type_name },

   149

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::real_type_name,            &search_constant_type_c::safetime_type_name },

   150

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::dint_type_name,            &search_constant_type_c::safetime_type_name },

   151

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::int_type_name,             &search_constant_type_c::safetime_type_name },

   152

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::sint_type_name,            &search_constant_type_c::safetime_type_name },

   153

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::ulint_type_name,           &search_constant_type_c::safetime_type_name },

   154

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::udint_type_name,           &search_constant_type_c::safetime_type_name },

   155

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::uint_type_name,            &search_constant_type_c::safetime_type_name },

   156

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::usint_type_name,           &search_constant_type_c::safetime_type_name },

   157

   158

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safelreal_type_name,       &search_constant_type_c::safetime_type_name },

   159

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safereal_type_name,        &search_constant_type_c::safetime_type_name },

   160

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safedint_type_name,        &search_constant_type_c::safetime_type_name },

   161

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safeint_type_name,         &search_constant_type_c::safetime_type_name },

   162

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safesint_type_name,        &search_constant_type_c::safetime_type_name },

   163

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safeulint_type_name,       &search_constant_type_c::safetime_type_name },

   164

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safeudint_type_name,       &search_constant_type_c::safetime_type_name },

   165

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safeuint_type_name,        &search_constant_type_c::safetime_type_name },

   166

    { &search_constant_type_c::safetime_type_name,      &search_constant_type_c::safeusint_type_name,       &search_constant_type_c::safetime_type_name },

   167

   168

    { NULL, NULL, NULL },

   169

};

   170

   171

/* Search for a datatype inside a candidate_datatypes list.

   172

 * Returns: position of datatype in the list, or -1 if not found.

   173

 */

   174

int search_in_datatype_list(symbol_c *datatype, std::vector <symbol_c *> candidate_datatypes) {

   178

	for(unsigned int i = 0; i < candidate_datatypes.size(); i++)

   179

		if (is_type_equal(datatype, candidate_datatypes[i]))

   180

			return i;

   181

	/* Not found ! */

   182

	return -1;

   183

}

   184

   185

   204

/* A helper function... */

   205

bool is_ANY_ELEMENTARY_type(symbol_c *type_symbol) {

   206

  if (type_symbol == NULL) {return false;}

   207

  return is_ANY_MAGNITUDE_type(type_symbol)

   208

      || is_ANY_BIT_type      (type_symbol)

   209

      || is_ANY_STRING_type   (type_symbol)

   210

      || is_ANY_DATE_type     (type_symbol);

   211

}

   212

   213

/* A helper function... */

   214

bool is_ANY_SAFEELEMENTARY_type(symbol_c *type_symbol) {

   215

  if (type_symbol == NULL) {return false;}

   216

  return is_ANY_SAFEMAGNITUDE_type(type_symbol)

   217

      || is_ANY_SAFEBIT_type      (type_symbol)

   218

      || is_ANY_SAFESTRING_type   (type_symbol)

   219

      || is_ANY_SAFEDATE_type     (type_symbol);

   220

}

   221

   222

/* A helper function... */

   223

bool is_ANY_ELEMENTARY_compatible(symbol_c *type_symbol) {

   224

  if (type_symbol == NULL) {return false;}

   225

  /* NOTE: doing

   226

   *          return is_ANY_SAFEELEMENTARY_type() || is_ANY_ELEMENTARY_type()

   227

   *       is incorrect, as the literals would never be considered compatible...

   228

   */

   229

  return is_ANY_MAGNITUDE_compatible(type_symbol)

   230

      || is_ANY_BIT_compatible      (type_symbol)

   231

      || is_ANY_STRING_compatible   (type_symbol)

   232

      || is_ANY_DATE_compatible     (type_symbol);

   233

}

   234

   235

   236

/* A helper function... */

   237

bool is_ANY_MAGNITUDE_type(symbol_c *type_symbol) {

   238

  if (type_symbol == NULL) {return false;}

   239

  if (typeid(*type_symbol) == typeid(time_type_name_c)) {return true;}

   240

  return is_ANY_NUM_type(type_symbol);

   241

}

   242

   243

/* A helper function... */

   244

bool is_ANY_signed_MAGNITUDE_type(symbol_c *type_symbol) {

   245

  if (type_symbol == NULL) {return false;}

   246

  if (typeid(*type_symbol) == typeid(time_type_name_c)) {return true;}

   247

  return is_ANY_signed_NUM_type(type_symbol);

   248

}

   249

   250

/* A helper function... */

   251

bool is_ANY_SAFEMAGNITUDE_type(symbol_c *type_symbol) {

   252

  if (type_symbol == NULL) {return false;}

   253

  if (typeid(*type_symbol) == typeid(safetime_type_name_c)) {return true;}

   254

  return is_ANY_SAFENUM_type(type_symbol);

   255

}

   256

   257

/* A helper function... */

   258

bool is_ANY_signed_SAFEMAGNITUDE_type(symbol_c *type_symbol) {

   259

  if (type_symbol == NULL) {return false;}

   260

  if (typeid(*type_symbol) == typeid(safetime_type_name_c)) {return true;}

   261

  return is_ANY_signed_SAFENUM_type(type_symbol);

   262

}

   263

   264

/* A helper function... */

   265

bool is_ANY_MAGNITUDE_compatible(symbol_c *type_symbol) {

   266

  if (type_symbol == NULL) {return false;}

   267

  if (is_ANY_MAGNITUDE_type    (type_symbol))              {return true;}

   268

  if (is_ANY_SAFEMAGNITUDE_type(type_symbol))              {return true;}

   269

  return is_ANY_NUM_compatible(type_symbol);

   270

}

   271

   272

/* A helper function... */

   273

bool is_ANY_signed_MAGNITUDE_compatible(symbol_c *type_symbol) {

   274

  if (type_symbol == NULL) {return false;}

   275

  if (is_ANY_signed_MAGNITUDE_type    (type_symbol))       {return true;}

   276

  if (is_ANY_signed_SAFEMAGNITUDE_type(type_symbol))       {return true;}

   277

  return is_ANY_signed_NUM_compatible(type_symbol);

   278

}

   279

   280

/* A helper function... */

   281

bool is_ANY_NUM_type(symbol_c *type_symbol) {

   282

  if (type_symbol == NULL) {return false;}

   283

  if (is_ANY_REAL_type(type_symbol))                       {return true;}

   284

  if (is_ANY_INT_type(type_symbol))                        {return true;}

   285

  return false;

   286

}

   287

   288

/* A helper function... */

   289

bool is_ANY_signed_NUM_type(symbol_c *type_symbol) {

   290

  if (type_symbol == NULL) {return false;}

   291

  if (is_ANY_REAL_type(type_symbol))                       {return true;}

   292

  if (is_ANY_signed_INT_type(type_symbol))                 {return true;}

   293

  return false;

   294

}

   295

   296

/* A helper function... */

   297

bool is_ANY_SAFENUM_type(symbol_c *type_symbol) {

   298

  if (type_symbol == NULL) {return false;}

   299

  return is_ANY_SAFEREAL_type(type_symbol)

   300

      || is_ANY_SAFEINT_type (type_symbol);

   301

}

   302

   303

/* A helper function... */

   304

bool is_ANY_signed_SAFENUM_type(symbol_c *type_symbol) {

   305

  if (type_symbol == NULL) {return false;}

   306

  return is_ANY_SAFEREAL_type(type_symbol)

   307

      || is_ANY_signed_SAFEINT_type (type_symbol);

   308

}

   309

   310

/* A helper function... */

   311

bool is_ANY_NUM_compatible(symbol_c *type_symbol) {

   312

  if (type_symbol == NULL) {return false;}

   313

  if (is_ANY_REAL_compatible(type_symbol))                       {return true;}

   314

  if (is_ANY_INT_compatible(type_symbol))                        {return true;}

   315

  return false;

   316

}

   317

   318

/* A helper function... */

   319

bool is_ANY_signed_NUM_compatible(symbol_c *type_symbol) {

   320

  if (type_symbol == NULL) {return false;}

   321

  if (is_ANY_REAL_compatible(type_symbol))                       {return true;}

   322

  if (is_ANY_signed_INT_compatible(type_symbol))                 {return true;}

   323

  return false;

   324

}

   325

   326

/* A helper function... */

   327

bool is_ANY_DATE_type(symbol_c *type_symbol) {

   328

  if (type_symbol == NULL) {return false;}

   329

  if (typeid(*type_symbol) == typeid(date_type_name_c)) {return true;}

   330

  if (typeid(*type_symbol) == typeid(tod_type_name_c))  {return true;}

   331

  if (typeid(*type_symbol) == typeid(dt_type_name_c))   {return true;}

   332

  return false;

   333

}

   334

   335

/* A helper function... */

   336

bool is_ANY_SAFEDATE_type(symbol_c *type_symbol) {

   337

  if (type_symbol == NULL) {return false;}

   338

  if (typeid(*type_symbol) == typeid(safedate_type_name_c)) {return true;}

   339

  if (typeid(*type_symbol) == typeid(safetod_type_name_c))  {return true;}

   340

  if (typeid(*type_symbol) == typeid(safedt_type_name_c))   {return true;}

   341

  return false;

   342

}

   343

   344

/* A helper function... */

   345

bool is_ANY_DATE_compatible(symbol_c *type_symbol) {

   346

  if (type_symbol == NULL) {return false;}

   347

  if (is_ANY_DATE_type    (type_symbol))              {return true;}

   348

  if (is_ANY_SAFEDATE_type(type_symbol))              {return true;}

   349

  return false;

   350

}

   351

   352

/* A helper function... */

   353

bool is_ANY_STRING_type(symbol_c *type_symbol) {

   354

  if (type_symbol == NULL) {return false;}

   355

  if (typeid(*type_symbol) == typeid(string_type_name_c)) {return true;}

   356

  if (typeid(*type_symbol) == typeid(wstring_type_name_c)) {return true;}

   357

  return false;

   358

}

   359

   360

/* A helper function... */

   361

bool is_ANY_SAFESTRING_type(symbol_c *type_symbol) {

   362

  if (type_symbol == NULL) {return false;}

   363

  if (typeid(*type_symbol) == typeid(safestring_type_name_c)) {return true;}

   364

  if (typeid(*type_symbol) == typeid(safewstring_type_name_c)) {return true;}

   365

  return false;

   366

}

   367

   368

/* A helper function... */

   369

bool is_ANY_STRING_compatible(symbol_c *type_symbol) {

   370

  if (type_symbol == NULL) {return false;}

   371

  if (is_ANY_STRING_type    (type_symbol))              {return true;}

   372

  if (is_ANY_SAFESTRING_type(type_symbol))              {return true;}

   373

  return false;

   374

}

   375

   376

/* A helper function... */

   377

bool is_ANY_INT_type(symbol_c *type_symbol) {

   378

  if (type_symbol == NULL) {return false;}

   379

  if (typeid(*type_symbol) == typeid(sint_type_name_c))  {return true;}

   380

  if (typeid(*type_symbol) == typeid(int_type_name_c))   {return true;}

   381

  if (typeid(*type_symbol) == typeid(dint_type_name_c))  {return true;}

   382

  if (typeid(*type_symbol) == typeid(lint_type_name_c))  {return true;}

   383

  if (typeid(*type_symbol) == typeid(usint_type_name_c)) {return true;}

   384

  if (typeid(*type_symbol) == typeid(uint_type_name_c))  {return true;}

   385

  if (typeid(*type_symbol) == typeid(udint_type_name_c)) {return true;}

   386

  if (typeid(*type_symbol) == typeid(ulint_type_name_c)) {return true;}

   387

  return false;

   388

}

   389

   390

/* A helper function... */

   391

bool is_ANY_signed_INT_type(symbol_c *type_symbol) {

   392

  if (type_symbol == NULL) {return false;}

   393

  if (typeid(*type_symbol) == typeid(sint_type_name_c))  {return true;}

   394

  if (typeid(*type_symbol) == typeid(int_type_name_c))   {return true;}

   395

  if (typeid(*type_symbol) == typeid(dint_type_name_c))  {return true;}

   396

  if (typeid(*type_symbol) == typeid(lint_type_name_c))  {return true;}

   397

  return false;

   398

}

   399

   400

/* A helper function... */

   401

bool is_ANY_signed_SAFEINT_type(symbol_c *type_symbol) {

   402

  if (type_symbol == NULL) {return false;}

   403

  if (typeid(*type_symbol) == typeid(safesint_type_name_c))  {return true;}

   404

  if (typeid(*type_symbol) == typeid(safeint_type_name_c))   {return true;}

   405

  if (typeid(*type_symbol) == typeid(safedint_type_name_c))  {return true;}

   406

  if (typeid(*type_symbol) == typeid(safelint_type_name_c))  {return true;}

   407

  return false;

   408

}

   409

   410

/* A helper function... */

   411

bool is_ANY_SAFEINT_type(symbol_c *type_symbol) {

   412

  if (type_symbol == NULL) {return false;}

   413

  if (typeid(*type_symbol) == typeid(safesint_type_name_c))  {return true;}

   414

  if (typeid(*type_symbol) == typeid(safeint_type_name_c))   {return true;}

   415

  if (typeid(*type_symbol) == typeid(safedint_type_name_c))  {return true;}

   416

  if (typeid(*type_symbol) == typeid(safelint_type_name_c))  {return true;}

   417

  if (typeid(*type_symbol) == typeid(safeusint_type_name_c)) {return true;}

   418

  if (typeid(*type_symbol) == typeid(safeuint_type_name_c))  {return true;}

   419

  if (typeid(*type_symbol) == typeid(safeudint_type_name_c)) {return true;}

   420

  if (typeid(*type_symbol) == typeid(safeulint_type_name_c)) {return true;}

   421

  return false;

   422

}

   423

   424

/* A helper function... */

   425

bool is_ANY_signed_INT_compatible(symbol_c *type_symbol) {

   426

  if (type_symbol == NULL) {return false;}

   427

  if (is_ANY_signed_INT_type    (type_symbol))              {return true;}

   428

  if (is_ANY_signed_SAFEINT_type(type_symbol))              {return true;}

   429

  return false;

   430

}

   431

   432

/* A helper function... */

   433

bool is_ANY_INT_compatible(symbol_c *type_symbol) {

   434

  if (type_symbol == NULL) {return false;}

   435

  if (is_ANY_INT_type    (type_symbol))              {return true;}

   436

  if (is_ANY_SAFEINT_type(type_symbol))              {return true;}

   437

  return false;

   438

}

   439

   440

/* A helper function... */

   441

bool is_ANY_REAL_type(symbol_c *type_symbol) {

   442

  if (type_symbol == NULL) {return false;}

   443

  if (typeid(*type_symbol) == typeid(real_type_name_c))  {return true;}

   444

  if (typeid(*type_symbol) == typeid(lreal_type_name_c)) {return true;}

   445

  return false;

   446

}

   447

   448

/* A helper function... */

   449

bool is_ANY_SAFEREAL_type(symbol_c *type_symbol) {

   450

  if (type_symbol == NULL) {return false;}

   451

  if (typeid(*type_symbol) == typeid(safereal_type_name_c))  {return true;}

   452

  if (typeid(*type_symbol) == typeid(safelreal_type_name_c)) {return true;}

   453

  return false;

   454

}

   455

   456

/* A helper function... */

   457

bool is_ANY_REAL_compatible(symbol_c *type_symbol) {

   458

  if (type_symbol == NULL) {return false;}

   459

  if (is_ANY_REAL_type    (type_symbol))              {return true;}

   460

  if (is_ANY_SAFEREAL_type(type_symbol))              {return true;}

   461

  return false;

   462

}

   463

   464

/* A helper function... */

   465

bool is_ANY_BIT_type(symbol_c *type_symbol) {

   466

  if (type_symbol == NULL) {return false;}

   467

  if (typeid(*type_symbol) == typeid(bool_type_name_c))     {return true;}

   468

  if (typeid(*type_symbol) == typeid(byte_type_name_c))     {return true;}

   469

  if (typeid(*type_symbol) == typeid(word_type_name_c))     {return true;}

   470

  if (typeid(*type_symbol) == typeid(dword_type_name_c))    {return true;}

   471

  if (typeid(*type_symbol) == typeid(lword_type_name_c))    {return true;}

   472

  return false;

   473

}

   474

   475

/* A helper function... */

   476

bool is_ANY_SAFEBIT_type(symbol_c *type_symbol) {

   477

  if (type_symbol == NULL) {return false;}

   478

  if (typeid(*type_symbol) == typeid(safebool_type_name_c))     {return true;}

   479

  if (typeid(*type_symbol) == typeid(safebyte_type_name_c))     {return true;}

   480

  if (typeid(*type_symbol) == typeid(safeword_type_name_c))     {return true;}

   481

  if (typeid(*type_symbol) == typeid(safedword_type_name_c))    {return true;}

   482

  if (typeid(*type_symbol) == typeid(safelword_type_name_c))    {return true;}

   483

  return false;

   484

}

   485

   486

/* A helper function... */

   487

bool is_ANY_BIT_compatible(symbol_c *type_symbol) {

   488

  if (type_symbol == NULL) {return false;}

   489

  if (is_ANY_BIT_type    (type_symbol))              {return true;}

   490

  if (is_ANY_SAFEBIT_type(type_symbol))              {return true;}

   491

  return false;

   492

}

   493

   494

/* A helper function... */

   495

bool is_BOOL_type(symbol_c *type_symbol) {

   496

  if (type_symbol == NULL) {return false;}

   497

  if (typeid(*type_symbol) == typeid(bool_type_name_c))      {return true;}

   498

  return false;

   499

}

   500

   501

/* A helper function... */

   502

bool is_SAFEBOOL_type(symbol_c *type_symbol){

   503

  if (type_symbol == NULL) {return false;}

   504

  if (typeid(*type_symbol) == typeid(safebool_type_name_c))  {return true;}

   505

  return false;

   506

}

   507

   508

/* A helper function... */

   509

bool is_ANY_BOOL_compatible(symbol_c *type_symbol) {

   510

  if (type_symbol == NULL) {return false;}

   511

  if (is_BOOL_type    (type_symbol))              {return true;}

   512

  if (is_SAFEBOOL_type(type_symbol))              {return true;}

   513

  return false;

   514

}

   515

   516

   517

   518

   519