HP SunSoft Pascal 4.0 manuali

Hp SunSoft Pascal 4.0 Manuale Utente (333 pagine)

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Pascal 4.0 User’s Guide

1

Contents

3

Contents v

5

Contents vii

7

Contents ix

9

Contents xi

11

Contents xiii

13

Operating Environment

19

Installation

19

Audience

20

Organization

20

Related Documentation

22

README Files

23

Other Related Documentation

23

Introduction

25

Pascal Compiler

26

Features

26

Compatibility

26

Text Editors

27

Debuggers

27

XView Toolkit

27

Native Language Support

27

Internationalization

28

Licensing

29

6 Pascal 4.0 User’s Guide

30

Pascal Programs

31

Compiling the Program

32

Running the Program

33

Renaming the Executable File

33

An Interactive Pascal Program

34

Redirecting I/O

35

Where Did My Program Fail?

37

Using the -g Option

39

The Pascal Compiler

41

Compile and Link Sequence

42

Language Preprocessor

43

–Bbinding

48

The Pascal Compiler 25

49

{$b0} No buffering

49

{$b1} Line buffering

49

26 Pascal 4.0 User’s Guide

50

–Dname[=def]

51

28 Pascal 4.0 User’s Guide

52

-fnonstd

53

–fround=r

53

–ftrap=t

54

The Pascal Compiler 31

55

–help or -flags

56

–Ipathname

56

-keeptmp

56

-Ldirectory

57

-libmieee

58

–misalign

58

–nolibmil

59

-noqueue

59

-notrace

60

–O[level]

60

The Pascal Compiler 37

61

–o ﬁlename

62

–p and –pg

63

–pic,-Kpic and –PIC, -KPIC

63

–Qoption

64

–Qpath pathname

64

–Qproduce

64

-R path[

65

42 Pascal 4.0 User’s Guide

66

Examples:

67

46 Pascal 4.0 User’s Guide

70

–temp=dir

71

The Pascal Compiler 49

73

50 Pascal 4.0 User’s Guide

74

v7 or v8 machine

76

-xcache=c

77

• generic

77

• s1/l1/a1

77

• s1/l1/a1:s2/l2/a2

77

• s1/l1/a1:s2/l2/a2:s3/l3/a3

77

-xchip=c

78

-xildoff

80

-xlibmieee

80

-xlibmil

80

The Pascal Compiler 57

81

-xprofile=p

82

-xregs=r

84

The Pascal Compiler 61

85

-xtarget=t

86

Program Construction and

91

Management

91

Compiling with Units

93

Using Units and Header Files

94

Libraries

98

Separate Compilation

99

Using Program Units

100

Using Module Units

100

• include ﬁles

100

Sharing Public Variables

101

Using the -xl Option

104

Using the define Declaration

107

Using include Files

108

, inc_mod2.p module inc_mod2;

109

Using extern

110

88 Pascal 4.0 User’s Guide

112

The C–Pascal Interface

113

Theshortreal Type

115

Character Strings

115

Incompatibilities

116

Procedure Calls: C–Pascal

117

Variable Parameters

118

Simple Types without –xl

119

Simple Types with –xl

120

Strings of Characters

120

Fixed Arrays

121

The univ Arrays

124

Conformant Arrays

125

Records and Structures

129

Consider this example:

131

Variant Records

132

Pascal Set Type

134

Pascal intset Type

135

Value Parameters

136

Function Return Values

139

Input and Output

140

Procedure Calls: Pascal–C

141

Following are some examples:

150

Non-Pascal Procedures

151

See this example:

152

136 Pascal 4.0 User’s Guide

160

The C++–Pascal Interface

161

C++ Name Encoding

162

Procedure Calls: C++–Pascal

162

Arguments Passed by Reference

163

Arguments Passed by Value

174

Simple Types

177

Type shortreal

178

Procedure Calls: Pascal–C++

179

Pascal. See this example:

185

Pascal File Pointers to C++

186

The FORTRAN–Pascal Interface

187

, byte, or

189

Pascal Set Types

191

Multidimensional Arrays

191

See the following example:

193

Pascalintset Type

203

Typeshortreal

206

Pointers

207

Character Dummy Arguments

213

Routines as Parameters

226

204 Pascal 4.0 User’s Guide

228

Error Diagnostics

229

String Errors

230

Digits in Real Numbers

230

Compiler Semantic Errors

234

Thescalar Class

235

Scalar Error Messages

236

Expression Diagnostics

236

Type Equivalence

238

Unreachable Statements

239

Thegoto Statement

240

Uninitialized Variables

240

Compiler Panics, I/O Errors

241

Runtime Errors

241

218 Pascal 4.0 User’s Guide

242

Error Diagnostics 219

243

220 Pascal 4.0 User’s Guide

244

The XView Toolkit

245

Object-Oriented Programming

246

Pascal Interface

247

Compiling with Libraries

248

Header Files

248

Attribute Lists

249

Conversion of C to Pascal

251

1. Deﬁned in stddefs_p.h

252

Sample Program

254

Menu Demo Program

255

Now run the executable ﬁle:

256

Math Libraries

257

IEEE Support Functions

260

SPARC Libraries

262

Arithmetic Exceptions

263

244 Pascal 4.0 User’s Guide

268

Pascal Preprocessor

269

Compiler Directives

270

The%config Directive

271

The %debug Directive

273

The %else Directive

274

The %elseif Directive

275

The%elseifdef Directive

276

Comments

277

The %enable Directive

278

The %endif Directive

279

The%error Directive

279

The%exit Directive

280

The%if Directive

281

The%ifdef Directive

282

The%include Directive

283

The %list Directive

284

The %nolist Directive

286

The %slibrary Directive

287

The%var Directive

287

The%warning Directive

287

Error Messages

289

266 Pascal 4.0 User’s Guide

290

Error Messages 267

291

268 Pascal 4.0 User’s Guide

292

Error Messages 269

293

270 Pascal 4.0 User’s Guide

294

Error Messages 271

295

272 Pascal 4.0 User’s Guide

296

Error Messages 273

297

274 Pascal 4.0 User’s Guide

298

Error Messages 275

299

276 Pascal 4.0 User’s Guide

300

Error Messages 277

301

278 Pascal 4.0 User’s Guide

302

Error Messages 279

303

280 Pascal 4.0 User’s Guide

304

Error Messages 281

305

282 Pascal 4.0 User’s Guide

306

Error Messages 283

307

284 Pascal 4.0 User’s Guide

308

Error Messages 285

309

286 Pascal 4.0 User’s Guide

310

Error Messages 287

311

288 Pascal 4.0 User’s Guide

312

Error Messages 289

313

290 Pascal 4.0 User’s Guide

314

Error Messages 291

315

292 Pascal 4.0 User’s Guide

316

Error Messages 293

317

294 Pascal 4.0 User’s Guide

318

Error Messages 295

319

296 Pascal 4.0 User’s Guide

320

Index 307

331

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