with DOS/4GW? - Open Watcom

Table of Contents
39 Developing an OS/2 Physical Device Driver ............................................................ 319
40 Using the IBM OS/2 WorkFrame/2 .......................................................................... 325
AutoCAD ADS Programming Guide ........................................................................................ 327
41 Creating AutoCAD Applications .............................................................................. 329
41.1 Compiling an ADS Application ................................................................. 329
41.2 Linking an ADS Application ...................................................................... 330
41.3 One-Step Compiling and Linking ............................................................... 330
41.4 Debugging an ADS Application ................................................................. 331
Novell NLM Programming Guide ............................................................................................. 333
42 Creating NetWare 386 NLM Applications ............................................................... 335
Mixed Language Programming ................................................................................................. 337
43 Inter-Language calls: C and FORTRAN ................................................................... 339
43.1 Symbol Naming Convention ...................................................................... 339
43.2 Argument Passing Convention ................................................................... 340
43.3 Memory Model Compatibility .................................................................... 341
43.4 Linking Considerations ............................................................................... 341
43.5 Integer Type Compatibility ........................................................................ 342
43.6 How do I pass integers from C to a FORTRAN function? ......................... 342
43.7 How do I pass integers from FORTRAN to a C function? ......................... 343
43.8 How do I pass a string from a C function to FORTRAN? ......................... 345
43.9 How do I pass a string from FORTRAN to a C function? ......................... 346
43.10 How do I access a FORTRAN common block from within C? ............... 347
43.11 How do I call a C function that accepts a variable number of
arguments? ................................................................................................ 349
Common Problems .................................................................................................................... 351
44 Commonly Asked Questions and Answers ............................................................... 353
44.1 Determining my current patch level ........................................................... 353
44.2 Converting to Watcom C/C++ .................................................................... 354
44.2.1 Conversion from UNIX compilers ............................................... 357
xii