Effective TCP/IP Programming: 44 Tips to Improve Your Network Programs

Appendix AMiscellaneous UNIX Code

The etcp.h Header

Almost all of our example programs start by including the etcp.h header file (Figure A.1). This file contains the other includes that we generally need, including skel.h (Figure 2.14) as well as a few other defines, typedefs, and prototypes.

Figure A.1 The etcp.h header

The daemon Function

The daemon function that we use in tcpmux is a standard BSD library routine. For SVR4 systems, we supply the version presented in Figure A.2.

Figure A.2 The daemon function

The signal Function

As we ...