Introduction - If you have any usage issues, please Google them yourself
UNIX environment high-level programming
This book comprehensively introduces the UNIX system programming interface- system call interface and standard C library provides many functions. This book s former chapter 15 focuses on the theoretical knowledge elaboration, main content includes UNIX files and directories, process, environment, process control, inter-process communication and various I/O. On this basis, separately according to clause presents several applications, including how to create the database function library, PostScript printer driver, modems dialer and in pseudo terminal operation on the other program procedures, etc. This book with rich content authority, clear concept, it has long been known as penetrating UNIX programming "bible", for all UNIX programmer- whether beginners or expert personage- is an invaluable reference books.