C/C ++ on Liunx platform Article 1: Basic Concepts and necessary knowledge

Linux Kernel: it manages computer hardware and provides APIs in the form of C functions.
Standard C Language Library: An application library built on the API, encapsulates some low-level APIs, and provides more efficient C functions for upper-layer applications;
For example, malloc and printf.
Some functions in the standard library do not use APIs, but only provide some algorithms in the user State, such as strcpy.
The vitality of the development tool de: C/C ++ has never been outdated since the rapid development of computers.
It is as vital as UNIX.

<To be continue...>

 

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