UNIX环境高级编程学习笔记

UNIX环境高级编程2E

UNIX 基础

UNIX 标准

ISO C

IEEE POSIX

文件IO

内核描述符

文件操作(无缓冲区)

open

creat

close

lseek

read

write

文件共享

文件和目录

文件类型

文件权限管理

文件系统(UnixFileSystem)

硬链接/符号链接

文件的时间

标准IO库

打开/关闭流

读/写流

1. 每次一个字符

2. 每次一行

3. 二进制IO

系统数据文件和信息

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进程环境

main/exit

C程序存储空间

动态分配内存

进程控制

fork()

exit()/wait()

exec()

system()

进程关系

信号

线程

线程控制

守护进程

高级IO

非阻塞IO

记录锁

流

IPC: 进程间通信

管道/协同进程/FIFO

XSI IPC: 消息队列/信号量/共享存储器

消息队列

信号量

共享存储

网络IPC :套接字

高级进程间通信