Install and manage software packages

purpose

Basic knowledge

After downloading the source code package

Install the gcc software package (a compiler that can compile C language)

yum install -y gcc
gcc --version

Source code installation process

Unzip the source package nfts

Enter the source code package directory.

This file contains the installation and usage methods of the source code package

Configure

Execute script directly

Compile-make

Direct input

make

Created as shown below

Install-make-install

# make install

View the disk:

fdisk -l: You can see the file system of Windows,

Linux accessing Windows

创建挂载点：mkdir /mnt/windows
挂载： nfts-3g /dev/sda1 /mnt/windows/
查看挂载信息：df -hT

You can try to enter the disk to view the file

after mounting on sda2 , and you can use cp to copy

Use of rpm

统计当前计算机安装多少软件包rpm -qa |  wc -l

Install and upgrade

rpm package building steps

1. Unzip the source package, here is nfts as an example

2. Installation tool

yum install rpm-build 	-y

Generate rpmrebuild directory (abc.spac casually write)

3. Copy to working directory

4. Make the spec file in the SPECS directory. The
extension must be at the end of spec.


Declare the directory

5. Build the RPM package.

Build successfully.

Check whether the rpm is made.

6. Installation test

Use YUM source