Obtain the source code of the centos command.

 

Installation Tools

# Yum install Yum-utils

 

Set Source:

[Base-Src]

CentOS-5.4-base Src-

Base url = http://vault.centos.org/5.4/ OS /SRPMS/

# Items list = http://mirrorlist.centos.org /? Release = 5.4 & arch = srpms & repo = OS

Gpgcheck = 1

Gpgkey = http://vault.centos.org/RPM-GPG-KEY-CentOS-5

 

[Updates-Src]

Name = CentOS-5.4-Updates Src-centos

Base url = http://vault.centos.org/5.4/updates/SRPMS/

# Items list = http://mirrorlist.centos.org /? Release = 5.4 & arch = srpms & repo = updates

Gpgcheck = 1

Gpgkey = http://vault.centos.org/RPM-GPG-KEY-CentOS-5

 

# Packages used/produced in the build but not released

[Addons-Src]

Name = CentOS-5.4-Addons Src-

Base url = http://vault.centos.org/5.4/addons/SRPMS/

# Items list = http://mirrorlist.centos.org /? Release = 5.4 & arch = srpms & repo = Addons

Gpgcheck = 1

Gpgkey = http://vault.centos.org/RPM-GPG-KEY-CentOS-5

 

# Additional packages that may be useful

[Extras-Src]

CentOS-5.4-extras Src-centos

Base url = http://vault.centos.org/5.4/extras/SRPMS/

# Items list = http://mirrorlist.centos.org /? Release = 5.4 & arch = srpms & repo = extras

Gpgcheck = 1

Gpgkey = http://vault.centos.org/RPM-GPG-KEY-CentOS-5

 

# Additional packages that extend functionality of existing packages

[Centosplus-Src]

CentOS-5.4-plus Src-centos

Base url = http://vault.centos.org/5.4/centosplus/SRPMS/

# Items list = http://mirrorlist.centos.org /? Release = 5.4 & arch = srpms & repo = centosplus

Gpgcheck = 1

Enabled = 0

Gpgkey = http://vault.centos.org/RPM-GPG-KEY-CentOS-5

 

# Contrib-packages by centos users

[Contrib-Src]

Name = CentOS-5.4-contrib Src-centos

Base url = http://vault.centos.org/5.4/contrib/SRPMS/

# Items list = http://mirrorlist.centos.org /? Release = 5.4 & arch = srpms & repo = contrib

Gpgcheck = 1

Enabled = 0

Gpgkey = http://vault.centos.org/RPM-GPG-KEY-CentOS-5

 

Download the source code corresponding to the command:

# Rpm-QF 'which mkdir'

Coreutils-5.97-23.el5

# Yumdownloader -- source coreutils

# Rpm2cpio coreutils-5.97-23.el5_4.2.src.rpm | cpio-ID

In this case, the source code package coreutils-5.97.tar.bz2 is obtained.