[incubator-devlake-website] 03/03: docs: add more description

[yu...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

yumeng pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/incubator-devlake-website.git

commit a7d3690911dc41a8ccd97f17960176106c11f645
Author: thenicetgp <13...@163.com>
AuthorDate: Tue Sep 6 19:48:18 2022 +0800

    docs: add more description
---
 docs/Plugins/refdiff.md | 29 +++++++++++++++++++----------
 1 file changed, 19 insertions(+), 10 deletions(-)

diff --git a/docs/Plugins/refdiff.md b/docs/Plugins/refdiff.md
index e380e987a..bcacf95d6 100644
--- a/docs/Plugins/refdiff.md
+++ b/docs/Plugins/refdiff.md
@@ -95,18 +95,27 @@ JSON
 This plugin depends on `libgit2`, you need to install version 1.3.0 in order to run and debug this plugin on your local
 machine.
 
-### Ubuntu
+### Linux
 
 ```
-apt install cmake
-git clone https://github.com/libgit2/libgit2.git
-cd libgit2
-git checkout v1.3.0
-mkdir build
-cd build
-cmake ..
-make
-make install
+1. require cmake
+[ubuntu]
+apt install cmake -y
+[centos]
+yum install cmake -y
+
+2. compiling 
+git clone -b v1.3.0 https://github.com/libgit2/libgit2.git && cd libgit2
+mkdir build && cd build && cmake ..
+make && make install
+
+3.PKG_CONFIG and LD_LIBRARY_PATH
+[centos]
+export PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib64:/usr/local/lib64/pkgconfig
+export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib64
+[ubuntu]
+export PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib:/usr/local/lib/pkgconfig
+export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib
 ```
 
 #### Troubleshooting (linux)