> For the complete documentation index, see [llms.txt](https://xoops.gitbook.io/xoonips-tutorial/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xoops.gitbook.io/xoonips-tutorial/3installation/4.-customize-centos5/44install_external_programs.md).

# 4.4. Install external programs

Install the external programs required to make XooNIps operable.

| Obtain the external support programs.                                                   |                                              |
| --------------------------------------------------------------------------------------- | -------------------------------------------- |
| **\[root\@xoonips-server \~]# wget** <http://prdownloads.sf.net/chicago/xlhtml-0.5.tgz> |                                              |
| **\[root\@xoonips-server \~]# tar -xzvf xlhtml-0.5.tgz**                                | ← Expand the obtained files.                 |
| **\[root\@xoonips-server \~]# cd xlhtml-0.5**                                           |                                              |
| **\[root\@xoonips-server \~]# cp /usr/share/automake-1.9/depcomp ./**                   | ← Copy the commands required for installing. |
| **\[root\@xoonips-server \~]# ./configure**                                             | ← Execute the configuration.                 |
| **\[root\@xoonips-server \~]# make**                                                    | ← Execute the make.                          |
| **\[root\@xoonips-server \~]# make install**                                            | ← Execute the installation.                  |
| **\[root\@xoonips-server \~]# cd**                                                      | ← Escape from the expand directory.          |

| Obtain the external support programs.                                                          |                                       |
| ---------------------------------------------------------------------------------------------- | ------------------------------------- |
| **\[root\@xoonips-server \~]# wget** <http://downloads.sourceforge.net/wvware/wv-1.2.4.tar.gz> |                                       |
| **\[root\@xoonips-server \~]# tar -xzvf wv-1.2.4.tar.gz**                                      | ← Expand the obtained files.          |
| **\[root\@xoonips-server \~]# cd wv-1.2.4**                                                    |                                       |
| **\[root\@xoonips-server \~]# ./configure**                                                    | ← Execute the configuration.          |
| **\[root\@xoonips-server \~]# make**                                                           | ← Execute the make.                   |
| **\[root\@xoonips-server \~]# make install**                                                   | ← Perform installation.               |
| **\[root\@xoonips-server \~]# cd**                                                             | ← Escape from the expanded directory. |

| Create symbolic links to make the external programs operable to XooNIps.      |
| ----------------------------------------------------------------------------- |
| **\[root\@xoonips-server \~]# ln -s /usr/local/bin/xlhtml /usr/bin/xlhtml**   |
| **\[root\@xoonips-server \~]# ln -s /usr/local/bin/ppthtml /usr/bin/ppthtml** |
| **\[root\@xoonips-server \~]# ln -s /usr/local/bin/wvText /usr/bin/wvText**   |

| Close the installation of the external programs.      |
| ----------------------------------------------------- |
| **\[root\@xoonips-server \~]# rm -rf xlhtml-0.5**     |
| **\[root\@xoonips-server \~]# rm -rf wv-1.2.4**       |
| **\[root\@xoonips-server \~]# rm -f xlhtml-0.5.tgz**  |
| **\[root\@xoonips-server \~]# rm -f wv-1.2.4.tar.gz** |