Installing Udunits2

Procedure

1. Use PuTTY to log in to the server as the root user.
2. Create an installation directory.

   mkdir -p /path/to/udunits2

3. Go to the installation directory.

   cd /path/to/udunits2

4. Obtain the source package.

   wget https://artifacts.unidata.ucar.edu/repository/downloads-udunits/udunits-2.2.28.tar.gz

5. Decompress the source package.

   tar -zxvf udunits-2.2.28.tar.gz

6. Go to the directory generated after the decompression.

   cd udunits-2.2.28/

7. Set the environment variables.

   export PERL=""

8. Install the dependencies.

   yum install expat-devel

9. Configure the compilation.

   ./configure --prefix=/path/to/udunits2

   

10. Perform the compilation and installation.

    make -j 8

    

    make install

    

11. Set the environment variables.

    export PATH=/path/to/udunits2/bin:$PATH
    export LD_LIBRARY_PATH=/path/to/udunits2/lib:$LD_LIBRARY_PATH