Compilation and Installation

Procedure

1. Use PuTTY to log in to the server as the root user.
2. Go to the source package directory.

   cd /path/to/openbabel

3. Decompress the installation package and go to the directory generated after the decompression.

   tar xvf openbabel-3-1-1.tar.gz
   cd openbabel-3.1.1

4. Download the Eigen3 package and decompress it.

   wget https://gitlab.com/libeigen/eigen/-/archive/3.4.0/eigen-3.4.0.tar.gz
   tar xvf eigen-3.4.0.tar.gz

5. Create a build directory and go to it.

   mkidr build
   cd build

6. Perform the compilation and installation.

   cmake .. -DEIGEN3_INCLUDE_DIR=/path/to/openbabel/openbabel-3.1.1/eigen-3.4.0 -DCMAKE_INSTALL_PREFIX=/path/to/openbabel/openbabel-3.1.1-install
   make
   make install