Install clhep geant4

Within the cygwin environment, you can setup the env variables using a script such as geant4-setup. Note that on Windows, you may have to compile in debug mode - this was certainly true with Geant4 3. Shared libraries are not supported on Windows, as of Geant 4. Now you are ready to go! You may be forced to enter each source subdirectory and execute make global by hand.

To copy all include files to a central directory do: make includes You will very likely see error message when doing this on Windows.. You may find that this does not happen seamlessly.

In those cases, one can go into each subdirectory of the source directory and execute make includes to force all include files to be copied. In extreme cases, you may have to finish copying some include files by hand. Binaries The Geant4 group does provide binaries for some systems. Compiling Geant4 from Scratch You can obtain the source code from the Geant4 home page. Once you have the source code, proceed to the instructions for your operating system.

Install ROOT if it still not operative on your system. Download it and follow the installation instructions. I normally use the directory name G4 in my local account. You have now two possibilities: Run the configure script. Type the command:. It will configure a set of environment variables which are already defined already in the.

Edit the file. Run the file. A good idea is to include the script in the. Check that the variables are correctly installed on the system for instance use the command set and check the output to see the variables defined in the script. It is possible that you have to modify some variables in the file, if the paths does not match with your installation.

Once the process of building the libraries has been completed successfully, the Geant4 toolkit can be installed in the specified already existing installation area by typing:.