opam_file_location

(opam_file_location <location>)

3.8

Configure where generated .opam files are located. <location> can be one of the following:

relative_to_project: the .opam files are generated in the project root directory. This is the default.
inside_opam_directory: the .opam files are generated in a directory named opam in the project root directory.

/howto/opam-file-generation