[boost] [program_options] allowing unknown options (from third party libraries)

Dear Boosters, I could not find in the doc whether it is possible to have unknown options in the command line and tell the parsers to not worry about them. If it is already a feature, then perhaps it should be documented. Otherwise I think it could be a nice addition. the rationale is that there are framework/libraries out there with there own command line options : for example MPI and PETSC Best regards C. -- MIT Affiliate Debian/GNU/Linux developer for scientific computing packages fingerprint = 3703 50DE 7A9F 024E 0F26 0D07 A18F B40B D4BE 1450