tools/gpgtar: Handle '--gpg' argument.
* tools/gpgtar-create.c (gpgtar_create): Use given gpg program. * tools/gpgtar-extract.c (gpgtar_extract): Likewise. * tools/gpgtar-list.c (gpgtar_list): Likewise. * tools/gpgtar.c (enum cmd_and_opt_values): New constant. (opts): Add argument. (main): Handle argument. * tools/gpgtar.h (opt): Add field 'gpg_program'.
- Signed-off-by: Justus Winter <justus@g10code.com>