gpg: Do not require a trustdb for decryption.
* g10/trustdb.c (init_trustdb): Add and implement arg NO_CREATE. Change to return an error code. Change all callers to to pass False for NO_CREATE. (tdb_get_ownertrust): New arg NO_CREATE. Call init_trustdb to test for a non-existing trustdb. Change all callers to to pass False for NO_CREATE. (tdb_get_min_ownertrust): Ditto. * g10/trust.c (get_ownertrust_with_min): Add arg NO_CREATE. Call init_trustdb for a quick check. (get_ownertrust_info): Add arg NO_CREATE. (get_ownertrust_string): Ditto. * g10/gpgv.c (get_ownertrust_info): Adjust stub. * g10/test-stubs.c (get_ownertrust_info): Ditto. * g10/mainproc.c (list_node): Call get_ownertrust_info with NO_CREATE set. * g10/pubkey-enc.c (get_it): Ditto.
For details see mails on Feb 27 and 28 by dkg, gniibe, and Justus to
gnupg-devel 'test failure on git master with
decrypt-session-key.scm (and: continuous integration?)'
- Fixes-commit: effa80e0b5fd8cf9e31a984afe391c2406edee8b
- Signed-off-by: Werner Koch <wk@gnupg.org>