* lisp/net/pinentry.el: Require 'cl-lib for `cl-letf'.
(pinentry-start): Change the file modes of the socket file to 0700.
This is just for extra safety since the parent directory is already
protected with `server-ensure-safe-dir'.
* lisp/net/pinentry.el: Require 'cl-lib for `cl-letf'.
(pinentry--socket-dir): Change the default from /tmp/emacsXXX to
~/.emacs.d/pinentry.
(pinentry-start): Change the file modes of the socket file to 0700.
This is just for extra safety since the parent directory is already
protected with `server-ensure-safe-dir'.
* lisp/net/pinentry.el (pinentry-debug): New variable.
(pinentry-debug-buffer): New variable.
(pinentry--process-filter): Send input to the debug buffer, if
`pinentry-debug' is set.
* lisp/net/pinentry.el (pinentry-use-secrets): New user option.
(pinentry--allow-external-password-cache): New local variable.
(pinentry--key-info): New local variable.
(secrets-enabled, secrets-search-items, secrets-get-secret):
Declare.
(pinentry--send-passphrase): New function, split from
`pinentry--process-filter'.
(pinentry--process-filter): Use secrets.el to retrieve passphrase
from login keyring.
* lisp/net/pinentry.el (pinentry): New custom group.
(pinentry-popup-prompt-window): New user option.
(pinentry-prompt-window-height): New user option.
(pinentry--prompt-buffer): New variable.
(pinentry-prompt-mode-map): New variable.
(pinentry-prompt-mode): New function.
(pinentry--prompt): New function.
(pinentry--process-filter): Use `pinentry--prompt' instead of
`read-passwd' and `y-or-n-p'.
