[Emacs-diffs] master ef2059e 2/2: Give better errors in signing failures in Gnus

[Lars Ingebrigtsen]

branch: master
commit ef2059e877d104bfe5abd24df05bb09c7295e4fa
Author: Noam Postavsky <address@hidden>
Commit: Lars Ingebrigtsen <address@hidden>

    Give better errors in signing failures in Gnus
    
    * lisp/gnus/mml1991.el (mml1991-epg-sign): Give better error
    messages when signing fails (bug#26298).
    
    * lisp/gnus/mml2015.el (mml2015-epg-sign): Ditto.
---
 lisp/gnus/mml1991.el | 2 ++
 lisp/gnus/mml2015.el | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/lisp/gnus/mml1991.el b/lisp/gnus/mml1991.el
index 93b1b50..b2056b2 100644
--- a/lisp/gnus/mml1991.el
+++ b/lisp/gnus/mml1991.el
@@ -275,6 +275,8 @@ Whether the passphrase is cached at all is controlled by
        (mm-decode-content-transfer-encoding cte)))
     (let* ((pair (mml-secure-epg-sign 'OpenPGP 'clear))
           (signature (car pair)))
+      (unless (stringp signature)
+        (error "Signature failed"))
       (delete-region (point-min) (point-max))
       (insert
        (with-temp-buffer
diff --git a/lisp/gnus/mml2015.el b/lisp/gnus/mml2015.el
index 5980ddb..403b5e1 100644
--- a/lisp/gnus/mml2015.el
+++ b/lisp/gnus/mml2015.el
@@ -958,6 +958,8 @@ If set, it overrides the setting of 
`mml2015-sign-with-sender'."
     (let* ((pair (mml-secure-epg-sign 'OpenPGP t))
           (signature (car pair))
           (micalg (cdr pair)))
+      (unless (stringp signature)
+        (error "Signature failed"))
       (goto-char (point-min))
       (insert (format "Content-Type: multipart/signed; boundary=\"%s\";\n"
                      boundary))