core: Add cert-notation support and extended-edit

* src/context.h (gpgme_context): Add new flag for extended-edit.
* src/engine-gpg.c (append_args_from_sig_notations): Add flags to
control the kind of notations.
(gpg_edit): Respect extended-edit and notations.
(gpg_encrypt_sign, gpg_sign): Update call to
append_args_from_sig_notations.
* src/gpgme.c (gpgme_set_ctx_flag, gpgme_get_ctx_flag): Support
extended-edit.
* NEWS, doc/gpgme.texi: Mention extended-edit.

--
This provides a way to get the extended key-edit interface without
breaking bad state machines that rely on the current command flow.

A use case for this is to enable multiple local signatures, which
can be used together with annotations for:

GnuPG-Bug-Id: T4734

1 files changed, 8 insertions, 0 deletions

diff --git a/src/gpgme.c b/src/gpgme.c
index 65a2e309..8f4d5f3e 100644
--- a/src/gpgme.c
+++ b/src/gpgme.c
@@ -566,6 +566,10 @@ gpgme_set_ctx_flag (gpgme_ctx_t ctx, const char *name, const char *value)
       if (!ctx->trust_model)
         err = gpg_error_from_syserror ();
     }
+  else if (!strcmp (name, "extended-edit"))
+    {
+      ctx->extended_edit = abool;
+    }
   else
     err = gpg_error (GPG_ERR_UNKNOWN_NAME);
 
@@ -623,6 +627,10 @@ gpgme_get_ctx_flag (gpgme_ctx_t ctx, const char *name)
     {
       return ctx->auto_key_locate? ctx->auto_key_locate : "";
     }
+  else if (!strcmp (name, "extended-edit"))
+    {
+      return ctx->extended_edit ? "1":"";
+    }
   else
     return NULL;
 }