[seahorse] Check the OpenPGP engine only

[Adam Schreiber <sadam src gnome org>]

commit 3593d4c58363b8d584aae179f532ba5ceedd5d9e
Author: nobled <nobled dreamwidth org>
Date:   Tue Feb 16 22:27:48 2010 +0000

    Check the OpenPGP engine only

 pgp/seahorse-gpgme.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/pgp/seahorse-gpgme.c b/pgp/seahorse-gpgme.c
index c6af2ea..d472b6e 100644
--- a/pgp/seahorse-gpgme.c
+++ b/pgp/seahorse-gpgme.c
@@ -220,6 +220,10 @@ seahorse_gpgme_get_keytype_table (SeahorseKeyTypeTable *table)
 	gerr = gpgme_get_engine_info (&engine);
 	g_return_val_if_fail (GPG_IS_OK (gerr), gerr);
 	
+	while (engine && engine->protocol != GPGME_PROTOCOL_OpenPGP)
+		engine = engine->next;
+	g_return_val_if_fail (engine != NULL, GPG_E (GPG_ERR_GENERAL));
+	
 	ver = seahorse_util_parse_version (engine->version);
 	
 	if (ver >= VER_2012 || (ver >= VER_1410 && ver < VER_190))