signing: modify question text with unknwon uid

If the key's uid is unknown (for example with db signatures) the
question was:

:: Import PGP key 02FD1C7A934E614545849F19A6234074498E9CEE, "(null)"? [Y/n]

Let's display a modified question for unknown uid.

Signed-off-by: Christian Hesse <mail@eworm.de>
Signed-off-by: Allan McRae <allan@archlinux.org>

1 files changed, 8 insertions, 2 deletions

diff --git a/src/pacman/callback.c b/src/pacman/callback.c
index 25528100..f40f2d47 100644
--- a/src/pacman/callback.c
+++ b/src/pacman/callback.c
@@ -456,8 +456,14 @@ void cb_question(alpm_question_t *question)
 		case ALPM_QUESTION_IMPORT_KEY:
 			{
 				alpm_question_import_key_t *q = &question->import_key;
-				q->import = yesno(_("Import PGP key %s, \"%s\"?"),
-						q->key->fingerprint, q->key->uid);
+				/* the uid is unknown with db signatures */
+				if (q->key->uid == NULL) {
+					q->import = yesno(_("Import PGP key %s?"),
+							q->key->fingerprint);
+				} else {
+					q->import = yesno(_("Import PGP key %s, \"%s\"?"),
+							q->key->fingerprint, q->key->uid);
+				}
 			}
 			break;
 	}