Notify of removed package required as optdepend

When a package is being removed, provide a notification (via a callback)
if any local package requires it as an optdepend.

Signed-off-by: Allan McRae <allan@archlinux.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/src/pacman/callback.c b/src/pacman/callback.c
index 01c6b619..a51aa4b6 100644
--- a/src/pacman/callback.c
+++ b/src/pacman/callback.c
@@ -239,6 +239,10 @@ void cb_event(alpm_event_t event, void *data1, void *data2)
 				printf(_("checking available disk space...\n"));
 			}
 			break;
+		case ALPM_EVENT_OPTDEP_REQUIRED:
+			printf(_(":: %s optionally requires %s\n"), alpm_pkg_get_name(data1),
+				alpm_dep_compute_string(data2));
+			break;
 		/* all the simple done events, with fallthrough for each */
 		case ALPM_EVENT_FILECONFLICTS_DONE:
 		case ALPM_EVENT_CHECKDEPS_DONE: