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-rw-r--r--lib/database.cc5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/database.cc b/lib/database.cc
index 53397bb0..51161889 100644
--- a/lib/database.cc
+++ b/lib/database.cc
@@ -316,6 +316,8 @@ notmuch_status_to_string (notmuch_status_t status)
return "Unbalanced number of calls to notmuch_database_begin_atomic/end_atomic";
case NOTMUCH_STATUS_UNSUPPORTED_OPERATION:
return "Unsupported operation";
+ case NOTMUCH_STATUS_UPGRADE_REQUIRED:
+ return "Operation requires a database upgrade";
default:
case NOTMUCH_STATUS_LAST_STATUS:
return "Unknown error status value";
@@ -2226,6 +2228,9 @@ notmuch_database_find_message_by_filename (notmuch_database_t *notmuch,
if (message_ret == NULL)
return NOTMUCH_STATUS_NULL_POINTER;
+ if (! (notmuch->features & NOTMUCH_FEATURE_FILE_TERMS))
+ return NOTMUCH_STATUS_UPGRADE_REQUIRED;
+
/* return NULL on any failure */
*message_ret = NULL;