From: David Bremner <david@tethera.net>
Date: Sat, 4 Jul 2020 12:20:31 +0000 (-0300)
Subject: lib/n_m_g_filename: catch Xapian exceptions, document NULL return
X-Git-Tag: 0.31_rc0~152
X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=commitdiff_plain;h=a606cba32b017f947c2d9f32477df69645c1c383

lib/n_m_g_filename: catch Xapian exceptions, document NULL return

This is the same machinery as applied for

     notmuch_message_get_{thread,message}_id
---

diff --git a/lib/message.cc b/lib/message.cc
index 0551a427..1a9eaffe 100644
--- a/lib/message.cc
+++ b/lib/message.cc
@@ -1122,7 +1122,12 @@ _notmuch_message_ensure_filename_list (notmuch_message_t *message)
 const char *
 notmuch_message_get_filename (notmuch_message_t *message)
 {
-    _notmuch_message_ensure_filename_list (message);
+    try {
+	_notmuch_message_ensure_filename_list (message);
+    } catch (Xapian::Error &error) {
+	LOG_XAPIAN_EXCEPTION (message, error);
+	return NULL;
+    }
 
     if (message->filename_list == NULL)
 	return NULL;
diff --git a/lib/notmuch.h b/lib/notmuch.h
index 037913f4..5c17ec7c 100644
--- a/lib/notmuch.h
+++ b/lib/notmuch.h
@@ -1433,6 +1433,8 @@ notmuch_message_count_files (notmuch_message_t *message);
  * this function will arbitrarily return a single one of those
  * filenames. See notmuch_message_get_filenames for returning the
  * complete list of filenames.
+ *
+ * This function returns NULL if it triggers a Xapian exception.
  */
 const char *
 notmuch_message_get_filename (notmuch_message_t *message);
diff --git a/test/T560-lib-error.sh b/test/T560-lib-error.sh
index 7555197f..57c74a2b 100755
--- a/test/T560-lib-error.sh
+++ b/test/T560-lib-error.sh
@@ -406,7 +406,6 @@ EOF
 test_expect_equal_file EXPECTED OUTPUT
 
 test_begin_subtest "Handle getting message filename from closed database"
-test_subtest_known_broken
 cat c_head2 - c_tail <<'EOF' | test_C ${MAIL_DIR}
     {
         const char *filename;