[PATCH 05/18] WIP: add n_d_get_config_values

[David Bremner <david@tethera.net>]

---
 lib/config.cc          | 14 ++++++++++----
 lib/notmuch.h          |  2 ++
 test/T590-libconfig.sh | 23 +++++++++++++++++++++++
 3 files changed, 35 insertions(+), 4 deletions(-)

diff --git a/lib/config.cc b/lib/config.cc
index 32ed6f8f..47e8bf82 100644
--- a/lib/config.cc
+++ b/lib/config.cc
@@ -258,13 +258,19 @@ _notmuch_config_load_from_database (notmuch_database_t *notmuch)
 notmuch_config_values_t *
 notmuch_config_get_values (notmuch_database_t *notmuch, notmuch_config_key_t key)
 {
-    notmuch_config_values_t *values = NULL;
-    bool ok = false;
-
     const char *key_str = _notmuch_config_key_to_string (key);
 
     if (! key_str)
-	goto DONE;
+	return NULL;
+
+    return notmuch_database_get_config_values (notmuch, key_str);
+}
+
+notmuch_config_values_t *
+notmuch_database_get_config_values (notmuch_database_t *notmuch, const char *key_str)
+{
+    notmuch_config_values_t *values = NULL;
+    bool ok = false;
 
     values = talloc (notmuch, notmuch_config_values_t);
     if (unlikely(! values))
diff --git a/lib/notmuch.h b/lib/notmuch.h
index 60c79696..45616a22 100644
--- a/lib/notmuch.h
+++ b/lib/notmuch.h
@@ -2475,6 +2475,8 @@ notmuch_config_list_move_to_next (notmuch_config_list_t *config_list);
 void
 notmuch_config_list_destroy (notmuch_config_list_t *config_list);
 
+notmuch_config_values_t *
+notmuch_database_get_config_values (notmuch_database_t *notmuch, const char *key_string);
 
 /**
  * Configuration keys known to libnotmuch
diff --git a/test/T590-libconfig.sh b/test/T590-libconfig.sh
index dc9964cf..ad044275 100755
--- a/test/T590-libconfig.sh
+++ b/test/T590-libconfig.sh
@@ -255,6 +255,29 @@ EOF
 test_expect_equal_file EXPECTED OUTPUT
 restore_database
 
+test_begin_subtest "notmuch_database_get_config_values"
+cat c_head - c_tail <<'EOF' | test_C ${MAIL_DIR} ${NOTMUCH_CONFIG} %NULL%
+{
+    notmuch_config_values_t *values;
+    EXPECT0(notmuch_database_set_config (db, "test.list", "x;y;z"));
+    for (values = notmuch_database_get_config_values (db, "test.list");
+	 notmuch_config_values_valid (values);
+	 notmuch_config_values_move_to_next (values))
+    {
+	  puts (notmuch_config_values_get (values));
+    }
+}
+EOF
+cat <<'EOF' >EXPECTED
+== stdout ==
+x
+y
+z
+== stderr ==
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+restore_database
+
 test_begin_subtest "notmuch_config_get_values (restart)"
 cat c_head - c_tail <<'EOF' | test_C ${MAIL_DIR} ${NOTMUCH_CONFIG} %NULL%
 {
-- 
2.30.0