X-Git-Url: https://git.notmuchmail.org/git?a=blobdiff_plain;f=lib%2Fnotmuch-private.h;h=02e24ee8eb20d9c763c14d25454f86ad741a8133;hb=8bb6f7869c4c98190f010d60409938b1c50c5968;hp=0856751c318841b08eeab0d1035ea6393cb8da7b;hpb=f3c1eebfaf8526129ae6946cbcd44a3c602563d6;p=notmuch

diff --git a/lib/notmuch-private.h b/lib/notmuch-private.h
index 0856751c..02e24ee8 100644
--- a/lib/notmuch-private.h
+++ b/lib/notmuch-private.h
@@ -81,6 +81,12 @@ _internal_error (const char *format, ...) PRINTF_ATTRIBUTE (1, 2);
 
 #define unused(x) x __attribute__ ((unused))
 
+#ifdef __cplusplus
+# define visible __attribute__((visibility("default")))
+#else
+# define visible
+#endif
+
 /* Thanks to Andrew Tridgell's (SAMBA's) talloc for this definition of
  * unlikely. The talloc source code comes to us via the GNU LGPL v. 3.
  */
@@ -405,7 +411,7 @@ typedef struct _notmuch_message_list {
  * somewhere with some nasty C++ objects in it. We'll try to maintain
  * ignorance of that here. (See notmuch_mset_messages_t in query.cc)
  */
-struct _notmuch_messages {
+struct visible _notmuch_messages {
     notmuch_bool_t is_of_list_type;
     notmuch_message_node_t *iterator;
 };