X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=lib%2Fthread.cc;fp=lib%2Fthread.cc;h=fd0e1393be51f17011ca3b96b190f8a8159ce606;hp=c9c9398fd9d0788e2cebe86d43848ebc82a5a412;hb=b52cda90f0b05ce5055fb840e6d9dd88c09f1f83;hpb=575493e78534f8fd241d663b8690a22d6885e0b1

diff --git a/lib/thread.cc b/lib/thread.cc
index c9c9398f..fd0e1393 100644
--- a/lib/thread.cc
+++ b/lib/thread.cc
@@ -30,8 +30,6 @@
 #define THREAD_DEBUG(format, ...) do {} while (0) /* ignored */
 #endif
 
-#define EMPTY_STRING(s) ((s)[0] == '\0')
-
 struct _notmuch_thread {
     notmuch_database_t *notmuch;
     char *thread_id;