X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=lib%2Fnotmuch-private.h;fp=lib%2Fnotmuch-private.h;h=09f828abfffbaec47aa57611728191ef9975cba4;hp=39d11a917b20a7f256f707829438b88ea0cfe379;hb=b52cda90f0b05ce5055fb840e6d9dd88c09f1f83;hpb=575493e78534f8fd241d663b8690a22d6885e0b1

diff --git a/lib/notmuch-private.h b/lib/notmuch-private.h
index 39d11a91..09f828ab 100644
--- a/lib/notmuch-private.h
+++ b/lib/notmuch-private.h
@@ -678,6 +678,8 @@ struct _notmuch_indexopts {
 
 #define CONFIG_HEADER_PREFIX "index.header."
 
+#define EMPTY_STRING(s) ((s)[0] == '\0')
+
 NOTMUCH_END_DECLS
 
 #ifdef __cplusplus