Pass the "instance" JSON property key for tztime blocks

fixes #10

1 files changed, 4 insertions, 1 deletions

diff --git a/src/print_time.c b/src/print_time.c
index edbc828..c70a09c 100644
--- a/src/print_time.c
+++ b/src/print_time.c
@@ -33,10 +33,13 @@ void set_timezone(const char *tz) {
     }
 }
 
-void print_time(yajl_gen json_gen, char *buffer, const char *format, const char *tz, time_t t) {
+void print_time(yajl_gen json_gen, char *buffer, const char *title, const char *format, const char *tz, time_t t) {
     char *outwalk = buffer;
     struct tm tm;
 
+    if (title != NULL)
+        INSTANCE(title);
+
     /* Convert time and format output. */
     set_timezone(tz);
     localtime_r(&t, &tm);