ui-shared: extract date formatting to a function

This will allow this code to be common with print_rel_date.

Signed-off-by: John Keeping <john@keeping.me.uk>

1 files changed, 9 insertions, 4 deletions

diff --git a/ui-shared.c b/ui-shared.c
index 1292ac9..19cd521 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -604,19 +604,24 @@ void cgit_submodule_link(const char *class, char *path, const char *rev)
                 path[len - 1] = tail;
 }
 
-void cgit_print_date(time_t secs, const char *format, int local_time)
+static const char *fmt_date(time_t secs, const char *format, int local_time)
 {
-        char buf[64];
+        static char buf[64];
         struct tm *time;
 
         if (!secs)
-                return;
+                return "";
         if (local_time)
                 time = localtime(&secs);
         else
                 time = gmtime(&secs);
         strftime(buf, sizeof(buf)-1, format, time);
-        html_txt(buf);
+        return buf;
+}
+
+void cgit_print_date(time_t secs, const char *format, int local_time)
+{
+        html_txt(fmt_date(secs, format, local_time));
 }
 
 static void print_rel_date(time_t t, double value,