Use clock_gettime(CLOCK_MONOTONIC) if available.

[libserialport.git] / serialport.c

diff --git a/serialport.c b/serialport.c
index 07a0aaa54b915fac58053e83c7541c55de925c89..15ca1fda35bc9e85f4404c18109c4cd7c9c10beb 100644 (file)
--- a/serialport.c
+++ b/serialport.c
@@ -59,7 +59,14 @@ static enum sp_return set_config(struct sp_port *port, struct port_data *data,
 
 static void get_time(struct timeval *time)
 {
+#ifdef HAVE_CLOCK_GETTIME
+       struct timespec ts;
+       clock_gettime(CLOCK_MONOTONIC, &ts);
+       time->tv_sec = ts.tv_sec;
+       time->tv_usec = ts.tv_nsec / 1000;
+#else
        gettimeofday(time, NULL);
+#endif
 }
 
 SP_API enum sp_return sp_get_port_by_name(const char *portname, struct sp_port **port_ptr)