Changeset 343

Timestamp:

Jun 1, 2011, 6:45:19 PM (14 years ago)

Author:

katerina

Message:

Fix for ticket #252: cache timeserver response.

File:

• trunk/src/sh_unix.c (modified) (4 diffs)

trunk/src/sh_unix.c

@@ -2317 +2317 @@
       else /* have a timeserver address */
         { 
+          /* don't call timeserver more than once per second */
+          static time_t  time_old   = 0;
+          time_t         time_new;
+          static time_t  time_saved = 0;
+          (void) time (&time_new);
+          if ((time_new == time_old) && (time_saved != 0))
+            {
+              time_now = time_saved;
+              goto end;
+            }
+          time_old = time_new;
+
+
           fd = connect_port_2 (sh.srvtime.name, sh.srvtime.alt, 
                                IPPORT_TIMESERVER, 
@@ -2345 +2358 @@
               memcpy(&ttmp, net_time, sizeof(UINT32)); ltmp = ttmp;
               time_now = ntohl(ltmp) - UNIXEPOCH;
-              /* fprintf(stderr, "TIME IS %ld\n", time_now); */
+              time_saved = time_now;
+
               if (failerr == 1) {
                 failerr = 0;
@@ -2356 +2370 @@
             {
               (void) time (&time_now);
+              time_saved = 0;
+
               if (failerr == 0)
                 {
@@ -2364 +2380 @@
                 }
             }
+        end:
+          ; /* 'label at end of compound statement' */
         }
     }