[libgtop] Display self-timings using `ps`.

[Robert Roth <robertroth src gnome org>]

commit 1f3b08e6dc1a0412976ad0eeb06af2505e13807d
Author: Benoit Dejean <bdejean gmail com>
Date:   Sun Jun 21 17:35:57 2015 +0200

    Display self-timings using `ps`.

 examples/timings.c |   24 ++++++++++++++++++++++--
 1 files changed, 22 insertions(+), 2 deletions(-)
---
diff --git a/examples/timings.c b/examples/timings.c
index c2ce2d1..6c85da0 100644
--- a/examples/timings.c
+++ b/examples/timings.c
@@ -69,6 +69,21 @@
                }                                                       \
        } while (0)
 
+
+static void display_self_times(void)
+{
+       printf("-- Overview using `ps` --------------------"
+              "---------------\n");
+       printf("-- this client is %8u ----------------"
+              "---------------\n", (unsigned)getpid());
+       printf("-- this server is %8u ----------------"
+              "---------------\n", (unsigned)glibtop_global_server->pid);
+       system("ps xjf | egrep 'timings|libgtop_server'");
+       printf("-------------------------------------------"
+              "---------------\n");
+}
+
+
 int
 main (int argc, char *argv [])
 {
@@ -85,13 +100,16 @@ main (int argc, char *argv [])
        bindtextdomain (GETTEXT_PACKAGE, GTOPLOCALEDIR);
        textdomain (GETTEXT_PACKAGE);
 
+
+       glibtop_init_r (&glibtop_global_server, 0, 0);
+
+       display_self_times();
+
        printf ("%-12s (%-10s): %7s - %9s - %9s\n",
                "Feature", "Flags", "Count", "utime", "stime");
        printf ("-------------------------------------------"
                "---------------\n");
 
-       glibtop_init_r (&glibtop_global_server, 0, 0);
-
        getrusage (RUSAGE_SELF, &total_start);
 
        getrusage (RUSAGE_SELF, &rusage_start);
@@ -411,6 +429,8 @@ main (int argc, char *argv [])
        printf ("All timings are in clock ticks "
                "(1000000 ticks per second).\n\n");
 
+       display_self_times();
+
        glibtop_close ();
 
        exit (0);