[libgtop] Add proc_affinity example.

[Benoît Dejean <bdejean src gnome org>]

commit 758862e27221a4160476f615e40de56224c5978d
Author: Benoît Dejean <bdejean gmail com>
Date:   Fri Jun 26 07:57:54 2015 +0200

    Add proc_affinity example.

 examples/pprint.c |   23 +++++++++++++++++++++++
 1 files changed, 23 insertions(+), 0 deletions(-)
---
diff --git a/examples/pprint.c b/examples/pprint.c
index 20a7e9a..7c1e9eb 100644
--- a/examples/pprint.c
+++ b/examples/pprint.c
@@ -328,6 +328,28 @@ static void pprint_get_proc_mem(pid_t pid)
 }
 
 
+static void pprint_get_proc_affinity(pid_t pid)
+{
+  glibtop_proc_affinity buf;
+  guint32 i;
+  guint16* cpus;
+
+  cpus = glibtop_get_proc_affinity(&buf, pid);
+
+  HEADER_PPRINT(glibtop_get_proc_affinity);
+  PPRINT(flags, "%#llx");
+  PPRINT(number, "%u");
+  PPRINT(all, "%d");
+
+  printf("\taffinity=");
+  for (i = 0; i < buf.number; i++) {
+    printf("%d, ", cpus[i]);
+  }
+  putchar('\n');
+
+  FOOTER_PPRINT();
+}
+
 
 int main()
 {
@@ -360,6 +382,7 @@ int main()
 
   pprint_get_proc_kernel(getpid());
   pprint_get_proc_mem(getpid());
+  pprint_get_proc_affinity(getpid());
 
   glibtop_close();