perf target: Split out perf_target handling code

For further work on perf_target, it'd be better off splitting the code
into a separate file.

Signed-off-by: Namhyung Kim <namhyung.kim@lge.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1335417327-11796-9-git-send-email-namhyung.kim@lge.com
[ committer note: Fixed perl build by using stdbool and types.h in target.h ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/tools/perf/util/target.c b/tools/perf/util/target.c
new file mode 100644
index 000000000000..3fadf85dd7e3
--- /dev/null
+++ b/tools/perf/util/target.c
@@ -0,0 +1,45 @@
+/*
+ * Helper functions for handling target threads/cpus
+ *
+ * Copyright (C) 2012, LG Electronics, Namhyung Kim <namhyung.kim@lge.com>
+ *
+ * Released under the GPL v2.
+ */
+
+#include "target.h"
+#include "debug.h"
+
+
+void perf_target__validate(struct perf_target *target)
+{
+        if (target->pid)
+                target->tid = target->pid;
+
+        /* CPU and PID are mutually exclusive */
+        if (target->tid && target->cpu_list) {
+                ui__warning("WARNING: PID switch overriding CPU\n");
+                sleep(1);
+                target->cpu_list = NULL;
+        }
+
+        /* UID and PID are mutually exclusive */
+        if (target->tid && target->uid_str) {
+                ui__warning("PID/TID switch overriding UID\n");
+                sleep(1);
+                target->uid_str = NULL;
+        }
+
+        /* UID and CPU are mutually exclusive */
+        if (target->uid_str && target->cpu_list) {
+                ui__warning("UID switch overriding CPU\n");
+                sleep(1);
+                target->cpu_list = NULL;
+        }
+
+        /* PID/UID and SYSTEM are mutually exclusive */
+        if ((target->tid || target->uid_str) && target->system_wide) {
+                ui__warning("PID/TID/UID switch overriding CPU\n");
+                sleep(1);
+                target->system_wide = false;
+        }
+}