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-rw-r--r--tools/perf/util/target.h25
1 files changed, 24 insertions, 1 deletions
diff --git a/tools/perf/util/target.h b/tools/perf/util/target.h
index 218291f921ed..eb0d2101154a 100644
--- a/tools/perf/util/target.h
+++ b/tools/perf/util/target.h
@@ -13,6 +13,29 @@ struct perf_target {
bool system_wide;
};
-void perf_target__validate(struct perf_target *target);
+enum perf_target_errno {
+ PERF_ERRNO_TARGET__SUCCESS = 0,
+
+ /*
+ * Choose an arbitrary negative big number not to clash with standard
+ * errno since SUS requires the errno has distinct positive values.
+ * See 'Issue 6' in the link below.
+ *
+ * http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/errno.h.html
+ */
+ __PERF_ERRNO_TARGET__START = -10000,
+
+
+ /* for perf_target__validate() */
+ PERF_ERRNO_TARGET__PID_OVERRIDE_CPU = __PERF_ERRNO_TARGET__START,
+ PERF_ERRNO_TARGET__PID_OVERRIDE_UID,
+ PERF_ERRNO_TARGET__UID_OVERRIDE_CPU,
+ PERF_ERRNO_TARGET__PID_OVERRIDE_SYSTEM,
+ PERF_ERRNO_TARGET__UID_OVERRIDE_SYSTEM,
+
+ __PERF_ERRNO_TARGET__END,
+};
+
+enum perf_target_errno perf_target__validate(struct perf_target *target);
#endif /* _PERF_TARGET_H */
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