Export wctime() and cputime() from rtspin to library clients

The timing functions are quite handy when building benchmark tasks.
Avoid copy&paste reuse by making them available via the library.

1 files changed, 6 insertions, 0 deletions

diff --git a/include/litmus.h b/include/litmus.h
index 2a26a4a..3b762db 100644
--- a/include/litmus.h
+++ b/include/litmus.h
@@ -111,6 +111,12 @@ static inline lt_t ms2lt(unsigned long milliseconds)
         return __NS_PER_MS * milliseconds;
 }
 
+/* CPU time consumed so far in seconds */
+double cputime(void);
+
+/* wall-clock time in seconds */
+double wctime(void);
+
 /* semaphore allocation */
 
 static inline int open_fmlp_sem(int fd, int name)