From f86f2f4e9a20d235b24ea86e4dddd0485165306f Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Sun, 21 May 2017 13:11:42 -0500
Subject: Cleaup chrt

---
 lib/lib.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'lib/lib.c')

diff --git a/lib/lib.c b/lib/lib.c
index ceced263..b6277f3b 100644
--- a/lib/lib.c
+++ b/lib/lib.c
@@ -512,6 +512,16 @@ void msleep(long miliseconds)
   nanosleep(&ts, &ts);
 }
 
+// return 1<<x of highest bit set
+int highest_bit(unsigned long l)
+{
+  int i;
+
+  for (i = 0; l; i++) l >>= 1;
+
+  return i-1;
+}
+
 // Inefficient, but deals with unaligned access
 int64_t peek_le(void *ptr, unsigned size)
 {
-- 
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