From e7c79c75851af72f1d462304c5fbfd505763c357 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Fri, 11 Dec 2015 01:51:06 +0000
Subject: Truncate file before slicer as slicer appends

---
 slice.jam | 1 +
 1 file changed, 1 insertion(+)

diff --git a/slice.jam b/slice.jam
index 00c8d67..bc038c1 100644
--- a/slice.jam
+++ b/slice.jam
@@ -42,6 +42,7 @@ actions slice.slicer
 
 actions slice.slicer.pure
 {
+	truncate -c -s 0 $(1[1])
 	slicer -I"$(INCLUDES)" $(2) $(1[1])
 }
 
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