From 889da98ca65d9b89e7fa50d43be8e8567519d507 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Tue, 19 Jan 2016 14:18:16 +1100
Subject: [PATCH] scripts: cope with older releases that don't support FMUv4

---
 Tools/scripts/build_binaries.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Tools/scripts/build_binaries.sh b/Tools/scripts/build_binaries.sh
index 653bea4821..8cc1906b24 100755
--- a/Tools/scripts/build_binaries.sh
+++ b/Tools/scripts/build_binaries.sh
@@ -192,7 +192,7 @@ build_arduplane() {
         }
 	copyit ArduPlane-v1.px4 $ddir $tag &&
 	copyit ArduPlane-v2.px4 $ddir $tag &&
-	copyit ArduPlane-v4.px4 $ddir $tag
+	test ! -f ArduPlane-v4.px4 || copyit ArduPlane-v4.px4 $ddir $tag
         if [ "$tag" = "latest" ]; then
 	    copyit px4io-v1.bin $binaries/PX4IO/$hdate/PX4IO $tag
 	    copyit px4io-v1.elf $binaries/PX4IO/$hdate/PX4IO $tag
@@ -249,7 +249,7 @@ build_arducopter() {
         }
 	copyit ArduCopter-v1.px4 $ddir $tag &&
 	copyit ArduCopter-v2.px4 $ddir $tag &&
-	copyit ArduCopter-v4.px4 $ddir $tag
+	test ! -f ArduCopter-v4.px4 || copyit ArduCopter-v4.px4 $ddir $tag
     done
     checkout ArduCopter "latest" "" ""
     popd
@@ -292,7 +292,7 @@ build_rover() {
         }
 	copyit APMrover2-v1.px4 $binaries/Rover/$hdate/PX4 $tag &&
 	copyit APMrover2-v2.px4 $binaries/Rover/$hdate/PX4 $tag &&
-	copyit APMrover2-v4.px4 $binaries/Rover/$hdate/PX4 $tag 
+	test ! -f APMrover2-v4.px4 || copyit APMrover2-v4.px4 $binaries/Rover/$hdate/PX4 $tag 
     }
     checkout APMrover2 "latest" "" ""
     popd
@@ -335,7 +335,7 @@ build_antennatracker() {
         }
 	copyit AntennaTracker-v1.px4 $binaries/AntennaTracker/$hdate/PX4 $tag &&
 	copyit AntennaTracker-v2.px4 $binaries/AntennaTracker/$hdate/PX4 $tag &&
-	copyit AntennaTracker-v4.px4 $binaries/AntennaTracker/$hdate/PX4 $tag 
+	test ! -f AntennaTracker-v4.px4 || copyit AntennaTracker-v4.px4 $binaries/AntennaTracker/$hdate/PX4 $tag 
     }
     checkout AntennaTracker "latest" "" ""
     popd