From 5adccfc66a4a75859f428dd27580807bd3485f3d Mon Sep 17 00:00:00 2001
From: Felix Ruess <felix.ruess@gmail.com>
Date: Mon, 30 May 2016 21:45:42 +0200
Subject: [PATCH] [docker] pass symlinked devices if docker version >= 1.12

Docker should support relative symlinks for devices from version 1.12 on...
---
 docker/run.sh | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/docker/run.sh b/docker/run.sh
index 22c5949d6d..4305cada00 100755
--- a/docker/run.sh
+++ b/docker/run.sh
@@ -82,8 +82,15 @@ fi
 # try to detect which USB devices to pass to the container automatically
 # set DISABLE_USB=1 to turn it off
 if [ -z "$DISABLE_USB" ]; then
-    # find on OSX doesn't have the -printf option... so use exec echo instead
-    USB_OPTS=$(find /dev -maxdepth 1 \( -name "ttyACM?" -or -name "ttyUSB?" \) -exec echo -n "--device={} " \;)
+    # get major/minor docker version without the dot
+    DOCKER_VERSION=$(docker version | grep -m 1 Version: | awk '{print $2}' | cut -f1,2 -d. | tr -d .)
+    # docker should support relative symlinks for --device options since 1.12
+    if [ "$DOCKER_VERSION" -ge 112 ]; then
+       # find on OSX doesn't have the -printf option... so use exec echo instead
+        USB_OPTS=$(find /dev -maxdepth 2 \( -name "ttyACM?" -or -name "ttyUSB?" -or -name "bmp-*" -or -path /dev/paparazzi/* \) -exec echo -n "--device={} " \; 2> /dev/null)
+    else
+        USB_OPTS=$(find /dev -maxdepth 1 \( -name "ttyACM?" -or -name "ttyUSB?" \) -exec echo -n "--device={} " \; 2> /dev/null)
+    fi
     if [ -n "$USB_OPTS" ]; then
         echo Passing auto-detected USB devices: $USB_OPTS
     fi