treewide: fix shebangs - /bin/bash -> /usr/bin/env bash

Most scripts/tools use non-portable `/bin/bash`, switch
to environment agnostic `/usr/bin/env bash`.

ArduPlane/createTags

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #" Autocompletion enabled vim for arduino pde's
 
 ctags -RV --language-force=C++ --c++-kinds=+p --fields=+iaS --extra=+q  \

Rover/createTags

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #" Autocompletion enabled vim for arduino pde's
 
 ctags -RV --language-force=C++ --c++-kinds=+p --fields=+iaS --extra=+q  \

Tools/Linux_HAL_Essentials/pru/aiopru/start_test

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #make debug
 #make test
 if [ ! -L /sys/class/gpio/gpio80 ] || [ ! -e /sys/class/gpio/gpio80 ] ; then

Tools/Linux_HAL_Essentials/startup.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 if [ "`echo $1`" = "load" ]; then
     echo "Loading Test_Capes..."

Tools/Replay/plotit.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 cmd="plot "
 echo $#

Tools/UDP_Proxy/start_proxies.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # an example script that starts udpproxy for multiple ports under GNU
 # screen, allowing for unattended operation of the proxy for long
 # periods

Tools/autotest/run_in_terminal_window.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Try to run a command in an appropriate type of terminal window
 # depending on whats available

Tools/debug/gdb_crashdump.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # script to more easily get a backtrace from an ArduPilot crash_dump.bin
 

Tools/environment_install/APM_install.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 #A simple script to install the APM SITL environment into cygwin
 

Tools/environment_install/install-ROS-ubuntu.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 echo "---------- $0 start ----------"
 set -e
 # set -x

Tools/environment_install/install-prereqs-arch.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -e
 set -x
 

Tools/environment_install/install-prereqs-mac.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 echo "---------- $0 start ----------"
 set -e
 set -x
@@ -42,7 +42,7 @@ echo "Checking homebrew..."
 $(which -s brew) ||
 {
     echo "installing homebrew..."
-    /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
+    /usr/bin/env bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
 } 
 echo "Homebrew installed"
 

Tools/environment_install/install-prereqs-ubuntu.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 echo "---------- $0 start ----------"
 set -e
 set -x

Tools/environment_install/ubuntu-18.04-python3.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 set -x

Tools/geotag/geotag.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Advanced geotagging tool by André Kjellstrup
 ######################################################################  VARIABLES ########################

Tools/gittools/git-commit-subsystems

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 SCRIPT_DIR=$(dirname $(realpath ${BASH_SOURCE[0]}))
 GIT_DIR=$(git rev-parse --git-dir)

Tools/gittools/git-subsystems-split

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 SCRIPT_DIR=$(dirname $(realpath ${BASH_SOURCE[0]}))
 GIT_DIR=$(git rev-parse --git-dir)

Tools/gittools/path-libraries.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 usage() {
     cat >&$1 <<EOF

Tools/gittools/path-nonlibraries.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 usage() {
     cat >&$1 <<EOF

Tools/scripts/CAN/can_sitl.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # this script sets up SITL to be able to attach to real CAN devices
 # once run, you can configure SITL for CAN just like a real board, with the CAN parameters
 #

Tools/scripts/CAN/can_sitl_nodev.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # once run, you can configure SITL for CAN just like a real board, with the CAN parameters
 #

Tools/scripts/build-jsbsim.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 set -x

Tools/scripts/build_all.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # useful script to test all the different build types that we support.
 # This helps when doing large merges
 # Andrew Tridgell, November 2011

Tools/scripts/build_appveyor.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # script to build 32 bit cygwin binaries for SITL
 
 export PATH="/usr/local/bin:/usr/bin:/bin"

Tools/scripts/build_autotest.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 export PATH=$HOME/.local/bin:/usr/local/bin:$HOME/prefix/bin:$HOME/gcc/active/bin:$PATH
 export PYTHONUNBUFFERED=1

Tools/scripts/build_ci.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # useful script to test all the different build types that we support.
 # This helps when doing large merges
 # Andrew Tridgell, November 2011

Tools/scripts/build_docs.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 

Tools/scripts/build_examples.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 

Tools/scripts/build_log_message_documentation.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 set -x

Tools/scripts/build_parameters.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 set -x

Tools/scripts/configure-ci.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # Install dependencies and configure the environment for CI build testing
 
 set -ex

Tools/scripts/cygwin_build.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # script to build cygwin binaries for using in MissionPlanner
 # the contents of artifacts directory is uploaded to:

Tools/scripts/esp32_get_idf.sh

@@ -1,5 +1,4 @@
-#!/bin/bash 
+#!/usr/bin/env bash
-
 # if you have modules/esp_idf setup as a submodule, then leave it as a submodule and switch branches
 if [ ! -d modules ]; then
 echo "this script needs to be run from the root of your repo, sorry, giving up."
@@ -60,4 +59,4 @@ git submodule update --init --recursive
 cd ../..
 echo "after changing IDF versions [ such as between 4.2 and 4.4 ] you should re-run these in your console:"
 echo "./modules/esp_idf/install.sh"
-echo "source ./modules/esp_idf/export.sh"
+echo "source ./modules/esp_idf/export.sh"

Tools/scripts/fix_libraries_includes.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 src=$(realpath $(dirname $BASH_SOURCE)/../../)
 base=$src/libraries

Tools/scripts/format.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 function format {
 	DIR=$1
 	find $DIR -regex ".*\.\(h\|cpp\|pde\)" -exec astyle {} \;

Tools/scripts/macos_remote_upload.sh

@@ -14,4 +14,4 @@ ssh $USER_HOST /bin/bash << ENDSSH
 source ~/.bash_profile
 $tmpdir/uploader.py $tmpdir/$filename
 rm -r $tmpdir
-ENDSSH
+ENDSSH

Tools/scripts/run_luacheck.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # Run lua check for all lua files passing AP specific config
 # Can also pass any number of arguments that are passed onto luacheck
 # for example the path of a single script could be given

Tools/scripts/unpack_mp.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # unpack latest MissionPlanner*.zip on firmware.ardupilot.org
 # to facilitate upgrade of existing MissionPlanner installs

Tools/vagrant/initvagrant-desktop.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 echo "---------- $0 start ----------"
 
 set -e

Tools/vagrant/initvagrant-trusty64.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # this script is run by the root user in the virtual machine
 

Tools/vagrant/initvagrant.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 echo "---------- $0 start ----------"
 
 # this script is run by the root user in the virtual machine

docs/build-apmrover2.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 cd $DIR/..

docs/build-arducopter.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 cd $DIR/..

docs/build-arduplane.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 cd $DIR/..

docs/build-ardusub.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 cd $DIR/..

docs/build-libs.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 cd $DIR/..

libraries/AP_Motors/examples/AP_Motors_test/MotorTestSweep.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # Build and run the motors example stability test at a range of yaw headroom and throttle average max values
 # Output results to files for comparison
 

libraries/AP_Scripting/applets/Aerobatics/FixedWing/dual_plane.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # two planes flying together doing aerobatics
 

libraries/SITL/examples/Airsim/follow-copter.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Example script for multi-vehicle simulation with AirSim
 # see https://ardupilot.org/dev/docs/sitl-with-airsim.html#multi-vehicle-simulation for details

libraries/SITL/examples/Airsim/multi_vehicle.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Example script for multi-vehicle simulation with AirSim and usage with ROS
 # see https://ardupilot.org/dev/docs/sitl-with-airsim.html#multi-vehicle-simulation for details

libraries/SITL/examples/Follow/plane_quad.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # a quad following a plane
 

libraries/SITL/examples/Morse/start_follow.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # assume we start the script from the root directory
 ROOTDIR=$PWD

libraries/SITL/examples/Webots/dronePlus.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # assume we start the script from the root directory
 ROOTDIR=$PWD

libraries/SITL/examples/Webots/droneTricopter.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # assume we start the script from the root directory
 ROOTDIR=$PWD

libraries/SITL/examples/Webots/droneTwoTricopters.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # assume we start the script from the root directory
 

libraries/SITL/examples/Webots/droneX.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # assume we start the script from the root directory
 ROOTDIR=$PWD

libraries/SITL/examples/Webots/droneX_TwoDrones.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # assume we start the script from the root directory
 ROOTDIR=$PWD

libraries/SITL/examples/Webots/pyramids_droneX.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # assume we start the script from the root directory
 ROOTDIR=$PWD

libraries/SITL/examples/Webots/pyramids_droneX_twoDrones.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # assume we start the script from the root directory
 ROOTDIR=$PWD

libraries/SITL/examples/Webots/rover.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # assume we start the script from the root directory
 ROOTDIR=$PWD

libraries/SITL/examples/follow-copter.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Usage - From ardupilot root directory, run - libraries/SITL/examples/follow-copter.sh $GCS_IP
 # $GCS_IP is the IP address of the system running the GCs, by default is 127.0.0.1

libraries/SITL/examples/follow-mavproxy.sh

@@ -1,3 +1,3 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 mavproxy.py --master=mcast: --console --map --cmd='map set showgpspos 0; map set showgps2pos 0;'

libraries/doc/updateDocs

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 rm -rf html
 svn cleanup
 svn update html