- replaced /bin/sh by /bin/bash
- fixed indentaion
- updated copyright banner
- attempt to eliminate shellcheck issues

Partially fixes: #12398

Signed-off-by: Peter Müller <peter.mueller(a)ipfire.org>
---
 src/initscripts/packages/hostapd | 38 ++++++++++++++++++++++++--------
 1 file changed, 29 insertions(+), 9 deletions(-)

diff --git a/src/initscripts/packages/hostapd b/src/initscripts/packages/hostapd
index 5945375f3..60f50cace 100644
--- a/src/initscripts/packages/hostapd
+++ b/src/initscripts/packages/hostapd
@@ -1,6 +1,26 @@
-#!/bin/sh
+#!/bin/bash
+###############################################################################
+#                                                                             #
+# IPFire.org - A linux based firewall                                         #
+# Copyright (C) 2007-2020  IPFire Team  <info(a)ipfire.org>                     #
+#                                                                             #
+# This program is free software: you can redistribute it and/or modify        #
+# it under the terms of the GNU General Public License as published by        #
+# the Free Software Foundation, either version 3 of the License, or           #
+# (at your option) any later version.                                         #
+#                                                                             #
+# This program is distributed in the hope that it will be useful,             #
+# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
+# GNU General Public License for more details.                                #
+#                                                                             #
+# You should have received a copy of the GNU General Public License           #
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
+#                                                                             #
+###############################################################################
+
 . /etc/sysconfig/rc
-. ${rc_functions}
+. "${rc_functions}"
 
 CHANNEL="6"
 COUNTRY="00"
@@ -8,7 +28,7 @@ TXPOWER="auto"
 INTERFACE="blue0"
 MACMODE="0"
 
-eval $(/usr/local/bin/readhash /var/ipfire/wlanap/settings)
+eval "$(/usr/local/bin/readhash /var/ipfire/wlanap/settings)"
 
 case "${1}" in
 	start)
@@ -18,21 +38,21 @@ case "${1}" in
 
 		# Check Interface configuration
 		if [ ! -d "/sys/class/net/${INTERFACE}" ]; then
-			boot_mesg "Interface $INTERFACE doesn't exist." ${FAILURE}
+			boot_mesg "Interface $INTERFACE doesn't exist." "${FAILURE}"
 			echo_failure
 			exit 0
 		fi
 
 		if [ "$(ip link show $INTERFACE | /bin/grep "ether")" == "" ]; then
-			boot_mesg "Interface $INTERFACE is assigned to wlan master device." ${FAILURE}
-			boot_mesg "Please reboot to fix this." ${FAILURE}
+			boot_mesg "Interface $INTERFACE is assigned to wlan master device." "${FAILURE}"
+			boot_mesg "Please reboot to fix this." "${FAILURE}"
 			echo_failure
 			exit 0
 		fi
 
 		# Check if INTERFACE is an actual wireless device
 		if [ ! -d "/sys/class/net/${INTERFACE}/wireless" ]; then
-			boot_mesg "Interface $INTERFACE is not a wireless device." ${FAILURE}
+			boot_mesg "Interface $INTERFACE is not a wireless device." "${FAILURE}"
 			echo_failure
 			exit 0
 		fi
@@ -45,7 +65,7 @@ case "${1}" in
 			DRIVER="HOSTAP"
 			driver="hostap"
 		else
-			boot_mesg "Interface $INTERFACE is a not supported wireless device." ${FAILURE}
+			boot_mesg "Interface $INTERFACE is a not supported wireless device." "${FAILURE}"
 			echo_failure
 			exit 0
 		fi
@@ -86,7 +106,7 @@ case "${1}" in
 
 		if [ "$(/usr/sbin/iwconfig $INTERFACE | /bin/grep "Mode:Master")" == "" ]; then
 			killproc /usr/bin/hostapd > /dev/null 2>&1
-			boot_mesg "Try to create additional AP device ..." 
+			boot_mesg "Try to create additional AP device ..."
 			ip link set ${INTERFACE} down
 			ip link set ${INTERFACE} name ${INTERFACE}_man
 			iw dev  ${INTERFACE}_man interface add ${INTERFACE} type __ap
-- 
2.26.1