Inital Commit

root/DEBIAN/postrm

@@ -0,0 +1,31 @@
+#!/usr/bin/sh
+
+set -e
+set -u
+
+if [ -d '/run/systemd/system' ]; then
+  /usr/bin/systemctl --system daemon-reload > '/dev/null' 2>&1 || \
+    /usr/bin/true
+fi
+
+case "${1}" in
+  remove|purge)
+    if [ -x '/usr/bin/deb-systemd-helper' ]; then
+      /usr/bin/deb-systemd-helper purge 'geekworm-naspi-pwmd.service' > '/dev/null' 2>&1 || \
+        /usr/bin/true
+      /usr/bin/deb-systemd-helper unmask 'geekworm-naspi-pwmd.service' > '/dev/null' 2>&1 || \
+        /usr/bin/true
+      /usr/bin/deb-systemd-helper purge 'geekworm-naspi-button.service' > '/dev/null' 2>&1 || \
+        /usr/bin/true
+      /usr/bin/deb-systemd-helper unmask 'geekworm-naspi-button.service' > '/dev/null' 2>&1 || \
+        /usr/bin/true
+    fi
+    BOOT=$(/usr/bin/grep '/boot' '/etc/fstab' | /usr/bin/mawk '$1 !~ /^#/ && $2 ~ /^[/]/ {print $2}')
+    PATTERN="## pwm-2chan\n##    Load the Pulse-Width Modulation driver.\n##\ndtoverlay=pwm-2chan"
+    /usr/bin/test -n "${BOOT}"
+    /usr/bin/sed --in-place "/## pwm-2chan/{
+      N;N;N
+      s/${PATTERN}//g}" "${BOOT}/config.txt"
+    /usr/bin/sed --in-place --expression=':a' --expression='/^\n*$/{$d;N;ba' --expression='}' "${BOOT}/config.txt"
+  ;;
+esac