Add support for SIGHUP to wallpaper command

	exit 2

fi

if has file; then

	check() { case `file --brief --mime-type "$1"` in

		image/*) return 0 ;;

		*) return 1 ;;

	esac; }

else

	check() { case "$1" in

		*.png|*.jpg|*.jpeg|*.tiff|*.bmp) return 0 ;;

		*) return 1 ;;

	esac; }

fi

min_delay=$((MIN_DELAY_MINS * 60))

max_delay=$((MAX_DELAY_MINS * 60))

dif_delay=$((max_delay - min_delay))

trap '[ -z "${PID:-}" ] || kill -HUP $PID' HUP

while true; do

	"$@" "`list|choose`"

	sleep `seq $min_delay $max_delay | choose`

	FILE="`list|choose`"

	check "$FILE" || continue

	"$@" "$FILE"

	sleep `seq $min_delay $max_delay | choose` & PID=$!

	wait $PID || [ ${CODE:=$?} -eq 129 ] || exit $CODE

	unset PID CODE

done

import sys

import time

import random

import signal

import subprocess

from os import path

		os.environ.get('IMAGES_DIRECTORY', '~/.backgrounds'))

class InterruptSignal(KeyboardInterrupt):

	"""Raised from a signal handler to interrupt a system call"""

	def __init__(self, signum):

		KeyboardInterrupt.__init__(self, signum)

		self.signum = signum

	@classmethod

	def sighandler(cls, signum, _):

		raise cls(signum)

def all_files():

	for dirpath, _, filenames in os.walk(IMAGES_DIRECTORY):

		for filename in filenames:

			yield path.join(dirpath, filename)

try:

	signal.signal(signal.SIGHUP, InterruptSignal.sighandler)

except ValueError:

	# Running on Windows? Looks like it.

	raise OSError("This OS is not supported")

if len(sys.argv) > 0:

	cmd = sys.argv[1:] + [None]

else:

	cmd = ['feh', '--no-fehbg', '--no-xinerama', '--bg-fill', None]

while 1:

	try:

		files = list(all_files())

		if files:

			cmd[-1] = random.choice(files)

			subprocess.call(cmd)

	time.sleep(random.randint(MIN_DELAY_SECS, MAX_DELAY_SECS))

		sleep_time = random.randint(MIN_DELAY_SECS, MAX_DELAY_SECS)

		time.sleep(sleep_time)

	except InterruptSignal:

		pass