Current File : /var/lib/dpkg/info/webmin.preinst

#!/bin/sh
perl <<EOD;
# maketemp.pl
# Create the /tmp/.webmin directory if needed

\$tmp_dir = \$ENV{'tempdir'} || "/tmp/.webmin";

while(\$tries++ < 10) {
	local @st = lstat(\$tmp_dir);
	exit(0) if (\$st[4] == \$< && (-d _) && (\$st[2] & 0777) == 0755);
	if (@st) {
		unlink(\$tmp_dir) || rmdir(\$tmp_dir) ||
			system("/bin/rm -rf ".quotemeta(\$tmp_dir));
		}
	mkdir(\$tmp_dir, 0755) || next;
	chown(\$<, \$(, \$tmp_dir);
	chmod(0755, \$tmp_dir);
	}
exit(1);

EOD
if [ "$1" != "upgrade" -a "$1" != "abort-upgrade" ]; then
	if [ "$WEBMIN_PORT" != "" ]; then
		port=$WEBMIN_PORT
	else
		port=10000
	fi
	perl -e 'use Socket; socket(FOO, PF_INET, SOCK_STREAM, getprotobyname("tcp")); setsockopt(FOO, SOL_SOCKET, SO_REUSEADDR, pack("l", 1)); bind(FOO, pack_sockaddr_in($ARGV[0], INADDR_ANY)) || exit(1); exit(0);' $port
	if [ "$?" != "0" ]; then
		echo Port $port is already in use
		exit 2
	fi
fi