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      1 #!/bin/sh
      2 #
      3 # $NetBSD: h_funcs.subr,v 1.3 2010/06/23 11:19:17 pooka Exp $
      4 #
      5 # Copyright (c) 2007 The NetBSD Foundation, Inc.
      6 # All rights reserved.
      7 #
      8 # Redistribution and use in source and binary forms, with or without
      9 # modification, are permitted provided that the following conditions
     10 # are met:
     11 # 1. Redistributions of source code must retain the above copyright
     12 #    notice, this list of conditions and the following disclaimer.
     13 # 2. Redistributions in binary form must reproduce the above copyright
     14 #    notice, this list of conditions and the following disclaimer in the
     15 #    documentation and/or other materials provided with the distribution.
     16 #
     17 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     18 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     19 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     20 # PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     21 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     22 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     23 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     24 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     25 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     26 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     27 # POSSIBILITY OF SUCH DAMAGE.
     28 #
     29 
     30 #
     31 # require_fs name
     32 #
     33 #	Checks that the given file system is built into the kernel and
     34 #	that its corresponding mount(8) utility is available.  Otherwise
     35 #	skips the test.
     36 #
     37 require_fs() {
     38 	local name
     39 	local autoload
     40 	name="${1}"
     41 
     42 	atf_require_prog mount
     43 	atf_require_prog mount_${name}
     44 	atf_require_prog umount
     45 
     46 	# if we have autoloadable modules, just assume the file system
     47 	atf_require_prog sysctl
     48 	autoload=$(sysctl -n kern.module.autoload)
     49 	[ "${autoload}" = "1" ] && return 0
     50 
     51 	set -- $(sysctl -n vfs.generic.fstypes)
     52 	found=no
     53 	while [ ${#} -gt 1 ];  do
     54 		if [ ${1} = ${name} ]; then
     55 			found=yes
     56 			break
     57 		fi
     58 		shift
     59 	done
     60 	[ ${found} = yes ] || \
     61 		atf_skip "The kernel does not include support the " \
     62 		         "\`${name}' file system"
     63 }
     64