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h_funcs.subr revision 1.1 
      1 #!/bin/sh
      2 #
      3 # $NetBSD: h_funcs.subr,v 1.1 2007/11/12 15:18:20 jmmv 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 # 3. All advertising materials mentioning features or use of this software
     17 #    must display the following acknowledgement:
     18 #        This product includes software developed by the NetBSD
     19 #        Foundation, Inc. and its contributors.
     20 # 4. Neither the name of The NetBSD Foundation nor the names of its
     21 #    contributors may be used to endorse or promote products derived
     22 #    from this software without specific prior written permission.
     23 #
     24 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     25 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     26 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     27 # PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     28 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     29 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     30 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     31 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     32 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     33 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     34 # POSSIBILITY OF SUCH DAMAGE.
     35 #
     36 
     37 #
     38 # require_fs name
     39 #
     40 #	Checks that the given file system is built into the kernel and
     41 #	that its corresponding mount(8) utility is available.  Otherwise
     42 #	skips the test.
     43 #
     44 require_fs() {
     45 	local name
     46 	name="${1}"
     47 
     48 	atf_require_prog sysctl
     49 	set -- $(sysctl -n vfs.generic.fstypes)
     50 	found=no
     51 	while [ ${#} -gt 1 ];  do
     52 		if [ ${1} = ${name} ]; then
     53 			found=yes
     54 			break
     55 		fi
     56 		shift
     57 	done
     58 	[ ${found} = yes ] || \
     59 		atf_skip "The kernel does not include support the " \
     60 		         "\`${name}' file system"
     61 
     62 	atf_require_prog mount
     63 	atf_require_prog mount_${name}
     64 	atf_require_prog umount
     65 }
     66