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      1 # $NetBSD: t_command.sh,v 1.1 2018/09/05 21:05:40 kre Exp $
      2 #
      3 # Copyright (c) 2018 The NetBSD Foundation, Inc.
      4 # All rights reserved.
      5 #
      6 # Redistribution and use in source and binary forms, with or without
      7 # modification, are permitted provided that the following conditions
      8 # are met:
      9 # 1. Redistributions of source code must retain the above copyright
     10 #    notice, this list of conditions and the following disclaimer.
     11 # 2. Redistributions in binary form must reproduce the above copyright
     12 #    notice, this list of conditions and the following disclaimer in the
     13 #    documentation and/or other materials provided with the distribution.
     14 #
     15 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     16 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     17 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     18 # PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     19 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     20 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     21 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     22 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     23 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     24 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     25 # POSSIBILITY OF SUCH DAMAGE.
     26 #
     27 
     28 # The printf command to test (if not a full path, $PATH will be examined)
     29 # Do not use relative (./ or ../) paths when running under ATF.
     30 : ${TEST_PRINTF:=/usr/bin/printf}
     31 
     32 # This tests an external (filesystem) printf command
     33 
     34 # For the actual code/tests see printf.sh
     35 # (shared with tests for the shell builtin printf
     36 
     37 # These tests are designed to be able to be run by ATF, or standalone
     38 #
     39 # That is, either
     40 #	atf_run t_command | atf-report		(or whatever is needed)
     41 # or
     42 #	sh t_command [sub_test]...	( default is to run all sub_tests )
     43 #
     44 # nb: for standalone runs, do not attempt ./t_builtin as the #! line
     45 # added will force ATF which will complain about the incorrect method
     46 # of running the test.  Instead use some Bourne shell compatible shell
     47 # (any will do, caveat any bugs it might have), and run the script explicitly.
     48 
     49 do_printf()
     50 {
     51 	$Running_under_ATF && atf_require_prog "${PRINTF%% *}"
     52 
     53 	unset LANG LC_ALL LC_NUMERIC LC_CTYPE LC_MESSAGES
     54 
     55 	${PRINTF} "$@"
     56 }
     57 
     58 No_command()
     59 {
     60 	setmsg No_command
     61 
     62 	case "${TEST_PRINTF%% *}" in
     63 	( '' )
     64 		msg='Configuration error: check $TEST_PRINTF'
     65 		;;
     66 	( /* | ./* | ../* )
     67 		msg="Cannot find/execute ${TEST_PRINTF%% *}"
     68 		;;
     69 	( * )
     70 		msg="No '${TEST_PRINTF%% *}' found in "'$PATH'
     71 		;;
     72 	esac
     73 	atf_skip "${msg}"
     74 
     75 	return $RVAL
     76 }
     77 
     78 # See if we have a "printf" command in $PATH to test - pick the first
     79 
     80 setup()
     81 {
     82 	saveIFS="${IFS-UnSet}"
     83 	saveOPTS="$(set +o)"
     84 
     85 	unset PRINTF
     86 
     87 	case "${TEST_PRINTF%% *}" in
     88 	( /* )		PRINTF="${TEST_PRINTF}" ;;
     89 	( ./* | ../* )	PRINTF="${PWD}/${TEST_PRINTF}" ;;
     90 	(*)
     91 		set -f
     92 		IFS=:
     93 		for P in $PATH
     94 		do
     95 			case "$P" in
     96 			('' | . )	D="${PWD}";;
     97 			( /* )		D="${P}"  ;;
     98 			( * )		D="${PWD}/${P}";;
     99 			esac
    100 
    101 			test -x "${D}/${TEST_PRINTF%% *}" || continue
    102 
    103 			PRINTF="${D}/${TEST_PRINTF}"
    104 			break
    105 		done
    106 		unset IFS
    107 		eval "${saveOPTS}"
    108 
    109 		case "${saveIFS}" in
    110 		(UnSet)		unset IFS;;
    111 		(*)		IFS="${saveIFS}";;
    112 		esac
    113 		;;
    114 	esac
    115 
    116 	test -x "${PRINTF%% *}" || PRINTF=
    117 
    118 	case "${PRINTF}" in
    119 
    120 	('')	Tests=
    121 		define No_command 'Dummy test to skip no printf command'
    122 		return 1
    123 		;;
    124 
    125 	( * )
    126 		# nothing here, it all happens below.
    127 		;;
    128 
    129 	esac
    130 
    131 	return 0
    132 }
    133 
    134 setmsg()
    135 {
    136 	MSG="${PRINTF}"
    137 	CurrentTest="$1"
    138 	RVAL=0
    139 }
    140 
    141 BUILTIN_TEST=false
    142 
    143 # All the code to actually run the test comes from printf.sh ...
    144 
    145