#!/bin/sh # Test "stty" with rows and columns. # Copyright (C) 1998-2017 Free Software Foundation, Inc. # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program. If not, see . # Setting this envvar to a very small value used to cause e.g., 'stty size' # to generate slightly different output on certain systems. COLUMNS=80 export COLUMNS # Make sure we get English-language behavior. # See the report about a possibly-related Solaris problem by Alexandre Peshansky # . # Currently stty isn't localized, but it might be in the future. LC_ALL=C export LC_ALL . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src print_ver_ stty require_controlling_input_terminal_ require_trap_signame_ trap '' TTOU # Ignore SIGTTOU # Versions of GNU stty from shellutils-1.9.2c and earlier failed # tests #2 and #4 when run on SunOS 4.1.3. tests=' 1 rows_40_columns_80 40_80 2 rows_1_columns_1 1_1 3 rows_40_columns_80 40_80 4 rows_1 1_80 5 columns_1 1_1 6 rows_40 40_1 7 rows_1 1_1 8 columns_80 1_80 9 rows_30 30_80 10 rows_0x1E 30_80 11 rows_036 30_80 NA LAST NA ' set $tests saved_size=$(stty size) && test -n "$saved_size" \ || skip_ "can't get window size" # Linux virtual consoles issue an error if you # try to increase their size. So skip in that case. if test "x$saved_size" != "x0 0"; then srow=$(echo $saved_size | cut -d ' ' -f1) scol=$(echo $saved_size | cut -d ' ' -f2) stty rows $(expr $srow + 1) cols $(expr $scol + 1) || skip_ "can't increase window size" fi while :; do test_name=$1 args=$2 expected_result="$(echo $3|tr _ ' ')" test "$args" = empty && args='' test "x$args" = xLAST && break args=$(echo x$args|tr _ ' '|sed 's/^x//') if test "$VERBOSE" = yes; then # echo "testing \$(stty $args; stty size\) = $expected_result ..." echo "test $test_name... " | tr -d '\n' fi stty $args || exit 1 test x"$(stty size 2> /dev/null)" = "x$expected_result" \ && ok=ok || ok=FAIL fail=1 test "$VERBOSE" = yes && echo $ok shift; shift; shift done set x $saved_size stty rows $2 columns $3 || exit 1 Exit $fail