91 lines
2.6 KiB
Bash
Executable file
91 lines
2.6 KiB
Bash
Executable file
#!/bin/sh
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# Test "stty" with rows and columns.
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# Copyright (C) 1998-2025 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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# Setting this envvar to a very small value used to cause e.g., 'stty size'
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# to generate slightly different output on certain systems.
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COLUMNS=80
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export COLUMNS
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# Make sure we get English-language behavior.
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# See the report about a possibly-related Solaris problem by Alexandre Peshansky
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# <https://lists.gnu.org/r/bug-coreutils/2004-10/msg00035.html>.
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# Currently stty isn't localized, but it might be in the future.
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LC_ALL=C
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export LC_ALL
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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
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print_ver_ stty
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require_controlling_input_terminal_
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require_trap_signame_
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trap '' TTOU # Ignore SIGTTOU
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# Versions of GNU stty from shellutils-1.9.2c and earlier failed
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# tests #2 and #4 when run on SunOS 4.1.3.
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tests='
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1 rows_40_columns_80 40_80
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2 rows_1_columns_1 1_1
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3 rows_40_columns_80 40_80
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4 rows_1 1_80
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5 columns_1 1_1
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6 rows_40 40_1
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7 rows_1 1_1
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8 columns_80 1_80
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9 rows_30 30_80
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10 rows_0x1E 30_80
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11 rows_036 30_80
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NA LAST NA
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'
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set -- $tests
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saved_size=$(stty size) && test -n "$saved_size" \
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|| skip_ "can't get window size"
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# Linux virtual consoles issue an error if you
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# try to increase their size. So skip in that case.
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if test "x$saved_size" != "x0 0"; then
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srow=$(echo $saved_size | cut -d ' ' -f1)
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scol=$(echo $saved_size | cut -d ' ' -f2)
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stty rows $(expr $srow + 1) cols $(expr $scol + 1) ||
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skip_ "can't increase window size"
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fi
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while :; do
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test_name=$1
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args=$2
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expected_result="$(echo $3|tr _ ' ')"
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test "$args" = empty && args=''
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test "x$args" = xLAST && break
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args=$(echo x$args|tr _ ' '|sed 's/^x//')
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if test "$VERBOSE" = yes; then
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# echo "testing \$(stty $args; stty size\) = $expected_result ..."
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echo "test $test_name... " | tr -d '\n'
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fi
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stty $args || exit 1
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test x"$(stty size 2> /dev/null)" = "x$expected_result" \
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&& ok=ok || ok=FAIL fail=1
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test "$VERBOSE" = yes && echo $ok
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shift; shift; shift
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done
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set x $saved_size
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stty rows $2 columns $3 || exit 1
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Exit $fail
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