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57 lines
1.4 KiB
Bash
57 lines
1.4 KiB
Bash
# -*- sh -*-
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# Check environment variables for sane values while testing.
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# Copyright (C) 2000, 2001, 2003, 2004, 2006 Free Software Foundation,
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# 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 <http://www.gnu.org/licenses/>.
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if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
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as_unset=unset
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else
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as_unset=false
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fi
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envvar_check_failed=0
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vars='
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_POSIX2_VERSION
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BLOCKSIZE
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BLOCK_SIZE
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CDPATH
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COLUMNS
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DF_BLOCK_SIZE
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DU_BLOCK_SIZE
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LS_BLOCK_SIZE
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LS_COLORS
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POSIXLY_CORRECT
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QUOTING_STYLE
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SIMPLE_BACKUP_SUFFIX
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TABSIZE
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TERM
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TIME_STYLE
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TMPDIR
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VERSION_CONTROL
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'
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for var in $vars
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do
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$as_unset $var
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if eval test \"\${$var+set}\" = set; then
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echo "$0: the $var environment variable is set --" \
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' unset it and rerun this test' >&2
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envvar_check_failed=1
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fi
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done
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test "$envvar_check_fail" = 1 && exit 1
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