2002-07-19 20:26:28 +00:00
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# Require a controlling input `terminal'.
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2001-03-09 18:21:29 +00:00
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tty -s || have_input_tty=no
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2003-07-12 07:33:35 +00:00
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test -t 1 || have_input_tty=no
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2001-03-09 18:21:29 +00:00
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if test "$have_input_tty" = no; then
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echo "$0: This test must have a controlling input \`terminal'," 1>&2
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echo " so it may not be run via \`batch', \`at', or \`rsh'." 1>&2
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2003-07-12 07:33:35 +00:00
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echo " On some systems, it may not even be run in the background." 1>&2
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2002-07-19 20:22:59 +00:00
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(exit 77; exit); exit
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2001-03-09 18:21:29 +00:00
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fi
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