mirror of
https://github.com/coreutils/coreutils.git
synced 2024-12-21 07:48:04 +08:00
112efa81f2
`(exit N); exit N'. Otherwise, those many tests could exit with improper exit status when exiting via e.g., a trapped interrupt. Thanks to a report from Bob Proulx.
11 lines
378 B
Plaintext
11 lines
378 B
Plaintext
# Require a controlling input `terminal'.
|
|
|
|
tty -s || have_input_tty=no
|
|
test -t 1 || have_input_tty=no
|
|
if test "$have_input_tty" = no; then
|
|
echo "$0: This test must have a controlling input \`terminal'," 1>&2
|
|
echo " so it may not be run via \`batch', \`at', or \`rsh'." 1>&2
|
|
echo " On some systems, it may not even be run in the background." 1>&2
|
|
(exit 77); exit 77
|
|
fi
|