File size: 4,221 Bytes
78d2150 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 | #!/bin/sh
# test nohup
# Copyright (C) 2003-2025 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 <https://www.gnu.org/licenses/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ nohup
nohup sh -c 'echo stdout; echo stderr 1>&2' 2>err || fail=1
# Be careful. The results of the above nohup command
# change depending on whether stdin and stdout are redirected.
if test -t 1; then
test "$(cat nohup.out)" = stdout || fail=1
if test -t 0; then
echo 'nohup: ignoring input and appending output to 'nohup.out'\'
else
echo 'nohup: appending output to 'nohup.out'\'
fi >exp || framework_failure_
else
# Here it should not even exist.
test -f nohup.out && fail=1
if test -t 0; then
echo 'nohup: ignoring input' >exp
else
rm -f exp
fi || framework_failure_
fi
echo 'stderr' >> exp || framework_failure_
compare exp err || fail=1
rm -f nohup.out err exp
# ----------------------
# Be careful. The results of the following nohup command
# change depending on whether stderr is redirected.
nohup sh -c 'echo stdout; echo stderr 1>&2' >out || fail=1
if test -t 2; then
test "$(cat out|tr '\n' -)" = stdout-stderr- || fail=1
else
test "$(cat out|tr '\n' -)" = stdout- || fail=1
fi
# It must *not* exist.
test -f nohup.out && fail=1
rm -f nohup.out err
# ----------------------
# Bug present through coreutils 8.0: failure to print advisory message
# to stderr must be fatal. Requires stdout to be terminal.
if test -w /dev/full && test -c /dev/full; then
(
# POSIX shells immediately exit the subshell on exec error.
# So check we can write to /dev/tty before the exec, which
# isn't possible if we've no controlling tty for example.
test -c /dev/tty && >/dev/tty || exit 0
exec >/dev/tty
test -t 1 || exit 0
returns_ 125 nohup echo hi 2> /dev/full || fail=1
test -f nohup.out || fail=1
compare /dev/null nohup.out || fail=1
rm -f nohup.out
exit $fail
) || fail=1
fi
nohup no-such-command 2> err
errno=$?
if test -t 1; then
test $errno = 127 || fail=1
# It must exist.
test -f nohup.out || fail=1
# It must be empty.
compare /dev/null nohup.out || fail=1
fi
cat <<\EOF > exp || framework_failure_
nohup: appending output to 'nohup.out'
nohup: cannot run command 'no-such-command': No such file or directory
EOF
# Disable these comparisons. Too much variation in 2nd line.
# compare exp err || fail=1
rm -f nohup.out err exp
# ----------------------
touch k; chmod 0 k
nohup ./k 2> err
errno=$?
test $errno = 126 || fail=1
if test -t 1; then
# It must exist.
test -f nohup.out || fail=1
# It must be empty.
compare /dev/null nohup.out || fail=1
fi
cat <<\EOF > exp || framework_failure_
nohup: appending output to 'nohup.out'
nohup: cannot run command './k': Permission denied
EOF
# Disable these comparisons. Too much variation in 2nd line.
# compare exp err || fail=1
# Make sure it fails with exit status of 125 when given too few arguments,
# except that POSIX requires 127 in this case.
returns_ 125 nohup >/dev/null 2>&1 || fail=1
export POSIXLY_CORRECT=1
returns_ 127 nohup >/dev/null 2>&1 || fail=1
unset POSIXLY_CORRECT
# Make sure we create nohup.out with u+rw permissions
(
rm -f nohup.out
# POSIX shells immediately exit the subshell on exec error.
# So check we can write to /dev/tty before the exec, which
# isn't possible if we've no controlling tty for example.
test -c /dev/tty && >/dev/tty || exit 0
exec >/dev/tty
test -t 1 || exit 0
umask 600 # Ensure nohup undoes this
nohup echo hi || fail=1
test "$(stat -c %a nohup.out)" = 600 || fail=1
rm -f nohup.out
exit $fail
) || fail=1
Exit $fail
|