1 files changed, 125 insertions, 0 deletions
diff --git a/tests/misc/nohup.sh b/tests/misc/nohup.sh
new file mode 100755
index 0000000..c21de07
--- /dev/null
+++ b/tests/misc/nohup.sh
@@ -0,0 +1,125 @@
+#!/bin/sh
+# test nohup
+
+# Copyright (C) 2003-2018 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
+
+Exit $fail