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-rw-r--r--doc/coreutils.texi22
1 files changed, 17 insertions, 5 deletions
diff --git a/doc/coreutils.texi b/doc/coreutils.texi
index 147788681..a759448a3 100644
--- a/doc/coreutils.texi
+++ b/doc/coreutils.texi
@@ -10935,10 +10935,8 @@ nohup @var{command} [@var{arg}]@dots{}
@end example
@flindex nohup.out
-@command{nohup} increases the scheduling priority of @var{command} by 5, so
-it has a slightly smaller chance to run. If standard output is a terminal,
-it and standard error are redirected so that they are appended to the
-file @file{nohup.out}; if that cannot be written to, they are appended
+If standard output is a terminal, it is redirected so that it is appended
+to the file @file{nohup.out}; if that cannot be written to, it is appended
to the file @file{$HOME/nohup.out}. If that cannot be written to, the
command is not run.
@@ -10947,13 +10945,27 @@ If @command{nohup} creates either @file{nohup.out} or
access permissions. It does not change the permissions if the output
file already existed.
+If standard error is a terminal, it is redirected to the same file
+descriptor as the standard output.
+
@command{nohup} does not automatically put the command it runs in the
background; you must do that explicitly, by ending the command line
-with an @samp{&}.
+with an @samp{&}. Also, @command{nohup} does not change the
+scheduling priority of @var{command}; use @command{nice} for that,
+e.g., @samp{nohup nice @var{command}}.
The only options are @option{--help} and @option{--version}. @xref{Common
options}.
+@cindex exit status of @command{nohup}
+Exit status:
+
+@display
+126 if @var{command} was found but could not be invoked
+127 if @command{nohup} itself failed or if @var{command} could not be found
+the exit status of @var{command} otherwise
+@end display
+
@node su invocation
@section @command{su}: Run a command with substitute user and group id