diff options
| -rw-r--r-- | doc/coreutils.texi | 44 |
1 files changed, 25 insertions, 19 deletions
diff --git a/doc/coreutils.texi b/doc/coreutils.texi index d4f211456..0b1a69bff 100644 --- a/doc/coreutils.texi +++ b/doc/coreutils.texi @@ -5900,7 +5900,7 @@ separated by @samp{, } (a comma and a space). Append a character to each file name indicating the file type. This is like @option{-F}, except that executables are not marked. -@item -x @var{format} +@item -x @itemx --format=across @itemx --format=horizontal @opindex -x @@ -6077,7 +6077,10 @@ backslash sequences like those used in C. @opindex -N @opindex --literal @opindex --quoting-style -Do not quote file names. +Do not quote file names. However, with @command{ls} nongraphic +characters are still printed as question marks if the output is a +terminal and you do not specify the @option{--show-control-chars} +option. @item -q @itemx --hide-control-chars @@ -7170,13 +7173,15 @@ The program accepts the following options. Also see @ref{Common options}. @cindex directories, removing with @code{unlink} @findex unlink @pindex fsck -Attempt to remove directories using the @code{unlink} function rather than -the @code{rmdir} function, and -don't require a directory to be empty before trying to unlink it. This works +Use the @code{unlink} function unconditionally rather than attempting +to check whether the file is a directory and using @code{rmdir} if it +is a directory. This can be useful on corrupted file systems where +@code{unlink} works even though other, file-checking functions fail. +For directories, this works only if you have appropriate privileges and if your operating system supports @code{unlink} for directories. Because unlinking a directory causes any files in the deleted directory to become unreferenced, it is wise to @command{fsck} -the file system after doing this. +the file system afterwards. @item -f @itemx --force @@ -11095,12 +11100,11 @@ Print only the user id. @cindex login name, printing @cindex user name, printing -@flindex /etc/utmp @flindex utmp - -@command{logname} prints the calling user's name, as found in the file -@file{/etc/utmp}, and exits with a status of 0. If there is no -@file{/etc/utmp} entry for the calling process, @command{logname} prints +@command{logname} prints the calling user's name, as found in a +system-maintained file (often @file{/var/run/utmp} or +@file{/etc/utmp}), and exits with a status of 0. If there is no entry +for the calling process, @command{logname} prints an error message and exits with a status of 1. The only options are @option{--help} and @option{--version}. @xref{Common @@ -11167,11 +11171,12 @@ output. Synopsis: users [@var{file}] @end example -@flindex /etc/utmp -@flindex /etc/wtmp +@flindex utmp +@flindex wtmp With no @var{file} argument, @command{users} extracts its information from -the file @file{/etc/utmp}. If a file argument is given, @command{users} -uses that file instead. A common choice is @file{/etc/wtmp}. +a system-maintained file (often @file{/var/run/utmp} or +@file{/etc/utmp}). If a file argument is given, @command{users} uses +that file instead. A common choice is @file{/var/log/wtmp}. The only options are @option{--help} and @option{--version}. @xref{Common options}. @@ -11200,11 +11205,12 @@ If given no non-option arguments, @command{who} prints the following information for each user currently logged on: login name, terminal line, login time, and remote hostname or X display. -@flindex /etc/utmp -@flindex /etc/wtmp +@flindex utmp +@flindex wtmp If given one non-option argument, @command{who} uses that instead of -@file{/etc/utmp} as the name of the file containing the record of -users logged on. @file{/etc/wtmp} is commonly given as an argument +a default system-maintained file (often @file{/var/run/utmp} or ++@file{/etc/utmp}) as the name of the file containing the record of +users logged on. @file{/var/log/wtmp} is commonly given as an argument to @command{who} to look at who has previously logged on. @opindex am i |