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<TITLE>Linux in Plain English:Linux Commands Organized by Group</TITLE>

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<!--ISBN=1558285423//-->

<!--TITLE=Linux in Plain English//-->

<!--AUTHOR=Patrick Volkerding//-->

<!--AUTHOR=Kevin Reichard//-->

<!--PUBLISHER=IDG Books Worldwide, Inc.//-->

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<P><BR></P>

<P><FONT SIZE="+1"><B>xlsatoms......<TT>List Atoms</TT></B></FONT></P>

<IMG SRC="images/05-62i.jpg"><P><B>xlsatoms</B> <I>option(s)</I></P>

<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>

<P>The <B>xlsatoms</B> command lists interned atoms from the server. All atoms starting from 1 (the lowest atom value defined by the protocol) are listed.</P>

<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>

<TABLE WIDTH="100%">

<TR>

<TD WIDTH="35%" VALIGN="TOP"><B>-format <I>string</I></B>

<TD WIDTH="65%">Specifies the <B>printf</B>-style string used to list each atom. The default is <I>%ld\t%s</I>.

<TR>

<TD><B>-name <I>string</I></B>

<TD>Specifies a single atom to list.

<TR>

<TD><B>-range [<I>low</I>]-[<I>high</I>]</B>

<TD>Specifies the range of atom values to check.

</TABLE>

<P><FONT SIZE="+1"><B>xlsclients......<TT>Lists X Clients</TT></B></FONT></P>

<IMG SRC="images/05-63i.jpg"><P><B>xlsclients</B> <I>option(s)</I></P>

<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>

<P>The <B>xlsclients</B> command lists the client applications running on a display.</P>

<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>

<TABLE WIDTH="100%">

<TR>

<TD WIDTH="25%" VALIGN="TOP"><B>-a</B>

<TD WIDTH="75%">Lists clients on all screens, not just those on the default screen.

<TR>

<TD VALIGN="TOP"><B>-l</B>

<TD>Returns information in the long format, giving the window name, icon name, and class hints in addition to the machine name and command string shown in the default format.

<TR>

<TD VALIGN="TOP"><B>-m <I>maxcmdlen</I></B>

<TD>Specifies the maximum number of characters in a command to print out. The default is 10,000.

</TABLE>

<P><FONT SIZE="+1"><B><I>RELATED COMMANDS</I></B></FONT></P>

<DL>

<DD><B>xprop

<DD>xwininfo</B>

</DL>

<P><FONT SIZE="+1"><B>xlsfonts......<TT>List X Fonts</TT></B></FONT></P>

<IMG SRC="images/05-64i.jpg"><P><B>xlsfonts</B> <I>option(s)</I></P>

<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>

<P>The <B>xlsfonts</B> command lists the fonts installed on an X Window System. You can choose to see all the fonts&#151;which results in a voluminous output&#151;or you can whittle down the list of files by combining a wildcard with the <I>-pattern</I> option.</P>

<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>

<TABLE WIDTH="100%">

<TR>

<TD WIDTH="25%"><B>-1</B>

<TD WIDTH="75%">Prints information in a single column.

<TR>

<TD><B>-C</B>

<TD>Returns information in multiple columns.

<TR>

<TD><B>-fn <I>pattern</I></B>

<TD>Specifies the font <I>pattern</I> to search for.

<TR>

<TD VALIGN="TOP"><B>-l</B>

<TD>Lists font attributes on one line, along with its name.

<TR>

<TD><B>-ll</B>

<TD>Lists font properties in addition to <B>-l</B> output.

<TR>

<TD><B>-lll</B>

<TD>Lists character metrics in addition to <B>-ll</B> output.

<TR>

<TD><B>-m</B>

<TD>Lists minimum and maximum bounds of each font.

<TR>

<TD><B>-n <I>columns</I></B>

<TD>Sets the number of columns.

<TR>

<TD VALIGN="TOP"><B>-o</B>

<TD>Performs <B>OpenFont</B> (and <B>QueryFont</B>, if appropriate) instead of <B>ListFonts</B>.

<TR>

<TD><B>-u</B>

<TD>Leaves output unsorted.

<TR>

<TD VALIGN="TOP"><B>-w <I>width</I></B>

<TD>Sets the width in characters of the returned information; the default is 79.

</TABLE>

<P><FONT SIZE="+1"><B><I>RELATED COMMANDS</I></B></FONT></P>

<DL>

<DD><B>xfd</B>

</DL>

<P><FONT SIZE="+1"><B>xmag......<TT>Magnify Screen</TT></B></FONT></P>

<IMG SRC="images/05-65i.jpg"><P><B>xmag</B> <I>option(s)</I></P>

<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>

<P>The <B>xmag</B> command displays a portion of the screen. You can either specify a region on the command line or use a square with a pointer that you can drag over an area to be enlarged. After deciding on an area, a new window will appear, with the area magnified. Typing <B>Q</B> or <B>Ctrl-C</B> will end the program.</P>

<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>

<TABLE WIDTH="100%">

<TR>

<TD WIDTH="25%"><B>-source <I>geom</I></B>

<TD WIDTH="75%">Sets the size and location of the area to be magnified.

<TR>

<TD><B>-mag <I>integer</I></B>

<TD>Sets the level of magnification; 5 is the default.

</TABLE>

<P><FONT SIZE="+1"><B>xman......<TT>X Manual Pages</TT></B></FONT></P>

<IMG SRC="images/05-66i.jpg"><P><B>xman</B> <I>option(s)</I></P>

<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>

<P>The <B>xman</B> command displays online manual pages. It&#146;s really an X Window System version of the <B>man</B> command, albeit with a prettier interface. See the entry for <B>man</B> for more information about Linux online help.</P>

<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>

<TABLE WIDTH="100%">

<TR>

<TD WIDTH="35%" VALIGN="TOP"><B>-bothshown</B>

<TD WIDTH="65%">Shows both a manual page and the manual directory.

<TR>

<TD><B>-helpfile <I>filename</I></B>

<TD>Specifies a helpfile other than the default.

<TR>

<TD><B>-notopbox</B>

<TD>Starts without an opening menu.

<TR>

<TD VALIGN="TOP"><B>-pagesize <I>WxH&#43;X&#43;Y</I></B>

<TD>Sets the size and location of all the manual pages.

</TABLE>

<P><FONT SIZE="+1"><B><I>RELATED COMMANDS</I></B></FONT></P>

<DL>

<DD><B>apropos

<DD>man

<DD>whatis</B>

</DL>

<P><FONT SIZE="+1"><B>xmessage......<TT>Display X Message</TT></B></FONT></P>

<IMG SRC="images/05-67i.jpg"><P><B>xmessage</B> <I>option(s)</I></P>

<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>

<P>The <B>xmessage</B> command displays a message or query in a window. It&#146;s basically an X-based <B>/bin/echo</B>.</P>

<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>

<TABLE WIDTH="100%">

<TR>

<TD WIDTH="25%" VALIGN="TOP"><B>-buttons <I>button</I></B>

<TD WIDTH="70%">Creates one button for each comma-separated <I>button</I> argument.

<TR>

<TD VALIGN="TOP"><B>-default <I>label</I></B>

<TD>Defines the button with a matching <I>label</I> to be the default.

<TR>

<TD><B>-file <I>filename</I></B>

<TD>Displays <I>filename</I>.

<TR>

<TD VALIGN="TOP"><B>-print</B>

<TD>Prints the label of the button pressed to standard output.

</TABLE>

<P><FONT SIZE="+1"><B><I>RELATED COMMANDS</I></B></FONT></P>

<DL>

<DD><B>cat

<DD>echo</B>

</DL>

<P><FONT SIZE="+1"><B>xmodmap......<TT>Modify Keymaps</TT></B></FONT></P>

<IMG SRC="images/05-68i.jpg"><P><B>xmodmap</B> <I>option(s) filename</I></P>

<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>

<P>The <B>xmodmap</B> command modifies keymaps under the X Window System. These are used to convert event keystrokes into keysyms.</P>

<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>

<TABLE WIDTH="100%">

<TR>

<TD WIDTH="25%"><B>-e <I>expression</I></B>

<TD WIDTH="75%">Executes <I>expression</I>.

<TR>

<TD VALIGN="TOP"><B>-n</B>

<TD>Lists potential changes without actually making the changes.

<TR>

<TD><B>-pk</B>

<TD>Displays the current keymap table on standard output.

<TR>

<TD VALIGN="TOP"><B>-pke</B>

<TD>Displays the current keymap table on standard output in the form of expressions that can be fed back to <B>xmodmap</B>.

<TR>

<TD><B>-pm</B>

<TD>Displays the current modifier map on standard output.

<TR>

<TD><B>-pp</B>

<TD>Displays the current pointer map on standard output.

</TABLE>

<P><FONT SIZE="+1"><B><I>RELATED COMMAND</I></B></FONT></P>

<DL>

<DD><B>xev</B>

</DL>

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