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authorReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
committerReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
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+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
+<html lang="en">
+<HEAD>
+<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<TITLE>XPM README</TITLE>
+</HEAD>
+
+<body>
+<h1 align="center">XPM README</h1>
+
+<h2>Contents</h2>
+
+<ol>
+<li><a href="#sec1">What Is XPM?</a>
+<li><a href="#sec2">Where to get XPM?</a>
+<li><a href="#sec3">Documentation</a>
+<li><a href="#sec4">Installation</a>
+<ol>
+<li><a href="#sec4.1">With imake</a>
+<li><a href="#sec4.2">Without imake</a>
+</ol>
+<li><a href="#sec5">SXPM</a>
+<li><a href="#sec6">CXPM</a>
+<li><a href="#sec7">Other Tools</a>
+<li><a href="#sec8">Discussion</a>
+<li><a href="#copy">Copyright</a>
+</ol>
+
+
+<h2><a name="sec1">1. What Is XPM?</a></h2>
+<p>
+XPM (X PixMap) is a format for storing/retrieving X pixmaps to/from files.
+<p>
+Here is provided a library containing a set of four functions, similar to the
+X bitmap functions as defined in the Xlib: <code>XpmCreatePixmapFromData</code>,
+<code>XpmCreateDataFromPixmap</code>, <code>XpmReadFileToPixmap</code> and <code>XpmWriteFileFromPixmap</code> for
+respectively including, storing, reading and writing this format, plus four
+other: <code>XpmCreateImageFromData</code>, <code>XpmCreateDataFromImage</code>, <code>XpmReadFileToImage</code> and
+<code>XpmWriteFileFromImage</code> for working with images instead of pixmaps.
+<p>
+This new version provides a C includable format, defaults for different types
+of display: monochrome/color/grayscale, hotspot coordinates and symbol names
+for colors for overriding default colors when creating the pixmap. It provides
+a mechanism for storing information while reading a file which is re-used
+while writing. This way comments, default colors and symbol names aren't lost.
+It also handles "transparent pixels" by returning a shape mask in addition to
+the created pixmap.
+<p>
+See the XPM Manual for details.
+
+
+<h2><a name="sec2">2. Where to get XPM?</a></h2>
+<p>
+New XPM updates are announced on the comp.windows.x newsgroup, and on the
+"xpm-talk" list and you can always consult the XPM Home page at <a
+href="http://www.inria.fr/koala/lehors/xpm.html">http://www.inria.fr/koala/lehors/xpm.html</a>
+<p>The latest "official" XPM release can always be found at:
+<br>Boston, USA: <a
+href="ftp://ftp.x.org/contrib">ftp://ftp.x.org/contrib</a>
+<br>Sophia Antipolis, France: <a
+href="ftp://koala.inria.fr/pub/xpm">ftp://koala.inria.fr/pub/xpm</a>
+
+
+<h2><a name="sec3">3. Documentation</a></h2>
+<p>
+Old users might read the <a href="CHANGES">CHANGES</a> file for a history
+of changes interesting the user.
+<p>
+Read the doc. The documentation is in PostScript format (<a
+href="doc/xpm.PS">doc/xpm.PS</a>) and has been produced with
+FrameMaker. The source files are available on request.
+<p>
+A <a href="FAQ.html">FAQ</a> (Frequently Asked Questions) is also provided,
+so if you experience any problem you should have a look at this file.
+
+
+<h2><a name="sec4">4. Installation</a></h2>
+<p>
+To obtain the XPM library, first uncompress and untar the compressed tar file
+in an appropriate directory.
+<p>
+Then you can either compile XPM via "imake" or in a stand-alone way.
+
+<h3><a name="sec4.1">4.1. With imake</a></h3>
+<p>
+ Imakefiles are provided to build both shared and unshared libraries.
+ However, building a shared lib is very OS dependent and often requires
+ specific files which are not available. Also config files are often not
+ set correctly for this task. So if it fails you can avoid trying to
+ build one and simply build the static library instead. In order to do
+ so you should edit the top Imakefile to add -DSharedLibXpm=NO to the
+ definition of IMAKE_DEFINES as described.
+<p>
+ The compilation and installation of the library and the sxpm program
+ should only require you to edit the top Imakefile. But you should do so
+ in order to specify the locations where the various files should be
+ installed and to set the DEFINES variable accordingly to your system.
+<p>
+ On Solaris 2.* the compilation works only in the native svr4
+ environment, avoid the bsd one or it won't compile. Especially you
+ should be using /opt/SUNWspro/bin/cc and not /usr/ucb/cc.
+ Also since the compiler is no longer part of the OS distribution a lot
+ of people use gcc instead. This is fine, but be aware that the imake
+ tool you get as part of the X Window System on a solaris box is
+ configured for cc. Therefore the compilation using the generated
+ Makefiles will not succeed unless you have changed the default
+ configuration. An easy work around is to directly edit the generated
+ lib/Makefile to change '-K pic' to '-fpic'. Fixing your imake
+ configuration would be better though.
+<p>
+ On Linux, if you do not use ELF yet you'd better get the binary
+ distribution available from sunsite. Because it's really a pain to
+ build a shared lib and the current XPM distribution doesn't contain
+ the jump files you would need to do so. On the other hand people have
+ had no problems building it using ELF.
+<p>
+ Then execute the following command:
+<pre>
+ xmkmf -a
+</pre>
+<p>
+ or if this option is not supported by your version of xmkmf:
+<pre>
+ xmkmf
+ make Makefiles
+ make includes
+ make depend (optional)
+</pre>
+<p>
+ Then simply execute:
+<pre>
+ make
+</pre>
+<p>
+ which will build the XPM library and the sxpm application.
+ Then do:
+<pre>
+ make install
+ make install.man
+</pre>
+<p>
+ which will install the library and the sxpm program and man page.
+<p>
+ If it fails, be sure you have set the DEFINES correctly in the top
+ Imakefile to suit your machine.
+
+<h4>NOTE ON USING IMAKE:</h4>
+<p>
+ Building the XPM distribution with imake requires to have imake
+ <strong>correctly installed and configured</strong> on your
+ system. I do my best at tweaking the Imakefiles so they work with
+ as many imake flavors people might have as possible but there is
+ nothing I can do against wrong imake configurations. So if your
+ build fails using imake, don't send me email for advice. Get your
+ imake configuration fixed or forget about it!
+
+
+<h3><a name="sec4.2">4.2. Without imake</a></h3>
+<p>
+ A set of makefiles is provided for those who do not have imake
+ available on their system. However, this is only provided as a
+ convenience and you should be considered as a starting point and not as
+ something ready to use. These makefiles, called Makefile.noX, will most
+ likely require some editing in order be set accordingly to your system.
+<p>
+ Once this setting is done, you should be able to compile XPM, by
+ executing the following command:
+<pre>
+ make -f Makefile.noX
+</pre>
+<p>
+ Then to install it, do:
+<pre>
+ make -f Makefile.noX install
+</pre>
+
+
+<h2><a name="sec5">5. SXPM</a></h2>
+<p>
+In addition to the library the sxpm tool is provided to show XPM file and
+convert them from XPM1 or XPM2 to XPM version 3. If you have previously done
+'make' or 'make all' you should already have it, otherwise just do:
+<pre>
+ cd sxpm; make
+</pre>
+<p>
+This application shows you most of the features of XPM and its source can be
+used to quickly see how to use the provided functions.
+<p>
+By executing 'sxpm -help' you will get the usage.
+<p>
+Executing 'sxpm -plaid' will show a demo of the XpmCreatePixmapFromData
+function. The pixmap is created from the static variable plaid defined in the
+sxpm.c file. sxpm will end when you press the key 'q' in the created window.
+<p>
+Executing 'sxpm -plaid -sc lines_in_mix blue' will show the feature of
+overriding color symbols giving a colorname, executing 'sxpm -plaid -sp
+lines_in_mix 1' will show overriding giving a pixel value, and executing 'sxpm
+-plaid -cp red 0' will show overriding giving a color value.
+<p>
+Then you should try 'sxpm -plaid -o output' to get an output file using the
+XpmWriteFileFromPixmap function.
+<p>
+You can now try 'sxpm -plaid -o - -nod -rgb /usr/lib/X11/rgb.txt' to directly
+get the pixmap printed out on the standard output with colornames instead of
+rgb values.
+<p>
+Then you should try 'sxpm plaid.xpm' to use the XpmReadFileToPixmap function,
+and 'cat plaid_mask.xpm|sxpm' to see how "transparent pixels" are handled.
+<p>
+The XpmCreatePixmapFromData function is on purpose called without any XpmInfos
+flag to show the utility of this one. Indeed, compare the color section of the
+two files foo and bar obtained from 'sxpm -nod -plaid -o foo' and 'sxpm -nod
+plaid.xpm -o bar'. All the default colors and also the comments have been
+restored.
+<p>
+To end look at plaid_ext.xpm and try "sxpm -nod plaid_ext.xpm -v" to see how
+extensions are handled.
+<p>
+Of course, other combinations are allowed and should be tried. Thus, 'sxpm
+plaid.xpm -o output -nod' will show you how to convert a file from XPM1 or XPM2
+to a XPM version 3 using sxpm.
+<p>
+See the manual page for more detail.
+
+
+<h2><a name="sec6">6. CXPM</a></h2>
+<p>
+The cxpm tool is provided to help you figure out whether an XPM file is correct
+or not with regard to its format. If you have previously done 'make' or
+'make all' you should already have it, otherwise just do:
+<pre>
+ cd cxpm; make
+</pre>
+<p>
+The related man page will tell you everything about it but here is a simple
+example of what it does:
+<pre>
+$ ./cxpm bogus_pixmap
+Xpm Error: Invalid XPM file.
+Error found line 3 near character 5
+</pre>
+<p>
+It is pretty limited but at least, unlike sxpm, it gives you some hint on where
+the error occured within the file.
+
+
+<h2><a name="sec7">7. Other Tools</a></h2>
+<p>
+Several converters dealing with XPM and a pixmap editor can be found in the
+xpm-contrib distribution. Also I recommend the use of netpbm to do any kind of
+general image operations such as scaling, resizing, dithering, and to convert
+from and to any other image format.
+
+<h2><a name="sec8">8. Discussion</a></h2>
+<p>
+There is a mailing list to discuss about XPM which is <a
+href="mailto:xpm-talk@sophia.inria.fr">xpm-talk@sophia.inria.fr</a>.
+Any request to subscribe should be sent to <a
+href="mailto:xpm-talk-request@sophia.inria.fr">xpm-talk-request@sophia.inria.fr</a>.
+The archive of the xpm-talk list is available through the web at
+<a
+href="http://zenon.inria.fr/koala/xpm-talk-hypermail">http://zenon.inria.fr/koala/xpm-talk-hypermail</a>
+and through ftp at <a
+href="ftp://koala.inria.fr/pub/xpm/xpm-talk-archive">ftp://koala.inria.fr/pub/xpm/xpm-talk-archive</a>
+<p>
+Please mail any bug reports or modifications done, comments, suggestions,
+requests for updates or patches to port on another machine to:
+
+<p>Email: <a href="lehors@sophia.inria.fr">lehors@sophia.inria.fr</a>
+<br>Phone: +33 (0)4 93 65 78 89
+<br>Surface Mail:<br>
+Arnaud Le Hors<br>
+Inria BP.93<br>
+2004, Route des lucioles<br>
+06902 Sophia Antipolis Cedex<br>
+FRANCE
+
+
+<hr>
+<h2><a name="copy">Copyright (C) 1989-95 GROUPE BULL</a></h2>
+<p>
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to
+deal in the Software without restriction, including without limitation the
+rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+sell copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+<p>
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+<p>
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+GROUPE BULL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+<p>
+Except as contained in this notice, the name of GROUPE BULL shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from GROUPE BULL.
+</body>