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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html lang="en">
<head>
<title>
Autoconf Macro: ac_latex_packages
</title>
<link rel="stylesheet" type="text/css" href="ac-archive.css">
</head>
<body>
<table summary="web navigation" style="width:100%;">
<tbody>
<tr>
<td style="width:50%;" align="center">
<a href="http://autoconf-archive.cryp.to/ac_latex_packages.m4">Download
M4 Source</a>
</td>
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<a href="macros-by-category.html">Macro Index Page</a>
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</table>
<hr>
<h1>
ac_latex_packages
</h1>
<h2>
Synopsis
</h2>
<p class="indent" style="white-space:nowrap;">
<code>AC_LATEX_PACKAGES([<package1>,<package2>,<package3>],<class>,<variable>)</code>
</p>
<h2>
Description
</h2>
<div class="indent">
<p>
This macro test if package1 in <class> exists and if not package2 and
so and set <variable> to the right value
</p>
<pre>
AC_LATEX_PACKAGES([allo,varioref,bonjour],book,vbook)
should set $vbook="varioref"
</pre>
</div>
<h2>
Author
</h2>
<p class="indent">
Mathieu Boretti <boretti@bss-network.com>
</p>
<h2>
Last Modified
</h2>
<p class="indent">
2005-12-18
</p>
<h2>
M4 Source Code
</h2>
<div class="indent">
<pre class="m4source">
define(_AC_LATEX_PACKAGE_INTERNE,[
ifelse($#,0,[],$#,1,[],$#,2,[],$#,3,[
AC_LATEX_PACKAGE($3,$2,$1)
],[
AC_LATEX_PACKAGE($3,$2,$1)
if test "$$1" = "yes";
then
$1=$3 ; export $1 ;
else
_AC_LATEX_PACKAGE_INTERNE($1,$2,m4_shift(m4_shift(m4_shift($@))))
fi;
])
])
AC_DEFUN([AC_LATEX_PACKAGES],[
_AC_LATEX_PACKAGE_INTERNE($3,$2,$1)
AC_SUBST($3)
])
</pre>
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