Imported Upstream version 2.6.0
[debian/amanda] / config / macro-archive / docbook-xslt-min.m4
diff --git a/config/macro-archive/docbook-xslt-min.m4 b/config/macro-archive/docbook-xslt-min.m4
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+##### http://autoconf-archive.cryp.to/ac_check_docbook_xslt_min.html
+#
+# SYNOPSIS
+#
+#   AC_CHECK_DOCBOOK_XSLT_MIN(min-xslt-version)
+#
+# DESCRIPTION
+#
+#   Check that the 'current' version of docbook is at least version 
+#   min-xslt-version.
+#
+#   If the test is successful, $DOCBOOK_XSLT_CURRENT_VERSION will be set to the
+#   current docbook version; if not, it will be set to 'no'.
+#
+#   Example:
+#    AC_CHECK_DOCBOOK_XSLT_MIN(1.72.0)
+#    if test "x$DOCBOOK_XSLT_CURRENT_VERSION" = "xno"; then
+#      ..
+#
+# LAST MODIFICATION
+#
+#   2007-06-28
+#
+# AUTHOR
+#
+#   Dustin J. Mitchell <dustin@zmanda.com>
+#
+# COPYRIGHT
+#
+#   Copyright (c) 2007 Zmanda Inc.  All Rights Reserved.
+#  
+#   This program is free software; you can redistribute it and/or modify it
+#   under the terms of the GNU General Public License version 2 as published
+#   by the Free Software Foundation.
+#  
+#   This program is distributed in the hope that it will be useful, but
+#   WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+#   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+#   for more details.
+#  
+#   You should have received a copy of the GNU General Public License along
+#   with this program; if not, write to the Free Software Foundation, Inc.,
+#   59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+#
+#   This special exception to the GPL applies to versions of the
+#   Autoconf Macro released by the Autoconf Macro Archive. When you
+#   make and distribute a modified version of the Autoconf Macro, you
+#   may extend this special exception to the GPL to apply to your
+#   modified version as well.
+#
+#   Contact information: Zmanda Inc., 505 N Mathlida Ave, Suite 120
+#   Sunnyvale, CA 94085, USA, or: http://www.zmanda.com
+
+AC_DEFUN([AC_CHECK_DOCBOOK_XSLT_MIN],
+[
+    AC_REQUIRE([AC_PROG_XSLTPROC])
+
+    AC_CACHE_CHECK([for current Docbook XSLT version], [ac_cv_docbook_xslt_current_version],
+    [
+       ac_cv_docbook_xslt_current_version=no
+
+       if test -n "$XSLTPROC"; then
+           cat >conftest.xsl <<EOF
+               <xsl:stylesheet
+                   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+                   xmlns:fm="http://freshmeat.net/projects/freshmeat-submit/"
+                   version="1.0">
+                   <xsl:output method="text"/>
+                   <xsl:template match="fm:project/fm:Version">
+                       <xsl:value-of select="." />
+                   </xsl:template>
+                   <!-- do nothing with any other text -->
+                   <xsl:template match="text()"/>
+               </xsl:stylesheet>
+EOF
+           echo "Trying '$XSLTPROC $XSLTPROC_FLAGS http://docbook.sourceforge.net/release/xsl/current/VERSION' with input:" >&AS_MESSAGE_LOG_FD
+           echo "====" >&AS_MESSAGE_LOG_FD
+           cat conftest.xsl >&AS_MESSAGE_LOG_FD
+           echo "====" >&AS_MESSAGE_LOG_FD
+
+           ac_cv_docbook_xslt_current_version=`$XSLTPROC $XSLTPROC_FLAGS conftest.xsl http://docbook.sourceforge.net/release/xsl/current/VERSION 2>&AS_MESSAGE_LOG_FD`
+
+           if test "$?" != 0; then
+               ac_cv_docbook_xslt_current_version='no'
+           fi
+
+           rm conftest.xsl
+       fi
+    ])
+
+    DOCBOOK_XSLT_CURRENT_VERSION="$ac_cv_docbook_xslt_current_version"
+    AC_MSG_CHECKING([whether Docbook XSLT version is $1 or newer])
+
+    if test x"$DOCBOOK_XSLT_CURRENT_VERSION" = x"no"; then
+       AC_MSG_RESULT([no])
+    else
+       AX_COMPARE_VERSION([$DOCBOOK_XSLT_CURRENT_VERSION], [lt], [$1], [
+           # version is less than required, so mark it as "no"
+           DOCBOOK_XSLT_CURRENT_VERSION=no
+       ])
+
+       if test x"$DOCBOOK_XSLT_CURRENT_VERSION" = x"no"; then
+           AC_MSG_RESULT([no])
+       else
+           AC_MSG_RESULT([yes ($DOCBOOK_XSLT_CURRENT_VERSION)])
+       fi
+    fi
+])