--- doc/loncapafiles/webserver.piml	2024/04/24 21:57:16	1.59
+++ doc/loncapafiles/webserver.piml	2024/08/05 15:45:16	1.62
@@ -2,7 +2,7 @@
 	"http://lpml.sourceforge.net/DTD/piml.dtd">
 <!-- webserver.piml -->
 
-<!-- $Id: webserver.piml,v 1.59 2024/04/24 21:57:16 raeburn Exp $ -->
+<!-- $Id: webserver.piml,v 1.62 2024/08/05 15:45:16 raeburn Exp $ -->
 
 <!--
 
@@ -48,7 +48,7 @@ http://www.lon-capa.org/
 <target dist='suse9.2 suse9.3 sles9'>/etc/httpd/httpd.conf</target>
 <target dist='sles10 sles11 sles12 sles15 suse10.1 suse10.2 suse10.3 suse11.1 suse11.2 suse11.3 suse11.4 suse12.1 suse12.2 suse12.3 suse13.1 suse13.2'>/etc/apache2/default-server.conf</target>
 <target dist='debian5 debian6 ubuntu6 ubuntu8 ubuntu10 ubuntu12'>/etc/apache2/sites-available/loncapa</target>
-<target dist='ubuntu14 ubuntu16 ubuntu18 ubuntu20 ubuntu22 ubuntu24'>/etc/apache2/conf-available/loncapa.conf</target>
+<target dist='debian10 debian11 debian12 ubuntu14 ubuntu16 ubuntu18 ubuntu20 ubuntu22 ubuntu24'>/etc/apache2/conf-available/loncapa.conf</target>
 <note>This is for Apache 1.X for Red Hat 4ES, Fedora 2, 3 and 4, SusSE 9.2 and 9.3, and SLES 9 distributions. This is for Apache 2.X for Fedora 5, Red Hat 5, CentOS 5, Scientific Linux 5, Oracle Linux 5, SuSE 10.1, SLES 10, Debian 5, Ubuntu LTS 8 and later distributions</note>
 <dependencies dist='default'>
 /etc/httpd/conf/httpd.conf
@@ -59,7 +59,7 @@ http://www.lon-capa.org/
 <dependencies dist='debian5 debian6 ubuntu6 ubuntu8 ubuntu10 ubuntu12'>
 /etc/apache2/sites-available/loncapa
 </dependencies>
-<dependencies dist='ubuntu14 ubuntu16 ubuntu18 ubuntu20 ubuntu22 ubuntu24'>
+<dependencies dist='debian10 debian11 debian12 ubuntu14 ubuntu16 ubuntu18 ubuntu20 ubuntu22 ubuntu24'>
 /etc/apache2/conf-available/loncapa.conf
 </dependencies>
 <dependencies dist='sles10 sles11 sles12 sles15 suse10.1 suse10.2 suse10.3 suse11.1 suse11.2 suse11.3 suse11.4 suse12.1 suse12.2 suse12.3 suse13.1 suse13.2'>
@@ -142,18 +142,60 @@ unless (-e "<TARGET />") {
 else {
   # Append loncapa_apache.conf inclusion to httpd.conf 
   # (or sites-available/loncapa or conf-available/loncapa.conf) if not present.
-  $flag=0;
-  open(IN,'&lt;<TARGET />');
-  while (&lt;IN&gt;) { 
-    if (/^\s*Include\s+conf\/loncapa_apache.conf/) {
-      $flag=1; 
+  my $absolute_link;
+  if ('<DIST />' =~ /^sles(\d+)$/) {
+    my $version = $1;
+    if ($version &gt; 11) {
+      $absolute_link = 1;
     }
   }
-  close(IN);
-  unless ($flag==1) {
-    open(OUT,'&gt;&gt;<TARGET />');
-    print(OUT 'Include conf/loncapa_apache.conf'."\n");
-    close(OUT);
+  if ($absolute_link) {
+    # For SuSE and SLES /etc/apache2/default-server.conf needs to include:
+    # Include /etc/apache2/loncapa_apache.conf
+    # instead of:
+    # Include conf/loncapa_apache.conf
+    my $delflag=0;
+    my $addflag=1;
+    open(IN,'&lt;<TARGET />');
+    while (&lt;IN&gt;) {
+      if (/^\s*Include\s+conf\/loncapa_apache.conf/) {
+        $delflag=1;
+      }
+      if (/^\s*Include\s+\/etc\/apache2\/loncapa_apache.conf/) {
+        $addflag = 0;
+      }
+    }
+    close(IN);
+    if ($addflag) {
+      open(OUT,'&gt;&gt;<TARGET />');
+      print(OUT 'Include /etc/apache2/loncapa_apache.conf'."\n");
+      close(OUT);
+    }
+    if ($delflag==1) {
+      my $in='';
+      open(IN,'&lt;<TARGET />');
+      while(&lt;IN&gt;) {
+        $in.=$_ unless /^\s*Include\s+conf\/loncapa_apache.conf/;
+      }
+      close(IN);
+      open(OUT,'&gt;<TARGET />');
+      print(OUT $in);
+      close(OUT);
+    }
+  } else {
+    $flag=0;
+    open(IN,'&lt;<TARGET />');
+    while (&lt;IN&gt;) { 
+      if (/^\s*Include\s+conf\/loncapa_apache.conf/) {
+        $flag=1; 
+      }
+    }
+    close(IN);
+    unless ($flag==1) {
+      open(OUT,'&gt;&gt;<TARGET />');
+      print(OUT 'Include conf/loncapa_apache.conf'."\n");
+      close(OUT);
+    }
   }
   # Remove loncapa.conf inclusion from httpd.conf 
   # (or sites-available/loncapa or conf-available/loncapa.conf) if present.