fdo#68849: Add header guards to all include files

Added header guards to files in directories xml*/*

Change-Id: Ia5dfb9ab494bfbfae7537f2d54ff11331dc8c922
Reviewed-on: https://gerrit.libreoffice.org/9539Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

xmlhelp/source/cxxhelp/provider/bufferedinputstream.hxx

@@ -17,6 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#ifndef INCLUDED_XMLHELP_SOURCE_CXXHELP_PROVIDER_BUFFEREDINPUTSTREAM_HXX
+#define INCLUDED_XMLHELP_SOURCE_CXXHELP_PROVIDER_BUFFEREDINPUTSTREAM_HXX
+
 #include <cppuhelper/weak.hxx>
 #include <osl/mutex.hxx>
 #include <com/sun/star/io/XInputStream.hpp>
@@ -104,4 +107,6 @@ namespace chelp {
 
 }
 
+#endif // INCLUDED_XMLHELP_SOURCE_CXXHELP_PROVIDER_BUFFEREDINPUTSTREAM_HXX
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

xmlscript/source/xmldlg_imexp/exp_share.hxx

@@ -17,6 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#ifndef INCLUDED_XMLSCRIPT_SOURCE_XMLDLG_IMEXP_EXP_SHARE_HXX
+#define INCLUDED_XMLSCRIPT_SOURCE_XMLDLG_IMEXP_EXP_SHARE_HXX
+
 #include "common.hxx"
 #include "misc.hxx"
 #include <xmlscript/xmldlg_imexp.hxx>
@@ -279,4 +282,6 @@ inline bool ElementDescriptor::readProp(
 
 }
 
+#endif // INCLUDED_XMLSCRIPT_SOURCE_XMLDLG_IMEXP_EXP_SHARE_HXX
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

xmlscript/source/xmldlg_imexp/imp_share.hxx

@@ -17,6 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#ifndef INCLUDED_XMLSCRIPT_SOURCE_XMLDLG_IMEXP_IMP_SHARE_HXX
+#define INCLUDED_XMLSCRIPT_SOURCE_XMLDLG_IMEXP_IMP_SHARE_HXX
+
 #include "common.hxx"
 #include "misc.hxx"
 #include <xmlscript/xmldlg_imexp.hxx>
@@ -1120,4 +1123,6 @@ public:
 
 }
 
+#endif // INCLUDED_XMLSCRIPT_SOURCE_XMLDLG_IMEXP_IMP_SHARE_HXX
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

xmlscript/source/xmllib_imexp/imp_share.hxx

@@ -17,6 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#ifndef INCLUDED_XMLSCRIPT_SOURCE_XMLLIB_IMEXP_IMP_SHARE_HXX
+#define INCLUDED_XMLSCRIPT_SOURCE_XMLLIB_IMEXP_IMP_SHARE_HXX
+
 #include <xmlscript/xmllib_imexp.hxx>
 
 #include <cppuhelper/implbase1.hxx>
@@ -242,4 +245,6 @@ public:
 
 }
 
+#endif // INCLUDED_XMLSCRIPT_SOURCE_XMLLIB_IMEXP_IMP_SHARE_HXX
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

xmlscript/source/xmlmod_imexp/imp_share.hxx

@@ -17,6 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#ifndef INCLUDED_XMLSCRIPT_SOURCE_XMLMOD_IMEXP_IMP_SHARE_HXX
+#define INCLUDED_XMLSCRIPT_SOURCE_XMLMOD_IMEXP_IMP_SHARE_HXX
+
 #include <xmlscript/xmlmod_imexp.hxx>
 
 #include <cppuhelper/implbase1.hxx>
@@ -125,4 +128,6 @@ public:
 
 }
 
+#endif // INCLUDED_XMLSCRIPT_SOURCE_XMLMOD_IMEXP_IMP_SHARE_HXX
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

xmlsecurity/source/helper/xmlsignaturehelper2.hxx

@@ -17,6 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#ifndef INCLUDED_XMLSECURITY_SOURCE_HELPER_XMLSIGNATUREHELPER2_HXX
+#define INCLUDED_XMLSECURITY_SOURCE_HELPER_XMLSIGNATUREHELPER2_HXX
+
 #include <tools/link.hxx>
 #include <rtl/ustring.hxx>
 
@@ -117,4 +120,6 @@ public:
     static com::sun::star::uno::Reference < com::sun::star::io::XInputStream > OpenInputStream( const com::sun::star::uno::Reference < com::sun::star::embed::XStorage >& rxStore, const OUString& rURI );
 };
 
+#endif // INCLUDED_XMLSECURITY_SOURCE_HELPER_XMLSIGNATUREHELPER2_HXX
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */