gpg4libre: add gpgme config header where gpgme.h is included

Also pull in config_lgpl.h in that case.

Change-Id: Iae4e56ee8023066581c562c66305875a0fe15f37
Reviewed-on: https://gerrit.libreoffice.org/45809Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>

config_host/config_gpgme.h.in

@@ -10,10 +10,17 @@
 /* Configuration for gpgme++.
  */
 
+#ifndef CONFIG_GPGME_H
+#define CONFIG_GPGME_H
+
+#include "config_lgpl.h"
+
 // Defined if gpgme support is available
 #define GPGME_HAVE_GPGME 0
 
 // Defined if gpgme supports exporting minimal key.
 #define GPGME_CAN_EXPORT_MINIMAL_KEY 0
 
+#endif
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

xmlsecurity/source/gpg/SEInitializer.cxx

@@ -7,6 +7,8 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 
+#include <config_gpgme.h>
+
 #include <gpg/SEInitializer.hxx>
 #include "SecurityEnvironment.hxx"
 #include "XMLSecurityContext.hxx"

xmlsecurity/source/gpg/SecurityEnvironment.cxx

@@ -7,6 +7,8 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 
+#include <config_gpgme.h>
+
 #include "SecurityEnvironment.hxx"
 #include "CertificateImpl.hxx"
 

xmlsecurity/source/gpg/xmlsignature_gpgimpl.cxx

@@ -17,6 +17,8 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#include <config_gpgme.h>
+
 #include <sal/config.h>
 #include <rtl/uuid.h>
 #include <cppuhelper/supportsservice.hxx>