+ std::string filename;
+ struct stat sb;
+
+ data = getenv( (const char *) "XAPP_DESCRIPTOR_PATH" );
+ if( data != NULL ) {
+ filename = data;
+ if( stat( data, &sb ) == 0 ) {
+ if( S_ISDIR( sb.st_mode ) ) {
+ filename.append( "/config-file.json" );
+ }
+ } else {
+ fprintf( stderr, "<XFCPP> ### ERR ### unable to stat env XAPP_DESCRIPTOR_PATH: %s\n", strerror( errno ) );
+ }