--- /dev/null
+#include "vg_tool.h"
+
+/* unity build of vg components */
+#include "vg_log.c"
+#include "vg_string.c"
+#include "vg_opt.c"
+#include "vg_msg.c"
+#include "vg_mem.c"
+#include "vg_mem_queue.c"
+#include "vg_io.c"
+
+void vg_fatal_error( const char *fmt, ... )
+{
+ va_list args;
+ va_start( args, fmt );
+ _vg_logx_va( stderr, NULL, "fatal", KRED, fmt, args );
+ va_end( args );
+ exit(1);
+}