1 files changed, 17 insertions, 0 deletions
diff --git a/tools/msgenc/util.h b/tools/msgenc/util.h
new file mode 100644
index 00000000..5c93f4ca
--- /dev/null
+++ b/tools/msgenc/util.h
@@ -0,0 +1,17 @@
+#ifndef GUARD_UTIL_H
+#define GUARD_UTIL_H
+
+#include <cstdio>
+#include <cstdarg>
+
+static inline __attribute__((format(printf, 1, 2))) void debug_printf(const char * fmt, ...) {
+#ifndef NDEBUG
+    fputs("DEBUG: ", stderr);
+    va_list va_args;
+    va_start(va_args, fmt);
+    vfprintf(stderr, fmt, va_args);
+    va_end(va_args);
+#endif //NDEBUG
+}
+
+#endif //GUARD_UTIL_H