1 files changed, 10 insertions, 0 deletions
diff --git a/src/utils.c b/src/utils.c
index fe74e16..e694a0f 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -20,6 +20,7 @@
 #include <usb.h>
 #include <stdio.h>
 #include <string.h>
+#include <stdarg.h>
 #include <stdlib.h>
 
 unsigned long get_file_size(char *file)
@@ -53,3 +54,12 @@ void progressbar(unsigned long long part, unsigned long long total)
         printf("]\r");
         fflush(stdout);
 }
+
+void eprintf(const char *format, ...)
+{
+	va_list ap;
+	va_start(ap, format);
+	vfprintf(stderr, format, ap);
+	va_end(ap);
+	//fflush(stderr); // XXX CRASH?!? stdin here?!?!?
+}