1 files changed, 13 insertions, 0 deletions
diff --git a/src/options.c b/src/options.c
index 019136b..a4dbcb9 100644
--- a/src/options.c
+++ b/src/options.c
@@ -7,6 +7,10 @@
 #include "options.h"
 #include "print.h"
 
+/* This header file is automatically generated at build time from the Makefile
+ */
+#include "program_info.h"
+
 #define OPTIONS_DEFAULT_SECTOR_SIZE 512
 #define OPTIONS_DEFAULT_BUFFER_SIZE (4 * 1024 * 1024)
 
@@ -94,6 +98,15 @@ options_parse(int argc, char **argv, options_t *const opts)
 }
 
 void
+options_usage(int exit_code)
+{
+    printf("Usage: %s [-s SECTOR_SIZE] [-b BUFFER_SIZE] [INFILE] REFFILE "
+           "OUTFILE\n",
+           PROGRAM_NAME_STR);
+    exit(exit_code);
+}
+
+void
 options_init(options_t *const opts)
 {
     opts->help = false;