1 files changed, 5 insertions, 0 deletions
diff --git a/src/alfusage.c b/src/alfusage.c
new file mode 100644
index 0000000..c8f973d
--- /dev/null
+++ b/src/alfusage.c
@@ -0,0 +1,5 @@
+const char *usage_msg[] = {
+	"  -a: append to alf file.",
+	"  -o: overwrite alf file if exists (do not create file~ backup).",
+	(const char*)0
+};