1 files changed, 28 insertions, 0 deletions

diff --git a/dyadic.c b/dyadic.c
new file mode 100644
index 000000000..8136bb573
--- /dev/null
+++ b/dyadic.c
@@ -0,0 +1,28 @@
+#include "internal.h"
+#include <stdio.h>
+
+extern int
+dyadic_main(
+ struct FileInfo *      i
+,int                            argc
+,char * *                       argv)
+{
+        int             flags;
+
+        i->dyadic = 1;
+        i->destination = argv[argc - 1];
+
+        for ( flags = 0; flags < (argc - 1) && argv[flags + 1][0] == '-' ; flags++ )
+                ;
+        if ( argc - flags < 3 ) {
+                usage(i->applet->usage);
+                return 1;
+        }
+        else if ( argc - flags > 3 ) {
+                if ( !is_a_directory(i->destination) ) {
+                        fprintf(stderr, "%s: not a directory.\n", i->destination);
+                        return 1;
+                }
+        }
+        return monadic_main(i, argc - 1, argv);
+}