1 files changed, 23 insertions, 0 deletions
diff --git a/src/prc1/arg.h b/src/prc1/arg.h
new file mode 100644
index 0000000..efa623f
--- /dev/null
+++ b/src/prc1/arg.h
@@ -0,0 +1,23 @@
+#ifndef ARG_H
+#define ARG_H
+
+#include <stddef.h>
+
+struct arg_input
+{
+    const char **v;
+    size_t n;
+};
+
+struct args
+{
+    const char *name, *src;
+    const struct arg *arg;
+    struct arg_input incs;
+};
+
+int arg(struct args *a, const char *arg);
+void arg_defaults(struct args *a);
+void arg_free(struct args *a);
+
+#endif