Fix more issues caused by negative literals

1 files changed, 3 insertions, 0 deletions

diff --git a/tpu.h b/tpu.h
index 184ed78..4f6ba11 100644
--- a/tpu.h
+++ b/tpu.h
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <stdio.h>
 #include <stdint.h>
 #include <stdbool.h>
 #include <stdlib.h>
@@ -69,6 +70,7 @@ struct tpu_port {
 	bool clr_post_run;
 	bool reading, writing;
 	bool attached;
+	bool in_set, out_set;
 	int in, out;
 };
 
@@ -137,6 +139,7 @@ struct tpu *tpu_map_get(struct tpu_map *map, int x, int y);
 void tis_init(struct tis *tis);
 void tis_deinit(struct tis *tis);
 bool tis_step(struct tis *tis);
+void tis_communicate(struct tis *tis, FILE *tis_stdin, FILE *tis_stdout);
 
 extern const char *dir_reprs[];
 extern const char *status_reprs[];