Fork tis256 to create version like game

1 files changed, 74 insertions, 0 deletions

diff --git a/tis100.c b/tis100.c
new file mode 100644
index 0000000..1a14a64
--- /dev/null
+++ b/tis100.c
@@ -0,0 +1,74 @@
+#include "asm.h"
+#include "tpu.h"
+#include "util.h"
+
+#include <signal.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <stdlib.h>
+
+static struct tis tis;
+static FILE *tis_stdin = NULL;
+static FILE *tis_stdout = NULL;
+
+int (*cleanup)(void) = NULL;
+const char *progname = "tis-as";
+
+int
+main(int argc, const char **argv)
+{
+	bool idle, prev_idle;
+	int c;
+
+	if (argc < 2 || argc > 4) {
+		fprintf(stderr, "Usage: tis-as FILE [STDIN] [STDOUT]\n");
+		exit(1);
+	}
+
+	if (argc >= 3) {
+		tis_stdin = fopen(argv[2], "r");
+		if (!tis_stdin) die("fopen '%s':", argv[2]);
+	} else {
+		tis_stdin = stdin;
+	}
+	setvbuf(tis_stdin, NULL, _IONBF, 0);
+
+	if (argc >= 4) {
+		tis_stdout = fopen(argv[3], "w+");
+		if (!tis_stdout) die("fopen '%s':", argv[3]);
+	} else {
+		tis_stdout = stdout;
+	}
+	setvbuf(tis_stdout, NULL, _IONBF, 0);
+
+	tis_init(&tis);
+
+	tis_load(&tis, argv[1]);
+
+	tis.stdin_port.out = -1;
+	idle = false;
+	while (!idle || !prev_idle || tis.stdin_port.attached
+			&& tis.stdin_port.reading && !feof(tis_stdin)) {
+		if (tis.stdin_port.attached && tis.stdin_port.out < 0) {
+			c = getc(tis_stdin);
+			if (c >= 0) tis.stdin_port.out = c;
+		}
+
+		if (tis.stdout_port.attached && tis.stdout_port.in >= 0) {
+			putc(tis.stdout_port.in, tis_stdout);
+			tis.stdout_port.in = -1;
+		}
+
+		prev_idle = idle;
+		idle = !tis_step(&tis);
+	}
+
+	fclose(tis_stdin);
+	fclose(tis_stdout);
+
+	tis_deinit(&tis);
+}
+