diff --git a/build.sh b/build.sh
new file mode 100755
index 0000000..9bbab7e
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,5 @@
+#!/bin/sh
+CFLAGS="-std=c11 -pedantic -Wall -Wextra"
+mkdir -p build
+clang $CFLAGS -fPIC -shared mod.c -o build/libmod.so
+clang $CFLAGS -Lbuild -lmod main.c -o build/demo
diff --git a/main.c b/main.c
new file mode 100644
index 0000000..1b6a749
--- /dev/null
+++ b/main.c
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) Camden Dixie O'Brien
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+#define _POSIX_C_SOURCE 199309L
+
+#include "mod.h"
+
+#include <stdio.h>
+#include <time.h>
+
+int main(void)
+{
+	const struct timespec pause = { .tv_nsec = 16666667 };
+	while (1) {
+		printf("\33[2K\r%s", getmsg());
+		fflush(stdout);
+		nanosleep(&pause, NULL);
+	}
+	return 0;
+}
diff --git a/mod.c b/mod.c
new file mode 100644
index 0000000..70d9285
--- /dev/null
+++ b/mod.c
@@ -0,0 +1,11 @@
+/*
+ * Copyright (c) Camden Dixie O'Brien
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+#include "mod.h"
+
+const char *getmsg(void)
+{
+	return "hi";
+}
diff --git a/mod.h b/mod.h
new file mode 100644
index 0000000..3b18702
--- /dev/null
+++ b/mod.h
@@ -0,0 +1,11 @@
+/*
+ * Copyright (c) Camden Dixie O'Brien
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+#ifndef MOD_H
+#define MOD_H
+
+const char *getmsg(void);
+
+#endif