Add build system scaffolding and libc headers

1 files changed, 18 insertions, 0 deletions

diff --git a/lib/libc/stdio/stdin.c b/lib/libc/stdio/stdin.c
new file mode 100644
index 00000000..bcc2eca6
--- /dev/null
+++ b/lib/libc/stdio/stdin.c
@@ -0,0 +1,18 @@
+#include <io.h>
+#include <libc.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#define BUFSIZ 4096
+#define _IOLBF 0x1
+
+weak char __stdin_buffer[0];
+struct __FILE __stdin = { .fd = STDOUT_FILENO,
+			  .flags = O_RDONLY,
+			  .buf = __stdin_buffer,
+			  .type = 0x0,
+			  .buf_size = BUFSIZ,
+			  .buf_pos = 0,
+			  .offset = 0 };
+
+struct FILE *const stdin = (struct FILE *)&__stdin;