Getting rid of newlib, starting to implement a libc. Highly experimental, highly untested.

1 files changed, 12 insertions, 0 deletions

diff --git a/libc/src/close.c b/libc/src/close.c
new file mode 100644
index 0000000..fd4256f
--- /dev/null
+++ b/libc/src/close.c
@@ -0,0 +1,12 @@
+#include "reent.h"
+#include "errno.h"
+#include <fio.h>
+
+int close(int fd) {
+    if (!fio_is_open(fd)) {
+        _impure_ptr->_errno = EBADF;
+        return -1;
+    }
+    
+    return fio_close(fd);
+}