diff options
Diffstat (limited to 'os/src/close.c')
-rw-r--r-- | os/src/close.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/os/src/close.c b/os/src/close.c index aa4002b..90b22ed 100644 --- a/os/src/close.c +++ b/os/src/close.c @@ -1,7 +1,13 @@ #include <reent.h> #include <osdebug.h> +#include <errno.h> +#include "fio.h" int _close_r(struct _reent * reent, int fd) { - DBGOUT("_close_r(%p, %d)\r\n", reent, fd); - return 0; + if (!fio_is_open(fd)) { + reent->_errno = EBADF; + return -1; + } + + return fio_close(fd); } |