From 6334e558ab33ee1e54ed33740881a2798c5915c2 Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Wed, 21 Jan 2004 23:27:48 +0000 Subject: Split up syscalls.c, since it had grown to be quite large and ugly. -Erik --- libc/sysdeps/linux/common/chown.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 libc/sysdeps/linux/common/chown.c (limited to 'libc/sysdeps/linux/common/chown.c') diff --git a/libc/sysdeps/linux/common/chown.c b/libc/sysdeps/linux/common/chown.c new file mode 100644 index 000000000..2d4fcc0da --- /dev/null +++ b/libc/sysdeps/linux/common/chown.c @@ -0,0 +1,25 @@ +/* vi: set sw=4 ts=4: */ +/* + * chown() for uClibc + * + * Copyright (C) 2000-2004 by Erik Andersen + * + * GNU Library General Public License (LGPL) version 2 or later. + */ + +#include "syscalls.h" +#include + +#define __NR___syscall_chown __NR_chown +static inline _syscall3(int, __syscall_chown, const char *, path, + __kernel_uid_t, owner, __kernel_gid_t, group); + +int chown(const char *path, uid_t owner, gid_t group) +{ + if (((owner + 1) > (uid_t) ((__kernel_uid_t) - 1U)) + || ((group + 1) > (gid_t) ((__kernel_gid_t) - 1U))) { + __set_errno(EINVAL); + return -1; + } + return (__syscall_chown(path, owner, group)); +} -- cgit v1.2.3