[PATCH 009/114] Add chown family syscalls for Phoenix.

[Jakub Sejdak]

From: Kuba Sejdak <jakub.sejdak@phoesys.com>

---
 newlib/libc/sys/phoenix/chown.c | 55 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 newlib/libc/sys/phoenix/chown.c

diff --git a/newlib/libc/sys/phoenix/chown.c b/newlib/libc/sys/phoenix/chown.c
new file mode 100644
index 0000000..1ab7e90
--- /dev/null
+++ b/newlib/libc/sys/phoenix/chown.c
@@ -0,0 +1,55 @@
+/* Copyright (C) 2012-2016 Phoenix Systems (http://www.phoesys.com/).
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include "syscall.h"
+
+#include <errno.h>
+#include <sys/types.h>
+
+int chown(const char *pathname, uid_t owner, gid_t group)
+{
+	int ret = syscall3(int, SYS_CHOWN, pathname, (unsigned int) owner, (unsigned int) group);
+	if (ret < 0) {
+		errno = -ret;
+		return -1;
+    }
+
+    return ret;
+}
+
+int fchown(int fd, uid_t owner, gid_t group)
+{
+	int ret = syscall3(int, SYS_FCHOWN, fd, (unsigned int) owner, (unsigned int) group);
+	if (ret < 0) {
+		errno = -ret;
+		return -1;
+	}
+
+	return ret;
+}
+
+int lchown(const char *pathname, uid_t owner, gid_t group)
+{
+	int ret = syscall3(int, SYS_LCHOWN, pathname, (unsigned int) owner, (unsigned int) group);
+	if (ret < 0) {
+		errno = -ret;
+		return -1;
+	}
+
+	return ret;
+}
-- 
2.5.0