From deeedf9e5d90b61543bd7efc99f917746ebb3f66 Mon Sep 17 00:00:00 2001
From: Jonas 'Sortie' Termansen <sortie@maxsi.org>
Date: Mon, 14 Jan 2013 22:58:34 +0100
Subject: [PATCH] Add lchown(2).

---
 libc/Makefile         |  1 +
 libc/include/unistd.h |  2 +-
 libc/lchown.cpp       | 33 +++++++++++++++++++++++++++++++++
 3 files changed, 35 insertions(+), 1 deletion(-)
 create mode 100644 libc/lchown.cpp

diff --git a/libc/Makefile b/libc/Makefile
index 82029fbd..3f029bc5 100644
--- a/libc/Makefile
+++ b/libc/Makefile
@@ -167,6 +167,7 @@ ioleast.o \
 isatty.o \
 kernelinfo.o \
 kill.o \
+lchown.o \
 linkat.o \
 link.o \
 localeconv.o \
diff --git a/libc/include/unistd.h b/libc/include/unistd.h
index f03ecb1f..0a2e1ec3 100644
--- a/libc/include/unistd.h
+++ b/libc/include/unistd.h
@@ -109,7 +109,6 @@ pid_t getpgid(pid_t);
 pid_t getpgrp(void);
 pid_t getsid(pid_t);
 uid_t getuid(void);
-int lchown(const char*, uid_t, gid_t);
 int lockf(int, int, off_t);
 int nice(int);
 long pathconf(const char*, int);
@@ -166,6 +165,7 @@ char* get_current_dir_name(void);
 pid_t getpid(void);
 pid_t getppid(void);
 int isatty(int);
+int lchown(const char*, uid_t, gid_t);
 int link(const char*, const char*);
 int linkat(int, const char*, int, const char*, int);
 off_t lseek(int, off_t, int);
diff --git a/libc/lchown.cpp b/libc/lchown.cpp
new file mode 100644
index 00000000..01014731
--- /dev/null
+++ b/libc/lchown.cpp
@@ -0,0 +1,33 @@
+/*******************************************************************************
+
+    Copyright(C) Jonas 'Sortie' Termansen 2013.
+
+    This file is part of the Sortix C Library.
+
+    The Sortix 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 3 of the License, or (at your
+    option) any later version.
+
+    The Sortix 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 Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
+
+    lchown.cpp
+    Changes the owner and group of a file.
+
+*******************************************************************************/
+
+#include <sys/types.h>
+
+#include <fcntl.h>
+#include <unistd.h>
+
+extern "C" int lchown(const char* path, uid_t owner, gid_t group)
+{
+	return fchownat(AT_FDCWD, path, owner, group, AT_SYMLINK_NOFOLLOW);
+}