sysdeps/unix/sysv/linux/lchown.c

   1 /* Change ownership of a file.  Linux version.
   2    Copyright (C) 2011-2024 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library.  If not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <unistd.h>
  20 #include <fcntl.h>
  21 #include <sysdep.h>
  22
  23 /* Change the owner and group of FILE.  */
  24 int
  25 __lchown (const char *file, uid_t owner, gid_t group)
  26 {
  27 #ifdef __NR_lchown
  28   return INLINE_SYSCALL_CALL (lchown, file, owner, group);
  29 #else
  30   return INLINE_SYSCALL_CALL (fchownat, AT_FDCWD, file, owner, group,
  31                               AT_SYMLINK_NOFOLLOW);
  32 #endif
  33 }
  34 weak_alias (__lchown, lchown)