/***************************************************************
  SYS-RENAME.C

       This file contains Linux/x86_64/LP64 implementation of
       __cpu_sys_rename().

       PART OF : CPU - library .

       USAGE   : Internal only .

       Copyright (C) 2026  by Andrew V.Kosteltsev.
       All Rights Reserved.
 ***************************************************************/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <errno.h>
#include <stdio.h>

#include <libmcpu.h>
#include <cpu-sysdeps.h>


__mpu_int64_t
__cpu_sys_rename( int dirfd, const char *oldpath, const char *newpath )
{
  if( !oldpath || !newpath ) return( -(__mpu_int64_t)__MCPU_EFAULT );

  if( renameat( dirfd, oldpath, dirfd, newpath ) < 0 ) return( -(__mpu_int64_t)__cpu_errno_from_host( errno ) );
  return( 0 );

} /* End of __cpu_sys_rename() */