1  /* Copyright (C) 1992-2023 Free Software Foundation, Inc.
       2     This file is part of the GNU C Library.
       3  
       4     The GNU C Library is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU Lesser General Public
       6     License as published by the Free Software Foundation; either
       7     version 2.1 of the License, or (at your option) any later version.
       8  
       9     The GNU C Library is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12     Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public
      15     License along with the GNU C Library; if not, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  #include <unistd.h>
      19  #include <sys/utsname.h>
      20  #include <hurd.h>
      21  #include <hurd/startup.h>
      22  
      23  int
      24  __uname (struct utsname *uname)
      25  {
      26    error_t err;
      27  
      28    if (err = __USEPORT (PROC, __proc_uname (port, uname)))
      29      return __hurd_fail (err);
      30  
      31    /* Fill in the hostname, which the proc server doesn't know.  */
      32    err = errno;
      33    if (__gethostname (uname->nodename, sizeof uname->nodename) < 0)
      34      {
      35        if (errno == ENAMETOOLONG)
      36  	/* Ignore the error of the buffer being too small.
      37  	   It is of fixed size, nothing to do about it.  */
      38  	errno = err;
      39        else
      40  	return -1;
      41      }
      42  
      43    return 0;
      44  }
      45  weak_alias (__uname, uname)
      46  libc_hidden_def (__uname)
      47  libc_hidden_def (uname)