granicus.if.org Git - strace/blob - uname.c

   1 /*
   2  * Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
   3  * Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
   4  * Copyright (c) 1993-1996 Rick Sladkey <jrs@world.std.com>
   5  * Copyright (c) 1996-1999 Wichert Akkerman <wichert@cistron.nl>
   6  * Copyright (c) 2012-2015 Dmitry V. Levin <ldv@altlinux.org>
   7  * Copyright (c) 2014-2018 The strace developers.
   8  * All rights reserved.
   9  *
  10  * SPDX-License-Identifier: LGPL-2.1-or-later
  11  */
  12
  13 #include "defs.h"
  14 #include "print_fields.h"
  15 #include <sys/utsname.h>
  16
  17 SYS_FUNC(uname)
  18 {
  19         struct utsname uname;
  20
  21         if (entering(tcp))
  22                 return 0;
  23
  24         if (!umove_or_printaddr(tcp, tcp->u_arg[0], &uname)) {
  25                 PRINT_FIELD_CSTRING("{", uname, sysname);
  26                 PRINT_FIELD_CSTRING(", ", uname, nodename);
  27                 if (abbrev(tcp)) {
  28                         tprints(", ...}");
  29                         return 0;
  30                 }
  31                 PRINT_FIELD_CSTRING(", ", uname, release);
  32                 PRINT_FIELD_CSTRING(", ", uname, version);
  33                 PRINT_FIELD_CSTRING(", ", uname, machine);
  34 #ifdef HAVE_STRUCT_UTSNAME_DOMAINNAME
  35                 PRINT_FIELD_CSTRING(", ", uname, domainname);
  36 #endif
  37                 tprints("}");
  38         }
  39
  40         return 0;
  41 }