diff options
Diffstat (limited to 'sysdeps/generic/uname.c')
-rw-r--r-- | sysdeps/generic/uname.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/sysdeps/generic/uname.c b/sysdeps/generic/uname.c new file mode 100644 index 0000000..b3ecf70 --- /dev/null +++ b/sysdeps/generic/uname.c @@ -0,0 +1,63 @@ +/* Copyright (C) 1991, 1992 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <ansidecl.h> +#include <errno.h> +#include <string.h> +#include <sys/utsname.h> +#include <unistd.h> + +/* This file is created by the configuration process, and defines UNAME_*. */ +#include <config-name.h> + +/* Put information about the system in NAME. */ +int +DEFUN(uname, (name), struct utsname *name) +{ + int save; + + if (name == NULL) + { + errno = EINVAL; + return -1; + } + + save = errno; + if (__gethostname (name->nodename, sizeof (name->nodename)) < 0) + { + if (errno == ENOSYS) + { + /* Hostname is meaningless for this machine. */ + name->nodename[0] = '\0'; + errno = save; + } +#ifdef ENAMETOOLONG + else if (errno == ENAMETOOLONG) + /* The name was truncated. */ + errno = save; +#endif + else + return -1; + } + strncpy (name->sysname, UNAME_SYSNAME, sizeof (name->sysname)); + strncpy (name->release, UNAME_RELEASE, sizeof (name->release)); + strncpy (name->version, UNAME_VERSION, sizeof (name->version)); + strncpy (name->machine, UNAME_MACHINE, sizeof (name->machine)); + + return 0; +} |