diff options
Diffstat (limited to 'sysdeps/generic/getdomain.c')
-rw-r--r-- | sysdeps/generic/getdomain.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/sysdeps/generic/getdomain.c b/sysdeps/generic/getdomain.c new file mode 100644 index 0000000..6074ccf --- /dev/null +++ b/sysdeps/generic/getdomain.c @@ -0,0 +1,64 @@ +/* Copyright (C) 1994,95,97,2000,02 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* Put the name of the current YP domain in no more than LEN bytes of NAME. + The result is null-terminated if LEN is large enough for the full + name and the terminator. */ + +#include <errno.h> +#include <unistd.h> +#include <sys/param.h> +#include <sys/utsname.h> +#include <string.h> + +#if _UTSNAME_DOMAIN_LENGTH +/* The `uname' information includes the domain name. */ + +int +getdomainname (name, len) + char *name; + size_t len; +{ + struct utsname u; + size_t u_len; + + if (uname (&u) < 0) + return -1; + + u_len = strlen (u.domainname); + memcpy (name, u.domainname, MIN (u_len + 1, len)); + return 0; +} + +#else + +int +getdomainname (name, len) + char *name; + size_t len; +{ + __set_errno (ENOSYS); + return -1; +} + +stub_warning (getdomainname) +#include <stub-tag.h> + +#endif + +libc_hidden_def (getdomainname) |