aboutsummaryrefslogtreecommitdiff
path: root/misc/getdomain.c
diff options
context:
space:
mode:
Diffstat (limited to 'misc/getdomain.c')
-rw-r--r--misc/getdomain.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/misc/getdomain.c b/misc/getdomain.c
new file mode 100644
index 0000000..6074ccf
--- /dev/null
+++ b/misc/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)