X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/5b6e71858cef3925594712741541aac538bd98f0..ad7871609881e73855d0b04da49b486cd93efca7:/usr/src/lib/libc/net/herror.c

diff --git a/usr/src/lib/libc/net/herror.c b/usr/src/lib/libc/net/herror.c
index 10719c3519..0366b04898 100644
--- a/usr/src/lib/libc/net/herror.c
+++ b/usr/src/lib/libc/net/herror.c
@@ -1,21 +1,66 @@
-/*
- * Copyright (c) 1987 Regents of the University of California.
- * All rights reserved.  The Berkeley software License Agreement
- * specifies the terms and conditions for redistribution.
+/*-
+ * Copyright (c) 1987, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * -
+ * Portions Copyright (c) 1993 by Digital Equipment Corporation.
+ * 
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies, and that
+ * the name of Digital Equipment Corporation not be used in advertising or
+ * publicity pertaining to distribution of the document or software without
+ * specific, written prior permission.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT
+ * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+ * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ * -
+ * --Copyright--
  */
 
-#ifndef lint
-char copyright[] =
-"@(#) Copyright (c) 1987 Regents of the University of California.\n\
- All rights reserved.\n";
-#endif /* !lint */
-
-#ifndef lint
-static char sccsid[] = "@(#)herror.c	1.1 (Berkeley) %G%";
-#endif /* !lint */
+#if defined(LIBC_SCCS) && !defined(lint)
+static char sccsid[] = "@(#)herror.c	8.1 (Berkeley) 6/4/93";
+static char rcsid[] = "$Id: herror.c,v 4.9.1.1 1993/05/02 23:14:35 vixie Rel $";
+#endif /* LIBC_SCCS and not lint */
 
 #include <sys/types.h>
 #include <sys/uio.h>
+#include <netdb.h>
+#include <unistd.h>
+#include <string.h>
 
 char	*h_errlist[] = {
 	"Error 0",
@@ -32,24 +77,33 @@ extern int	h_errno;
  * herror --
  *	print the error indicated by the h_errno value.
  */
+void
 herror(s)
-	char *s;
+	const char *s;
 {
 	struct iovec iov[4];
 	register struct iovec *v = iov;
 
 	if (s && *s) {
-		v->iov_base = s;
+		v->iov_base = (char *)s;
 		v->iov_len = strlen(s);
 		v++;
 		v->iov_base = ": ";
 		v->iov_len = 2;
 		v++;
 	}
-	v->iov_base = h_errno < h_nerr ? h_errlist[h_errno] : "Unknown error";
+	v->iov_base = (u_int)h_errno < h_nerr ?
+	    h_errlist[h_errno] : "Unknown error";
 	v->iov_len = strlen(v->iov_base);
 	v++;
 	v->iov_base = "\n";
 	v->iov_len = 1;
-	writev(2, iov, (v - iov) + 1);
+	writev(STDERR_FILENO, iov, (v - iov) + 1);
+}
+
+char *
+hstrerror(err)
+	int err;
+{
+	return (u_int)err < h_nerr ? h_errlist[err] : "Unknown resolver error";
 }