1 files changed, 52 insertions, 0 deletions
diff --git a/src/appl/telnet/libtelnet/herror.c b/src/appl/telnet/libtelnet/herror.c
new file mode 100644
index 0000000000..f724c47e8d
--- /dev/null
+++ b/src/appl/telnet/libtelnet/herror.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 1988, 1990 Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted provided
+ * that: (1) source distributions retain this entire copyright notice and
+ * comment, and (2) distributions including binaries display the following
+ * acknowledgement:  ``This product includes software developed by the
+ * University of California, Berkeley and its contributors'' in the
+ * documentation or other materials provided with the distribution and in
+ * all advertising materials mentioning features or use of this software.
+ * 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+#include <stdio.h>
+
+char	*h_errlist[] = {
+	"Error 0",
+	"Unknown host",				/* 1 HOST_NOT_FOUND */
+	"Host name lookup failure",		/* 2 TRY_AGAIN */
+	"Unknown server error",			/* 3 NO_RECOVERY */
+	"No address associated with name",	/* 4 NO_ADDRESS */
+};
+int	h_nerr = { sizeof(h_errlist)/sizeof(h_errlist[0]) };
+
+int h_errno;		/* In some version of SunOS this is necessary */
+
+/*
+ * herror --
+ *	print the error indicated by the h_errno value.
+ */
+herror(s)
+	char *s;
+{
+	if (s && *s) {
+		fprintf(stderr, "%s: ", s);
+	}
+	if ((h_errno < 0) || (h_errno >= h_nerr)) {
+		fprintf(stderr, "Unknown error\n");
+	} else if (h_errno == 0) {
+#if	defined(sun)
+		fprintf(stderr, "Host unknown\n");
+#endif	/* defined(sun) */
+	} else {
+		fprintf(stderr, "%s\n", h_errlist[h_errno]);
+	}
+}