From 3b9b6d0b8e7f798023c9d109c490449d528fde80 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:59:48 +0200
Subject: Adding upstream version 1:9.18.19.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 bin/dig/readline.h | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 bin/dig/readline.h

(limited to 'bin/dig/readline.h')

diff --git a/bin/dig/readline.h b/bin/dig/readline.h
new file mode 100644
index 0000000..68a38c3
--- /dev/null
+++ b/bin/dig/readline.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * SPDX-License-Identifier: MPL-2.0
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, you can obtain one at https://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+#pragma once
+
+/*
+ * A little wrapper around readline(), add_history() and free() to make using
+ * the readline code simpler.
+ */
+
+#if defined(HAVE_READLINE_LIBEDIT)
+#include <editline/readline.h>
+#elif defined(HAVE_READLINE_EDITLINE)
+#include <editline.h>
+#elif defined(HAVE_READLINE_READLINE)
+/* Prevent deprecated functions being declared. */
+#define _FUNCTION_DEF 1
+/* Ensure rl_message() gets prototype. */
+#define USE_VARARGS   1
+#define PREFER_STDARG 1
+#include <readline/history.h>
+#include <readline/readline.h>
+#endif
+
+#if !defined(HAVE_READLINE_LIBEDIT) && !defined(HAVE_READLINE_EDITLINE) && \
+	!defined(HAVE_READLINE_READLINE)
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#define RL_MAXCMD (128 * 1024)
+
+static inline char *
+readline(const char *prompt) {
+	char *line, *buf = malloc(RL_MAXCMD);
+	fprintf(stdout, "%s", prompt);
+	fflush(stdout);
+	line = fgets(buf, RL_MAXCMD, stdin);
+	if (line == NULL) {
+		free(buf);
+		return (NULL);
+	}
+	return (buf);
+};
+
+#define add_history(line)
+
+#endif
-- 
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