1 files changed, 56 insertions, 0 deletions
diff --git a/lib/isc/include/isc/commandline.h b/lib/isc/include/isc/commandline.h
new file mode 100644
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--- /dev/null
+++ b/lib/isc/include/isc/commandline.h
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+/*
+ * 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
+
+/*! \file isc/commandline.h */
+
+#include <stdbool.h>
+
+#include <isc/lang.h>
+#include <isc/result.h>
+#include <isc/types.h>
+
+/*% Index into parent argv vector. */
+extern int isc_commandline_index;
+/*% Character checked for validity. */
+extern int isc_commandline_option;
+/*% Argument associated with option. */
+extern char *isc_commandline_argument;
+/*% For printing error messages. */
+extern char *isc_commandline_progname;
+/*% Print error message. */
+extern bool isc_commandline_errprint;
+/*% Reset getopt. */
+extern bool isc_commandline_reset;
+
+ISC_LANG_BEGINDECLS
+
+int
+isc_commandline_parse(int argc, char *const *argv, const char *options);
+/*%<
+ * Parse a command line (similar to getopt())
+ */
+
+isc_result_t
+isc_commandline_strtoargv(isc_mem_t *mctx, char *s, unsigned int *argcp,
+			  char ***argvp, unsigned int n);
+/*%<
+ * Tokenize the string "s" into whitespace-separated words,
+ * returning the number of words in '*argcp' and an array
+ * of pointers to the words in '*argvp'.  The caller
+ * must free the array using isc_mem_free().  The string
+ * is modified in-place.
+ */
+
+ISC_LANG_ENDDECLS