dasdview: Implement zsh and bash autocompletion

Add generation of shell autocompletion scripts.

Acked-by: Steffen Eiden <seiden@linux.ibm.com>
Reviewed-by: Jan Höppner <hoeppner@linux.ibm.com>
Signed-off-by: Szabina Korbai <szkorbai@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>

dasdview/dasdview_cli.h

@@ -0,0 +1,67 @@
+/*
+ * SPDX-License-Identifier: MIT
+ *
+ * Copyright IBM Corp.
+ */
+
+#ifndef DASDVIEW_CLI_H
+#define DASDVIEW_CLI_H
+
+#include "lib/util_opt.h"
+
+static struct util_opt opt_vec[] = {
+	UTIL_OPT_SECTION("DUMP OPTIONS"),
+	{
+		.option = { NULL, no_argument, NULL, '1' },
+		.desc = "Show DASD content in short Hex/EBCDIC/ASCII format",
+		.flags = UTIL_OPT_FLAG_NOLONG,
+	},
+	{
+		.option = { NULL, no_argument, NULL, '2' },
+		.desc = "Show DASD content in detailed Hex/EBCDIC/ASCII format",
+		.flags = UTIL_OPT_FLAG_NOLONG,
+	},
+	{
+		.option = { "begin", required_argument, NULL, 'b' },
+		.argument = "BEGIN",
+		.desc = "Specify start of dump in kilobytes (suffix k), "
+			"megabytes (m), blocks (b), tracks (t), or cylinders (c)",
+	},
+	{
+		.option = { "size", required_argument, NULL, 's' },
+		.argument = "SIZE",
+		.desc = "Specify size of dump in kilobytes (suffix k), "
+			"megabytes (m), blocks (b), tracks (t), or cylinders (c)",
+	},
+	UTIL_OPT_SECTION("MISC"),
+	{
+		.option = { "characteristic", no_argument, NULL, 'c' },
+		.desc = "Print the characteristics of a device",
+	},
+	{
+		.option = { "info", no_argument, NULL, 'i' },
+		.desc = "Print general DASD information and geometry",
+	},
+	{
+		.option = { "volser", no_argument, NULL, 'j' },
+		.desc = "Print the volume serial number",
+	},
+	{
+		.option = { "label", no_argument, NULL, 'l' },
+		.desc = "Print information about the volume label",
+	},
+	{
+		.option = { "vtoc", required_argument, NULL, 't' },
+		.argument = "SPEC",
+		.desc = "Print the table of content (VTOC)",
+	},
+	{
+		.option = { "extended", no_argument, NULL, 'x' },
+		.desc = "Print extended DASD information",
+	},
+	UTIL_OPT_HELP,
+	UTIL_OPT_VERSION,
+	UTIL_OPT_END
+};
+
+#endif