1 files changed, 152 insertions, 0 deletions
diff --git a/src/menu/parse.c b/src/menu/parse.c
new file mode 100644
index 0000000..959ec5f
--- /dev/null
+++ b/src/menu/parse.c
@@ -0,0 +1,152 @@
+/******************************************************************************
+ *	Copyright (C) 2018	Alejandro Colomar Andrés		      *
+ *	SPDX-License-Identifier:	GPL-2.0-only			      *
+ ******************************************************************************/
+
+
+/******************************************************************************
+ ******* headers **************************************************************
+ ******************************************************************************/
+#include "vision-artificial/menu/parse.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <getopt.h>
+
+#include "libalx/base/stdio/sscan.h"
+
+#include "vision-artificial/about/about.h"
+#include "vision-artificial/menu/iface.h"
+#include "vision-artificial/save/save.h"
+#include "vision-artificial/user/iface.h"
+
+
+/******************************************************************************
+ ******* macros ***************************************************************
+ ******************************************************************************/
+#define OPT_LIST	"hLuv""f:i:"
+
+
+/******************************************************************************
+ ******* enums ****************************************************************
+ ******************************************************************************/
+
+
+/******************************************************************************
+ ******* structs / unions *****************************************************
+ ******************************************************************************/
+
+
+/******************************************************************************
+ ******* variables ************************************************************
+ ******************************************************************************/
+
+
+/******************************************************************************
+ ******* static functions (prototypes) ****************************************
+ ******************************************************************************/
+static	void	parse_file	(char *arg);
+static	void	parse_iface	(char *arg);
+
+
+/******************************************************************************
+ ******* global functions *****************************************************
+ ******************************************************************************/
+void	parse	(int argc, char *argv[])
+{
+	int	opt		= 0;
+	int	opt_index	= 0;
+
+	const	struct option	long_options[]	= {
+		/* Standard */
+		{"help",		no_argument,		0,	'h'},
+		{"license",		no_argument,		0,	'L'},
+		{"usage",		no_argument,		0,	'u'},
+		{"version",		no_argument,		0,	'v'},
+		/* Non-standard */
+		{"file",		required_argument,	0,	'f'},
+		{"iface",		required_argument,	0,	'i'},
+		/* Null */
+		{0,			0,			0,	0}
+	};
+
+	while ((opt = getopt_long(argc, argv, OPT_LIST, long_options,
+						&opt_index)) != -1) {
+
+		switch (opt) {
+		/* Standard */
+		case 'h':
+			print_share_file(SHARE_HELP);
+			exit(EXIT_SUCCESS);
+		case 'L':
+			print_share_file(SHARE_LICENSE);
+			exit(EXIT_SUCCESS);
+		case 'u':
+			print_share_file(SHARE_USAGE);
+			exit(EXIT_SUCCESS);
+		case 'v':
+			print_version();
+			exit(EXIT_SUCCESS);
+		/* Non-standard */
+		case 'f':
+			parse_file(optarg);
+			break;
+		case 'i':
+			parse_iface(optarg);
+			break;
+
+		case '?':
+			/* getopt_long already printed an error message. */
+		default:
+			print_share_file(SHARE_USAGE);
+			exit(EXIT_FAILURE);
+		}
+	}
+}
+
+
+/******************************************************************************
+ ******* static functions (definitions) ***************************************
+ ******************************************************************************/
+static	void	parse_file	(char *arg)
+{
+	FILE	*fp;
+
+	/* FIXME */
+	fp	= fopen(arg, "r");
+	if (!fp)
+		goto err;
+	fclose(fp);
+
+	saved_path[0]	= '\0';
+	snprintf(saved_name, FILENAME_MAX, "%s", arg);
+
+	return;
+err:
+	printf("--file argument not valid\n");
+	printf("It must be a valid file name (relative to saved dir)\n");
+	exit(EXIT_FAILURE);
+}
+
+static	void	parse_iface	(char *arg)
+{
+
+	if (alx_sscan_int(&menu_iface_mode, MENU_IFACE_CLUI, 0, MENU_IFACE_TUI,
+									arg)) {
+		goto err;
+	}
+	user_iface_mode		= menu_iface_mode;
+
+	return;
+err:
+	printf("--iface argument not valid\n");
+	printf("It must be an integer [%i U %i]\n", MENU_IFACE_CLUI,
+								MENU_IFACE_TUI);
+	exit(EXIT_FAILURE);
+}
+
+
+/******************************************************************************
+ ******* end of file **********************************************************
+ ******************************************************************************/