restructurization

_deprecated/GPS/cmdlnopts.c

@@ -0,0 +1,93 @@
+/*
+ * cmdlnopts.c - the only function that parce cmdln args and returns glob parameters
+ *
+ * Copyright 2013 Edward V. Emelianoff <eddy@sao.ru>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+#include "cmdlnopts.h"
+#include "usefull_macros.h"
+
+/*
+ * here are global parameters initialisation
+ */
+glob_pars G;  // internal global parameters structure
+int help = 0; // whether to show help string
+
+glob_pars Gdefault = {
+	 .devpath        = "/dev/ttyUSB0"
+	,.pollubx        = 0
+	,.pollinterval   = 1.
+	,.block_msg      = {0,1,0,0,0,0}   // all exept RMC are blocked by default
+	,.polltmout      = 10.
+	,.stationary     = 0
+	,.gettimediff    = 0
+	,.meancoords     = 0
+	,.silent         = 0
+	,.date           = 0
+};
+
+/*
+ * Define command line options by filling structure:
+ *	name	has_arg	flag	val		type		argptr			help
+*/
+myoption cmdlnopts[] = {
+	/// "ÏÔÏÂÒÁÚÉÔØ ÜÔÏ ÓÏÏÂÝÅÎÉÅ"
+	{"help",	0,	NULL,	'h',	arg_int,	APTR(&help),		N_("show this help")},
+	/// "ÐÕÔØ Ë ÕÓÔÒÏÊÓÔ×Õ"
+	{"device",1,	NULL,	'd',	arg_string,	APTR(&G.devpath),	N_("device path")},
+	{"poll-udx", 0,	NULL,	'p',	arg_none,	APTR(&G.pollubx),	N_("poll UDX,00")},
+	{"pollinterval",1,NULL,	'i',	arg_double,	APTR(&G.pollinterval),N_("polling interval")},
+	{"no-rmc",0,&G.block_msg[GPRMC],	0,	arg_none,	NULL,		N_("block RMC message")},
+	{"gsv",	0,	&G.block_msg[GPGSV],	1,	arg_none,	NULL,		N_("process GSV message")},
+	{"gsa",	0,	&G.block_msg[GPGSA],	1,	arg_none,	NULL,		N_("process GSA message")},
+	{"gga",	0,	&G.block_msg[GPGGA],	1,	arg_none,	NULL,		N_("process GGA message")},
+	{"gll",	0,	&G.block_msg[GPGLL],	1,	arg_none,	NULL,		N_("process GLL message")},
+	{"vtg",	0,	&G.block_msg[GPVTG],	1,	arg_none,	NULL,		N_("process VTG message")},
+	{"timeout", 1,	NULL,	't',	arg_double,	APTR(&G.polltmout), N_("polling timeout")},
+	{"stationary",0, NULL,	's',	arg_int,	APTR(&G.stationary),N_("configure as stationary")},
+	{"timediff",0,	NULL,	'T',	arg_int,	APTR(&G.gettimediff),N_("calculate mean time difference")},
+	{"coords",0,	NULL,	'C',	arg_int,	APTR(&G.meancoords),N_("calculate mean coordinates")},
+	{"silent",0,	NULL,	'S',	arg_int,	APTR(&G.silent),	N_("don't write intermediate messages")},
+	{"print-date",0,NULL,	'D',	arg_int,	APTR(&G.date),		N_("print date in format MMDDhhmmCCYY.ss")},
+	// ...
+	end_option
+};
+
+/**
+ * Parce command line options and return dynamically allocated structure
+ * 		to global parameters
+ * @param argc - copy of argc from main
+ * @param argv - copy of argv from main
+ * @return allocated structure with global parameters
+ */
+glob_pars *parce_args(int argc, char **argv){
+	int i;
+	memcpy(&G, &Gdefault, sizeof(G));
+	/// "éÓÐÏÌØÚÏ×ÁÎÉÅ: %s [ÁÒÇÕÍÅÎÔÙ]\n\n\tçÄÅ ÁÒÇÕÍÅÎÔÙ:\n"
+	change_helpstring(_("Usage: %s [args]\n\n\tWhere args are:\n"));
+	// parse arguments
+	parceargs(&argc, &argv, cmdlnopts);
+	if(help) showhelp(-1, cmdlnopts);
+	if(argc > 0){
+		/// "éÇÎÏÒÉÒÕÀ ÁÒÇÕÍÅÎÔ[Ù]:"
+		printf("\n%s\n", _("Ignore argument[s]:"));
+		for (i = 0; i < argc; i++)
+			printf("\t%s\n", argv[i]);
+	}
+	return &G;
+}
+