mirror of
https://github.com/eddyem/zeiss_utils.git
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87 lines
3.7 KiB
C
87 lines
3.7 KiB
C
/*
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* cmdlnopts.c - the only function that parse cmdln args and returns glob parameters
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*
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* Copyright 2013 Edward V. Emelianoff <eddy@sao.ru>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#include <assert.h>
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#include <stdio.h>
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#include <string.h>
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#include <strings.h>
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#include <math.h>
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#include "cmdlnopts.h"
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#include "usefull_macros.h"
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#include "socket.h"
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/*
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* here are global parameters initialisation
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*/
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int help;
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glob_pars G;
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// DEFAULTS
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// default global parameters
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glob_pars const Gdefault = {
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.nodenum = 3,
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.motorID = 12,
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.gotopos = NAN,
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.port = DEFPORT
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};
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/*
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* Define command line options by filling structure:
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* name has_arg flag val type argptr help
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*/
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myoption cmdlnopts[] = {
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// set 1 to param despite of its repeating number:
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{"help", NO_ARGS, NULL, 'h', arg_none, APTR(&help), "show this help"},
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{"node", NEED_ARG, NULL, 'n', arg_int, APTR(&G.nodenum), "encoder node number"},
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{"reset", NO_ARGS, NULL, 'r', arg_none, APTR(&G.reset), "reset encoder"},
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{"verbose", NO_ARGS, NULL, 'v', arg_int, APTR(&G.verbose), "show more info"},
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{"motorid", NEED_ARG, NULL, 'i', arg_int, APTR(&G.motorID), "motor controller address"},
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//{"bcastid", NEED_ARG, NULL, 'b', arg_int, APTR(&G.motorID), "motor controller broadcast address"},
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{"gotopos", NEED_ARG, NULL, 'g', arg_double, APTR(&G.gotopos), "target focus position"},
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{"targspeed",NEED_ARG, NULL, 't', arg_double, APTR(&G.targspeed), "move motor with constant speed (rev/min)"},
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{"stop", NO_ARGS, NULL, 's', arg_none, APTR(&G.stop), "stop motor"},
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{"monitor", NEED_ARG, NULL, 'm', arg_double, APTR(&G.monitspd), "move a little with given speed with monitoring"},
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{"eswstate",NO_ARGS, NULL, 'e', arg_none, APTR(&G.showesw), "show end-switches state"},
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{"logfile", NEED_ARG, NULL, 'l', arg_string, APTR(&G.logname), "logfile name and path"},
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{"server", NO_ARGS, NULL, 'S', arg_none, APTR(&G.server), "work as server"},
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{"port", NEED_ARG, NULL, 'p', arg_string, APTR(&G.port), "server port number"},
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{"host", NEED_ARG, NULL, 'H', arg_string, APTR(&G.host), "host to connect (default: localhost)"},
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{"standalone",NO_ARGS, NULL, 'A', arg_none, APTR(&G.standalone),"run as standalone application"},
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end_option
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};
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/**
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* Parse command line options and return dynamically allocated structure
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* to global parameters
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* @param argc - copy of argc from main
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* @param argv - copy of argv from main
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* @return allocated structure with global parameters
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*/
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glob_pars *parse_args(int argc, char **argv){
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void *ptr = memcpy(&G, &Gdefault, sizeof(G)); assert(ptr);
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// format of help: "Usage: progname [args]\n"
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change_helpstring("Usage: %s [args]\n\n\tWhere args are:\n");
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// parse arguments
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parseargs(&argc, &argv, cmdlnopts);
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if(help) showhelp(-1, cmdlnopts);
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return &G;
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}
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