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111 lines
4.3 KiB
C
111 lines
4.3 KiB
C
/* geany_encoding=koi8-r
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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 "parseargs.h"
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#include "usefull_macro.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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glob_pars *GP = NULL;
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#define DEFAULT_COMDEV "/dev/ttyUSB0"
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// port for connections
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#define DEFAULT_PORT "10000"
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#define DEFAULT_DBGPORT "10001"
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// weather server port and name
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#define DEFAULT_WSPORT (12345)
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#define DEFAULT_WSNAME "robotel1.sao.ru"
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// default PID filename:
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#define DEFAULT_PIDFILE "/tmp/stellariumdaemon.pid"
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// default file with headers
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#define DEFAULT_FITSHDR "/tmp/10micron.fitsheader"
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// DEFAULTS
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// default global parameters
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glob_pars const Gdefault = {
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.device = DEFAULT_COMDEV,
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.port = DEFAULT_PORT,
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.dbgport = DEFAULT_DBGPORT,
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.pidfile = DEFAULT_PIDFILE,
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.crdsfile = DEFAULT_FITSHDR,
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.emulation = 0,
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.weathserver = DEFAULT_WSNAME,
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.weathport = DEFAULT_WSPORT,
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.logfile = NULL // don't save logs
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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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// common options
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{"help", NO_ARGS, NULL, 'h', arg_int, APTR(&help), _("show this help")},
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{"device", NEED_ARG, NULL, 'd', arg_string, APTR(&G.device), _("serial device name (default: " DEFAULT_COMDEV ")")},
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{"emulation",NO_ARGS, NULL, 'e', arg_int, APTR(&G.emulation), _("run in emulation mode")},
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//{"hostname",NEED_ARG, NULL, 'H', arg_string, APTR(&G.hostname), _("hostname to connect (default: localhost)")},
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{"logfile", NEED_ARG, NULL, 'l', arg_string, APTR(&G.logfile), _("file to save logs")},
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{"hdrfile", NEED_ARG, NULL, 'o', arg_string, APTR(&G.crdsfile), _("file to save FITS-header with coordinates and time")},
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{"pidfile", NEED_ARG, NULL, 'P', arg_string, APTR(&G.pidfile), _("pidfile (default: " DEFAULT_PIDFILE ")")},
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{"port", NEED_ARG, NULL, 'p', arg_string, APTR(&G.port), _("port to connect (default: " DEFAULT_PORT ")")},
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{"dbgport", NEED_ARG, NULL, 'D', arg_string, APTR(&G.dbgport), _("port to connect for debug console (default: " DEFAULT_DBGPORT ")")},
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{"wport", NEED_ARG, NULL, 'w', arg_int, APTR(&G.weathport), _("weather server port")},
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{"wname", NEED_ARG, NULL, 'W', arg_string, APTR(&G.weathserver),_("weather server address")},
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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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int i;
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void *ptr;
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ptr = memcpy(&G, &Gdefault, sizeof(G)); assert(ptr);
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size_t hlen = 1024;
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char helpstring[1024], *hptr = helpstring;
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snprintf(hptr, hlen, "Usage: %%s [args]\n\n\tWhere args are:\n");
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// format of help: "Usage: progname [args]\n"
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change_helpstring(helpstring);
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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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if(argc > 0){
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G.rest_pars_num = argc;
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G.rest_pars = calloc(argc, sizeof(char*));
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for (i = 0; i < argc; i++)
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G.rest_pars[i] = strdup(argv[i]);
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}
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return &G;
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}
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