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https://github.com/eddyem/BTA_utils.git
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86 lines
3.4 KiB
C
86 lines
3.4 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 <strings.h>
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#include "cmdlnopts.h"
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#include "usefull_macros.h"
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#include "zernike.h" // for DEFAULT_CRD_STEP & DEFAULT_WF_UNIT
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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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static 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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.inwfs = NULL // input WFS file name
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,.indat = NULL // input DAT file name
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,.outname = "wavefront_coords.dat" // output file name
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,.step = DEFAULT_CRD_STEP // coordinate step in wavefront map
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,.wfunits = DEFAULT_WF_UNIT // units for wavefront measurement in WF map
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,.wavelength = DEFAULT_WAVELENGTH // default wavelength
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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_int, APTR(&help), _("show this help")},
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// simple integer parameter with obligatory arg:
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{"wfs", NEED_ARG, NULL, 'w', arg_string, APTR(&G.inwfs), _("input WFS file name")},
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{"dat", NEED_ARG, NULL, 'd', arg_string, APTR(&G.indat), _("input DAT file name")},
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{"output", NEED_ARG, NULL, 'o', arg_string, APTR(&G.outname), _("output file name")},
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{"step", NEED_ARG, NULL, 's', arg_double, APTR(&G.step), _("coordinate step in wavefront map (R=1)")},
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{"wfunits", NEED_ARG, NULL, 'u', arg_string, APTR(&G.wfunits), _("units for wavefront measurement in output WF map")},
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{"wavelength", NEED_ARG, NULL, 'l', arg_double, APTR(&G.wavelength),_("default wavelength (in meters, microns or nanometers), 101..9999nm")},
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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));
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if(!ptr) ERR(_("Can't memcpy"));
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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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/*
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int i;
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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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