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https://github.com/eddyem/BTA_lib.git
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111 lines
4.4 KiB
C
111 lines
4.4 KiB
C
/*
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* cmdlnopts.c - the only function that parce 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 "cmdlnopts.h"
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#include "usefull_macros.h"
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#include <assert.h>
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/*
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* here are global parameters initialisation
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*/
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glob_pars G; // internal global parameters structure
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int help = 0; // whether to show help string
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glob_pars Gdefault = {
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.passfile = NULL
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,.force = 0
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,.p2move = NULL
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,.p2mode = NULL
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,.focmove = -1.
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,.eqcrds = NULL
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,.horcrds = NULL
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,.azrev = 0
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,.telstop = 0
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,.gotoRaDec = 0
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,.gotoAZ = 0
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,.epoch = NULL
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,.pmra = 0.
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,.pmdecl = 0.
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,.PCSoff = 0
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,.corrAZ = 0
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,.corrRAD = 0
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,.quiet = 0
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,.getinfo = NULL
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,.infoargs = NULL
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,.listinfo = 0
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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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{"help", 0, NULL, 'h', arg_int, APTR(&help), N_("show this help")},
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{"passfile",1, NULL, 'p', arg_string, APTR(&G.passfile), N_("file with password hash (in/out)")},
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{"force", 0, NULL, 'f', arg_int, APTR(&G.force), N_("force command executions")},
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{"p2move", 1, NULL, 'P', arg_string, APTR(&G.p2move), N_("move P2 (arg: angle[rel])")},
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{"p2mode", 1, NULL, 'M', arg_string, APTR(&G.p2mode), N_("set P2 mode (arg: stop/track)")},
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{"focmove", 1, NULL, 'F', arg_double, APTR(&G.focmove), N_("move focus to given value")},
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{"eq-crds", 1, NULL, 'e', arg_string, APTR(&G.eqcrds), N_("set new equatorial coordinates")},
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{"hor-crds",1, NULL, 'a', arg_string, APTR(&G.horcrds), N_("set new horizontal coordinates")},
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{"az-reverce",0,NULL, 'R', arg_int, APTR(&G.azrev), N_("switch Az reverce")},
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{"stop-tel",0, NULL, 'S', arg_int, APTR(&G.telstop), N_("stop telescope")},
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{"gotoradec",0, NULL, 'G', arg_int, APTR(&G.gotoRaDec), N_("go to last entered RA/Decl")},
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{"gotoaz", 0, NULL, 'A', arg_int, APTR(&G.gotoAZ), N_("go to last entered A/Z")},
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{"epoch", 2, NULL, 'E', arg_string, APTR(&G.epoch), N_("epoch for given RA/Decl (without argument is \"now\")")},
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{"pm-ra", 1, NULL, 'x', arg_double, APTR(&G.pmra), N_("proper motion by R.A. (mas/year)")},
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{"pm-decl", 1, NULL, 'y', arg_double, APTR(&G.pmdecl), N_("proper motion by Decl. (mas/year)")},
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{"pcs-off", 0, NULL, 'O', arg_int, APTR(&G.PCSoff), N_("turn OFF pointing correction system")},
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{"az-corr", 1, NULL, 1, arg_string, APTR(&G.corrAZ), N_("run correction by A/Z (arg in arcsec: dA,dZ)")},
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{"rad-corr",1, NULL, 1, arg_string, APTR(&G.corrRAD), N_("run correction by RA/Decl (arg in arcsec: dRA,dDecl)")},
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{"quiet", 0, NULL, 'q', arg_int, APTR(&G.quiet), N_("almost no messages into stdout")},
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{"get-info",2, NULL, 'I', arg_string, APTR(&G.getinfo), N_("show information (default: all, \"help\" for list)")},
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{"info-args",1, NULL, 'i', arg_string, APTR(&G.infoargs), N_("show values of given ACS parameters")},
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{"list-info",0, NULL, 'l', arg_string, APTR(&G.listinfo), N_("list all ACS parameters available")},
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// ...
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end_option
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};
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/**
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* Parce 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 *parce_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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// 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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parceargs(&argc, &argv, cmdlnopts);
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if(help) showhelp(-1, cmdlnopts);
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if(argc > 0){
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printf("\nIgnore argument[s]:\n");
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for (i = 0; i < argc; i++)
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printf("\t%s\n", argv[i]);
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}
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return &G;
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}
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