mirror of
https://github.com/eddyem/BTA_utils.git
synced 2025-12-06 10:45:14 +03:00
77 lines
2.7 KiB
C
77 lines
2.7 KiB
C
/*
|
|
* cmdlnopts.c - the only function that parse 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 <assert.h>
|
|
#include "cmdlnopts.h"
|
|
#include "usefull_macros.h"
|
|
|
|
#define RAD 57.2957795130823
|
|
#define D2R(x) ((x) / RAD)
|
|
#define R2D(x) ((x) * RAD)
|
|
|
|
/*
|
|
* here are global parameters initialisation
|
|
*/
|
|
int help;
|
|
glob_pars G;
|
|
|
|
int verbose = 0; // each -v increments this value, e.g. -vvv sets it to 3
|
|
// DEFAULTS
|
|
// default global parameters
|
|
glob_pars const Gdefault = {
|
|
.gotoangle = 400.,
|
|
};
|
|
|
|
/*
|
|
* Define command line options by filling structure:
|
|
* name has_arg flag val type argptr help
|
|
*/
|
|
myoption cmdlnopts[] = {
|
|
// set 1 to param despite of its repeating number:
|
|
{"help", NO_ARGS, NULL, 'h', arg_int, APTR(&help), _("show this help")},
|
|
// change p3 position, don't run guiding
|
|
{"goto", NEED_ARG, NULL, 'g', arg_double, APTR(&G.gotoangle), _("rotate for given angle")},
|
|
// goto 0, don't run guiding
|
|
{"absmove", NO_ARGS, NULL, 'a', arg_none, APTR(&G.absmove), _("rotate to given absolute angle (or zero without -g)")},
|
|
// incremented parameter without args (any -v will increment value of "verbose")
|
|
{"verbose", NO_ARGS, NULL, 'v', arg_none, APTR(&verbose), _("verbose level (each -v increase it)")},
|
|
end_option
|
|
};
|
|
|
|
|
|
/**
|
|
* Parse 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 *parse_args(int argc, char **argv){
|
|
void *ptr;
|
|
ptr = memcpy(&G, &Gdefault, sizeof(G)); assert(ptr);
|
|
// format of help: "Usage: progname [args]\n"
|
|
change_helpstring("Usage: %s [args]\n\n\tWhere args are:\n");
|
|
// parse arguments
|
|
parseargs(&argc, &argv, cmdlnopts);
|
|
if(help || argc > 0) showhelp(-1, cmdlnopts);
|
|
return &G;
|
|
}
|
|
|