utils.c

/*  vario_app - Audio Vario application - http://www.openvario.org/
    Copyright (C) 2014  The openvario project
    A detailed list of copyright holders can be found in the file "AUTHORS"

    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 3
    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, see <http://www.gnu.org/licenses/>.
*/

#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include "utils.h"


// see if we get all requested parameter(s) before we start setting them
bool read_float_from_sentence(int n,float fv[],char *str,const char *delim)
{
	char *vp;
	char *endptr;

	if (n > NUM_FV) return false;

	for (int i=0; i < n; i++) {
		vp = strtok(str,delim);
		if (vp == NULL) return false;

		fv[i] = strtof(vp,&endptr);
		if (endptr == vp || *endptr != 0) return false;
	}
	return true;
}