/*****************************************************************************
 -                                                                           -
 -                    POLONY SEQUENCER ACQUISITION SUITE                     -
 -                                Church Lab                                 -
 -                          Harvard Medical School                           -
 -                                                                           -
 -    Free software for running a Polony Sequencing automated microscope     -
 -                                                                           -
 - ========================================================================= -
 -                                                                           -
 -                                                                           -
 - config_reader.cpp                                                         -
 -                                                                           -
 -   Class for reading parameters from a config (.cfg) file                  -
 -                                                                           -
 -   Written by Greg Porreca, 03-22-2006                                     -
 -                                                                           -
 - Revised                                                                   -
 -                                                                           -
 -                                                                           -
 - This software may be used, modified, and distributed freely, but this     -
 - header may not be modified and must appear at the top of this file.       -
 -                                                                           -
 -                                                                           -
 *****************************************************************************/

#include "config_reader.h"

Config_reader::Config_reader(){;}
Config_reader::Config_reader(char *cfgfn){
	strcpy(CFGFILENAME, cfgfn);
}

Config_reader::~Config_reader(){;}

int Config_reader::getTag(char *tag_value, char *tag_name){
	FILE *CFGFILE;

	int return_val=0;
	char currtag_name[80];
	char currtag_value[80];
	
	if((CFGFILE = fopen(CFGFILENAME, "r")) == NULL){
//		fprintf(stderr, "ERROR opening %s; trying ..\\..\\master.cfg\n", CFGFILENAME);
		if((CFGFILE = fopen("..\\..\\master.cfg", "r")) == NULL){
			fprintf(stderr, "ERROR OPENING CONFIG FILE %s\n", CFGFILENAME);
			return 0;
		}
	}

	while( (fscanf(CFGFILE, "%s %s\r\n", currtag_name, currtag_value))!=EOF){
		if(!(strcmp(currtag_name, tag_name))){
			strcpy(tag_value, currtag_value);
			return_val = 1;
		}
	}
	fclose(CFGFILE);
	return return_val;
}