/* $Id: lookup.c,v 1.3 2004/03/30 07:19:17 jmuelmen Exp $ */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>

int look_yyparse ();
int look_set_input (FILE *);
void look_gen (double Rd, double Rv, double Rw);

static void usage () 
{
     fprintf(stderr, "lookup: usage: lookup -o out.file "
	     "infile1 [infile2 [...] ]\n");
     exit(1);
}

FILE *outfile;

#define STRLEN 1024
#define NIN 4

int main (int argc, char **argv)
{
     int i_in;
     int n_in;
     char outname[STRLEN];
     char inname[NIN][STRLEN];
     signed char c;

     i_in = 0;
     while ((c = getopt(argc, argv, "-o:")) 
	    != -1) {
	  switch (c) {
	  case 'o':
	       outname[STRLEN - 1] = 0;
	       strncpy(outname, optarg, STRLEN - 1);
	       break;
	  case 1:
	       if (i_in == NIN) {
		    fprintf(stderr, "Only %d infiles are allowed\n", NIN);
		    exit(1);
	       }
	       inname[i_in][STRLEN - 1] = 0;
	       strncpy(inname[i_in++], optarg, STRLEN - 1);
	       break;
	  default:
	       usage();
	       break;
	  }
     }


     if (!(outfile = fopen(outname, "w"))) {
	  perror("Opening output file");
	  return -1;
     }

     n_in = i_in;
     for (i_in = 0; i_in < n_in; ++i_in) {
	  FILE *infile;
	  if (!(infile = fopen(inname[i_in], "r"))) {
	       perror(inname[i_in]);
	       exit(1);
	  }
	  
	  look_set_input(infile);
	  look_yyparse();

	  fclose(infile);
     }

     fclose(outfile);
     return 0;
}