#include <unistd.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>

int main(int argc, char **argv) {
	char* ivalue = "index"; // Set default linked list filename
	char* nvalue = "filenames"; // Set default file array filename
	//char* currentFile = NULL; // Current file we're processing
	int index; // Index of last element in cmd line options
	int numFiles = 0; // Number of files to index
	int cmdo; // Command line option
	FILE* fp; // File pointer, used by all the files we open
	while ((cmdo = getopt (argc, argv, "hi:n:")) != -1) {
		switch(cmdo)
		{
		case 'i': // Specify what linked list file we're using
			ivalue = optarg;
			break;
		case 'n': // Specify what file array filename to use
			nvalue = optarg;
			break;
		case 'h': // Help, usage
			printf("indexfile [-i FILE] [-n FILE] FILE ...\nOPTIONS\n\t-i FILE\n\t\tWrite the linked list to FILE. This overrides the default file name \"index\".\n\t-n FILE\n\t\tWrite the array of file names to FILE. This overrides the default file name \"filenames\".\n");
			return(0);
		case '?':
			fprintf(stderr, "Unrecognised option: -%c\n", optopt);
			return(1);
			break;
		default:
			break;
		}
	}
	numFiles = argc-optind;
	printf("%d\n",argc-optind); // !!!! ----------- THIS LINE --------- !!!!!!!!
	char** files[argc-optind]; // Create a character array of arrays for each filename specified
	for (index = optind; index < argc; index++) {
		*files[index-optind]= argv[index];
		fp = fopen(*files[index-optind],"r");
		if (fp) {
			printf("Successfully opened input file %s\n",*files[index-optind]);
			fclose(fp);
		} else {
			fprintf(stderr,"Can't open input file %s\n",*files[index-optind]);
		}
	}
	return(0);
}