1 /*

     2  * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>

     3  * See LICENSE file for license details.

     4  */

     5 

     6 #include <stdlib.h>

     7 #include <stdio.h>

     8 #include <string.h>

     9 

    10 #include <util.h>

    11 

    12 static char version[] = "gridsel - " VERSION ", (C)opyright MMVI Anselm R. Garbe\n";

    13 

    14 static void

    15 usage()

    16 {

    17 	fprintf(stderr, "%s\n", "usage: gridsel [-v]\n");

    18 	exit(1);

    19 }

    20 

    21 int

    22 main(int argc, char **argv)

    23 {

    24 	unsigned char *data;

    25 	unsigned long i, offset, len, remain;

    26 

    27 	/* command line args */

    28 	if(argc > 1) {

    29 		if(!strncmp(argv[1], "-v", 3)) {

    30 			fprintf(stdout, "%s", version);

    31 			exit(0);

    32 		} else

    33 			usage();

    34 	}

    35 	len = offset = remain = 0;

    36 	do {

    37 		data = getselection(offset, &len, &remain);

    38 		for(i = 0; i < len; i++)

    39 			putchar(data[i]);

    40 		offset += len;

    41 		free(data);

    42 	}

    43 	while(remain);

    44 	if(offset)

    45 		putchar('\n');

    46 	return 0;

    47 }