gridsel.c
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/*
* (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <util.h>
static char version[] = "gridsel - " VERSION ", (C)opyright MMVI Anselm R. Garbe\n";
static void
usage()
{
fprintf(stderr, "%s\n", "usage: gridsel [-v]\n");
exit(1);
}
int
main(int argc, char **argv)
{
unsigned char *data;
unsigned long i, offset, len, remain;
/* command line args */
if(argc > 1) {
if(!strncmp(argv[1], "-v", 3)) {
fprintf(stdout, "%s", version);
exit(0);
} else
usage();
}
len = offset = remain = 0;
do {
data = getselection(offset, &len, &remain);
for(i = 0; i < len; i++)
putchar(data[i]);
offset += len;
free(data);
}
while(remain);
if(offset)
putchar('\n');
return 0;
}