/* usage: line2block < linefile > blockfile
 * takes a file (like one generated by block2line) of the form:
 *	<header line>
 *	< 16 screen lines >
 *	...
 * and produces a block file with exactly 64 characters on each line, having
 * removed the header lines. This file is suitable for use with FORTH as a
 * block file.
 */

#include <stdio.h>

main()
{
	int i;
	char buf[65];
	char *spaces =	/* 64 spaces, below */
	"                                                                ";
			/* 64 spaces, above */
	while (1) {
		gets(buf);			/* header line */
		for (i=0; i<16; i++) {
			if (gets(buf) == NULL) exit(0);
			printf("%s%s",buf,spaces+strlen(buf));
		}
	}
}