/*
** rel.h -- header for REL file processing
*/

			/* item-type codes */

#define ABS	0	/* absolute item */
#define	PREL	1	/* program (code) relative item */
#define	DREL	2	/* data relative item */
#define CREL	3	/* commonrelative item */

#define ENAME	4	/* entry name */
#define CNAME	5	/* common block name */
#define	PNAME	6	/* program name */
#define	LNAME	7	/* library name */
#define	EXT	8	/* extension link-item */

#define CSIZE	9	/* common size & name */
#define XCHAIN	10	/* external-reference-chain head & name */
#define EPOINT	11	/* entry point location and name */

#define XMOFF	12	/* external - offset */
#define XPOFF	13	/* external + offset */
#define DSIZE	14	/* data area size */
#define SETLC	15	/* set location counter for loading */
#define	CHAIN	16	/* chain address (fill chain with loc ctr) */
#define PSIZE	17	/* program (code) size */
#define EPROG	18	/* end of program */
#define EFILE	19	/* end of file */

#define MAXSYM	6	/* maximum symbol length allowed in REL file */
#define ONES	-1	/* all one bits */

			/* common variables */
extern int
  inrel,	/* file descripter for input REL file */
  inrem,	/* remaining bits in inchunk */
  inchunk,	/* current chunk from REL file */
  outrel,	/* file descriptor for output REL file */
  outrem,	/* remaining bits in outchunk */
  outchunk,	/* current chunk for REL file */
  item,		/* current item code */
  type,		/* type field */
  field;	/* current bit field */
extern char
  symbol[9];	/* current string */