2021-10-11 18:37:13 -03:00

34 lines
1023 B
C

/* Copyright (c) 1984 AT&T */
/* All Rights Reserved */
/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
/* The copyright notice above does not evidence any */
/* actual or intended publication of such source code. */
/* #ident "@(#)linenum.h 10.1" */ /* sgs-inc:common/linenum.h 1.4 */
/* @(#)linenum.h 1.1 94/10/31 */
/* There is one line number entry for every
"breakpointable" source line in a section.
Line numbers are grouped on a per function
basis; the first entry in a function grouping
will have l_lnno = 0 and in place of physical
address will be the symbol table index of
the function name.
*/
struct lineno
{
union
{
long l_symndx ; /* sym. table index of function name
iff l_lnno == 0 */
long l_paddr ; /* (physical) address of line number */
} l_addr ;
unsigned short l_lnno ; /* line number */
} ;
#define LINENO struct lineno
#define LINESZ 6 /* sizeof(LINENO) */
#define A_LINESZ sizeof(LINENO)
/* may differ due to alignment */