usr/src/usr.bin/pascal/src/pstab.h

/*-
 * Copyright (c) 1980 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)pstab.h     5.2 (Berkeley) %G%
 */

    /*
     *  subtypes within the stab type N_PC
     *
     *  subtypes N_PSO and N_PSOL are   .stabs  name,N_PC,0,subtype,checksum
     *  others subtypes are             .stabs  name,N_PC,0,subtype,line
     */
#define N_PSO           0x1     /* source file name */
#define N_PSOL          0x2     /* include file name */
#define N_PGLABEL       0x3     /* global label */
#define N_PGCONST       0x4     /* global constant */
#define N_PGTYPE        0x5     /* global type */
#define N_PGVAR         0x6     /* global variable */
#define N_PGFUNC        0x7     /* global function */
#define N_PGPROC        0x8     /* global procedure */
#define N_PEFUNC        0x9     /* external function */
#define N_PEPROC        0xa     /* external procedure */
#define N_PLDATA        0xb     /* library variable */
#define N_PLTEXT        0xc     /* library routine */

    /*
     *  checksums are used to check if included files have changed.
     *  we also use them to check that .o files are up to date with
     *  the libraries.
     *  if a checksum is less than the flag checksum,
     *  then the checksum (and therefore the .o file) is out of date.
     *  if a checksum is equal to the flag checksum,
     *  then no furthur checking of the checksum is done.
     *  this is for the 2nd and subsequent times a file is stabed.
     *  to declare a flag day, increment this value. (also be sure
     *  to update this value in ../utilities/externs.awk)
     */
#define N_FLAGCHECKSUM  1