1*4887Schin /***********************************************************************
2*4887Schin *                                                                      *
3*4887Schin *               This software is part of the ast package               *
4*4887Schin *           Copyright (c) 1986-2007 AT&T Knowledge Ventures            *
5*4887Schin *                      and is licensed under the                       *
6*4887Schin *                  Common Public License, Version 1.0                  *
7*4887Schin *                      by AT&T Knowledge Ventures                      *
8*4887Schin *                                                                      *
9*4887Schin *                A copy of the License is available at                 *
10*4887Schin *            http://www.opensource.org/licenses/cpl1.0.txt             *
11*4887Schin *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12*4887Schin *                                                                      *
13*4887Schin *              Information and Software Systems Research               *
14*4887Schin *                            AT&T Research                             *
15*4887Schin *                           Florham Park NJ                            *
16*4887Schin *                                                                      *
17*4887Schin *                 Glenn Fowler <gsf@research.att.com>                  *
18*4887Schin *                                                                      *
19*4887Schin ***********************************************************************/
20*4887Schin #pragma prototyped
21*4887Schin /*
22*4887Schin  * Glenn Fowler
23*4887Schin  * AT&T Research
24*4887Schin  *
25*4887Schin  * common preprocessor macro reference handler
26*4887Schin  */
27*4887Schin 
28*4887Schin #include "pplib.h"
29*4887Schin 
30*4887Schin void
31*4887Schin ppmacref(struct ppsymbol* sym, char* file, int line, int type, unsigned long sum)
32*4887Schin {
33*4887Schin 	register char*	p;
34*4887Schin 
35*4887Schin 	NoP(file);
36*4887Schin 	NoP(line);
37*4887Schin 	p = (pp.state & (DIRECTIVE|JOINING)) == DIRECTIVE ? pp.outp : pp.addp;
38*4887Schin 	p += sfsprintf(p, MAXTOKEN, "\n#%s %d", pp.lineid, error_info.line);
39*4887Schin 	p += sfsprintf(p, MAXTOKEN, "\n#%s %s:%s %s %d", dirname(PRAGMA), pp.pass, keyname(X_MACREF), sym->name, type);
40*4887Schin 	if (type > 0)
41*4887Schin 	{
42*4887Schin 		if (sym->macro && sym->macro->value)
43*4887Schin 			sum = strsum(sym->macro->value, (long)sym->macro->arity);
44*4887Schin 		p += sfsprintf(p, MAXTOKEN, " %lu", sum);
45*4887Schin 	}
46*4887Schin 	if ((pp.state & (DIRECTIVE|JOINING)) == DIRECTIVE)
47*4887Schin 	{
48*4887Schin 		pp.outp = p;
49*4887Schin 		ppcheckout();
50*4887Schin 	}
51*4887Schin 	else
52*4887Schin 	{
53*4887Schin 		*p++ = '\n';
54*4887Schin 		pp.addp = p;
55*4887Schin 		pp.state |= ADD;
56*4887Schin 	}
57*4887Schin 	pp.pending = pppendout();
58*4887Schin }
59