14887Schin /***********************************************************************
24887Schin *                                                                      *
34887Schin *               This software is part of the ast package               *
4*8462SApril.Chin@Sun.COM *          Copyright (c) 1986-2008 AT&T Intellectual Property          *
54887Schin *                      and is licensed under the                       *
64887Schin *                  Common Public License, Version 1.0                  *
7*8462SApril.Chin@Sun.COM *                    by AT&T Intellectual Property                     *
84887Schin *                                                                      *
94887Schin *                A copy of the License is available at                 *
104887Schin *            http://www.opensource.org/licenses/cpl1.0.txt             *
114887Schin *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
124887Schin *                                                                      *
134887Schin *              Information and Software Systems Research               *
144887Schin *                            AT&T Research                             *
154887Schin *                           Florham Park NJ                            *
164887Schin *                                                                      *
174887Schin *                 Glenn Fowler <gsf@research.att.com>                  *
184887Schin *                                                                      *
194887Schin ***********************************************************************/
204887Schin #pragma prototyped
214887Schin /*
224887Schin  * Glenn Fowler
234887Schin  * AT&T Research
244887Schin  *
254887Schin  * common preprocessor macro reference handler
264887Schin  */
274887Schin 
284887Schin #include "pplib.h"
294887Schin 
304887Schin void
314887Schin ppmacref(struct ppsymbol* sym, char* file, int line, int type, unsigned long sum)
324887Schin {
334887Schin 	register char*	p;
344887Schin 
354887Schin 	NoP(file);
364887Schin 	NoP(line);
374887Schin 	p = (pp.state & (DIRECTIVE|JOINING)) == DIRECTIVE ? pp.outp : pp.addp;
384887Schin 	p += sfsprintf(p, MAXTOKEN, "\n#%s %d", pp.lineid, error_info.line);
394887Schin 	p += sfsprintf(p, MAXTOKEN, "\n#%s %s:%s %s %d", dirname(PRAGMA), pp.pass, keyname(X_MACREF), sym->name, type);
404887Schin 	if (type > 0)
414887Schin 	{
424887Schin 		if (sym->macro && sym->macro->value)
434887Schin 			sum = strsum(sym->macro->value, (long)sym->macro->arity);
444887Schin 		p += sfsprintf(p, MAXTOKEN, " %lu", sum);
454887Schin 	}
464887Schin 	if ((pp.state & (DIRECTIVE|JOINING)) == DIRECTIVE)
474887Schin 	{
484887Schin 		pp.outp = p;
494887Schin 		ppcheckout();
504887Schin 	}
514887Schin 	else
524887Schin 	{
534887Schin 		*p++ = '\n';
544887Schin 		pp.addp = p;
554887Schin 		pp.state |= ADD;
564887Schin 	}
574887Schin 	pp.pending = pppendout();
584887Schin }
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