xref: /illumos-gate/usr/src/contrib/ast/src/lib/libpp/ppincref.c (revision b30d193948be5a7794d7ae3ba0ed9c2f72c88e0f)
1 /***********************************************************************
2 *                                                                      *
3 *               This software is part of the ast package               *
4 *          Copyright (c) 1986-2011 AT&T Intellectual Property          *
5 *                      and is licensed under the                       *
6 *                 Eclipse Public License, Version 1.0                  *
7 *                    by AT&T Intellectual Property                     *
8 *                                                                      *
9 *                A copy of the License is available at                 *
10 *          http://www.eclipse.org/org/documents/epl-v10.html           *
11 *         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *
12 *                                                                      *
13 *              Information and Software Systems Research               *
14 *                            AT&T Research                             *
15 *                           Florham Park NJ                            *
16 *                                                                      *
17 *                 Glenn Fowler <gsf@research.att.com>                  *
18 *                                                                      *
19 ***********************************************************************/
20 #pragma prototyped
21 /*
22  * Glenn Fowler
23  * AT&T Research
24  *
25  * common include reference handler
26  * the type arg is inclusive or of PP_SYNC_*
27  */
28 
29 #include "pplib.h"
30 
31 void
ppincref(char * parent,char * file,int line,int type)32 ppincref(char* parent, char* file, int line, int type)
33 {
34 	register struct ppinstk*	sp;
35 	int				level;
36 
37 	NoP(parent);
38 	NoP(line);
39 	if (type & PP_SYNC_PUSH)
40 	{
41 		level = 0;
42 		for (sp = pp.in; sp; sp = sp->prev)
43 			if (sp->type == IN_FILE)
44 				level++;
45 		if (level > 0)
46 			level--;
47 		error(0, "%-*s%s", level * 4, "", file);
48 	}
49 }
50