xref: /titanic_51/usr/src/cmd/eqn/funny.c (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
1 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
2 /*	  All Rights Reserved  	*/
3 
4 
5 /*
6  * Copyright (c) 1980 Regents of the University of California.
7  * All rights reserved. The Berkeley software License Agreement
8  * specifies the terms and conditions for redistribution.
9  */
10 
11 /*
12  * Copyright (c) 1983, 1984 1985, 1986, 1987, 1988, Sun Microsystems, Inc.
13  * All Rights Reserved.
14  */
15 
16 #ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.1	*/
17 
18 # include "e.h"
19 # include "e.def"
20 #include <locale.h>
21 
22 funny(n) int n; {
23 	char *f;
24 
25 	yyval = oalloc();
26 	switch(n) {
27 	case SUM:
28 		f = "\\(*S"; break;
29 	case UNION:
30 		f = "\\(cu"; break;
31 	case INTER:	/* intersection */
32 		f = "\\(ca"; break;
33 	case PROD:
34 		f = "\\(*P"; break;
35 	default:
36 		error(FATAL, gettext("funny type %d in funny"), n);
37 	}
38 #ifndef NEQN
39 	printf(".ds %d \\s%d\\v'.3m'\\s+5%s\\s-5\\v'-.3m'\\s%d\n", yyval, ps, f, ps);
40 	eht[yyval] = VERT(EM(1.0, ps+5) - EM(0.2, ps));
41 	ebase[yyval] = VERT(EM(0.3, ps));
42 #else NEQN
43 	printf(".ds %d %s\n", yyval, f);
44 	eht[yyval] = VERT(2);
45 	ebase[yyval] = 0;
46 #endif NEQN
47 	if(dbg)printf(".\tfunny: S%d <- %s; h=%d b=%d\n",
48 		yyval, f, eht[yyval], ebase[yyval]);
49 	lfont[yyval] = rfont[yyval] = ROM;
50 }
51