xref: /onnv-gate/usr/src/cmd/eqn/integral.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
2*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
3*0Sstevel@tonic-gate 
4*0Sstevel@tonic-gate 
5*0Sstevel@tonic-gate /*
6*0Sstevel@tonic-gate  * Copyright (c) 1980 Regents of the University of California.
7*0Sstevel@tonic-gate  * All rights reserved. The Berkeley software License Agreement
8*0Sstevel@tonic-gate  * specifies the terms and conditions for redistribution.
9*0Sstevel@tonic-gate  */
10*0Sstevel@tonic-gate 
11*0Sstevel@tonic-gate /*
12*0Sstevel@tonic-gate  * Copyright (c) 1983, 1984 1985, 1986, 1987, 1988, Sun Microsystems, Inc.
13*0Sstevel@tonic-gate  * All Rights Reserved.
14*0Sstevel@tonic-gate  */
15*0Sstevel@tonic-gate 
16*0Sstevel@tonic-gate #ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.1	*/
17*0Sstevel@tonic-gate 
18*0Sstevel@tonic-gate # include "e.h"
19*0Sstevel@tonic-gate # include "e.def"
20*0Sstevel@tonic-gate 
21*0Sstevel@tonic-gate integral(p, p1, p2) {
22*0Sstevel@tonic-gate #ifndef	NEQN
23*0Sstevel@tonic-gate 	if (p1 != 0)
24*0Sstevel@tonic-gate 		printf(".ds %d \\h'-0.4m'\\v'0.4m'\\*(%d\\v'-0.4m'\n", p1, p1);
25*0Sstevel@tonic-gate 	if (p2 != 0)
26*0Sstevel@tonic-gate 		printf(".ds %d \\v'-0.3m'\\*(%d\\v'0.3m'\n", p2, p2);
27*0Sstevel@tonic-gate #endif
28*0Sstevel@tonic-gate 	if (p1 != 0 && p2 != 0)
29*0Sstevel@tonic-gate 		shift2(p, p1, p2);
30*0Sstevel@tonic-gate 	else if (p1 != 0)
31*0Sstevel@tonic-gate 		bshiftb(p, SUB, p1);
32*0Sstevel@tonic-gate 	else if (p2 != 0)
33*0Sstevel@tonic-gate 		bshiftb(p, SUP, p2);
34*0Sstevel@tonic-gate 	if(dbg)printf(".\tintegral: S%d; h=%d b=%d\n",
35*0Sstevel@tonic-gate 		p, eht[p], ebase[p]);
36*0Sstevel@tonic-gate 	lfont[p] = ROM;
37*0Sstevel@tonic-gate }
38*0Sstevel@tonic-gate 
39*0Sstevel@tonic-gate setintegral() {
40*0Sstevel@tonic-gate 	char *f;
41*0Sstevel@tonic-gate 
42*0Sstevel@tonic-gate 	yyval = oalloc();
43*0Sstevel@tonic-gate 	f = "\\(is";
44*0Sstevel@tonic-gate #ifndef NEQN
45*0Sstevel@tonic-gate 	printf(".ds %d \\s%d\\v'.1m'\\s+4%s\\s-4\\v'-.1m'\\s%d\n",
46*0Sstevel@tonic-gate 		yyval, ps, f, ps);
47*0Sstevel@tonic-gate 	eht[yyval] = VERT(EM(1.15, ps+4));
48*0Sstevel@tonic-gate 	ebase[yyval] = VERT(EM(0.3, ps));
49*0Sstevel@tonic-gate #else NEQN
50*0Sstevel@tonic-gate 	printf(".ds %d %s\n", yyval, f);
51*0Sstevel@tonic-gate 	eht[yyval] = VERT(2);
52*0Sstevel@tonic-gate 	ebase[yyval] = 0;
53*0Sstevel@tonic-gate #endif NEQN
54*0Sstevel@tonic-gate 	lfont[yyval] = rfont[yyval] = ROM;
55*0Sstevel@tonic-gate }
56