1*7c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 2*7c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 3*7c478bd9Sstevel@tonic-gate 4*7c478bd9Sstevel@tonic-gate 5*7c478bd9Sstevel@tonic-gate /* 6*7c478bd9Sstevel@tonic-gate * Copyright (c) 1980 Regents of the University of California. 7*7c478bd9Sstevel@tonic-gate * All rights reserved. The Berkeley software License Agreement 8*7c478bd9Sstevel@tonic-gate * specifies the terms and conditions for redistribution. 9*7c478bd9Sstevel@tonic-gate */ 10*7c478bd9Sstevel@tonic-gate 11*7c478bd9Sstevel@tonic-gate /* 12*7c478bd9Sstevel@tonic-gate * Copyright (c) 1983, 1984 1985, 1986, 1987, 1988, Sun Microsystems, Inc. 13*7c478bd9Sstevel@tonic-gate * All Rights Reserved. 14*7c478bd9Sstevel@tonic-gate */ 15*7c478bd9Sstevel@tonic-gate 16*7c478bd9Sstevel@tonic-gate #ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.1 */ 17*7c478bd9Sstevel@tonic-gate 18*7c478bd9Sstevel@tonic-gate # include "e.h" 19*7c478bd9Sstevel@tonic-gate 20*7c478bd9Sstevel@tonic-gate fromto(p1, p2, p3) int p1, p2, p3; { 21*7c478bd9Sstevel@tonic-gate int b, h1, b1, pss; 22*7c478bd9Sstevel@tonic-gate yyval = oalloc(); 23*7c478bd9Sstevel@tonic-gate lfont[yyval] = rfont[yyval] = 0; 24*7c478bd9Sstevel@tonic-gate h1 = eht[yyval] = eht[p1]; 25*7c478bd9Sstevel@tonic-gate b1 = ebase[p1]; 26*7c478bd9Sstevel@tonic-gate b = 0; 27*7c478bd9Sstevel@tonic-gate pss = EFFPS(ps); 28*7c478bd9Sstevel@tonic-gate ps += 3; 29*7c478bd9Sstevel@tonic-gate nrwid(p1, ps, p1); 30*7c478bd9Sstevel@tonic-gate printf(".nr %d \\n(%d\n", yyval, p1); 31*7c478bd9Sstevel@tonic-gate if( p2>0 ) { 32*7c478bd9Sstevel@tonic-gate nrwid(p2, pss, p2); 33*7c478bd9Sstevel@tonic-gate printf(".if \\n(%d>\\n(%d .nr %d \\n(%d\n", p2, yyval, yyval, p2); 34*7c478bd9Sstevel@tonic-gate eht[yyval] += eht[p2]; 35*7c478bd9Sstevel@tonic-gate b = eht[p2]; 36*7c478bd9Sstevel@tonic-gate } 37*7c478bd9Sstevel@tonic-gate if( p3>0 ) { 38*7c478bd9Sstevel@tonic-gate nrwid(p3, pss, p3); 39*7c478bd9Sstevel@tonic-gate printf(".if \\n(%d>\\n(%d .nr %d \\n(%d\n", p3, yyval, yyval, p3); 40*7c478bd9Sstevel@tonic-gate eht[yyval] += eht[p3]; 41*7c478bd9Sstevel@tonic-gate } 42*7c478bd9Sstevel@tonic-gate printf(".ds %d ", yyval); /* bottom of middle box */ 43*7c478bd9Sstevel@tonic-gate if( p2>0 ) { 44*7c478bd9Sstevel@tonic-gate printf("\\v'%du'\\h'\\n(%du-\\n(%du/2u'\\s%d\\*(%d\\s%d", 45*7c478bd9Sstevel@tonic-gate eht[p2]-ebase[p2]+b1, yyval, p2, pss, p2, EFFPS(ps)); 46*7c478bd9Sstevel@tonic-gate printf("\\h'-\\n(%du-\\n(%du/2u'\\v'%du'\\\n", 47*7c478bd9Sstevel@tonic-gate yyval, p2, -(eht[p2]-ebase[p2]+b1)); 48*7c478bd9Sstevel@tonic-gate } 49*7c478bd9Sstevel@tonic-gate #ifndef NEQN 50*7c478bd9Sstevel@tonic-gate printf("\\h'\\n(%du-\\n(%du/2u'\\*(%d\\h'\\n(%du-\\n(%du/2u'\\\n", 51*7c478bd9Sstevel@tonic-gate #else NEQN 52*7c478bd9Sstevel@tonic-gate printf("\\h'\\n(%du-\\n(%du/2u'\\*(%d\\h'\\n(%du-\\n(%du+2u/2u'\\\n", 53*7c478bd9Sstevel@tonic-gate #endif NEQN 54*7c478bd9Sstevel@tonic-gate yyval, p1, p1, yyval, p1); 55*7c478bd9Sstevel@tonic-gate if( p3>0 ) { 56*7c478bd9Sstevel@tonic-gate printf("\\v'%du'\\h'-\\n(%du-\\n(%du/2u'\\s%d\\*(%d\\s%d\\h'\\n(%du-\\n(%du/2u'\\v'%du'\\\n", 57*7c478bd9Sstevel@tonic-gate -(h1-b1+ebase[p3]), yyval, p3, pss, p3, EFFPS(ps), yyval, p3, (h1-b1+ebase[p3])); 58*7c478bd9Sstevel@tonic-gate } 59*7c478bd9Sstevel@tonic-gate printf("\n"); 60*7c478bd9Sstevel@tonic-gate ebase[yyval] = b + b1; 61*7c478bd9Sstevel@tonic-gate if(dbg)printf(".\tfrom to: S%d <- %d f %d t %d; h=%d b=%d\n", 62*7c478bd9Sstevel@tonic-gate yyval, p1, p2, p3, eht[yyval], ebase[yyval]); 63*7c478bd9Sstevel@tonic-gate ofree(p1); 64*7c478bd9Sstevel@tonic-gate if( p2>0 ) ofree(p2); 65*7c478bd9Sstevel@tonic-gate if( p3>0 ) ofree(p3); 66*7c478bd9Sstevel@tonic-gate } 67