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 20*0Sstevel@tonic-gate fromto(p1, p2, p3) int p1, p2, p3; { 21*0Sstevel@tonic-gate int b, h1, b1, pss; 22*0Sstevel@tonic-gate yyval = oalloc(); 23*0Sstevel@tonic-gate lfont[yyval] = rfont[yyval] = 0; 24*0Sstevel@tonic-gate h1 = eht[yyval] = eht[p1]; 25*0Sstevel@tonic-gate b1 = ebase[p1]; 26*0Sstevel@tonic-gate b = 0; 27*0Sstevel@tonic-gate pss = EFFPS(ps); 28*0Sstevel@tonic-gate ps += 3; 29*0Sstevel@tonic-gate nrwid(p1, ps, p1); 30*0Sstevel@tonic-gate printf(".nr %d \\n(%d\n", yyval, p1); 31*0Sstevel@tonic-gate if( p2>0 ) { 32*0Sstevel@tonic-gate nrwid(p2, pss, p2); 33*0Sstevel@tonic-gate printf(".if \\n(%d>\\n(%d .nr %d \\n(%d\n", p2, yyval, yyval, p2); 34*0Sstevel@tonic-gate eht[yyval] += eht[p2]; 35*0Sstevel@tonic-gate b = eht[p2]; 36*0Sstevel@tonic-gate } 37*0Sstevel@tonic-gate if( p3>0 ) { 38*0Sstevel@tonic-gate nrwid(p3, pss, p3); 39*0Sstevel@tonic-gate printf(".if \\n(%d>\\n(%d .nr %d \\n(%d\n", p3, yyval, yyval, p3); 40*0Sstevel@tonic-gate eht[yyval] += eht[p3]; 41*0Sstevel@tonic-gate } 42*0Sstevel@tonic-gate printf(".ds %d ", yyval); /* bottom of middle box */ 43*0Sstevel@tonic-gate if( p2>0 ) { 44*0Sstevel@tonic-gate printf("\\v'%du'\\h'\\n(%du-\\n(%du/2u'\\s%d\\*(%d\\s%d", 45*0Sstevel@tonic-gate eht[p2]-ebase[p2]+b1, yyval, p2, pss, p2, EFFPS(ps)); 46*0Sstevel@tonic-gate printf("\\h'-\\n(%du-\\n(%du/2u'\\v'%du'\\\n", 47*0Sstevel@tonic-gate yyval, p2, -(eht[p2]-ebase[p2]+b1)); 48*0Sstevel@tonic-gate } 49*0Sstevel@tonic-gate #ifndef NEQN 50*0Sstevel@tonic-gate printf("\\h'\\n(%du-\\n(%du/2u'\\*(%d\\h'\\n(%du-\\n(%du/2u'\\\n", 51*0Sstevel@tonic-gate #else NEQN 52*0Sstevel@tonic-gate printf("\\h'\\n(%du-\\n(%du/2u'\\*(%d\\h'\\n(%du-\\n(%du+2u/2u'\\\n", 53*0Sstevel@tonic-gate #endif NEQN 54*0Sstevel@tonic-gate yyval, p1, p1, yyval, p1); 55*0Sstevel@tonic-gate if( p3>0 ) { 56*0Sstevel@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*0Sstevel@tonic-gate -(h1-b1+ebase[p3]), yyval, p3, pss, p3, EFFPS(ps), yyval, p3, (h1-b1+ebase[p3])); 58*0Sstevel@tonic-gate } 59*0Sstevel@tonic-gate printf("\n"); 60*0Sstevel@tonic-gate ebase[yyval] = b + b1; 61*0Sstevel@tonic-gate if(dbg)printf(".\tfrom to: S%d <- %d f %d t %d; h=%d b=%d\n", 62*0Sstevel@tonic-gate yyval, p1, p2, p3, eht[yyval], ebase[yyval]); 63*0Sstevel@tonic-gate ofree(p1); 64*0Sstevel@tonic-gate if( p2>0 ) ofree(p2); 65*0Sstevel@tonic-gate if( p3>0 ) ofree(p3); 66*0Sstevel@tonic-gate } 67