1*779fc935Sceastha /* 2*779fc935Sceastha * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 3*779fc935Sceastha * Use is subject to license terms. 4*779fc935Sceastha */ 5*779fc935Sceastha 67c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 77c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 87c478bd9Sstevel@tonic-gate 97c478bd9Sstevel@tonic-gate /* 107c478bd9Sstevel@tonic-gate * Copyright (c) 1980 Regents of the University of California. 117c478bd9Sstevel@tonic-gate * All rights reserved. The Berkeley software License Agreement 127c478bd9Sstevel@tonic-gate * specifies the terms and conditions for redistribution. 137c478bd9Sstevel@tonic-gate */ 147c478bd9Sstevel@tonic-gate 15*779fc935Sceastha #pragma ident "%Z%%M% %I% %E% SMI" 167c478bd9Sstevel@tonic-gate 177c478bd9Sstevel@tonic-gate #include "e.h" 187c478bd9Sstevel@tonic-gate 19*779fc935Sceastha void 20*779fc935Sceastha lpile(int type, int p1, int p2) 21*779fc935Sceastha { 227c478bd9Sstevel@tonic-gate int bi, hi, i, gap, h, b, nlist, nlist2, mid; 237c478bd9Sstevel@tonic-gate yyval = oalloc(); 247c478bd9Sstevel@tonic-gate #ifndef NEQN 257c478bd9Sstevel@tonic-gate gap = VERT(EM(0.4, ps)); /* 4/10 m between blocks */ 26*779fc935Sceastha #else /* NEQN */ 277c478bd9Sstevel@tonic-gate gap = VERT(1); 28*779fc935Sceastha #endif /* NEQN */ 297c478bd9Sstevel@tonic-gate if (type == '-') gap = 0; 307c478bd9Sstevel@tonic-gate nlist = p2 - p1; 317c478bd9Sstevel@tonic-gate nlist2 = (nlist+1)/2; 327c478bd9Sstevel@tonic-gate mid = p1 + nlist2 -1; 337c478bd9Sstevel@tonic-gate h = 0; 347c478bd9Sstevel@tonic-gate for (i = p1; i < p2; i++) 357c478bd9Sstevel@tonic-gate h += eht[lp[i]]; 367c478bd9Sstevel@tonic-gate eht[yyval] = h + (nlist-1)*gap; 377c478bd9Sstevel@tonic-gate b = 0; 387c478bd9Sstevel@tonic-gate for (i = p2-1; i > mid; i--) 397c478bd9Sstevel@tonic-gate b += eht[lp[i]] + gap; 407c478bd9Sstevel@tonic-gate #ifndef NEQN 41*779fc935Sceastha ebase[yyval] = (nlist%2) ? b + ebase[lp[mid]] 427c478bd9Sstevel@tonic-gate : b - VERT(EM(0.5, ps)) - gap; 43*779fc935Sceastha #else /* NEQN */ 44*779fc935Sceastha ebase[yyval] = (nlist%2) ? b + ebase[lp[mid]] 457c478bd9Sstevel@tonic-gate : b - VERT(1) - gap; 46*779fc935Sceastha #endif /* NEQN */ 477c478bd9Sstevel@tonic-gate if (dbg) { 487c478bd9Sstevel@tonic-gate printf(".\tS%d <- %c pile of:", yyval, type); 497c478bd9Sstevel@tonic-gate for (i = p1; i < p2; i++) 507c478bd9Sstevel@tonic-gate printf(" S%d", lp[i]); 517c478bd9Sstevel@tonic-gate printf(";h=%d b=%d\n", eht[yyval], ebase[yyval]); 527c478bd9Sstevel@tonic-gate } 537c478bd9Sstevel@tonic-gate nrwid(lp[p1], ps, lp[p1]); 547c478bd9Sstevel@tonic-gate printf(".nr %d \\n(%d\n", yyval, lp[p1]); 557c478bd9Sstevel@tonic-gate for (i = p1+1; i < p2; i++) { 567c478bd9Sstevel@tonic-gate nrwid(lp[i], ps, lp[i]); 577c478bd9Sstevel@tonic-gate printf(".if \\n(%d>\\n(%d .nr %d \\n(%d\n", 587c478bd9Sstevel@tonic-gate lp[i], yyval, yyval, lp[i]); 597c478bd9Sstevel@tonic-gate } 607c478bd9Sstevel@tonic-gate printf(".ds %d \\v'%du'\\h'%du*\\n(%du'\\\n", yyval, ebase[yyval], 617c478bd9Sstevel@tonic-gate type == 'R' ? 1 : 0, yyval); 627c478bd9Sstevel@tonic-gate for (i = p2-1; i >= p1; i--) { 637c478bd9Sstevel@tonic-gate hi = eht[lp[i]]; 647c478bd9Sstevel@tonic-gate bi = ebase[lp[i]]; 657c478bd9Sstevel@tonic-gate switch (type) { 667c478bd9Sstevel@tonic-gate 677c478bd9Sstevel@tonic-gate case 'L': 687c478bd9Sstevel@tonic-gate printf("\\v'%du'\\*(%d\\h'-\\n(%du'\\v'0-%du'\\\n", 697c478bd9Sstevel@tonic-gate -bi, lp[i], lp[i], hi-bi+gap); 707c478bd9Sstevel@tonic-gate continue; 717c478bd9Sstevel@tonic-gate case 'R': 727c478bd9Sstevel@tonic-gate printf("\\v'%du'\\h'-\\n(%du'\\*(%d\\v'0-%du'\\\n", 737c478bd9Sstevel@tonic-gate -bi, lp[i], lp[i], hi-bi+gap); 747c478bd9Sstevel@tonic-gate continue; 757c478bd9Sstevel@tonic-gate case 'C': 767c478bd9Sstevel@tonic-gate case '-': 777c478bd9Sstevel@tonic-gate printf("\\v'%du'\\h'\\n(%du-\\n(%du/2u'\\*(%d", 787c478bd9Sstevel@tonic-gate -bi, yyval, lp[i], lp[i]); 797c478bd9Sstevel@tonic-gate printf("\\h'-\\n(%du-\\n(%du/2u'\\v'0-%du'\\\n", 807c478bd9Sstevel@tonic-gate yyval, lp[i], hi-bi+gap); 817c478bd9Sstevel@tonic-gate continue; 827c478bd9Sstevel@tonic-gate } 837c478bd9Sstevel@tonic-gate } 847c478bd9Sstevel@tonic-gate printf("\\v'%du'\\h'%du*\\n(%du'\n", eht[yyval]-ebase[yyval]+gap, 857c478bd9Sstevel@tonic-gate type != 'R' ? 1 : 0, yyval); 867c478bd9Sstevel@tonic-gate for (i = p1; i < p2; i++) 877c478bd9Sstevel@tonic-gate ofree(lp[i]); 887c478bd9Sstevel@tonic-gate lfont[yyval] = rfont[yyval] = 0; 897c478bd9Sstevel@tonic-gate } 90