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1.1 ! root 1: #ifndef lint ! 2: static char sccsid[] = "@(#)pile.c 4.3 8/11/83"; ! 3: #endif ! 4: ! 5: # include "e.h" ! 6: ! 7: lpile(type, p1, p2) int type, p1, p2; { ! 8: int bi, hi, i, gap, h, b, nlist, nlist2, mid; ! 9: yyval = oalloc(); ! 10: #ifndef NEQN ! 11: gap = VERT( (ps*6*4)/10 ); /* 4/10 m between blocks */ ! 12: #else NEQN ! 13: gap = VERT(1); ! 14: #endif NEQN ! 15: if( type=='-' ) gap = 0; ! 16: nlist = p2 - p1; ! 17: nlist2 = (nlist+1)/2; ! 18: mid = p1 + nlist2 -1; ! 19: h = 0; ! 20: for( i=p1; i<p2; i++ ) ! 21: h += eht[lp[i]]; ! 22: eht[yyval] = h + (nlist-1)*gap; ! 23: b = 0; ! 24: for( i=p2-1; i>mid; i-- ) ! 25: b += eht[lp[i]] + gap; ! 26: ebase[yyval] = (nlist%2) ? b + ebase[lp[mid]] ! 27: #ifndef NEQN ! 28: : b - VERT( (ps*6*5)/10 ) - gap; ! 29: #else NEQN ! 30: : b - VERT(1) - gap; ! 31: #endif NEQN ! 32: if(dbg) { ! 33: printf(".\tS%d <- %c pile of:", yyval, type); ! 34: for( i=p1; i<p2; i++) ! 35: printf(" S%d", lp[i]); ! 36: printf(";h=%d b=%d\n", eht[yyval], ebase[yyval]); ! 37: } ! 38: nrwid(lp[p1], ps, lp[p1]); ! 39: printf(".nr %d \\n(%d\n", yyval, lp[p1]); ! 40: for( i = p1+1; i<p2; i++ ) { ! 41: nrwid(lp[i], ps, lp[i]); ! 42: printf(".if \\n(%d>\\n(%d .nr %d \\n(%d\n", ! 43: lp[i], yyval, yyval, lp[i]); ! 44: } ! 45: printf(".ds %d \\v'%du'\\h'%du*\\n(%du'\\\n", yyval, ebase[yyval], ! 46: type=='R' ? 1 : 0, yyval); ! 47: for(i = p2-1; i >=p1; i--) { ! 48: hi = eht[lp[i]]; ! 49: bi = ebase[lp[i]]; ! 50: switch(type) { ! 51: ! 52: case 'L': ! 53: printf("\\v'%du'\\*(%d\\h'-\\n(%du'\\v'0-%du'\\\n", ! 54: -bi, lp[i], lp[i], hi-bi+gap); ! 55: continue; ! 56: case 'R': ! 57: printf("\\v'%du'\\h'-\\n(%du'\\*(%d\\v'0-%du'\\\n", ! 58: -bi, lp[i], lp[i], hi-bi+gap); ! 59: continue; ! 60: case 'C': ! 61: case '-': ! 62: printf("\\v'%du'\\h'\\n(%du-\\n(%du/2u'\\*(%d", ! 63: -bi, yyval, lp[i], lp[i]); ! 64: printf("\\h'-\\n(%du-\\n(%du/2u'\\v'0-%du'\\\n", ! 65: yyval, lp[i], hi-bi+gap); ! 66: continue; ! 67: } ! 68: } ! 69: printf("\\v'%du'\\h'%du*\\n(%du'\n", eht[yyval]-ebase[yyval]+gap, ! 70: type!='R' ? 1 : 0, yyval); ! 71: for( i=p1; i<p2; i++ ) ! 72: ofree(lp[i]); ! 73: lfont[yyval] = rfont[yyval] = 0; ! 74: }
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