# 2.11BSD#431 - /usr/src/usr.bin/eqn/over.c

##### Functions

    boverb            X

       1: #ifndef lint
       2: static char sccsid[] = "@(#)over.c	4.3 8/11/83";
       3: #endif
       4:
       5: # include "e.h"
       6:
       7: boverb(p1, p2) int p1, p2; {
       8:     int h, b, treg, d;
       9:
      10:     treg = oalloc();
      11:     yyval = p1;
      12: #ifndef NEQN
      13:     d = VERT((ps*6*3) / 10);    /* 0.3m */
      14:     h = eht[p1] + eht[p2] + d;
      15: #else NEQN
      16:     d = VERT(1);
      17:     h = eht[p1] + eht[p2];
      18: #endif NEQN
      19:     b = eht[p2] - d;
      20:     if(dbg)printf(".\tb:bob: S%d <- S%d over S%d; b=%d, h=%d\n",
      21:         yyval, p1, p2, b, h);
      22:     nrwid(p1, ps, p1);
      23:     nrwid(p2, ps, p2);
      24:     printf(".nr %d \\n(%d\n", treg, p1);
      25:     printf(".if \\n(%d>\\n(%d .nr %d \\n(%d\n", p2, treg, treg, p2);
      26: #ifndef NEQN
      27:     printf(".nr %d \\n(%d+\\s%d.5m\\s0\n", treg, treg, EFFPS(ps));
      28: #endif NEQN
      29:     printf(".ds %d \\v'%du'\\h'\\n(%du-\\n(%du/2u'\\*(%d\\\n",
      30:         yyval, eht[p2]-ebase[p2]-d, treg, p2, p2);
      31:     printf("\\h'-\\n(%du-\\n(%du/2u'\\v'%du'\\*(%d\\\n",
      32: #ifndef NEQN
      33:         p2, p1, -(eht[p2]-ebase[p2]+d+ebase[p1]), p1);
      34:     printf("\\h'-\\n(%du-\\n(%du/2u+.1m'\\v'%du'\\l'\\n(%du-.2m'\\h'.1m'\\v'%du'\n",
      35:          treg, p1, ebase[p1]+d, treg, d);
      36: #else NEQN
      37:         p2, p1, -eht[p2]+ebase[p2]-ebase[p1], p1);
      38:     printf("\\h'-\\n(%du-\\n(%du-2u/2u'\\v'%du'\\l'\\n(%du'\\v'%du'\n",
      39:          treg, p1, ebase[p1], treg, d);
      40: #endif NEQN
      41:     ebase[yyval] = b;
      42:     eht[yyval] = h;
      43:     lfont[yyval] = rfont[yyval] = 0;
      44:     ofree(p2);
      45:     ofree(treg);
      46: }

#### Defined functions

boverb defined in line 7; used 1 times

- in /usr/src/usr.bin/eqn/e.y line 61

#### Defined variables

sccsid defined in line 2; never used

Last modified: 1987-02-17 Generated: 2016-12-26 | Generated by src2html V0.67 page hit count: 900 |