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Annotation of 40BSD/cmd/eqn/eqnbox.c, revision 1.1.1.1

1.1       root        1: # include "e.h"
                      2: 
                      3: eqnbox(p1, p2, lu) {
                      4:        int b, h;
                      5:        char *sh;
                      6: 
                      7:        yyval = p1;
                      8:        b = max(ebase[p1], ebase[p2]);
                      9:        eht[yyval] = h = b + max(eht[p1]-ebase[p1], 
                     10:                eht[p2]-ebase[p2]);
                     11:        ebase[yyval] = b;
                     12:        if(dbg)printf(".\te:eb: S%d <- S%d S%d; b=%d, h=%d\n", 
                     13:                yyval, p1, p2, b, h);
                     14:        if (rfont[p1] == ITAL && lfont[p2] == ROM)
                     15:                sh = "\\|";
                     16:        else
                     17:                sh = "";
                     18:        if (lu) {
                     19:                printf(".nr %d \\w'\\s%d\\*(%d%s'\n", p1, ps, p1, sh);
                     20:                printf(".ds %d \\h'|\\n(97u-\\n(%du'\\*(%d\n", p1, p1, p1);
                     21:        }
                     22:        printf(".as %d \"%s\\*(%d\n", yyval, sh, p2);
                     23:        rfont[p1] = rfont[p2];
                     24:        ofree(p2);
                     25: }

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