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Annotation of 42BSD/usr.bin/eqn/size.c, revision 1.1

1.1     ! root        1: #ifndef lint
        !             2: static char sccsid[] = "@(#)size.c     4.2 8/11/83";
        !             3: #endif
        !             4: 
        !             5: # include "e.h"
        !             6: 
        !             7: setsize(p)     /* set size as found in p */
        !             8: char *p;
        !             9: {
        !            10:        if (*p == '+')
        !            11:                ps += atoi(p+1);
        !            12:        else if (*p == '-')
        !            13:                ps -= atoi(p+1);
        !            14:        else
        !            15:                ps = atoi(p);
        !            16:        if(dbg)printf(".\tsetsize %s; ps = %d\n", p, ps);
        !            17: }
        !            18: 
        !            19: size(p1, p2) int p1, p2; {
        !            20:                /* old size in p1, new in ps */
        !            21:        int effps, effp1;
        !            22: 
        !            23:        yyval = p2;
        !            24:        if(dbg)printf(".\tb:sb: S%d <- \\s%d S%d \\s%d; b=%d, h=%d\n", 
        !            25:                yyval, ps, p2, p1, ebase[yyval], eht[yyval]);
        !            26:        effps = EFFPS(ps);
        !            27:        effp1 = EFFPS(p1);
        !            28:        printf(".ds %d \\s%d\\*(%d\\s%d\n", 
        !            29:                yyval, effps, p2, effp1);
        !            30:        ps = p1;
        !            31: }
        !            32: 
        !            33: globsize() {
        !            34:        char temp[20];
        !            35: 
        !            36:        getstr(temp, 20);
        !            37:        if (temp[0] == '+')
        !            38:                gsize += atoi(temp+1);
        !            39:        else if (temp[0] == '-')
        !            40:                gsize -= atoi(temp+1);
        !            41:        else
        !            42:                gsize = atoi(temp);
        !            43:        yyval = eqnreg = 0;
        !            44:        setps(gsize);
        !            45:        ps = gsize;
        !            46:        if (gsize >= 12)        /* sub and sup size change */
        !            47:                deltaps = gsize / 4;
        !            48:        else
        !            49:                deltaps = gsize / 3;
        !            50: }

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