cmd/tbl/t3.c

/*
 * Copyright 1991 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*  Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/*    All Rights Reserved   */

/*
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved. The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

 /* t3.c: interpret commands affecting whole table */
# include "t..c"
#include <string.h>

struct optstr {char *optnam; int *optadd;} options [] = {
    "expand", &expflg,
    "EXPAND", &expflg,
    "center", &ctrflg,
    "CENTER", &ctrflg,
    "box", &boxflg,
    "BOX", &boxflg,
    "allbox", &allflg,
    "ALLBOX", &allflg,
    "doublebox", &dboxflg,
    "DOUBLEBOX", &dboxflg,
    "frame", &boxflg,
    "FRAME", &boxflg,
    "doubleframe", &dboxflg,
    "DOUBLEFRAME", &dboxflg,
    "tab", &tab,
    "TAB", &tab,
    "linesize", &linsize,
    "LINESIZE", &linsize,
    "delim", &delim1,
    "DELIM", &delim1,
    0,0};

void    backrest(char *);

void
getcomm(void)
{
char line[200], *cp, nb[25], *t;
struct optstr *lp;
int c, ci, found;
for(lp= options; lp->optnam; lp++)
    *(lp->optadd) = 0;
texname = texstr[texct=0];
tab = '\t';
printf(".nr %d \\n(.s\n", LSIZE);
gets1(line, sizeof line);
/* see if this is a command line */
if (strchr(line,';') == NULL)
    {
    backrest(line);
    return;
    }
for(cp=line; (c = *cp) != ';'; cp++)
    {
    if (!letter(c)) continue;
    found=0;
    for(lp= options; lp->optadd; lp++)
        {
        if (prefix(lp->optnam, cp))
            {
            *(lp->optadd) = 1;
            cp += strlen(lp->optnam);
            if (letter(*cp))
                error(gettext("Misspelled global option"));
            while (*cp==' ')cp++;
            t=nb;
            if ( *cp == '(')
                while ((ci= *++cp) != ')')
                    *t++ = ci;
            else cp--;
            *t++ = 0; *t=0;
            if (lp->optadd == &tab)
                {
                if (nb[0])
                    *(lp->optadd) = nb[0];
                }
            if (lp->optadd == &linsize)
                printf(".nr %d %s\n", LSIZE, nb);
            if (lp->optadd == &delim1)
                {
                delim1 = nb[0];
                delim2 = nb[1];
                }
            found=1;
            break;
            }
        }
    if (!found)
        error(gettext("Illegal option"));
    }
cp++;
backrest(cp);
return;
}

void
backrest(char *cp)
{
char *s;
for(s=cp; *s; s++);
un1getc('\n');
while (s>cp)
    un1getc(*--s);
return;
}