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/* tg.c: process included text blocks */
# include "t.h"
int
gettext(char *sp, int ilin, int icol, char *fn, char *sz)
{
/* get a section of text */
char line[4096];
int oname, startline;
char *vs;
startline = iline;
if (texname == 0)
error("Too many text block diversions");
if (textflg == 0) {
Bprint(&tabout, ".nr %d \\n(.lu\n", SL); /* remember old line length */
textflg = 1;
}
Bprint(&tabout, ".eo\n");
Bprint(&tabout, ".am %s\n", reg(icol, CRIGHT));
Bprint(&tabout, ".br\n");
Bprint(&tabout, ".di %c+\n", texname);
rstofill();
if (fn && *fn)
Bprint(&tabout, ".nr %d \\n(.f\n.ft %s\n", S1, fn);
Bprint(&tabout, ".ft \\n(.f\n"); /* protect font */
vs = vsize[icol][stynum[ilin]];
if ((sz && *sz) || (vs && *vs)) {
Bprint(&tabout, ".nr %d \\n(.v\n", S9);
if (vs == 0 || *vs == 0)
vs = "\\n(.s+2";
if (sz && *sz)
Bprint(&tabout, ".ps %s\n", sz);
Bprint(&tabout, ".vs %s\n", vs);
Bprint(&tabout, ".if \\n(%du>\\n(.vu .sp \\n(%du-\\n(.vu\n", S9, S9);
}
if (cll[icol][0])
Bprint(&tabout, ".ll %sn\n", cll[icol]);
else
Bprint(&tabout, ".ll \\n(%du*%du/%du\n", SL, ctspan(ilin, icol), ncol + 1);
Bprint(&tabout, ".if \\n(.l<\\n(%2s .ll \\n(%2su\n", reg(icol, CRIGHT),
reg(icol, CRIGHT));
if (ctype(ilin, icol) == 'a')
Bprint(&tabout, ".ll -2n\n");
Bprint(&tabout, ".in 0\n");
for (;;) {
if (gets1(line, sizeof(line)) == nil) {
iline = startline;
error("missing closing T}");
}
if (line[0] == 'T' && line[1] == '}' && line[2] == tab)
break;
if (match("T}", line))
break;
Bprint(&tabout, "%s\n", line);
}
if (fn && *fn)
Bprint(&tabout, ".ft \\n(%d\n", S1);
if (sz && *sz)
Bprint(&tabout, ".br\n.ps\n.vs\n");
Bprint(&tabout, ".br\n");
Bprint(&tabout, ".di\n");
Bprint(&tabout, ".nr %c| \\n(dn\n", texname);
Bprint(&tabout, ".nr %c- \\n(dl\n", texname);
Bprint(&tabout, "..\n");
Bprint(&tabout, ".ec \\\n");
/* copy remainder of line */
if (line[2])
tcopy (sp, line + 3);
else
*sp = 0;
oname = texname;
texname = texstr[++texct];
return(oname);
}
void
untext(void)
{
rstofill();
Bprint(&tabout, ".nf\n");
Bprint(&tabout, ".ll \\n(%du\n", SL);
}
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