xref: /original-bsd/old/tbl/tg.c (revision a95f03a8)
1 /*-
2  * %sccs.include.proprietary.c%
3  */
4 
5 #ifndef lint
6 static char sccsid[] = "@(#)tg.c	4.3 (Berkeley) 04/18/91";
7 #endif /* not lint */
8 
9  /* tg.c: process included text blocks */
10 # include "t..c"
11 gettext(sp, ilin,icol, fn, sz)
12 	char *sp, *fn, *sz;
13 {
14 /* get a section of text */
15 char line[256];
16 int oname;
17 char *vs;
18 if (texname==0) error("Too many text block diversions");
19 if (textflg==0)
20 	{
21 	fprintf(tabout, ".nr %d \\n(.lu\n", SL); /* remember old line length */
22 	textflg=1;
23 	}
24 fprintf(tabout, ".eo\n");
25 fprintf(tabout, ".am %02d\n", icol+80);
26 fprintf(tabout, ".br\n");
27 fprintf(tabout, ".di %c+\n", texname);
28 rstofill();
29 if (fn && *fn) fprintf(tabout, ".nr %d \\n(.f\n.ft %s\n", S1, fn);
30 fprintf(tabout, ".ft \\n(.f\n"); /* protect font */
31 vs = vsize[stynum[ilin]][icol];
32 if ((sz && *sz) || (vs && *vs))
33 	{
34 	fprintf(tabout, ".nr %d \\n(.v\n", S2);
35 	if (vs==0 || *vs==0) vs= "\\n(.s+2";
36 	if (sz && *sz)
37 		fprintf(tabout, ".ps %s\n",sz);
38 	fprintf(tabout, ".vs %s\n",vs);
39 	fprintf(tabout, ".if \\n(%du>\\n(.vu .sp \\n(%du-\\n(.vu\n", S2,S2);
40 	}
41 if (cll[icol][0])
42 	fprintf(tabout, ".ll %sn\n", cll[icol]);
43 else
44 	fprintf(tabout, ".ll \\n(%du*%du/%du\n",SL,ctspan(ilin,icol),ncol+1);
45 fprintf(tabout,".if \\n(.l<\\n(%d .ll \\n(%du\n", icol+CRIGHT, icol+CRIGHT);
46 if (ctype(ilin,icol)=='a')
47 	fprintf(tabout, ".ll -2n\n");
48 fprintf(tabout, ".in 0\n");
49 while (gets1(line))
50 	{
51 	if (line[0]=='T' && line[1]=='}' && line[2]== tab) break;
52 	if (match("T}", line)) break;
53 	fprintf(tabout, "%s\n", line);
54 	}
55 if (fn && *fn) fprintf(tabout, ".ft \\n(%d\n", S1);
56 if (sz && *sz) fprintf(tabout, ".br\n.ps\n.vs\n");
57 fprintf(tabout, ".br\n");
58 fprintf(tabout, ".di\n");
59 fprintf(tabout, ".nr %c| \\n(dn\n", texname);
60 fprintf(tabout, ".nr %c- \\n(dl\n", texname);
61 fprintf(tabout, "..\n");
62 fprintf(tabout, ".ec \\\n");
63 /* copy remainder of line */
64 if (line[2])
65 	tcopy (sp, line+3);
66 else
67 	*sp=0;
68 oname=texname;
69 texname = texstr[++texct];
70 return(oname);
71 }
72 untext()
73 {
74 rstofill();
75 fprintf(tabout, ".nf\n");
76 fprintf(tabout, ".ll \\n(%du\n", SL);
77 }
78