1 /* t7.c: control to write table entries */
2 # include "t.h"
3 # define realsplit ((ct=='a'||ct=='n') && table[ldata][c].rcol)
4 
5 void
6 runout(void)
7 {
8 	int	i;
9 
10 	if (boxflg || allflg || dboxflg)
11 		need();
12 	if (ctrflg) {
13 		Bprint(&tabout, ".nr #I \\n(.i\n");
14 		Bprint(&tabout, ".in +(\\n(.lu-\\n(TWu-\\n(.iu)/2u\n");
15 	}
16 	Bprint(&tabout, ".fc %c %c\n", F1, F2);
17 	Bprint(&tabout, ".nr #T 0-1\n");
18 	deftail();
19 	for (i = 0; i < nlin; i++)
20 		putline(i, i);
21 	if (leftover)
22 		yetmore();
23 	Bprint(&tabout, ".fc\n");
24 	Bprint(&tabout, ".nr T. 1\n");
25 	Bprint(&tabout, ".T# 1\n");
26 	if (ctrflg)
27 		Bprint(&tabout, ".in \\n(#Iu\n");
28 }
29 
30 
31 void
32 runtabs(int lform, int ldata)
33 {
34 	int	c, ct, vforml, lf;
35 
36 	Bprint(&tabout, ".ta ");
37 	for (c = 0; c < ncol; c++) {
38 		vforml = lform;
39 		for (lf = prev(lform); lf >= 0 && vspen(table[lf][c].col); lf = prev(lf))
40 			vforml = lf;
41 		if (fspan(vforml, c))
42 			continue;
43 		switch (ct = ctype(vforml, c)) {
44 		case 'n':
45 		case 'a':
46 			if (table[ldata][c].rcol)
47 				if (lused[c]) /*Zero field width*/
48 					Bprint(&tabout, "\\n(%2su ", reg(c, CMID));
49 		case 'c':
50 		case 'l':
51 		case 'r':
52 			if (realsplit ? rused[c] : (used[c] + lused[c]))
53 				Bprint(&tabout, "\\n(%2su ", reg(c, CRIGHT));
54 			continue;
55 		case 's':
56 			if (lspan(lform, c))
57 				Bprint(&tabout, "\\n(%2su ", reg(c, CRIGHT));
58 			continue;
59 		}
60 	}
61 	Bprint(&tabout, "\n");
62 }
63 
64 
65 int
66 ifline(char *s)
67 {
68 	if (!point(s))
69 		return(0);
70 	if (s[0] == '\\')
71 		s++;
72 	if (s[1] )
73 		return(0);
74 	if (s[0] == '_')
75 		return('-');
76 	if (s[0] == '=')
77 		return('=');
78 	return(0);
79 }
80 
81 
82 void
83 need(void)
84 {
85 	int	texlin, horlin, i;
86 
87 	for (texlin = horlin = i = 0; i < nlin; i++) {
88 		if (fullbot[i] != 0)
89 			horlin++;
90 		else if (instead[i] != 0)
91 			continue;
92 		else
93 			texlin++;
94 	}
95 	Bprint(&tabout, ".ne %dv+%dp\n", texlin, 2 * horlin);
96 }
97 
98 
99 void
100 deftail(void)
101 {
102 	int	i, c, lf, lwid;
103 
104 	for (i = 0; i < MAXHEAD; i++)
105 		if (linestop[i])
106 			Bprint(&tabout, ".nr #%c 0-1\n", linestop[i] + 'a' - 1);
107 	Bprint(&tabout, ".nr #a 0-1\n");
108 	Bprint(&tabout, ".eo\n");
109 	Bprint(&tabout, ".de T#\n");
110 	Bprint(&tabout, ".nr 35 1m\n");
111 	Bprint(&tabout, ".ds #d .d\n");
112 	Bprint(&tabout, ".if \\(ts\\n(.z\\(ts\\(ts .ds #d nl\n");
113 	Bprint(&tabout, ".mk ##\n");
114 	Bprint(&tabout, ".nr ## -1v\n");
115 	Bprint(&tabout, ".ls 1\n");
116 	for (i = 0; i < MAXHEAD; i++)
117 		if (linestop[i])
118 			Bprint(&tabout, ".if \\n(#T>=0 .nr #%c \\n(#T\n",
119 			     linestop[i] + 'a' - 1);
120 	if (boxflg || allflg || dboxflg) /* bottom of table line */
121 		if (fullbot[nlin-1] == 0) {
122 			if (!pr1403)
123 				Bprint(&tabout, ".if \\n(T. .vs \\n(.vu-\\n(.sp\n");
124 			Bprint(&tabout, ".if \\n(T. ");
125 			drawline(nlin, 0, ncol, dboxflg ? '=' : '-', 1, 0);
126 			Bprint(&tabout, "\n.if \\n(T. .vs\n");
127 			/* T. is really an argument to a macro but because of
128 		   eqn we don't dare pass it as an argument and reference by $1 */
129 		}
130 	for (c = 0; c < ncol; c++) {
131 		if ((lf = left(nlin - 1, c, &lwid)) >= 0) {
132 			Bprint(&tabout, ".if \\n(#%c>=0 .sp -1\n", linestop[lf] + 'a' - 1);
133 			Bprint(&tabout, ".if \\n(#%c>=0 ", linestop[lf] + 'a' - 1);
134 			tohcol(c);
135 			drawvert(lf, nlin - 1, c, lwid);
136 			Bprint(&tabout, "\\h'|\\n(TWu'\n");
137 		}
138 	}
139 	if (boxflg || allflg || dboxflg) /* right hand line */ {
140 		Bprint(&tabout, ".if \\n(#a>=0 .sp -1\n");
141 		Bprint(&tabout, ".if \\n(#a>=0 \\h'|\\n(TWu'");
142 		drawvert (0, nlin - 1, ncol, dboxflg ? 2 : 1);
143 		Bprint(&tabout, "\n");
144 	}
145 	Bprint(&tabout, ".ls\n");
146 	Bprint(&tabout, "..\n");
147 	Bprint(&tabout, ".ec\n");
148 }