1 /* $Id: tbl_data.c,v 1.24 2011/03/20 16:02:05 kristaps Exp $ */
2 /*
3 * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4 * Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18 #ifdef HAVE_CONFIG_H
19 #include "config.h"
20 #endif
21
32 static int data(struct tbl_node *, struct tbl_span *,
33 int, const char *, int *);
34 static struct tbl_span *newspan(struct tbl_node *, int,
35 struct tbl_row *);
36
37 static int
38 data(struct tbl_node *tbl, struct tbl_span *dp,
39 int ln, const char *p, int *pos)
40 {
41 struct tbl_dat *dat;
42 struct tbl_cell *cp;
43 int sv, spans;
44
45 cp = NULL;
46 if (dp->last && dp->last->layout)
47 cp = dp->last->layout->next;
48 else if (NULL == dp->last)
49 cp = dp->layout->first;
50
51 /*
52 * Skip over spanners and vertical lines to data formats, since
53 * we want to match data with data layout cells in the header.
54 */
55
56 while (cp && (TBL_CELL_VERT == cp->pos ||
57 TBL_CELL_DVERT == cp->pos ||
58 TBL_CELL_SPAN == cp->pos))
59 cp = cp->next;
60
61 /*
62 * Stop processing when we reach the end of the available layout
63 * cells. This means that we have extra input.
64 */
65
66 if (NULL == cp) {
67 mandoc_msg(MANDOCERR_TBLEXTRADAT,
68 tbl->parse, ln, *pos, NULL);
69 /* Skip to the end... */
70 while (p[*pos])
71 (*pos)++;
72 return(1);
73 }
74
75 dat = mandoc_calloc(1, sizeof(struct tbl_dat));
76 dat->layout = cp;
77 dat->pos = TBL_DATA_NONE;
78
87 dat->spans = spans;
88
89 if (dp->last) {
90 dp->last->next = dat;
91 dp->last = dat;
92 } else
93 dp->last = dp->first = dat;
94
95 sv = *pos;
96 while (p[*pos] && p[*pos] != tbl->opts.tab)
97 (*pos)++;
98
99 /*
100 * Check for a continued-data scope opening. This consists of a
101 * trailing `T{' at the end of the line. Subsequent lines,
102 * until a standalone `T}', are included in our cell.
103 */
104
105 if (*pos - sv == 2 && 'T' == p[sv] && '{' == p[sv + 1]) {
106 tbl->part = TBL_PART_CDATA;
107 return(0);
108 }
109
110 assert(*pos - sv >= 0);
111
112 dat->string = mandoc_malloc((size_t)(*pos - sv + 1));
113 memcpy(dat->string, &p[sv], (size_t)(*pos - sv));
114 dat->string[*pos - sv] = '\0';
115
116 if (p[*pos])
117 (*pos)++;
118
119 if ( ! strcmp(dat->string, "_"))
120 dat->pos = TBL_DATA_HORIZ;
121 else if ( ! strcmp(dat->string, "="))
122 dat->pos = TBL_DATA_DHORIZ;
123 else if ( ! strcmp(dat->string, "\\_"))
124 dat->pos = TBL_DATA_NHORIZ;
125 else if ( ! strcmp(dat->string, "\\="))
126 dat->pos = TBL_DATA_NDHORIZ;
127 else
170 dat->string = mandoc_realloc(dat->string, sz);
171 strlcat(dat->string, " ", sz);
172 strlcat(dat->string, p, sz);
173 } else
174 dat->string = mandoc_strdup(p);
175
176 if (TBL_CELL_DOWN == dat->layout->pos)
177 mandoc_msg(MANDOCERR_TBLIGNDATA,
178 tbl->parse, ln, pos, NULL);
179
180 return(0);
181 }
182
183 static struct tbl_span *
184 newspan(struct tbl_node *tbl, int line, struct tbl_row *rp)
185 {
186 struct tbl_span *dp;
187
188 dp = mandoc_calloc(1, sizeof(struct tbl_span));
189 dp->line = line;
190 dp->tbl = &tbl->opts;
191 dp->layout = rp;
192 dp->head = tbl->first_head;
193
194 if (tbl->last_span) {
195 tbl->last_span->next = dp;
196 tbl->last_span = dp;
197 } else {
198 tbl->last_span = tbl->first_span = dp;
199 tbl->current_span = NULL;
200 dp->flags |= TBL_SPAN_FIRST;
201 }
202
203 return(dp);
204 }
205
206 int
207 tbl_data(struct tbl_node *tbl, int ln, const char *p)
208 {
209 struct tbl_span *dp;
210 struct tbl_row *rp;
|
1 /* $Id: tbl_data.c,v 1.27 2013/06/01 04:56:50 schwarze Exp $ */
2 /*
3 * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4 * Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18 #ifdef HAVE_CONFIG_H
19 #include "config.h"
20 #endif
21
32 static int data(struct tbl_node *, struct tbl_span *,
33 int, const char *, int *);
34 static struct tbl_span *newspan(struct tbl_node *, int,
35 struct tbl_row *);
36
37 static int
38 data(struct tbl_node *tbl, struct tbl_span *dp,
39 int ln, const char *p, int *pos)
40 {
41 struct tbl_dat *dat;
42 struct tbl_cell *cp;
43 int sv, spans;
44
45 cp = NULL;
46 if (dp->last && dp->last->layout)
47 cp = dp->last->layout->next;
48 else if (NULL == dp->last)
49 cp = dp->layout->first;
50
51 /*
52 * Skip over spanners, since
53 * we want to match data with data layout cells in the header.
54 */
55
56 while (cp && TBL_CELL_SPAN == cp->pos)
57 cp = cp->next;
58
59 /*
60 * Stop processing when we reach the end of the available layout
61 * cells. This means that we have extra input.
62 */
63
64 if (NULL == cp) {
65 mandoc_msg(MANDOCERR_TBLEXTRADAT,
66 tbl->parse, ln, *pos, NULL);
67 /* Skip to the end... */
68 while (p[*pos])
69 (*pos)++;
70 return(1);
71 }
72
73 dat = mandoc_calloc(1, sizeof(struct tbl_dat));
74 dat->layout = cp;
75 dat->pos = TBL_DATA_NONE;
76
85 dat->spans = spans;
86
87 if (dp->last) {
88 dp->last->next = dat;
89 dp->last = dat;
90 } else
91 dp->last = dp->first = dat;
92
93 sv = *pos;
94 while (p[*pos] && p[*pos] != tbl->opts.tab)
95 (*pos)++;
96
97 /*
98 * Check for a continued-data scope opening. This consists of a
99 * trailing `T{' at the end of the line. Subsequent lines,
100 * until a standalone `T}', are included in our cell.
101 */
102
103 if (*pos - sv == 2 && 'T' == p[sv] && '{' == p[sv + 1]) {
104 tbl->part = TBL_PART_CDATA;
105 return(1);
106 }
107
108 assert(*pos - sv >= 0);
109
110 dat->string = mandoc_malloc((size_t)(*pos - sv + 1));
111 memcpy(dat->string, &p[sv], (size_t)(*pos - sv));
112 dat->string[*pos - sv] = '\0';
113
114 if (p[*pos])
115 (*pos)++;
116
117 if ( ! strcmp(dat->string, "_"))
118 dat->pos = TBL_DATA_HORIZ;
119 else if ( ! strcmp(dat->string, "="))
120 dat->pos = TBL_DATA_DHORIZ;
121 else if ( ! strcmp(dat->string, "\\_"))
122 dat->pos = TBL_DATA_NHORIZ;
123 else if ( ! strcmp(dat->string, "\\="))
124 dat->pos = TBL_DATA_NDHORIZ;
125 else
168 dat->string = mandoc_realloc(dat->string, sz);
169 strlcat(dat->string, " ", sz);
170 strlcat(dat->string, p, sz);
171 } else
172 dat->string = mandoc_strdup(p);
173
174 if (TBL_CELL_DOWN == dat->layout->pos)
175 mandoc_msg(MANDOCERR_TBLIGNDATA,
176 tbl->parse, ln, pos, NULL);
177
178 return(0);
179 }
180
181 static struct tbl_span *
182 newspan(struct tbl_node *tbl, int line, struct tbl_row *rp)
183 {
184 struct tbl_span *dp;
185
186 dp = mandoc_calloc(1, sizeof(struct tbl_span));
187 dp->line = line;
188 dp->opts = &tbl->opts;
189 dp->layout = rp;
190 dp->head = tbl->first_head;
191
192 if (tbl->last_span) {
193 tbl->last_span->next = dp;
194 tbl->last_span = dp;
195 } else {
196 tbl->last_span = tbl->first_span = dp;
197 tbl->current_span = NULL;
198 dp->flags |= TBL_SPAN_FIRST;
199 }
200
201 return(dp);
202 }
203
204 int
205 tbl_data(struct tbl_node *tbl, int ln, const char *p)
206 {
207 struct tbl_span *dp;
208 struct tbl_row *rp;
|