Annotation of mandoc/roff_validate.c, Revision 1.7
1.7 ! schwarze 1: /* $Id: roff_validate.c,v 1.6 2017/06/04 22:44:15 schwarze Exp $ */
1.1 schwarze 2: /*
3: * Copyright (c) 2010, 2017 Ingo Schwarze <schwarze@openbsd.org>
4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
17: #include <sys/types.h>
18:
19: #include <assert.h>
20: #include <stddef.h>
21:
22: #include "mandoc.h"
23: #include "roff.h"
24: #include "libmandoc.h"
25: #include "roff_int.h"
26:
27: #define ROFF_VALID_ARGS struct roff_man *man, struct roff_node *n
28:
29: typedef void (*roff_valid_fp)(ROFF_VALID_ARGS);
30:
31: static void roff_valid_ft(ROFF_VALID_ARGS);
32:
33: static const roff_valid_fp roff_valids[ROFF_MAX] = {
34: NULL, /* br */
1.7 ! schwarze 35: NULL, /* ce */
1.1 schwarze 36: roff_valid_ft, /* ft */
1.2 schwarze 37: NULL, /* ll */
1.6 schwarze 38: NULL, /* mc */
1.3 schwarze 39: NULL, /* sp */
1.4 schwarze 40: NULL, /* ta */
1.5 schwarze 41: NULL, /* ti */
1.1 schwarze 42: };
43:
44:
45: void
46: roff_validate(struct roff_man *man)
47: {
48: struct roff_node *n;
49:
50: n = man->last;
51: assert(n->tok < ROFF_MAX);
52: if (roff_valids[n->tok] != NULL)
53: (*roff_valids[n->tok])(man, n);
54: }
55:
56: static void
57: roff_valid_ft(ROFF_VALID_ARGS)
58: {
59: char *cp;
60:
61: if (n->child == NULL) {
62: man->next = ROFF_NEXT_CHILD;
63: roff_word_alloc(man, n->line, n->pos, "P");
64: man->last = n;
65: return;
66: }
67:
68: cp = n->child->string;
69: switch (*cp) {
70: case '1':
71: case '2':
72: case '3':
73: case '4':
74: case 'I':
75: case 'P':
76: case 'R':
77: if (cp[1] == '\0')
78: return;
79: break;
80: case 'B':
81: if (cp[1] == '\0' || (cp[1] == 'I' && cp[2] == '\0'))
82: return;
83: break;
84: case 'C':
85: if (cp[1] == 'W' && cp[2] == '\0')
86: return;
87: break;
88: default:
89: break;
90: }
91:
92: mandoc_vmsg(MANDOCERR_FT_BAD, man->parse,
93: n->line, n->pos, "ft %s", cp);
94: roff_node_delete(man, n);
95: }
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