Annotation of mandoc/roff_validate.c, Revision 1.2
1.1 schwarze 1: /* $OpenBSD: roff_html.c,v 1.1 2017/05/04 22:07:44 schwarze Exp $ */
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 */
35: roff_valid_ft, /* ft */
1.2 ! schwarze 36: NULL, /* ll */
1.1 schwarze 37: };
38:
39:
40: void
41: roff_validate(struct roff_man *man)
42: {
43: struct roff_node *n;
44:
45: n = man->last;
46: assert(n->tok < ROFF_MAX);
47: if (roff_valids[n->tok] != NULL)
48: (*roff_valids[n->tok])(man, n);
49: }
50:
51: static void
52: roff_valid_ft(ROFF_VALID_ARGS)
53: {
54: char *cp;
55:
56: if (n->child == NULL) {
57: man->next = ROFF_NEXT_CHILD;
58: roff_word_alloc(man, n->line, n->pos, "P");
59: man->last = n;
60: return;
61: }
62:
63: cp = n->child->string;
64: switch (*cp) {
65: case '1':
66: case '2':
67: case '3':
68: case '4':
69: case 'I':
70: case 'P':
71: case 'R':
72: if (cp[1] == '\0')
73: return;
74: break;
75: case 'B':
76: if (cp[1] == '\0' || (cp[1] == 'I' && cp[2] == '\0'))
77: return;
78: break;
79: case 'C':
80: if (cp[1] == 'W' && cp[2] == '\0')
81: return;
82: break;
83: default:
84: break;
85: }
86:
87: mandoc_vmsg(MANDOCERR_FT_BAD, man->parse,
88: n->line, n->pos, "ft %s", cp);
89: roff_node_delete(man, n);
90: }
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