Annotation of mandoc/man_action.c, Revision 1.6
1.6 ! kristaps 1: /* $Id: man_action.c,v 1.5 2009/03/26 14:38:11 kristaps Exp $ */
1.1 kristaps 2: /*
3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@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
7: * above copyright notice and this permission notice appear in all
8: * copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
11: * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
12: * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
13: * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14: * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
15: * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
16: * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17: * PERFORMANCE OF THIS SOFTWARE.
18: */
19: #include <sys/utsname.h>
20:
21: #include <assert.h>
22: #include <err.h>
23: #include <errno.h>
24: #include <stdio.h>
25: #include <stdlib.h>
26: #include <string.h>
27:
28: #include "libman.h"
29:
1.3 kristaps 30: #ifdef __linux__
31: extern char *strptime(const char *, const char *, struct tm *);
32: #endif
1.1 kristaps 33:
34: struct actions {
35: int (*post)(struct man *);
36: };
37:
38:
1.2 kristaps 39: static int post_TH(struct man *);
1.5 kristaps 40: static time_t man_atotime(const char *);
1.2 kristaps 41:
1.1 kristaps 42: const struct actions man_actions[MAN_MAX] = {
43: { NULL }, /* __ */
1.2 kristaps 44: { post_TH }, /* TH */
1.1 kristaps 45: { NULL }, /* SH */
46: { NULL }, /* SS */
47: { NULL }, /* TP */
48: { NULL }, /* LP */
49: { NULL }, /* PP */
50: { NULL }, /* P */
51: { NULL }, /* IP */
52: { NULL }, /* HP */
53: { NULL }, /* SM */
54: { NULL }, /* SB */
55: { NULL }, /* BI */
56: { NULL }, /* IB */
57: { NULL }, /* BR */
58: { NULL }, /* RB */
59: { NULL }, /* R */
60: { NULL }, /* B */
61: { NULL }, /* I */
62: { NULL }, /* IR */
1.5 kristaps 63: { NULL }, /* RI */
1.6 ! kristaps 64: { NULL }, /* br */
1.1 kristaps 65: };
66:
67:
68: int
69: man_action_post(struct man *m)
70: {
71:
72: if (MAN_ACTED & m->last->flags)
73: return(1);
74: m->last->flags |= MAN_ACTED;
75:
76: switch (m->last->type) {
77: case (MAN_TEXT):
78: break;
79: case (MAN_ROOT):
80: break;
81: default:
82: if (NULL == man_actions[m->last->tok].post)
83: break;
84: return((*man_actions[m->last->tok].post)(m));
85: }
86: return(1);
87: }
88:
1.2 kristaps 89:
1.1 kristaps 90: static int
1.2 kristaps 91: post_TH(struct man *m)
1.1 kristaps 92: {
1.2 kristaps 93: struct man_node *n;
94: char *ep;
95: long lval;
1.1 kristaps 96:
97: if (m->meta.title)
98: free(m->meta.title);
99: if (m->meta.vol)
100: free(m->meta.vol);
1.2 kristaps 101: if (m->meta.source)
102: free(m->meta.source);
1.1 kristaps 103:
1.2 kristaps 104: m->meta.title = m->meta.vol = m->meta.source = NULL;
1.1 kristaps 105: m->meta.msec = 0;
1.2 kristaps 106: m->meta.date = 0;
107:
108: /* ->TITLE<- MSEC DATE SOURCE VOL */
109:
110: n = m->last->child;
111: assert(n);
1.1 kristaps 112:
1.2 kristaps 113: if (NULL == (m->meta.title = strdup(n->string)))
114: return(man_verr(m, n->line, n->pos, "malloc"));
115:
116: /* TITLE ->MSEC<- DATE SOURCE VOL */
1.1 kristaps 117:
1.2 kristaps 118: n = n->next;
119: assert(n);
1.1 kristaps 120:
1.2 kristaps 121: errno = 0;
122: lval = strtol(n->string, &ep, 10);
123: if (n->string[0] != '\0' && *ep == '\0')
124: m->meta.msec = (int)lval;
125: else if ( ! man_vwarn(m, n->line, n->pos, "invalid section"))
126: return(0);
1.1 kristaps 127:
1.2 kristaps 128: /* TITLE MSEC ->DATE<- SOURCE VOL */
1.1 kristaps 129:
1.5 kristaps 130: if (NULL == (n = n->next))
1.2 kristaps 131: m->meta.date = time(NULL);
1.5 kristaps 132: else if (0 == (m->meta.date = man_atotime(n->string))) {
1.2 kristaps 133: if ( ! man_vwarn(m, n->line, n->pos, "invalid date"))
134: return(0);
135: m->meta.date = time(NULL);
136: }
1.1 kristaps 137:
1.2 kristaps 138: /* TITLE MSEC DATE ->SOURCE<- VOL */
1.1 kristaps 139:
1.5 kristaps 140: if (n && (n = n->next))
1.2 kristaps 141: if (NULL == (m->meta.source = strdup(n->string)))
142: return(man_verr(m, n->line, n->pos, "malloc"));
1.1 kristaps 143:
1.2 kristaps 144: /* TITLE MSEC DATE SOURCE ->VOL<- */
1.1 kristaps 145:
1.5 kristaps 146: if (n && (n = n->next))
1.2 kristaps 147: if (NULL == (m->meta.vol = strdup(n->string)))
148: return(man_verr(m, n->line, n->pos, "malloc"));
1.1 kristaps 149:
150: /*
151: * The end document shouldn't have the prologue macros as part
152: * of the syntax tree (they encompass only meta-data).
153: */
154:
1.4 kristaps 155: if (m->last->parent->child == m->last) {
156: assert(MAN_ROOT == m->last->parent->type);
157: m->last->parent->child = NULL;
158: n = m->last;
159: m->last = m->last->parent;
160: m->next = MAN_NEXT_CHILD;
161: assert(m->last == m->first);
162: } else {
163: assert(m->last->prev);
164: m->last->prev->next = NULL;
165: n = m->last;
166: m->last = m->last->prev;
167: m->next = MAN_NEXT_SIBLING;
168: }
1.2 kristaps 169:
170: man_node_freelist(n);
171: return(1);
172: }
1.1 kristaps 173:
174:
1.2 kristaps 175: static time_t
176: man_atotime(const char *p)
177: {
178: struct tm tm;
179: char *pp;
180:
181: (void)memset(&tm, 0, sizeof(struct tm));
182:
183: if ((pp = strptime(p, "%b %d %Y", &tm)) && 0 == *pp)
184: return(mktime(&tm));
185: if ((pp = strptime(p, "%d %b %Y", &tm)) && 0 == *pp)
186: return(mktime(&tm));
187: if ((pp = strptime(p, "%b %d, %Y", &tm)) && 0 == *pp)
188: return(mktime(&tm));
189: if ((pp = strptime(p, "%b %Y", &tm)) && 0 == *pp)
190: return(mktime(&tm));
1.1 kristaps 191:
1.2 kristaps 192: return(0);
1.1 kristaps 193: }
CVSweb