Annotation of mandoc/man_action.c, Revision 1.2
1.2 ! kristaps 1: /* $Id: man_action.c,v 1.1 2009/03/25 15:36:05 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:
30:
31: struct actions {
32: int (*post)(struct man *);
33: };
34:
35:
1.2 ! kristaps 36: static int post_TH(struct man *);
! 37: static time_t man_atotime(const char *);
! 38:
1.1 kristaps 39: const struct actions man_actions[MAN_MAX] = {
40: { NULL }, /* __ */
1.2 ! kristaps 41: { post_TH }, /* TH */
1.1 kristaps 42: { NULL }, /* SH */
43: { NULL }, /* SS */
44: { NULL }, /* TP */
45: { NULL }, /* LP */
46: { NULL }, /* PP */
47: { NULL }, /* P */
48: { NULL }, /* IP */
49: { NULL }, /* HP */
50: { NULL }, /* SM */
51: { NULL }, /* SB */
52: { NULL }, /* BI */
53: { NULL }, /* IB */
54: { NULL }, /* BR */
55: { NULL }, /* RB */
56: { NULL }, /* R */
57: { NULL }, /* B */
58: { NULL }, /* I */
59: { NULL }, /* IR */
60: };
61:
62:
63: int
64: man_action_post(struct man *m)
65: {
66:
67: if (MAN_ACTED & m->last->flags)
68: return(1);
69: m->last->flags |= MAN_ACTED;
70:
71: switch (m->last->type) {
72: case (MAN_TEXT):
73: break;
74: case (MAN_ROOT):
75: break;
76: default:
77: if (NULL == man_actions[m->last->tok].post)
78: break;
79: return((*man_actions[m->last->tok].post)(m));
80: }
81: return(1);
82: }
83:
1.2 ! kristaps 84:
1.1 kristaps 85: static int
1.2 ! kristaps 86: post_TH(struct man *m)
1.1 kristaps 87: {
1.2 ! kristaps 88: struct man_node *n;
! 89: char *ep;
! 90: long lval;
1.1 kristaps 91:
92: if (m->meta.title)
93: free(m->meta.title);
94: if (m->meta.vol)
95: free(m->meta.vol);
1.2 ! kristaps 96: if (m->meta.source)
! 97: free(m->meta.source);
1.1 kristaps 98:
1.2 ! kristaps 99: m->meta.title = m->meta.vol = m->meta.source = NULL;
1.1 kristaps 100: m->meta.msec = 0;
1.2 ! kristaps 101: m->meta.date = 0;
! 102:
! 103: /* ->TITLE<- MSEC DATE SOURCE VOL */
! 104:
! 105: n = m->last->child;
! 106: assert(n);
1.1 kristaps 107:
1.2 ! kristaps 108: if (NULL == (m->meta.title = strdup(n->string)))
! 109: return(man_verr(m, n->line, n->pos, "malloc"));
! 110:
! 111: /* TITLE ->MSEC<- DATE SOURCE VOL */
1.1 kristaps 112:
1.2 ! kristaps 113: n = n->next;
! 114: assert(n);
1.1 kristaps 115:
1.2 ! kristaps 116: errno = 0;
! 117: lval = strtol(n->string, &ep, 10);
! 118: if (n->string[0] != '\0' && *ep == '\0')
! 119: m->meta.msec = (int)lval;
! 120: else if ( ! man_vwarn(m, n->line, n->pos, "invalid section"))
! 121: return(0);
1.1 kristaps 122:
1.2 ! kristaps 123: /* TITLE MSEC ->DATE<- SOURCE VOL */
1.1 kristaps 124:
125: if (NULL == (n = n->next)) {
1.2 ! kristaps 126: m->meta.date = time(NULL);
! 127: return(1);
1.1 kristaps 128: }
129:
1.2 ! kristaps 130: if (0 == (m->meta.date = man_atotime(n->string))) {
! 131: if ( ! man_vwarn(m, n->line, n->pos, "invalid date"))
! 132: return(0);
! 133: m->meta.date = time(NULL);
! 134: }
1.1 kristaps 135:
1.2 ! kristaps 136: /* TITLE MSEC DATE ->SOURCE<- VOL */
1.1 kristaps 137:
1.2 ! kristaps 138: if ((n = n->next))
! 139: if (NULL == (m->meta.source = strdup(n->string)))
! 140: return(man_verr(m, n->line, n->pos, "malloc"));
1.1 kristaps 141:
1.2 ! kristaps 142: /* TITLE MSEC DATE SOURCE ->VOL<- */
1.1 kristaps 143:
1.2 ! kristaps 144: if ((n = n->next))
! 145: if (NULL == (m->meta.vol = strdup(n->string)))
! 146: return(man_verr(m, n->line, n->pos, "malloc"));
1.1 kristaps 147:
148: /*
149: * The end document shouldn't have the prologue macros as part
150: * of the syntax tree (they encompass only meta-data).
151: */
152:
1.2 ! kristaps 153: assert(MAN_ROOT == m->last->parent->type);
! 154: m->last->parent->child = NULL;
! 155: n = m->last;
! 156: m->last = m->last->parent;
! 157: m->next = MAN_NEXT_CHILD;
! 158: assert(m->last == m->first);
! 159:
! 160: man_node_freelist(n);
! 161: return(1);
! 162: }
1.1 kristaps 163:
164:
1.2 ! kristaps 165: static time_t
! 166: man_atotime(const char *p)
! 167: {
! 168: struct tm tm;
! 169: char *pp;
! 170:
! 171: (void)memset(&tm, 0, sizeof(struct tm));
! 172:
! 173: if ((pp = strptime(p, "%b %d %Y", &tm)) && 0 == *pp)
! 174: return(mktime(&tm));
! 175: if ((pp = strptime(p, "%d %b %Y", &tm)) && 0 == *pp)
! 176: return(mktime(&tm));
! 177: if ((pp = strptime(p, "%b %d, %Y", &tm)) && 0 == *pp)
! 178: return(mktime(&tm));
! 179: if ((pp = strptime(p, "%b %Y", &tm)) && 0 == *pp)
! 180: return(mktime(&tm));
1.1 kristaps 181:
1.2 ! kristaps 182: return(0);
1.1 kristaps 183: }
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