Annotation of mandoc/man_action.c, Revision 1.15
1.15 ! kristaps 1: /* $Id: man_action.c,v 1.14 2009/07/24 20:22:24 kristaps Exp $ */
1.1 kristaps 2: /*
1.11 kristaps 3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
1.1 kristaps 4: *
5: * Permission to use, copy, modify, and distribute this software for any
1.10 kristaps 6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 8: *
1.10 kristaps 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.
1.1 kristaps 16: */
17: #include <sys/utsname.h>
18:
19: #include <assert.h>
20: #include <errno.h>
21: #include <stdlib.h>
22: #include <string.h>
23:
24: #include "libman.h"
25:
1.3 kristaps 26: #ifdef __linux__
27: extern char *strptime(const char *, const char *, struct tm *);
28: #endif
1.1 kristaps 29:
30: struct actions {
31: int (*post)(struct man *);
32: };
33:
34:
1.2 kristaps 35: static int post_TH(struct man *);
1.5 kristaps 36: static time_t man_atotime(const char *);
1.2 kristaps 37:
1.1 kristaps 38: const struct actions man_actions[MAN_MAX] = {
1.12 kristaps 39: { NULL }, /* br */
1.2 kristaps 40: { post_TH }, /* TH */
1.1 kristaps 41: { NULL }, /* SH */
42: { NULL }, /* SS */
43: { NULL }, /* TP */
44: { NULL }, /* LP */
45: { NULL }, /* PP */
46: { NULL }, /* P */
47: { NULL }, /* IP */
48: { NULL }, /* HP */
49: { NULL }, /* SM */
50: { NULL }, /* SB */
51: { NULL }, /* BI */
52: { NULL }, /* IB */
53: { NULL }, /* BR */
54: { NULL }, /* RB */
55: { NULL }, /* R */
56: { NULL }, /* B */
57: { NULL }, /* I */
58: { NULL }, /* IR */
1.5 kristaps 59: { NULL }, /* RI */
1.8 kristaps 60: { NULL }, /* na */
1.9 kristaps 61: { NULL }, /* i */
1.14 kristaps 62: { NULL }, /* sp */
1.15 ! kristaps 63: { NULL }, /* nf */
! 64: { NULL }, /* fi */
! 65: { NULL }, /* r*/
1.1 kristaps 66: };
67:
68:
69: int
70: man_action_post(struct man *m)
71: {
72:
73: if (MAN_ACTED & m->last->flags)
74: return(1);
75: m->last->flags |= MAN_ACTED;
76:
77: switch (m->last->type) {
78: case (MAN_TEXT):
79: break;
80: case (MAN_ROOT):
81: break;
82: default:
83: if (NULL == man_actions[m->last->tok].post)
84: break;
85: return((*man_actions[m->last->tok].post)(m));
86: }
87: return(1);
88: }
89:
1.2 kristaps 90:
1.1 kristaps 91: static int
1.2 kristaps 92: post_TH(struct man *m)
1.1 kristaps 93: {
1.2 kristaps 94: struct man_node *n;
95: char *ep;
96: long lval;
1.1 kristaps 97:
98: if (m->meta.title)
99: free(m->meta.title);
100: if (m->meta.vol)
101: free(m->meta.vol);
1.2 kristaps 102: if (m->meta.source)
103: free(m->meta.source);
1.1 kristaps 104:
1.2 kristaps 105: m->meta.title = m->meta.vol = m->meta.source = NULL;
1.1 kristaps 106: m->meta.msec = 0;
1.2 kristaps 107: m->meta.date = 0;
108:
109: /* ->TITLE<- MSEC DATE SOURCE VOL */
110:
111: n = m->last->child;
112: assert(n);
1.1 kristaps 113:
1.2 kristaps 114: if (NULL == (m->meta.title = strdup(n->string)))
1.13 kristaps 115: return(man_nerr(m, n, WNMEM));
1.2 kristaps 116:
117: /* TITLE ->MSEC<- DATE SOURCE VOL */
1.1 kristaps 118:
1.2 kristaps 119: n = n->next;
120: assert(n);
1.1 kristaps 121:
1.2 kristaps 122: errno = 0;
123: lval = strtol(n->string, &ep, 10);
124: if (n->string[0] != '\0' && *ep == '\0')
125: m->meta.msec = (int)lval;
1.13 kristaps 126: else if ( ! man_nwarn(m, n, WMSEC))
1.2 kristaps 127: return(0);
1.1 kristaps 128:
1.2 kristaps 129: /* TITLE MSEC ->DATE<- SOURCE VOL */
1.1 kristaps 130:
1.5 kristaps 131: if (NULL == (n = n->next))
1.2 kristaps 132: m->meta.date = time(NULL);
1.5 kristaps 133: else if (0 == (m->meta.date = man_atotime(n->string))) {
1.13 kristaps 134: if ( ! man_nwarn(m, n, WDATE))
1.2 kristaps 135: return(0);
136: m->meta.date = time(NULL);
137: }
1.1 kristaps 138:
1.2 kristaps 139: /* TITLE MSEC DATE ->SOURCE<- VOL */
1.1 kristaps 140:
1.5 kristaps 141: if (n && (n = n->next))
1.2 kristaps 142: if (NULL == (m->meta.source = strdup(n->string)))
1.13 kristaps 143: return(man_nerr(m, n, WNMEM));
1.1 kristaps 144:
1.2 kristaps 145: /* TITLE MSEC DATE SOURCE ->VOL<- */
1.1 kristaps 146:
1.5 kristaps 147: if (n && (n = n->next))
1.2 kristaps 148: if (NULL == (m->meta.vol = strdup(n->string)))
1.13 kristaps 149: return(man_nerr(m, n, WNMEM));
1.1 kristaps 150:
151: /*
152: * The end document shouldn't have the prologue macros as part
153: * of the syntax tree (they encompass only meta-data).
154: */
155:
1.4 kristaps 156: if (m->last->parent->child == m->last) {
157: m->last->parent->child = NULL;
158: n = m->last;
159: m->last = m->last->parent;
160: m->next = MAN_NEXT_CHILD;
161: } else {
162: assert(m->last->prev);
163: m->last->prev->next = NULL;
164: n = m->last;
165: m->last = m->last->prev;
166: m->next = MAN_NEXT_SIBLING;
167: }
1.2 kristaps 168:
169: man_node_freelist(n);
170: return(1);
171: }
1.1 kristaps 172:
173:
1.2 kristaps 174: static time_t
175: man_atotime(const char *p)
176: {
177: struct tm tm;
178: char *pp;
179:
1.13 kristaps 180: bzero(&tm, sizeof(struct tm));
1.2 kristaps 181:
182: if ((pp = strptime(p, "%b %d %Y", &tm)) && 0 == *pp)
183: return(mktime(&tm));
184: if ((pp = strptime(p, "%d %b %Y", &tm)) && 0 == *pp)
185: return(mktime(&tm));
186: if ((pp = strptime(p, "%b %d, %Y", &tm)) && 0 == *pp)
187: return(mktime(&tm));
188: if ((pp = strptime(p, "%b %Y", &tm)) && 0 == *pp)
189: return(mktime(&tm));
1.1 kristaps 190:
1.2 kristaps 191: return(0);
1.1 kristaps 192: }
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