Annotation of mandoc/man_action.c, Revision 1.17
1.17 ! kristaps 1: /* $Id: man_action.c,v 1.16 2009/08/19 09:14:50 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 */
1.16 kristaps 65: { NULL }, /* r */
66: { NULL }, /* RE */
67: { NULL }, /* RS */
1.17 ! kristaps 68: { NULL }, /* DT */
1.1 kristaps 69: };
70:
71:
72: int
73: man_action_post(struct man *m)
74: {
75:
76: if (MAN_ACTED & m->last->flags)
77: return(1);
78: m->last->flags |= MAN_ACTED;
79:
80: switch (m->last->type) {
81: case (MAN_TEXT):
82: break;
83: case (MAN_ROOT):
84: break;
85: default:
86: if (NULL == man_actions[m->last->tok].post)
87: break;
88: return((*man_actions[m->last->tok].post)(m));
89: }
90: return(1);
91: }
92:
1.2 kristaps 93:
1.1 kristaps 94: static int
1.2 kristaps 95: post_TH(struct man *m)
1.1 kristaps 96: {
1.2 kristaps 97: struct man_node *n;
98: char *ep;
99: long lval;
1.1 kristaps 100:
101: if (m->meta.title)
102: free(m->meta.title);
103: if (m->meta.vol)
104: free(m->meta.vol);
1.2 kristaps 105: if (m->meta.source)
106: free(m->meta.source);
1.1 kristaps 107:
1.2 kristaps 108: m->meta.title = m->meta.vol = m->meta.source = NULL;
1.1 kristaps 109: m->meta.msec = 0;
1.2 kristaps 110: m->meta.date = 0;
111:
112: /* ->TITLE<- MSEC DATE SOURCE VOL */
113:
114: n = m->last->child;
115: assert(n);
1.1 kristaps 116:
1.2 kristaps 117: if (NULL == (m->meta.title = strdup(n->string)))
1.13 kristaps 118: return(man_nerr(m, n, WNMEM));
1.2 kristaps 119:
120: /* TITLE ->MSEC<- DATE SOURCE VOL */
1.1 kristaps 121:
1.2 kristaps 122: n = n->next;
123: assert(n);
1.1 kristaps 124:
1.2 kristaps 125: errno = 0;
126: lval = strtol(n->string, &ep, 10);
127: if (n->string[0] != '\0' && *ep == '\0')
128: m->meta.msec = (int)lval;
1.13 kristaps 129: else if ( ! man_nwarn(m, n, WMSEC))
1.2 kristaps 130: return(0);
1.1 kristaps 131:
1.2 kristaps 132: /* TITLE MSEC ->DATE<- SOURCE VOL */
1.1 kristaps 133:
1.5 kristaps 134: if (NULL == (n = n->next))
1.2 kristaps 135: m->meta.date = time(NULL);
1.5 kristaps 136: else if (0 == (m->meta.date = man_atotime(n->string))) {
1.13 kristaps 137: if ( ! man_nwarn(m, n, WDATE))
1.2 kristaps 138: return(0);
139: m->meta.date = time(NULL);
140: }
1.1 kristaps 141:
1.2 kristaps 142: /* TITLE MSEC DATE ->SOURCE<- VOL */
1.1 kristaps 143:
1.5 kristaps 144: if (n && (n = n->next))
1.2 kristaps 145: if (NULL == (m->meta.source = strdup(n->string)))
1.13 kristaps 146: return(man_nerr(m, n, WNMEM));
1.1 kristaps 147:
1.2 kristaps 148: /* TITLE MSEC DATE SOURCE ->VOL<- */
1.1 kristaps 149:
1.5 kristaps 150: if (n && (n = n->next))
1.2 kristaps 151: if (NULL == (m->meta.vol = strdup(n->string)))
1.13 kristaps 152: return(man_nerr(m, n, WNMEM));
1.1 kristaps 153:
154: /*
155: * The end document shouldn't have the prologue macros as part
156: * of the syntax tree (they encompass only meta-data).
157: */
158:
1.4 kristaps 159: if (m->last->parent->child == m->last) {
160: m->last->parent->child = NULL;
161: n = m->last;
162: m->last = m->last->parent;
163: m->next = MAN_NEXT_CHILD;
164: } else {
165: assert(m->last->prev);
166: m->last->prev->next = NULL;
167: n = m->last;
168: m->last = m->last->prev;
169: m->next = MAN_NEXT_SIBLING;
170: }
1.2 kristaps 171:
172: man_node_freelist(n);
173: return(1);
174: }
1.1 kristaps 175:
176:
1.2 kristaps 177: static time_t
178: man_atotime(const char *p)
179: {
180: struct tm tm;
181: char *pp;
182:
1.13 kristaps 183: bzero(&tm, sizeof(struct tm));
1.2 kristaps 184:
185: if ((pp = strptime(p, "%b %d %Y", &tm)) && 0 == *pp)
186: return(mktime(&tm));
187: if ((pp = strptime(p, "%d %b %Y", &tm)) && 0 == *pp)
188: return(mktime(&tm));
189: if ((pp = strptime(p, "%b %d, %Y", &tm)) && 0 == *pp)
190: return(mktime(&tm));
191: if ((pp = strptime(p, "%b %Y", &tm)) && 0 == *pp)
192: return(mktime(&tm));
1.1 kristaps 193:
1.2 kristaps 194: return(0);
1.1 kristaps 195: }
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