Annotation of mandoc/man_action.c, Revision 1.22
1.22 ! kristaps 1: /* $Id: man_action.c,v 1.21 2009/10/27 08:26:12 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"
1.22 ! kristaps 25: #include "libmandoc.h"
1.1 kristaps 26:
27: struct actions {
28: int (*post)(struct man *);
29: };
30:
1.2 kristaps 31: static int post_TH(struct man *);
1.18 kristaps 32: static int post_fi(struct man *);
33: static int post_nf(struct man *);
1.2 kristaps 34:
1.1 kristaps 35: const struct actions man_actions[MAN_MAX] = {
1.12 kristaps 36: { NULL }, /* br */
1.2 kristaps 37: { post_TH }, /* TH */
1.1 kristaps 38: { NULL }, /* SH */
39: { NULL }, /* SS */
40: { NULL }, /* TP */
41: { NULL }, /* LP */
42: { NULL }, /* PP */
43: { NULL }, /* P */
44: { NULL }, /* IP */
45: { NULL }, /* HP */
46: { NULL }, /* SM */
47: { NULL }, /* SB */
48: { NULL }, /* BI */
49: { NULL }, /* IB */
50: { NULL }, /* BR */
51: { NULL }, /* RB */
52: { NULL }, /* R */
53: { NULL }, /* B */
54: { NULL }, /* I */
55: { NULL }, /* IR */
1.5 kristaps 56: { NULL }, /* RI */
1.8 kristaps 57: { NULL }, /* na */
1.9 kristaps 58: { NULL }, /* i */
1.14 kristaps 59: { NULL }, /* sp */
1.18 kristaps 60: { post_nf }, /* nf */
61: { post_fi }, /* fi */
1.16 kristaps 62: { NULL }, /* r */
63: { NULL }, /* RE */
64: { NULL }, /* RS */
1.17 kristaps 65: { NULL }, /* DT */
1.19 kristaps 66: { NULL }, /* UC */
1.20 kristaps 67: { NULL }, /* PD */
1.1 kristaps 68: };
69:
1.18 kristaps 70: static time_t man_atotime(const char *);
71: #ifdef __linux__
72: extern char *strptime(const char *, const char *, struct tm *);
73: #endif
74:
1.1 kristaps 75:
76: int
77: man_action_post(struct man *m)
78: {
79:
80: if (MAN_ACTED & m->last->flags)
81: return(1);
82: m->last->flags |= MAN_ACTED;
83:
84: switch (m->last->type) {
85: case (MAN_TEXT):
1.18 kristaps 86: /* FALLTHROUGH */
1.1 kristaps 87: case (MAN_ROOT):
1.18 kristaps 88: return(1);
89: default:
1.1 kristaps 90: break;
91: }
1.18 kristaps 92:
93: if (NULL == man_actions[m->last->tok].post)
94: return(1);
95: return((*man_actions[m->last->tok].post)(m));
96: }
97:
98:
99: static int
100: post_fi(struct man *m)
101: {
102:
103: if ( ! (MAN_LITERAL & m->flags))
104: if ( ! man_nwarn(m, m->last, WNLITERAL))
105: return(0);
106: m->flags &= ~MAN_LITERAL;
107: return(1);
108: }
109:
110:
111: static int
112: post_nf(struct man *m)
113: {
114:
115: if (MAN_LITERAL & m->flags)
116: if ( ! man_nwarn(m, m->last, WOLITERAL))
117: return(0);
118: m->flags |= MAN_LITERAL;
1.1 kristaps 119: return(1);
120: }
121:
1.2 kristaps 122:
1.1 kristaps 123: static int
1.2 kristaps 124: post_TH(struct man *m)
1.1 kristaps 125: {
1.2 kristaps 126: struct man_node *n;
127: char *ep;
128: long lval;
1.1 kristaps 129:
130: if (m->meta.title)
131: free(m->meta.title);
132: if (m->meta.vol)
133: free(m->meta.vol);
1.2 kristaps 134: if (m->meta.source)
135: free(m->meta.source);
1.1 kristaps 136:
1.2 kristaps 137: m->meta.title = m->meta.vol = m->meta.source = NULL;
1.1 kristaps 138: m->meta.msec = 0;
1.2 kristaps 139: m->meta.date = 0;
140:
141: /* ->TITLE<- MSEC DATE SOURCE VOL */
142:
143: n = m->last->child;
144: assert(n);
1.22 ! kristaps 145: m->meta.title = mandoc_strdup(n->string);
1.2 kristaps 146:
147: /* TITLE ->MSEC<- DATE SOURCE VOL */
1.1 kristaps 148:
1.2 kristaps 149: n = n->next;
150: assert(n);
1.1 kristaps 151:
1.2 kristaps 152: errno = 0;
153: lval = strtol(n->string, &ep, 10);
154: if (n->string[0] != '\0' && *ep == '\0')
155: m->meta.msec = (int)lval;
1.13 kristaps 156: else if ( ! man_nwarn(m, n, WMSEC))
1.2 kristaps 157: return(0);
1.1 kristaps 158:
1.2 kristaps 159: /* TITLE MSEC ->DATE<- SOURCE VOL */
1.1 kristaps 160:
1.5 kristaps 161: if (NULL == (n = n->next))
1.2 kristaps 162: m->meta.date = time(NULL);
1.5 kristaps 163: else if (0 == (m->meta.date = man_atotime(n->string))) {
1.13 kristaps 164: if ( ! man_nwarn(m, n, WDATE))
1.2 kristaps 165: return(0);
166: m->meta.date = time(NULL);
167: }
1.1 kristaps 168:
1.2 kristaps 169: /* TITLE MSEC DATE ->SOURCE<- VOL */
1.1 kristaps 170:
1.5 kristaps 171: if (n && (n = n->next))
1.22 ! kristaps 172: m->meta.source = mandoc_strdup(n->string);
1.1 kristaps 173:
1.2 kristaps 174: /* TITLE MSEC DATE SOURCE ->VOL<- */
1.1 kristaps 175:
1.5 kristaps 176: if (n && (n = n->next))
1.22 ! kristaps 177: m->meta.vol = mandoc_strdup(n->string);
1.1 kristaps 178:
179: /*
180: * The end document shouldn't have the prologue macros as part
181: * of the syntax tree (they encompass only meta-data).
182: */
183:
1.4 kristaps 184: if (m->last->parent->child == m->last) {
185: m->last->parent->child = NULL;
186: n = m->last;
187: m->last = m->last->parent;
188: m->next = MAN_NEXT_CHILD;
189: } else {
190: assert(m->last->prev);
191: m->last->prev->next = NULL;
192: n = m->last;
193: m->last = m->last->prev;
194: m->next = MAN_NEXT_SIBLING;
195: }
1.2 kristaps 196:
197: man_node_freelist(n);
198: return(1);
199: }
1.1 kristaps 200:
201:
1.2 kristaps 202: static time_t
203: man_atotime(const char *p)
204: {
205: struct tm tm;
206: char *pp;
207:
1.21 kristaps 208: memset(&tm, 0, sizeof(struct tm));
1.2 kristaps 209:
210: if ((pp = strptime(p, "%b %d %Y", &tm)) && 0 == *pp)
211: return(mktime(&tm));
212: if ((pp = strptime(p, "%d %b %Y", &tm)) && 0 == *pp)
213: return(mktime(&tm));
214: if ((pp = strptime(p, "%b %d, %Y", &tm)) && 0 == *pp)
215: return(mktime(&tm));
216: if ((pp = strptime(p, "%b %Y", &tm)) && 0 == *pp)
217: return(mktime(&tm));
1.1 kristaps 218:
1.2 kristaps 219: return(0);
1.1 kristaps 220: }
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