Annotation of src/usr.bin/mandoc/man_action.c, Revision 1.7
1.7 ! schwarze 1: /* $Id: man_action.c,v 1.6 2009/08/22 20:14:37 schwarze Exp $ */
1.1 kristaps 2: /*
1.2 schwarze 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
1.2 schwarze 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: *
1.2 schwarze 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:
26: struct actions {
27: int (*post)(struct man *);
28: };
29:
30: static int post_TH(struct man *);
1.7 ! schwarze 31: static int post_fi(struct man *);
! 32: static int post_nf(struct man *);
1.1 kristaps 33:
34: const struct actions man_actions[MAN_MAX] = {
1.3 schwarze 35: { NULL }, /* br */
1.1 kristaps 36: { post_TH }, /* TH */
37: { NULL }, /* SH */
38: { NULL }, /* SS */
39: { NULL }, /* TP */
40: { NULL }, /* LP */
41: { NULL }, /* PP */
42: { NULL }, /* P */
43: { NULL }, /* IP */
44: { NULL }, /* HP */
45: { NULL }, /* SM */
46: { NULL }, /* SB */
47: { NULL }, /* BI */
48: { NULL }, /* IB */
49: { NULL }, /* BR */
50: { NULL }, /* RB */
51: { NULL }, /* R */
52: { NULL }, /* B */
53: { NULL }, /* I */
54: { NULL }, /* IR */
55: { NULL }, /* RI */
56: { NULL }, /* na */
57: { NULL }, /* i */
1.5 schwarze 58: { NULL }, /* sp */
1.7 ! schwarze 59: { post_nf }, /* nf */
! 60: { post_fi }, /* fi */
! 61: { NULL }, /* r */
! 62: { NULL }, /* RE */
! 63: { NULL }, /* RS */
! 64: { NULL }, /* DT */
1.1 kristaps 65: };
66:
1.7 ! schwarze 67: static time_t man_atotime(const char *);
! 68:
1.1 kristaps 69:
70: int
71: man_action_post(struct man *m)
72: {
73:
74: if (MAN_ACTED & m->last->flags)
75: return(1);
76: m->last->flags |= MAN_ACTED;
77:
78: switch (m->last->type) {
79: case (MAN_TEXT):
1.7 ! schwarze 80: /* FALLTHROUGH */
1.1 kristaps 81: case (MAN_ROOT):
1.7 ! schwarze 82: return(1);
! 83: default:
1.1 kristaps 84: break;
85: }
1.7 ! schwarze 86:
! 87: if (NULL == man_actions[m->last->tok].post)
! 88: return(1);
! 89: return((*man_actions[m->last->tok].post)(m));
! 90: }
! 91:
! 92:
! 93: static int
! 94: post_fi(struct man *m)
! 95: {
! 96:
! 97: if ( ! (MAN_LITERAL & m->flags))
! 98: if ( ! man_nwarn(m, m->last, WNLITERAL))
! 99: return(0);
! 100: m->flags &= ~MAN_LITERAL;
! 101: return(1);
! 102: }
! 103:
! 104:
! 105: static int
! 106: post_nf(struct man *m)
! 107: {
! 108:
! 109: if (MAN_LITERAL & m->flags)
! 110: if ( ! man_nwarn(m, m->last, WOLITERAL))
! 111: return(0);
! 112: m->flags |= MAN_LITERAL;
1.1 kristaps 113: return(1);
114: }
115:
116:
117: static int
118: post_TH(struct man *m)
119: {
120: struct man_node *n;
121: char *ep;
122: long lval;
123:
124: if (m->meta.title)
125: free(m->meta.title);
126: if (m->meta.vol)
127: free(m->meta.vol);
128: if (m->meta.source)
129: free(m->meta.source);
130:
131: m->meta.title = m->meta.vol = m->meta.source = NULL;
132: m->meta.msec = 0;
133: m->meta.date = 0;
134:
135: /* ->TITLE<- MSEC DATE SOURCE VOL */
136:
137: n = m->last->child;
138: assert(n);
139:
140: if (NULL == (m->meta.title = strdup(n->string)))
1.4 schwarze 141: return(man_nerr(m, n, WNMEM));
1.1 kristaps 142:
143: /* TITLE ->MSEC<- DATE SOURCE VOL */
144:
145: n = n->next;
146: assert(n);
147:
148: errno = 0;
149: lval = strtol(n->string, &ep, 10);
150: if (n->string[0] != '\0' && *ep == '\0')
151: m->meta.msec = (int)lval;
1.4 schwarze 152: else if ( ! man_nwarn(m, n, WMSEC))
1.1 kristaps 153: return(0);
154:
155: /* TITLE MSEC ->DATE<- SOURCE VOL */
156:
157: if (NULL == (n = n->next))
158: m->meta.date = time(NULL);
159: else if (0 == (m->meta.date = man_atotime(n->string))) {
1.4 schwarze 160: if ( ! man_nwarn(m, n, WDATE))
1.1 kristaps 161: return(0);
162: m->meta.date = time(NULL);
163: }
164:
165: /* TITLE MSEC DATE ->SOURCE<- VOL */
166:
167: if (n && (n = n->next))
168: if (NULL == (m->meta.source = strdup(n->string)))
1.4 schwarze 169: return(man_nerr(m, n, WNMEM));
1.1 kristaps 170:
171: /* TITLE MSEC DATE SOURCE ->VOL<- */
172:
173: if (n && (n = n->next))
174: if (NULL == (m->meta.vol = strdup(n->string)))
1.4 schwarze 175: return(man_nerr(m, n, WNMEM));
1.1 kristaps 176:
177: /*
178: * The end document shouldn't have the prologue macros as part
179: * of the syntax tree (they encompass only meta-data).
180: */
181:
182: if (m->last->parent->child == m->last) {
183: m->last->parent->child = NULL;
184: n = m->last;
185: m->last = m->last->parent;
186: m->next = MAN_NEXT_CHILD;
187: } else {
188: assert(m->last->prev);
189: m->last->prev->next = NULL;
190: n = m->last;
191: m->last = m->last->prev;
192: m->next = MAN_NEXT_SIBLING;
193: }
194:
195: man_node_freelist(n);
196: return(1);
197: }
198:
199:
200: static time_t
201: man_atotime(const char *p)
202: {
203: struct tm tm;
204: char *pp;
205:
1.4 schwarze 206: bzero(&tm, sizeof(struct tm));
1.1 kristaps 207:
208: if ((pp = strptime(p, "%b %d %Y", &tm)) && 0 == *pp)
209: return(mktime(&tm));
210: if ((pp = strptime(p, "%d %b %Y", &tm)) && 0 == *pp)
211: return(mktime(&tm));
212: if ((pp = strptime(p, "%b %d, %Y", &tm)) && 0 == *pp)
213: return(mktime(&tm));
214: if ((pp = strptime(p, "%b %Y", &tm)) && 0 == *pp)
215: return(mktime(&tm));
216:
217: return(0);
218: }
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