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/* $Id: man_action.c,v 1.4 2009/06/23 22:05:42 schwarze Exp $ */
/*
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/utsname.h>
#include <assert.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include "libman.h"
struct actions {
int (*post)(struct man *);
};
static int post_TH(struct man *);
static time_t man_atotime(const char *);
const struct actions man_actions[MAN_MAX] = {
{ NULL }, /* br */
{ post_TH }, /* TH */
{ NULL }, /* SH */
{ NULL }, /* SS */
{ NULL }, /* TP */
{ NULL }, /* LP */
{ NULL }, /* PP */
{ NULL }, /* P */
{ NULL }, /* IP */
{ NULL }, /* HP */
{ NULL }, /* SM */
{ NULL }, /* SB */
{ NULL }, /* BI */
{ NULL }, /* IB */
{ NULL }, /* BR */
{ NULL }, /* RB */
{ NULL }, /* R */
{ NULL }, /* B */
{ NULL }, /* I */
{ NULL }, /* IR */
{ NULL }, /* RI */
{ NULL }, /* na */
{ NULL }, /* i */
};
int
man_action_post(struct man *m)
{
if (MAN_ACTED & m->last->flags)
return(1);
m->last->flags |= MAN_ACTED;
switch (m->last->type) {
case (MAN_TEXT):
break;
case (MAN_ROOT):
break;
default:
if (NULL == man_actions[m->last->tok].post)
break;
return((*man_actions[m->last->tok].post)(m));
}
return(1);
}
static int
post_TH(struct man *m)
{
struct man_node *n;
char *ep;
long lval;
if (m->meta.title)
free(m->meta.title);
if (m->meta.vol)
free(m->meta.vol);
if (m->meta.source)
free(m->meta.source);
m->meta.title = m->meta.vol = m->meta.source = NULL;
m->meta.msec = 0;
m->meta.date = 0;
/* ->TITLE<- MSEC DATE SOURCE VOL */
n = m->last->child;
assert(n);
if (NULL == (m->meta.title = strdup(n->string)))
return(man_nerr(m, n, WNMEM));
/* TITLE ->MSEC<- DATE SOURCE VOL */
n = n->next;
assert(n);
errno = 0;
lval = strtol(n->string, &ep, 10);
if (n->string[0] != '\0' && *ep == '\0')
m->meta.msec = (int)lval;
else if ( ! man_nwarn(m, n, WMSEC))
return(0);
/* TITLE MSEC ->DATE<- SOURCE VOL */
if (NULL == (n = n->next))
m->meta.date = time(NULL);
else if (0 == (m->meta.date = man_atotime(n->string))) {
if ( ! man_nwarn(m, n, WDATE))
return(0);
m->meta.date = time(NULL);
}
/* TITLE MSEC DATE ->SOURCE<- VOL */
if (n && (n = n->next))
if (NULL == (m->meta.source = strdup(n->string)))
return(man_nerr(m, n, WNMEM));
/* TITLE MSEC DATE SOURCE ->VOL<- */
if (n && (n = n->next))
if (NULL == (m->meta.vol = strdup(n->string)))
return(man_nerr(m, n, WNMEM));
/*
* The end document shouldn't have the prologue macros as part
* of the syntax tree (they encompass only meta-data).
*/
if (m->last->parent->child == m->last) {
assert(MAN_ROOT == m->last->parent->type);
m->last->parent->child = NULL;
n = m->last;
m->last = m->last->parent;
m->next = MAN_NEXT_CHILD;
assert(m->last == m->first);
} else {
assert(m->last->prev);
m->last->prev->next = NULL;
n = m->last;
m->last = m->last->prev;
m->next = MAN_NEXT_SIBLING;
}
man_node_freelist(n);
return(1);
}
static time_t
man_atotime(const char *p)
{
struct tm tm;
char *pp;
bzero(&tm, sizeof(struct tm));
if ((pp = strptime(p, "%b %d %Y", &tm)) && 0 == *pp)
return(mktime(&tm));
if ((pp = strptime(p, "%d %b %Y", &tm)) && 0 == *pp)
return(mktime(&tm));
if ((pp = strptime(p, "%b %d, %Y", &tm)) && 0 == *pp)
return(mktime(&tm));
if ((pp = strptime(p, "%b %Y", &tm)) && 0 == *pp)
return(mktime(&tm));
return(0);
}
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