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/* $Id: action.c,v 1.11 2009/01/17 16:47:02 kristaps Exp $ */
/*
* Copyright (c) 2008 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 <assert.h>
#include <stdlib.h>
#include <time.h>
#include "private.h"
struct actions {
int (*post)(struct mdoc *);
};
/* Per-macro action routines. */
static int post_sh(struct mdoc *);
static int post_os(struct mdoc *);
static int post_dt(struct mdoc *);
static int post_dd(struct mdoc *);
static int post_nm(struct mdoc *);
/* Array of macro action routines. */
const struct actions mdoc_actions[MDOC_MAX] = {
{ NULL }, /* \" */
{ post_dd }, /* Dd */
{ post_dt }, /* Dt */
{ post_os }, /* Os */
{ post_sh }, /* Sh */
{ NULL }, /* Ss */
{ NULL }, /* Pp */
{ NULL }, /* D1 */
{ NULL }, /* Dl */
{ NULL }, /* Bd */
{ NULL }, /* Ed */
{ NULL }, /* Bl */
{ NULL }, /* El */
{ NULL }, /* It */
{ NULL }, /* Ad */
{ NULL }, /* An */
{ NULL }, /* Ar */
{ NULL }, /* Cd */
{ NULL }, /* Cm */
{ NULL }, /* Dv */
{ NULL }, /* Er */
{ NULL }, /* Ev */
{ NULL }, /* Ex */
{ NULL }, /* Fa */
{ NULL }, /* Fd */
{ NULL }, /* Fl */
{ NULL }, /* Fn */
{ NULL }, /* Ft */
{ NULL }, /* Ic */
{ NULL }, /* In */
{ NULL }, /* Li */
{ NULL }, /* Nd */
{ post_nm }, /* Nm */
{ NULL }, /* Op */
{ NULL }, /* Ot */
{ NULL }, /* Pa */
{ NULL }, /* Rv */
{ NULL }, /* St */
{ NULL }, /* Va */
{ NULL }, /* Vt */
{ NULL }, /* Xr */
{ NULL }, /* %A */
{ NULL }, /* %B */
{ NULL }, /* %D */
{ NULL }, /* %I */
{ NULL }, /* %J */
{ NULL }, /* %N */
{ NULL }, /* %O */
{ NULL }, /* %P */
{ NULL }, /* %R */
{ NULL }, /* %T */
{ NULL }, /* %V */
{ NULL }, /* Ac */
{ NULL }, /* Ao */
{ NULL }, /* Aq */
{ NULL }, /* At */
{ NULL }, /* Bc */
{ NULL }, /* Bf */
{ NULL }, /* Bo */
{ NULL }, /* Bq */
{ NULL }, /* Bsx */
{ NULL }, /* Bx */
{ NULL }, /* Db */
{ NULL }, /* Dc */
{ NULL }, /* Do */
{ NULL }, /* Dq */
{ NULL }, /* Ec */
{ NULL }, /* Ef */
{ NULL }, /* Em */
{ NULL }, /* Eo */
{ NULL }, /* Fx */
{ NULL }, /* Ms */
{ NULL }, /* No */
{ NULL }, /* Ns */
{ NULL }, /* Nx */
{ NULL }, /* Ox */
{ NULL }, /* Pc */
{ NULL }, /* Pf */
{ NULL }, /* Po */
{ NULL }, /* Pq */
{ NULL }, /* Qc */
{ NULL }, /* Ql */
{ NULL }, /* Qo */
{ NULL }, /* Qq */
{ NULL }, /* Re */
{ NULL }, /* Rs */
{ NULL }, /* Sc */
{ NULL }, /* So */
{ NULL }, /* Sq */
{ NULL }, /* Sm */
{ NULL }, /* Sx */
{ NULL }, /* Sy */
{ NULL }, /* Tn */
{ NULL }, /* Ux */
{ NULL }, /* Xc */
{ NULL }, /* Xo */
{ NULL }, /* Fo */
{ NULL }, /* Fc */
{ NULL }, /* Oo */
{ NULL }, /* Oc */
{ NULL }, /* Bk */
{ NULL }, /* Ek */
{ NULL }, /* Bt */
{ NULL }, /* Hf */
{ NULL }, /* Fr */
{ NULL }, /* Ud */
};
static int
post_nm(struct mdoc *mdoc)
{
char buf[64];
assert(MDOC_ELEM == mdoc->last->type);
assert(MDOC_Nm == mdoc->last->tok);
if (mdoc->meta.name)
return(1);
if (xstrlcats(buf, mdoc->last->child, 64)) {
mdoc->meta.name = xstrdup(buf);
return(1);
}
return(mdoc_err(mdoc, "macro parameters too long"));
}
static int
post_sh(struct mdoc *mdoc)
{
enum mdoc_sec sec;
char buf[64];
if (MDOC_HEAD != mdoc->last->type)
return(1);
if (xstrlcats(buf, mdoc->last->child, 64)) {
if (SEC_CUSTOM != (sec = mdoc_atosec(buf)))
mdoc->sec_lastn = sec;
mdoc->sec_last = sec;
return(1);
}
return(mdoc_err(mdoc, "macro parameters too long"));
}
static int
post_dt(struct mdoc *mdoc)
{
int i;
char *p;
struct mdoc_node *n;
assert(MDOC_ELEM == mdoc->last->type);
assert(MDOC_Dt == mdoc->last->tok);
assert(NULL == mdoc->meta.title);
for (i = 0, n = mdoc->last->child; n; n = n->next, i++) {
assert(MDOC_TEXT == n->type);
p = n->data.text.string;
switch (i) {
case (0):
mdoc->meta.title = xstrdup(p);
break;
case (1):
mdoc->meta.msec = mdoc_atomsec(p);
if (MSEC_DEFAULT != mdoc->meta.msec)
break;
return(mdoc_nerr(mdoc, n, "invalid parameter syntax"));
case (2):
mdoc->meta.vol = mdoc_atovol(p);
if (VOL_DEFAULT != mdoc->meta.vol)
break;
mdoc->meta.arch = mdoc_atoarch(p);
if (ARCH_DEFAULT != mdoc->meta.arch)
break;
return(mdoc_nerr(mdoc, n, "invalid parameter syntax"));
default:
return(mdoc_nerr(mdoc, n, "too many parameters"));
}
}
if (NULL == mdoc->meta.title)
mdoc->meta.title = xstrdup("untitled");
return(1);
}
static int
post_os(struct mdoc *mdoc)
{
char buf[64];
assert(MDOC_ELEM == mdoc->last->type);
assert(MDOC_Os == mdoc->last->tok);
assert(NULL == mdoc->meta.os);
if ( ! xstrlcats(buf, mdoc->last->child, 64))
return(mdoc_err(mdoc, "macro parameters too long"));
mdoc->meta.os = xstrdup(buf[0] ? buf : "local");
mdoc->sec_lastn = mdoc->sec_last = SEC_BODY;
return(1);
}
static int
post_dd(struct mdoc *mdoc)
{
char date[64];
size_t sz;
char *p;
struct mdoc_node *n;
assert(MDOC_ELEM == mdoc->last->type);
assert(MDOC_Dd == mdoc->last->tok);
n = mdoc->last->child;
assert(0 == mdoc->meta.date);
date[0] = 0;
sz = 64;
for ( ; 0 == mdoc->meta.date && n; n = n->next) {
assert(MDOC_TEXT == n->type);
p = n->data.text.string;
if (xstrcmp(p, "$Mdocdate: January 17 2009 $")) {
mdoc->meta.date = time(NULL);
continue;
} else if (xstrcmp(p, "$")) {
mdoc->meta.date = mdoc_atotime(date);
continue;
} else if (xstrcmp(p, "$Mdocdate:"))
continue;
if ( ! xstrlcat(date, n->data.text.string, sz))
return(mdoc_nerr(mdoc, n, "invalid parameter syntax"));
if (n->next && ! xstrlcat(date, " ", sz))
return(mdoc_nerr(mdoc, n, "invalid parameter syntax"));
}
if (mdoc->meta.date && NULL == n)
return(1);
else if (n)
return(mdoc_err(mdoc, "invalid parameter syntax"));
if ((mdoc->meta.date = mdoc_atotime(date)))
return(1);
return(mdoc_err(mdoc, "invalid parameter syntax"));
}
int
mdoc_action_post(struct mdoc *mdoc)
{
if (MDOC_TEXT == mdoc->last->type)
return(1);
if (MDOC_ROOT == mdoc->last->type)
return(1);
if (NULL == mdoc_actions[mdoc->last->tok].post)
return(1);
return((*mdoc_actions[mdoc->last->tok].post)(mdoc));
}
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