freebsd-skq/tree.c
Ulrich Spörlein 211d2d512b Vendor import of mdocml 1.12.1
It is a suite of ISC licensed tools to compile and render mdoc/man pages and
will replace groff for formatting manpages in the base system.

http://mdocml.bsd.lv/
2012-10-18 09:55:16 +00:00

350 lines
6.3 KiB
C

/* $Id: tree.c,v 1.47 2011/09/18 14:14:15 schwarze Exp $ */
/*
* Copyright (c) 2008, 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <assert.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include "mandoc.h"
#include "mdoc.h"
#include "man.h"
#include "main.h"
static void print_box(const struct eqn_box *, int);
static void print_man(const struct man_node *, int);
static void print_mdoc(const struct mdoc_node *, int);
static void print_span(const struct tbl_span *, int);
/* ARGSUSED */
void
tree_mdoc(void *arg, const struct mdoc *mdoc)
{
print_mdoc(mdoc_node(mdoc), 0);
}
/* ARGSUSED */
void
tree_man(void *arg, const struct man *man)
{
print_man(man_node(man), 0);
}
static void
print_mdoc(const struct mdoc_node *n, int indent)
{
const char *p, *t;
int i, j;
size_t argc, sz;
char **params;
struct mdoc_argv *argv;
argv = NULL;
argc = sz = 0;
params = NULL;
t = p = NULL;
switch (n->type) {
case (MDOC_ROOT):
t = "root";
break;
case (MDOC_BLOCK):
t = "block";
break;
case (MDOC_HEAD):
t = "block-head";
break;
case (MDOC_BODY):
if (n->end)
t = "body-end";
else
t = "block-body";
break;
case (MDOC_TAIL):
t = "block-tail";
break;
case (MDOC_ELEM):
t = "elem";
break;
case (MDOC_TEXT):
t = "text";
break;
case (MDOC_TBL):
/* FALLTHROUGH */
case (MDOC_EQN):
break;
default:
abort();
/* NOTREACHED */
}
switch (n->type) {
case (MDOC_TEXT):
p = n->string;
break;
case (MDOC_BODY):
p = mdoc_macronames[n->tok];
break;
case (MDOC_HEAD):
p = mdoc_macronames[n->tok];
break;
case (MDOC_TAIL):
p = mdoc_macronames[n->tok];
break;
case (MDOC_ELEM):
p = mdoc_macronames[n->tok];
if (n->args) {
argv = n->args->argv;
argc = n->args->argc;
}
break;
case (MDOC_BLOCK):
p = mdoc_macronames[n->tok];
if (n->args) {
argv = n->args->argv;
argc = n->args->argc;
}
break;
case (MDOC_TBL):
/* FALLTHROUGH */
case (MDOC_EQN):
break;
case (MDOC_ROOT):
p = "root";
break;
default:
abort();
/* NOTREACHED */
}
if (n->span) {
assert(NULL == p && NULL == t);
print_span(n->span, indent);
} else if (n->eqn) {
assert(NULL == p && NULL == t);
print_box(n->eqn->root, indent);
} else {
for (i = 0; i < indent; i++)
putchar('\t');
printf("%s (%s)", p, t);
for (i = 0; i < (int)argc; i++) {
printf(" -%s", mdoc_argnames[argv[i].arg]);
if (argv[i].sz > 0)
printf(" [");
for (j = 0; j < (int)argv[i].sz; j++)
printf(" [%s]", argv[i].value[j]);
if (argv[i].sz > 0)
printf(" ]");
}
for (i = 0; i < (int)sz; i++)
printf(" [%s]", params[i]);
printf(" %d:%d\n", n->line, n->pos);
}
if (n->child)
print_mdoc(n->child, indent + 1);
if (n->next)
print_mdoc(n->next, indent);
}
static void
print_man(const struct man_node *n, int indent)
{
const char *p, *t;
int i;
t = p = NULL;
switch (n->type) {
case (MAN_ROOT):
t = "root";
break;
case (MAN_ELEM):
t = "elem";
break;
case (MAN_TEXT):
t = "text";
break;
case (MAN_BLOCK):
t = "block";
break;
case (MAN_HEAD):
t = "block-head";
break;
case (MAN_BODY):
t = "block-body";
break;
case (MAN_TAIL):
t = "block-tail";
break;
case (MAN_TBL):
/* FALLTHROUGH */
case (MAN_EQN):
break;
default:
abort();
/* NOTREACHED */
}
switch (n->type) {
case (MAN_TEXT):
p = n->string;
break;
case (MAN_ELEM):
/* FALLTHROUGH */
case (MAN_BLOCK):
/* FALLTHROUGH */
case (MAN_HEAD):
/* FALLTHROUGH */
case (MAN_TAIL):
/* FALLTHROUGH */
case (MAN_BODY):
p = man_macronames[n->tok];
break;
case (MAN_ROOT):
p = "root";
break;
case (MAN_TBL):
/* FALLTHROUGH */
case (MAN_EQN):
break;
default:
abort();
/* NOTREACHED */
}
if (n->span) {
assert(NULL == p && NULL == t);
print_span(n->span, indent);
} else if (n->eqn) {
assert(NULL == p && NULL == t);
print_box(n->eqn->root, indent);
} else {
for (i = 0; i < indent; i++)
putchar('\t');
printf("%s (%s) %d:%d\n", p, t, n->line, n->pos);
}
if (n->child)
print_man(n->child, indent + 1);
if (n->next)
print_man(n->next, indent);
}
static void
print_box(const struct eqn_box *ep, int indent)
{
int i;
const char *t;
if (NULL == ep)
return;
for (i = 0; i < indent; i++)
putchar('\t');
t = NULL;
switch (ep->type) {
case (EQN_ROOT):
t = "eqn-root";
break;
case (EQN_LIST):
t = "eqn-list";
break;
case (EQN_SUBEXPR):
t = "eqn-expr";
break;
case (EQN_TEXT):
t = "eqn-text";
break;
case (EQN_MATRIX):
t = "eqn-matrix";
break;
}
assert(t);
printf("%s(%d, %d, %d, %d, %d, \"%s\", \"%s\") %s\n",
t, EQN_DEFSIZE == ep->size ? 0 : ep->size,
ep->pos, ep->font, ep->mark, ep->pile,
ep->left ? ep->left : "",
ep->right ? ep->right : "",
ep->text ? ep->text : "");
print_box(ep->first, indent + 1);
print_box(ep->next, indent);
}
static void
print_span(const struct tbl_span *sp, int indent)
{
const struct tbl_dat *dp;
int i;
for (i = 0; i < indent; i++)
putchar('\t');
switch (sp->pos) {
case (TBL_SPAN_HORIZ):
putchar('-');
return;
case (TBL_SPAN_DHORIZ):
putchar('=');
return;
default:
break;
}
for (dp = sp->first; dp; dp = dp->next) {
switch (dp->pos) {
case (TBL_DATA_HORIZ):
/* FALLTHROUGH */
case (TBL_DATA_NHORIZ):
putchar('-');
continue;
case (TBL_DATA_DHORIZ):
/* FALLTHROUGH */
case (TBL_DATA_NDHORIZ):
putchar('=');
continue;
default:
break;
}
printf("[\"%s\"", dp->string ? dp->string : "");
if (dp->spans)
printf("(%d)", dp->spans);
if (NULL == dp->layout)
putchar('*');
putchar(']');
putchar(' ');
}
printf("(tbl) %d:1\n", sp->line);
}