1fb816da82
- Compatiblity with existing manpages has been improved - Now support ".so" directive with compressed manpages (which fixes a regression we have since we have new man(1))
371 lines
6.8 KiB
C
371 lines
6.8 KiB
C
/* $Id: tree.c,v 1.60 2014/11/28 05:51:32 schwarze Exp $ */
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/*
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* Copyright (c) 2008, 2009, 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
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* Copyright (c) 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "config.h"
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#include <sys/types.h>
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#include <assert.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include "mandoc.h"
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#include "mdoc.h"
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#include "man.h"
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#include "main.h"
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static void print_box(const struct eqn_box *, int);
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static void print_man(const struct man_node *, int);
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static void print_mdoc(const struct mdoc_node *, int);
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static void print_span(const struct tbl_span *, int);
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void
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tree_mdoc(void *arg, const struct mdoc *mdoc)
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{
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print_mdoc(mdoc_node(mdoc), 0);
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}
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void
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tree_man(void *arg, const struct man *man)
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{
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print_man(man_node(man), 0);
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}
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static void
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print_mdoc(const struct mdoc_node *n, int indent)
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{
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const char *p, *t;
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int i, j;
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size_t argc;
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struct mdoc_argv *argv;
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argv = NULL;
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argc = 0;
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t = p = NULL;
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switch (n->type) {
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case MDOC_ROOT:
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t = "root";
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break;
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case MDOC_BLOCK:
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t = "block";
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break;
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case MDOC_HEAD:
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t = "block-head";
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break;
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case MDOC_BODY:
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if (n->end)
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t = "body-end";
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else
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t = "block-body";
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break;
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case MDOC_TAIL:
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t = "block-tail";
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break;
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case MDOC_ELEM:
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t = "elem";
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break;
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case MDOC_TEXT:
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t = "text";
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break;
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case MDOC_TBL:
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break;
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case MDOC_EQN:
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t = "eqn";
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break;
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default:
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abort();
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/* NOTREACHED */
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}
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switch (n->type) {
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case MDOC_TEXT:
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p = n->string;
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break;
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case MDOC_BODY:
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p = mdoc_macronames[n->tok];
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break;
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case MDOC_HEAD:
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p = mdoc_macronames[n->tok];
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break;
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case MDOC_TAIL:
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p = mdoc_macronames[n->tok];
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break;
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case MDOC_ELEM:
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p = mdoc_macronames[n->tok];
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if (n->args) {
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argv = n->args->argv;
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argc = n->args->argc;
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}
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break;
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case MDOC_BLOCK:
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p = mdoc_macronames[n->tok];
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if (n->args) {
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argv = n->args->argv;
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argc = n->args->argc;
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}
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break;
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case MDOC_TBL:
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break;
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case MDOC_EQN:
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p = "EQ";
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break;
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case MDOC_ROOT:
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p = "root";
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break;
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default:
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abort();
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/* NOTREACHED */
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}
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if (n->span) {
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assert(NULL == p && NULL == t);
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print_span(n->span, indent);
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} else {
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for (i = 0; i < indent; i++)
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putchar('\t');
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printf("%s (%s)", p, t);
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for (i = 0; i < (int)argc; i++) {
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printf(" -%s", mdoc_argnames[argv[i].arg]);
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if (argv[i].sz > 0)
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printf(" [");
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for (j = 0; j < (int)argv[i].sz; j++)
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printf(" [%s]", argv[i].value[j]);
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if (argv[i].sz > 0)
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printf(" ]");
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}
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putchar(' ');
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if (MDOC_LINE & n->flags)
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putchar('*');
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printf("%d:%d", n->line, n->pos + 1);
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if (n->lastline != n->line)
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printf("-%d", n->lastline);
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putchar('\n');
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}
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if (n->eqn)
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print_box(n->eqn->root->first, indent + 1);
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if (n->child)
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print_mdoc(n->child, indent + 1);
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if (n->next)
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print_mdoc(n->next, indent);
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}
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static void
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print_man(const struct man_node *n, int indent)
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{
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const char *p, *t;
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int i;
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t = p = NULL;
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switch (n->type) {
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case MAN_ROOT:
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t = "root";
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break;
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case MAN_ELEM:
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t = "elem";
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break;
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case MAN_TEXT:
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t = "text";
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break;
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case MAN_BLOCK:
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t = "block";
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break;
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case MAN_HEAD:
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t = "block-head";
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break;
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case MAN_BODY:
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t = "block-body";
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break;
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case MAN_TBL:
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break;
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case MAN_EQN:
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t = "eqn";
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break;
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default:
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abort();
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/* NOTREACHED */
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}
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switch (n->type) {
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case MAN_TEXT:
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p = n->string;
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break;
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case MAN_ELEM:
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/* FALLTHROUGH */
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case MAN_BLOCK:
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/* FALLTHROUGH */
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case MAN_HEAD:
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/* FALLTHROUGH */
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case MAN_BODY:
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p = man_macronames[n->tok];
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break;
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case MAN_ROOT:
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p = "root";
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break;
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case MAN_TBL:
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break;
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case MAN_EQN:
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p = "EQ";
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break;
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default:
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abort();
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/* NOTREACHED */
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}
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if (n->span) {
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assert(NULL == p && NULL == t);
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print_span(n->span, indent);
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} else {
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for (i = 0; i < indent; i++)
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putchar('\t');
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printf("%s (%s) ", p, t);
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if (MAN_LINE & n->flags)
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putchar('*');
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printf("%d:%d\n", n->line, n->pos + 1);
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}
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if (n->eqn)
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print_box(n->eqn->root->first, indent + 1);
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if (n->child)
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print_man(n->child, indent + 1);
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if (n->next)
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print_man(n->next, indent);
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}
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static void
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print_box(const struct eqn_box *ep, int indent)
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{
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int i;
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const char *t;
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static const char *posnames[] = {
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NULL, "sup", "subsup", "sub",
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"to", "from", "fromto",
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"over", "sqrt", NULL };
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if (NULL == ep)
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return;
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for (i = 0; i < indent; i++)
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putchar('\t');
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t = NULL;
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switch (ep->type) {
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case EQN_ROOT:
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t = "eqn-root";
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break;
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case EQN_LISTONE:
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case EQN_LIST:
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t = "eqn-list";
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break;
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case EQN_SUBEXPR:
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t = "eqn-expr";
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break;
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case EQN_TEXT:
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t = "eqn-text";
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break;
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case EQN_PILE:
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t = "eqn-pile";
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break;
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case EQN_MATRIX:
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t = "eqn-matrix";
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break;
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}
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fputs(t, stdout);
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if (ep->pos)
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printf(" pos=%s", posnames[ep->pos]);
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if (ep->left)
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printf(" left=\"%s\"", ep->left);
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if (ep->right)
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printf(" right=\"%s\"", ep->right);
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if (ep->top)
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printf(" top=\"%s\"", ep->top);
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if (ep->bottom)
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printf(" bottom=\"%s\"", ep->bottom);
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if (ep->text)
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printf(" text=\"%s\"", ep->text);
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if (ep->font)
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printf(" font=%d", ep->font);
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if (ep->size != EQN_DEFSIZE)
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printf(" size=%d", ep->size);
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if (ep->expectargs != UINT_MAX && ep->expectargs != ep->args)
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printf(" badargs=%zu(%zu)", ep->args, ep->expectargs);
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else if (ep->args)
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printf(" args=%zu", ep->args);
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putchar('\n');
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print_box(ep->first, indent + 1);
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print_box(ep->next, indent);
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}
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static void
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print_span(const struct tbl_span *sp, int indent)
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{
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const struct tbl_dat *dp;
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int i;
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for (i = 0; i < indent; i++)
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putchar('\t');
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switch (sp->pos) {
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case TBL_SPAN_HORIZ:
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putchar('-');
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return;
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case TBL_SPAN_DHORIZ:
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putchar('=');
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return;
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default:
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break;
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}
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for (dp = sp->first; dp; dp = dp->next) {
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switch (dp->pos) {
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case TBL_DATA_HORIZ:
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/* FALLTHROUGH */
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case TBL_DATA_NHORIZ:
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putchar('-');
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continue;
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case TBL_DATA_DHORIZ:
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/* FALLTHROUGH */
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case TBL_DATA_NDHORIZ:
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putchar('=');
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continue;
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default:
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break;
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}
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printf("[\"%s\"", dp->string ? dp->string : "");
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if (dp->spans)
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printf("(%d)", dp->spans);
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if (NULL == dp->layout)
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putchar('*');
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putchar(']');
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putchar(' ');
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}
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printf("(tbl) %d:1\n", sp->line);
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}
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