man.c revision 371584c2eae4cf827fd406ba26c14f021adaaa70
/* $Id: man.c,v 1.166 2015/10/22 21:54:23 schwarze Exp $ */
/*
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
* Copyright (c) 2013, 2014, 2015 Ingo Schwarze <schwarze@openbsd.org>
* Copyright (c) 2011 Joerg Sonnenberger <joerg@netbsd.org>
*
* 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 AUTHORS DISCLAIM ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS 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 "config.h"
#include <assert.h>
#include <ctype.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "mandoc_aux.h"
#include "mandoc.h"
#include "roff.h"
#include "man.h"
#include "libmandoc.h"
#include "roff_int.h"
#include "libman.h"
const char *const __man_macronames[MAN_MAX] = {
"br", "TH", "SH", "SS",
"TP", "LP", "PP", "P",
"IP", "HP", "SM", "SB",
"BI", "IB", "BR", "RB",
"R", "B", "I", "IR",
"RI", "sp", "nf",
"fi", "RE", "RS", "DT",
"UC", "PD", "AT", "in",
"ft", "OP", "EX", "EE",
"UR", "UE", "ll"
};
const char * const *man_macronames = __man_macronames;
static void man_descope(struct roff_man *, int, int);
static int man_pmacro(struct roff_man *, int, char *, int);
int
{
}
static void
{
/*
* Co-ordinate what happens with having a next-line scope open:
* first close out the element scope (if applicable), then close
* out the block scope (also if applicable).
*/
}
return;
}
static int
{
int i;
/* Literal free-form text whitespace is preserved. */
return 1;
}
/* Skip leading whitespace. */ ;
/*
* Blank lines are ignored right after headings
* but add a single vertical space elsewhere.
*/
if (buf[i] == '\0') {
/* Allocate a blank entry. */
}
return 1;
}
/*
* Warn if the last un-escaped character is whitespace. Then
* strip away the remaining spaces (tabs stay!).
*/
assert(i);
for (--i; i && ' ' == buf[i]; i--)
/* Spin back to non-space. */ ;
/* Jump ahead of escaped whitespace. */
buf[i] = '\0';
}
/*
* End-of-sentence check. If the last character is an unescaped
* EOS character, then flag the node as being the end of a
* sentence. The front-end will know how to interpret this.
*/
assert(i);
return 1;
}
static int
{
struct roff_node *n;
const char *cp;
int tok;
int i, ppos;
int bline;
char mac[5];
/*
* Copy the first word into a nil-terminated buffer.
* Stop when a space, tab, escape, or eoln is encountered.
*/
i = 0;
mac[i] = '\0';
if (tok == TOKEN_NONE) {
return 1;
}
/* Skip a leading escape sequence or tab. */
case '\\':
break;
case '\t':
offs++;
break;
default:
break;
}
/* Jump to the next non-whitespace word. */
offs++;
/*
* Trailing whitespace. Note that tabs are allowed to be passed
* into the parser as "text", so we only warn about spaces here.
*/
/*
* Some macros break next-line scopes; otherwise, remember
* whether we are in next-line scope for a block head.
*/
/* Call to handler... */
/* In quick mode (for mandocdb), abort after the NAME section. */
if (n->type == ROFFT_BODY &&
return 2;
}
/*
* If we are in a next-line scope for a block head,
* close it out now and switch to the body,
* unless the next-line scope is allowed to continue.
*/
return 1;
return 1;
}
void
{
struct roff_node *n;
/*
* An element next line scope is open,
* and the new macro is not allowed inside elements.
* Delete the element that is being broken.
*/
n = n->parent;
man_macronames[n->tok]);
roff_node_delete(man, n);
}
/*
* Weird special case:
* Switching fill mode closes section headers.
*/
man_unscope(man, n);
}
/*
* A block header next line scope is open,
* and the new macro is not allowed inside block headers.
* Delete the block that is being broken.
*/
if (n->type == ROFFT_TEXT)
n = n->parent;
n = n->parent;
n = n->parent;
man_macronames[n->tok]);
roff_node_delete(man, n);
}
}
const struct mparse *
{
}
void
{
switch(n->tok) {
case MAN_nf:
case MAN_EX:
break;
case MAN_fi:
case MAN_EE:
break;
default:
break;
}
}
void
{
}