man_macro.c revision 95c635efb7c3b86efc493e0447eaec7aecca3f0f
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/* $Id: man_macro.c,v 1.71 2012/01/03 15:16:24 kristaps Exp $ */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore *
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Permission to use, copy, modify, and distribute this software for any
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * purpose with or without fee is hereby granted, provided that the above
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * copyright notice and this permission notice appear in all copies.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore *
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore#ifdef HAVE_CONFIG_H
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore#include "config.h"
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore#endif
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore#include <assert.h>
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore#include <ctype.h>
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore#include <stdlib.h>
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore#include <string.h>
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore#include "man.h"
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore#include "mandoc.h"
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore#include "libmandoc.h"
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore#include "libman.h"
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreenum rew {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore REW_REWIND,
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore REW_NOHALT,
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore REW_HALT
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore};
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic int blk_close(MACRO_PROT_ARGS);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic int blk_exp(MACRO_PROT_ARGS);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic int blk_imp(MACRO_PROT_ARGS);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic int in_line_eoln(MACRO_PROT_ARGS);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic int man_args(struct man *, int,
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore int *, char *, char **);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic int rew_scope(enum man_type,
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore struct man *, enum mant);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic enum rew rew_dohalt(enum mant, enum man_type,
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore const struct man_node *);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic enum rew rew_block(enum mant, enum man_type,
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore const struct man_node *);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic void rew_warn(struct man *,
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore struct man_node *, enum mandocerr);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreconst struct man_macro __man_macros[MAN_MAX] = {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, MAN_NSCOPED }, /* br */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, MAN_BSCOPE }, /* TH */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { blk_imp, MAN_BSCOPE | MAN_SCOPED }, /* SH */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { blk_imp, MAN_BSCOPE | MAN_SCOPED }, /* SS */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { blk_imp, MAN_BSCOPE | MAN_SCOPED | MAN_FSCOPED }, /* TP */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { blk_imp, MAN_BSCOPE }, /* LP */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { blk_imp, MAN_BSCOPE }, /* PP */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { blk_imp, MAN_BSCOPE }, /* P */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { blk_imp, MAN_BSCOPE }, /* IP */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { blk_imp, MAN_BSCOPE }, /* HP */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, MAN_SCOPED }, /* SM */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, MAN_SCOPED }, /* SB */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* BI */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* IB */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* BR */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* RB */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, MAN_SCOPED }, /* R */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, MAN_SCOPED }, /* B */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, MAN_SCOPED }, /* I */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* IR */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* RI */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, MAN_NSCOPED }, /* na */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, MAN_NSCOPED }, /* sp */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, MAN_BSCOPE }, /* nf */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, MAN_BSCOPE }, /* fi */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { blk_close, 0 }, /* RE */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { blk_exp, MAN_EXPLICIT }, /* RS */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* DT */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* UC */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* PD */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* AT */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* in */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* ft */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore { in_line_eoln, 0 }, /* OP */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore};
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreconst struct man_macro * const man_macros = __man_macros;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Warn when "n" is an explicit non-roff macro.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic void
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorerew_warn(struct man *m, struct man_node *n, enum mandocerr er)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore{
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (er == MANDOCERR_MAX || MAN_BLOCK != n->type)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (MAN_VALID & n->flags)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! (MAN_EXPLICIT & man_macros[n->tok].flags))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert(er < MANDOCERR_FATAL);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore man_nmsg(m, n, er);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore}
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Rewind scope. If a code "er" != MANDOCERR_MAX has been provided, it
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * will be used if an explicit block scope is being closed out.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreint
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreman_unscope(struct man *m, const struct man_node *to,
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore enum mandocerr er)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore{
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore struct man_node *n;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert(to);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore m->next = MAN_NEXT_SIBLING;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* LINTED */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore while (m->last != to) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Save the parent here, because we may delete the
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * m->last node in the post-validation phase and reset
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * it to m->last->parent, causing a step in the closing
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * out to be lost.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore n = m->last->parent;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore rew_warn(m, m->last, er);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_valid_post(m))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore m->last = n;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert(m->last);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore rew_warn(m, m->last, er);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_valid_post(m))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(1);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore}
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic enum rew
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorerew_block(enum mant ntok, enum man_type type, const struct man_node *n)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore{
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (MAN_BLOCK == type && ntok == n->parent->tok &&
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore MAN_BODY == n->parent->type)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(REW_REWIND);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(ntok == n->tok ? REW_HALT : REW_NOHALT);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore}
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * There are three scope levels: scoped to the root (all), scoped to the
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * section (all less sections), and scoped to subsections (all less
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * sections and subsections).
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic enum rew
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorerew_dohalt(enum mant tok, enum man_type type, const struct man_node *n)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore{
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore enum rew c;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* We cannot progress beyond the root ever. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (MAN_ROOT == n->type)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(REW_HALT);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert(n->parent);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Normal nodes shouldn't go to the level of the root. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (MAN_ROOT == n->parent->type)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(REW_REWIND);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Already-validated nodes should be closed out. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (MAN_VALID & n->flags)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(REW_NOHALT);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* First: rewind to ourselves. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (type == n->type && tok == n->tok)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(REW_REWIND);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Next follow the implicit scope-smashings as defined by man.7:
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * section, sub-section, etc.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore switch (tok) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore case (MAN_SH):
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore case (MAN_SS):
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Rewind to a section, if a block. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (REW_NOHALT != (c = rew_block(MAN_SH, type, n)))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(c);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore case (MAN_RS):
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Rewind to a subsection, if a block. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (REW_NOHALT != (c = rew_block(MAN_SS, type, n)))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(c);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Rewind to a section, if a block. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (REW_NOHALT != (c = rew_block(MAN_SH, type, n)))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(c);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore default:
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Rewind to an offsetter, if a block. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (REW_NOHALT != (c = rew_block(MAN_RS, type, n)))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(c);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Rewind to a subsection, if a block. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (REW_NOHALT != (c = rew_block(MAN_SS, type, n)))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(c);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Rewind to a section, if a block. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (REW_NOHALT != (c = rew_block(MAN_SH, type, n)))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(c);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(REW_NOHALT);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore}
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Rewinding entails ascending the parse tree until a coherent point,
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * for example, the `SH' macro will close out any intervening `SS'
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * scopes. When a scope is closed, it must be validated and actioned.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic int
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorerew_scope(enum man_type type, struct man *m, enum mant tok)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore{
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore struct man_node *n;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore enum rew c;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* LINTED */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore for (n = m->last; n; n = n->parent) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Whether we should stop immediately (REW_HALT), stop
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * and rewind until this point (REW_REWIND), or keep
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * rewinding (REW_NOHALT).
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore c = rew_dohalt(tok, type, n);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (REW_HALT == c)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(1);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (REW_REWIND == c)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Rewind until the current point. Warn if we're a roff
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * instruction that's mowing over explicit scopes.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert(n);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(man_unscope(m, n, MANDOCERR_MAX));
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore}
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Close out a generic explicit macro.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/* ARGSUSED */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreint
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreblk_close(MACRO_PROT_ARGS)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore{
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore enum mant ntok;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore const struct man_node *nn;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore switch (tok) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore case (MAN_RE):
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore ntok = MAN_RS;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore default:
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore abort();
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* NOTREACHED */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore for (nn = m->last->parent; nn; nn = nn->parent)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (ntok == nn->tok)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (NULL == nn)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore man_pmsg(m, line, ppos, MANDOCERR_NOSCOPE);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! rew_scope(MAN_BODY, m, ntok))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! rew_scope(MAN_BLOCK, m, ntok))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(1);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore}
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/* ARGSUSED */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreint
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreblk_exp(MACRO_PROT_ARGS)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore{
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore int la;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore char *p;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Close out prior scopes. "Regular" explicit macros cannot be
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * nested, but we allow roff macros to be placed just about
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * anywhere.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_block_alloc(m, line, ppos, tok))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_head_alloc(m, line, ppos, tok))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore for (;;) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore la = *pos;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_args(m, line, pos, buf, &p))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_word_alloc(m, line, la, p))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert(m);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert(tok != MAN_MAX);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! rew_scope(MAN_HEAD, m, tok))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(man_body_alloc(m, line, ppos, tok));
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore}
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Parse an implicit-block macro. These contain a MAN_HEAD and a
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * MAN_BODY contained within a MAN_BLOCK. Rules for closing out other
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * scopes, such as `SH' closing out an `SS', are defined in the rew
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * routines.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/* ARGSUSED */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreint
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreblk_imp(MACRO_PROT_ARGS)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore{
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore int la;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore char *p;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore struct man_node *n;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Close out prior scopes. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! rew_scope(MAN_BODY, m, tok))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! rew_scope(MAN_BLOCK, m, tok))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Allocate new block & head scope. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_block_alloc(m, line, ppos, tok))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_head_alloc(m, line, ppos, tok))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore n = m->last;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Add line arguments. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore for (;;) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore la = *pos;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_args(m, line, pos, buf, &p))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_word_alloc(m, line, la, p))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Close out head and open body (unless MAN_SCOPE). */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (MAN_SCOPED & man_macros[tok].flags) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* If we're forcing scope (`TP'), keep it open. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (MAN_FSCOPED & man_macros[tok].flags) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore m->flags |= MAN_BLINE;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(1);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore } else if (n == m->last) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore m->flags |= MAN_BLINE;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(1);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! rew_scope(MAN_HEAD, m, tok))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(man_body_alloc(m, line, ppos, tok));
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore}
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore/* ARGSUSED */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreint
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorein_line_eoln(MACRO_PROT_ARGS)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore{
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore int la;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore char *p;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore struct man_node *n;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_elem_alloc(m, line, ppos, tok))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore n = m->last;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore for (;;) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore la = *pos;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_args(m, line, pos, buf, &p))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_word_alloc(m, line, la, p))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * If no arguments are specified and this is MAN_SCOPED (i.e.,
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * next-line scoped), then set our mode to indicate that we're
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * waiting for terms to load into our context.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (n == m->last && MAN_SCOPED & man_macros[tok].flags) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert( ! (MAN_NSCOPED & man_macros[tok].flags));
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore m->flags |= MAN_ELINE;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(1);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /* Set ignorable context, if applicable. */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (MAN_NSCOPED & man_macros[tok].flags) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert( ! (MAN_SCOPED & man_macros[tok].flags));
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore m->flags |= MAN_ILINE;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert(MAN_ROOT != m->last->type);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore m->next = MAN_NEXT_SIBLING;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Rewind our element scope. Note that when TH is pruned, we'll
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * be back at the root, so make sure that we don't clobber as
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * its sibling.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore for ( ; m->last; m->last = m->last->parent) {
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (m->last == n)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (m->last->type == MAN_ROOT)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore break;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ( ! man_valid_post(m))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore }
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert(m->last);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore /*
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore * Same here regarding whether we're back at the root.
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore */
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if (m->last->type != MAN_ROOT && ! man_valid_post(m))
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(1);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore}
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreint
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreman_macroend(struct man *m)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore{
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(man_unscope(m, m->first, MANDOCERR_SCOPEEXIT));
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore}
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amorestatic int
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amoreman_args(struct man *m, int line, int *pos, char *buf, char **v)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore{
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore char *start;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert(*pos);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore *v = start = buf + *pos;
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore assert(' ' != *start);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore if ('\0' == *start)
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(0);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore *v = mandoc_getarg(m->parse, v, line, pos);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore return(1);
95c635efb7c3b86efc493e0447eaec7aecca3f0fGarrett D'Amore}