mandoc/mdoc_term.c - diff

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Diff for /mandoc/mdoc_term.c between version 1.287 and 1.322

version 1.287, 2014/10/28 17:36:19

version 1.322, 2015/07/25 14:18:04

Line 1

/* $Id$ */

* 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

* 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 AUTHOR BE LIABLE FOR

* 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

Line 22

#include <assert.h>

#include <ctype.h>

#include <limits.h>

#include <stdint.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include "mandoc.h"

#include "mandoc_aux.h"

#include "mandoc.h"

#include "roff.h"

#include "mdoc.h"

#include "out.h"

#include "term.h"

#include "mdoc.h"

#include "tag.h"

#include "main.h"

struct termpair {

Line 41 struct termpair {

Line 44 struct termpair {

#define DECL_ARGS struct termp *p, \

struct termpair *pair, \

const struct mdoc_meta *meta, \

const struct roff_meta *meta, \

struct mdoc_node *n

struct roff_node *n

struct termact {

int (*pre)(DECL_ARGS);

void (*post)(DECL_ARGS);

};

static size_t a2width(const struct termp *, const char *);

static int a2width(const struct termp *, const char *);

static size_t a2height(const struct termp *, const char *);

static size_t a2offs(const struct termp *, const char *);

static void print_bvspace(struct termp *,

const struct mdoc_node *,

const struct roff_node *,

const struct mdoc_node *);

const struct roff_node *);

static void print_mdoc_node(DECL_ARGS);

static void print_mdoc_nodelist(DECL_ARGS);

static void print_mdoc_head(struct termp *, const void *);

static void print_mdoc_head(struct termp *, const struct roff_meta *);

static void print_mdoc_foot(struct termp *, const void *);

static void print_mdoc_foot(struct termp *, const struct roff_meta *);

static void synopsis_pre(struct termp *,

const struct mdoc_node *);

const struct roff_node *);

static void termp____post(DECL_ARGS);

static void termp__t_post(DECL_ARGS);

static void termp_bd_post(DECL_ARGS);

static void termp_bk_post(DECL_ARGS);

static void termp_bl_post(DECL_ARGS);

static void termp_eo_post(DECL_ARGS);

static void termp_fd_post(DECL_ARGS);

static void termp_fo_post(DECL_ARGS);

static void termp_in_post(DECL_ARGS);

Line 92 static int termp_bt_pre(DECL_ARGS);

Line 94 static int termp_bt_pre(DECL_ARGS);

static int termp_bx_pre(DECL_ARGS);

static int termp_cd_pre(DECL_ARGS);

static int termp_d1_pre(DECL_ARGS);

static int termp_es_pre(DECL_ARGS);

static int termp_eo_pre(DECL_ARGS);

static int termp_ex_pre(DECL_ARGS);

static int termp_fa_pre(DECL_ARGS);

static int termp_fd_pre(DECL_ARGS);

Line 112 static int termp_quote_pre(DECL_ARGS);

Line 114 static int termp_quote_pre(DECL_ARGS);

static int termp_rs_pre(DECL_ARGS);

static int termp_rv_pre(DECL_ARGS);

static int termp_sh_pre(DECL_ARGS);

static int termp_skip_pre(DECL_ARGS);

static int termp_sm_pre(DECL_ARGS);

static int termp_sp_pre(DECL_ARGS);

static int termp_ss_pre(DECL_ARGS);

static int termp_tag_pre(DECL_ARGS);

static int termp_under_pre(DECL_ARGS);

static int termp_ud_pre(DECL_ARGS);

static int termp_vt_pre(DECL_ARGS);

Line 143 static const struct termact termacts[MDOC_MAX] = {

Line 147 static const struct termact termacts[MDOC_MAX] = {

{ termp_bold_pre, NULL }, /* Cm */

{ NULL, NULL }, /* Dv */

{ NULL, NULL }, /* Er */

{ NULL, NULL }, /* Ev */

{ termp_tag_pre, NULL }, /* Ev */

{ termp_ex_pre, NULL }, /* Ex */

{ termp_fa_pre, NULL }, /* Fa */

{ termp_fd_pre, termp_fd_post }, /* Fd */

Line 184 static const struct termact termacts[MDOC_MAX] = {

Line 188 static const struct termact termacts[MDOC_MAX] = {

{ termp_quote_pre, termp_quote_post }, /* Bq */

{ termp_xx_pre, NULL }, /* Bsx */

{ termp_bx_pre, NULL }, /* Bx */

{ NULL, NULL }, /* Db */

{ termp_skip_pre, NULL }, /* Db */

{ NULL, NULL }, /* Dc */

{ termp_quote_pre, termp_quote_post }, /* Do */

{ termp_quote_pre, termp_quote_post }, /* Dq */

{ NULL, NULL }, /* Ec */ /* FIXME: no space */

{ NULL, NULL }, /* Ef */

{ termp_under_pre, NULL }, /* Em */

{ termp_quote_pre, termp_quote_post }, /* Eo */

{ termp_eo_pre, termp_eo_post }, /* Eo */

{ termp_xx_pre, NULL }, /* Fx */

{ termp_bold_pre, NULL }, /* Ms */

{ NULL, NULL }, /* No */

{ termp_li_pre, NULL }, /* No */

{ termp_ns_pre, NULL }, /* Ns */

{ termp_xx_pre, NULL }, /* Nx */

{ termp_xx_pre, NULL }, /* Ox */

Line 236 static const struct termact termacts[MDOC_MAX] = {

Line 240 static const struct termact termacts[MDOC_MAX] = {

{ termp_quote_pre, termp_quote_post }, /* Bro */

{ NULL, NULL }, /* Brc */

{ NULL, termp____post }, /* %C */

{ termp_es_pre, NULL }, /* Es */

{ termp_skip_pre, NULL }, /* Es */

{ termp_quote_pre, termp_quote_post }, /* En */

{ termp_xx_pre, NULL }, /* Dx */

{ NULL, termp____post }, /* %Q */

Line 247 static const struct termact termacts[MDOC_MAX] = {

Line 251 static const struct termact termacts[MDOC_MAX] = {

{ termp_ll_pre, NULL }, /* ll */

};

static int fn_prio;

void

terminal_mdoc(void *arg, const struct mdoc *mdoc)

terminal_mdoc(void *arg, const struct roff_man *mdoc)

{

const struct mdoc_meta *meta;

struct roff_node *n;

struct mdoc_node *n;

struct termp *p;

p = (struct termp *)arg;

p->overstep = 0;

p->rmargin = p->maxrmargin = p->defrmargin;

p->tabwidth = term_len(p, 5);

n = mdoc_node(mdoc)->child;

n = mdoc->first->child;

meta = mdoc_meta(mdoc);

if (p->synopsisonly) {

while (n != NULL) {

if (n->tok == MDOC_Sh && n->sec == SEC_SYNOPSIS) {

if (n->child->next->child != NULL)

print_mdoc_nodelist(p, NULL,

meta, n->child->next->child);

&mdoc->meta,

n->child->next->child);

term_newln(p);

break;

}

Line 278 terminal_mdoc(void *arg, const struct mdoc *mdoc)

Line 280 terminal_mdoc(void *arg, const struct mdoc *mdoc)

} else {

if (p->defindent == 0)

p->defindent = 5;

term_begin(p, print_mdoc_head, print_mdoc_foot, meta);

term_begin(p, print_mdoc_head, print_mdoc_foot,

&mdoc->meta);

if (n != NULL) {

if (n->tok != MDOC_Sh)

term_vspace(p);

print_mdoc_nodelist(p, NULL, meta, n);

print_mdoc_nodelist(p, NULL, &mdoc->meta, n);

}

term_end(p);

}

Line 292 static void

Line 295 static void

print_mdoc_nodelist(DECL_ARGS)

{

print_mdoc_node(p, pair, meta, n);

while (n != NULL) {

if (n->next)

print_mdoc_node(p, pair, meta, n);

print_mdoc_nodelist(p, pair, meta, n->next);

n = n->next;

}

static void

Line 307 print_mdoc_node(DECL_ARGS)

Line 311 print_mdoc_node(DECL_ARGS)

chld = 1;

offset = p->offset;

rmargin = p->rmargin;

n->prev_font = term_fontq(p);

n->flags &= ~MDOC_ENDED;

n->prev_font = p->fonti;

memset(&npair, 0, sizeof(struct termpair));

npair.ppair = pair;

Line 317 print_mdoc_node(DECL_ARGS)

Line 322 print_mdoc_node(DECL_ARGS)

* invoked in a prior line, revert it to PREKEEP.

if (TERMP_KEEP & p->flags) {

if (p->flags & TERMP_KEEP && n->flags & MDOC_LINE) {

if (n->prev ? (n->prev->lastline != n->line) :

p->flags &= ~TERMP_KEEP;

(n->parent && n->parent->line != n->line)) {

p->flags |= TERMP_PREKEEP;

p->flags &= ~TERMP_KEEP;

p->flags |= TERMP_PREKEEP;

}

Line 331 print_mdoc_node(DECL_ARGS)

Line 333 print_mdoc_node(DECL_ARGS)

switch (n->type) {

case MDOC_TEXT:

case ROFFT_TEXT:

if (' ' == *n->string && MDOC_LINE & n->flags)

term_newln(p);

if (MDOC_DELIMC & n->flags)

Line 340 print_mdoc_node(DECL_ARGS)

Line 342 print_mdoc_node(DECL_ARGS)

if (MDOC_DELIMO & n->flags)

p->flags |= TERMP_NOSPACE;

break;

case MDOC_EQN:

case ROFFT_EQN:

if ( ! (n->flags & MDOC_LINE))

p->flags |= TERMP_NOSPACE;

term_eqn(p, n->eqn);

if (n->next != NULL && ! (n->next->flags & MDOC_LINE))

p->flags |= TERMP_NOSPACE;

break;

case MDOC_TBL:

case ROFFT_TBL:

if (p->tbl.cols == NULL)

term_newln(p);

term_tbl(p, n->span);

break;

default:

if (termacts[n->tok].pre && ENDBODY_NOT == n->end)

if (termacts[n->tok].pre &&

(n->end == ENDBODY_NOT || n->nchild))

chld = (*termacts[n->tok].pre)

(p, &npair, meta, n);

break;

Line 361 print_mdoc_node(DECL_ARGS)

Line 366 print_mdoc_node(DECL_ARGS)

print_mdoc_nodelist(p, &npair, meta, n->child);

term_fontpopq(p,

(ENDBODY_NOT == n->end ? n : n->pending)->prev_font);

(ENDBODY_NOT == n->end ? n : n->body)->prev_font);

switch (n->type) {

case MDOC_TEXT:

case ROFFT_TEXT:

break;

case MDOC_TBL:

case ROFFT_TBL:

break;

case MDOC_EQN:

case ROFFT_EQN:

break;

default:

if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)

Line 381 print_mdoc_node(DECL_ARGS)

Line 386 print_mdoc_node(DECL_ARGS)

* that it must not call the post handler again.

if (ENDBODY_NOT != n->end)

n->pending->flags |= MDOC_ENDED;

n->body->flags |= MDOC_ENDED;

* End of line terminating an implicit block

Line 403 print_mdoc_node(DECL_ARGS)

Line 408 print_mdoc_node(DECL_ARGS)

}

static void

print_mdoc_foot(struct termp *p, const void *arg)

print_mdoc_foot(struct termp *p, const struct roff_meta *meta)

{

const struct mdoc_meta *meta;

size_t sz;

meta = (const struct mdoc_meta *)arg;

term_fontrepl(p, TERMFONT_NONE);

Line 422 print_mdoc_foot(struct termp *p, const void *arg)

Line 425 print_mdoc_foot(struct termp *p, const void *arg)

term_vspace(p);

p->offset = 0;

p->rmargin = (p->maxrmargin -

sz = term_strlen(p, meta->date);

term_strlen(p, meta->date) + term_len(p, 1)) / 2;

p->rmargin = p->maxrmargin > sz ?

(p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;

p->trailspace = 1;

p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;

Line 431 print_mdoc_foot(struct termp *p, const void *arg)

Line 435 print_mdoc_foot(struct termp *p, const void *arg)

term_flushln(p);

p->offset = p->rmargin;

p->rmargin = p->maxrmargin - term_strlen(p, meta->os);

sz = term_strlen(p, meta->os);

p->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;

p->flags |= TERMP_NOSPACE;

term_word(p, meta->date);

Line 452 print_mdoc_foot(struct termp *p, const void *arg)

Line 457 print_mdoc_foot(struct termp *p, const void *arg)

}

static void

print_mdoc_head(struct termp *p, const void *arg)

print_mdoc_head(struct termp *p, const struct roff_meta *meta)

{

const struct mdoc_meta *meta;

char *volume, *title;

size_t vollen, titlen;

meta = (const struct mdoc_meta *)arg;

* The header is strange. It has three components, which are

* really two with the first duplicated. It goes like this:

Line 493 print_mdoc_head(struct termp *p, const void *arg)

Line 495 print_mdoc_head(struct termp *p, const void *arg)

p->offset = 0;

p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?

(p->maxrmargin - vollen + term_len(p, 1)) / 2 :

p->maxrmargin - vollen;

vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;

term_word(p, title);

term_flushln(p);

Line 523 print_mdoc_head(struct termp *p, const void *arg)

Line 525 print_mdoc_head(struct termp *p, const void *arg)

free(volume);

}

static size_t

static int

a2height(const struct termp *p, const char *v)

{

struct roffsu su;

assert(v);

if ( ! a2roffsu(v, &su, SCALE_VS))

SCALE_VS_INIT(&su, atoi(v));

return(term_vspan(p, &su));

}

static size_t

a2width(const struct termp *p, const char *v)

{

struct roffsu su;

assert(v);

if (a2roffsu(v, &su, SCALE_MAX) < 2) {

if ( ! a2roffsu(v, &su, SCALE_MAX)) {

SCALE_HS_INIT(&su, term_strlen(p, v));

su.scale /= term_strlen(p, "0");

}

return(term_hspan(p, &su) / 24);

return(term_hspan(p, &su));

}

static size_t

a2offs(const struct termp *p, const char *v)

{

struct roffsu su;

if ('\0' == *v)

return(0);

else if (0 == strcmp(v, "left"))

return(0);

else if (0 == strcmp(v, "indent"))

return(term_len(p, p->defindent + 1));

else if (0 == strcmp(v, "indent-two"))

return(term_len(p, (p->defindent + 1) * 2));

else if ( ! a2roffsu(v, &su, SCALE_MAX)) {

SCALE_HS_INIT(&su, term_strlen(p, v));

su.scale /= term_strlen(p, "0");

}

return(term_hspan(p, &su));

}

* Determine how much space to print out before block elements of `It'

* (and thus `Bl') and `Bd'. And then go ahead and print that space,

Line 578 a2offs(const struct termp *p, const char *v)

Line 544 a2offs(const struct termp *p, const char *v)

static void

print_bvspace(struct termp *p,

const struct mdoc_node *bl,

const struct roff_node *bl,

const struct mdoc_node *n)

const struct roff_node *n)

{

const struct mdoc_node *nn;

const struct roff_node *nn;

assert(n);

Line 594 print_bvspace(struct termp *p,

Line 560 print_bvspace(struct termp *p,

/* Do not vspace directly after Ss/Sh. */

for (nn = n; nn; nn = nn->parent) {

nn = n;

if (MDOC_BLOCK != nn->type)

while (nn->prev == NULL) {

continue;

do {

if (MDOC_Ss == nn->tok)

nn = nn->parent;

if (nn->type == ROFFT_ROOT)

return;

} while (nn->type != ROFFT_BLOCK);

if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)

return;

if (MDOC_Sh == nn->tok)

if (nn->tok == MDOC_It &&

return;

nn->parent->parent->norm->Bl.type != LIST_item)

if (NULL == nn->prev)

break;

continue;

break;

}

/* A `-column' does not assert vspace within the list. */

Line 636 termp_ll_pre(DECL_ARGS)

Line 604 termp_ll_pre(DECL_ARGS)

static int

termp_it_pre(DECL_ARGS)

{

const struct mdoc_node *bl, *nn;

char buf[24];

int i;

const struct roff_node *bl, *nn;

size_t width, offset, ncols, dcol;

size_t ncols, dcol;

int i, offset, width;

enum mdoc_list type;

if (MDOC_BLOCK == n->type) {

if (n->type == ROFFT_BLOCK) {

print_bvspace(p, n->parent->parent, n);

return(1);

}

Line 651 termp_it_pre(DECL_ARGS)

Line 619 termp_it_pre(DECL_ARGS)

type = bl->norm->Bl.type;

* Defaults for specific list types.

switch (type) {

case LIST_bullet:

/* FALLTHROUGH */

case LIST_dash:

/* FALLTHROUGH */

case LIST_hyphen:

/* FALLTHROUGH */

case LIST_enum:

width = term_len(p, 2);

break;

case LIST_hang:

width = term_len(p, 8);

break;

case LIST_column:

/* FALLTHROUGH */

case LIST_tag:

width = term_len(p, 10);

break;

default:

width = 0;

break;

}

offset = 0;

* First calculate width and offset. This is pretty easy unless

* we're a -column list, in which case all prior columns must

* be accounted for.

width = offset = 0;

if (bl->norm->Bl.offs != NULL) {

offset = a2width(p, bl->norm->Bl.offs);

if (offset < 0 && (size_t)(-offset) > p->offset)

offset = -p->offset;

else if (offset > SHRT_MAX)

offset = 0;

}

if (bl->norm->Bl.offs)

offset = a2offs(p, bl->norm->Bl.offs);

switch (type) {

case LIST_column:

if (MDOC_HEAD == n->type)

if (n->type == ROFFT_HEAD)

break;

Line 680 termp_it_pre(DECL_ARGS)

Line 679 termp_it_pre(DECL_ARGS)

ncols == 5 ? term_len(p, 3) : term_len(p, 1);

* Calculate the offset by applying all prior MDOC_BODY,

* Calculate the offset by applying all prior ROFFT_BODY,

* so we stop at the MDOC_HEAD (NULL == nn->prev).

* so we stop at the ROFFT_HEAD (nn->prev == NULL).

for (i = 0, nn = n->prev;

Line 714 termp_it_pre(DECL_ARGS)

Line 713 termp_it_pre(DECL_ARGS)

* number for buffering single arguments. See the above

* handling for column for how this changes.

assert(bl->norm->Bl.width);

width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);

if (width < 0 && (size_t)(-width) > p->offset)

width = -p->offset;

else if (width > SHRT_MAX)

width = 0;

break;

}

* List-type can override the width in the case of fixed-head

* values (bullet, dash/hyphen, enum). Tags need a non-zero

* offset.

switch (type) {

case LIST_bullet:

/* FALLTHROUGH */

case LIST_dash:

/* FALLTHROUGH */

case LIST_hyphen:

/* FALLTHROUGH */

case LIST_enum:

if (width < term_len(p, 2))

width = term_len(p, 2);

break;

case LIST_hang:

if (0 == width)

width = term_len(p, 8);

break;

case LIST_column:

/* FALLTHROUGH */

case LIST_tag:

if (0 == width)

width = term_len(p, 10);

break;

default:

break;

}

* Whitespace control. Inset bodies need an initial space,

* while diagonal bodies need two.

Line 759 termp_it_pre(DECL_ARGS)

Line 730 termp_it_pre(DECL_ARGS)

switch (type) {

case LIST_diag:

if (MDOC_BODY == n->type)

if (n->type == ROFFT_BODY)

term_word(p, "\\ \\ ");

break;

case LIST_inset:

if (MDOC_BODY == n->type && n->parent->head->nchild)

if (n->type == ROFFT_BODY && n->parent->head->nchild)

term_word(p, "\\ ");

break;

default:

Line 774 termp_it_pre(DECL_ARGS)

Line 745 termp_it_pre(DECL_ARGS)

switch (type) {

case LIST_diag:

if (MDOC_HEAD == n->type)

if (n->type == ROFFT_HEAD)

term_fontpush(p, TERMFONT_BOLD);

break;

default:

Line 792 termp_it_pre(DECL_ARGS)

Line 763 termp_it_pre(DECL_ARGS)

case LIST_enum:

* Weird special case.

* Very narrow enum lists actually hang.

* Some very narrow lists actually hang.

if (width == term_len(p, 2))

p->flags |= TERMP_HANG;

/* FALLTHROUGH */

case LIST_bullet:

/* FALLTHROUGH */

case LIST_dash:

/* FALLTHROUGH */

case LIST_hyphen:

if (MDOC_HEAD != n->type)

if (width <= (int)term_len(p, 2))

p->flags |= TERMP_HANG;

if (n->type != ROFFT_HEAD)

break;

p->flags |= TERMP_NOBREAK;

p->trailspace = 1;

break;

case LIST_hang:

if (MDOC_HEAD != n->type)

if (n->type != ROFFT_HEAD)

break;

Line 827 termp_it_pre(DECL_ARGS)

Line 798 termp_it_pre(DECL_ARGS)

p->trailspace = 1;

break;

case LIST_tag:

if (MDOC_HEAD != n->type)

if (n->type != ROFFT_HEAD)

break;

p->flags |= TERMP_NOBREAK | TERMP_BRIND;

Line 837 termp_it_pre(DECL_ARGS)

Line 808 termp_it_pre(DECL_ARGS)

p->flags |= TERMP_DANGLE;

break;

case LIST_column:

if (MDOC_HEAD == n->type)

if (n->type == ROFFT_HEAD)

break;

if (NULL == n->next) {

Line 850 termp_it_pre(DECL_ARGS)

Line 821 termp_it_pre(DECL_ARGS)

break;

case LIST_diag:

if (MDOC_HEAD != n->type)

if (n->type != ROFFT_HEAD)

break;

p->flags |= TERMP_NOBREAK | TERMP_BRIND;

p->trailspace = 1;

Line 874 termp_it_pre(DECL_ARGS)

Line 845 termp_it_pre(DECL_ARGS)

* don't want to recalculate rmargin and offsets when

* using `Bd' or `Bl' within `-hang' overstep lists.

if (MDOC_HEAD == n->type &&

if (n->type == ROFFT_HEAD &&

NULL != n->next &&

NULL != n->next->child &&

(MDOC_Bl == n->next->child->tok ||

Line 890 termp_it_pre(DECL_ARGS)

Line 861 termp_it_pre(DECL_ARGS)

case LIST_hyphen:

/* FALLTHROUGH */

case LIST_tag:

assert(width);

if (n->type == ROFFT_HEAD)

if (MDOC_HEAD == n->type)

p->rmargin = p->offset + width;

else {

else

p->offset += width;

if (p->rmargin < p->offset)

p->rmargin = p->offset;

}

break;

case LIST_column:

assert(width);

Line 906 termp_it_pre(DECL_ARGS)

Line 873 termp_it_pre(DECL_ARGS)

* XXX - this behaviour is not documented: the

* right-most column is filled to the right margin.

if (MDOC_HEAD == n->type)

if (n->type == ROFFT_HEAD)

break;

if (NULL == n->next && p->rmargin < p->maxrmargin)

p->rmargin = p->maxrmargin;

Line 920 termp_it_pre(DECL_ARGS)

Line 887 termp_it_pre(DECL_ARGS)

* HEAD character (temporarily bold, in some cases).

if (MDOC_HEAD == n->type)

if (n->type == ROFFT_HEAD)

switch (type) {

case LIST_bullet:

term_fontpush(p, TERMFONT_BOLD);

Line 958 termp_it_pre(DECL_ARGS)

Line 925 termp_it_pre(DECL_ARGS)

case LIST_hyphen:

/* FALLTHROUGH */

case LIST_enum:

if (MDOC_HEAD == n->type)

if (n->type == ROFFT_HEAD)

return(0);

break;

case LIST_column:

if (MDOC_HEAD == n->type)

if (n->type == ROFFT_HEAD)

return(0);

break;

default:

Line 977 termp_it_post(DECL_ARGS)

Line 944 termp_it_post(DECL_ARGS)

{

enum mdoc_list type;

if (MDOC_BLOCK == n->type)

if (n->type == ROFFT_BLOCK)

return;

type = n->parent->parent->parent->norm->Bl.type;

Line 988 termp_it_post(DECL_ARGS)

Line 955 termp_it_post(DECL_ARGS)

case LIST_diag:

/* FALLTHROUGH */

case LIST_inset:

if (MDOC_BODY == n->type)

if (n->type == ROFFT_BODY)

term_newln(p);

break;

case LIST_column:

if (MDOC_BODY == n->type)

if (n->type == ROFFT_BODY)

term_flushln(p);

break;

default:

Line 1014 termp_it_post(DECL_ARGS)

Line 981 termp_it_post(DECL_ARGS)

static int

termp_nm_pre(DECL_ARGS)

{

const char *cp;

if (MDOC_BLOCK == n->type) {

if (n->type == ROFFT_BLOCK) {

p->flags |= TERMP_PREKEEP;

return(1);

}

if (MDOC_BODY == n->type) {

if (n->type == ROFFT_BODY) {

if (NULL == n->child)

return(0);

p->flags |= TERMP_NOSPACE;

p->offset += term_len(p, 1) +

cp = NULL;

(NULL == n->prev->child ?

if (n->prev->child != NULL)

term_strlen(p, meta->name) :

cp = n->prev->child->string;

MDOC_TEXT == n->prev->child->type ?

if (cp == NULL)

term_strlen(p, n->prev->child->string) :

cp = meta->name;

term_len(p, 5));

if (cp == NULL)

if (p->rmargin < p->offset)

p->offset += term_len(p, 6);

p->rmargin = p->offset;

else

p->offset += term_len(p, 1) + term_strlen(p, cp);

return(1);

}

if (NULL == n->child && NULL == meta->name)

return(0);

if (MDOC_HEAD == n->type)

if (n->type == ROFFT_HEAD)

synopsis_pre(p, n->parent);

if (MDOC_HEAD == n->type &&

if (n->type == ROFFT_HEAD &&

NULL != n->next && NULL != n->next->child) {

p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;

p->trailspace = 1;

p->rmargin = p->offset + term_len(p, 1);

if (NULL == n->child) {

p->rmargin += term_strlen(p, meta->name);

} else if (MDOC_TEXT == n->child->type) {

} else if (n->child->type == ROFFT_TEXT) {

p->rmargin += term_strlen(p, n->child->string);

if (n->child->next)

p->flags |= TERMP_HANG;

Line 1068 static void

Line 1037 static void

termp_nm_post(DECL_ARGS)

{

if (MDOC_BLOCK == n->type) {

if (n->type == ROFFT_BLOCK) {

p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);

} else if (MDOC_HEAD == n->type &&

} else if (n->type == ROFFT_HEAD &&

NULL != n->next && NULL != n->next->child) {

term_flushln(p);

p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);

p->trailspace = 0;

} else if (MDOC_BODY == n->type && n->child)

} else if (n->type == ROFFT_BODY && n->child != NULL)

term_flushln(p);

}

Line 1083 static int

Line 1052 static int

termp_fl_pre(DECL_ARGS)

{

termp_tag_pre(p, pair, meta, n);

term_fontpush(p, TERMFONT_BOLD);

term_word(p, "\\-");

if ( ! (n->nchild == 0 &&

(n->next == NULL ||

n->next->type == MDOC_TEXT ||

n->next->type == ROFFT_TEXT ||

n->next->flags & MDOC_LINE)))

p->flags |= TERMP_NOSPACE;

Line 1121 termp_an_pre(DECL_ARGS)

Line 1091 termp_an_pre(DECL_ARGS)

return(0);

}

if (n->child == NULL)

return(0);

if (p->flags & TERMP_SPLIT)

term_newln(p);

Line 1148 termp_rs_pre(DECL_ARGS)

Line 1115 termp_rs_pre(DECL_ARGS)

if (SEC_SEE_ALSO != n->sec)

return(1);

if (MDOC_BLOCK == n->type && n->prev)

if (n->type == ROFFT_BLOCK && n->prev != NULL)

term_vspace(p);

return(1);

}

Line 1244 static int

Line 1211 static int

termp_nd_pre(DECL_ARGS)

{

if (MDOC_BODY != n->type)

if (n->type == ROFFT_BODY)

return(1);

term_word(p, "\\(en");

#if defined(__OpenBSD__) || defined(__linux__)

term_word(p, "\\(en");

#else

term_word(p, "\\(em");

#endif

return(1);

}

Line 1259 static int

Line 1220 static int

termp_bl_pre(DECL_ARGS)

{

return(MDOC_HEAD != n->type);

return(n->type != ROFFT_HEAD);

}

static void

termp_bl_post(DECL_ARGS)

{

if (MDOC_BLOCK == n->type)

if (n->type == ROFFT_BLOCK)

term_newln(p);

}

Line 1277 termp_xr_pre(DECL_ARGS)

Line 1238 termp_xr_pre(DECL_ARGS)

if (NULL == (n = n->child))

return(0);

assert(MDOC_TEXT == n->type);

assert(n->type == ROFFT_TEXT);

term_word(p, n->string);

if (NULL == (n = n->next))

Line 1287 termp_xr_pre(DECL_ARGS)

Line 1248 termp_xr_pre(DECL_ARGS)

term_word(p, "(");

p->flags |= TERMP_NOSPACE;

assert(MDOC_TEXT == n->type);

assert(n->type == ROFFT_TEXT);

term_word(p, n->string);

p->flags |= TERMP_NOSPACE;

Line 1302 termp_xr_pre(DECL_ARGS)

Line 1263 termp_xr_pre(DECL_ARGS)

* macro combos).

static void

synopsis_pre(struct termp *p, const struct mdoc_node *n)

synopsis_pre(struct termp *p, const struct roff_node *n)

{

* Obviously, if we're not in a SYNOPSIS or no prior macros

Line 1357 static int

Line 1318 static int

termp_vt_pre(DECL_ARGS)

{

if (MDOC_ELEM == n->type) {

if (n->type == ROFFT_ELEM) {

synopsis_pre(p, n);

return(termp_under_pre(p, pair, meta, n));

} else if (MDOC_BLOCK == n->type) {

} else if (n->type == ROFFT_BLOCK) {

synopsis_pre(p, n);

return(1);

} else if (MDOC_HEAD == n->type)

} else if (n->type == ROFFT_HEAD)

return(0);

return(termp_under_pre(p, pair, meta, n));

Line 1373 static int

Line 1334 static int

termp_bold_pre(DECL_ARGS)

{

termp_tag_pre(p, pair, meta, n);

term_fontpush(p, TERMFONT_BOLD);

return(1);

}

Line 1396 static int

Line 1358 static int

termp_sh_pre(DECL_ARGS)

{

/* No vspace between consecutive `Sh' calls. */

switch (n->type) {

case MDOC_BLOCK:

case ROFFT_BLOCK:

if (n->prev && MDOC_Sh == n->prev->tok)

if (NULL == n->prev->body->child)

* Vertical space before sections, except

break;

* when the previous section was empty.

term_vspace(p);

if (n->prev == NULL ||

n->prev->tok != MDOC_Sh ||

(n->prev->body != NULL &&

n->prev->body->child != NULL))

term_vspace(p);

break;

case MDOC_HEAD:

case ROFFT_HEAD:

term_fontpush(p, TERMFONT_BOLD);

break;

case MDOC_BODY:

case ROFFT_BODY:

p->offset = term_len(p, p->defindent);

if (SEC_AUTHORS == n->sec)

switch (n->sec) {

case SEC_DESCRIPTION:

fn_prio = 0;

break;

case SEC_AUTHORS:

p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);

break;

default:

break;

}

break;

default:

break;

Line 1424 termp_sh_post(DECL_ARGS)

Line 1397 termp_sh_post(DECL_ARGS)

{

switch (n->type) {

case MDOC_HEAD:

case ROFFT_HEAD:

term_newln(p);

break;

case MDOC_BODY:

case ROFFT_BODY:

term_newln(p);

p->offset = 0;

break;

Line 1466 static int

Line 1439 static int

termp_d1_pre(DECL_ARGS)

{

if (MDOC_BLOCK != n->type)

if (n->type != ROFFT_BLOCK)

return(1);

term_newln(p);

p->offset += term_len(p, p->defindent + 1);

Line 1502 termp_fn_pre(DECL_ARGS)

Line 1475 termp_fn_pre(DECL_ARGS)

p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;

}

assert(MDOC_TEXT == n->type);

assert(n->type == ROFFT_TEXT);

term_fontpush(p, TERMFONT_BOLD);

term_word(p, n->string);

term_fontpop(p);

if (n->sec == SEC_DESCRIPTION) {

if ( ! tag_get(n->string, 0, ++fn_prio))

tag_put(n->string, 0, fn_prio, p->line);

}

if (pretty) {

term_flushln(p);

p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);

Line 1519 termp_fn_pre(DECL_ARGS)

Line 1497 termp_fn_pre(DECL_ARGS)

p->flags |= TERMP_NOSPACE;

for (n = n->next; n; n = n->next) {

assert(MDOC_TEXT == n->type);

assert(n->type == ROFFT_TEXT);

term_fontpush(p, TERMFONT_UNDER);

if (pretty)

p->flags |= TERMP_NBRWORD;

Line 1547 termp_fn_pre(DECL_ARGS)

Line 1525 termp_fn_pre(DECL_ARGS)

static int

termp_fa_pre(DECL_ARGS)

{

const struct mdoc_node *nn;

const struct roff_node *nn;

if (n->parent->tok != MDOC_Fo) {

term_fontpush(p, TERMFONT_UNDER);

Line 1573 static int

Line 1551 static int

termp_bd_pre(DECL_ARGS)

{

size_t tabwidth, lm, len, rm, rmax;

struct mdoc_node *nn;

struct roff_node *nn;

int offset;

if (MDOC_BLOCK == n->type) {

if (n->type == ROFFT_BLOCK) {

print_bvspace(p, n, n);

return(1);

} else if (MDOC_HEAD == n->type)

} else if (n->type == ROFFT_HEAD)

return(0);

if (n->norm->Bd.offs)

/* Handle the -offset argument. */

p->offset += a2offs(p, n->norm->Bd.offs);

if (n->norm->Bd.offs == NULL ||

! strcmp(n->norm->Bd.offs, "left"))

/* nothing */;

else if ( ! strcmp(n->norm->Bd.offs, "indent"))

p->offset += term_len(p, p->defindent + 1);

else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))

p->offset += term_len(p, (p->defindent + 1) * 2);

else {

offset = a2width(p, n->norm->Bd.offs);

if (offset < 0 && (size_t)(-offset) > p->offset)

p->offset = 0;

else if (offset < SHRT_MAX)

p->offset += offset;

}

* If -ragged or -filled are specified, the block does nothing

* but change the indentation. If -unfilled or -literal are

Line 1608 termp_bd_pre(DECL_ARGS)

Line 1601 termp_bd_pre(DECL_ARGS)

for (nn = n->child; nn; nn = nn->next) {

if (DISP_centered == n->norm->Bd.type) {

if (MDOC_TEXT == nn->type) {

if (nn->type == ROFFT_TEXT) {

len = term_strlen(p, nn->string);

p->offset = len >= rm ? 0 :

lm + len >= rm ? rm - len :

Line 1643 termp_bd_pre(DECL_ARGS)

Line 1636 termp_bd_pre(DECL_ARGS)

default:

break;

}

if (nn->next && nn->next->line == nn->line)

if (p->flags & TERMP_NONEWLINE ||

(nn->next && ! (nn->next->flags & MDOC_LINE)))

continue;

term_flushln(p);

p->flags |= TERMP_NOSPACE;

Line 1660 termp_bd_post(DECL_ARGS)

Line 1654 termp_bd_post(DECL_ARGS)

{

size_t rm, rmax;

if (MDOC_BODY != n->type)

if (n->type != ROFFT_BODY)

return;

rm = p->rmargin;

Line 1745 static void

Line 1739 static void

termp_pf_post(DECL_ARGS)

{

p->flags |= TERMP_NOSPACE;

if ( ! (n->next == NULL || n->next->flags & MDOC_LINE))

p->flags |= TERMP_NOSPACE;

}

static int

Line 1753 termp_ss_pre(DECL_ARGS)

Line 1748 termp_ss_pre(DECL_ARGS)

{

switch (n->type) {

case MDOC_BLOCK:

case ROFFT_BLOCK:

term_newln(p);

if (n->prev)

term_vspace(p);

break;

case MDOC_HEAD:

case ROFFT_HEAD:

term_fontpush(p, TERMFONT_BOLD);

p->offset = term_len(p, (p->defindent+1)/2);

break;

case MDOC_BODY:

case ROFFT_BODY:

p->offset = term_len(p, p->defindent);

break;

default:

Line 1776 static void

Line 1771 static void

termp_ss_post(DECL_ARGS)

{

if (n->type == MDOC_HEAD || n->type == MDOC_BODY)

if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)

term_newln(p);

}

Line 1825 termp_in_post(DECL_ARGS)

Line 1820 termp_in_post(DECL_ARGS)

static int

termp_sp_pre(DECL_ARGS)

{

size_t i, len;

struct roffsu su;

int i, len;

switch (n->tok) {

case MDOC_sp:

len = n->child ? a2height(p, n->child->string) : 1;

if (n->child) {

if ( ! a2roffsu(n->child->string, &su, SCALE_VS))

su.scale = 1.0;

len = term_vspan(p, &su);

} else

len = 1;

break;

case MDOC_br:

len = 0;

break;

default:

len = 1;

fn_prio = 0;

break;

}

if (0 == len)

term_newln(p);

for (i = 0; i < len; i++)

else if (len < 0)

term_vspace(p);

p->skipvsp -= len;

else

for (i = 0; i < len; i++)

term_vspace(p);

return(0);

}

static int

termp_es_pre(DECL_ARGS)

termp_skip_pre(DECL_ARGS)

{

return(0);

Line 1858 static int

Line 1863 static int

termp_quote_pre(DECL_ARGS)

{

if (MDOC_BODY != n->type && MDOC_ELEM != n->type)

if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)

return(1);

switch (n->tok) {

case MDOC_Ao:

/* FALLTHROUGH */

case MDOC_Aq:

term_word(p, "<");

term_word(p, n->nchild == 1 &&

n->child->tok == MDOC_Mt ? "<" : "\\(la");

break;

case MDOC_Bro:

/* FALLTHROUGH */

Line 1884 termp_quote_pre(DECL_ARGS)

Line 1890 termp_quote_pre(DECL_ARGS)

case MDOC_Do:

/* FALLTHROUGH */

case MDOC_Dq:

term_word(p, "\\(lq");

term_word(p, "\\(Lq");

break;

case MDOC_En:

if (NULL == n->norm->Es ||

Line 1892 termp_quote_pre(DECL_ARGS)

Line 1898 termp_quote_pre(DECL_ARGS)

return(1);

term_word(p, n->norm->Es->child->string);

break;

case MDOC_Eo:

break;

case MDOC_Po:

/* FALLTHROUGH */

case MDOC_Pq:

Line 1926 static void

Line 1930 static void

termp_quote_post(DECL_ARGS)

{

if (MDOC_BODY != n->type && MDOC_ELEM != n->type)

if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)

return;

if (MDOC_En != n->tok)

p->flags |= TERMP_NOSPACE;

switch (n->tok) {

case MDOC_Ao:

/* FALLTHROUGH */

case MDOC_Aq:

term_word(p, ">");

term_word(p, n->nchild == 1 &&

n->child->tok == MDOC_Mt ? ">" : "\\(ra");

break;

case MDOC_Bro:

/* FALLTHROUGH */

Line 1955 termp_quote_post(DECL_ARGS)

Line 1959 termp_quote_post(DECL_ARGS)

case MDOC_Do:

/* FALLTHROUGH */

case MDOC_Dq:

term_word(p, "\\(rq");

term_word(p, "\\(Rq");

break;

case MDOC_En:

if (NULL != n->norm->Es &&

if (n->norm->Es == NULL ||

NULL != n->norm->Es->child &&

n->norm->Es->child == NULL ||

NULL != n->norm->Es->child->next) {

n->norm->Es->child->next == NULL)

p->flags |= TERMP_NOSPACE;

p->flags &= ~TERMP_NOSPACE;

else

term_word(p, n->norm->Es->child->next->string);

}

break;

case MDOC_Eo:

break;

case MDOC_Po:

/* FALLTHROUGH */

case MDOC_Pq:

Line 1993 termp_quote_post(DECL_ARGS)

Line 1995 termp_quote_post(DECL_ARGS)

}

static int

termp_eo_pre(DECL_ARGS)

{

if (n->type != ROFFT_BODY)

return(1);

if (n->end == ENDBODY_NOT &&

n->parent->head->child == NULL &&

n->child != NULL &&

n->child->end != ENDBODY_NOT)

term_word(p, "\\&");

else if (n->end != ENDBODY_NOT ? n->child != NULL :

n->parent->head->child != NULL && (n->child != NULL ||

(n->parent->tail != NULL && n->parent->tail->child != NULL)))

p->flags |= TERMP_NOSPACE;

return(1);

}

static void

termp_eo_post(DECL_ARGS)

{

int body, tail;

if (n->type != ROFFT_BODY)

return;

if (n->end != ENDBODY_NOT) {

p->flags &= ~TERMP_NOSPACE;

return;

}

body = n->child != NULL || n->parent->head->child != NULL;

tail = n->parent->tail != NULL && n->parent->tail->child != NULL;

if (body && tail)

p->flags |= TERMP_NOSPACE;

else if ( ! (body || tail))

term_word(p, "\\&");

else if ( ! tail)

p->flags &= ~TERMP_NOSPACE;

}

static int

termp_fo_pre(DECL_ARGS)

{

size_t rmargin = 0;

Line 2000 termp_fo_pre(DECL_ARGS)

Line 2046 termp_fo_pre(DECL_ARGS)

pretty = MDOC_SYNPRETTY & n->flags;

if (MDOC_BLOCK == n->type) {

if (n->type == ROFFT_BLOCK) {

synopsis_pre(p, n);

return(1);

} else if (MDOC_BODY == n->type) {

} else if (n->type == ROFFT_BODY) {

if (pretty) {

rmargin = p->rmargin;

p->rmargin = p->offset + term_len(p, 4);

Line 2038 static void

Line 2084 static void

termp_fo_post(DECL_ARGS)

{

if (MDOC_BODY != n->type)

if (n->type != ROFFT_BODY)

return;

p->flags |= TERMP_NOSPACE;

Line 2055 static int

Line 2101 static int

termp_bf_pre(DECL_ARGS)

{

if (MDOC_HEAD == n->type)

if (n->type == ROFFT_HEAD)

return(0);

else if (MDOC_BODY != n->type)

else if (n->type != ROFFT_BODY)

return(1);

if (FONT_Em == n->norm->Bf.font)

Line 2135 termp_li_pre(DECL_ARGS)

Line 2181 termp_li_pre(DECL_ARGS)

static int

termp_lk_pre(DECL_ARGS)

{

const struct mdoc_node *link, *descr;

const struct roff_node *link, *descr;

if (NULL == (link = n->child))

return(0);

Line 2163 termp_bk_pre(DECL_ARGS)

Line 2209 termp_bk_pre(DECL_ARGS)

{

switch (n->type) {

case MDOC_BLOCK:

case ROFFT_BLOCK:

break;

case MDOC_HEAD:

case ROFFT_HEAD:

return(0);

case MDOC_BODY:

case ROFFT_BODY:

if (n->parent->args || 0 == n->prev->nchild)

p->flags |= TERMP_PREKEEP;

break;

Line 2183 static void

Line 2229 static void

termp_bk_post(DECL_ARGS)

{

if (MDOC_BODY == n->type)

if (n->type == ROFFT_BODY)

p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);

}

Line 2223 termp_under_pre(DECL_ARGS)

Line 2269 termp_under_pre(DECL_ARGS)

{

term_fontpush(p, TERMFONT_UNDER);

return(1);

}

static int

termp_tag_pre(DECL_ARGS)

{

if (n->child != NULL &&

n->child->type == ROFFT_TEXT &&

n->prev == NULL &&

(n->parent->tok == MDOC_It ||

(n->parent->tok == MDOC_Xo &&

n->parent->parent->prev == NULL &&

n->parent->parent->parent->tok == MDOC_It)) &&

! tag_get(n->child->string, 0, 1))

tag_put(n->child->string, 0, 1, p->line);

return(1);

}

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