version 1.51, 2009/11/10 12:03:30 |
version 1.239, 2022/08/15 18:46:30 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2010-2015,2017-2020,2022 Ingo Schwarze <schwarze@openbsd.org> |
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* Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
* copyright notice and this permission notice appear in all copies. |
* 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 |
* 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 |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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* |
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* Plain text formatter for man(7), used by mandoc(1) |
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* for ASCII, UTF-8, PostScript, and PDF output. |
*/ |
*/ |
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#include "config.h" |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
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#include <limits.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include "out.h" |
#include "mandoc_aux.h" |
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#include "mandoc.h" |
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#include "roff.h" |
#include "man.h" |
#include "man.h" |
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#include "out.h" |
#include "term.h" |
#include "term.h" |
#include "chars.h" |
#include "term_tag.h" |
#include "main.h" |
#include "main.h" |
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#define INDENT 7 |
#define MAXMARGINS 64 /* maximum number of indented scopes */ |
#define HALFINDENT 3 |
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/* FIXME: have PD set the default vspace width. */ |
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struct mtermp { |
struct mtermp { |
int fl; |
int lmargin[MAXMARGINS]; /* margins (incl. vis. page) */ |
#define MANT_LITERAL (1 << 0) |
int lmargincur; /* index of current margin */ |
/* |
int lmarginsz; /* actual number of nested margins */ |
* Default amount to indent the left margin after leading text |
size_t offset; /* default offset to visible page */ |
* has been printed (e.g., `HP' left-indent, `TP' and `IP' body |
int pardist; /* vert. space before par., unit: [v] */ |
* indent). This needs to be saved because `HP' and so on, if |
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* not having a specified value, must default. |
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* |
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* Note that this is the indentation AFTER the left offset, so |
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* the total offset is usually offset + lmargin. |
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*/ |
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size_t lmargin; |
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/* |
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* The default offset, i.e., the amount between any text and the |
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* page boundary. |
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*/ |
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size_t offset; |
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}; |
}; |
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#define DECL_ARGS struct termp *p, \ |
#define DECL_ARGS struct termp *p, \ |
struct mtermp *mt, \ |
struct mtermp *mt, \ |
const struct man_node *n, \ |
struct roff_node *n, \ |
const struct man_meta *m |
const struct roff_meta *meta |
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struct termact { |
struct man_term_act { |
int (*pre)(DECL_ARGS); |
int (*pre)(DECL_ARGS); |
void (*post)(DECL_ARGS); |
void (*post)(DECL_ARGS); |
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int flags; |
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#define MAN_NOTEXT (1 << 0) /* Never has text children. */ |
}; |
}; |
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#ifdef __linux__ |
static void print_man_nodelist(DECL_ARGS); |
extern size_t strlcpy(char *, const char *, size_t); |
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extern size_t strlcat(char *, const char *, size_t); |
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#endif |
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static int a2width(const struct man_node *); |
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static int a2height(const struct man_node *); |
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static void print_man_head(struct termp *, |
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const struct man_meta *); |
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static void print_man_body(DECL_ARGS); |
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static void print_man_node(DECL_ARGS); |
static void print_man_node(DECL_ARGS); |
static void print_man_foot(struct termp *, |
static void print_man_head(struct termp *, |
const struct man_meta *); |
const struct roff_meta *); |
static void print_bvspace(struct termp *, |
static void print_man_foot(struct termp *, |
const struct man_node *); |
const struct roff_meta *); |
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static void print_bvspace(struct termp *, |
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struct roff_node *, int); |
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static int pre_B(DECL_ARGS); |
static int pre_B(DECL_ARGS); |
static int pre_BI(DECL_ARGS); |
static int pre_DT(DECL_ARGS); |
static int pre_HP(DECL_ARGS); |
static int pre_HP(DECL_ARGS); |
static int pre_I(DECL_ARGS); |
static int pre_I(DECL_ARGS); |
static int pre_IP(DECL_ARGS); |
static int pre_IP(DECL_ARGS); |
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static int pre_OP(DECL_ARGS); |
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static int pre_PD(DECL_ARGS); |
static int pre_PP(DECL_ARGS); |
static int pre_PP(DECL_ARGS); |
static int pre_RB(DECL_ARGS); |
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static int pre_RI(DECL_ARGS); |
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static int pre_RS(DECL_ARGS); |
static int pre_RS(DECL_ARGS); |
static int pre_SH(DECL_ARGS); |
static int pre_SH(DECL_ARGS); |
static int pre_SS(DECL_ARGS); |
static int pre_SS(DECL_ARGS); |
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static int pre_SY(DECL_ARGS); |
static int pre_TP(DECL_ARGS); |
static int pre_TP(DECL_ARGS); |
static int pre_br(DECL_ARGS); |
static int pre_UR(DECL_ARGS); |
static int pre_fi(DECL_ARGS); |
static int pre_abort(DECL_ARGS); |
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static int pre_alternate(DECL_ARGS); |
static int pre_ign(DECL_ARGS); |
static int pre_ign(DECL_ARGS); |
static int pre_nf(DECL_ARGS); |
static int pre_in(DECL_ARGS); |
static int pre_r(DECL_ARGS); |
static int pre_literal(DECL_ARGS); |
static int pre_sp(DECL_ARGS); |
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static void post_B(DECL_ARGS); |
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static void post_I(DECL_ARGS); |
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static void post_IP(DECL_ARGS); |
static void post_IP(DECL_ARGS); |
static void post_HP(DECL_ARGS); |
static void post_HP(DECL_ARGS); |
static void post_RS(DECL_ARGS); |
static void post_RS(DECL_ARGS); |
static void post_SH(DECL_ARGS); |
static void post_SH(DECL_ARGS); |
static void post_SS(DECL_ARGS); |
static void post_SY(DECL_ARGS); |
static void post_TP(DECL_ARGS); |
static void post_TP(DECL_ARGS); |
static void post_i(DECL_ARGS); |
static void post_UR(DECL_ARGS); |
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static const struct termact termacts[MAN_MAX] = { |
static const struct man_term_act man_term_acts[MAN_MAX - MAN_TH] = { |
{ pre_br, NULL }, /* br */ |
{ NULL, NULL, 0 }, /* TH */ |
{ NULL, NULL }, /* TH */ |
{ pre_SH, post_SH, 0 }, /* SH */ |
{ pre_SH, post_SH }, /* SH */ |
{ pre_SS, post_SH, 0 }, /* SS */ |
{ pre_SS, post_SS }, /* SS */ |
{ pre_TP, post_TP, 0 }, /* TP */ |
{ pre_TP, post_TP }, /* TP */ |
{ pre_TP, post_TP, 0 }, /* TQ */ |
{ pre_PP, NULL }, /* LP */ |
{ pre_abort, NULL, 0 }, /* LP */ |
{ pre_PP, NULL }, /* PP */ |
{ pre_PP, NULL, 0 }, /* PP */ |
{ pre_PP, NULL }, /* P */ |
{ pre_abort, NULL, 0 }, /* P */ |
{ pre_IP, post_IP }, /* IP */ |
{ pre_IP, post_IP, 0 }, /* IP */ |
{ pre_HP, post_HP }, /* HP */ |
{ pre_HP, post_HP, 0 }, /* HP */ |
{ NULL, NULL }, /* SM */ |
{ NULL, NULL, 0 }, /* SM */ |
{ pre_B, post_B }, /* SB */ |
{ pre_B, NULL, 0 }, /* SB */ |
{ pre_BI, NULL }, /* BI */ |
{ pre_alternate, NULL, 0 }, /* BI */ |
{ pre_BI, NULL }, /* IB */ |
{ pre_alternate, NULL, 0 }, /* IB */ |
{ pre_RB, NULL }, /* BR */ |
{ pre_alternate, NULL, 0 }, /* BR */ |
{ pre_RB, NULL }, /* RB */ |
{ pre_alternate, NULL, 0 }, /* RB */ |
{ NULL, NULL }, /* R */ |
{ NULL, NULL, 0 }, /* R */ |
{ pre_B, post_B }, /* B */ |
{ pre_B, NULL, 0 }, /* B */ |
{ pre_I, post_I }, /* I */ |
{ pre_I, NULL, 0 }, /* I */ |
{ pre_RI, NULL }, /* IR */ |
{ pre_alternate, NULL, 0 }, /* IR */ |
{ pre_RI, NULL }, /* RI */ |
{ pre_alternate, NULL, 0 }, /* RI */ |
{ NULL, NULL }, /* na */ |
{ NULL, NULL, 0 }, /* RE */ |
{ pre_I, post_i }, /* i */ |
{ pre_RS, post_RS, 0 }, /* RS */ |
{ pre_sp, NULL }, /* sp */ |
{ pre_DT, NULL, MAN_NOTEXT }, /* DT */ |
{ pre_nf, NULL }, /* nf */ |
{ pre_ign, NULL, MAN_NOTEXT }, /* UC */ |
{ pre_fi, NULL }, /* fi */ |
{ pre_PD, NULL, MAN_NOTEXT }, /* PD */ |
{ pre_r, NULL }, /* r */ |
{ pre_ign, NULL, MAN_NOTEXT }, /* AT */ |
{ NULL, NULL }, /* RE */ |
{ pre_in, NULL, MAN_NOTEXT }, /* in */ |
{ pre_RS, post_RS }, /* RS */ |
{ pre_SY, post_SY, 0 }, /* SY */ |
{ pre_ign, NULL }, /* DT */ |
{ NULL, NULL, 0 }, /* YS */ |
{ pre_ign, NULL }, /* UC */ |
{ pre_OP, NULL, 0 }, /* OP */ |
{ pre_ign, NULL }, /* PD */ |
{ pre_literal, NULL, 0 }, /* EX */ |
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{ pre_literal, NULL, 0 }, /* EE */ |
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{ pre_UR, post_UR, 0 }, /* UR */ |
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{ NULL, NULL, 0 }, /* UE */ |
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{ pre_UR, post_UR, 0 }, /* MT */ |
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{ NULL, NULL, 0 }, /* ME */ |
}; |
}; |
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static const struct man_term_act *man_term_act(enum roff_tok); |
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static const struct man_term_act * |
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man_term_act(enum roff_tok tok) |
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{ |
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assert(tok >= MAN_TH && tok <= MAN_MAX); |
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return man_term_acts + (tok - MAN_TH); |
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} |
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void |
void |
terminal_man(void *arg, const struct man *man) |
terminal_man(void *arg, const struct roff_meta *man) |
{ |
{ |
struct termp *p; |
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const struct man_node *n; |
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const struct man_meta *m; |
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struct mtermp mt; |
struct mtermp mt; |
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struct termp *p; |
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struct roff_node *n, *nc, *nn; |
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size_t save_defindent; |
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p = (struct termp *)arg; |
p = (struct termp *)arg; |
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save_defindent = p->defindent; |
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if (p->synopsisonly == 0 && p->defindent == 0) |
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p->defindent = 7; |
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p->tcol->rmargin = p->maxrmargin = p->defrmargin; |
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term_tab_set(p, NULL); |
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term_tab_set(p, "T"); |
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term_tab_set(p, ".5i"); |
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if (NULL == p->symtab) |
memset(&mt, 0, sizeof(mt)); |
switch (p->enc) { |
mt.lmargin[mt.lmargincur] = term_len(p, p->defindent); |
case (TERMENC_ASCII): |
mt.offset = term_len(p, p->defindent); |
p->symtab = chars_init(CHARS_ASCII); |
mt.pardist = 1; |
break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
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n = man_node(man); |
n = man->first->child; |
m = man_meta(man); |
if (p->synopsisonly) { |
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for (nn = NULL; n != NULL; n = n->next) { |
print_man_head(p, m); |
if (n->tok != MAN_SH) |
p->flags |= TERMP_NOSPACE; |
continue; |
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nc = n->child->child; |
mt.fl = 0; |
if (nc->type != ROFFT_TEXT) |
mt.lmargin = INDENT; |
continue; |
mt.offset = INDENT; |
if (strcmp(nc->string, "SYNOPSIS") == 0) |
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break; |
if (n->child) |
if (nn == NULL && strcmp(nc->string, "NAME") == 0) |
print_man_body(p, &mt, n->child, m); |
nn = n; |
print_man_foot(p, m); |
} |
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if (n == NULL) |
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n = nn; |
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p->flags |= TERMP_NOSPACE; |
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if (n != NULL && (n = n->child->next->child) != NULL) |
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print_man_nodelist(p, &mt, n, man); |
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term_newln(p); |
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} else { |
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term_begin(p, print_man_head, print_man_foot, man); |
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p->flags |= TERMP_NOSPACE; |
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if (n != NULL) |
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print_man_nodelist(p, &mt, n, man); |
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term_end(p); |
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} |
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p->defindent = save_defindent; |
} |
} |
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/* |
static int |
* Printing leading vertical space before a block. |
a2height(const struct man_node *n) |
* This is used for the paragraph macros. |
{ |
* The rules are pretty simple, since there's very little nesting going |
struct roffsu su; |
* on here. Basically, if we're the first within another block (SS/SH), |
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* then don't emit vertical space. If we are (RS), then do. If not the |
assert(MAN_TEXT == n->type); |
* first, print it. |
assert(n->string); |
*/ |
if ( ! a2roffsu(n->string, &su, SCALE_VS)) |
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SCALE_VS_INIT(&su, strlen(n->string)); |
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return((int)term_vspan(&su)); |
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} |
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static int |
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a2width(const struct man_node *n) |
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{ |
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struct roffsu su; |
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assert(MAN_TEXT == n->type); |
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assert(n->string); |
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if ( ! a2roffsu(n->string, &su, SCALE_BU)) |
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return(-1); |
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return((int)term_hspan(&su)); |
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} |
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static void |
static void |
print_bvspace(struct termp *p, const struct man_node *n) |
print_bvspace(struct termp *p, struct roff_node *n, int pardist) |
{ |
{ |
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struct roff_node *nch; |
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int i; |
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term_newln(p); |
term_newln(p); |
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if (NULL == n->prev) |
if (n->body != NULL && |
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(nch = roff_node_child(n->body)) != NULL && |
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nch->type == ROFFT_TBL) |
return; |
return; |
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if (MAN_SS == n->prev->tok) |
if (n->parent->tok != MAN_RS && roff_node_prev(n) == NULL) |
return; |
return; |
if (MAN_SH == n->prev->tok) |
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return; |
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term_vspace(p); |
for (i = 0; i < pardist; i++) |
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term_vspace(p); |
} |
} |
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/* ARGSUSED */ |
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static int |
static int |
pre_ign(DECL_ARGS) |
pre_abort(DECL_ARGS) |
{ |
{ |
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abort(); |
return(0); |
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} |
} |
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/* ARGSUSED */ |
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static int |
static int |
pre_I(DECL_ARGS) |
pre_ign(DECL_ARGS) |
{ |
{ |
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return 0; |
p->under++; |
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return(1); |
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} |
} |
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/* ARGSUSED */ |
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static int |
static int |
pre_r(DECL_ARGS) |
pre_I(DECL_ARGS) |
{ |
{ |
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term_fontrepl(p, TERMFONT_UNDER); |
p->bold = p->under = 0; |
return 1; |
return(1); |
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} |
} |
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/* ARGSUSED */ |
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static void |
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post_i(DECL_ARGS) |
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{ |
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if (n->nchild) |
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p->under--; |
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} |
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/* ARGSUSED */ |
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static void |
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post_I(DECL_ARGS) |
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{ |
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p->under--; |
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} |
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/* ARGSUSED */ |
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static int |
static int |
pre_fi(DECL_ARGS) |
pre_literal(DECL_ARGS) |
{ |
{ |
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term_newln(p); |
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mt->fl &= ~MANT_LITERAL; |
/* |
return(1); |
* Unlike .IP and .TP, .HP does not have a HEAD. |
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* So in case a second call to term_flushln() is needed, |
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* indentation has to be set up explicitly. |
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*/ |
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if (n->parent->tok == MAN_HP && p->tcol->rmargin < p->maxrmargin) { |
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p->tcol->offset = p->tcol->rmargin; |
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p->tcol->rmargin = p->maxrmargin; |
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p->trailspace = 0; |
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p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND); |
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p->flags |= TERMP_NOSPACE; |
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} |
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return 0; |
} |
} |
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/* ARGSUSED */ |
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static int |
static int |
pre_nf(DECL_ARGS) |
pre_PD(DECL_ARGS) |
{ |
{ |
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struct roffsu su; |
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term_newln(p); |
n = n->child; |
mt->fl |= MANT_LITERAL; |
if (n == NULL) { |
return(1); |
mt->pardist = 1; |
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return 0; |
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} |
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assert(n->type == ROFFT_TEXT); |
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if (a2roffsu(n->string, &su, SCALE_VS) != NULL) |
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mt->pardist = term_vspan(p, &su); |
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return 0; |
} |
} |
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/* ARGSUSED */ |
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static int |
static int |
pre_RB(DECL_ARGS) |
pre_alternate(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
enum termfont font[2]; |
int i; |
struct roff_node *nn; |
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int i; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
switch (n->tok) { |
if (i % 2 && MAN_RB == n->tok) |
case MAN_RB: |
p->bold++; |
font[0] = TERMFONT_NONE; |
else if ( ! (i % 2) && MAN_RB != n->tok) |
font[1] = TERMFONT_BOLD; |
p->bold++; |
break; |
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case MAN_RI: |
if (i > 0) |
font[0] = TERMFONT_NONE; |
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font[1] = TERMFONT_UNDER; |
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break; |
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case MAN_BR: |
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font[0] = TERMFONT_BOLD; |
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font[1] = TERMFONT_NONE; |
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break; |
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case MAN_BI: |
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font[0] = TERMFONT_BOLD; |
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font[1] = TERMFONT_UNDER; |
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break; |
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case MAN_IR: |
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font[0] = TERMFONT_UNDER; |
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font[1] = TERMFONT_NONE; |
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break; |
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case MAN_IB: |
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font[0] = TERMFONT_UNDER; |
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font[1] = TERMFONT_BOLD; |
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break; |
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default: |
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abort(); |
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} |
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for (i = 0, nn = n->child; nn != NULL; nn = nn->next, i = 1 - i) { |
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term_fontrepl(p, font[i]); |
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assert(nn->type == ROFFT_TEXT); |
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term_word(p, nn->string); |
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if (nn->flags & NODE_EOS) |
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p->flags |= TERMP_SENTENCE; |
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if (nn->next != NULL) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
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print_man_node(p, mt, nn, m); |
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if (i % 2 && MAN_RB == n->tok) |
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p->bold--; |
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else if ( ! (i % 2) && MAN_RB != n->tok) |
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p->bold--; |
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} |
} |
return(0); |
return 0; |
} |
} |
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/* ARGSUSED */ |
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static int |
static int |
pre_RI(DECL_ARGS) |
pre_B(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
term_fontrepl(p, TERMFONT_BOLD); |
int i; |
return 1; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
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if (i % 2 && MAN_RI == n->tok) |
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p->under++; |
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else if ( ! (i % 2) && MAN_RI != n->tok) |
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p->under++; |
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if (i > 0) |
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p->flags |= TERMP_NOSPACE; |
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print_man_node(p, mt, nn, m); |
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if (i % 2 && MAN_RI == n->tok) |
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p->under--; |
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else if ( ! (i % 2) && MAN_RI != n->tok) |
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p->under--; |
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} |
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return(0); |
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} |
} |
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/* ARGSUSED */ |
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static int |
static int |
pre_BI(DECL_ARGS) |
pre_OP(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
term_word(p, "["); |
int i; |
p->flags |= TERMP_KEEP | TERMP_NOSPACE; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
if ((n = n->child) != NULL) { |
if (i % 2 && MAN_BI == n->tok) |
term_fontrepl(p, TERMFONT_BOLD); |
p->under++; |
term_word(p, n->string); |
else if (i % 2) |
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p->bold++; |
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else if (MAN_BI == n->tok) |
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p->bold++; |
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else |
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p->under++; |
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if (i) |
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p->flags |= TERMP_NOSPACE; |
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print_man_node(p, mt, nn, m); |
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if (i % 2 && MAN_BI == n->tok) |
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p->under--; |
|
else if (i % 2) |
|
p->bold--; |
|
else if (MAN_BI == n->tok) |
|
p->bold--; |
|
else |
|
p->under--; |
|
} |
} |
return(0); |
if (n != NULL && n->next != NULL) { |
|
term_fontrepl(p, TERMFONT_UNDER); |
|
term_word(p, n->next->string); |
|
} |
|
term_fontrepl(p, TERMFONT_NONE); |
|
p->flags &= ~TERMP_KEEP; |
|
p->flags |= TERMP_NOSPACE; |
|
term_word(p, "]"); |
|
return 0; |
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_B(DECL_ARGS) |
pre_in(DECL_ARGS) |
{ |
{ |
|
struct roffsu su; |
|
const char *cp; |
|
size_t v; |
|
int less; |
|
|
p->bold++; |
term_newln(p); |
return(1); |
|
} |
|
|
|
|
if (n->child == NULL) { |
|
p->tcol->offset = mt->offset; |
|
return 0; |
|
} |
|
|
/* ARGSUSED */ |
cp = n->child->string; |
static void |
less = 0; |
post_B(DECL_ARGS) |
|
{ |
|
|
|
p->bold--; |
if (*cp == '-') |
} |
less = -1; |
|
else if (*cp == '+') |
|
less = 1; |
|
else |
|
cp--; |
|
|
|
if (a2roffsu(++cp, &su, SCALE_EN) == NULL) |
|
return 0; |
|
|
/* ARGSUSED */ |
v = term_hen(p, &su); |
static int |
|
pre_sp(DECL_ARGS) |
|
{ |
|
int i, len; |
|
|
|
len = n->child ? a2height(n->child) : 1; |
if (less < 0) |
|
p->tcol->offset -= p->tcol->offset > v ? v : p->tcol->offset; |
|
else if (less > 0) |
|
p->tcol->offset += v; |
|
else |
|
p->tcol->offset = v; |
|
if (p->tcol->offset > SHRT_MAX) |
|
p->tcol->offset = term_len(p, p->defindent); |
|
|
if (0 == len) |
return 0; |
term_newln(p); |
|
for (i = 0; i < len; i++) |
|
term_vspace(p); |
|
|
|
return(0); |
|
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_br(DECL_ARGS) |
pre_DT(DECL_ARGS) |
{ |
{ |
|
term_tab_set(p, NULL); |
term_newln(p); |
term_tab_set(p, "T"); |
return(0); |
term_tab_set(p, ".5i"); |
|
return 0; |
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_HP(DECL_ARGS) |
pre_HP(DECL_ARGS) |
{ |
{ |
size_t len; |
struct roffsu su; |
int ival; |
const struct roff_node *nn; |
const struct man_node *nn; |
int len; |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case ROFFT_BLOCK: |
print_bvspace(p, n); |
print_bvspace(p, n, mt->pardist); |
return(1); |
return 1; |
case (MAN_BODY): |
case ROFFT_HEAD: |
p->flags |= TERMP_NOBREAK; |
return 0; |
p->flags |= TERMP_TWOSPACE; |
case ROFFT_BODY: |
break; |
break; |
default: |
default: |
return(0); |
abort(); |
} |
} |
|
|
len = mt->lmargin; |
if (n->child == NULL) |
ival = -1; |
return 0; |
|
|
|
if ((n->child->flags & NODE_NOFILL) == 0) { |
|
p->flags |= TERMP_NOBREAK | TERMP_BRIND; |
|
p->trailspace = 2; |
|
} |
|
|
/* Calculate offset. */ |
/* Calculate offset. */ |
|
|
if (NULL != (nn = n->parent->head->child)) |
if ((nn = n->parent->head->child) != NULL && |
if ((ival = a2width(nn)) >= 0) |
a2roffsu(nn->string, &su, SCALE_EN) != NULL) { |
len = (size_t)ival; |
len = term_hen(p, &su); |
|
if (len < 0 && (size_t)(-len) > mt->offset) |
|
len = -mt->offset; |
|
else if (len > SHRT_MAX) |
|
len = term_len(p, p->defindent); |
|
mt->lmargin[mt->lmargincur] = len; |
|
} else |
|
len = mt->lmargin[mt->lmargincur]; |
|
|
if (0 == len) |
p->tcol->offset = mt->offset; |
len = 1; |
p->tcol->rmargin = mt->offset + len; |
|
return 1; |
p->offset = mt->offset; |
|
p->rmargin = mt->offset + len; |
|
|
|
if (ival >= 0) |
|
mt->lmargin = (size_t)ival; |
|
|
|
return(1); |
|
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static void |
static void |
post_HP(DECL_ARGS) |
post_HP(DECL_ARGS) |
{ |
{ |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case ROFFT_BLOCK: |
term_flushln(p); |
case ROFFT_HEAD: |
break; |
break; |
case (MAN_BODY): |
case ROFFT_BODY: |
term_flushln(p); |
term_newln(p); |
p->flags &= ~TERMP_NOBREAK; |
|
p->flags &= ~TERMP_TWOSPACE; |
/* |
p->offset = mt->offset; |
* Compatibility with a groff bug. |
p->rmargin = p->maxrmargin; |
* The .HP macro uses the undocumented .tag request |
|
* which causes a line break and cancels no-space |
|
* mode even if there isn't any output. |
|
*/ |
|
|
|
if (n->child == NULL) |
|
term_vspace(p); |
|
|
|
p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND); |
|
p->trailspace = 0; |
|
p->tcol->offset = mt->offset; |
|
p->tcol->rmargin = p->maxrmargin; |
break; |
break; |
default: |
default: |
break; |
abort(); |
} |
} |
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_PP(DECL_ARGS) |
pre_PP(DECL_ARGS) |
{ |
{ |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case ROFFT_BLOCK: |
mt->lmargin = INDENT; |
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
print_bvspace(p, n); |
print_bvspace(p, n, mt->pardist); |
break; |
break; |
default: |
case ROFFT_HEAD: |
p->offset = mt->offset; |
return 0; |
|
case ROFFT_BODY: |
|
p->tcol->offset = mt->offset; |
break; |
break; |
|
default: |
|
abort(); |
} |
} |
|
return 1; |
return(1); |
|
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_IP(DECL_ARGS) |
pre_IP(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
struct roffsu su; |
size_t len; |
const struct roff_node *nn; |
int ival; |
int len; |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_BODY): |
case ROFFT_BLOCK: |
p->flags |= TERMP_NOLPAD; |
print_bvspace(p, n, mt->pardist); |
p->flags |= TERMP_NOSPACE; |
return 1; |
break; |
case ROFFT_HEAD: |
case (MAN_HEAD): |
|
p->flags |= TERMP_NOBREAK; |
p->flags |= TERMP_NOBREAK; |
p->flags |= TERMP_TWOSPACE; |
p->trailspace = 1; |
break; |
break; |
case (MAN_BLOCK): |
case ROFFT_BODY: |
print_bvspace(p, n); |
p->flags |= TERMP_NOSPACE | TERMP_NONEWLINE; |
/* FALLTHROUGH */ |
break; |
default: |
default: |
return(1); |
abort(); |
} |
} |
|
|
len = mt->lmargin; |
/* Calculate the offset from the optional second argument. */ |
ival = -1; |
if ((nn = n->parent->head->child) != NULL && |
|
(nn = nn->next) != NULL && |
|
a2roffsu(nn->string, &su, SCALE_EN) != NULL) { |
|
len = term_hen(p, &su); |
|
if (len < 0 && (size_t)(-len) > mt->offset) |
|
len = -mt->offset; |
|
else if (len > SHRT_MAX) |
|
len = term_len(p, p->defindent); |
|
mt->lmargin[mt->lmargincur] = len; |
|
} else |
|
len = mt->lmargin[mt->lmargincur]; |
|
|
/* Calculate offset. */ |
|
|
|
if (NULL != (nn = n->parent->head->child)) |
|
if (NULL != (nn = nn->next)) { |
|
for ( ; nn->next; nn = nn->next) |
|
/* Do nothing. */ ; |
|
if ((ival = a2width(nn)) >= 0) |
|
len = (size_t)ival; |
|
} |
|
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_HEAD): |
case ROFFT_HEAD: |
/* Handle zero-width lengths. */ |
p->tcol->offset = mt->offset; |
if (0 == len) |
p->tcol->rmargin = mt->offset + len; |
len = 1; |
if (n->child != NULL) |
|
print_man_node(p, mt, n->child, meta); |
p->offset = mt->offset; |
return 0; |
p->rmargin = mt->offset + len; |
case ROFFT_BODY: |
if (ival < 0) |
p->tcol->offset = mt->offset + len; |
break; |
p->tcol->rmargin = p->maxrmargin; |
|
|
/* Set the saved left-margin. */ |
|
mt->lmargin = (size_t)ival; |
|
|
|
/* Don't print the length value. */ |
|
for (nn = n->child; nn->next; nn = nn->next) |
|
print_man_node(p, mt, nn, m); |
|
return(0); |
|
case (MAN_BODY): |
|
p->offset = mt->offset + len; |
|
p->rmargin = p->maxrmargin; |
|
break; |
break; |
default: |
default: |
break; |
abort(); |
} |
} |
|
return 1; |
return(1); |
|
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static void |
static void |
post_IP(DECL_ARGS) |
post_IP(DECL_ARGS) |
{ |
{ |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_HEAD): |
case ROFFT_BLOCK: |
|
break; |
|
case ROFFT_HEAD: |
term_flushln(p); |
term_flushln(p); |
p->flags &= ~TERMP_NOBREAK; |
p->flags &= ~TERMP_NOBREAK; |
p->flags &= ~TERMP_TWOSPACE; |
p->trailspace = 0; |
p->rmargin = p->maxrmargin; |
p->tcol->rmargin = p->maxrmargin; |
break; |
break; |
case (MAN_BODY): |
case ROFFT_BODY: |
term_flushln(p); |
term_newln(p); |
p->flags &= ~TERMP_NOLPAD; |
p->tcol->offset = mt->offset; |
break; |
break; |
default: |
default: |
break; |
abort(); |
} |
} |
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_TP(DECL_ARGS) |
pre_TP(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
struct roffsu su; |
size_t len; |
struct roff_node *nn; |
int ival; |
int len; |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_HEAD): |
case ROFFT_BLOCK: |
p->flags |= TERMP_NOBREAK; |
if (n->tok == MAN_TP) |
p->flags |= TERMP_TWOSPACE; |
print_bvspace(p, n, mt->pardist); |
|
return 1; |
|
case ROFFT_HEAD: |
|
p->flags |= TERMP_NOBREAK | TERMP_BRTRSP; |
|
p->trailspace = 1; |
break; |
break; |
case (MAN_BODY): |
case ROFFT_BODY: |
p->flags |= TERMP_NOLPAD; |
p->flags |= TERMP_NOSPACE | TERMP_NONEWLINE; |
p->flags |= TERMP_NOSPACE; |
|
break; |
break; |
case (MAN_BLOCK): |
|
print_bvspace(p, n); |
|
/* FALLTHROUGH */ |
|
default: |
default: |
return(1); |
abort(); |
} |
} |
|
|
len = (size_t)mt->lmargin; |
|
ival = -1; |
|
|
|
/* Calculate offset. */ |
/* Calculate offset. */ |
|
|
if (NULL != (nn = n->parent->head->child)) |
if ((nn = n->parent->head->child) != NULL && |
if (NULL != nn->next) |
nn->string != NULL && ! (NODE_LINE & nn->flags) && |
if ((ival = a2width(nn)) >= 0) |
a2roffsu(nn->string, &su, SCALE_EN) != NULL) { |
len = (size_t)ival; |
len = term_hen(p, &su); |
|
if (len < 0 && (size_t)(-len) > mt->offset) |
|
len = -mt->offset; |
|
else if (len > SHRT_MAX) |
|
len = term_len(p, p->defindent); |
|
mt->lmargin[mt->lmargincur] = len; |
|
} else |
|
len = mt->lmargin[mt->lmargincur]; |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_HEAD): |
case ROFFT_HEAD: |
/* Handle zero-length properly. */ |
p->tcol->offset = mt->offset; |
if (0 == len) |
p->tcol->rmargin = mt->offset + len; |
len = 1; |
|
|
|
p->offset = mt->offset; |
|
p->rmargin = mt->offset + len; |
|
|
|
/* Don't print same-line elements. */ |
/* Don't print same-line elements. */ |
for (nn = n->child; nn; nn = nn->next) |
nn = n->child; |
if (nn->line > n->line) |
while (nn != NULL && (nn->flags & NODE_LINE) == 0) |
print_man_node(p, mt, nn, m); |
nn = nn->next; |
|
|
if (ival >= 0) |
while (nn != NULL) { |
mt->lmargin = (size_t)ival; |
print_man_node(p, mt, nn, meta); |
|
nn = nn->next; |
return(0); |
} |
case (MAN_BODY): |
return 0; |
p->offset = mt->offset + len; |
case ROFFT_BODY: |
p->rmargin = p->maxrmargin; |
p->tcol->offset = mt->offset + len; |
|
p->tcol->rmargin = p->maxrmargin; |
|
p->trailspace = 0; |
|
p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP); |
break; |
break; |
default: |
default: |
break; |
abort(); |
} |
} |
|
return 1; |
return(1); |
|
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static void |
static void |
post_TP(DECL_ARGS) |
post_TP(DECL_ARGS) |
{ |
{ |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_HEAD): |
case ROFFT_BLOCK: |
term_flushln(p); |
|
p->flags &= ~TERMP_NOBREAK; |
|
p->flags &= ~TERMP_TWOSPACE; |
|
p->rmargin = p->maxrmargin; |
|
break; |
break; |
case (MAN_BODY): |
case ROFFT_HEAD: |
term_flushln(p); |
term_flushln(p); |
p->flags &= ~TERMP_NOLPAD; |
|
break; |
break; |
default: |
case ROFFT_BODY: |
|
term_newln(p); |
|
p->tcol->offset = mt->offset; |
break; |
break; |
|
default: |
|
abort(); |
} |
} |
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_SS(DECL_ARGS) |
pre_SS(DECL_ARGS) |
{ |
{ |
|
int i; |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case ROFFT_BLOCK: |
mt->lmargin = INDENT; |
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
mt->offset = INDENT; |
mt->offset = term_len(p, p->defindent); |
/* If following a prior empty `SS', no vspace. */ |
|
if (n->prev && MAN_SS == n->prev->tok) |
|
if (NULL == n->prev->body->child) |
|
break; |
|
if (NULL == n->prev) |
|
break; |
|
term_vspace(p); |
|
break; |
|
case (MAN_HEAD): |
|
p->bold++; |
|
p->offset = HALFINDENT; |
|
break; |
|
case (MAN_BODY): |
|
p->offset = mt->offset; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
return(1); |
/* |
} |
* No vertical space before the first subsection |
|
* and after an empty subsection. |
|
*/ |
|
|
|
if ((n = roff_node_prev(n)) == NULL || |
|
(n->tok == MAN_SS && roff_node_child(n->body) == NULL)) |
|
break; |
|
|
/* ARGSUSED */ |
for (i = 0; i < mt->pardist; i++) |
static void |
term_vspace(p); |
post_SS(DECL_ARGS) |
|
{ |
|
|
|
switch (n->type) { |
|
case (MAN_HEAD): |
|
term_newln(p); |
|
p->bold--; |
|
break; |
break; |
case (MAN_BODY): |
case ROFFT_HEAD: |
term_newln(p); |
term_fontrepl(p, TERMFONT_BOLD); |
|
p->tcol->offset = term_len(p, 3); |
|
p->tcol->rmargin = mt->offset; |
|
p->trailspace = mt->offset; |
|
p->flags |= TERMP_NOBREAK | TERMP_BRIND; |
break; |
break; |
|
case ROFFT_BODY: |
|
p->tcol->offset = mt->offset; |
|
p->tcol->rmargin = p->maxrmargin; |
|
p->trailspace = 0; |
|
p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND); |
|
break; |
default: |
default: |
break; |
break; |
} |
} |
|
return 1; |
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_SH(DECL_ARGS) |
pre_SH(DECL_ARGS) |
{ |
{ |
|
int i; |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case ROFFT_BLOCK: |
mt->lmargin = INDENT; |
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
mt->offset = INDENT; |
mt->offset = term_len(p, p->defindent); |
/* If following a prior empty `SH', no vspace. */ |
|
if (n->prev && MAN_SH == n->prev->tok) |
/* |
if (NULL == n->prev->body->child) |
* No vertical space before the first section |
break; |
* and after an empty section. |
term_vspace(p); |
*/ |
|
|
|
if ((n = roff_node_prev(n)) == NULL || |
|
(n->tok == MAN_SH && roff_node_child(n->body) == NULL)) |
|
break; |
|
|
|
for (i = 0; i < mt->pardist; i++) |
|
term_vspace(p); |
break; |
break; |
case (MAN_HEAD): |
case ROFFT_HEAD: |
p->bold++; |
term_fontrepl(p, TERMFONT_BOLD); |
p->offset = 0; |
p->tcol->offset = 0; |
|
p->tcol->rmargin = mt->offset; |
|
p->trailspace = mt->offset; |
|
p->flags |= TERMP_NOBREAK | TERMP_BRIND; |
break; |
break; |
case (MAN_BODY): |
case ROFFT_BODY: |
p->offset = mt->offset; |
p->tcol->offset = mt->offset; |
|
p->tcol->rmargin = p->maxrmargin; |
|
p->trailspace = 0; |
|
p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND); |
break; |
break; |
default: |
default: |
break; |
abort(); |
} |
} |
|
return 1; |
return(1); |
|
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static void |
static void |
post_SH(DECL_ARGS) |
post_SH(DECL_ARGS) |
{ |
{ |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_HEAD): |
case ROFFT_BLOCK: |
term_newln(p); |
|
p->bold--; |
|
break; |
break; |
case (MAN_BODY): |
case ROFFT_HEAD: |
|
case ROFFT_BODY: |
term_newln(p); |
term_newln(p); |
break; |
break; |
default: |
default: |
break; |
abort(); |
} |
} |
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_RS(DECL_ARGS) |
pre_RS(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
struct roffsu su; |
int ival; |
|
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case ROFFT_BLOCK: |
term_newln(p); |
term_newln(p); |
return(1); |
return 1; |
case (MAN_HEAD): |
case ROFFT_HEAD: |
return(0); |
return 0; |
default: |
case ROFFT_BODY: |
break; |
break; |
|
default: |
|
abort(); |
} |
} |
|
|
if (NULL == (nn = n->parent->head->child)) { |
n = n->parent->head; |
mt->offset = mt->lmargin + INDENT; |
n->aux = SHRT_MAX + 1; |
p->offset = mt->offset; |
if (n->child == NULL) |
return(1); |
n->aux = mt->lmargin[mt->lmargincur]; |
} |
else if (a2roffsu(n->child->string, &su, SCALE_EN) != NULL) |
|
n->aux = term_hen(p, &su); |
|
if (n->aux < 0 && (size_t)(-n->aux) > mt->offset) |
|
n->aux = -mt->offset; |
|
else if (n->aux > SHRT_MAX) |
|
n->aux = term_len(p, p->defindent); |
|
|
if ((ival = a2width(nn)) < 0) |
mt->offset += n->aux; |
return(1); |
p->tcol->offset = mt->offset; |
|
p->tcol->rmargin = p->maxrmargin; |
|
|
mt->offset = INDENT + (size_t)ival; |
if (++mt->lmarginsz < MAXMARGINS) |
p->offset = mt->offset; |
mt->lmargincur = mt->lmarginsz; |
|
|
return(1); |
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
|
return 1; |
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static void |
static void |
post_RS(DECL_ARGS) |
post_RS(DECL_ARGS) |
{ |
{ |
|
switch (n->type) { |
|
case ROFFT_BLOCK: |
|
case ROFFT_HEAD: |
|
return; |
|
case ROFFT_BODY: |
|
break; |
|
default: |
|
abort(); |
|
} |
|
term_newln(p); |
|
mt->offset -= n->parent->head->aux; |
|
p->tcol->offset = mt->offset; |
|
if (--mt->lmarginsz < MAXMARGINS) |
|
mt->lmargincur = mt->lmarginsz; |
|
} |
|
|
|
static int |
|
pre_SY(DECL_ARGS) |
|
{ |
|
const struct roff_node *nn; |
|
int len; |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_BLOCK): |
case ROFFT_BLOCK: |
mt->offset = mt->lmargin = INDENT; |
if ((nn = roff_node_prev(n)) == NULL || nn->tok != MAN_SY) |
|
print_bvspace(p, n, mt->pardist); |
|
return 1; |
|
case ROFFT_HEAD: |
|
case ROFFT_BODY: |
break; |
break; |
default: |
default: |
|
abort(); |
|
} |
|
|
|
nn = n->parent->head->child; |
|
len = nn == NULL ? 1 : term_strlen(p, nn->string) + 1; |
|
|
|
switch (n->type) { |
|
case ROFFT_HEAD: |
|
p->tcol->offset = mt->offset; |
|
p->tcol->rmargin = mt->offset + len; |
|
if (n->next->child == NULL || |
|
(n->next->child->flags & NODE_NOFILL) == 0) |
|
p->flags |= TERMP_NOBREAK; |
|
term_fontrepl(p, TERMFONT_BOLD); |
|
break; |
|
case ROFFT_BODY: |
|
mt->lmargin[mt->lmargincur] = len; |
|
p->tcol->offset = mt->offset + len; |
|
p->tcol->rmargin = p->maxrmargin; |
|
p->flags |= TERMP_NOSPACE; |
|
break; |
|
default: |
|
abort(); |
|
} |
|
return 1; |
|
} |
|
|
|
static void |
|
post_SY(DECL_ARGS) |
|
{ |
|
switch (n->type) { |
|
case ROFFT_BLOCK: |
|
break; |
|
case ROFFT_HEAD: |
|
term_flushln(p); |
|
p->flags &= ~TERMP_NOBREAK; |
|
break; |
|
case ROFFT_BODY: |
term_newln(p); |
term_newln(p); |
p->offset = INDENT; |
p->tcol->offset = mt->offset; |
break; |
break; |
|
default: |
|
abort(); |
} |
} |
} |
} |
|
|
|
static int |
|
pre_UR(DECL_ARGS) |
|
{ |
|
return n->type != ROFFT_HEAD; |
|
} |
|
|
static void |
static void |
|
post_UR(DECL_ARGS) |
|
{ |
|
if (n->type != ROFFT_BLOCK) |
|
return; |
|
|
|
term_word(p, "<"); |
|
p->flags |= TERMP_NOSPACE; |
|
|
|
if (n->child->child != NULL) |
|
print_man_node(p, mt, n->child->child, meta); |
|
|
|
p->flags |= TERMP_NOSPACE; |
|
term_word(p, ">"); |
|
} |
|
|
|
static void |
print_man_node(DECL_ARGS) |
print_man_node(DECL_ARGS) |
{ |
{ |
int c, sz; |
const struct man_term_act *act; |
|
int c; |
|
|
c = 1; |
/* |
|
* In no-fill mode, break the output line at the beginning |
|
* of new input lines except after \c, and nowhere else. |
|
*/ |
|
|
|
if (n->flags & NODE_NOFILL) { |
|
if (n->flags & NODE_LINE && |
|
(p->flags & TERMP_NONEWLINE) == 0) |
|
term_newln(p); |
|
p->flags |= TERMP_BRNEVER; |
|
} else |
|
p->flags &= ~TERMP_BRNEVER; |
|
|
|
if (n->flags & NODE_ID) |
|
term_tag_write(n, p->line); |
|
|
switch (n->type) { |
switch (n->type) { |
case(MAN_TEXT): |
case ROFFT_TEXT: |
if (0 == *n->string) { |
|
term_vspace(p); |
|
break; |
|
} |
|
/* |
/* |
* Note! This is hacky. Here, we recognise the `\c' |
* If we have a blank line, output a vertical space. |
* escape embedded in so many -man pages. It's supposed |
* If we have a space as the first character, break |
* to remove the subsequent space, so we mark NOSPACE if |
* before printing the line's data. |
* it's encountered in the string. |
|
*/ |
*/ |
sz = (int)strlen(n->string); |
if (*n->string == '\0') { |
|
if (p->flags & TERMP_NONEWLINE) |
|
term_newln(p); |
|
else |
|
term_vspace(p); |
|
return; |
|
} else if (*n->string == ' ' && n->flags & NODE_LINE && |
|
(p->flags & TERMP_NONEWLINE) == 0) |
|
term_newln(p); |
|
else if (n->flags & NODE_DELIMC) |
|
p->flags |= TERMP_NOSPACE; |
|
|
term_word(p, n->string); |
term_word(p, n->string); |
if (sz >= 2 && n->string[sz - 1] == 'c' && |
goto out; |
n->string[sz - 2] == '\\') |
case ROFFT_COMMENT: |
|
return; |
|
case ROFFT_EQN: |
|
if ( ! (n->flags & NODE_LINE)) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
/* FIXME: this means that macro lines are munged! */ |
term_eqn(p, n->eqn); |
if (MANT_LITERAL & mt->fl) { |
if (n->next != NULL && ! (n->next->flags & NODE_LINE)) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
term_flushln(p); |
return; |
} |
case ROFFT_TBL: |
break; |
if (p->tbl.cols == NULL) |
|
term_vspace(p); |
|
term_tbl(p, n->span); |
|
return; |
default: |
default: |
if (termacts[n->tok].pre) |
|
c = (*termacts[n->tok].pre)(p, mt, n, m); |
|
break; |
break; |
} |
} |
|
|
if (c && n->child) |
if (n->tok < ROFF_MAX) { |
print_man_body(p, mt, n->child, m); |
roff_term_pre(p, n); |
|
return; |
|
} |
|
|
if (MAN_TEXT != n->type) { |
act = man_term_act(n->tok); |
if (termacts[n->tok].post) |
if ((act->flags & MAN_NOTEXT) == 0 && n->tok != MAN_SM) |
(*termacts[n->tok].post)(p, mt, n, m); |
term_fontrepl(p, TERMFONT_NONE); |
|
|
/* Reset metafont upon exit from macro. */ |
c = 1; |
p->metafont = 0; |
if (act->pre != NULL) |
|
c = (*act->pre)(p, mt, n, meta); |
|
|
|
if (c && n->child != NULL) |
|
print_man_nodelist(p, mt, n->child, meta); |
|
|
|
if (act->post != NULL) |
|
(*act->post)(p, mt, n, meta); |
|
if ((act->flags & MAN_NOTEXT) == 0 && n->tok != MAN_SM) |
|
term_fontrepl(p, TERMFONT_NONE); |
|
|
|
out: |
|
if (n->parent->tok == MAN_HP && n->parent->type == ROFFT_BODY && |
|
n->prev == NULL && n->flags & NODE_NOFILL) { |
|
term_newln(p); |
|
p->tcol->offset = p->tcol->rmargin; |
|
p->tcol->rmargin = p->maxrmargin; |
} |
} |
|
if (n->flags & NODE_EOS) |
|
p->flags |= TERMP_SENTENCE; |
} |
} |
|
|
|
|
static void |
static void |
print_man_body(DECL_ARGS) |
print_man_nodelist(DECL_ARGS) |
{ |
{ |
|
while (n != NULL) { |
print_man_node(p, mt, n, m); |
print_man_node(p, mt, n, meta); |
if ( ! n->next) |
n = n->next; |
return; |
} |
print_man_body(p, mt, n->next, m); |
|
} |
} |
|
|
|
|
static void |
static void |
print_man_foot(struct termp *p, const struct man_meta *meta) |
print_man_foot(struct termp *p, const struct roff_meta *meta) |
{ |
{ |
char buf[DATESIZ]; |
char *title; |
|
size_t datelen, titlen; |
|
|
p->metafont = 0; |
assert(meta->title); |
|
assert(meta->msec); |
|
assert(meta->date); |
|
|
time2a(meta->date, buf, DATESIZ); |
term_fontrepl(p, TERMFONT_NONE); |
|
|
term_vspace(p); |
if (meta->hasbody) |
|
term_vspace(p); |
|
|
|
/* |
|
* Temporary, undocumented option to imitate mdoc(7) output. |
|
* In the bottom right corner, use the operating system |
|
* instead of the title. |
|
*/ |
|
|
|
if ( ! p->mdocstyle) { |
|
mandoc_asprintf(&title, "%s(%s)", |
|
meta->title, meta->msec); |
|
} else if (meta->os != NULL) { |
|
title = mandoc_strdup(meta->os); |
|
} else { |
|
title = mandoc_strdup(""); |
|
} |
|
datelen = term_strlen(p, meta->date); |
|
|
|
/* Bottom left corner: operating system. */ |
|
|
p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; |
p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; |
p->rmargin = p->maxrmargin - strlen(buf); |
p->trailspace = 1; |
p->offset = 0; |
p->tcol->offset = 0; |
|
p->tcol->rmargin = p->maxrmargin > datelen ? |
|
(p->maxrmargin + term_len(p, 1) - datelen) / 2 : 0; |
|
|
if (meta->source) |
if (meta->os) |
term_word(p, meta->source); |
term_word(p, meta->os); |
if (meta->source) |
|
term_word(p, ""); |
|
term_flushln(p); |
term_flushln(p); |
|
|
p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; |
/* At the bottom in the middle: manual date. */ |
p->offset = p->rmargin; |
|
p->rmargin = p->maxrmargin; |
p->tcol->offset = p->tcol->rmargin; |
|
titlen = term_strlen(p, title); |
|
p->tcol->rmargin = p->maxrmargin > titlen ? |
|
p->maxrmargin - titlen : 0; |
|
p->flags |= TERMP_NOSPACE; |
|
|
|
term_word(p, meta->date); |
|
term_flushln(p); |
|
|
|
/* Bottom right corner: manual title and section. */ |
|
|
p->flags &= ~TERMP_NOBREAK; |
p->flags &= ~TERMP_NOBREAK; |
|
p->flags |= TERMP_NOSPACE; |
|
p->trailspace = 0; |
|
p->tcol->offset = p->tcol->rmargin; |
|
p->tcol->rmargin = p->maxrmargin; |
|
|
term_word(p, buf); |
term_word(p, title); |
term_flushln(p); |
term_flushln(p); |
} |
|
|
|
|
/* |
|
* Reset the terminal state for more output after the footer: |
|
* Some output modes, in particular PostScript and PDF, print |
|
* the header and the footer into a buffer such that it can be |
|
* reused for multiple output pages, then go on to format the |
|
* main text. |
|
*/ |
|
|
|
p->tcol->offset = 0; |
|
p->flags = 0; |
|
|
|
free(title); |
|
} |
|
|
static void |
static void |
print_man_head(struct termp *p, const struct man_meta *m) |
print_man_head(struct termp *p, const struct roff_meta *meta) |
{ |
{ |
char buf[BUFSIZ], title[BUFSIZ]; |
const char *volume; |
|
char *title; |
|
size_t vollen, titlen; |
|
|
p->rmargin = p->maxrmargin; |
assert(meta->title); |
p->offset = 0; |
assert(meta->msec); |
buf[0] = title[0] = '\0'; |
|
|
|
if (m->vol) |
volume = NULL == meta->vol ? "" : meta->vol; |
strlcpy(buf, m->vol, BUFSIZ); |
vollen = term_strlen(p, volume); |
|
|
snprintf(title, BUFSIZ, "%s(%d)", m->title, m->msec); |
/* Top left corner: manual title and section. */ |
|
|
p->offset = 0; |
mandoc_asprintf(&title, "%s(%s)", meta->title, meta->msec); |
p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2; |
titlen = term_strlen(p, title); |
|
|
p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; |
p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; |
|
p->trailspace = 1; |
|
p->tcol->offset = 0; |
|
p->tcol->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ? |
|
(p->maxrmargin - vollen + term_len(p, 1)) / 2 : |
|
vollen < p->maxrmargin ? p->maxrmargin - vollen : 0; |
|
|
term_word(p, title); |
term_word(p, title); |
term_flushln(p); |
term_flushln(p); |
|
|
p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; |
/* At the top in the middle: manual volume. */ |
p->offset = p->rmargin; |
|
p->rmargin = p->maxrmargin - strlen(title); |
|
|
|
term_word(p, buf); |
p->flags |= TERMP_NOSPACE; |
|
p->tcol->offset = p->tcol->rmargin; |
|
p->tcol->rmargin = p->tcol->offset + vollen + titlen < |
|
p->maxrmargin ? p->maxrmargin - titlen : p->maxrmargin; |
|
|
|
term_word(p, volume); |
term_flushln(p); |
term_flushln(p); |
|
|
p->offset = p->rmargin; |
/* Top right corner: title and section, again. */ |
p->rmargin = p->maxrmargin; |
|
p->flags &= ~TERMP_NOBREAK; |
p->flags &= ~TERMP_NOBREAK; |
p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; |
p->trailspace = 0; |
|
if (p->tcol->rmargin + titlen <= p->maxrmargin) { |
|
p->flags |= TERMP_NOSPACE; |
|
p->tcol->offset = p->tcol->rmargin; |
|
p->tcol->rmargin = p->maxrmargin; |
|
term_word(p, title); |
|
term_flushln(p); |
|
} |
|
|
term_word(p, title); |
|
term_flushln(p); |
|
|
|
p->rmargin = p->maxrmargin; |
|
p->offset = 0; |
|
p->flags &= ~TERMP_NOSPACE; |
p->flags &= ~TERMP_NOSPACE; |
|
p->tcol->offset = 0; |
|
p->tcol->rmargin = p->maxrmargin; |
|
|
|
/* |
|
* Groff prints three blank lines before the content. |
|
* Do the same, except in the temporary, undocumented |
|
* mode imitating mdoc(7) output. |
|
*/ |
|
|
|
term_vspace(p); |
|
free(title); |
} |
} |