version 1.16, 2009/06/18 20:46:19 |
version 1.232, 2019/07/23 17:53:35 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2010-2015, 2017-2019 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* 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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#include "config.h" |
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#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
#include <err.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 "term.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" |
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#include "term.h" |
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#include "tag.h" |
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#include "main.h" |
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#ifdef __linux__ |
#define MAXMARGINS 64 /* maximum number of indented scopes */ |
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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#define DECL_ARGS struct termp *p, \ |
struct mtermp { |
const struct man_node *n, \ |
int lmargin[MAXMARGINS]; /* margins (incl. vis. page) */ |
const struct man_meta *m |
int lmargincur; /* index of current margin */ |
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int lmarginsz; /* actual number of nested margins */ |
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size_t offset; /* default offset to visible page */ |
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int pardist; /* vert. space before par., unit: [v] */ |
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}; |
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struct termact { |
#define DECL_ARGS struct termp *p, \ |
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struct mtermp *mt, \ |
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struct roff_node *n, \ |
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const struct roff_meta *meta |
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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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static void print_man_nodelist(DECL_ARGS); |
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static void print_man_node(DECL_ARGS); |
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static void print_man_head(struct termp *, |
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const struct roff_meta *); |
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static void print_man_foot(struct termp *, |
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const struct roff_meta *); |
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static void print_bvspace(struct termp *, |
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const 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_BR(DECL_ARGS); |
static int pre_HP(DECL_ARGS); |
static int pre_br(DECL_ARGS); |
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static int pre_I(DECL_ARGS); |
static int pre_I(DECL_ARGS); |
static int pre_IB(DECL_ARGS); |
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static int pre_IP(DECL_ARGS); |
static int pre_IP(DECL_ARGS); |
static int pre_IR(DECL_ARGS); |
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); |
static int pre_RS(DECL_ARGS); |
static int pre_RI(DECL_ARGS); |
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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); |
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static int pre_UR(DECL_ARGS); |
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static int pre_abort(DECL_ARGS); |
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static int pre_alternate(DECL_ARGS); |
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static int pre_ign(DECL_ARGS); |
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static int pre_in(DECL_ARGS); |
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static int pre_literal(DECL_ARGS); |
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static void post_B(DECL_ARGS); |
static void post_IP(DECL_ARGS); |
static void post_I(DECL_ARGS); |
static void post_HP(DECL_ARGS); |
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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); |
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static void post_TP(DECL_ARGS); |
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static void post_UR(DECL_ARGS); |
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static const struct termact termacts[MAN_MAX] = { |
static void tag_man(struct termp *, struct roff_node *); |
{ pre_br, NULL }, /* br */ |
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{ NULL, NULL }, /* TH */ |
static const struct man_term_act man_term_acts[MAN_MAX - MAN_TH] = { |
{ pre_SH, post_SH }, /* SH */ |
{ NULL, NULL, 0 }, /* TH */ |
{ pre_SS, post_SS }, /* SS */ |
{ pre_SH, post_SH, 0 }, /* SH */ |
{ pre_TP, NULL }, /* TP */ |
{ pre_SS, post_SH, 0 }, /* SS */ |
{ pre_PP, NULL }, /* LP */ |
{ pre_TP, post_TP, 0 }, /* TP */ |
{ pre_PP, NULL }, /* PP */ |
{ pre_TP, post_TP, 0 }, /* TQ */ |
{ pre_PP, NULL }, /* P */ |
{ pre_abort, NULL, 0 }, /* LP */ |
{ pre_IP, NULL }, /* IP */ |
{ pre_PP, NULL, 0 }, /* PP */ |
{ pre_PP, NULL }, /* HP */ /* FIXME */ |
{ pre_abort, NULL, 0 }, /* P */ |
{ NULL, NULL }, /* SM */ |
{ pre_IP, post_IP, 0 }, /* IP */ |
{ pre_B, post_B }, /* SB */ |
{ pre_HP, post_HP, 0 }, /* HP */ |
{ pre_BI, NULL }, /* BI */ |
{ NULL, NULL, 0 }, /* SM */ |
{ pre_IB, NULL }, /* IB */ |
{ pre_B, NULL, 0 }, /* SB */ |
{ pre_BR, NULL }, /* BR */ |
{ pre_alternate, NULL, 0 }, /* BI */ |
{ pre_RB, NULL }, /* RB */ |
{ pre_alternate, NULL, 0 }, /* IB */ |
{ NULL, NULL }, /* R */ |
{ pre_alternate, NULL, 0 }, /* BR */ |
{ pre_B, post_B }, /* B */ |
{ pre_alternate, NULL, 0 }, /* RB */ |
{ pre_I, post_I }, /* I */ |
{ NULL, NULL, 0 }, /* R */ |
{ pre_IR, NULL }, /* IR */ |
{ pre_B, NULL, 0 }, /* B */ |
{ pre_RI, NULL }, /* RI */ |
{ pre_I, NULL, 0 }, /* I */ |
{ NULL, NULL }, /* na */ |
{ pre_alternate, NULL, 0 }, /* IR */ |
{ pre_I, post_I }, /* i */ |
{ pre_alternate, NULL, 0 }, /* RI */ |
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{ NULL, NULL, 0 }, /* RE */ |
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{ pre_RS, post_RS, 0 }, /* RS */ |
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{ pre_DT, NULL, 0 }, /* DT */ |
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{ pre_ign, NULL, MAN_NOTEXT }, /* UC */ |
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{ pre_PD, NULL, MAN_NOTEXT }, /* PD */ |
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{ pre_ign, NULL, 0 }, /* AT */ |
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{ pre_in, NULL, MAN_NOTEXT }, /* in */ |
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{ pre_SY, post_SY, 0 }, /* SY */ |
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{ NULL, NULL, 0 }, /* YS */ |
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{ pre_OP, NULL, 0 }, /* OP */ |
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{ 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 void print_head(struct termp *, |
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const struct man_meta *); |
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static void print_body(DECL_ARGS); |
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static void print_node(DECL_ARGS); |
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static void print_foot(struct termp *, |
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const struct man_meta *); |
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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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int |
void |
man_run(struct termp *p, const struct man *m) |
terminal_man(void *arg, const struct roff_meta *man) |
{ |
{ |
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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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print_head(p, man_meta(m)); |
p = (struct termp *)arg; |
p->flags |= TERMP_NOSPACE; |
save_defindent = p->defindent; |
assert(man_node(m)); |
if (p->synopsisonly == 0 && p->defindent == 0) |
assert(MAN_ROOT == man_node(m)->type); |
p->defindent = 7; |
if (man_node(m)->child) |
p->tcol->rmargin = p->maxrmargin = p->defrmargin; |
print_body(p, man_node(m)->child, man_meta(m)); |
term_tab_set(p, NULL); |
print_foot(p, man_meta(m)); |
term_tab_set(p, "T"); |
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term_tab_set(p, ".5i"); |
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return(1); |
memset(&mt, 0, sizeof(mt)); |
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mt.lmargin[mt.lmargincur] = term_len(p, p->defindent); |
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mt.offset = term_len(p, p->defindent); |
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mt.pardist = 1; |
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n = man->first->child; |
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if (p->synopsisonly) { |
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for (nn = NULL; n != NULL; n = n->next) { |
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if (n->tok != MAN_SH) |
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continue; |
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nc = n->child->child; |
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if (nc->type != ROFFT_TEXT) |
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continue; |
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if (strcmp(nc->string, "SYNOPSIS") == 0) |
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break; |
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if (nn == NULL && strcmp(nc->string, "NAME") == 0) |
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nn = n; |
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} |
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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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/* |
/* ARGSUSED */ |
* Printing leading vertical space before a block. |
static int |
* This is used for the paragraph macros. |
pre_I(DECL_ARGS) |
* The rules are pretty simple, since there's very little nesting going |
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* 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 |
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* first, print it. |
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*/ |
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static void |
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print_bvspace(struct termp *p, const struct roff_node *n, int pardist) |
{ |
{ |
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int i; |
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p->flags |= TERMP_UNDER; |
term_newln(p); |
return(1); |
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} |
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if (n->body != NULL && n->body->child != NULL) |
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if (n->body->child->type == ROFFT_TBL) |
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return; |
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/* ARGSUSED */ |
if (n->parent->type == ROFFT_ROOT || n->parent->tok != MAN_RS) |
static void |
if (n->prev == NULL) |
post_I(DECL_ARGS) |
return; |
{ |
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p->flags &= ~TERMP_UNDER; |
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_IR(DECL_ARGS) |
pre_abort(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
abort(); |
int i; |
} |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
static int |
if ( ! (i % 2)) |
pre_ign(DECL_ARGS) |
p->flags |= TERMP_UNDER; |
{ |
if (i > 0) |
return 0; |
p->flags |= TERMP_NOSPACE; |
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print_node(p, nn, m); |
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if ( ! (i % 2)) |
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p->flags &= ~TERMP_UNDER; |
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} |
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return(0); |
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} |
} |
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static int |
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pre_I(DECL_ARGS) |
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{ |
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term_fontrepl(p, TERMFONT_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_IB(DECL_ARGS) |
pre_literal(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
term_newln(p); |
int i; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
/* |
p->flags |= i % 2 ? TERMP_BOLD : TERMP_UNDER; |
* Unlike .IP and .TP, .HP does not have a HEAD. |
if (i > 0) |
* So in case a second call to term_flushln() is needed, |
p->flags |= TERMP_NOSPACE; |
* indentation has to be set up explicitly. |
print_node(p, nn, m); |
*/ |
p->flags &= i % 2 ? ~TERMP_BOLD : ~TERMP_UNDER; |
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; |
} |
} |
return(0); |
return 0; |
} |
} |
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/* ARGSUSED */ |
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static int |
static int |
pre_RB(DECL_ARGS) |
pre_PD(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
struct roffsu su; |
int i; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
n = n->child; |
if (i % 2) |
if (n == NULL) { |
p->flags |= TERMP_BOLD; |
mt->pardist = 1; |
if (i > 0) |
return 0; |
p->flags |= TERMP_NOSPACE; |
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print_node(p, nn, m); |
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if (i % 2) |
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p->flags &= ~TERMP_BOLD; |
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} |
} |
return(0); |
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_RI(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)) |
case MAN_RB: |
p->flags |= TERMP_UNDER; |
font[0] = TERMFONT_NONE; |
if (i > 0) |
font[1] = TERMFONT_BOLD; |
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break; |
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case MAN_RI: |
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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; |
print_node(p, nn, m); |
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if ( ! (i % 2)) |
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p->flags &= ~TERMP_UNDER; |
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} |
} |
return(0); |
return 0; |
} |
} |
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static int |
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pre_B(DECL_ARGS) |
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{ |
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term_fontrepl(p, TERMFONT_BOLD); |
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return 1; |
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} |
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/* ARGSUSED */ |
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static int |
static int |
pre_BR(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)) |
term_fontrepl(p, TERMFONT_BOLD); |
p->flags |= TERMP_BOLD; |
term_word(p, n->string); |
if (i > 0) |
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p->flags |= TERMP_NOSPACE; |
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print_node(p, nn, m); |
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if ( ! (i % 2)) |
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p->flags &= ~TERMP_BOLD; |
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} |
} |
return(0); |
if (n != NULL && n->next != NULL) { |
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term_fontrepl(p, TERMFONT_UNDER); |
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term_word(p, n->next->string); |
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} |
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term_fontrepl(p, TERMFONT_NONE); |
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p->flags &= ~TERMP_KEEP; |
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p->flags |= TERMP_NOSPACE; |
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term_word(p, "]"); |
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return 0; |
} |
} |
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/* ARGSUSED */ |
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static int |
static int |
pre_BI(DECL_ARGS) |
pre_in(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
struct roffsu su; |
int i; |
const char *cp; |
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size_t v; |
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int less; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
term_newln(p); |
p->flags |= i % 2 ? TERMP_UNDER : TERMP_BOLD; |
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if (i > 0) |
if (n->child == NULL) { |
p->flags |= TERMP_NOSPACE; |
p->tcol->offset = mt->offset; |
print_node(p, nn, m); |
return 0; |
p->flags &= i % 2 ? ~TERMP_UNDER : ~TERMP_BOLD; |
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} |
} |
return(0); |
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} |
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cp = n->child->string; |
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less = 0; |
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/* ARGSUSED */ |
if (*cp == '-') |
static int |
less = -1; |
pre_B(DECL_ARGS) |
else if (*cp == '+') |
{ |
less = 1; |
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else |
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cp--; |
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p->flags |= TERMP_BOLD; |
if (a2roffsu(++cp, &su, SCALE_EN) == NULL) |
return(1); |
return 0; |
} |
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v = term_hen(p, &su); |
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/* ARGSUSED */ |
if (less < 0) |
static void |
p->tcol->offset -= p->tcol->offset > v ? v : p->tcol->offset; |
post_B(DECL_ARGS) |
else if (less > 0) |
{ |
p->tcol->offset += v; |
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else |
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p->tcol->offset = v; |
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if (p->tcol->offset > SHRT_MAX) |
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p->tcol->offset = term_len(p, p->defindent); |
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p->flags &= ~TERMP_BOLD; |
return 0; |
} |
} |
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static int |
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pre_DT(DECL_ARGS) |
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{ |
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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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return 0; |
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} |
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/* ARGSUSED */ |
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static int |
static int |
pre_br(DECL_ARGS) |
pre_HP(DECL_ARGS) |
{ |
{ |
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struct roffsu su; |
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const struct roff_node *nn; |
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int len; |
|
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term_newln(p); |
switch (n->type) { |
return(0); |
case ROFFT_BLOCK: |
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print_bvspace(p, n, mt->pardist); |
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return 1; |
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case ROFFT_HEAD: |
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return 0; |
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case ROFFT_BODY: |
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break; |
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default: |
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abort(); |
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} |
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|
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if (n->child == NULL) |
|
return 0; |
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|
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if ((n->child->flags & NODE_NOFILL) == 0) { |
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p->flags |= TERMP_NOBREAK | TERMP_BRIND; |
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p->trailspace = 2; |
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} |
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|
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/* Calculate offset. */ |
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|
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if ((nn = n->parent->head->child) != NULL && |
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a2roffsu(nn->string, &su, SCALE_EN) != NULL) { |
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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]; |
|
|
|
p->tcol->offset = mt->offset; |
|
p->tcol->rmargin = mt->offset + len; |
|
return 1; |
} |
} |
|
|
|
static void |
|
post_HP(DECL_ARGS) |
|
{ |
|
switch (n->type) { |
|
case ROFFT_BLOCK: |
|
case ROFFT_HEAD: |
|
break; |
|
case ROFFT_BODY: |
|
term_newln(p); |
|
|
/* ARGSUSED */ |
/* |
|
* Compatibility with a groff bug. |
|
* 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; |
|
default: |
|
abort(); |
|
} |
|
} |
|
|
static int |
static int |
pre_PP(DECL_ARGS) |
pre_PP(DECL_ARGS) |
{ |
{ |
|
switch (n->type) { |
term_vspace(p); |
case ROFFT_BLOCK: |
p->offset = INDENT; |
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
return(0); |
print_bvspace(p, n, mt->pardist); |
|
break; |
|
case ROFFT_HEAD: |
|
return 0; |
|
case ROFFT_BODY: |
|
p->tcol->offset = mt->offset; |
|
break; |
|
default: |
|
abort(); |
|
} |
|
return 1; |
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_IP(DECL_ARGS) |
pre_IP(DECL_ARGS) |
{ |
{ |
#if 0 |
struct roffsu su; |
const struct man_node *nn; |
const struct roff_node *nn; |
size_t offs; |
int len; |
#endif |
|
|
|
term_vspace(p); |
switch (n->type) { |
p->offset = INDENT; |
case ROFFT_BLOCK: |
|
print_bvspace(p, n, mt->pardist); |
|
return 1; |
|
case ROFFT_HEAD: |
|
p->flags |= TERMP_NOBREAK; |
|
p->trailspace = 1; |
|
break; |
|
case ROFFT_BODY: |
|
p->flags |= TERMP_NOSPACE; |
|
break; |
|
default: |
|
abort(); |
|
} |
|
|
#if 0 |
/* Calculate the offset from the optional second argument. */ |
if (NULL == (nn = n->child)) |
if ((nn = n->parent->head->child) != NULL && |
return(1); |
(nn = nn->next) != NULL && |
if (MAN_TEXT != nn->type) |
a2roffsu(nn->string, &su, SCALE_EN) != NULL) { |
errx(1, "expected text line argument"); |
len = term_hen(p, &su); |
|
if (len < 0 && (size_t)(-len) > mt->offset) |
if (nn->next) { |
len = -mt->offset; |
if (MAN_TEXT != nn->next->type) |
else if (len > SHRT_MAX) |
errx(1, "expected text line argument"); |
len = term_len(p, p->defindent); |
offs = (size_t)atoi(nn->next->string); |
mt->lmargin[mt->lmargincur] = len; |
} else |
} else |
offs = strlen(nn->string); |
len = mt->lmargin[mt->lmargincur]; |
|
|
p->flags |= TERMP_NOSPACE; |
switch (n->type) { |
/* FIXME */ |
case ROFFT_HEAD: |
if ((p->offset += offs) > p->rmargin) |
p->tcol->offset = mt->offset; |
errx(1, "line too long"); |
p->tcol->rmargin = mt->offset + len; |
#endif |
if (n->child != NULL) { |
|
print_man_node(p, mt, n->child, meta); |
|
tag_man(p, n->child); |
|
} |
|
return 0; |
|
case ROFFT_BODY: |
|
p->tcol->offset = mt->offset + len; |
|
p->tcol->rmargin = p->maxrmargin; |
|
break; |
|
default: |
|
abort(); |
|
} |
|
return 1; |
|
} |
|
|
return(0); |
static void |
|
post_IP(DECL_ARGS) |
|
{ |
|
switch (n->type) { |
|
case ROFFT_BLOCK: |
|
break; |
|
case ROFFT_HEAD: |
|
term_flushln(p); |
|
p->flags &= ~TERMP_NOBREAK; |
|
p->trailspace = 0; |
|
p->tcol->rmargin = p->maxrmargin; |
|
break; |
|
case ROFFT_BODY: |
|
term_newln(p); |
|
p->tcol->offset = mt->offset; |
|
break; |
|
default: |
|
abort(); |
|
} |
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_TP(DECL_ARGS) |
pre_TP(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
struct roffsu su; |
size_t offs; |
struct roff_node *nn; |
|
int len; |
|
|
term_vspace(p); |
switch (n->type) { |
|
case ROFFT_BLOCK: |
|
if (n->tok == MAN_TP) |
|
print_bvspace(p, n, mt->pardist); |
|
return 1; |
|
case ROFFT_HEAD: |
|
p->flags |= TERMP_NOBREAK | TERMP_BRTRSP; |
|
p->trailspace = 1; |
|
break; |
|
case ROFFT_BODY: |
|
p->flags |= TERMP_NOSPACE; |
|
break; |
|
default: |
|
abort(); |
|
} |
|
|
p->offset = INDENT; |
/* Calculate offset. */ |
|
|
if (NULL == (nn = n->child)) |
if ((nn = n->parent->head->child) != NULL && |
return(1); |
nn->string != NULL && ! (NODE_LINE & nn->flags) && |
|
a2roffsu(nn->string, &su, SCALE_EN) != NULL) { |
if (nn->line == n->line) { |
len = term_hen(p, &su); |
if (MAN_TEXT != nn->type) |
if (len < 0 && (size_t)(-len) > mt->offset) |
errx(1, "expected text line argument"); |
len = -mt->offset; |
offs = (size_t)atoi(nn->string); |
else if (len > SHRT_MAX) |
nn = nn->next; |
len = term_len(p, p->defindent); |
|
mt->lmargin[mt->lmargincur] = len; |
} else |
} else |
offs = INDENT; |
len = mt->lmargin[mt->lmargincur]; |
|
|
for ( ; nn; nn = nn->next) |
switch (n->type) { |
print_node(p, nn, m); |
case ROFFT_HEAD: |
|
p->tcol->offset = mt->offset; |
|
p->tcol->rmargin = mt->offset + len; |
|
|
term_flushln(p); |
/* Don't print same-line elements. */ |
p->flags |= TERMP_NOSPACE; |
nn = n->child; |
p->offset += offs; |
while (nn != NULL && (nn->flags & NODE_LINE) == 0) |
return(0); |
nn = nn->next; |
|
|
|
if (nn == NULL) |
|
return 0; |
|
|
|
if (nn->type == ROFFT_TEXT) |
|
tag_man(p, nn); |
|
else if (nn->child != NULL && |
|
nn->child->type == ROFFT_TEXT && |
|
(nn->tok == MAN_B || nn->tok == MAN_BI || |
|
nn->tok == MAN_BR || nn->tok == MAN_I || |
|
nn->tok == MAN_IB || nn->tok == MAN_IR)) |
|
tag_man(p, nn->child); |
|
|
|
while (nn != NULL) { |
|
print_man_node(p, mt, nn, meta); |
|
nn = nn->next; |
|
} |
|
return 0; |
|
case ROFFT_BODY: |
|
p->tcol->offset = mt->offset + len; |
|
p->tcol->rmargin = p->maxrmargin; |
|
p->trailspace = 0; |
|
p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP); |
|
break; |
|
default: |
|
abort(); |
|
} |
|
return 1; |
} |
} |
|
|
|
static void |
|
post_TP(DECL_ARGS) |
|
{ |
|
switch (n->type) { |
|
case ROFFT_BLOCK: |
|
break; |
|
case ROFFT_HEAD: |
|
term_flushln(p); |
|
break; |
|
case ROFFT_BODY: |
|
term_newln(p); |
|
p->tcol->offset = mt->offset; |
|
break; |
|
default: |
|
abort(); |
|
} |
|
} |
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_SS(DECL_ARGS) |
pre_SS(DECL_ARGS) |
{ |
{ |
|
int i; |
|
|
term_vspace(p); |
switch (n->type) { |
p->flags |= TERMP_BOLD; |
case ROFFT_BLOCK: |
return(1); |
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
} |
mt->offset = term_len(p, p->defindent); |
|
|
|
/* |
|
* No vertical space before the first subsection |
|
* and after an empty subsection. |
|
*/ |
|
|
/* ARGSUSED */ |
do { |
static void |
n = n->prev; |
post_SS(DECL_ARGS) |
} while (n != NULL && n->tok >= MAN_TH && |
{ |
man_term_act(n->tok)->flags & MAN_NOTEXT); |
|
if (n == NULL || n->type == ROFFT_COMMENT || |
term_flushln(p); |
(n->tok == MAN_SS && n->body->child == NULL)) |
p->flags &= ~TERMP_BOLD; |
break; |
p->flags |= TERMP_NOSPACE; |
|
|
for (i = 0; i < mt->pardist; i++) |
|
term_vspace(p); |
|
break; |
|
case ROFFT_HEAD: |
|
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; |
|
case ROFFT_BODY: |
|
p->tcol->offset = mt->offset; |
|
p->tcol->rmargin = p->maxrmargin; |
|
p->trailspace = 0; |
|
p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND); |
|
break; |
|
default: |
|
break; |
|
} |
|
return 1; |
} |
} |
|
|
|
|
/* ARGSUSED */ |
|
static int |
static int |
pre_SH(DECL_ARGS) |
pre_SH(DECL_ARGS) |
{ |
{ |
|
int i; |
|
|
term_vspace(p); |
switch (n->type) { |
p->offset = 0; |
case ROFFT_BLOCK: |
p->flags |= TERMP_BOLD; |
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
return(1); |
mt->offset = term_len(p, p->defindent); |
} |
|
|
|
|
/* |
|
* No vertical space before the first section |
|
* and after an empty section. |
|
*/ |
|
|
/* ARGSUSED */ |
do { |
|
n = n->prev; |
|
} while (n != NULL && n->tok >= MAN_TH && |
|
man_term_act(n->tok)->flags & MAN_NOTEXT); |
|
if (n == NULL || n->type == ROFFT_COMMENT || |
|
(n->tok == MAN_SH && n->body->child == NULL)) |
|
break; |
|
|
|
for (i = 0; i < mt->pardist; i++) |
|
term_vspace(p); |
|
break; |
|
case ROFFT_HEAD: |
|
term_fontrepl(p, TERMFONT_BOLD); |
|
p->tcol->offset = 0; |
|
p->tcol->rmargin = mt->offset; |
|
p->trailspace = mt->offset; |
|
p->flags |= TERMP_NOBREAK | TERMP_BRIND; |
|
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: |
|
abort(); |
|
} |
|
return 1; |
|
} |
|
|
static void |
static void |
post_SH(DECL_ARGS) |
post_SH(DECL_ARGS) |
{ |
{ |
|
switch (n->type) { |
term_flushln(p); |
case ROFFT_BLOCK: |
p->offset = INDENT; |
break; |
p->flags &= ~TERMP_BOLD; |
case ROFFT_HEAD: |
p->flags |= TERMP_NOSPACE; |
case ROFFT_BODY: |
|
term_newln(p); |
|
break; |
|
default: |
|
abort(); |
|
} |
} |
} |
|
|
|
static int |
|
pre_RS(DECL_ARGS) |
|
{ |
|
struct roffsu su; |
|
|
|
switch (n->type) { |
|
case ROFFT_BLOCK: |
|
term_newln(p); |
|
return 1; |
|
case ROFFT_HEAD: |
|
return 0; |
|
case ROFFT_BODY: |
|
break; |
|
default: |
|
abort(); |
|
} |
|
|
|
n = n->parent->head; |
|
n->aux = SHRT_MAX + 1; |
|
if (n->child == NULL) |
|
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); |
|
|
|
mt->offset += n->aux; |
|
p->tcol->offset = mt->offset; |
|
p->tcol->rmargin = p->maxrmargin; |
|
|
|
if (++mt->lmarginsz < MAXMARGINS) |
|
mt->lmargincur = mt->lmarginsz; |
|
|
|
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
|
return 1; |
|
} |
|
|
static void |
static void |
print_node(DECL_ARGS) |
post_RS(DECL_ARGS) |
{ |
{ |
int c, sz; |
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; |
|
} |
|
|
c = 1; |
static int |
|
pre_SY(DECL_ARGS) |
|
{ |
|
const struct roff_node *nn; |
|
int len; |
|
|
switch (n->type) { |
switch (n->type) { |
case(MAN_ELEM): |
case ROFFT_BLOCK: |
if (termacts[n->tok].pre) |
if (n->prev == NULL || n->prev->tok != MAN_SY) |
c = (*termacts[n->tok].pre)(p, n, m); |
print_bvspace(p, n, mt->pardist); |
|
return 1; |
|
case ROFFT_HEAD: |
|
case ROFFT_BODY: |
break; |
break; |
case(MAN_TEXT): |
|
if (0 == *n->string) { |
|
term_vspace(p); |
|
break; |
|
} |
|
/* |
|
* Note! This is hacky. Here, we recognise the `\c' |
|
* escape embedded in so many -man pages. It's supposed |
|
* to remove the subsequent space, so we mark NOSPACE if |
|
* it's encountered in the string. |
|
*/ |
|
sz = (int)strlen(n->string); |
|
term_word(p, n->string); |
|
if (sz >= 2 && n->string[sz - 1] == 'c' && |
|
n->string[sz - 2] == '\\') |
|
p->flags |= TERMP_NOSPACE; |
|
break; |
|
default: |
default: |
break; |
abort(); |
} |
} |
|
|
if (c && n->child) |
nn = n->parent->head->child; |
print_body(p, n->child, m); |
len = nn == NULL ? 1 : term_strlen(p, nn->string) + 1; |
|
|
switch (n->type) { |
switch (n->type) { |
case (MAN_ELEM): |
case ROFFT_HEAD: |
if (termacts[n->tok].post) |
p->tcol->offset = mt->offset; |
(*termacts[n->tok].post)(p, n, m); |
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; |
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: |
default: |
|
abort(); |
|
} |
|
return 1; |
|
} |
|
|
|
static void |
|
post_SY(DECL_ARGS) |
|
{ |
|
switch (n->type) { |
|
case ROFFT_BLOCK: |
break; |
break; |
|
case ROFFT_HEAD: |
|
term_flushln(p); |
|
p->flags &= ~TERMP_NOBREAK; |
|
break; |
|
case ROFFT_BODY: |
|
term_newln(p); |
|
p->tcol->offset = mt->offset; |
|
break; |
|
default: |
|
abort(); |
} |
} |
} |
} |
|
|
|
static int |
|
pre_UR(DECL_ARGS) |
|
{ |
|
return n->type != ROFFT_HEAD; |
|
} |
|
|
static void |
static void |
print_body(DECL_ARGS) |
post_UR(DECL_ARGS) |
{ |
{ |
print_node(p, n, m); |
if (n->type != ROFFT_BLOCK) |
if ( ! n->next) |
|
return; |
return; |
print_body(p, n->next, m); |
|
|
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) |
|
{ |
|
const struct man_term_act *act; |
|
int c; |
|
|
|
switch (n->type) { |
|
case ROFFT_TEXT: |
|
/* |
|
* If we have a blank line, output a vertical space. |
|
* If we have a space as the first character, break |
|
* before printing the line's data. |
|
*/ |
|
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); |
|
goto out; |
|
case ROFFT_COMMENT: |
|
return; |
|
case ROFFT_EQN: |
|
if ( ! (n->flags & NODE_LINE)) |
|
p->flags |= TERMP_NOSPACE; |
|
term_eqn(p, n->eqn); |
|
if (n->next != NULL && ! (n->next->flags & NODE_LINE)) |
|
p->flags |= TERMP_NOSPACE; |
|
return; |
|
case ROFFT_TBL: |
|
if (p->tbl.cols == NULL) |
|
term_vspace(p); |
|
term_tbl(p, n->span); |
|
return; |
|
default: |
|
break; |
|
} |
|
|
|
if (n->tok < ROFF_MAX) { |
|
roff_term_pre(p, n); |
|
return; |
|
} |
|
|
|
act = man_term_act(n->tok); |
|
if ((act->flags & MAN_NOTEXT) == 0 && n->tok != MAN_SM) |
|
term_fontrepl(p, TERMFONT_NONE); |
|
|
|
c = 1; |
|
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 we're in a literal context, make sure that words |
|
* together on the same line stay together. This is a |
|
* POST-printing call, so we check the NEXT word. Since |
|
* -man doesn't have nested macros, we don't need to be |
|
* more specific than this. |
|
*/ |
|
if (n->flags & NODE_NOFILL && |
|
! (p->flags & (TERMP_NOBREAK | TERMP_NONEWLINE)) && |
|
(n->next == NULL || n->next->flags & NODE_LINE)) { |
|
p->flags |= TERMP_BRNEVER | TERMP_NOSPACE; |
|
if (n->string != NULL && *n->string != '\0') |
|
term_flushln(p); |
|
else |
|
term_newln(p); |
|
p->flags &= ~TERMP_BRNEVER; |
|
if (p->tcol->rmargin < p->maxrmargin && |
|
n->parent->tok == MAN_HP) { |
|
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_foot(struct termp *p, const struct man_meta *meta) |
print_man_nodelist(DECL_ARGS) |
{ |
{ |
struct tm *tm; |
while (n != NULL) { |
char *buf; |
print_man_node(p, mt, n, meta); |
|
n = n->next; |
|
} |
|
} |
|
|
if (NULL == (buf = malloc(p->rmargin))) |
static void |
err(1, "malloc"); |
print_man_foot(struct termp *p, const struct roff_meta *meta) |
|
{ |
|
char *title; |
|
size_t datelen, titlen; |
|
|
tm = localtime(&meta->date); |
assert(meta->title); |
|
assert(meta->msec); |
|
assert(meta->date); |
|
|
if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm)) |
term_fontrepl(p, TERMFONT_NONE); |
err(1, "strftime"); |
|
|
|
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) { |
|
if (meta->hasbody) { |
|
term_vspace(p); |
|
term_vspace(p); |
|
} |
|
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); |
|
|
free(buf); |
/* |
} |
* 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_head(struct termp *p, const struct man_meta *meta) |
print_man_head(struct termp *p, const struct roff_meta *meta) |
{ |
{ |
char *buf, *title; |
const char *volume; |
|
char *title; |
|
size_t vollen, titlen; |
|
|
p->rmargin = p->maxrmargin; |
assert(meta->title); |
p->offset = 0; |
assert(meta->msec); |
|
|
if (NULL == (buf = malloc(p->rmargin))) |
volume = NULL == meta->vol ? "" : meta->vol; |
err(1, "malloc"); |
vollen = term_strlen(p, volume); |
if (NULL == (title = malloc(p->rmargin))) |
|
err(1, "malloc"); |
|
|
|
if (meta->vol) |
/* Top left corner: manual title and section. */ |
(void)strlcpy(buf, meta->vol, p->rmargin); |
|
else |
|
*buf = 0; |
|
|
|
(void)snprintf(title, p->rmargin, "%s(%d)", |
mandoc_asprintf(&title, "%s(%s)", meta->title, meta->msec); |
meta->title, meta->msec); |
titlen = term_strlen(p, title); |
|
|
p->offset = 0; |
|
p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2; |
|
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); |
|
if ( ! p->mdocstyle) { |
|
term_vspace(p); |
|
term_vspace(p); |
|
} |
free(title); |
free(title); |
free(buf); |
|
} |
} |
|
|
|
/* |
|
* Skip leading whitespace, dashes, backslashes, and font escapes, |
|
* then create a tag if the first following byte is a letter. |
|
* Priority is high unless whitespace is present. |
|
*/ |
|
static void |
|
tag_man(struct termp *p, struct roff_node *n) |
|
{ |
|
const char *cp, *arg; |
|
int prio, sz; |
|
|
|
assert(n->type == ROFFT_TEXT); |
|
cp = n->string; |
|
prio = 1; |
|
for (;;) { |
|
switch (*cp) { |
|
case ' ': |
|
case '\t': |
|
prio = INT_MAX; |
|
/* FALLTHROUGH */ |
|
case '-': |
|
cp++; |
|
break; |
|
case '\\': |
|
cp++; |
|
switch (mandoc_escape(&cp, &arg, &sz)) { |
|
case ESCAPE_FONT: |
|
case ESCAPE_FONTROMAN: |
|
case ESCAPE_FONTITALIC: |
|
case ESCAPE_FONTBOLD: |
|
case ESCAPE_FONTPREV: |
|
case ESCAPE_FONTBI: |
|
break; |
|
case ESCAPE_SPECIAL: |
|
if (sz != 1) |
|
return; |
|
switch (*arg) { |
|
case '&': |
|
case '-': |
|
case 'e': |
|
break; |
|
default: |
|
return; |
|
} |
|
break; |
|
default: |
|
return; |
|
} |
|
break; |
|
default: |
|
if (isalpha((unsigned char)*cp)) |
|
tag_put(cp, prio, p->line); |
|
return; |
|
} |
|
} |
|
} |