version 1.5, 2009/03/27 14:56:15 |
version 1.126, 2011/12/04 23:10:52 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org> |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2010, 2011 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 |
* purpose with or without fee is hereby granted, provided that the above |
* above copyright notice and this permission notice appear in all |
* copyright notice and this permission notice appear in all copies. |
* copies. |
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* |
* |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
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*/ |
*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
#include <err.h> |
#include <ctype.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.h" |
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#include "out.h" |
#include "man.h" |
#include "man.h" |
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#include "term.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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/* FIXME: have PD set the default vspace width. */ |
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struct mtermp { |
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int fl; |
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#define MANT_LITERAL (1 << 0) |
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size_t lmargin[MAXMARGINS]; /* margins (incl. visible page) */ |
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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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}; |
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#define DECL_ARGS struct termp *p, \ |
#define DECL_ARGS struct termp *p, \ |
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struct mtermp *mt, \ |
const struct man_node *n, \ |
const struct man_node *n, \ |
const struct man_meta *m |
const struct man_meta *m |
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struct termact { |
struct termact { |
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 int a2width(const struct termp *, const char *); |
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static size_t a2height(const struct termp *, const char *); |
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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 *, const void *); |
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static void print_man_foot(struct termp *, const void *); |
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static void print_bvspace(struct termp *, |
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const struct man_node *); |
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static int pre_alternate(DECL_ARGS); |
static int pre_B(DECL_ARGS); |
static int pre_B(DECL_ARGS); |
static int pre_BI(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); |
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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); |
static int pre_TP(DECL_ARGS); |
static int pre_TP(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 int pre_sp(DECL_ARGS); |
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static int pre_ft(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_SS(DECL_ARGS); |
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static void post_TP(DECL_ARGS); |
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static const struct termact termacts[MAN_MAX] = { |
static const struct termact termacts[MAN_MAX] = { |
{ NULL, NULL }, /* __ */ |
{ pre_sp, NULL, MAN_NOTEXT }, /* br */ |
{ NULL, NULL }, /* TH */ |
{ NULL, NULL, 0 }, /* TH */ |
{ pre_SH, post_SH }, /* SH */ |
{ pre_SH, post_SH, 0 }, /* SH */ |
{ pre_SS, post_SS }, /* SS */ |
{ pre_SS, post_SS, 0 }, /* SS */ |
{ pre_TP, NULL }, /* TP */ |
{ pre_TP, post_TP, 0 }, /* TP */ |
{ pre_PP, NULL }, /* LP */ |
{ pre_PP, NULL, 0 }, /* LP */ |
{ pre_PP, NULL }, /* PP */ |
{ pre_PP, NULL, 0 }, /* PP */ |
{ pre_PP, NULL }, /* P */ |
{ pre_PP, NULL, 0 }, /* P */ |
{ pre_IP, NULL }, /* IP */ |
{ pre_IP, post_IP, 0 }, /* IP */ |
{ pre_PP, NULL }, /* HP */ /* FIXME */ |
{ 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_IB, NULL }, /* IB */ |
{ pre_alternate, NULL, 0 }, /* IB */ |
{ pre_BR, 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_IR, NULL }, /* IR */ |
{ pre_alternate, NULL, 0 }, /* IR */ |
{ pre_RI, NULL }, /* RI */ |
{ pre_alternate, NULL, 0 }, /* RI */ |
{ pre_PP, NULL }, /* br */ |
{ pre_ign, NULL, MAN_NOTEXT }, /* na */ |
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{ pre_sp, NULL, MAN_NOTEXT }, /* sp */ |
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{ pre_literal, NULL, 0 }, /* nf */ |
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{ pre_literal, NULL, 0 }, /* fi */ |
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{ NULL, NULL, 0 }, /* RE */ |
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{ pre_RS, post_RS, 0 }, /* RS */ |
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{ pre_ign, NULL, 0 }, /* DT */ |
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{ pre_ign, NULL, 0 }, /* UC */ |
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{ pre_ign, NULL, 0 }, /* 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_ft, NULL, MAN_NOTEXT }, /* ft */ |
}; |
}; |
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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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int |
void |
man_run(struct termp *p, const struct man *m) |
terminal_man(void *arg, const struct man *man) |
{ |
{ |
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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; |
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print_head(p, man_meta(m)); |
p = (struct termp *)arg; |
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if (0 == p->defindent) |
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p->defindent = 7; |
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p->overstep = 0; |
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p->maxrmargin = p->defrmargin; |
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p->tabwidth = term_len(p, 5); |
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if (NULL == p->symtab) |
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p->symtab = mchars_alloc(); |
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n = man_node(man); |
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m = man_meta(man); |
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term_begin(p, print_man_head, print_man_foot, m); |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
print_body(p, man_node(m), man_meta(m)); |
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print_foot(p, man_meta(m)); |
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return(1); |
memset(&mt, 0, sizeof(struct mtermp)); |
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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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if (n->child) |
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print_man_nodelist(p, &mt, n->child, m); |
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term_end(p); |
} |
} |
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/* ARGSUSED */ |
static size_t |
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a2height(const struct termp *p, const char *cp) |
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{ |
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struct roffsu su; |
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if ( ! a2roffsu(cp, &su, SCALE_VS)) |
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SCALE_VS_INIT(&su, atoi(cp)); |
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return(term_vspan(p, &su)); |
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} |
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static int |
static int |
pre_I(DECL_ARGS) |
a2width(const struct termp *p, const char *cp) |
{ |
{ |
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struct roffsu su; |
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p->flags |= TERMP_UNDER; |
if ( ! a2roffsu(cp, &su, SCALE_BU)) |
return(1); |
return(-1); |
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return((int)term_hspan(p, &su)); |
} |
} |
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/* |
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* Printing leading vertical space before a block. |
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* This is used for the paragraph macros. |
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* 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 man_node *n) |
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{ |
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term_newln(p); |
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if (n->body && n->body->child) |
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if (MAN_TBL == n->body->child->type) |
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return; |
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if (MAN_ROOT == n->parent->type || MAN_RS != n->parent->tok) |
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if (NULL == n->prev) |
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return; |
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term_vspace(p); |
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} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static void |
static int |
post_I(DECL_ARGS) |
pre_ign(DECL_ARGS) |
{ |
{ |
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p->flags &= ~TERMP_UNDER; |
return(0); |
} |
} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
pre_IR(DECL_ARGS) |
pre_I(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
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int i; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
term_fontrepl(p, TERMFONT_UNDER); |
if ( ! (i % 2)) |
return(1); |
p->flags |= TERMP_UNDER; |
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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_UNDER; |
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} |
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return(0); |
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} |
} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
pre_IB(DECL_ARGS) |
pre_literal(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
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int i; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
term_newln(p); |
p->flags |= i % 2 ? TERMP_BOLD : TERMP_UNDER; |
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if (i > 0) |
if (MAN_nf == n->tok) |
p->flags |= TERMP_NOSPACE; |
mt->fl |= MANT_LITERAL; |
print_node(p, nn, m); |
else |
p->flags &= i % 2 ? ~TERMP_BOLD : ~TERMP_UNDER; |
mt->fl &= ~MANT_LITERAL; |
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/* |
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* 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 (MAN_HP == n->parent->tok && p->rmargin < p->maxrmargin) { |
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p->offset = p->rmargin; |
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p->rmargin = p->maxrmargin; |
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p->flags &= ~(TERMP_NOBREAK | TERMP_TWOSPACE); |
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p->flags |= TERMP_NOSPACE; |
} |
} |
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return(0); |
return(0); |
} |
} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
pre_RB(DECL_ARGS) |
pre_alternate(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
enum termfont font[2]; |
int i; |
const struct man_node *nn; |
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int savelit, 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_BOLD; |
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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savelit = MANT_LITERAL & mt->fl; |
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mt->fl &= ~MANT_LITERAL; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i = 1 - i) { |
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term_fontrepl(p, font[i]); |
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if (savelit && NULL == nn->next) |
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mt->fl |= MANT_LITERAL; |
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print_man_node(p, mt, nn, m); |
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if (nn->next) |
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_BOLD; |
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} |
} |
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return(0); |
return(0); |
} |
} |
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/* ARGSUSED */ |
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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 */ |
/* ARGSUSED */ |
static int |
static int |
pre_RI(DECL_ARGS) |
pre_ft(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
const char *cp; |
int i; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
if (NULL == n->child) { |
if ( ! (i % 2)) |
term_fontlast(p); |
p->flags |= TERMP_UNDER; |
return(0); |
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_UNDER; |
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} |
} |
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cp = n->child->string; |
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switch (*cp) { |
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case ('4'): |
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/* FALLTHROUGH */ |
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case ('3'): |
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/* FALLTHROUGH */ |
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case ('B'): |
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term_fontrepl(p, TERMFONT_BOLD); |
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break; |
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case ('2'): |
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/* FALLTHROUGH */ |
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case ('I'): |
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term_fontrepl(p, TERMFONT_UNDER); |
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break; |
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case ('P'): |
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term_fontlast(p); |
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break; |
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case ('1'): |
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/* FALLTHROUGH */ |
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case ('C'): |
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/* FALLTHROUGH */ |
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case ('R'): |
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term_fontrepl(p, TERMFONT_NONE); |
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break; |
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default: |
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break; |
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} |
return(0); |
return(0); |
} |
} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
pre_BR(DECL_ARGS) |
pre_in(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
int len, less; |
int i; |
size_t v; |
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const char *cp; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
term_newln(p); |
if ( ! (i % 2)) |
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p->flags |= TERMP_BOLD; |
if (NULL == n->child) { |
if (i > 0) |
p->offset = mt->offset; |
p->flags |= TERMP_NOSPACE; |
return(0); |
print_node(p, nn, m); |
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if ( ! (i % 2)) |
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p->flags &= ~TERMP_BOLD; |
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} |
} |
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cp = n->child->string; |
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less = 0; |
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if ('-' == *cp) |
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less = -1; |
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else if ('+' == *cp) |
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less = 1; |
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else |
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cp--; |
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if ((len = a2width(p, ++cp)) < 0) |
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return(0); |
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v = (size_t)len; |
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if (less < 0) |
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p->offset -= p->offset > v ? v : p->offset; |
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else if (less > 0) |
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p->offset += v; |
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else |
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p->offset = v; |
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/* Don't let this creep beyond the right margin. */ |
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if (p->offset > p->rmargin) |
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p->offset = p->rmargin; |
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return(0); |
return(0); |
} |
} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
pre_BI(DECL_ARGS) |
pre_sp(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
size_t i, len; |
int i; |
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for (i = 0, nn = n->child; nn; nn = nn->next, i++) { |
if ((NULL == n->prev && n->parent)) { |
p->flags |= i % 2 ? TERMP_UNDER : TERMP_BOLD; |
if (MAN_SS == n->parent->tok) |
if (i > 0) |
return(0); |
p->flags |= TERMP_NOSPACE; |
if (MAN_SH == n->parent->tok) |
print_node(p, nn, m); |
return(0); |
p->flags &= i % 2 ? ~TERMP_UNDER : ~TERMP_BOLD; |
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} |
} |
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switch (n->tok) { |
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case (MAN_br): |
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len = 0; |
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break; |
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default: |
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len = n->child ? a2height(p, n->child->string) : 1; |
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break; |
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} |
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if (0 == len) |
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term_newln(p); |
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for (i = 0; i < len; i++) |
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term_vspace(p); |
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return(0); |
return(0); |
} |
} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static int |
pre_B(DECL_ARGS) |
pre_HP(DECL_ARGS) |
{ |
{ |
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size_t len, one; |
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int ival; |
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const struct man_node *nn; |
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p->flags |= TERMP_BOLD; |
switch (n->type) { |
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case (MAN_BLOCK): |
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print_bvspace(p, n); |
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return(1); |
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case (MAN_BODY): |
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p->flags |= TERMP_NOBREAK; |
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p->flags |= TERMP_TWOSPACE; |
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break; |
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default: |
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return(0); |
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} |
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len = mt->lmargin[mt->lmargincur]; |
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ival = -1; |
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/* Calculate offset. */ |
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if (NULL != (nn = n->parent->head->child)) |
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if ((ival = a2width(p, nn->string)) >= 0) |
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len = (size_t)ival; |
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one = term_len(p, 1); |
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if (len < one) |
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len = one; |
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p->offset = mt->offset; |
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p->rmargin = mt->offset + len; |
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|
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if (ival >= 0) |
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mt->lmargin[mt->lmargincur] = (size_t)ival; |
|
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return(1); |
return(1); |
} |
} |
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|
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/* ARGSUSED */ |
/* ARGSUSED */ |
static void |
static void |
post_B(DECL_ARGS) |
post_HP(DECL_ARGS) |
{ |
{ |
|
|
p->flags &= ~TERMP_BOLD; |
switch (n->type) { |
|
case (MAN_BLOCK): |
|
term_flushln(p); |
|
break; |
|
case (MAN_BODY): |
|
term_flushln(p); |
|
p->flags &= ~TERMP_NOBREAK; |
|
p->flags &= ~TERMP_TWOSPACE; |
|
p->offset = mt->offset; |
|
p->rmargin = p->maxrmargin; |
|
break; |
|
default: |
|
break; |
|
} |
} |
} |
|
|
|
|
|
|
pre_PP(DECL_ARGS) |
pre_PP(DECL_ARGS) |
{ |
{ |
|
|
term_vspace(p); |
switch (n->type) { |
p->offset = INDENT; |
case (MAN_BLOCK): |
return(0); |
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
|
print_bvspace(p, n); |
|
break; |
|
default: |
|
p->offset = mt->offset; |
|
break; |
|
} |
|
|
|
return(MAN_HEAD != n->type); |
} |
} |
|
|
|
|
Line 273 pre_PP(DECL_ARGS) |
|
Line 528 pre_PP(DECL_ARGS) |
|
static int |
static int |
pre_IP(DECL_ARGS) |
pre_IP(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
const struct man_node *nn; |
size_t offs; |
size_t len; |
|
int savelit, ival; |
|
|
term_vspace(p); |
switch (n->type) { |
p->offset = INDENT; |
case (MAN_BODY): |
|
p->flags |= TERMP_NOSPACE; |
if (NULL == (nn = n->child)) |
break; |
|
case (MAN_HEAD): |
|
p->flags |= TERMP_NOBREAK; |
|
break; |
|
case (MAN_BLOCK): |
|
print_bvspace(p, n); |
|
/* FALLTHROUGH */ |
|
default: |
return(1); |
return(1); |
|
} |
|
|
/* FIXME - ignore the designator. */ |
len = mt->lmargin[mt->lmargincur]; |
nn = nn->next; |
ival = -1; |
|
|
if (MAN_TEXT != nn->type) |
/* Calculate the offset from the optional second argument. */ |
errx(1, "expected text line argument"); |
if (NULL != (nn = n->parent->head->child)) |
|
if (NULL != (nn = nn->next)) |
|
if ((ival = a2width(p, nn->string)) >= 0) |
|
len = (size_t)ival; |
|
|
offs = (size_t)atoi(nn->string); |
switch (n->type) { |
nn = nn->next; |
case (MAN_HEAD): |
|
/* Handle zero-width lengths. */ |
|
if (0 == len) |
|
len = term_len(p, 1); |
|
|
p->flags |= TERMP_NOSPACE; |
p->offset = mt->offset; |
p->offset += offs; |
p->rmargin = mt->offset + len; |
return(0); |
if (ival < 0) |
|
break; |
|
|
|
/* Set the saved left-margin. */ |
|
mt->lmargin[mt->lmargincur] = (size_t)ival; |
|
|
|
savelit = MANT_LITERAL & mt->fl; |
|
mt->fl &= ~MANT_LITERAL; |
|
|
|
if (n->child) |
|
print_man_node(p, mt, n->child, m); |
|
|
|
if (savelit) |
|
mt->fl |= MANT_LITERAL; |
|
|
|
return(0); |
|
case (MAN_BODY): |
|
p->offset = mt->offset + len; |
|
p->rmargin = p->maxrmargin; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
return(1); |
} |
} |
|
|
|
|
/* ARGSUSED */ |
/* ARGSUSED */ |
|
static void |
|
post_IP(DECL_ARGS) |
|
{ |
|
|
|
switch (n->type) { |
|
case (MAN_HEAD): |
|
term_flushln(p); |
|
p->flags &= ~TERMP_NOBREAK; |
|
p->rmargin = p->maxrmargin; |
|
break; |
|
case (MAN_BODY): |
|
term_newln(p); |
|
break; |
|
default: |
|
break; |
|
} |
|
} |
|
|
|
|
|
/* ARGSUSED */ |
static int |
static int |
pre_TP(DECL_ARGS) |
pre_TP(DECL_ARGS) |
{ |
{ |
const struct man_node *nn; |
const struct man_node *nn; |
size_t offs; |
size_t len; |
|
int savelit, ival; |
|
|
term_vspace(p); |
switch (n->type) { |
p->offset = INDENT; |
case (MAN_HEAD): |
|
p->flags |= TERMP_NOBREAK; |
if (NULL == (nn = n->child)) |
break; |
|
case (MAN_BODY): |
|
p->flags |= TERMP_NOSPACE; |
|
break; |
|
case (MAN_BLOCK): |
|
print_bvspace(p, n); |
|
/* FALLTHROUGH */ |
|
default: |
return(1); |
return(1); |
|
} |
|
|
if (nn->line == n->line) { |
len = (size_t)mt->lmargin[mt->lmargincur]; |
if (MAN_TEXT != nn->type) |
ival = -1; |
errx(1, "expected text line argument"); |
|
offs = (size_t)atoi(nn->string); |
|
nn = nn->next; |
|
} else |
|
offs = INDENT; |
|
|
|
for ( ; nn; nn = nn->next) |
/* Calculate offset. */ |
print_node(p, nn, m); |
|
|
|
term_flushln(p); |
if (NULL != (nn = n->parent->head->child)) |
p->flags |= TERMP_NOSPACE; |
if (nn->string && nn->parent->line == nn->line) |
p->offset += offs; |
if ((ival = a2width(p, nn->string)) >= 0) |
return(0); |
len = (size_t)ival; |
|
|
|
switch (n->type) { |
|
case (MAN_HEAD): |
|
/* Handle zero-length properly. */ |
|
if (0 == len) |
|
len = term_len(p, 1); |
|
|
|
p->offset = mt->offset; |
|
p->rmargin = mt->offset + len; |
|
|
|
savelit = MANT_LITERAL & mt->fl; |
|
mt->fl &= ~MANT_LITERAL; |
|
|
|
/* Don't print same-line elements. */ |
|
for (nn = n->child; nn; nn = nn->next) |
|
if (nn->line > n->line) |
|
print_man_node(p, mt, nn, m); |
|
|
|
if (savelit) |
|
mt->fl |= MANT_LITERAL; |
|
if (ival >= 0) |
|
mt->lmargin[mt->lmargincur] = (size_t)ival; |
|
|
|
return(0); |
|
case (MAN_BODY): |
|
p->offset = mt->offset + len; |
|
p->rmargin = p->maxrmargin; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
return(1); |
} |
} |
|
|
|
|
/* ARGSUSED */ |
/* ARGSUSED */ |
|
static void |
|
post_TP(DECL_ARGS) |
|
{ |
|
|
|
switch (n->type) { |
|
case (MAN_HEAD): |
|
term_flushln(p); |
|
p->flags &= ~TERMP_NOBREAK; |
|
p->flags &= ~TERMP_TWOSPACE; |
|
p->rmargin = p->maxrmargin; |
|
break; |
|
case (MAN_BODY): |
|
term_newln(p); |
|
break; |
|
default: |
|
break; |
|
} |
|
} |
|
|
|
|
|
/* ARGSUSED */ |
static int |
static int |
pre_SS(DECL_ARGS) |
pre_SS(DECL_ARGS) |
{ |
{ |
|
|
term_vspace(p); |
switch (n->type) { |
p->flags |= TERMP_BOLD; |
case (MAN_BLOCK): |
|
mt->fl &= ~MANT_LITERAL; |
|
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
|
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): |
|
term_fontrepl(p, TERMFONT_BOLD); |
|
p->offset = term_len(p, p->defindent/2); |
|
break; |
|
case (MAN_BODY): |
|
p->offset = mt->offset; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
return(1); |
return(1); |
} |
} |
|
|
|
|
post_SS(DECL_ARGS) |
post_SS(DECL_ARGS) |
{ |
{ |
|
|
term_flushln(p); |
switch (n->type) { |
p->flags &= ~TERMP_BOLD; |
case (MAN_HEAD): |
p->flags |= TERMP_NOSPACE; |
term_newln(p); |
|
break; |
|
case (MAN_BODY): |
|
term_newln(p); |
|
break; |
|
default: |
|
break; |
|
} |
} |
} |
|
|
|
|
|
|
pre_SH(DECL_ARGS) |
pre_SH(DECL_ARGS) |
{ |
{ |
|
|
term_vspace(p); |
switch (n->type) { |
p->offset = 0; |
case (MAN_BLOCK): |
p->flags |= TERMP_BOLD; |
mt->fl &= ~MANT_LITERAL; |
|
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
|
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) |
|
break; |
|
/* If the first macro, no vspae. */ |
|
if (NULL == n->prev) |
|
break; |
|
term_vspace(p); |
|
break; |
|
case (MAN_HEAD): |
|
term_fontrepl(p, TERMFONT_BOLD); |
|
p->offset = 0; |
|
break; |
|
case (MAN_BODY): |
|
p->offset = mt->offset; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
return(1); |
return(1); |
} |
} |
|
|
|
|
post_SH(DECL_ARGS) |
post_SH(DECL_ARGS) |
{ |
{ |
|
|
term_flushln(p); |
switch (n->type) { |
p->offset = INDENT; |
case (MAN_HEAD): |
p->flags &= ~TERMP_BOLD; |
term_newln(p); |
p->flags |= TERMP_NOSPACE; |
break; |
|
case (MAN_BODY): |
|
term_newln(p); |
|
break; |
|
default: |
|
break; |
|
} |
} |
} |
|
|
|
/* ARGSUSED */ |
|
static int |
|
pre_RS(DECL_ARGS) |
|
{ |
|
int ival; |
|
size_t sz; |
|
|
|
switch (n->type) { |
|
case (MAN_BLOCK): |
|
term_newln(p); |
|
return(1); |
|
case (MAN_HEAD): |
|
return(0); |
|
default: |
|
break; |
|
} |
|
|
|
sz = term_len(p, p->defindent); |
|
|
|
if (NULL != (n = n->parent->head->child)) |
|
if ((ival = a2width(p, n->string)) >= 0) |
|
sz = (size_t)ival; |
|
|
|
mt->offset += sz; |
|
p->rmargin = p->maxrmargin; |
|
p->offset = mt->offset < p->rmargin ? mt->offset : p->rmargin; |
|
|
|
if (++mt->lmarginsz < MAXMARGINS) |
|
mt->lmargincur = mt->lmarginsz; |
|
|
|
mt->lmargin[mt->lmargincur] = mt->lmargin[mt->lmargincur - 1]; |
|
return(1); |
|
} |
|
|
|
/* ARGSUSED */ |
static void |
static void |
print_node(DECL_ARGS) |
post_RS(DECL_ARGS) |
{ |
{ |
int c, sz; |
int ival; |
|
size_t sz; |
|
|
c = 1; |
|
|
|
switch (n->type) { |
switch (n->type) { |
case(MAN_ELEM): |
case (MAN_BLOCK): |
if (termacts[n->tok].pre) |
return; |
c = (*termacts[n->tok].pre)(p, n, m); |
case (MAN_HEAD): |
|
return; |
|
default: |
|
term_newln(p); |
break; |
break; |
|
} |
|
|
|
sz = term_len(p, p->defindent); |
|
|
|
if (NULL != (n = n->parent->head->child)) |
|
if ((ival = a2width(p, n->string)) >= 0) |
|
sz = (size_t)ival; |
|
|
|
mt->offset = mt->offset < sz ? 0 : mt->offset - sz; |
|
p->offset = mt->offset; |
|
|
|
if (--mt->lmarginsz < MAXMARGINS) |
|
mt->lmargincur = mt->lmarginsz; |
|
} |
|
|
|
static void |
|
print_man_node(DECL_ARGS) |
|
{ |
|
size_t rm, rmax; |
|
int c; |
|
|
|
switch (n->type) { |
case(MAN_TEXT): |
case(MAN_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 ('\0' == *n->string) { |
|
term_vspace(p); |
|
return; |
|
} else if (' ' == *n->string && MAN_LINE & n->flags) |
|
term_newln(p); |
|
|
term_word(p, n->string); |
term_word(p, n->string); |
if (sz >= 2 && n->string[sz - 1] == 'c' && |
|
n->string[sz - 2] == '\\') |
/* |
|
* If we're in a literal context, make sure that words |
|
* togehter 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 (MANT_LITERAL & mt->fl && ! (TERMP_NOBREAK & p->flags) && |
|
(NULL == n->next || |
|
n->next->line > n->line)) { |
|
rm = p->rmargin; |
|
rmax = p->maxrmargin; |
|
p->rmargin = p->maxrmargin = TERM_MAXMARGIN; |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
break; |
term_flushln(p); |
|
p->rmargin = rm; |
|
p->maxrmargin = rmax; |
|
} |
|
|
|
if (MAN_EOS & n->flags) |
|
p->flags |= TERMP_SENTENCE; |
|
return; |
|
case (MAN_EQN): |
|
term_eqn(p, n->eqn); |
|
return; |
|
case (MAN_TBL): |
|
/* |
|
* Tables are preceded by a newline. Then process a |
|
* table line, which will cause line termination, |
|
*/ |
|
if (TBL_SPAN_FIRST & n->span->flags) |
|
term_newln(p); |
|
term_tbl(p, n->span); |
|
return; |
default: |
default: |
break; |
break; |
} |
} |
|
|
|
if ( ! (MAN_NOTEXT & termacts[n->tok].flags)) |
|
term_fontrepl(p, TERMFONT_NONE); |
|
|
|
c = 1; |
|
if (termacts[n->tok].pre) |
|
c = (*termacts[n->tok].pre)(p, mt, n, m); |
|
|
if (c && n->child) |
if (c && n->child) |
print_body(p, n->child, m); |
print_man_nodelist(p, mt, n->child, m); |
|
|
switch (n->type) { |
if (termacts[n->tok].post) |
case (MAN_ELEM): |
(*termacts[n->tok].post)(p, mt, n, m); |
if (termacts[n->tok].post) |
if ( ! (MAN_NOTEXT & termacts[n->tok].flags)) |
(*termacts[n->tok].post)(p, n, m); |
term_fontrepl(p, TERMFONT_NONE); |
break; |
|
default: |
if (MAN_EOS & n->flags) |
break; |
p->flags |= TERMP_SENTENCE; |
} |
|
} |
} |
|
|
|
|
static void |
static void |
print_body(DECL_ARGS) |
print_man_nodelist(DECL_ARGS) |
{ |
{ |
print_node(p, n, m); |
|
|
print_man_node(p, mt, n, m); |
if ( ! n->next) |
if ( ! n->next) |
return; |
return; |
print_body(p, n->next, m); |
print_man_nodelist(p, mt, n->next, m); |
} |
} |
|
|
|
|
static void |
static void |
print_foot(struct termp *p, const struct man_meta *meta) |
print_man_foot(struct termp *p, const void *arg) |
{ |
{ |
struct tm *tm; |
char title[BUFSIZ]; |
char *buf; |
size_t datelen; |
|
const struct man_meta *meta; |
|
|
if (NULL == (buf = malloc(p->rmargin))) |
meta = (const struct man_meta *)arg; |
err(1, "malloc"); |
assert(meta->title); |
|
assert(meta->msec); |
|
assert(meta->date); |
|
|
tm = localtime(&meta->date); |
term_fontrepl(p, TERMFONT_NONE); |
|
|
#ifdef __OpenBSD__ |
|
if (NULL == strftime(buf, p->rmargin, "%B %d, %Y", tm)) |
|
#else |
|
if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm)) |
|
#endif |
|
err(1, "strftime"); |
|
|
|
term_vspace(p); |
term_vspace(p); |
|
|
|
/* |
|
* Temporary, undocumented option to imitate mdoc(7) output. |
|
* In the bottom right corner, use the source instead of |
|
* the title. |
|
*/ |
|
|
|
if ( ! p->mdocstyle) { |
|
term_vspace(p); |
|
term_vspace(p); |
|
snprintf(title, BUFSIZ, "%s(%s)", meta->title, meta->msec); |
|
} else if (meta->source) { |
|
strlcpy(title, meta->source, BUFSIZ); |
|
} else { |
|
title[0] = '\0'; |
|
} |
|
datelen = term_strlen(p, meta->date); |
|
|
|
/* Bottom left corner: manual source. */ |
|
|
p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; |
p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; |
p->rmargin = p->maxrmargin - strlen(buf); |
|
p->offset = 0; |
p->offset = 0; |
|
p->rmargin = (p->maxrmargin - datelen + term_len(p, 1)) / 2; |
|
|
if (meta->source) |
if (meta->source) |
term_word(p, meta->source); |
term_word(p, meta->source); |
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->flags |= TERMP_NOSPACE; |
p->offset = p->rmargin; |
p->offset = p->rmargin; |
p->rmargin = p->maxrmargin; |
p->rmargin = p->maxrmargin - term_strlen(p, title); |
p->flags &= ~TERMP_NOBREAK; |
if (p->offset + datelen >= p->rmargin) |
|
p->rmargin = p->offset + datelen; |
|
|
term_word(p, buf); |
term_word(p, meta->date); |
term_flushln(p); |
term_flushln(p); |
|
|
free(buf); |
/* Bottom right corner: manual title and section. */ |
|
|
|
p->flags &= ~TERMP_NOBREAK; |
|
p->flags |= TERMP_NOSPACE; |
|
p->offset = p->rmargin; |
|
p->rmargin = p->maxrmargin; |
|
|
|
term_word(p, title); |
|
term_flushln(p); |
} |
} |
|
|
|
|
static void |
static void |
print_head(struct termp *p, const struct man_meta *meta) |
print_man_head(struct termp *p, const void *arg) |
{ |
{ |
char *buf, *title; |
char buf[BUFSIZ], title[BUFSIZ]; |
|
size_t buflen, titlen; |
|
const struct man_meta *m; |
|
|
p->rmargin = p->maxrmargin; |
m = (const struct man_meta *)arg; |
p->offset = 0; |
assert(m->title); |
|
assert(m->msec); |
|
|
if (NULL == (buf = malloc(p->rmargin))) |
if (m->vol) |
err(1, "malloc"); |
strlcpy(buf, m->vol, BUFSIZ); |
if (NULL == (title = malloc(p->rmargin))) |
|
err(1, "malloc"); |
|
|
|
if (meta->vol) |
|
(void)strlcpy(buf, meta->vol, p->rmargin); |
|
else |
else |
*buf = 0; |
buf[0] = '\0'; |
|
buflen = term_strlen(p, buf); |
|
|
(void)snprintf(title, p->rmargin, "%s(%d)", |
/* Top left corner: manual title and section. */ |
meta->title, meta->msec); |
|
|
|
p->offset = 0; |
snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec); |
p->rmargin = (p->maxrmargin - strlen(buf)) / 2; |
titlen = term_strlen(p, title); |
|
|
p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; |
p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; |
|
p->offset = 0; |
|
p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ? |
|
(p->maxrmargin - |
|
term_strlen(p, buf) + term_len(p, 1)) / 2 : |
|
p->maxrmargin - buflen; |
|
|
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->flags |= TERMP_NOSPACE; |
p->offset = p->rmargin; |
p->offset = p->rmargin; |
p->rmargin = p->maxrmargin - strlen(title); |
p->rmargin = p->offset + buflen + titlen < p->maxrmargin ? |
|
p->maxrmargin - titlen : p->maxrmargin; |
|
|
term_word(p, buf); |
term_word(p, buf); |
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; |
if (p->rmargin + titlen <= p->maxrmargin) { |
|
p->flags |= TERMP_NOSPACE; |
|
p->offset = p->rmargin; |
|
p->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->offset = 0; |
|
p->rmargin = p->maxrmargin; |
|
|
free(title); |
/* |
free(buf); |
* 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); |
|
} |
|
} |