version 1.233, 2020/01/20 10:37:15 |
version 1.244, 2023/11/13 19:13:01 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
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* Copyright (c) 2010-15,2017-20,2022-23 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2010-2015, 2017-2020 Ingo Schwarze <schwarze@openbsd.org> |
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* |
* |
* 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 |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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* |
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* Plain text formatter for man(7), used by mandoc(1) |
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* for ASCII, UTF-8, PostScript, and PDF output. |
*/ |
*/ |
#include "config.h" |
#include "config.h" |
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#include "man.h" |
#include "man.h" |
#include "out.h" |
#include "out.h" |
#include "term.h" |
#include "term.h" |
#include "tag.h" |
#include "term_tag.h" |
#include "main.h" |
#include "main.h" |
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#define MAXMARGINS 64 /* maximum number of indented scopes */ |
#define MAXMARGINS 64 /* maximum number of indented scopes */ |
Line 64 static void print_man_head(struct termp *, |
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Line 67 static void print_man_head(struct termp *, |
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static void print_man_foot(struct termp *, |
static void print_man_foot(struct termp *, |
const struct roff_meta *); |
const struct roff_meta *); |
static void print_bvspace(struct termp *, |
static void print_bvspace(struct termp *, |
const struct roff_node *, int); |
struct roff_node *, int); |
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static int pre_B(DECL_ARGS); |
static int pre_B(DECL_ARGS); |
static int pre_DT(DECL_ARGS); |
static int pre_DT(DECL_ARGS); |
static int pre_HP(DECL_ARGS); |
static int pre_HP(DECL_ARGS); |
static int pre_I(DECL_ARGS); |
static int pre_I(DECL_ARGS); |
static int pre_IP(DECL_ARGS); |
static int pre_IP(DECL_ARGS); |
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static int pre_MR(DECL_ARGS); |
static int pre_OP(DECL_ARGS); |
static int pre_OP(DECL_ARGS); |
static int pre_PD(DECL_ARGS); |
static int pre_PD(DECL_ARGS); |
static int pre_PP(DECL_ARGS); |
static int pre_PP(DECL_ARGS); |
Line 80 static int pre_SS(DECL_ARGS); |
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Line 84 static int pre_SS(DECL_ARGS); |
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static int pre_SY(DECL_ARGS); |
static int pre_SY(DECL_ARGS); |
static int pre_TP(DECL_ARGS); |
static int pre_TP(DECL_ARGS); |
static int pre_UR(DECL_ARGS); |
static int pre_UR(DECL_ARGS); |
static int pre_abort(DECL_ARGS); |
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static int pre_alternate(DECL_ARGS); |
static int pre_alternate(DECL_ARGS); |
static int pre_ign(DECL_ARGS); |
static int pre_ign(DECL_ARGS); |
static int pre_in(DECL_ARGS); |
static int pre_in(DECL_ARGS); |
Line 94 static void post_SY(DECL_ARGS); |
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Line 97 static void post_SY(DECL_ARGS); |
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static void post_TP(DECL_ARGS); |
static void post_TP(DECL_ARGS); |
static void post_UR(DECL_ARGS); |
static void post_UR(DECL_ARGS); |
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static void tag_man(struct termp *, struct roff_node *); |
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static const struct man_term_act man_term_acts[MAN_MAX - MAN_TH] = { |
static const struct man_term_act man_term_acts[MAN_MAX - MAN_TH] = { |
{ NULL, NULL, 0 }, /* TH */ |
{ NULL, NULL, 0 }, /* TH */ |
{ pre_SH, post_SH, 0 }, /* SH */ |
{ pre_SH, post_SH, 0 }, /* SH */ |
{ pre_SS, post_SH, 0 }, /* SS */ |
{ pre_SS, post_SH, 0 }, /* SS */ |
{ pre_TP, post_TP, 0 }, /* TP */ |
{ pre_TP, post_TP, 0 }, /* TP */ |
{ pre_TP, post_TP, 0 }, /* TQ */ |
{ pre_TP, post_TP, 0 }, /* TQ */ |
{ pre_abort, NULL, 0 }, /* LP */ |
{ pre_PP, NULL, 0 }, /* LP */ |
{ pre_PP, NULL, 0 }, /* PP */ |
{ pre_PP, NULL, 0 }, /* PP */ |
{ pre_abort, NULL, 0 }, /* P */ |
{ pre_PP, NULL, 0 }, /* P */ |
{ pre_IP, post_IP, 0 }, /* IP */ |
{ pre_IP, post_IP, 0 }, /* IP */ |
{ pre_HP, post_HP, 0 }, /* HP */ |
{ pre_HP, post_HP, 0 }, /* HP */ |
{ NULL, NULL, 0 }, /* SM */ |
{ NULL, NULL, 0 }, /* SM */ |
Line 120 static const struct man_term_act man_term_acts[MAN_MAX |
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Line 121 static const struct man_term_act man_term_acts[MAN_MAX |
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{ pre_alternate, NULL, 0 }, /* RI */ |
{ pre_alternate, NULL, 0 }, /* RI */ |
{ NULL, NULL, 0 }, /* RE */ |
{ NULL, NULL, 0 }, /* RE */ |
{ pre_RS, post_RS, 0 }, /* RS */ |
{ pre_RS, post_RS, 0 }, /* RS */ |
{ pre_DT, NULL, 0 }, /* DT */ |
{ pre_DT, NULL, MAN_NOTEXT }, /* DT */ |
{ pre_ign, NULL, MAN_NOTEXT }, /* UC */ |
{ pre_ign, NULL, MAN_NOTEXT }, /* UC */ |
{ pre_PD, NULL, MAN_NOTEXT }, /* PD */ |
{ pre_PD, NULL, MAN_NOTEXT }, /* PD */ |
{ pre_ign, NULL, 0 }, /* AT */ |
{ pre_ign, NULL, MAN_NOTEXT }, /* AT */ |
{ pre_in, NULL, MAN_NOTEXT }, /* in */ |
{ pre_in, NULL, MAN_NOTEXT }, /* in */ |
{ pre_SY, post_SY, 0 }, /* SY */ |
{ pre_SY, post_SY, 0 }, /* SY */ |
{ NULL, NULL, 0 }, /* YS */ |
{ NULL, NULL, 0 }, /* YS */ |
Line 134 static const struct man_term_act man_term_acts[MAN_MAX |
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Line 135 static const struct man_term_act man_term_acts[MAN_MAX |
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{ NULL, NULL, 0 }, /* UE */ |
{ NULL, NULL, 0 }, /* UE */ |
{ pre_UR, post_UR, 0 }, /* MT */ |
{ pre_UR, post_UR, 0 }, /* MT */ |
{ NULL, NULL, 0 }, /* ME */ |
{ NULL, NULL, 0 }, /* ME */ |
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{ pre_MR, NULL, 0 }, /* MR */ |
}; |
}; |
static const struct man_term_act *man_term_act(enum roff_tok); |
static const struct man_term_act *man_term_act(enum roff_tok); |
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Line 151 terminal_man(void *arg, const struct roff_meta *man) |
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Line 153 terminal_man(void *arg, const struct roff_meta *man) |
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struct mtermp mt; |
struct mtermp mt; |
struct termp *p; |
struct termp *p; |
struct roff_node *n, *nc, *nn; |
struct roff_node *n, *nc, *nn; |
size_t save_defindent; |
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p = (struct termp *)arg; |
p = (struct termp *)arg; |
save_defindent = p->defindent; |
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if (p->synopsisonly == 0 && p->defindent == 0) |
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p->defindent = 7; |
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p->tcol->rmargin = p->maxrmargin = p->defrmargin; |
p->tcol->rmargin = p->maxrmargin = p->defrmargin; |
term_tab_set(p, NULL); |
term_tab_set(p, NULL); |
term_tab_set(p, "T"); |
term_tab_set(p, "T"); |
term_tab_set(p, ".5i"); |
term_tab_set(p, ".5i"); |
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memset(&mt, 0, sizeof(mt)); |
memset(&mt, 0, sizeof(mt)); |
mt.lmargin[mt.lmargincur] = term_len(p, p->defindent); |
mt.lmargin[mt.lmargincur] = term_len(p, 7); |
mt.offset = term_len(p, p->defindent); |
mt.offset = term_len(p, p->defindent); |
mt.pardist = 1; |
mt.pardist = 1; |
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Line 193 terminal_man(void *arg, const struct roff_meta *man) |
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Line 191 terminal_man(void *arg, const struct roff_meta *man) |
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print_man_nodelist(p, &mt, n, man); |
print_man_nodelist(p, &mt, n, man); |
term_end(p); |
term_end(p); |
} |
} |
p->defindent = save_defindent; |
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} |
} |
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/* |
/* |
Line 205 terminal_man(void *arg, const struct roff_meta *man) |
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Line 202 terminal_man(void *arg, const struct roff_meta *man) |
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* first, print it. |
* first, print it. |
*/ |
*/ |
static void |
static void |
print_bvspace(struct termp *p, const struct roff_node *n, int pardist) |
print_bvspace(struct termp *p, struct roff_node *n, int pardist) |
{ |
{ |
int i; |
struct roff_node *nch; |
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int i; |
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term_newln(p); |
term_newln(p); |
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if (n->body != NULL && n->body->child != NULL) |
if (n->body != NULL && |
if (n->body->child->type == ROFFT_TBL) |
(nch = roff_node_child(n->body)) != NULL && |
return; |
nch->type == ROFFT_TBL) |
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return; |
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if (n->parent->type == ROFFT_ROOT || n->parent->tok != MAN_RS) |
if (n->parent->tok != MAN_RS && roff_node_prev(n) == NULL) |
if (n->prev == NULL) |
return; |
return; |
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for (i = 0; i < pardist; i++) |
for (i = 0; i < pardist; i++) |
term_vspace(p); |
term_vspace(p); |
} |
} |
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static int |
static int |
pre_abort(DECL_ARGS) |
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{ |
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abort(); |
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} |
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static int |
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pre_ign(DECL_ARGS) |
pre_ign(DECL_ARGS) |
{ |
{ |
return 0; |
return 0; |
Line 334 pre_B(DECL_ARGS) |
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Line 325 pre_B(DECL_ARGS) |
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} |
} |
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static int |
static int |
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pre_MR(DECL_ARGS) |
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{ |
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term_fontrepl(p, TERMFONT_NONE); |
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n = n->child; |
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if (n != NULL) { |
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term_word(p, n->string); /* name */ |
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p->flags |= TERMP_NOSPACE; |
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} |
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term_word(p, "("); |
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p->flags |= TERMP_NOSPACE; |
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if (n != NULL && (n = n->next) != NULL) { |
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term_word(p, n->string); /* section */ |
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p->flags |= TERMP_NOSPACE; |
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} |
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term_word(p, ")"); |
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if (n != NULL && (n = n->next) != NULL) { |
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p->flags |= TERMP_NOSPACE; |
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term_word(p, n->string); /* suffix */ |
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} |
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return 0; |
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} |
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static int |
pre_OP(DECL_ARGS) |
pre_OP(DECL_ARGS) |
{ |
{ |
term_word(p, "["); |
term_word(p, "["); |
Line 485 pre_PP(DECL_ARGS) |
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Line 499 pre_PP(DECL_ARGS) |
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{ |
{ |
switch (n->type) { |
switch (n->type) { |
case ROFFT_BLOCK: |
case ROFFT_BLOCK: |
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
mt->lmargin[mt->lmargincur] = term_len(p, 7); |
print_bvspace(p, n, mt->pardist); |
print_bvspace(p, n, mt->pardist); |
break; |
break; |
case ROFFT_HEAD: |
case ROFFT_HEAD: |
Line 515 pre_IP(DECL_ARGS) |
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Line 529 pre_IP(DECL_ARGS) |
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p->trailspace = 1; |
p->trailspace = 1; |
break; |
break; |
case ROFFT_BODY: |
case ROFFT_BODY: |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE | TERMP_NONEWLINE; |
break; |
break; |
default: |
default: |
abort(); |
abort(); |
Line 538 pre_IP(DECL_ARGS) |
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Line 552 pre_IP(DECL_ARGS) |
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case ROFFT_HEAD: |
case ROFFT_HEAD: |
p->tcol->offset = mt->offset; |
p->tcol->offset = mt->offset; |
p->tcol->rmargin = mt->offset + len; |
p->tcol->rmargin = mt->offset + len; |
if (n->child != NULL) { |
if (n->child != NULL) |
print_man_node(p, mt, n->child, meta); |
print_man_node(p, mt, n->child, meta); |
tag_man(p, n->child); |
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} |
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return 0; |
return 0; |
case ROFFT_BODY: |
case ROFFT_BODY: |
p->tcol->offset = mt->offset + len; |
p->tcol->offset = mt->offset + len; |
Line 591 pre_TP(DECL_ARGS) |
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Line 603 pre_TP(DECL_ARGS) |
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p->trailspace = 1; |
p->trailspace = 1; |
break; |
break; |
case ROFFT_BODY: |
case ROFFT_BODY: |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE | TERMP_NONEWLINE; |
break; |
break; |
default: |
default: |
abort(); |
abort(); |
Line 621 pre_TP(DECL_ARGS) |
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Line 633 pre_TP(DECL_ARGS) |
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while (nn != NULL && (nn->flags & NODE_LINE) == 0) |
while (nn != NULL && (nn->flags & NODE_LINE) == 0) |
nn = nn->next; |
nn = nn->next; |
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if (nn == NULL) |
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return 0; |
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if (nn->type == ROFFT_TEXT) |
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tag_man(p, nn); |
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else if (nn->child != NULL && |
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nn->child->type == ROFFT_TEXT && |
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(nn->tok == MAN_B || nn->tok == MAN_BI || |
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nn->tok == MAN_BR || nn->tok == MAN_I || |
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nn->tok == MAN_IB || nn->tok == MAN_IR)) |
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tag_man(p, nn->child); |
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while (nn != NULL) { |
while (nn != NULL) { |
print_man_node(p, mt, nn, meta); |
print_man_node(p, mt, nn, meta); |
nn = nn->next; |
nn = nn->next; |
Line 675 pre_SS(DECL_ARGS) |
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Line 675 pre_SS(DECL_ARGS) |
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switch (n->type) { |
switch (n->type) { |
case ROFFT_BLOCK: |
case ROFFT_BLOCK: |
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
mt->lmargin[mt->lmargincur] = term_len(p, 7); |
mt->offset = term_len(p, p->defindent); |
mt->offset = term_len(p, p->defindent); |
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/* |
/* |
Line 683 pre_SS(DECL_ARGS) |
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Line 683 pre_SS(DECL_ARGS) |
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* and after an empty subsection. |
* and after an empty subsection. |
*/ |
*/ |
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do { |
if ((n = roff_node_prev(n)) == NULL || |
n = n->prev; |
(n->tok == MAN_SS && roff_node_child(n->body) == NULL)) |
} while (n != NULL && n->tok >= MAN_TH && |
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man_term_act(n->tok)->flags & MAN_NOTEXT); |
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if (n == NULL || n->type == ROFFT_COMMENT || |
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(n->tok == MAN_SS && n->body->child == NULL)) |
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break; |
break; |
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for (i = 0; i < mt->pardist; i++) |
for (i = 0; i < mt->pardist; i++) |
Line 720 pre_SH(DECL_ARGS) |
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Line 716 pre_SH(DECL_ARGS) |
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switch (n->type) { |
switch (n->type) { |
case ROFFT_BLOCK: |
case ROFFT_BLOCK: |
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
mt->lmargin[mt->lmargincur] = term_len(p, 7); |
mt->offset = term_len(p, p->defindent); |
mt->offset = term_len(p, p->defindent); |
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/* |
/* |
Line 728 pre_SH(DECL_ARGS) |
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Line 724 pre_SH(DECL_ARGS) |
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* and after an empty section. |
* and after an empty section. |
*/ |
*/ |
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do { |
if ((n = roff_node_prev(n)) == NULL || |
n = n->prev; |
(n->tok == MAN_SH && roff_node_child(n->body) == NULL)) |
} while (n != NULL && n->tok >= MAN_TH && |
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man_term_act(n->tok)->flags & MAN_NOTEXT); |
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if (n == NULL || n->type == ROFFT_COMMENT || |
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(n->tok == MAN_SH && n->body->child == NULL)) |
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break; |
break; |
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for (i = 0; i < mt->pardist; i++) |
for (i = 0; i < mt->pardist; i++) |
Line 808 pre_RS(DECL_ARGS) |
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Line 800 pre_RS(DECL_ARGS) |
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if (++mt->lmarginsz < MAXMARGINS) |
if (++mt->lmarginsz < MAXMARGINS) |
mt->lmargincur = mt->lmarginsz; |
mt->lmargincur = mt->lmarginsz; |
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mt->lmargin[mt->lmargincur] = term_len(p, p->defindent); |
mt->lmargin[mt->lmargincur] = term_len(p, 7); |
return 1; |
return 1; |
} |
} |
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Line 839 pre_SY(DECL_ARGS) |
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Line 831 pre_SY(DECL_ARGS) |
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switch (n->type) { |
switch (n->type) { |
case ROFFT_BLOCK: |
case ROFFT_BLOCK: |
if (n->prev == NULL || n->prev->tok != MAN_SY) |
if ((nn = roff_node_prev(n)) == NULL || nn->tok != MAN_SY) |
print_bvspace(p, n, mt->pardist); |
print_bvspace(p, n, mt->pardist); |
return 1; |
return 1; |
case ROFFT_HEAD: |
case ROFFT_HEAD: |
Line 920 print_man_node(DECL_ARGS) |
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Line 912 print_man_node(DECL_ARGS) |
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const struct man_term_act *act; |
const struct man_term_act *act; |
int c; |
int c; |
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/* |
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* In no-fill mode, break the output line at the beginning |
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* of new input lines except after \c, and nowhere else. |
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*/ |
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if (n->flags & NODE_NOFILL) { |
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if (n->flags & NODE_LINE && |
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(p->flags & TERMP_NONEWLINE) == 0) |
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term_newln(p); |
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p->flags |= TERMP_BRNEVER; |
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} else { |
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if (n->flags & NODE_LINE) |
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term_tab_ref(p); |
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p->flags &= ~TERMP_BRNEVER; |
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} |
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if (n->flags & NODE_ID) |
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term_tag_write(n, p->line); |
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switch (n->type) { |
switch (n->type) { |
case ROFFT_TEXT: |
case ROFFT_TEXT: |
/* |
/* |
Line 952 print_man_node(DECL_ARGS) |
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Line 963 print_man_node(DECL_ARGS) |
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return; |
return; |
case ROFFT_TBL: |
case ROFFT_TBL: |
if (p->tbl.cols == NULL) |
if (p->tbl.cols == NULL) |
term_vspace(p); |
term_newln(p); |
term_tbl(p, n->span); |
term_tbl(p, n->span); |
return; |
return; |
default: |
default: |
Line 981 print_man_node(DECL_ARGS) |
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Line 992 print_man_node(DECL_ARGS) |
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term_fontrepl(p, TERMFONT_NONE); |
term_fontrepl(p, TERMFONT_NONE); |
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out: |
out: |
/* |
if (n->parent->tok == MAN_HP && n->parent->type == ROFFT_BODY && |
* If we're in a literal context, make sure that words |
n->prev == NULL && n->flags & NODE_NOFILL) { |
* together on the same line stay together. This is a |
term_newln(p); |
* POST-printing call, so we check the NEXT word. Since |
p->tcol->offset = p->tcol->rmargin; |
* -man doesn't have nested macros, we don't need to be |
p->tcol->rmargin = p->maxrmargin; |
* more specific than this. |
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*/ |
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if (n->flags & NODE_NOFILL && |
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! (p->flags & (TERMP_NOBREAK | TERMP_NONEWLINE)) && |
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(n->next == NULL || n->next->flags & NODE_LINE)) { |
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p->flags |= TERMP_BRNEVER | TERMP_NOSPACE; |
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if (n->string != NULL && *n->string != '\0') |
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term_flushln(p); |
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else |
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term_newln(p); |
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p->flags &= ~TERMP_BRNEVER; |
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if (p->tcol->rmargin < p->maxrmargin && |
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n->parent->tok == MAN_HP) { |
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p->tcol->offset = p->tcol->rmargin; |
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p->tcol->rmargin = p->maxrmargin; |
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} |
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} |
} |
if (n->flags & NODE_EOS) |
if (n->flags & NODE_EOS) |
p->flags |= TERMP_SENTENCE; |
p->flags |= TERMP_SENTENCE; |
Line 1038 print_man_foot(struct termp *p, const struct roff_meta |
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Line 1033 print_man_foot(struct termp *p, const struct roff_meta |
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*/ |
*/ |
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if ( ! p->mdocstyle) { |
if ( ! p->mdocstyle) { |
if (meta->hasbody) { |
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term_vspace(p); |
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term_vspace(p); |
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} |
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mandoc_asprintf(&title, "%s(%s)", |
mandoc_asprintf(&title, "%s(%s)", |
meta->title, meta->msec); |
meta->title, meta->msec); |
} else if (meta->os != NULL) { |
} else if (meta->os != NULL) { |
Line 1160 print_man_head(struct termp *p, const struct roff_meta |
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Line 1151 print_man_head(struct termp *p, const struct roff_meta |
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*/ |
*/ |
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term_vspace(p); |
term_vspace(p); |
if ( ! p->mdocstyle) { |
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term_vspace(p); |
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term_vspace(p); |
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} |
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free(title); |
free(title); |
} |
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/* |
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* Skip leading whitespace, dashes, backslashes, and font escapes, |
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* then create a tag if the first following byte is a letter. |
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* Priority is high unless whitespace is present. |
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*/ |
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static void |
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tag_man(struct termp *p, struct roff_node *n) |
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{ |
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const char *cp, *arg; |
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int prio, sz; |
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assert(n->type == ROFFT_TEXT); |
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cp = n->string; |
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prio = TAG_STRONG; |
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for (;;) { |
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switch (*cp) { |
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case ' ': |
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case '\t': |
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prio = TAG_WEAK; |
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/* FALLTHROUGH */ |
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case '-': |
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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; |
|
} |
|
} |
|
} |
} |