-/* $Id: man_term.c,v 1.183 2015/04/19 19:44:21 schwarze Exp $ */
+/* $Id: man_term.c,v 1.236 2021/06/28 19:50:15 schwarze Exp $ */
/*
+ * Copyright (c) 2010-2015, 2017-2020 Ingo Schwarze <schwarze@openbsd.org>
* Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2010-2015 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Plain text formatter for man(7), used by mandoc(1)
+ * for ASCII, UTF-8, PostScript, and PDF output.
*/
#include "config.h"
#include "man.h"
#include "out.h"
#include "term.h"
+#include "term_tag.h"
#include "main.h"
#define MAXMARGINS 64 /* maximum number of indented scopes */
struct mtermp {
- int fl;
-#define MANT_LITERAL (1 << 0)
int lmargin[MAXMARGINS]; /* margins (incl. vis. page) */
int lmargincur; /* index of current margin */
int lmarginsz; /* actual number of nested margins */
struct roff_node *n, \
const struct roff_meta *meta
-struct termact {
+struct man_term_act {
int (*pre)(DECL_ARGS);
void (*post)(DECL_ARGS);
int flags;
static void print_man_foot(struct termp *,
const struct roff_meta *);
static void print_bvspace(struct termp *,
- const struct roff_node *, int);
+ struct roff_node *, int);
static int pre_B(DECL_ARGS);
+static int pre_DT(DECL_ARGS);
static int pre_HP(DECL_ARGS);
static int pre_I(DECL_ARGS);
static int pre_IP(DECL_ARGS);
static int pre_RS(DECL_ARGS);
static int pre_SH(DECL_ARGS);
static int pre_SS(DECL_ARGS);
+static int pre_SY(DECL_ARGS);
static int pre_TP(DECL_ARGS);
static int pre_UR(DECL_ARGS);
+static int pre_abort(DECL_ARGS);
static int pre_alternate(DECL_ARGS);
-static int pre_ft(DECL_ARGS);
static int pre_ign(DECL_ARGS);
static int pre_in(DECL_ARGS);
static int pre_literal(DECL_ARGS);
-static int pre_ll(DECL_ARGS);
-static int pre_sp(DECL_ARGS);
static void post_IP(DECL_ARGS);
static void post_HP(DECL_ARGS);
static void post_RS(DECL_ARGS);
static void post_SH(DECL_ARGS);
-static void post_SS(DECL_ARGS);
+static void post_SY(DECL_ARGS);
static void post_TP(DECL_ARGS);
static void post_UR(DECL_ARGS);
-static const struct termact termacts[MAN_MAX] = {
- { pre_sp, NULL, MAN_NOTEXT }, /* br */
+static const struct man_term_act man_term_acts[MAN_MAX - MAN_TH] = {
{ NULL, NULL, 0 }, /* TH */
{ pre_SH, post_SH, 0 }, /* SH */
- { pre_SS, post_SS, 0 }, /* SS */
+ { pre_SS, post_SH, 0 }, /* SS */
{ pre_TP, post_TP, 0 }, /* TP */
- { pre_PP, NULL, 0 }, /* LP */
+ { pre_TP, post_TP, 0 }, /* TQ */
+ { pre_abort, NULL, 0 }, /* LP */
{ pre_PP, NULL, 0 }, /* PP */
- { pre_PP, NULL, 0 }, /* P */
+ { pre_abort, NULL, 0 }, /* P */
{ pre_IP, post_IP, 0 }, /* IP */
{ pre_HP, post_HP, 0 }, /* HP */
{ NULL, NULL, 0 }, /* SM */
{ pre_I, NULL, 0 }, /* I */
{ pre_alternate, NULL, 0 }, /* IR */
{ pre_alternate, NULL, 0 }, /* RI */
- { pre_sp, NULL, MAN_NOTEXT }, /* sp */
- { pre_literal, NULL, 0 }, /* nf */
- { pre_literal, NULL, 0 }, /* fi */
{ NULL, NULL, 0 }, /* RE */
{ pre_RS, post_RS, 0 }, /* RS */
- { pre_ign, NULL, 0 }, /* DT */
+ { pre_DT, NULL, 0 }, /* DT */
{ pre_ign, NULL, MAN_NOTEXT }, /* UC */
{ pre_PD, NULL, MAN_NOTEXT }, /* PD */
{ pre_ign, NULL, 0 }, /* AT */
{ pre_in, NULL, MAN_NOTEXT }, /* in */
- { pre_ft, NULL, MAN_NOTEXT }, /* ft */
+ { pre_SY, post_SY, 0 }, /* SY */
+ { NULL, NULL, 0 }, /* YS */
{ pre_OP, NULL, 0 }, /* OP */
{ pre_literal, NULL, 0 }, /* EX */
{ pre_literal, NULL, 0 }, /* EE */
{ pre_UR, post_UR, 0 }, /* UR */
{ NULL, NULL, 0 }, /* UE */
- { pre_ll, NULL, MAN_NOTEXT }, /* ll */
+ { pre_UR, post_UR, 0 }, /* MT */
+ { NULL, NULL, 0 }, /* ME */
};
+static const struct man_term_act *man_term_act(enum roff_tok);
+
+static const struct man_term_act *
+man_term_act(enum roff_tok tok)
+{
+ assert(tok >= MAN_TH && tok <= MAN_MAX);
+ return man_term_acts + (tok - MAN_TH);
+}
void
-terminal_man(void *arg, const struct roff_man *man)
+terminal_man(void *arg, const struct roff_meta *man)
{
- struct termp *p;
- struct roff_node *n;
struct mtermp mt;
+ struct termp *p;
+ struct roff_node *n, *nc, *nn;
+ size_t save_defindent;
p = (struct termp *)arg;
- p->overstep = 0;
- p->rmargin = p->maxrmargin = p->defrmargin;
- p->tabwidth = term_len(p, 5);
-
- memset(&mt, 0, sizeof(struct mtermp));
+ save_defindent = p->defindent;
+ if (p->synopsisonly == 0 && p->defindent == 0)
+ p->defindent = 7;
+ p->tcol->rmargin = p->maxrmargin = p->defrmargin;
+ term_tab_set(p, NULL);
+ term_tab_set(p, "T");
+ term_tab_set(p, ".5i");
+
+ memset(&mt, 0, sizeof(mt));
mt.lmargin[mt.lmargincur] = term_len(p, p->defindent);
mt.offset = term_len(p, p->defindent);
mt.pardist = 1;
n = man->first->child;
if (p->synopsisonly) {
- while (n != NULL) {
- if (n->tok == MAN_SH &&
- n->child->child->type == ROFFT_TEXT &&
- !strcmp(n->child->child->string, "SYNOPSIS")) {
- if (n->child->next->child != NULL)
- print_man_nodelist(p, &mt,
- n->child->next->child,
- &man->meta);
- term_newln(p);
+ for (nn = NULL; n != NULL; n = n->next) {
+ if (n->tok != MAN_SH)
+ continue;
+ nc = n->child->child;
+ if (nc->type != ROFFT_TEXT)
+ continue;
+ if (strcmp(nc->string, "SYNOPSIS") == 0)
break;
- }
- n = n->next;
+ if (nn == NULL && strcmp(nc->string, "NAME") == 0)
+ nn = n;
}
+ if (n == NULL)
+ n = nn;
+ p->flags |= TERMP_NOSPACE;
+ if (n != NULL && (n = n->child->next->child) != NULL)
+ print_man_nodelist(p, &mt, n, man);
+ term_newln(p);
} else {
- if (p->defindent == 0)
- p->defindent = 7;
- term_begin(p, print_man_head, print_man_foot, &man->meta);
+ term_begin(p, print_man_head, print_man_foot, man);
p->flags |= TERMP_NOSPACE;
if (n != NULL)
- print_man_nodelist(p, &mt, n, &man->meta);
+ print_man_nodelist(p, &mt, n, man);
term_end(p);
}
+ p->defindent = save_defindent;
}
/*
* first, print it.
*/
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;
+ int i;
term_newln(p);
- if (n->body && n->body->child)
- if (n->body->child->type == ROFFT_TBL)
- return;
+ if (n->body != NULL &&
+ (nch = roff_node_child(n->body)) != NULL &&
+ nch->type == ROFFT_TBL)
+ return;
- if (n->parent->type == ROFFT_ROOT || n->parent->tok != MAN_RS)
- if (NULL == n->prev)
- return;
+ if (n->parent->tok != MAN_RS && roff_node_prev(n) == NULL)
+ return;
for (i = 0; i < pardist; i++)
term_vspace(p);
static int
-pre_ign(DECL_ARGS)
+pre_abort(DECL_ARGS)
{
-
- return(0);
+ abort();
}
static int
-pre_ll(DECL_ARGS)
+pre_ign(DECL_ARGS)
{
-
- term_setwidth(p, n->nchild ? n->child->string : NULL);
- return(0);
+ return 0;
}
static int
pre_I(DECL_ARGS)
{
-
term_fontrepl(p, TERMFONT_UNDER);
- return(1);
+ return 1;
}
static int
pre_literal(DECL_ARGS)
{
-
term_newln(p);
- if (MAN_nf == n->tok || MAN_EX == n->tok)
- mt->fl |= MANT_LITERAL;
- else
- mt->fl &= ~MANT_LITERAL;
-
/*
* Unlike .IP and .TP, .HP does not have a HEAD.
* So in case a second call to term_flushln() is needed,
* indentation has to be set up explicitly.
*/
- if (MAN_HP == n->parent->tok && p->rmargin < p->maxrmargin) {
- p->offset = p->rmargin;
- p->rmargin = p->maxrmargin;
+ if (n->parent->tok == MAN_HP && p->tcol->rmargin < p->maxrmargin) {
+ p->tcol->offset = p->tcol->rmargin;
+ p->tcol->rmargin = p->maxrmargin;
p->trailspace = 0;
p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
p->flags |= TERMP_NOSPACE;
}
-
- return(0);
+ return 0;
}
static int
n = n->child;
if (n == NULL) {
mt->pardist = 1;
- return(0);
+ return 0;
}
assert(n->type == ROFFT_TEXT);
- if (a2roffsu(n->string, &su, SCALE_VS))
+ if (a2roffsu(n->string, &su, SCALE_VS) != NULL)
mt->pardist = term_vspan(p, &su);
- return(0);
+ return 0;
}
static int
{
enum termfont font[2];
struct roff_node *nn;
- int savelit, i;
+ int i;
switch (n->tok) {
case MAN_RB:
default:
abort();
}
-
- savelit = MANT_LITERAL & mt->fl;
- mt->fl &= ~MANT_LITERAL;
-
- for (i = 0, nn = n->child; nn; nn = nn->next, i = 1 - i) {
+ for (i = 0, nn = n->child; nn != NULL; nn = nn->next, i = 1 - i) {
term_fontrepl(p, font[i]);
- if (savelit && NULL == nn->next)
- mt->fl |= MANT_LITERAL;
assert(nn->type == ROFFT_TEXT);
term_word(p, nn->string);
- if (nn->flags & MAN_EOS)
- p->flags |= TERMP_SENTENCE;
- if (nn->next)
+ if (nn->flags & NODE_EOS)
+ p->flags |= TERMP_SENTENCE;
+ if (nn->next != NULL)
p->flags |= TERMP_NOSPACE;
}
-
- return(0);
+ return 0;
}
static int
pre_B(DECL_ARGS)
{
-
term_fontrepl(p, TERMFONT_BOLD);
- return(1);
+ return 1;
}
static int
pre_OP(DECL_ARGS)
{
-
term_word(p, "[");
- p->flags |= TERMP_NOSPACE;
+ p->flags |= TERMP_KEEP | TERMP_NOSPACE;
- if (NULL != (n = n->child)) {
+ if ((n = n->child) != NULL) {
term_fontrepl(p, TERMFONT_BOLD);
term_word(p, n->string);
}
- if (NULL != n && NULL != n->next) {
+ if (n != NULL && n->next != NULL) {
term_fontrepl(p, TERMFONT_UNDER);
term_word(p, n->next->string);
}
-
term_fontrepl(p, TERMFONT_NONE);
+ p->flags &= ~TERMP_KEEP;
p->flags |= TERMP_NOSPACE;
term_word(p, "]");
- return(0);
-}
-
-static int
-pre_ft(DECL_ARGS)
-{
- const char *cp;
-
- if (NULL == n->child) {
- term_fontlast(p);
- return(0);
- }
-
- cp = n->child->string;
- switch (*cp) {
- case '4':
- /* FALLTHROUGH */
- case '3':
- /* FALLTHROUGH */
- case 'B':
- term_fontrepl(p, TERMFONT_BOLD);
- break;
- case '2':
- /* FALLTHROUGH */
- case 'I':
- term_fontrepl(p, TERMFONT_UNDER);
- break;
- case 'P':
- term_fontlast(p);
- break;
- case '1':
- /* FALLTHROUGH */
- case 'C':
- /* FALLTHROUGH */
- case 'R':
- term_fontrepl(p, TERMFONT_NONE);
- break;
- default:
- break;
- }
- return(0);
+ return 0;
}
static int
term_newln(p);
- if (NULL == n->child) {
- p->offset = mt->offset;
- return(0);
+ if (n->child == NULL) {
+ p->tcol->offset = mt->offset;
+ return 0;
}
cp = n->child->string;
less = 0;
- if ('-' == *cp)
+ if (*cp == '-')
less = -1;
- else if ('+' == *cp)
+ else if (*cp == '+')
less = 1;
else
cp--;
- if ( ! a2roffsu(++cp, &su, SCALE_EN))
- return(0);
+ if (a2roffsu(++cp, &su, SCALE_EN) == NULL)
+ return 0;
- v = (term_hspan(p, &su) + 11) / 24;
+ v = term_hen(p, &su);
if (less < 0)
- p->offset -= p->offset > v ? v : p->offset;
+ p->tcol->offset -= p->tcol->offset > v ? v : p->tcol->offset;
else if (less > 0)
- p->offset += v;
+ p->tcol->offset += v;
else
- p->offset = v;
- if (p->offset > SHRT_MAX)
- p->offset = term_len(p, p->defindent);
+ p->tcol->offset = v;
+ if (p->tcol->offset > SHRT_MAX)
+ p->tcol->offset = term_len(p, p->defindent);
- return(0);
+ return 0;
}
static int
-pre_sp(DECL_ARGS)
+pre_DT(DECL_ARGS)
{
- struct roffsu su;
- int i, len;
-
- if ((NULL == n->prev && n->parent)) {
- switch (n->parent->tok) {
- case MAN_SH:
- /* FALLTHROUGH */
- case MAN_SS:
- /* FALLTHROUGH */
- case MAN_PP:
- /* FALLTHROUGH */
- case MAN_LP:
- /* FALLTHROUGH */
- case MAN_P:
- /* FALLTHROUGH */
- return(0);
- default:
- break;
- }
- }
-
- if (n->tok == MAN_br)
- len = 0;
- else if (n->child == NULL)
- len = 1;
- else {
- if ( ! a2roffsu(n->child->string, &su, SCALE_VS))
- su.scale = 1.0;
- len = term_vspan(p, &su);
- }
-
- if (len == 0)
- term_newln(p);
- else if (len < 0)
- p->skipvsp -= len;
- else
- for (i = 0; i < len; i++)
- term_vspace(p);
-
- /*
- * Handle an explicit break request in the same way
- * as an overflowing line.
- */
-
- if (p->flags & TERMP_BRIND) {
- p->offset = p->rmargin;
- p->rmargin = p->maxrmargin;
- p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
- }
-
- return(0);
+ term_tab_set(p, NULL);
+ term_tab_set(p, "T");
+ term_tab_set(p, ".5i");
+ return 0;
}
static int
switch (n->type) {
case ROFFT_BLOCK:
print_bvspace(p, n, mt->pardist);
- return(1);
+ return 1;
+ case ROFFT_HEAD:
+ return 0;
case ROFFT_BODY:
break;
default:
- return(0);
+ abort();
}
- if ( ! (MANT_LITERAL & mt->fl)) {
+ if (n->child == NULL)
+ return 0;
+
+ if ((n->child->flags & NODE_NOFILL) == 0) {
p->flags |= TERMP_NOBREAK | TERMP_BRIND;
p->trailspace = 2;
}
/* Calculate offset. */
if ((nn = n->parent->head->child) != NULL &&
- a2roffsu(nn->string, &su, SCALE_EN)) {
- len = term_hspan(p, &su) / 24;
+ a2roffsu(nn->string, &su, SCALE_EN) != NULL) {
+ len = term_hen(p, &su);
if (len < 0 && (size_t)(-len) > mt->offset)
len = -mt->offset;
else if (len > SHRT_MAX)
} else
len = mt->lmargin[mt->lmargincur];
- p->offset = mt->offset;
- p->rmargin = mt->offset + len;
- return(1);
+ 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);
p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
p->trailspace = 0;
- p->offset = mt->offset;
- p->rmargin = p->maxrmargin;
+ p->tcol->offset = mt->offset;
+ p->tcol->rmargin = p->maxrmargin;
break;
default:
- break;
+ abort();
}
}
static int
pre_PP(DECL_ARGS)
{
-
switch (n->type) {
case ROFFT_BLOCK:
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
print_bvspace(p, n, mt->pardist);
break;
- default:
- p->offset = mt->offset;
+ case ROFFT_HEAD:
+ return 0;
+ case ROFFT_BODY:
+ p->tcol->offset = mt->offset;
break;
+ default:
+ abort();
}
-
- return(n->type != ROFFT_HEAD);
+ return 1;
}
static int
{
struct roffsu su;
const struct roff_node *nn;
- int len, savelit;
+ int len;
switch (n->type) {
- case ROFFT_BODY:
- p->flags |= TERMP_NOSPACE;
- break;
+ case ROFFT_BLOCK:
+ print_bvspace(p, n, mt->pardist);
+ return 1;
case ROFFT_HEAD:
p->flags |= TERMP_NOBREAK;
p->trailspace = 1;
break;
- case ROFFT_BLOCK:
- print_bvspace(p, n, mt->pardist);
- /* FALLTHROUGH */
+ case ROFFT_BODY:
+ p->flags |= TERMP_NOSPACE;
+ break;
default:
- return(1);
+ abort();
}
/* Calculate the offset from the optional second argument. */
if ((nn = n->parent->head->child) != NULL &&
(nn = nn->next) != NULL &&
- a2roffsu(nn->string, &su, SCALE_EN)) {
- len = term_hspan(p, &su) / 24;
+ a2roffsu(nn->string, &su, SCALE_EN) != NULL) {
+ len = term_hen(p, &su);
if (len < 0 && (size_t)(-len) > mt->offset)
len = -mt->offset;
else if (len > SHRT_MAX)
switch (n->type) {
case ROFFT_HEAD:
- p->offset = mt->offset;
- p->rmargin = mt->offset + len;
-
- savelit = MANT_LITERAL & mt->fl;
- mt->fl &= ~MANT_LITERAL;
-
- if (n->child)
+ p->tcol->offset = mt->offset;
+ p->tcol->rmargin = mt->offset + len;
+ if (n->child != NULL)
print_man_node(p, mt, n->child, meta);
-
- if (savelit)
- mt->fl |= MANT_LITERAL;
-
- return(0);
+ return 0;
case ROFFT_BODY:
- p->offset = mt->offset + len;
- p->rmargin = p->maxrmargin;
+ p->tcol->offset = mt->offset + len;
+ p->tcol->rmargin = p->maxrmargin;
break;
default:
- break;
+ abort();
}
-
- return(1);
+ return 1;
}
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->rmargin = p->maxrmargin;
+ p->tcol->rmargin = p->maxrmargin;
break;
case ROFFT_BODY:
term_newln(p);
- p->offset = mt->offset;
+ p->tcol->offset = mt->offset;
break;
default:
- break;
+ abort();
}
}
{
struct roffsu su;
struct roff_node *nn;
- int len, savelit;
+ int len;
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;
+ p->flags |= TERMP_NOBREAK | TERMP_BRTRSP;
p->trailspace = 1;
break;
case ROFFT_BODY:
p->flags |= TERMP_NOSPACE;
break;
- case ROFFT_BLOCK:
- print_bvspace(p, n, mt->pardist);
- /* FALLTHROUGH */
default:
- return(1);
+ abort();
}
/* Calculate offset. */
if ((nn = n->parent->head->child) != NULL &&
- nn->string != NULL && ! (MAN_LINE & nn->flags) &&
- a2roffsu(nn->string, &su, SCALE_EN)) {
- len = term_hspan(p, &su) / 24;
+ nn->string != NULL && ! (NODE_LINE & nn->flags) &&
+ a2roffsu(nn->string, &su, SCALE_EN) != NULL) {
+ len = term_hen(p, &su);
if (len < 0 && (size_t)(-len) > mt->offset)
len = -mt->offset;
else if (len > SHRT_MAX)
switch (n->type) {
case ROFFT_HEAD:
- p->offset = mt->offset;
- p->rmargin = mt->offset + len;
-
- savelit = MANT_LITERAL & mt->fl;
- mt->fl &= ~MANT_LITERAL;
+ p->tcol->offset = mt->offset;
+ p->tcol->rmargin = mt->offset + len;
/* Don't print same-line elements. */
nn = n->child;
- while (NULL != nn && 0 == (MAN_LINE & nn->flags))
+ while (nn != NULL && (nn->flags & NODE_LINE) == 0)
nn = nn->next;
- while (NULL != nn) {
+ while (nn != NULL) {
print_man_node(p, mt, nn, meta);
nn = nn->next;
}
-
- if (savelit)
- mt->fl |= MANT_LITERAL;
- return(0);
+ return 0;
case ROFFT_BODY:
- p->offset = mt->offset + len;
- p->rmargin = p->maxrmargin;
+ p->tcol->offset = mt->offset + len;
+ p->tcol->rmargin = p->maxrmargin;
p->trailspace = 0;
- p->flags &= ~TERMP_NOBREAK;
+ p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP);
break;
default:
- break;
+ abort();
}
-
- return(1);
+ 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->offset = mt->offset;
+ p->tcol->offset = mt->offset;
break;
default:
- break;
+ abort();
}
}
switch (n->type) {
case ROFFT_BLOCK:
- mt->fl &= ~MANT_LITERAL;
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
mt->offset = term_len(p, p->defindent);
* and after an empty subsection.
*/
- do {
- n = n->prev;
- } while (n != NULL && n->tok != TOKEN_NONE &&
- termacts[n->tok].flags & MAN_NOTEXT);
- if (n == NULL || (n->tok == MAN_SS && n->body->child == NULL))
+ if ((n = roff_node_prev(n)) == NULL ||
+ (n->tok == MAN_SS && roff_node_child(n->body) == NULL))
break;
for (i = 0; i < mt->pardist; i++)
break;
case ROFFT_HEAD:
term_fontrepl(p, TERMFONT_BOLD);
- p->offset = term_len(p, 3);
- p->rmargin = mt->offset;
+ 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->offset = mt->offset;
- p->rmargin = p->maxrmargin;
+ p->tcol->offset = mt->offset;
+ p->tcol->rmargin = p->maxrmargin;
p->trailspace = 0;
p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
break;
default:
break;
}
-
- return(1);
-}
-
-static void
-post_SS(DECL_ARGS)
-{
-
- switch (n->type) {
- case ROFFT_HEAD:
- term_newln(p);
- break;
- case ROFFT_BODY:
- term_newln(p);
- break;
- default:
- break;
- }
+ return 1;
}
static int
switch (n->type) {
case ROFFT_BLOCK:
- mt->fl &= ~MANT_LITERAL;
mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);
mt->offset = term_len(p, p->defindent);
* and after an empty section.
*/
- do {
- n = n->prev;
- } while (n != NULL && termacts[n->tok].flags & MAN_NOTEXT);
- if (n == NULL || (n->tok == MAN_SH && n->body->child == NULL))
+ if ((n = roff_node_prev(n)) == NULL ||
+ (n->tok == MAN_SH && roff_node_child(n->body) == NULL))
break;
for (i = 0; i < mt->pardist; i++)
break;
case ROFFT_HEAD:
term_fontrepl(p, TERMFONT_BOLD);
- p->offset = 0;
- p->rmargin = mt->offset;
+ p->tcol->offset = 0;
+ p->tcol->rmargin = mt->offset;
p->trailspace = mt->offset;
p->flags |= TERMP_NOBREAK | TERMP_BRIND;
break;
case ROFFT_BODY:
- p->offset = mt->offset;
- p->rmargin = p->maxrmargin;
+ p->tcol->offset = mt->offset;
+ p->tcol->rmargin = p->maxrmargin;
p->trailspace = 0;
p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
break;
default:
- break;
+ abort();
}
-
- return(1);
+ return 1;
}
static void
post_SH(DECL_ARGS)
{
-
switch (n->type) {
- case ROFFT_HEAD:
- term_newln(p);
+ case ROFFT_BLOCK:
break;
+ case ROFFT_HEAD:
case ROFFT_BODY:
term_newln(p);
break;
default:
- break;
+ abort();
}
}
switch (n->type) {
case ROFFT_BLOCK:
term_newln(p);
- return(1);
+ return 1;
case ROFFT_HEAD:
- return(0);
- default:
+ 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))
- n->aux = term_hspan(p, &su) / 24;
+ 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->offset = mt->offset;
- p->rmargin = p->maxrmargin;
+ 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);
+ return 1;
}
static void
post_RS(DECL_ARGS)
{
-
switch (n->type) {
case ROFFT_BLOCK:
- return;
case ROFFT_HEAD:
return;
- default:
- term_newln(p);
+ case ROFFT_BODY:
break;
+ default:
+ abort();
}
-
+ term_newln(p);
mt->offset -= n->parent->head->aux;
- p->offset = mt->offset;
-
+ p->tcol->offset = mt->offset;
if (--mt->lmarginsz < MAXMARGINS)
mt->lmargincur = mt->lmarginsz;
}
static int
-pre_UR(DECL_ARGS)
+pre_SY(DECL_ARGS)
+{
+ const struct roff_node *nn;
+ int len;
+
+ switch (n->type) {
+ case ROFFT_BLOCK:
+ if ((nn = roff_node_prev(n)) == NULL || nn->tok != MAN_SY)
+ print_bvspace(p, n, mt->pardist);
+ return 1;
+ case ROFFT_HEAD:
+ case ROFFT_BODY:
+ break;
+ default:
+ abort();
+ }
+
+ nn = n->parent->head->child;
+ len = nn == NULL ? 1 : term_strlen(p, nn->string) + 1;
+
+ switch (n->type) {
+ case ROFFT_HEAD:
+ p->tcol->offset = mt->offset;
+ p->tcol->rmargin = mt->offset + len;
+ if (n->next->child == NULL ||
+ (n->next->child->flags & NODE_NOFILL) == 0)
+ p->flags |= TERMP_NOBREAK;
+ term_fontrepl(p, TERMFONT_BOLD);
+ break;
+ case ROFFT_BODY:
+ mt->lmargin[mt->lmargincur] = len;
+ p->tcol->offset = mt->offset + len;
+ p->tcol->rmargin = p->maxrmargin;
+ p->flags |= TERMP_NOSPACE;
+ break;
+ default:
+ abort();
+ }
+ return 1;
+}
+
+static void
+post_SY(DECL_ARGS)
{
+ switch (n->type) {
+ case ROFFT_BLOCK:
+ break;
+ case ROFFT_HEAD:
+ term_flushln(p);
+ p->flags &= ~TERMP_NOBREAK;
+ break;
+ case ROFFT_BODY:
+ term_newln(p);
+ p->tcol->offset = mt->offset;
+ break;
+ default:
+ abort();
+ }
+}
- return (n->type != ROFFT_HEAD);
+static int
+pre_UR(DECL_ARGS)
+{
+ return n->type != ROFFT_HEAD;
}
static void
post_UR(DECL_ARGS)
{
-
if (n->type != ROFFT_BLOCK)
return;
term_word(p, "<");
p->flags |= TERMP_NOSPACE;
- if (NULL != n->child->child)
+ if (n->child->child != NULL)
print_man_node(p, mt, n->child->child, meta);
p->flags |= TERMP_NOSPACE;
static void
print_man_node(DECL_ARGS)
{
- size_t rm, rmax;
- int c;
+ const struct man_term_act *act;
+ int c;
+
+ if (n->flags & NODE_ID)
+ term_tag_write(n, p->line);
switch (n->type) {
case ROFFT_TEXT:
* If we have a space as the first character, break
* before printing the line's data.
*/
- if ('\0' == *n->string) {
- term_vspace(p);
+ if (*n->string == '\0') {
+ if (p->flags & TERMP_NONEWLINE)
+ term_newln(p);
+ else
+ term_vspace(p);
return;
- } else if (' ' == *n->string && MAN_LINE & n->flags)
+ } 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 & MAN_LINE))
+ if ( ! (n->flags & NODE_LINE))
p->flags |= TERMP_NOSPACE;
term_eqn(p, n->eqn);
- if (n->next != NULL && ! (n->next->flags & MAN_LINE))
+ if (n->next != NULL && ! (n->next->flags & NODE_LINE))
p->flags |= TERMP_NOSPACE;
return;
case ROFFT_TBL:
break;
}
- if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
+ 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 (termacts[n->tok].pre)
- c = (*termacts[n->tok].pre)(p, mt, n, meta);
+ if (act->pre != NULL)
+ c = (*act->pre)(p, mt, n, meta);
- if (c && n->child)
+ if (c && n->child != NULL)
print_man_nodelist(p, mt, n->child, meta);
- if (termacts[n->tok].post)
- (*termacts[n->tok].post)(p, mt, n, meta);
- if ( ! (MAN_NOTEXT & termacts[n->tok].flags))
+ 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:
* -man doesn't have nested macros, we don't need to be
* more specific than this.
*/
- if (mt->fl & MANT_LITERAL &&
+ if (n->flags & NODE_NOFILL &&
! (p->flags & (TERMP_NOBREAK | TERMP_NONEWLINE)) &&
- (n->next == NULL || n->next->flags & MAN_LINE)) {
- rm = p->rmargin;
- rmax = p->maxrmargin;
- p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
- p->flags |= TERMP_NOSPACE;
+ (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);
- if (rm < rmax && n->parent->tok == MAN_HP) {
- p->offset = rm;
- p->rmargin = rmax;
- } else
- p->rmargin = rm;
- p->maxrmargin = rmax;
+ 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 (MAN_EOS & n->flags)
+ if (n->flags & NODE_EOS)
p->flags |= TERMP_SENTENCE;
}
-
static void
print_man_nodelist(DECL_ARGS)
{
-
while (n != NULL) {
print_man_node(p, mt, n, meta);
n = n->next;
*/
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) {
+ } else if (meta->os != NULL) {
title = mandoc_strdup(meta->os);
} else {
title = mandoc_strdup("");
p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
p->trailspace = 1;
- p->offset = 0;
- p->rmargin = p->maxrmargin > datelen ?
+ p->tcol->offset = 0;
+ p->tcol->rmargin = p->maxrmargin > datelen ?
(p->maxrmargin + term_len(p, 1) - datelen) / 2 : 0;
if (meta->os)
/* At the bottom in the middle: manual date. */
- p->offset = p->rmargin;
+ p->tcol->offset = p->tcol->rmargin;
titlen = term_strlen(p, title);
- p->rmargin = p->maxrmargin > titlen ? p->maxrmargin - titlen : 0;
+ p->tcol->rmargin = p->maxrmargin > titlen ?
+ p->maxrmargin - titlen : 0;
p->flags |= TERMP_NOSPACE;
term_word(p, meta->date);
p->flags &= ~TERMP_NOBREAK;
p->flags |= TERMP_NOSPACE;
p->trailspace = 0;
- p->offset = p->rmargin;
- p->rmargin = p->maxrmargin;
+ p->tcol->offset = p->tcol->rmargin;
+ p->tcol->rmargin = p->maxrmargin;
term_word(p, title);
term_flushln(p);
+
+ /*
+ * Reset the terminal state for more output after the footer:
+ * Some output modes, in particular PostScript and PDF, print
+ * the header and the footer into a buffer such that it can be
+ * reused for multiple output pages, then go on to format the
+ * main text.
+ */
+
+ p->tcol->offset = 0;
+ p->flags = 0;
+
free(title);
}
p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
p->trailspace = 1;
- p->offset = 0;
- p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
+ 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;
/* At the top in the middle: manual volume. */
p->flags |= TERMP_NOSPACE;
- p->offset = p->rmargin;
- p->rmargin = p->offset + vollen + titlen < p->maxrmargin ?
- p->maxrmargin - titlen : p->maxrmargin;
+ 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);
p->flags &= ~TERMP_NOBREAK;
p->trailspace = 0;
- if (p->rmargin + titlen <= p->maxrmargin) {
+ if (p->tcol->rmargin + titlen <= p->maxrmargin) {
p->flags |= TERMP_NOSPACE;
- p->offset = p->rmargin;
- p->rmargin = p->maxrmargin;
+ p->tcol->offset = p->tcol->rmargin;
+ p->tcol->rmargin = p->maxrmargin;
term_word(p, title);
term_flushln(p);
}
p->flags &= ~TERMP_NOSPACE;
- p->offset = 0;
- p->rmargin = p->maxrmargin;
+ p->tcol->offset = 0;
+ p->tcol->rmargin = p->maxrmargin;
/*
* Groff prints three blank lines before the content.
*/
term_vspace(p);
- if ( ! p->mdocstyle) {
- term_vspace(p);
- term_vspace(p);
- }
free(title);
}
git.ckatri.com / mandoc.git / blobdiff