mandoc/man_term.c - diff

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Diff for /mandoc/man_term.c between version 1.171 and 1.187

version 1.171, 2015/04/02 21:36:50

version 1.187, 2016/01/08 17:48:09

Line 48 struct mtermp {

#define DECL_ARGS struct termp *p, \

struct mtermp *mt, \

struct man_node *n, \

struct roff_node *n, \

const struct man_meta *meta

const struct roff_meta *meta

struct termact {

int (*pre)(DECL_ARGS);

Line 60 struct termact {

static void print_man_nodelist(DECL_ARGS);

static void print_man_node(DECL_ARGS);

static void print_man_head(struct termp *, const void *);

static void print_man_head(struct termp *,

static void print_man_foot(struct termp *, const void *);

const struct roff_meta *);

static void print_man_foot(struct termp *,

const struct roff_meta *);

static void print_bvspace(struct termp *,

const struct man_node *, int);

const struct roff_node *, int);

static int pre_B(DECL_ARGS);

static int pre_HP(DECL_ARGS);

Line 136 static const struct termact termacts[MAN_MAX] = {

Line 138 static const struct termact termacts[MAN_MAX] = {

void

terminal_man(void *arg, const struct man *man)

terminal_man(void *arg, const struct roff_man *man)

{

struct termp *p;

const struct man_meta *meta;

struct roff_node *n;

struct man_node *n;

struct mtermp mt;

p = (struct termp *)arg;

p->overstep = 0;

p->rmargin = p->maxrmargin = p->defrmargin;

p->tabwidth = term_len(p, 5);

n = man_node(man)->child;

meta = man_meta(man);

memset(&mt, 0, sizeof(struct mtermp));

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 &&

Line 165 terminal_man(void *arg, const struct man *man)

Line 162 terminal_man(void *arg, const struct man *man)

!strcmp(n->child->child->string, "SYNOPSIS")) {

if (n->child->next->child != NULL)

print_man_nodelist(p, &mt,

n->child->next->child, meta);

n->child->next->child,

&man->meta);

term_newln(p);

break;

}

Line 174 terminal_man(void *arg, const struct man *man)

Line 172 terminal_man(void *arg, const struct man *man)

} else {

if (p->defindent == 0)

p->defindent = 7;

term_begin(p, print_man_head, print_man_foot, meta);

term_begin(p, print_man_head, print_man_foot, &man->meta);

p->flags |= TERMP_NOSPACE;

if (n != NULL)

print_man_nodelist(p, &mt, n, meta);

print_man_nodelist(p, &mt, n, &man->meta);

term_end(p);

}

Line 191 terminal_man(void *arg, const struct man *man)

Line 189 terminal_man(void *arg, const struct man *man)

* first, print it.

static void

print_bvspace(struct termp *p, const struct man_node *n, int pardist)

print_bvspace(struct termp *p, const struct roff_node *n, int pardist)

{

int i;

Line 214 static int

Line 212 static int

pre_ign(DECL_ARGS)

{

return(0);

return 0;

}

static int

pre_ll(DECL_ARGS)

{

term_setwidth(p, n->nchild ? n->child->string : NULL);

term_setwidth(p, n->child != NULL ? n->child->string : NULL);

return(0);

return 0;

}

static int

Line 230 pre_I(DECL_ARGS)

Line 228 pre_I(DECL_ARGS)

{

term_fontrepl(p, TERMFONT_UNDER);

return(1);

return 1;

}

static int

Line 257 pre_literal(DECL_ARGS)

Line 255 pre_literal(DECL_ARGS)

p->flags |= TERMP_NOSPACE;

}

return(0);

return 0;

}

static int

Line 268 pre_PD(DECL_ARGS)

Line 266 pre_PD(DECL_ARGS)

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))

mt->pardist = term_vspan(p, &su);

return(0);

return 0;

}

static int

pre_alternate(DECL_ARGS)

{

enum termfont font[2];

struct man_node *nn;

struct roff_node *nn;

int savelit, i;

switch (n->tok) {

Line 319 pre_alternate(DECL_ARGS)

Line 317 pre_alternate(DECL_ARGS)

term_fontrepl(p, font[i]);

if (savelit && NULL == nn->next)

mt->fl |= MANT_LITERAL;

print_man_node(p, mt, nn, meta);

assert(nn->type == ROFFT_TEXT);

term_word(p, nn->string);

if (nn->flags & MAN_EOS)

p->flags |= TERMP_SENTENCE;

if (nn->next)

p->flags |= TERMP_NOSPACE;

}

return(0);

return 0;

}

static int

Line 332 pre_B(DECL_ARGS)

Line 333 pre_B(DECL_ARGS)

{

term_fontrepl(p, TERMFONT_BOLD);

return(1);

return 1;

}

static int

Line 354 pre_OP(DECL_ARGS)

Line 355 pre_OP(DECL_ARGS)

term_fontrepl(p, TERMFONT_NONE);

p->flags |= TERMP_NOSPACE;

term_word(p, "]");

return(0);

return 0;

}

static int

Line 364 pre_ft(DECL_ARGS)

Line 365 pre_ft(DECL_ARGS)

if (NULL == n->child) {

term_fontlast(p);

return(0);

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;

Line 385 pre_ft(DECL_ARGS)

Line 383 pre_ft(DECL_ARGS)

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

Line 409 pre_in(DECL_ARGS)

Line 405 pre_in(DECL_ARGS)

if (NULL == n->child) {

p->offset = mt->offset;

return(0);

return 0;

}

cp = n->child->string;

Line 423 pre_in(DECL_ARGS)

Line 419 pre_in(DECL_ARGS)

cp--;

if ( ! a2roffsu(++cp, &su, SCALE_EN))

return(0);

return 0;

v = term_hspan(p, &su);

v = (term_hspan(p, &su) + 11) / 24;

if (less < 0)

p->offset -= p->offset > v ? v : p->offset;

Line 436 pre_in(DECL_ARGS)

Line 432 pre_in(DECL_ARGS)

if (p->offset > SHRT_MAX)

p->offset = term_len(p, p->defindent);

return(0);

return 0;

}

static int

Line 448 pre_sp(DECL_ARGS)

Line 444 pre_sp(DECL_ARGS)

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;

return(0);

default:

break;

}

Line 481 pre_sp(DECL_ARGS)

Line 472 pre_sp(DECL_ARGS)

for (i = 0; i < len; i++)

term_vspace(p);

return(0);

* 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;

}

static int

pre_HP(DECL_ARGS)

{

struct roffsu su;

const struct man_node *nn;

const struct roff_node *nn;

int len;

switch (n->type) {

case ROFFT_BLOCK:

print_bvspace(p, n, mt->pardist);

return(1);

return 1;

case ROFFT_BODY:

break;

default:

return(0);

return 0;

}

if ( ! (MANT_LITERAL & mt->fl)) {

Line 510 pre_HP(DECL_ARGS)

Line 512 pre_HP(DECL_ARGS)

if ((nn = n->parent->head->child) != NULL &&

a2roffsu(nn->string, &su, SCALE_EN)) {

len = term_hspan(p, &su);

len = term_hspan(p, &su) / 24;

if (len < 0 && (size_t)(-len) > mt->offset)

len = -mt->offset;

else if (len > SHRT_MAX)

Line 521 pre_HP(DECL_ARGS)

Line 523 pre_HP(DECL_ARGS)

p->offset = mt->offset;

p->rmargin = mt->offset + len;

return(1);

return 1;

}

static void

Line 531 post_HP(DECL_ARGS)

Line 533 post_HP(DECL_ARGS)

switch (n->type) {

case ROFFT_BODY:

term_newln(p);

* Compatibility with a groff bug.

* The .HP macro uses the undocumented .tag request

* which causes a line break and cancels no-space

* mode even if there isn't any output.

if (n->child == NULL)

term_vspace(p);

p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);

p->trailspace = 0;

p->offset = mt->offset;

Line 555 pre_PP(DECL_ARGS)

Line 568 pre_PP(DECL_ARGS)

break;

}

return(n->type != ROFFT_HEAD);

return n->type != ROFFT_HEAD;

}

static int

pre_IP(DECL_ARGS)

{

struct roffsu su;

const struct man_node *nn;

const struct roff_node *nn;

int len, savelit;

switch (n->type) {

Line 577 pre_IP(DECL_ARGS)

Line 590 pre_IP(DECL_ARGS)

print_bvspace(p, n, mt->pardist);

/* FALLTHROUGH */

default:

return(1);

return 1;

}

/* 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);

len = term_hspan(p, &su) / 24;

if (len < 0 && (size_t)(-len) > mt->offset)

len = -mt->offset;

else if (len > SHRT_MAX)

Line 607 pre_IP(DECL_ARGS)

Line 620 pre_IP(DECL_ARGS)

if (savelit)

mt->fl |= MANT_LITERAL;

return(0);

return 0;

case ROFFT_BODY:

p->offset = mt->offset + len;

p->rmargin = p->maxrmargin;

Line 616 pre_IP(DECL_ARGS)

Line 629 pre_IP(DECL_ARGS)

break;

}

return(1);

return 1;

}

static void

Line 643 static int

Line 656 static int

pre_TP(DECL_ARGS)

{

struct roffsu su;

struct man_node *nn;

struct roff_node *nn;

int len, savelit;

switch (n->type) {

case ROFFT_HEAD:

p->flags |= TERMP_NOBREAK;

p->flags |= TERMP_NOBREAK | TERMP_BRTRSP;

p->trailspace = 1;

break;

case ROFFT_BODY:

Line 658 pre_TP(DECL_ARGS)

Line 671 pre_TP(DECL_ARGS)

print_bvspace(p, n, mt->pardist);

/* FALLTHROUGH */

default:

return(1);

return 1;

}

/* Calculate offset. */

Line 666 pre_TP(DECL_ARGS)

Line 679 pre_TP(DECL_ARGS)

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);

len = term_hspan(p, &su) / 24;

if (len < 0 && (size_t)(-len) > mt->offset)

len = -mt->offset;

else if (len > SHRT_MAX)

Line 695 pre_TP(DECL_ARGS)

Line 708 pre_TP(DECL_ARGS)

if (savelit)

mt->fl |= MANT_LITERAL;

return(0);

return 0;

case ROFFT_BODY:

p->offset = mt->offset + len;

p->rmargin = p->maxrmargin;

p->trailspace = 0;

p->flags &= ~TERMP_NOBREAK;

p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP);

break;

default:

break;

}

return(1);

return 1;

}

static void

Line 744 pre_SS(DECL_ARGS)

Line 757 pre_SS(DECL_ARGS)

do {

n = n->prev;

} while (n != NULL && n->tok != MAN_MAX &&

} while (n != NULL && n->tok != TOKEN_NONE &&

termacts[n->tok].flags & MAN_NOTEXT);

if (n == NULL || (n->tok == MAN_SS && n->body->child == NULL))

break;

Line 755 pre_SS(DECL_ARGS)

Line 768 pre_SS(DECL_ARGS)

case ROFFT_HEAD:

term_fontrepl(p, TERMFONT_BOLD);

p->offset = term_len(p, 3);

p->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->trailspace = 0;

p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);

break;

default:

break;

}

return(1);

return 1;

}

static void

Line 810 pre_SH(DECL_ARGS)

Line 829 pre_SH(DECL_ARGS)

case ROFFT_HEAD:

term_fontrepl(p, TERMFONT_BOLD);

p->offset = 0;

p->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->trailspace = 0;

p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);

break;

default:

break;

}

return(1);

return 1;

}

static void

Line 845 pre_RS(DECL_ARGS)

Line 870 pre_RS(DECL_ARGS)

switch (n->type) {

case ROFFT_BLOCK:

term_newln(p);

return(1);

return 1;

case ROFFT_HEAD:

return(0);

return 0;

default:

break;

}

n = n->parent->head;

n->aux = SHRT_MAX + 1;

if (n->child != NULL && a2roffsu(n->child->string, &su, SCALE_EN))

if (n->child == NULL)

n->aux = term_hspan(p, &su);

n->aux = mt->lmargin[mt->lmargincur];

else if (a2roffsu(n->child->string, &su, SCALE_EN))

n->aux = term_hspan(p, &su) / 24;

if (n->aux < 0 && (size_t)(-n->aux) > mt->offset)

n->aux = -mt->offset;

else if (n->aux > SHRT_MAX)

Line 868 pre_RS(DECL_ARGS)

Line 895 pre_RS(DECL_ARGS)

if (++mt->lmarginsz < MAXMARGINS)

mt->lmargincur = mt->lmarginsz;

mt->lmargin[mt->lmargincur] = mt->lmargin[mt->lmargincur - 1];

mt->lmargin[mt->lmargincur] = term_len(p, p->defindent);

return(1);

return 1;

}

static void

Line 897 static int

Line 924 static int

pre_UR(DECL_ARGS)

{

return (n->type != ROFFT_HEAD);

return n->type != ROFFT_HEAD;

}

static void

Line 1012 print_man_nodelist(DECL_ARGS)

Line 1039 print_man_nodelist(DECL_ARGS)

}

static void

print_man_foot(struct termp *p, const void *arg)

print_man_foot(struct termp *p, const struct roff_meta *meta)

{

const struct man_meta *meta;

char *title;

size_t datelen, titlen;

meta = (const struct man_meta *)arg;

assert(meta->title);

assert(meta->msec);

assert(meta->date);

Line 1030 print_man_foot(struct termp *p, const void *arg)

Line 1055 print_man_foot(struct termp *p, const void *arg)

* Temporary, undocumented option to imitate mdoc(7) output.

* In the bottom right corner, use the source instead of

* In the bottom right corner, use the operating system

* the title.

* instead of the title.

if ( ! p->mdocstyle) {

Line 1041 print_man_foot(struct termp *p, const void *arg)

Line 1066 print_man_foot(struct termp *p, const void *arg)

}

mandoc_asprintf(&title, "%s(%s)",

meta->title, meta->msec);

} else if (meta->source) {

} else if (meta->os) {

title = mandoc_strdup(meta->source);

title = mandoc_strdup(meta->os);

} else {

title = mandoc_strdup("");

}

datelen = term_strlen(p, meta->date);

/* Bottom left corner: manual source. */

/* Bottom left corner: operating system. */

p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;

p->trailspace = 1;

Line 1056 print_man_foot(struct termp *p, const void *arg)

Line 1081 print_man_foot(struct termp *p, const void *arg)

p->rmargin = p->maxrmargin > datelen ?

(p->maxrmargin + term_len(p, 1) - datelen) / 2 : 0;

if (meta->source)

if (meta->os)

term_word(p, meta->source);

term_word(p, meta->os);

term_flushln(p);

/* At the bottom in the middle: manual date. */

Line 1084 print_man_foot(struct termp *p, const void *arg)

Line 1109 print_man_foot(struct termp *p, const void *arg)

}

static void

print_man_head(struct termp *p, const void *arg)

print_man_head(struct termp *p, const struct roff_meta *meta)

{

const struct man_meta *meta;

const char *volume;

char *title;

size_t vollen, titlen;

meta = (const struct man_meta *)arg;

assert(meta->title);

assert(meta->msec);

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