mandoc/mdoc_man.c - diff

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Diff for /mandoc/mdoc_man.c between version 1.108 and 1.119

version 1.108, 2017/04/17 13:26:47

version 1.119, 2017/06/08 12:54:58

Line 20

#include <assert.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include "mandoc_aux.h"

Line 32

Line 33

#define DECL_ARGS const struct roff_meta *meta, struct roff_node *n

typedef int (*int_fp)(DECL_ARGS);

typedef void (*void_fp)(DECL_ARGS);

struct manact {

int (*cond)(DECL_ARGS); /* DON'T run actions */

int_fp cond; /* DON'T run actions */

int (*pre)(DECL_ARGS); /* pre-node action */

int_fp pre; /* pre-node action */

void (*post)(DECL_ARGS); /* post-node action */

void_fp post; /* post-node action */

const char *prefix; /* pre-node string constant */

const char *suffix; /* post-node string constant */

};

Line 69 static void post_nm(DECL_ARGS);

Line 73 static void post_nm(DECL_ARGS);

static void post_percent(DECL_ARGS);

static void post_pf(DECL_ARGS);

static void post_sect(DECL_ARGS);

static void post_sp(DECL_ARGS);

static void post_vt(DECL_ARGS);

static int pre__t(DECL_ARGS);

static int pre_an(DECL_ARGS);

Line 79 static int pre_bd(DECL_ARGS);

Line 82 static int pre_bd(DECL_ARGS);

static int pre_bf(DECL_ARGS);

static int pre_bk(DECL_ARGS);

static int pre_bl(DECL_ARGS);

static int pre_br(DECL_ARGS);

static void pre_br(DECL_ARGS);

static int pre_dl(DECL_ARGS);

static int pre_en(DECL_ARGS);

static int pre_enc(DECL_ARGS);

Line 92 static int pre_fd(DECL_ARGS);

Line 95 static int pre_fd(DECL_ARGS);

static int pre_fl(DECL_ARGS);

static int pre_fn(DECL_ARGS);

static int pre_fo(DECL_ARGS);

static int pre_ft(DECL_ARGS);

static void pre_ft(DECL_ARGS);

static int pre_Ft(DECL_ARGS);

static int pre_in(DECL_ARGS);

static int pre_it(DECL_ARGS);

static int pre_lk(DECL_ARGS);

static int pre_li(DECL_ARGS);

static int pre_ll(DECL_ARGS);

static int pre_nm(DECL_ARGS);

static int pre_no(DECL_ARGS);

static int pre_ns(DECL_ARGS);

static void pre_onearg(DECL_ARGS);

static int pre_pp(DECL_ARGS);

static int pre_rs(DECL_ARGS);

static int pre_sm(DECL_ARGS);

static int pre_sp(DECL_ARGS);

static void pre_sp(DECL_ARGS);

static int pre_sect(DECL_ARGS);

static int pre_sy(DECL_ARGS);

static void pre_syn(const struct roff_node *);

static void pre_ta(DECL_ARGS);

static int pre_vt(DECL_ARGS);

static int pre_xr(DECL_ARGS);

static void print_word(const char *);

Line 119 static void print_width(const struct mdoc_bl *,

Line 124 static void print_width(const struct mdoc_bl *,

static void print_count(int *);

static void print_node(DECL_ARGS);

static const struct manact manacts[MDOC_MAX + 1] = {

static const void_fp roff_manacts[ROFF_MAX] = {

{ NULL, pre_ap, NULL, NULL, NULL }, /* Ap */

pre_br,

pre_onearg,

pre_ft,

pre_onearg,

pre_sp,

pre_ta,

pre_onearg,

};

static const struct manact __manacts[MDOC_MAX - MDOC_Dd] = {

{ NULL, NULL, NULL, NULL, NULL }, /* Dd */

{ NULL, NULL, NULL, NULL, NULL }, /* Dt */

{ NULL, NULL, NULL, NULL, NULL }, /* Os */

Line 136 static const struct manact manacts[MDOC_MAX + 1] = {

Line 151 static const struct manact manacts[MDOC_MAX + 1] = {

{ NULL, pre_it, post_it, NULL, NULL }, /* It */

{ NULL, pre_em, post_font, NULL, NULL }, /* Ad */

{ NULL, pre_an, NULL, NULL, NULL }, /* An */

{ NULL, pre_ap, NULL, NULL, NULL }, /* Ap */

{ NULL, pre_em, post_font, NULL, NULL }, /* Ar */

{ NULL, pre_sy, post_font, NULL, NULL }, /* Cd */

{ NULL, pre_sy, post_font, NULL, NULL }, /* Cm */

Line 147 static const struct manact manacts[MDOC_MAX + 1] = {

Line 163 static const struct manact manacts[MDOC_MAX + 1] = {

{ NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */

{ NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */

{ NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */

{ NULL, pre_ft, post_font, NULL, NULL }, /* Ft */

{ NULL, pre_Ft, post_font, NULL, NULL }, /* Ft */

{ NULL, pre_sy, post_font, NULL, NULL }, /* Ic */

{ NULL, pre_in, post_in, NULL, NULL }, /* In */

{ NULL, pre_li, post_font, NULL, NULL }, /* Li */

{ cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */

{ NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */

{ cond_body, pre_enc, post_enc, "[", "]" }, /* Op */

{ NULL, pre_ft, post_font, NULL, NULL }, /* Ot */

{ NULL, pre_Ft, post_font, NULL, NULL }, /* Ot */

{ NULL, pre_em, post_font, NULL, NULL }, /* Pa */

{ NULL, pre_ex, NULL, NULL, NULL }, /* Rv */

{ NULL, NULL, NULL, NULL, NULL }, /* St */

Line 238 static const struct manact manacts[MDOC_MAX + 1] = {

Line 254 static const struct manact manacts[MDOC_MAX + 1] = {

{ cond_body, pre_en, post_en, NULL, NULL }, /* En */

{ NULL, NULL, NULL, NULL, NULL }, /* Dx */

{ NULL, NULL, post_percent, NULL, NULL }, /* %Q */

{ NULL, pre_br, NULL, NULL, NULL }, /* br */

{ NULL, pre_sp, post_sp, NULL, NULL }, /* sp */

{ NULL, NULL, post_percent, NULL, NULL }, /* %U */

{ NULL, NULL, NULL, NULL, NULL }, /* Ta */

{ NULL, pre_ll, post_sp, NULL, NULL }, /* ll */

{ NULL, NULL, NULL, NULL, NULL }, /* ROOT */

};

static const struct manact *const manacts = __manacts - MDOC_Dd;

static int outflags;

#define MMAN_spc (1 << 0) /* blank character before next word */

Line 435 static void

Line 448 static void

print_line(const char *s, int newflags)

{

outflags &= ~MMAN_br;

outflags |= MMAN_nl;

print_word(s);

outflags |= newflags;

Line 464 print_offs(const char *v, int keywords)

Line 476 print_offs(const char *v, int keywords)

{

char buf[24];

struct roffsu su;

const char *end;

int sz;

print_line(".RS", MMAN_Bk_susp);

Line 475 print_offs(const char *v, int keywords)

Line 488 print_offs(const char *v, int keywords)

sz = 6;

else if (keywords && !strcmp(v, "indent-two"))

sz = 12;

else if (a2roffsu(v, &su, SCALE_EN) > 1) {

else {

if (SCALE_EN == su.unit)

end = a2roffsu(v, &su, SCALE_EN);

if (end == NULL || *end != '\0')

sz = man_strlen(v);

else if (SCALE_EN == su.unit)

sz = su.scale;

else {

Line 490 print_offs(const char *v, int keywords)

Line 506 print_offs(const char *v, int keywords)

outflags |= MMAN_nl;

return;

}

} else

}

sz = man_strlen(v);

* We are inside an enclosing list.

Line 513 print_width(const struct mdoc_bl *bl, const struct rof

Line 528 print_width(const struct mdoc_bl *bl, const struct rof

{

char buf[24];

struct roffsu su;

const char *end;

int numeric, remain, sz, chsz;

numeric = 1;

Line 521 print_width(const struct mdoc_bl *bl, const struct rof

Line 537 print_width(const struct mdoc_bl *bl, const struct rof

/* Convert the width into a number (of characters). */

if (bl->width == NULL)

sz = (bl->type == LIST_hang) ? 6 : 0;

else if (a2roffsu(bl->width, &su, SCALE_MAX) > 1) {

else {

if (SCALE_EN == su.unit)

end = a2roffsu(bl->width, &su, SCALE_MAX);

if (end == NULL || *end != '\0')

sz = man_strlen(bl->width);

else if (SCALE_EN == su.unit)

sz = su.scale;

else {

sz = 0;

numeric = 0;

}

} else

}

sz = man_strlen(bl->width);

/* XXX Rough estimation, might have multiple parts. */

if (bl->type == LIST_enum)

Line 651 print_node(DECL_ARGS)

Line 669 print_node(DECL_ARGS)

outflags &= ~(MMAN_spc | MMAN_spc_force);

else if (outflags & MMAN_Sm)

outflags |= MMAN_spc;

} else if (n->tok < ROFF_MAX) {

(*roff_manacts[n->tok])(meta, n);

return;

} else {

assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);

* Conditionally run the pre-node action handler for a

* node.

Line 1055 post_bl(DECL_ARGS)

Line 1077 post_bl(DECL_ARGS)

}

static int

static void

pre_br(DECL_ARGS)

{

outflags |= MMAN_br;

return 0;

}

static int

Line 1305 post_fo(DECL_ARGS)

Line 1325 post_fo(DECL_ARGS)

}

static int

pre_ft(DECL_ARGS)

pre_Ft(DECL_ARGS)

{

pre_syn(n);

Line 1313 pre_ft(DECL_ARGS)

Line 1333 pre_ft(DECL_ARGS)

return 1;

}

static void

pre_ft(DECL_ARGS)

{

print_line(".ft", 0);

print_word(n->child->string);

outflags |= MMAN_nl;

}

static int

pre_in(DECL_ARGS)

{

Line 1507 post_lb(DECL_ARGS)

Line 1535 post_lb(DECL_ARGS)

static int

pre_lk(DECL_ARGS)

{

const struct roff_node *link, *descr;

const struct roff_node *link, *descr, *punct;

int display;

if ((link = n->child) == NULL)

return 0;

/* Find beginning of trailing punctuation. */

punct = n->last;

while (punct != link && punct->flags & NODE_DELIMC)

punct = punct->prev;

punct = punct->next;

/* Link text. */

if ((descr = link->next) != NULL && !(descr->flags & NODE_DELIMC)) {

if ((descr = link->next) != NULL && descr != punct) {

font_push('I');

while (descr != NULL && !(descr->flags & NODE_DELIMC)) {

while (descr != punct) {

print_word(descr->string);

descr = descr->next;

}

Line 1536 pre_lk(DECL_ARGS)

Line 1570 pre_lk(DECL_ARGS)

font_pop();

/* Trailing punctuation. */

while (descr != NULL) {

while (punct != NULL) {

print_word(descr->string);

print_word(punct->string);

descr = descr->next;

punct = punct->next;

}

if (display)

print_line(".RE", MMAN_nl);

return 0;

}

static int

static void

pre_ll(DECL_ARGS)

pre_onearg(DECL_ARGS)

{

outflags |= MMAN_nl;

print_line(".ll", 0);

print_word(".");

return 1;

outflags &= ~MMAN_spc;

print_word(roff_name[n->tok]);

if (n->child != NULL)

print_word(n->child->string);

outflags |= MMAN_nl;

if (n->tok == ROFF_ce)

for (n = n->child->next; n != NULL; n = n->next)

print_node(meta, n);

}

static int

Line 1674 pre_sm(DECL_ARGS)

Line 1715 pre_sm(DECL_ARGS)

return 0;

}

static int

static void

pre_sp(DECL_ARGS)

{

if (outflags & MMAN_PP) {

if (MMAN_PP & outflags) {

outflags &= ~MMAN_PP;

print_line(".PP", 0);

} else

} else {

print_line(".sp", 0);

return 1;

if (n->child != NULL)

}

print_word(n->child->string);

}

static void

post_sp(DECL_ARGS)

{

outflags |= MMAN_nl;

}

Line 1699 pre_sy(DECL_ARGS)

Line 1735 pre_sy(DECL_ARGS)

font_push('B');

return 1;

}

static void

pre_ta(DECL_ARGS)

{

print_line(".ta", 0);

for (n = n->child; n != NULL; n = n->next)

print_word(n->string);

outflags |= MMAN_nl;

}

static int

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