mandoc/mdoc_man.c - diff

Return to mdoc_man.c CVS log

Up to [cvsweb.bsd.lv] / mandoc

Diff for /mandoc/mdoc_man.c between version 1.43 and 1.92

version 1.43, 2012/11/18 18:02:23

version 1.92, 2015/04/18 16:06:40

Line 1

/* $Id$ */

* Permission to use, copy, modify, and distribute this software for any

* purpose with or without fee is hereby granted, provided that the above

Line 14

* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF

* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

#ifdef HAVE_CONFIG_H

#include "config.h"

#endif

#include <sys/types.h>

#include <assert.h>

#include <stdio.h>

#include <string.h>

#include "mandoc_aux.h"

#include "mandoc.h"

#include "out.h"

#include "roff.h"

#include "man.h"

#include "mdoc.h"

#include "man.h"

#include "out.h"

#include "main.h"

#define DECL_ARGS const struct mdoc_meta *meta, \

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

const struct mdoc_node *n

struct manact {

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

Line 43 static int cond_body(DECL_ARGS);

Line 44 static int cond_body(DECL_ARGS);

static int cond_head(DECL_ARGS);

static void font_push(char);

static void font_pop(void);

static void mid_it(void);

static void post__t(DECL_ARGS);

static void post_aq(DECL_ARGS);

static void post_bd(DECL_ARGS);

static void post_bf(DECL_ARGS);

static void post_bk(DECL_ARGS);

static void post_bl(DECL_ARGS);

static void post_dl(DECL_ARGS);

static void post_en(DECL_ARGS);

static void post_enc(DECL_ARGS);

static void post_eo(DECL_ARGS);

static void post_fa(DECL_ARGS);

Line 69 static void post_vt(DECL_ARGS);

Line 73 static void post_vt(DECL_ARGS);

static int pre__t(DECL_ARGS);

static int pre_an(DECL_ARGS);

static int pre_ap(DECL_ARGS);

static int pre_aq(DECL_ARGS);

static int pre_bd(DECL_ARGS);

static int pre_bf(DECL_ARGS);

static int pre_bk(DECL_ARGS);

Line 76 static int pre_bl(DECL_ARGS);

Line 81 static int pre_bl(DECL_ARGS);

static int pre_br(DECL_ARGS);

static int pre_bx(DECL_ARGS);

static int pre_dl(DECL_ARGS);

static int pre_en(DECL_ARGS);

static int pre_enc(DECL_ARGS);

static int pre_em(DECL_ARGS);

static int pre_skip(DECL_ARGS);

static int pre_eo(DECL_ARGS);

static int pre_ex(DECL_ARGS);

static int pre_fa(DECL_ARGS);

static int pre_fd(DECL_ARGS);

static int pre_fl(DECL_ARGS);

Line 88 static int pre_in(DECL_ARGS);

Line 97 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 int pre_pp(DECL_ARGS);

static int pre_rs(DECL_ARGS);

static int pre_rv(DECL_ARGS);

static int pre_sm(DECL_ARGS);

static int pre_sp(DECL_ARGS);

static int pre_sect(DECL_ARGS);

static int pre_sy(DECL_ARGS);

static void pre_syn(const struct mdoc_node *);

static void pre_syn(const struct roff_node *);

static int pre_vt(DECL_ARGS);

static int pre_ux(DECL_ARGS);

static int pre_xr(DECL_ARGS);

static void print_word(const char *);

static void print_line(const char *, int);

static void print_block(const char *, int);

static void print_offs(const char *);

static void print_offs(const char *, int);

static void print_width(const char *,

static void print_width(const struct mdoc_bl *,

const struct mdoc_node *, size_t);

const struct roff_node *);

static void print_count(int *);

static void print_node(DECL_ARGS);

Line 133 static const struct manact manacts[MDOC_MAX + 1] = {

Line 144 static const struct manact manacts[MDOC_MAX + 1] = {

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

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

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

{ NULL, pre_enc, post_enc, "The \\fB",

{ NULL, pre_ex, NULL, NULL, NULL }, /* Ex */

"\\fP\nutility exits 0 on success, and >0 if an error occurs."

}, /* Ex */

{ NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */

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

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

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

Line 156 static const struct manact manacts[MDOC_MAX + 1] = {

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

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

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

{ NULL, NULL, NULL, NULL, NULL }, /* Ot */

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

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

{ NULL, pre_enc, post_enc, "The \\fB",

{ NULL, pre_rv, NULL, NULL, NULL }, /* Rv */

"\\fP\nfunction returns the value 0 if successful;\n"

"otherwise the value -1 is returned and the global\n"

"variable \\fIerrno\\fP is set to indicate the error."

}, /* Rv */

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

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

{ NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */

Line 170 static const struct manact manacts[MDOC_MAX + 1] = {

Line 175 static const struct manact manacts[MDOC_MAX + 1] = {

{ NULL, pre__t, post__t, NULL, NULL }, /* %T */

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

{ NULL, NULL, NULL, NULL, NULL }, /* Ac */

{ cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */

{ cond_body, pre_aq, post_aq, NULL, NULL }, /* Ao */

{ cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */

{ cond_body, pre_aq, post_aq, NULL, NULL }, /* Aq */

{ NULL, NULL, NULL, NULL, NULL }, /* At */

{ NULL, NULL, NULL, NULL, NULL }, /* Bc */

{ NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */

Line 179 static const struct manact manacts[MDOC_MAX + 1] = {

Line 184 static const struct manact manacts[MDOC_MAX + 1] = {

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

{ NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */

{ NULL, pre_bx, NULL, NULL, NULL }, /* Bx */

{ NULL, NULL, NULL, NULL, NULL }, /* Db */

{ NULL, pre_skip, NULL, NULL, NULL }, /* Db */

{ NULL, NULL, NULL, NULL, NULL }, /* Dc */

{ cond_body, pre_enc, post_enc, "``", "''" }, /* Do */

{ cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Do */

{ cond_body, pre_enc, post_enc, "``", "''" }, /* Dq */

{ cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Dq */

{ NULL, NULL, NULL, NULL, NULL }, /* Ec */

{ NULL, NULL, NULL, NULL, NULL }, /* Ef */

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

{ NULL, NULL, post_eo, NULL, NULL }, /* Eo */

{ cond_body, pre_eo, post_eo, NULL, NULL }, /* Eo */

{ NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */

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

{ NULL, pre_no, NULL, NULL, NULL }, /* No */

Line 198 static const struct manact manacts[MDOC_MAX + 1] = {

Line 203 static const struct manact manacts[MDOC_MAX + 1] = {

{ cond_body, pre_enc, post_enc, "(", ")" }, /* Po */

{ cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */

{ NULL, NULL, NULL, NULL, NULL }, /* Qc */

{ cond_body, pre_enc, post_enc, "`", "'" }, /* Ql */

{ cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */

{ cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */

{ cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */

{ NULL, NULL, NULL, NULL, NULL }, /* Re */

{ cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */

{ NULL, NULL, NULL, NULL, NULL }, /* Sc */

{ cond_body, pre_enc, post_enc, "`", "'" }, /* So */

{ cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */

{ cond_body, pre_enc, post_enc, "`", "'" }, /* Sq */

{ cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */

{ NULL, pre_sm, NULL, NULL, NULL }, /* Sm */

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

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

Line 221 static const struct manact manacts[MDOC_MAX + 1] = {

Line 226 static const struct manact manacts[MDOC_MAX + 1] = {

{ NULL, NULL, NULL, NULL, NULL }, /* Ek */

{ NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */

{ NULL, NULL, NULL, NULL, NULL }, /* Hf */

{ NULL, NULL, NULL, NULL, NULL }, /* Fr */

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

{ NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */

{ NULL, NULL, post_lb, NULL, NULL }, /* Lb */

{ NULL, pre_pp, NULL, NULL, NULL }, /* Lp */

Line 231 static const struct manact manacts[MDOC_MAX + 1] = {

Line 236 static const struct manact manacts[MDOC_MAX + 1] = {

{ cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */

{ NULL, NULL, NULL, NULL, NULL }, /* Brc */

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

{ NULL, NULL, NULL, NULL, NULL }, /* Es */

{ NULL, pre_skip, NULL, NULL, NULL }, /* Es */

{ NULL, NULL, NULL, NULL, NULL }, /* En */

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

{ NULL, pre_ux, NULL, "DragonFly", 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 */

};

Line 251 static int outflags;

Line 257 static int outflags;

#define MMAN_PP (1 << 5) /* reset indentation etc. */

#define MMAN_Sm (1 << 6) /* horizontal spacing mode */

#define MMAN_Bk (1 << 7) /* word keep mode */

#define MMAN_An_split (1 << 8) /* author mode is "split" */

#define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */

#define MMAN_An_nosplit (1 << 9) /* author mode is "nosplit" */

#define MMAN_An_split (1 << 9) /* author mode is "split" */

#define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */

#define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */

#define MMAN_nbrword (1 << 12) /* do not break the next word */

#define BL_STACK_MAX 32

static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */

static int Bl_stack[BL_STACK_MAX]; /* offsets [chars] */

static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */

static int Bl_stack_len; /* number of nested Bl blocks */

static int TPremain; /* characters before tag is full */

Line 267 static struct {

Line 276 static struct {

size_t size;

} fontqueue;

static void

font_push(char newfont)

{

Line 274 font_push(char newfont)

Line 284 font_push(char newfont)

if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {

fontqueue.size += 8;

fontqueue.head = mandoc_realloc(fontqueue.head,

fontqueue.size);

}

*fontqueue.tail = newfont;

print_word("");

Line 300 print_word(const char *s)

Line 310 print_word(const char *s)

{

if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {

* If we need a newline, print it now and start afresh.

if (MMAN_PP & outflags) {

if ( ! (MMAN_sp & outflags))

if (MMAN_sp & outflags) {

printf("\n.sp -1v");

if (MMAN_PD & outflags) {

printf("\n.PD");

outflags &= ~MMAN_PD;

}

} else if ( ! (MMAN_PD & outflags)) {

printf("\n.PD 0");

outflags |= MMAN_PD;

}

printf("\n.PP\n");

} else if (MMAN_sp & outflags)

printf("\n.sp\n");

Line 326 print_word(const char *s)

Line 343 print_word(const char *s)

if (MMAN_spc_force & outflags || '\0' == s[0] ||

NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {

if (MMAN_Bk & outflags) {

if (MMAN_Bk & outflags &&

! (MMAN_Bk_susp & outflags))

putchar('\\');

putchar('~');

putchar(' ');

} else

putchar(' ');

if (TPremain)

TPremain--;

}

Line 345 print_word(const char *s)

Line 361 print_word(const char *s)

outflags |= MMAN_spc;

else

outflags &= ~MMAN_spc;

outflags &= ~MMAN_spc_force;

outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);

for ( ; *s; s++) {

switch (*s) {

case (ASCII_NBRSP):

case ASCII_NBRSP:

printf("\\~");

printf("\\ ");

break;

case (ASCII_HYPH):

case ASCII_HYPH:

putchar('-');

break;

case ASCII_BREAK:

printf("\\:");

break;

case ' ':

if (MMAN_nbrword & outflags) {

printf("\\ ");

break;

}

/* FALLTHROUGH */

default:

putchar((unsigned char)*s);

break;

Line 362 print_word(const char *s)

Line 387 print_word(const char *s)

if (TPremain)

TPremain--;

}

outflags &= ~MMAN_nbrword;

}

static void

Line 379 print_block(const char *s, int newflags)

Line 405 print_block(const char *s, int newflags)

{

outflags &= ~MMAN_PP;

if (MMAN_sp & outflags)

if (MMAN_sp & outflags) {

outflags &= ~(MMAN_sp | MMAN_br);

else

if (MMAN_PD & outflags) {

print_line(".sp -1v", 0);

print_line(".PD", 0);

outflags &= ~MMAN_PD;

}

} else if (! (MMAN_PD & outflags))

print_line(".PD 0", MMAN_PD);

outflags |= MMAN_nl;

print_word(s);

outflags |= newflags;

outflags |= MMAN_Bk_susp | newflags;

}

static void

print_offs(const char *v)

print_offs(const char *v, int keywords)

{

char buf[24];

struct roffsu su;

size_t sz;

int sz;

print_line(".RS", MMAN_Bk_susp);

/* Convert v into a number (of characters). */

if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))

if (NULL == v || '\0' == *v || (keywords && !strcmp(v, "left")))

sz = 0;

else if (0 == strcmp(v, "indent"))

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

sz = 6;

else if (0 == strcmp(v, "indent-two"))

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

sz = 12;

else if (a2roffsu(v, &su, SCALE_MAX)) {

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

if (SCALE_EN == su.unit)

sz = su.scale;

else {

Line 414 print_offs(const char *v)

Line 446 print_offs(const char *v)

* in terms of different units.

print_word(v);

outflags |= MMAN_nl;

return;

}

} else

Line 426 print_offs(const char *v)

Line 459 print_offs(const char *v)

if (Bl_stack_len)

sz += Bl_stack[Bl_stack_len - 1];

snprintf(buf, sizeof(buf), "%ldn", sz);

(void)snprintf(buf, sizeof(buf), "%dn", sz);

print_word(buf);

outflags |= MMAN_nl;

}

void

print_width(const char *v, const struct mdoc_node *child, size_t defsz)

* Set up the indentation for a list item; used from pre_it().

static void

print_width(const struct mdoc_bl *bl, const struct roff_node *child)

{

char buf[24];

struct roffsu su;

size_t sz, chsz;

int numeric, remain, sz, chsz;

int numeric, remain;

numeric = 1;

remain = 0;

/* Convert v into a number (of characters). */

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

if (NULL == v)

if (bl->width == NULL)

sz = defsz;

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

else if (a2roffsu(v, &su, SCALE_MAX)) {

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

if (SCALE_EN == su.unit)

sz = su.scale;

else {

Line 452 print_width(const char *v, const struct mdoc_node *chi

Line 488 print_width(const char *v, const struct mdoc_node *chi

numeric = 0;

}

} else

sz = strlen(v);

sz = strlen(bl->width);

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

chsz = (NULL != child && MDOC_TEXT == child->type) ?

if (bl->type == LIST_enum)

strlen(child->string) : 0;

chsz = (bl->count > 8) + 1;

else if (child != NULL && child->type == ROFFT_TEXT)

chsz = strlen(child->string);

else

chsz = 0;

/* Maybe we are inside an enclosing list? */

* If we are inside an enclosing list,

mid_it();

* preserve its indentation.

if (Bl_stack_len && Bl_stack[Bl_stack_len - 1]) {

print_line(".RS", 0);

snprintf(buf, sizeof(buf), "%ldn",

Bl_stack[Bl_stack_len - 1]);

print_word(buf);

}

* Save our own indentation,

Line 476 print_width(const char *v, const struct mdoc_node *chi

Line 508 print_width(const char *v, const struct mdoc_node *chi

Bl_stack[Bl_stack_len++] = sz + 2;

/* Set up the current list. */

if (defsz && chsz > sz)

if (chsz > sz && bl->type != LIST_tag)

print_block(".HP", 0);

else {

print_block(".TP", 0);

remain = sz + 2;

}

if (numeric) {

snprintf(buf, sizeof(buf), "%ldn", sz + 2);

(void)snprintf(buf, sizeof(buf), "%dn", sz + 2);

print_word(buf);

} else

print_word(v);

print_word(bl->width);

TPremain = remain;

}

void

static void

print_count(int *count)

{

char buf[12];

char buf[24];

snprintf(buf, sizeof(buf), "%d.", ++*count);

(void)snprintf(buf, sizeof(buf), "%d.\\&", ++*count);

print_word(buf);

}

void

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

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

{

Line 513 man_man(void *arg, const struct man *man)

Line 545 man_man(void *arg, const struct man *man)

}

void

man_mdoc(void *arg, const struct mdoc *mdoc)

man_mdoc(void *arg, const struct roff_man *mdoc)

{

const struct mdoc_meta *meta;

const struct roff_meta *meta;

const struct mdoc_node *n;

struct roff_node *n;

meta = mdoc_meta(mdoc);

n = mdoc_node(mdoc);

n = mdoc_node(mdoc)->child;

printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"",

printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",

meta->title, meta->msec, meta->date,

meta->title,

meta->os, meta->vol);

(meta->msec == NULL ? "" : meta->msec),

meta->date, meta->os, meta->vol);

/* Disable hyphenation and if nroff, disable justification. */

printf(".nh\n.if n .ad l");

outflags = MMAN_nl | MMAN_Sm;

if (0 == fontqueue.size) {

fontqueue.size = 8;

fontqueue.head = fontqueue.tail = mandoc_malloc(8);

*fontqueue.tail = 'R';

}

print_node(meta, n);

while (n != NULL) {

print_node(meta, n);

n = n->next;

}

putchar('\n');

}

static void

print_node(DECL_ARGS)

{

const struct mdoc_node *prev, *sub;

const struct manact *act;

struct roff_node *sub;

int cond, do_sub;

* Break the line if we were parsed subsequent the current node.

* This makes the page structure be more consistent.

prev = n->prev ? n->prev : n->parent;

if (MMAN_spc & outflags && MDOC_LINE & n->flags)

if (MMAN_spc & outflags && prev && prev->line < n->line)

outflags |= MMAN_nl;

act = NULL;

cond = 0;

do_sub = 1;

n->flags &= ~MDOC_ENDED;

if (MDOC_TEXT == n->type) {

if (n->type == ROFFT_TEXT) {

* Make sure that we don't happen to start with a

* control character at the start of a line.

if (MMAN_nl & outflags && ('.' == *n->string ||

if (MMAN_nl & outflags &&

'\'' == *n->string)) {

('.' == *n->string || '\'' == *n->string)) {

print_word("");

printf("\\&");

outflags &= ~MMAN_spc;

}

if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMC))

outflags |= MMAN_spc_force;

print_word(n->string);

if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMO))

outflags |= MMAN_spc;

} else {

* Conditionally run the pre-node action handler for a

* node.

act = manacts + n->tok;

cond = NULL == act->cond || (*act->cond)(meta, n);

cond = act->cond == NULL || (*act->cond)(meta, n);

if (cond && act->pre)

if (cond && act->pre && (n->end == ENDBODY_NOT || n->nchild))

do_sub = (*act->pre)(meta, n);

}

* Conditionally run all child nodes.

* Note that this iterates over children instead of using

* recursion. This prevents unnecessary depth in the stack.

Line 589 print_node(DECL_ARGS)

Line 632 print_node(DECL_ARGS)

* Lastly, conditionally run the post-node handler.

if (MDOC_ENDED & n->flags)

return;

if (cond && act->post)

(*act->post)(meta, n);

if (ENDBODY_NOT != n->end)

n->body->flags |= MDOC_ENDED;

if (ENDBODY_NOSPACE == n->end)

outflags &= ~(MMAN_spc | MMAN_nl);

}

static int

cond_head(DECL_ARGS)

{

return(MDOC_HEAD == n->type);

return(n->type == ROFFT_HEAD);

}

static int

cond_body(DECL_ARGS)

{

return(MDOC_BODY == n->type);

return(n->type == ROFFT_BODY);

}

static int

Line 628 post_enc(DECL_ARGS)

Line 680 post_enc(DECL_ARGS)

suffix = manacts[n->tok].suffix;

if (NULL == suffix)

return;

outflags &= ~MMAN_spc;

outflags &= ~(MMAN_spc | MMAN_nl);

print_word(suffix);

}

static int

pre_ex(DECL_ARGS)

{

int nchild;

outflags |= MMAN_br | MMAN_nl;

print_word("The");

nchild = n->nchild;

for (n = n->child; n; n = n->next) {

font_push('B');

print_word(n->string);

font_pop();

if (n->next == NULL)

continue;

if (nchild > 2) {

outflags &= ~MMAN_spc;

print_word(",");

}

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

print_word("and");

}

if (nchild > 1)

print_word("utilities exit\\~0");

else

print_word("utility exits\\~0");

print_word("on success, and\\~>0 if an error occurs.");

outflags |= MMAN_nl;

return(0);

}

static void

post_font(DECL_ARGS)

{

Line 660 static int

Line 748 static int

pre__t(DECL_ARGS)

{

if (n->parent && MDOC_Rs == n->parent->tok &&

n->parent->norm->Rs.quote_T) {

print_word("");

putchar('\"');

outflags &= ~MMAN_spc;

Line 674 static void

Line 762 static void

post__t(DECL_ARGS)

{

if (n->parent && MDOC_Rs == n->parent->tok &&

n->parent->norm->Rs.quote_T) {

outflags &= ~MMAN_spc;

print_word("");

putchar('\"');

Line 691 static int

Line 779 static int

pre_sect(DECL_ARGS)

{

if (MDOC_HEAD != n->type)

if (n->type == ROFFT_HEAD) {

return(1);

outflags |= MMAN_sp;

print_block(manacts[n->tok].prefix, 0);

print_word("");

putchar('\"');

outflags &= ~MMAN_spc;

}

return(1);

}

Line 708 static void

Line 796 static void

post_sect(DECL_ARGS)

{

if (MDOC_HEAD != n->type)

if (n->type != ROFFT_HEAD)

return;

outflags &= ~MMAN_spc;

print_word("");

Line 720 post_sect(DECL_ARGS)

Line 808 post_sect(DECL_ARGS)

/* See mdoc_term.c, synopsis_pre() for comments. */

static void

pre_syn(const struct mdoc_node *n)

pre_syn(const struct roff_node *n)

{

if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))

return;

if (n->prev->tok == n->tok &&

MDOC_Ft != n->tok &&

MDOC_Fo != n->tok &&

MDOC_Fn != n->tok) {

outflags |= MMAN_br;

return;

}

switch (n->prev->tok) {

case (MDOC_Fd):

case MDOC_Fd:

/* FALLTHROUGH */

case (MDOC_Fn):

case MDOC_Fn:

/* FALLTHROUGH */

case (MDOC_Fo):

case MDOC_Fo:

/* FALLTHROUGH */

case (MDOC_In):

case MDOC_In:

/* FALLTHROUGH */

case (MDOC_Vt):

case MDOC_Vt:

outflags |= MMAN_sp;

break;

case (MDOC_Ft):

case MDOC_Ft:

if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {

outflags |= MMAN_sp;

break;

Line 763 pre_an(DECL_ARGS)

Line 851 pre_an(DECL_ARGS)

{

switch (n->norm->An.auth) {

case (AUTH_split):

case AUTH_split:

outflags &= ~MMAN_An_nosplit;

outflags |= MMAN_An_split;

return(0);

case (AUTH_nosplit):

case AUTH_nosplit:

outflags &= ~MMAN_An_split;

outflags |= MMAN_An_nosplit;

return(0);

Line 792 pre_ap(DECL_ARGS)

Line 880 pre_ap(DECL_ARGS)

}

static int

pre_aq(DECL_ARGS)

{

print_word(n->nchild == 1 &&

n->child->tok == MDOC_Mt ? "<" : "\\(la");

outflags &= ~MMAN_spc;

return(1);

}

static void

post_aq(DECL_ARGS)

{

outflags &= ~(MMAN_spc | MMAN_nl);

print_word(n->nchild == 1 &&

n->child->tok == MDOC_Mt ? ">" : "\\(ra");

}

static int

pre_bd(DECL_ARGS)

{

Line 802 pre_bd(DECL_ARGS)

Line 909 pre_bd(DECL_ARGS)

print_line(".nf", 0);

if (0 == n->norm->Bd.comp && NULL != n->parent->prev)

outflags |= MMAN_sp;

print_line(".RS", 0);

print_offs(n->norm->Bd.offs, 1);

print_offs(n->norm->Bd.offs);

outflags |= MMAN_nl;

return(1);

}

static void

post_bd(DECL_ARGS)

{

char buf[24];

/* Close out this display. */

print_line(".RE", MMAN_nl);

Line 819 post_bd(DECL_ARGS)

Line 923 post_bd(DECL_ARGS)

DISP_literal == n->norm->Bd.type)

print_line(".fi", MMAN_nl);

/* Maybe we are inside an enclosing list? */

* If we are inside an enclosing list and the current

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

* list item is not yet finished, restore the correct

mid_it();

* indentation for what remains of that item.

if (NULL != n->parent->next &&

Bl_stack_len && Bl_stack[Bl_stack_len - 1]) {

print_line(".RS", 0);

snprintf(buf, sizeof(buf), "%ldn",

Bl_stack[Bl_stack_len - 1]);

print_word(buf);

/* Remeber to close out this .RS block later. */

Bl_stack_post[Bl_stack_len - 1] = 1;

}

static int

Line 840 pre_bf(DECL_ARGS)

Line 933 pre_bf(DECL_ARGS)

{

switch (n->type) {

case (MDOC_BLOCK):

case ROFFT_BLOCK:

return(1);

case (MDOC_BODY):

case ROFFT_BODY:

break;

default:

return(0);

}

switch (n->norm->Bf.font) {

case (FONT_Em):

case FONT_Em:

font_push('I');

break;

case (FONT_Sy):

case FONT_Sy:

font_push('B');

break;

default:

Line 865 static void

Line 958 static void

post_bf(DECL_ARGS)

{

if (MDOC_BODY == n->type)

if (n->type == ROFFT_BODY)

font_pop();

}

Line 874 pre_bk(DECL_ARGS)

Line 967 pre_bk(DECL_ARGS)

{

switch (n->type) {

case (MDOC_BLOCK):

case ROFFT_BLOCK:

return(1);

case (MDOC_BODY):

case ROFFT_BODY:

outflags |= MMAN_Bk;

return(1);

default:

Line 888 static void

Line 981 static void

post_bk(DECL_ARGS)

{

if (MDOC_BODY == n->type)

if (n->type == ROFFT_BODY)

outflags &= ~MMAN_Bk;

}

Line 897 pre_bl(DECL_ARGS)

Line 990 pre_bl(DECL_ARGS)

{

size_t icol;

* print_offs() will increase the -offset to account for

* a possible enclosing .It, but any enclosed .It blocks

* just nest and do not add up their indentation.

if (n->norm->Bl.offs) {

print_offs(n->norm->Bl.offs, 0);

Bl_stack[Bl_stack_len++] = 0;

}

switch (n->norm->Bl.type) {

case (LIST_enum):

case LIST_enum:

n->norm->Bl.count = 0;

return(1);

case (LIST_column):

case LIST_column:

break;

default:

return(1);

}

print_line(".TS", MMAN_nl);

if (n->nchild) {

for (icol = 0; icol < n->norm->Bl.ncols; icol++)

print_line(".TS", MMAN_nl);

print_word("l");

for (icol = 0; icol < n->norm->Bl.ncols; icol++)

print_word(".");

print_word("l");

print_word(".");

}

outflags |= MMAN_nl;

return(1);

}

Line 920 post_bl(DECL_ARGS)

Line 1025 post_bl(DECL_ARGS)

{

switch (n->norm->Bl.type) {

case (LIST_column):

case LIST_column:

print_line(".TE", 0);

if (n->nchild)

print_line(".TE", 0);

break;

case (LIST_enum):

case LIST_enum:

n->norm->Bl.count = 0;

break;

default:

break;

}

outflags |= MMAN_PP | MMAN_nl;

outflags &= ~(MMAN_sp | MMAN_br);

if (n->norm->Bl.offs) {

print_line(".RE", MMAN_nl);

assert(Bl_stack_len);

Bl_stack_len--;

assert(0 == Bl_stack[Bl_stack_len]);

} else {

outflags |= MMAN_PP | MMAN_nl;

outflags &= ~(MMAN_sp | MMAN_br);

}

/* Maybe we are inside an enclosing list? */

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

mid_it();

}

static int

Line 965 static int

Line 1084 static int

pre_dl(DECL_ARGS)

{

print_line(".RS 6n", MMAN_nl);

print_offs("6n", 0);

return(1);

}

Line 974 post_dl(DECL_ARGS)

Line 1093 post_dl(DECL_ARGS)

{

print_line(".RE", MMAN_nl);

/* Maybe we are inside an enclosing list? */

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

mid_it();

}

static int

Line 984 pre_em(DECL_ARGS)

Line 1107 pre_em(DECL_ARGS)

return(1);

}

static int

pre_en(DECL_ARGS)

{

if (NULL == n->norm->Es ||

NULL == n->norm->Es->child)

return(1);

print_word(n->norm->Es->child->string);

outflags &= ~MMAN_spc;

return(1);

}

static void

post_en(DECL_ARGS)

{

if (NULL == n->norm->Es ||

NULL == n->norm->Es->child ||

NULL == n->norm->Es->child->next)

return;

outflags &= ~MMAN_spc;

print_word(n->norm->Es->child->next->string);

return;

}

static int

pre_eo(DECL_ARGS)

{

if (n->end == ENDBODY_NOT &&

n->parent->head->child == NULL &&

n->child != NULL &&

n->child->end != ENDBODY_NOT)

print_word("\\&");

else if (n->end != ENDBODY_NOT ? n->child != NULL :

n->parent->head->child != NULL && (n->child != NULL ||

(n->parent->tail != NULL && n->parent->tail->child != NULL)))

outflags &= ~(MMAN_spc | MMAN_nl);

return(1);

}

static void

post_eo(DECL_ARGS)

{

int body, tail;

if (MDOC_HEAD == n->type || MDOC_BODY == n->type)

if (n->end != ENDBODY_NOT) {

outflags |= MMAN_spc;

return;

}

body = n->child != NULL || n->parent->head->child != NULL;

tail = n->parent->tail != NULL && n->parent->tail->child != NULL;

if (body && tail)

outflags &= ~MMAN_spc;

else if ( ! (body || tail))

print_word("\\&");

else if ( ! tail)

outflags |= MMAN_spc;

}

static int

pre_fa(DECL_ARGS)

{

int am_Fa;

if (MDOC_Fa == n->tok)

am_Fa = MDOC_Fa == n->tok;

if (am_Fa)

n = n->child;

while (NULL != n) {

font_push('I');

if (am_Fa || MDOC_SYNPRETTY & n->flags)

outflags |= MMAN_nbrword;

print_node(meta, n);

font_pop();

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

Line 1039 pre_fl(DECL_ARGS)

Line 1223 pre_fl(DECL_ARGS)

{

font_push('B');

print_word("-");

print_word("\\-");

outflags &= ~MMAN_spc;

if (n->nchild)

outflags &= ~MMAN_spc;

return(1);

}

Line 1049 post_fl(DECL_ARGS)

Line 1234 post_fl(DECL_ARGS)

{

font_pop();

if (0 == n->nchild && NULL != n->next &&

if ( ! (n->nchild ||

n->next->line == n->line)

n->next == NULL ||

n->next->type == ROFFT_TEXT ||

n->next->flags & MDOC_LINE))

outflags &= ~MMAN_spc;

}

Line 1064 pre_fn(DECL_ARGS)

Line 1251 pre_fn(DECL_ARGS)

if (NULL == n)

return(0);

if (MDOC_SYNPRETTY & n->flags)

print_block(".HP 4n", MMAN_nl);

font_push('B');

print_node(meta, n);

font_pop();

Line 1084 post_fn(DECL_ARGS)

Line 1274 post_fn(DECL_ARGS)

print_word(")");

if (MDOC_SYNPRETTY & n->flags) {

print_word(";");

outflags |= MMAN_br;

outflags |= MMAN_PP;

}

Line 1093 pre_fo(DECL_ARGS)

Line 1283 pre_fo(DECL_ARGS)

{

switch (n->type) {

case (MDOC_BLOCK):

case ROFFT_BLOCK:

pre_syn(n);

break;

case (MDOC_HEAD):

case ROFFT_HEAD:

if (n->child == NULL)

return(0);

if (MDOC_SYNPRETTY & n->flags)

print_block(".HP 4n", MMAN_nl);

font_push('B');

break;

case (MDOC_BODY):

case ROFFT_BODY:

outflags &= ~MMAN_spc;

outflags &= ~(MMAN_spc | MMAN_nl);

print_word("(");

outflags &= ~MMAN_spc;

break;

Line 1109 pre_fo(DECL_ARGS)

Line 1303 pre_fo(DECL_ARGS)

}

return(1);

}

static void

post_fo(DECL_ARGS)

{

switch (n->type) {

case (MDOC_HEAD):

case ROFFT_HEAD:

font_pop();

if (n->child != NULL)

font_pop();

break;

case (MDOC_BODY):

case ROFFT_BODY:

post_fn(meta, n);

break;

default:

Line 1171 post_in(DECL_ARGS)

Line 1366 post_in(DECL_ARGS)

static int

pre_it(DECL_ARGS)

{

const struct mdoc_node *bln;

const struct roff_node *bln;

switch (n->type) {

case (MDOC_HEAD):

case ROFFT_HEAD:

outflags |= MMAN_PP | MMAN_nl;

bln = n->parent->parent;

if (0 == bln->norm->Bl.comp ||

Line 1183 pre_it(DECL_ARGS)

Line 1378 pre_it(DECL_ARGS)

outflags |= MMAN_sp;

outflags &= ~MMAN_br;

switch (bln->norm->Bl.type) {

case (LIST_item):

case LIST_item:

return(0);

case (LIST_inset):

case LIST_inset:

/* FALLTHROUGH */

case (LIST_diag):

case LIST_diag:

/* FALLTHROUGH */

case (LIST_ohang):

case LIST_ohang:

if (bln->norm->Bl.type == LIST_diag)

print_line(".B \"", 0);

else

print_line(".R \"", 0);

outflags &= ~MMAN_spc;

return(1);

case (LIST_bullet):

case LIST_bullet:

/* FALLTHROUGH */

case (LIST_dash):

case LIST_dash:

/* FALLTHROUGH */

case (LIST_hyphen):

case LIST_hyphen:

print_width(bln->norm->Bl.width, NULL, 0);

print_width(&bln->norm->Bl, NULL);

TPremain = 0;

outflags |= MMAN_nl;

font_push('B');

if (LIST_bullet == bln->norm->Bl.type)

print_word("o");

print_word("\\(bu");

else

print_word("-");

font_pop();

break;

outflags |= MMAN_nl;

case (LIST_enum):

return(0);

print_width(bln->norm->Bl.width, NULL, 0);

case LIST_enum:

print_width(&bln->norm->Bl, NULL);

TPremain = 0;

outflags |= MMAN_nl;

print_count(&bln->norm->Bl.count);

break;

outflags |= MMAN_nl;

case (LIST_hang):

return(0);

print_width(bln->norm->Bl.width, n->child, 6);

case LIST_hang:

print_width(&bln->norm->Bl, n->child);

TPremain = 0;

break;

outflags |= MMAN_nl;

case (LIST_tag):

return(1);

print_width(bln->norm->Bl.width, n->child, 0);

case LIST_tag:

print_width(&bln->norm->Bl, n->child);

putchar('\n');

outflags &= ~MMAN_spc;

return(1);

default:

return(1);

}

outflags |= MMAN_nl;

default:

break;

}

return(1);

}

* This function is called after closing out an indented block.

* If we are inside an enclosing list, restore its indentation.

static void

mid_it(void)

{

char buf[24];

/* Nothing to do outside a list. */

if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])

return;

/* The indentation has already been set up. */

if (Bl_stack_post[Bl_stack_len - 1])

return;

/* Restore the indentation of the enclosing list. */

print_line(".RS", MMAN_Bk_susp);

(void)snprintf(buf, sizeof(buf), "%dn",

Bl_stack[Bl_stack_len - 1]);

print_word(buf);

/* Remeber to close out this .RS block later. */

Bl_stack_post[Bl_stack_len - 1] = 1;

}

static void

post_it(DECL_ARGS)

{

const struct mdoc_node *bln;

const struct roff_node *bln;

bln = n->parent->parent;

switch (n->type) {

case (MDOC_HEAD):

case ROFFT_HEAD:

switch (bln->norm->Bl.type) {

case (LIST_diag):

case LIST_diag:

outflags &= ~MMAN_spc;

print_word("\\ ");

break;

case (LIST_ohang):

case LIST_ohang:

outflags |= MMAN_br;

break;

default:

break;

}

break;

case (MDOC_BODY):

case ROFFT_BODY:

switch (bln->norm->Bl.type) {

case (LIST_bullet):

case LIST_bullet:

/* FALLTHROUGH */

case (LIST_dash):

case LIST_dash:

/* FALLTHROUGH */

case (LIST_hyphen):

case LIST_hyphen:

/* FALLTHROUGH */

case (LIST_enum):

case LIST_enum:

/* FALLTHROUGH */

case (LIST_hang):

case LIST_hang:

/* FALLTHROUGH */

case (LIST_tag):

case LIST_tag:

assert(Bl_stack_len);

Bl_stack[--Bl_stack_len] = 0;

* Our indentation had to be restored

* after a child display.

* after a child display or child list.

* Close out that indentation block now.

if (Bl_stack_post[Bl_stack_len]) {

print_line(".RE", MMAN_nl);

Bl_stack_post[Bl_stack_len] = 0;

}

* We are inside an enclosing list.

* Restore the indentation of that list.

if (Bl_stack_len && Bl_stack[Bl_stack_len - 1])

print_line(".RE", MMAN_nl);

break;

case (LIST_column):

case LIST_column:

if (NULL != n->next) {

putchar('\t');

outflags &= ~MMAN_spc;

Line 1316 post_lb(DECL_ARGS)

Line 1533 post_lb(DECL_ARGS)

static int

pre_lk(DECL_ARGS)

{

const struct mdoc_node *link, *descr;

const struct roff_node *link, *descr;

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

return(0);

Line 1338 pre_lk(DECL_ARGS)

Line 1555 pre_lk(DECL_ARGS)

}

static int

pre_ll(DECL_ARGS)

{

print_line(".ll", 0);

return(1);

}

static int

pre_li(DECL_ARGS)

{

Line 1350 pre_nm(DECL_ARGS)

Line 1575 pre_nm(DECL_ARGS)

{

char *name;

if (MDOC_BLOCK == n->type)

if (n->type == ROFFT_BLOCK) {

outflags |= MMAN_Bk;

pre_syn(n);

if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)

}

if (n->type != ROFFT_ELEM && n->type != ROFFT_HEAD)

return(1);

name = n->child ? n->child->string : meta->name;

if (NULL == name)

return(0);

if (MDOC_HEAD == n->type) {

if (n->type == ROFFT_HEAD) {

if (NULL == n->parent->prev)

outflags |= MMAN_sp;

print_block(".HP", 0);

printf(" %ldn", strlen(name) + 1);

printf(" %zun", strlen(name) + 1);

outflags |= MMAN_nl;

}

font_push('B');

Line 1374 static void

Line 1601 static void

post_nm(DECL_ARGS)

{

if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)

switch (n->type) {

return;

case ROFFT_BLOCK:

font_pop();

outflags &= ~MMAN_Bk;

break;

case ROFFT_HEAD:

/* FALLTHROUGH */

case ROFFT_ELEM:

if (n->child != NULL || meta->name != NULL)

font_pop();

break;

default:

break;

}

static int

Line 1399 static void

Line 1636 static void

post_pf(DECL_ARGS)

{

outflags &= ~MMAN_spc;

if ( ! (n->next == NULL || n->next->flags & MDOC_LINE))

outflags &= ~MMAN_spc;

}

static int

Line 1425 pre_rs(DECL_ARGS)

Line 1663 pre_rs(DECL_ARGS)

}

static int

pre_rv(DECL_ARGS)

{

int nchild;

outflags |= MMAN_br | MMAN_nl;

nchild = n->nchild;

if (nchild > 0) {

print_word("The");

for (n = n->child; n; n = n->next) {

font_push('B');

print_word(n->string);

font_pop();

outflags &= ~MMAN_spc;

print_word("()");

if (n->next == NULL)

continue;

if (nchild > 2) {

outflags &= ~MMAN_spc;

print_word(",");

}

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

print_word("and");

}

if (nchild > 1)

print_word("functions return");

else

print_word("function returns");

print_word("the value\\~0 if successful;");

} else

print_word("Upon successful completion, "

"the value\\~0 is returned;");

print_word("otherwise the value\\~\\-1 is returned"

" and the global variable");

font_push('I');

print_word("errno");

font_pop();

print_word("is set to indicate the error.");

outflags |= MMAN_nl;

return(0);

}

static int

pre_skip(DECL_ARGS)

{

return(0);

}

static int

pre_sm(DECL_ARGS)

{

assert(n->child && MDOC_TEXT == n->child->type);

if (NULL == n->child)

if (0 == strcmp("on", n->child->string))

outflags ^= MMAN_Sm;

outflags |= MMAN_Sm | MMAN_spc;

else if (0 == strcmp("on", n->child->string))

outflags |= MMAN_Sm;

else

outflags &= ~MMAN_Sm;

if (MMAN_Sm & outflags)

outflags |= MMAN_spc;

return(0);

}

Line 1469 pre_vt(DECL_ARGS)

Line 1771 pre_vt(DECL_ARGS)

if (MDOC_SYNPRETTY & n->flags) {

switch (n->type) {

case (MDOC_BLOCK):

case ROFFT_BLOCK:

pre_syn(n);

return(1);

case (MDOC_BODY):

case ROFFT_BODY:

break;

default:

return(0);

Line 1486 static void

Line 1788 static void

post_vt(DECL_ARGS)

{

if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)

if (n->flags & MDOC_SYNPRETTY && n->type != ROFFT_BODY)

return;

font_pop();

}

Line 1517 pre_ux(DECL_ARGS)

Line 1819 pre_ux(DECL_ARGS)

if (NULL == n->child)

return(0);

outflags &= ~MMAN_spc;

print_word("\\~");

print_word("\\ ");

outflags &= ~MMAN_spc;

return(1);

}

CVSweb