mandoc/mdoc_man.c - diff

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Up to [cvsweb.bsd.lv] / mandoc

Diff for /mandoc/mdoc_man.c between version 1.55 and 1.70

version 1.55, 2013/12/24 22:08:50

version 1.70, 2014/08/21 12:57:17

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.h"

#include "mandoc_aux.h"

#include "out.h"

#include "man.h"

#include "mdoc.h"

Line 50 static void post_bf(DECL_ARGS);

Line 51 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 77 static int pre_bl(DECL_ARGS);

Line 79 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_es(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 89 static int pre_in(DECL_ARGS);

Line 94 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);

Line 134 static const struct manact manacts[MDOC_MAX + 1] = {

Line 141 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 148 static const struct manact manacts[MDOC_MAX + 1] = {

Line 153 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 222 static const struct manact manacts[MDOC_MAX + 1] = {

Line 223 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 232 static const struct manact manacts[MDOC_MAX + 1] = {

Line 233 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_es, 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 256 static int outflags;

Line 258 static int outflags;

#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

Line 270 static struct {

Line 273 static struct {

size_t size;

} fontqueue;

static void

font_push(char newfont)

{

Line 277 font_push(char newfont)

Line 281 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 303 print_word(const char *s)

Line 307 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) {

Line 358 print_word(const char *s)

Line 362 print_word(const char *s)

for ( ; *s; s++) {

switch (*s) {

case (ASCII_NBRSP):

case ASCII_NBRSP:

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 371 print_word(const char *s)

Line 384 print_word(const char *s)

if (TPremain)

TPremain--;

}

outflags &= ~MMAN_nbrword;

}

static void

Line 442 print_offs(const char *v)

Line 456 print_offs(const char *v)

if (Bl_stack_len)

sz += Bl_stack[Bl_stack_len - 1];

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

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

print_word(buf);

outflags |= MMAN_nl;

}

Line 450 print_offs(const char *v)

Line 464 print_offs(const char *v)

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

void

static void

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

{

char buf[24];

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

Line 490 print_width(const char *v, const struct mdoc_node *chi

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

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

strlen(child->string) : 0;

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

mid_it();

Line 495 print_width(const char *v, const struct mdoc_node *chi

Line 509 print_width(const char *v, const struct mdoc_node *chi

remain = sz + 2;

}

if (numeric) {

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

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

print_word(buf);

} else

print_word(v);

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);

}

Line 534 man_mdoc(void *arg, const struct mdoc *mdoc)

Line 548 man_mdoc(void *arg, const struct mdoc *mdoc)

n = mdoc_node(mdoc);

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");

Line 573 print_node(DECL_ARGS)

Line 588 print_node(DECL_ARGS)

* 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;

Line 587 print_node(DECL_ARGS)

Line 602 print_node(DECL_ARGS)

act = manacts + n->tok;

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

if (cond && act->pre)

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

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 603 print_node(DECL_ARGS)

Line 618 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->pending->flags |= MDOC_ENDED;

if (ENDBODY_NOSPACE == n->end)

outflags &= ~(MMAN_spc | MMAN_nl);

}

static int

Line 642 post_enc(DECL_ARGS)

Line 666 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 674 static int

Line 734 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 688 static void

Line 748 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 741 pre_syn(const struct mdoc_node *n)

Line 801 pre_syn(const struct mdoc_node *n)

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 777 pre_an(DECL_ARGS)

Line 837 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 840 pre_bf(DECL_ARGS)

Line 900 pre_bf(DECL_ARGS)

{

switch (n->type) {

case (MDOC_BLOCK):

case MDOC_BLOCK:

return(1);

case (MDOC_BODY):

case MDOC_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 874 pre_bk(DECL_ARGS)

Line 934 pre_bk(DECL_ARGS)

{

switch (n->type) {

case (MDOC_BLOCK):

case MDOC_BLOCK:

return(1);

case (MDOC_BODY):

case MDOC_BODY:

outflags |= MMAN_Bk;

return(1);

default:

Line 908 pre_bl(DECL_ARGS)

Line 968 pre_bl(DECL_ARGS)

}

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);

Line 930 post_bl(DECL_ARGS)

Line 990 post_bl(DECL_ARGS)

{

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

case (LIST_column):

case LIST_column:

print_line(".TE", 0);

break;

case (LIST_enum):

case LIST_enum:

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

break;

default:

Line 1011 pre_em(DECL_ARGS)

Line 1071 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 void

post_eo(DECL_ARGS)

{

Line 1020 post_eo(DECL_ARGS)

Line 1107 post_eo(DECL_ARGS)

}

static int

pre_es(DECL_ARGS)

{

return(0);

}

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 1067 pre_fl(DECL_ARGS)

Line 1166 pre_fl(DECL_ARGS)

font_push('B');

print_word("\\-");

outflags &= ~MMAN_spc;

if (n->nchild)

outflags &= ~MMAN_spc;

return(1);

}

Line 1076 post_fl(DECL_ARGS)

Line 1176 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 == MDOC_TEXT ||

n->next->flags & MDOC_LINE))

outflags &= ~MMAN_spc;

}

Line 1123 pre_fo(DECL_ARGS)

Line 1225 pre_fo(DECL_ARGS)

{

switch (n->type) {

case (MDOC_BLOCK):

case MDOC_BLOCK:

pre_syn(n);

break;

case (MDOC_HEAD):

case MDOC_HEAD:

if (MDOC_SYNPRETTY & n->flags)

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

font_push('B');

break;

case (MDOC_BODY):

case MDOC_BODY:

outflags &= ~MMAN_spc;

print_word("(");

outflags &= ~MMAN_spc;

Line 1139 pre_fo(DECL_ARGS)

Line 1243 pre_fo(DECL_ARGS)

}

return(1);

}

static void

post_fo(DECL_ARGS)

{

switch (n->type) {

case (MDOC_HEAD):

case MDOC_HEAD:

font_pop();

break;

case (MDOC_BODY):

case MDOC_BODY:

post_fn(meta, n);

break;

default:

Line 1204 pre_it(DECL_ARGS)

Line 1308 pre_it(DECL_ARGS)

const struct mdoc_node *bln;

switch (n->type) {

case (MDOC_HEAD):

case MDOC_HEAD:

outflags |= MMAN_PP | MMAN_nl;

bln = n->parent->parent;

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

Line 1213 pre_it(DECL_ARGS)

Line 1317 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);

TPremain = 0;

outflags |= MMAN_nl;

Line 1240 pre_it(DECL_ARGS)

Line 1344 pre_it(DECL_ARGS)

else

print_word("-");

font_pop();

break;

outflags |= MMAN_nl;

case (LIST_enum):

return(0);

case LIST_enum:

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

TPremain = 0;

outflags |= MMAN_nl;

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

break;

outflags |= MMAN_nl;

case (LIST_hang):

return(0);

case LIST_hang:

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

TPremain = 0;

break;

outflags |= MMAN_nl;

case (LIST_tag):

return(1);

case LIST_tag:

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

putchar('\n');

outflags &= ~MMAN_spc;

Line 1259 pre_it(DECL_ARGS)

Line 1366 pre_it(DECL_ARGS)

default:

return(1);

}

outflags |= MMAN_nl;

default:

break;

}

Line 1285 mid_it(void)

Line 1391 mid_it(void)

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

print_line(".RS", MMAN_Bk_susp);

snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);

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

Bl_stack[Bl_stack_len - 1]);

print_word(buf);

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

Line 1300 post_it(DECL_ARGS)

Line 1407 post_it(DECL_ARGS)

bln = n->parent->parent;

switch (n->type) {

case (MDOC_HEAD):

case MDOC_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 MDOC_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;

Line 1339 post_it(DECL_ARGS)

Line 1446 post_it(DECL_ARGS)

Bl_stack_post[Bl_stack_len] = 0;

}

break;

case (LIST_column):

case LIST_column:

if (NULL != n->next) {

putchar('\t');

outflags &= ~MMAN_spc;

Line 1387 pre_lk(DECL_ARGS)

Line 1494 pre_lk(DECL_ARGS)

}

static int

pre_ll(DECL_ARGS)

{

print_line(".ll", 0);

return(1);

}

static int

pre_li(DECL_ARGS)

{

Line 1426 post_nm(DECL_ARGS)

Line 1541 post_nm(DECL_ARGS)

{

switch (n->type) {

case (MDOC_BLOCK):

case MDOC_BLOCK:

outflags &= ~MMAN_Bk;

break;

case (MDOC_HEAD):

case MDOC_HEAD:

/* FALLTHROUGH */

case (MDOC_ELEM):

case MDOC_ELEM:

font_pop();

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

font_pop();

break;

default:

break;

Line 1485 pre_rs(DECL_ARGS)

Line 1601 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_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 1529 pre_vt(DECL_ARGS)

Line 1702 pre_vt(DECL_ARGS)

if (MDOC_SYNPRETTY & n->flags) {

switch (n->type) {

case (MDOC_BLOCK):

case MDOC_BLOCK:

pre_syn(n);

return(1);

case (MDOC_BODY):

case MDOC_BODY:

break;

default:

return(0);

CVSweb