mandoc/mdoc_validate.c - diff

Return to mdoc_validate.c CVS log

Up to [cvsweb.bsd.lv] / mandoc

Diff for /mandoc/mdoc_validate.c between version 1.161 and 1.193

version 1.161, 2011/03/17 09:24:51

version 1.193, 2013/09/16 00:25:07

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 33

#include <string.h>

#include <time.h>

#include "mdoc.h"

#include "mandoc.h"

#include "libmdoc.h"

#include "libmandoc.h"

Line 71 static void check_text(struct mdoc *, int, int, char

Line 72 static void check_text(struct mdoc *, int, int, char

static void check_argv(struct mdoc *,

struct mdoc_node *, struct mdoc_argv *);

static void check_args(struct mdoc *, struct mdoc_node *);

static int concat(char *, const struct mdoc_node *, size_t);

static int concat(struct mdoc *, char *,

const struct mdoc_node *, size_t);

static enum mdoc_sec a2sec(const char *);

static size_t macro2len(enum mdoct);

Line 108 static int post_lb(POST_ARGS);

Line 107 static int post_lb(POST_ARGS);

static int post_nm(POST_ARGS);

static int post_ns(POST_ARGS);

static int post_os(POST_ARGS);

static int post_par(POST_ARGS);

static int post_ignpar(POST_ARGS);

static int post_prol(POST_ARGS);

static int post_root(POST_ARGS);

Line 153 static v_post posts_nm[] = { post_nm, NULL };

static v_post posts_notext[] = { ewarn_eq0, NULL };

static v_post posts_ns[] = { post_ns, NULL };

static v_post posts_os[] = { post_os, post_prol, NULL };

static v_post posts_pp[] = { post_par, ewarn_eq0, NULL };

static v_post posts_rs[] = { post_rs, NULL };

static v_post posts_sh[] = { post_ignpar, hwarn_ge1, bwarn_ge1, post_sh, NULL };

static v_post posts_sh[] = { post_ignpar, hwarn_ge1, post_sh, NULL };

static v_post posts_sp[] = { ewarn_le1, NULL };

static v_post posts_sp[] = { post_par, ewarn_le1, NULL };

static v_post posts_ss[] = { post_ignpar, hwarn_ge1, bwarn_ge1, NULL };

static v_post posts_ss[] = { post_ignpar, hwarn_ge1, NULL };

static v_post posts_st[] = { post_st, NULL };

static v_post posts_std[] = { post_std, NULL };

static v_post posts_text[] = { ewarn_ge1, NULL };

Line 179 static v_pre pres_sh[] = { pre_sh, NULL };

Line 180 static v_pre pres_sh[] = { pre_sh, NULL };

static v_pre pres_ss[] = { pre_ss, NULL };

static v_pre pres_std[] = { pre_std, NULL };

const struct valids mdoc_valids[MDOC_MAX] = {

static const struct valids mdoc_valids[MDOC_MAX] = {

{ NULL, NULL }, /* Ap */

{ pres_dd, posts_dd }, /* Dd */

{ pres_dt, posts_dt }, /* Dt */

{ pres_os, posts_os }, /* Os */

{ pres_sh, posts_sh }, /* Sh */

{ pres_ss, posts_ss }, /* Ss */

{ pres_pp, posts_notext }, /* Pp */

{ pres_pp, posts_pp }, /* Pp */

{ pres_d1, posts_wline }, /* D1 */

{ pres_dl, posts_dl }, /* Dl */

{ pres_bd, posts_bd }, /* Bd */

Line 287 const struct valids mdoc_valids[MDOC_MAX] = {

Line 288 const struct valids mdoc_valids[MDOC_MAX] = {

{ NULL, NULL }, /* Fr */

{ NULL, posts_eoln }, /* Ud */

{ NULL, posts_lb }, /* Lb */

{ NULL, posts_notext }, /* Lp */

{ pres_pp, posts_pp }, /* Lp */

{ NULL, NULL }, /* Lk */

{ NULL, posts_defaults }, /* Mt */

{ NULL, NULL }, /* Brq */

Line 298 const struct valids mdoc_valids[MDOC_MAX] = {

Line 299 const struct valids mdoc_valids[MDOC_MAX] = {

{ NULL, NULL }, /* En */

{ NULL, NULL }, /* Dx */

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

{ NULL, posts_notext }, /* br */

{ NULL, posts_pp }, /* br */

{ pres_pp, posts_sp }, /* sp */

{ NULL, posts_sp }, /* sp */

{ NULL, posts_text1 }, /* %U */

{ NULL, NULL }, /* Ta */

};

Line 315 static const enum mdoct rsord[RSORD_MAX] = {

Line 316 static const enum mdoct rsord[RSORD_MAX] = {

MDOC__R,

MDOC__N,

MDOC__V,

MDOC__U,

MDOC__P,

MDOC__Q,

MDOC__D,

MDOC__O,

MDOC__C,

MDOC__U

MDOC__D,

MDOC__O

};

static const char * const secnames[SEC__MAX] = {

Line 415 mdoc_valid_post(struct mdoc *mdoc)

Line 416 mdoc_valid_post(struct mdoc *mdoc)

}

static int

check_count(struct mdoc *m, enum mdoc_type type,

check_count(struct mdoc *mdoc, enum mdoc_type type,

enum check_lvl lvl, enum check_ineq ineq, int val)

{

const char *p;

enum mandocerr t;

if (m->last->type != type)

if (mdoc->last->type != type)

return(1);

switch (ineq) {

case (CHECK_LT):

p = "less than ";

if (m->last->nchild < val)

if (mdoc->last->nchild < val)

return(1);

break;

case (CHECK_GT):

p = "more than ";

if (m->last->nchild > val)

if (mdoc->last->nchild > val)

return(1);

break;

case (CHECK_EQ):

p = "";

if (val == m->last->nchild)

if (val == mdoc->last->nchild)

return(1);

break;

default:

Line 446 check_count(struct mdoc *m, enum mdoc_type type,

Line 447 check_count(struct mdoc *m, enum mdoc_type type,

}

t = lvl == CHECK_WARN ? MANDOCERR_ARGCWARN : MANDOCERR_ARGCOUNT;

mandoc_vmsg(t, mdoc->parse, mdoc->last->line, mdoc->last->pos,

return(mdoc_vmsg(m, t, m->last->line, m->last->pos,

"want %s%d children (have %d)",

p, val, m->last->nchild));

p, val, mdoc->last->nchild);

return(1);

}

static int

Line 514 hwarn_le1(POST_ARGS)

Line 515 hwarn_le1(POST_ARGS)

}

static void

check_args(struct mdoc *m, struct mdoc_node *n)

check_args(struct mdoc *mdoc, struct mdoc_node *n)

{

int i;

Line 523 check_args(struct mdoc *m, struct mdoc_node *n)

Line 524 check_args(struct mdoc *m, struct mdoc_node *n)

assert(n->args->argc);

for (i = 0; i < (int)n->args->argc; i++)

check_argv(m, n, &n->args->argv[i]);

check_argv(mdoc, n, &n->args->argv[i]);

}

static void

check_argv(struct mdoc *m, struct mdoc_node *n, struct mdoc_argv *v)

check_argv(struct mdoc *mdoc, struct mdoc_node *n, struct mdoc_argv *v)

{

int i;

for (i = 0; i < (int)v->sz; i++)

check_text(m, v->line, v->pos, v->value[i]);

check_text(mdoc, v->line, v->pos, v->value[i]);

/* FIXME: move to post_std(). */

if (MDOC_Std == v->arg)

if ( ! (v->sz || m->meta.name))

if ( ! (v->sz || mdoc->meta.name))

mdoc_nmsg(m, n, MANDOCERR_NONAME);

mdoc_nmsg(mdoc, n, MANDOCERR_NONAME);

}

static void

check_text(struct mdoc *m, int ln, int pos, char *p)

check_text(struct mdoc *mdoc, int ln, int pos, char *p)

{

int c;

char *cp;

size_t sz;

for ( ; *p; p++, pos++) {

if (MDOC_LITERAL & mdoc->flags)

sz = strcspn(p, "\t\\");

return;

p += (int)sz;

if ('\0' == *p)

for (cp = p; NULL != (p = strchr(p, '\t')); p++)

break;

mdoc_pmsg(mdoc, ln, pos + (int)(p - cp), MANDOCERR_BADTAB);

pos += (int)sz;

if ('\t' == *p) {

if ( ! (MDOC_LITERAL & m->flags))

mdoc_pmsg(m, ln, pos, MANDOCERR_BADTAB);

continue;

}

if (0 == (c = mandoc_special(p))) {

mdoc_pmsg(m, ln, pos, MANDOCERR_BADESCAPE);

continue;

}

p += c - 1;

pos += c - 1;

}

static int

Line 581 check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type

Line 563 check_parent(PRE_ARGS, enum mdoct tok, enum mdoc_type

(t == n->parent->type))

return(1);

mdoc_vmsg(mdoc, MANDOCERR_SYNTCHILD,

mandoc_vmsg(MANDOCERR_SYNTCHILD, mdoc->parse, n->line,

n->line, n->pos, "want parent %s",

n->pos, "want parent %s", MDOC_ROOT == t ?

MDOC_ROOT == t ? "<root>" :

"<root>" : mdoc_macronames[tok]);

mdoc_macronames[tok]);

return(0);

}

Line 682 pre_bl(PRE_ARGS)

Line 663 pre_bl(PRE_ARGS)

comp = 1;

break;

case (MDOC_Width):

dup = (NULL != n->norm->Bl.width);

/* NB: this can be empty! */

width = n->args->argv[i].value[0];

if (n->args->argv[i].sz) {

width = n->args->argv[i].value[0];

dup = (NULL != n->norm->Bl.width);

break;

}

mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);

break;

case (MDOC_Offset):

/* NB: this can be empty! */

Line 723 pre_bl(PRE_ARGS)

Line 709 pre_bl(PRE_ARGS)

if (LIST_column == lt) {

n->norm->Bl.ncols =

n->args->argv[i].sz;

n->norm->Bl.cols = (const char **)

n->norm->Bl.cols = (void *)

n->args->argv[i].value;

}

Line 749 pre_bl(PRE_ARGS)

Line 735 pre_bl(PRE_ARGS)

* Validate the width field. Some list types don't need width

* types and should be warned about them. Others should have it

* and must also be warned.

* and must also be warned. Yet others have a default and need

* no warning.

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

case (LIST_tag):

if (n->norm->Bl.width)

if (NULL == n->norm->Bl.width)

break;

mdoc_nmsg(mdoc, n, MANDOCERR_NOWIDTHARG);

break;

case (LIST_column):

/* FALLTHROUGH */

Line 770 pre_bl(PRE_ARGS)

Line 756 pre_bl(PRE_ARGS)

if (n->norm->Bl.width)

mdoc_nmsg(mdoc, n, MANDOCERR_IGNARGV);

break;

case (LIST_bullet):

/* FALLTHROUGH */

case (LIST_dash):

/* FALLTHROUGH */

case (LIST_hyphen):

if (NULL == n->norm->Bl.width)

n->norm->Bl.width = "2n";

break;

case (LIST_enum):

if (NULL == n->norm->Bl.width)

n->norm->Bl.width = "3n";

break;

default:

break;

}

Line 891 pre_sh(PRE_ARGS)

Line 889 pre_sh(PRE_ARGS)

if (MDOC_BLOCK != n->type)

return(1);

mdoc->regs->regs[(int)REG_nS].set = 0;

roff_regunset(mdoc->roff, REG_nS);

return(check_parent(mdoc, n, MDOC_MAX, MDOC_ROOT));

}

Line 1125 static int

Line 1123 static int

post_nm(POST_ARGS)

{

char buf[BUFSIZ];

int c;

/* If no child specified, make sure we have the meta name. */

if (NULL != mdoc->meta.name)

if (NULL == mdoc->last->child && NULL == mdoc->meta.name) {

mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME);

return(1);

} else if (mdoc->meta.name)

return(1);

/* If no meta name, set it from the child. */

/* Try to use our children for setting the meta name. */

if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))

if (NULL != mdoc->last->child) {

return(0);

buf[0] = '\0';

c = concat(buf, mdoc->last->child, BUFSIZ);

} else

c = 0;

mdoc->meta.name = mandoc_strdup(buf);

switch (c) {

case (-1):

mdoc_nmsg(mdoc, mdoc->last->child, MANDOCERR_MEM);

return(0);

case (0):

mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_NONAME);

mdoc->meta.name = mandoc_strdup("UNKNOWN");

break;

default:

mdoc->meta.name = mandoc_strdup(buf);

break;

}

return(1);

}

Line 1266 post_an(POST_ARGS)

Line 1273 post_an(POST_ARGS)

static int

post_it(POST_ARGS)

{

int i, cols, rc;

int i, cols;

enum mdoc_list lt;

struct mdoc_node *n, *c;

enum mandocerr er;

Line 1332 post_it(POST_ARGS)

Line 1339 post_it(POST_ARGS)

else

er = MANDOCERR_SYNTARGCOUNT;

rc = mdoc_vmsg(mdoc, er,

mandoc_vmsg(er, mdoc->parse, mdoc->last->line,

mdoc->last->line, mdoc->last->pos,

mdoc->last->pos,

"columns == %d (have %d)", cols, i);

return(rc);

return(MANDOCERR_ARGCOUNT == er);

default:

break;

}

Line 1346 post_it(POST_ARGS)

Line 1353 post_it(POST_ARGS)

static int

post_bl_block(POST_ARGS)

{

struct mdoc_node *n;

struct mdoc_node *n, *ni, *nc;

* These are fairly complicated, so we've broken them into two

Line 1362 post_bl_block(POST_ARGS)

Line 1369 post_bl_block(POST_ARGS)

NULL == n->norm->Bl.width) {

if ( ! post_bl_block_tag(mdoc))

return(0);

assert(n->norm->Bl.width);

} else if (NULL != n->norm->Bl.width) {

if ( ! post_bl_block_width(mdoc))

return(0);

} else

assert(n->norm->Bl.width);

return(1);

}

assert(n->norm->Bl.width);

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

if (NULL == ni->body)

continue;

nc = ni->body->last;

while (NULL != nc) {

switch (nc->tok) {

case (MDOC_Pp):

/* FALLTHROUGH */

case (MDOC_Lp):

/* FALLTHROUGH */

case (MDOC_br):

break;

default:

nc = NULL;

continue;

}

if (NULL == ni->next) {

mdoc_nmsg(mdoc, nc, MANDOCERR_MOVEPAR);

if ( ! mdoc_node_relink(mdoc, nc))

return(0);

} else if (0 == n->norm->Bl.comp &&

LIST_column != n->norm->Bl.type) {

mdoc_nmsg(mdoc, nc, MANDOCERR_IGNPAR);

mdoc_node_delete(mdoc, nc);

} else

break;

nc = ni->body->last;

}

return(1);

}

Line 1411 post_bl_block_width(POST_ARGS)

Line 1447 post_bl_block_width(POST_ARGS)

assert(i < (int)n->args->argc);

snprintf(buf, NUMSIZ, "%zun", width);

snprintf(buf, NUMSIZ, "%un", (unsigned int)width);

free(n->args->argv[i].value[0]);

n->args->argv[i].value[0] = mandoc_strdup(buf);

Line 1461 post_bl_block_tag(POST_ARGS)

Line 1497 post_bl_block_tag(POST_ARGS)

/* Defaults to ten ens. */

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

snprintf(buf, NUMSIZ, "%un", (unsigned int)sz);

* We have to dynamically add this to the macro's argument list.

Line 1527 post_bl_head(POST_ARGS)

Line 1563 post_bl_head(POST_ARGS)

assert(0 == np->args->argv[j].sz);

* Accomodate for new-style groff column syntax. Shuffle the

* Accommodate for new-style groff column syntax. Shuffle the

* child nodes, all of which must be TEXT, as arguments for the

* column field. Then, delete the head children.

Line 1537 post_bl_head(POST_ARGS)

Line 1573 post_bl_head(POST_ARGS)

((size_t)mdoc->last->nchild * sizeof(char *));

mdoc->last->norm->Bl.ncols = np->args->argv[j].sz;

mdoc->last->norm->Bl.cols = (const char **)np->args->argv[j].value;

mdoc->last->norm->Bl.cols = (void *)np->args->argv[j].value;

for (i = 0, nn = mdoc->last->child; nn; i++) {

np->args->argv[j].value[i] = nn->string;

Line 1711 post_rs(POST_ARGS)

Line 1747 post_rs(POST_ARGS)

}

* Nothing to sort if only invalid nodes were found

* inside the `Rs' body.

if (NULL == mdoc->last->child)

return(1);

* The full `Rs' block needs special handling to order the

* sub-elements according to `rsord'. Pick through each element

* and correctly order it. This is a insertion sort.

Line 1835 static int

Line 1879 static int

post_sh_head(POST_ARGS)

{

char buf[BUFSIZ];

struct mdoc_node *n;

enum mdoc_sec sec;

int c;

* Process a new section. Sections are either "named" or

Line 1844 post_sh_head(POST_ARGS)

Line 1890 post_sh_head(POST_ARGS)

* manual sections.

if ( ! concat(mdoc, buf, mdoc->last->child, BUFSIZ))

sec = SEC_CUSTOM;

buf[0] = '\0';

if (-1 == (c = concat(buf, mdoc->last->child, BUFSIZ))) {

mdoc_nmsg(mdoc, mdoc->last->child, MANDOCERR_MEM);

return(0);

} else if (1 == c)

sec = a2sec(buf);

/* The NAME should be first. */

if (SEC_NAME != sec && SEC_NONE == mdoc->lastnamed)

Line 1865 post_sh_head(POST_ARGS)

Line 1914 post_sh_head(POST_ARGS)

mdoc->lastsec = sec;

* Set the section attribute for the current HEAD, for its

* parent BLOCK, and for the HEAD children; the latter can

* only be TEXT nodes, so no recursion is needed.

* For other blocks and elements, including .Sh BODY, this is

* done when allocating the node data structures, but for .Sh

* BLOCK and HEAD, the section is still unknown at that time.

mdoc->last->parent->sec = sec;

mdoc->last->sec = sec;

for (n = mdoc->last->child; n; n = n->next)

n->sec = sec;

/* We don't care about custom sections after this. */

if (SEC_CUSTOM == sec)

Line 1901 post_sh_head(POST_ARGS)

Line 1964 post_sh_head(POST_ARGS)

break;

if (*mdoc->meta.msec == '9')

break;

mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_SECMSEC);

mandoc_msg(MANDOCERR_SECMSEC, mdoc->parse,

mdoc->last->line, mdoc->last->pos, buf);

break;

default:

break;

Line 1947 pre_par(PRE_ARGS)

Line 2011 pre_par(PRE_ARGS)

* block: `Lp', `Pp', or non-compact `Bd' or `Bl'.

if (MDOC_Pp != mdoc->last->tok && MDOC_Lp != mdoc->last->tok)

if (MDOC_Pp != mdoc->last->tok &&

MDOC_Lp != mdoc->last->tok &&

MDOC_br != mdoc->last->tok)

return(1);

if (MDOC_Bl == n->tok && n->norm->Bl.comp)

return(1);

Line 1962 pre_par(PRE_ARGS)

Line 2028 pre_par(PRE_ARGS)

}

static int

post_par(POST_ARGS)

{

if (MDOC_ELEM != mdoc->last->type &&

MDOC_BLOCK != mdoc->last->type)

return(1);

if (NULL == mdoc->last->prev) {

if (MDOC_Sh != mdoc->last->parent->tok &&

MDOC_Ss != mdoc->last->parent->tok)

return(1);

} else {

if (MDOC_Pp != mdoc->last->prev->tok &&

MDOC_Lp != mdoc->last->prev->tok &&

(MDOC_br != mdoc->last->tok ||

(MDOC_sp != mdoc->last->prev->tok &&

MDOC_br != mdoc->last->prev->tok)))

return(1);

}

mdoc_nmsg(mdoc, mdoc->last, MANDOCERR_IGNPAR);

mdoc_node_delete(mdoc, mdoc->last);

return(1);

}

static int

pre_literal(PRE_ARGS)

{

Line 1996 post_dd(POST_ARGS)

Line 2088 post_dd(POST_ARGS)

{

char buf[DATESIZE];

struct mdoc_node *n;

int c;

if (mdoc->meta.date)

free(mdoc->meta.date);

n = mdoc->last;

if (NULL == n->child || '\0' == n->child->string[0]) {

mdoc->meta.date = mandoc_normdate(NULL,

mdoc->meta.date = mandoc_normdate

mdoc->msg, mdoc->data, n->line, n->pos);

(mdoc->parse, NULL, n->line, n->pos);

return(1);

}

if ( ! concat(mdoc, buf, n->child, DATESIZE))

buf[0] = '\0';

if (-1 == (c = concat(buf, n->child, DATESIZE))) {

mdoc_nmsg(mdoc, n->child, MANDOCERR_MEM);

return(0);

}

mdoc->meta.date = mandoc_normdate(buf,

assert(c);

mdoc->msg, mdoc->data, n->line, n->pos);

mdoc->meta.date = mandoc_normdate

(mdoc->parse, buf, n->line, n->pos);

return(1);

}

Line 2038 post_dt(POST_ARGS)

Line 2135 post_dt(POST_ARGS)

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

for (p = nn->string; *p; p++) {

if (toupper((u_char)*p) == *p)

if (toupper((unsigned char)*p) == *p)

continue;

Line 2084 post_dt(POST_ARGS)

Line 2181 post_dt(POST_ARGS)

* arch = NULL

cp = mdoc_a2msec(nn->string);

cp = mandoc_a2msec(nn->string);

if (cp) {

mdoc->meta.vol = mandoc_strdup(cp);

mdoc->meta.msec = mandoc_strdup(nn->string);

Line 2109 post_dt(POST_ARGS)

Line 2206 post_dt(POST_ARGS)

free(mdoc->meta.vol);

mdoc->meta.vol = mandoc_strdup(cp);

} else {

/* FIXME: warn about bad arch. */

cp = mdoc_a2arch(nn->string);

if (NULL == cp) {

mdoc_nmsg(mdoc, nn, MANDOCERR_BADVOLARCH);

free(mdoc->meta.vol);

mdoc->meta.vol = mandoc_strdup(nn->string);

} else

Line 2164 post_os(POST_ARGS)

Line 2261 post_os(POST_ARGS)

{

struct mdoc_node *n;

char buf[BUFSIZ];

int c;

#ifndef OSNAME

struct utsname utsname;

#endif

Line 2171 post_os(POST_ARGS)

Line 2269 post_os(POST_ARGS)

n = mdoc->last;

* Set the operating system by way of the `Os' macro. Note that

* Set the operating system by way of the `Os' macro.

* if an argument isn't provided and -DOSNAME="\"foo\"" is

* The order of precedence is:

* provided during compilation, this value will be used instead

* 1. the argument of the `Os' macro, unless empty

* of filling in "sysname release" from uname().

* 2. the -Ios=foo command line argument, if provided

* 3. -DOSNAME="\"foo\"", if provided during compilation

* 4. "sysname release" from uname(3)

if (mdoc->meta.os)

free(mdoc->meta.os);

if ( ! concat(mdoc, buf, n->child, BUFSIZ))

buf[0] = '\0';

if (-1 == (c = concat(buf, n->child, BUFSIZ))) {

mdoc_nmsg(mdoc, n->child, MANDOCERR_MEM);

return(0);

}

/* XXX: yes, these can all be dynamically-adjusted buffers, but

assert(c);

* it's really not worth the extra hackery.

if ('\0' == buf[0]) {

if (mdoc->defos) {

mdoc->meta.os = mandoc_strdup(mdoc->defos);

return(1);

}

#ifdef OSNAME

if (strlcat(buf, OSNAME, BUFSIZ) >= BUFSIZ) {

mdoc_nmsg(mdoc, n, MANDOCERR_MEM);

return(0);

}

#else /*!OSNAME */

if (uname(&utsname)) {

if (-1 == uname(&utsname)) {

mdoc_nmsg(mdoc, n, MANDOCERR_UNAME);

mdoc->meta.os = mandoc_strdup("UNKNOWN");

return(post_prol(mdoc));

Line 2248 post_std(POST_ARGS)

Line 2352 post_std(POST_ARGS)

return(1);

}

* Concatenate a node, stopping at the first non-text.

* Concatenation is separated by a single whitespace.

* Returns -1 on fatal (string overrun) error, 0 if child nodes were

* encountered, 1 otherwise.

static int

concat(struct mdoc *m, char *p, const struct mdoc_node *n, size_t sz)

concat(char *p, const struct mdoc_node *n, size_t sz)

{

p[0] = '\0';

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

if (MDOC_TEXT != n->type)

* Concatenate sibling nodes together. All siblings must be of

* type MDOC_TEXT or an assertion is raised. Concatenation is

* separated by a single whitespace. Returns 0 on fatal (string

* overrun) error.

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

assert(MDOC_TEXT == n->type);

if (strlcat(p, n->string, sz) >= sz) {

mdoc_nmsg(m, n, MANDOCERR_MEM);

return(0);

}

if ('\0' != p[0] && strlcat(p, " ", sz) >= sz)

return(-1);

if (NULL == n->next)

if (strlcat(p, n->string, sz) >= sz)

continue;

return(-1);

concat(p, n->child, sz);

if (strlcat(p, " ", sz) >= sz) {

mdoc_nmsg(m, n, MANDOCERR_MEM);

return(0);

}

return(1);

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