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 1.182 and 1.197

version 1.182, 2012/03/23 05:50:25

version 1.197, 2013/10/21 23:47:58

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 19

#include "config.h"

#endif

#ifndef OSNAME

#include <sys/utsname.h>

#endif

Line 97 static int post_bl_block_width(POST_ARGS);

static int post_bl_block_tag(POST_ARGS);

static int post_bl_head(POST_ARGS);

static int post_bx(POST_ARGS);

static int post_defaults(POST_ARGS);

static int post_dd(POST_ARGS);

static int post_dt(POST_ARGS);

static int post_defaults(POST_ARGS);

static int post_literal(POST_ARGS);

static int post_eoln(POST_ARGS);

static int post_hyph(POST_ARGS);

static int post_ignpar(POST_ARGS);

static int post_it(POST_ARGS);

static int post_lb(POST_ARGS);

static int post_literal(POST_ARGS);

static int post_nm(POST_ARGS);

static int post_ns(POST_ARGS);

static int post_os(POST_ARGS);

static int post_ignpar(POST_ARGS);

static int post_par(POST_ARGS);

static int post_prol(POST_ARGS);

static int post_root(POST_ARGS);

static int post_rs(POST_ARGS);

Line 141 static v_post posts_bx[] = { post_bx, NULL };

Line 143 static v_post posts_bx[] = { post_bx, NULL };

static v_post posts_bool[] = { ebool, NULL };

static v_post posts_eoln[] = { post_eoln, NULL };

static v_post posts_defaults[] = { post_defaults, NULL };

static v_post posts_d1[] = { bwarn_ge1, post_hyph, NULL };

static v_post posts_dd[] = { post_dd, post_prol, NULL };

static v_post posts_dl[] = { post_literal, bwarn_ge1, NULL };

static v_post posts_dt[] = { post_dt, post_prol, NULL };

static v_post posts_fo[] = { hwarn_eq1, bwarn_ge1, NULL };

static v_post posts_hyph[] = { post_hyph, NULL };

static v_post posts_hyphtext[] = { ewarn_ge1, post_hyph, NULL };

static v_post posts_it[] = { post_it, NULL };

static v_post posts_lb[] = { post_lb, NULL };

static v_post posts_nd[] = { berr_ge1, NULL };

static v_post posts_nd[] = { berr_ge1, post_hyph, NULL };

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, post_sh, NULL };

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

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

static v_post posts_text1[] = { ewarn_eq1, NULL };

static v_post posts_vt[] = { post_vt, NULL };

static v_post posts_wline[] = { bwarn_ge1, NULL };

static v_pre pres_an[] = { pre_an, NULL };

static v_pre pres_bd[] = { pre_display, pre_bd, pre_literal, pre_par, NULL };

static v_pre pres_bl[] = { pre_bl, pre_par, NULL };

Line 169 static v_pre pres_d1[] = { pre_display, NULL };

Line 174 static v_pre pres_d1[] = { pre_display, NULL };

static v_pre pres_dl[] = { pre_literal, pre_display, NULL };

static v_pre pres_dd[] = { pre_dd, NULL };

static v_pre pres_dt[] = { pre_dt, NULL };

static v_pre pres_er[] = { NULL, NULL };

static v_pre pres_fd[] = { NULL, NULL };

static v_pre pres_it[] = { pre_it, pre_par, NULL };

static v_pre pres_os[] = { pre_os, NULL };

static v_pre pres_pp[] = { pre_par, NULL };

Line 185 static const struct valids mdoc_valids[MDOC_MAX] = {

Line 188 static const struct valids mdoc_valids[MDOC_MAX] = {

{ 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_d1, posts_d1 }, /* D1 */

{ pres_dl, posts_dl }, /* Dl */

{ pres_bd, posts_bd }, /* Bd */

{ NULL, NULL }, /* Ed */

Line 199 static const struct valids mdoc_valids[MDOC_MAX] = {

Line 202 static const struct valids mdoc_valids[MDOC_MAX] = {

{ NULL, NULL }, /* Cd */

{ NULL, NULL }, /* Cm */

{ NULL, NULL }, /* Dv */

{ pres_er, NULL }, /* Er */

{ NULL, NULL }, /* Er */

{ NULL, NULL }, /* Ev */

{ pres_std, posts_std }, /* Ex */

{ NULL, NULL }, /* Fa */

{ pres_fd, posts_text }, /* Fd */

{ NULL, posts_text }, /* Fd */

{ NULL, NULL }, /* Fl */

{ NULL, NULL }, /* Fn */

{ NULL, NULL }, /* Ft */

Line 221 static const struct valids mdoc_valids[MDOC_MAX] = {

Line 224 static const struct valids mdoc_valids[MDOC_MAX] = {

{ NULL, posts_vt }, /* Vt */

{ NULL, posts_text }, /* Xr */

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

{ NULL, posts_text }, /* %B */ /* FIXME: can be used outside Rs/Re. */

{ NULL, posts_hyphtext }, /* %B */ /* FIXME: can be used outside Rs/Re. */

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

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

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

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

{ NULL, posts_hyphtext }, /* %N */

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

{ NULL, posts_hyphtext }, /* %O */

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

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

{ NULL, posts_hyphtext }, /* %R */

{ NULL, posts_text }, /* %T */ /* FIXME: can be used outside Rs/Re. */

{ NULL, posts_hyphtext }, /* %T */ /* FIXME: can be used outside Rs/Re. */

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

{ NULL, NULL }, /* Ac */

{ NULL, NULL }, /* Ao */

Line 269 static const struct valids mdoc_valids[MDOC_MAX] = {

Line 272 static const struct valids mdoc_valids[MDOC_MAX] = {

{ NULL, NULL }, /* So */

{ NULL, NULL }, /* Sq */

{ NULL, posts_bool }, /* Sm */

{ NULL, NULL }, /* Sx */

{ NULL, posts_hyph }, /* Sx */

{ NULL, NULL }, /* Sy */

{ NULL, NULL }, /* Tn */

{ NULL, NULL }, /* Ux */

Line 286 static const struct valids mdoc_valids[MDOC_MAX] = {

Line 289 static 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 297 static const struct valids mdoc_valids[MDOC_MAX] = {

Line 300 static 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 314 static const enum mdoct rsord[RSORD_MAX] = {

Line 317 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 414 mdoc_valid_post(struct mdoc *mdoc)

Line 417 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 445 check_count(struct mdoc *m, enum mdoc_type type,

Line 448 check_count(struct mdoc *m, enum mdoc_type type,

}

t = lvl == CHECK_WARN ? MANDOCERR_ARGCWARN : MANDOCERR_ARGCOUNT;

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

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

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

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

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

return(1);

}

Line 513 hwarn_le1(POST_ARGS)

Line 516 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 522 check_args(struct mdoc *m, struct mdoc_node *n)

Line 525 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)

{

char *cp;

if (MDOC_LITERAL & m->flags)

if (MDOC_LITERAL & mdoc->flags)

return;

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

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

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

}

static int

Line 733 pre_bl(PRE_ARGS)

Line 736 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 754 pre_bl(PRE_ARGS)

Line 757 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 874 pre_sh(PRE_ARGS)

Line 889 pre_sh(PRE_ARGS)

if (MDOC_BLOCK != n->type)

return(1);

roff_regunset(mdoc->roff, REG_nS);

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

}

Line 1111 post_nm(POST_ARGS)

Line 1124 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. */

buf[0] = '\0';

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

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

buf[0] = '\0';

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

} else

c = 0;

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;

}

assert(c);

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

return(1);

}

Line 1334 post_it(POST_ARGS)

Line 1352 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 1350 post_bl_block(POST_ARGS)

Line 1368 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 1544 post_bl_head(POST_ARGS)

Line 1591 post_bl_head(POST_ARGS)

static int

post_bl(POST_ARGS)

{

struct mdoc_node *n;

struct mdoc_node *nparent, *nprev; /* of the Bl block */

struct mdoc_node *nblock, *nbody; /* of the Bl */

struct mdoc_node *nchild, *nnext; /* of the Bl body */

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

nbody = mdoc->last;

return(post_bl_head(mdoc));

switch (nbody->type) {

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

case (MDOC_BLOCK):

return(post_bl_block(mdoc));

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

case (MDOC_HEAD):

return(post_bl_head(mdoc));

case (MDOC_BODY):

break;

default:

return(1);

}

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

nchild = nbody->child;

switch (n->tok) {

while (NULL != nchild) {

case (MDOC_Lp):

if (MDOC_It == nchild->tok || MDOC_Sm == nchild->tok) {

/* FALLTHROUGH */

nchild = nchild->next;

case (MDOC_Pp):

mdoc_nmsg(mdoc, n, MANDOCERR_CHILD);

/* FALLTHROUGH */

case (MDOC_It):

/* FALLTHROUGH */

case (MDOC_Sm):

continue;

default:

break;

}

mdoc_nmsg(mdoc, n, MANDOCERR_SYNTCHILD);

mdoc_nmsg(mdoc, nchild, MANDOCERR_CHILD);

return(0);

* Move the node out of the Bl block.

* First, collect all required node pointers.

nblock = nbody->parent;

nprev = nblock->prev;

nparent = nblock->parent;

nnext = nchild->next;

* Unlink this child.

assert(NULL == nchild->prev);

if (0 == --nbody->nchild) {

nbody->child = NULL;

nbody->last = NULL;

assert(NULL == nnext);

} else {

nbody->child = nnext;

nnext->prev = NULL;

}

* Relink this child.

nchild->parent = nparent;

nchild->prev = nprev;

nchild->next = nblock;

nblock->prev = nchild;

nparent->nchild++;

if (NULL == nprev)

nparent->child = nchild;

else

nprev->next = nchild;

nchild = nnext;

}

return(1);

Line 1588 ebool(struct mdoc *mdoc)

Line 1674 ebool(struct mdoc *mdoc)

assert(MDOC_TEXT == mdoc->last->child->type);

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

if (0 == strcmp(mdoc->last->child->string, "on")) {

if (MDOC_Sm == mdoc->last->tok)

mdoc->flags &= ~MDOC_SMOFF;

return(1);

if (0 == strcmp(mdoc->last->child->string, "off"))

}

if (0 == strcmp(mdoc->last->child->string, "off")) {

if (MDOC_Sm == mdoc->last->tok)

mdoc->flags |= MDOC_SMOFF;

return(1);

}

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

return(1);

Line 1771 post_rs(POST_ARGS)

Line 1863 post_rs(POST_ARGS)

return(1);

}

* For some arguments of some macros,

* convert all breakable hyphens into ASCII_HYPH.

static int

post_hyph(POST_ARGS)

{

struct mdoc_node *n, *nch;

char *cp;

n = mdoc->last;

switch (n->type) {

case (MDOC_HEAD):

if (MDOC_Sh == n->tok || MDOC_Ss == n->tok)

break;

return(1);

case (MDOC_BODY):

if (MDOC_D1 == n->tok || MDOC_Nd == n->tok)

break;

return(1);

case (MDOC_ELEM):

break;

default:

return(1);

}

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

if (MDOC_TEXT != nch->type)

continue;

cp = nch->string;

if (3 > strnlen(cp, 3))

continue;

while ('\0' != *(++cp))

if ('-' == *cp &&

isalpha((unsigned char)cp[-1]) &&

isalpha((unsigned char)cp[1]))

*cp = ASCII_HYPH;

}

return(1);

}

static int

post_ns(POST_ARGS)

{

Line 1857 post_sh_head(POST_ARGS)

Line 1990 post_sh_head(POST_ARGS)

/* The SYNOPSIS gets special attention in other areas. */

if (SEC_SYNOPSIS == sec)

if (SEC_SYNOPSIS == sec) {

roff_setreg(mdoc->roff, "nS", 1);

mdoc->flags |= MDOC_SYNOPSIS;

else

} else {

roff_setreg(mdoc->roff, "nS", 0);

mdoc->flags &= ~MDOC_SYNOPSIS;

}

/* Mark our last section. */

Line 1916 post_sh_head(POST_ARGS)

Line 2052 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 1962 pre_par(PRE_ARGS)

Line 2099 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 1977 pre_par(PRE_ARGS)

Line 2116 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 2129 post_dt(POST_ARGS)

Line 2294 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 2192 post_os(POST_ARGS)

Line 2357 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);

buf[0] = '\0';

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

Line 2209 post_os(POST_ARGS)

Line 2375 post_os(POST_ARGS)

assert(c);

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

* 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);

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