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5051 import mdocml-1.12.3
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
Approved by: TBD
*** 1,9 ****
! /* $Id: mdoc.c,v 1.196 2011/09/30 00:13:28 schwarze Exp $ */
/*
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
! * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
--- 1,9 ----
! /* $Id: mdoc.c,v 1.206 2013/12/24 19:11:46 schwarze Exp $ */
/*
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
! * Copyright (c) 2010, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
*** 102,125 ****
#endif
static int mdoc_ptext(struct mdoc *, int, char *, int);
static int mdoc_pmacro(struct mdoc *, int, char *, int);
const struct mdoc_node *
! mdoc_node(const struct mdoc *m)
{
! assert( ! (MDOC_HALT & m->flags));
! return(m->first);
}
const struct mdoc_meta *
! mdoc_meta(const struct mdoc *m)
{
! assert( ! (MDOC_HALT & m->flags));
! return(&m->meta);
}
/*
* Frees volatile resources (parse tree, meta-data, fields).
--- 102,125 ----
#endif
static int mdoc_ptext(struct mdoc *, int, char *, int);
static int mdoc_pmacro(struct mdoc *, int, char *, int);
const struct mdoc_node *
! mdoc_node(const struct mdoc *mdoc)
{
! assert( ! (MDOC_HALT & mdoc->flags));
! return(mdoc->first);
}
const struct mdoc_meta *
! mdoc_meta(const struct mdoc *mdoc)
{
! assert( ! (MDOC_HALT & mdoc->flags));
! return(&mdoc->meta);
}
/*
* Frees volatile resources (parse tree, meta-data, fields).
*** 195,211 ****
/*
* Allocate volatile and non-volatile parse resources.
*/
struct mdoc *
! mdoc_alloc(struct roff *roff, struct mparse *parse)
{
struct mdoc *p;
p = mandoc_calloc(1, sizeof(struct mdoc));
p->parse = parse;
p->roff = roff;
mdoc_hash_init();
mdoc_alloc1(p);
return(p);
--- 195,212 ----
/*
* Allocate volatile and non-volatile parse resources.
*/
struct mdoc *
! mdoc_alloc(struct roff *roff, struct mparse *parse, char *defos)
{
struct mdoc *p;
p = mandoc_calloc(1, sizeof(struct mdoc));
p->parse = parse;
+ p->defos = defos;
p->roff = roff;
mdoc_hash_init();
mdoc_alloc1(p);
return(p);
*** 215,311 ****
/*
* Climb back up the parse tree, validating open scopes. Mostly calls
* through to macro_end() in macro.c.
*/
int
! mdoc_endparse(struct mdoc *m)
{
! assert( ! (MDOC_HALT & m->flags));
! if (mdoc_macroend(m))
return(1);
! m->flags |= MDOC_HALT;
return(0);
}
int
! mdoc_addeqn(struct mdoc *m, const struct eqn *ep)
{
struct mdoc_node *n;
! assert( ! (MDOC_HALT & m->flags));
/* No text before an initial macro. */
! if (SEC_NONE == m->lastnamed) {
! mdoc_pmsg(m, ep->ln, ep->pos, MANDOCERR_NOTEXT);
return(1);
}
! n = node_alloc(m, ep->ln, ep->pos, MDOC_MAX, MDOC_EQN);
n->eqn = ep;
! if ( ! node_append(m, n))
return(0);
! m->next = MDOC_NEXT_SIBLING;
return(1);
}
int
! mdoc_addspan(struct mdoc *m, const struct tbl_span *sp)
{
struct mdoc_node *n;
! assert( ! (MDOC_HALT & m->flags));
/* No text before an initial macro. */
! if (SEC_NONE == m->lastnamed) {
! mdoc_pmsg(m, sp->line, 0, MANDOCERR_NOTEXT);
return(1);
}
! n = node_alloc(m, sp->line, 0, MDOC_MAX, MDOC_TBL);
n->span = sp;
! if ( ! node_append(m, n))
return(0);
! m->next = MDOC_NEXT_SIBLING;
return(1);
}
/*
* Main parse routine. Parses a single line -- really just hands off to
* the macro (mdoc_pmacro()) or text parser (mdoc_ptext()).
*/
int
! mdoc_parseln(struct mdoc *m, int ln, char *buf, int offs)
{
! assert( ! (MDOC_HALT & m->flags));
! m->flags |= MDOC_NEWLINE;
/*
* Let the roff nS register switch SYNOPSIS mode early,
* such that the parser knows at all times
* whether this mode is on or off.
* Note that this mode is also switched by the Sh macro.
*/
! if (roff_regisset(m->roff, REG_nS)) {
! if (roff_regget(m->roff, REG_nS))
! m->flags |= MDOC_SYNOPSIS;
else
! m->flags &= ~MDOC_SYNOPSIS;
! }
! return(mandoc_getcontrol(buf, &offs) ?
! mdoc_pmacro(m, ln, buf, offs) :
! mdoc_ptext(m, ln, buf, offs));
}
int
mdoc_macro(MACRO_PROT_ARGS)
{
--- 216,310 ----
/*
* Climb back up the parse tree, validating open scopes. Mostly calls
* through to macro_end() in macro.c.
*/
int
! mdoc_endparse(struct mdoc *mdoc)
{
! assert( ! (MDOC_HALT & mdoc->flags));
! if (mdoc_macroend(mdoc))
return(1);
! mdoc->flags |= MDOC_HALT;
return(0);
}
int
! mdoc_addeqn(struct mdoc *mdoc, const struct eqn *ep)
{
struct mdoc_node *n;
! assert( ! (MDOC_HALT & mdoc->flags));
/* No text before an initial macro. */
! if (SEC_NONE == mdoc->lastnamed) {
! mdoc_pmsg(mdoc, ep->ln, ep->pos, MANDOCERR_NOTEXT);
return(1);
}
! n = node_alloc(mdoc, ep->ln, ep->pos, MDOC_MAX, MDOC_EQN);
n->eqn = ep;
! if ( ! node_append(mdoc, n))
return(0);
! mdoc->next = MDOC_NEXT_SIBLING;
return(1);
}
int
! mdoc_addspan(struct mdoc *mdoc, const struct tbl_span *sp)
{
struct mdoc_node *n;
! assert( ! (MDOC_HALT & mdoc->flags));
/* No text before an initial macro. */
! if (SEC_NONE == mdoc->lastnamed) {
! mdoc_pmsg(mdoc, sp->line, 0, MANDOCERR_NOTEXT);
return(1);
}
! n = node_alloc(mdoc, sp->line, 0, MDOC_MAX, MDOC_TBL);
n->span = sp;
! if ( ! node_append(mdoc, n))
return(0);
! mdoc->next = MDOC_NEXT_SIBLING;
return(1);
}
/*
* Main parse routine. Parses a single line -- really just hands off to
* the macro (mdoc_pmacro()) or text parser (mdoc_ptext()).
*/
int
! mdoc_parseln(struct mdoc *mdoc, int ln, char *buf, int offs)
{
! assert( ! (MDOC_HALT & mdoc->flags));
! mdoc->flags |= MDOC_NEWLINE;
/*
* Let the roff nS register switch SYNOPSIS mode early,
* such that the parser knows at all times
* whether this mode is on or off.
* Note that this mode is also switched by the Sh macro.
*/
! if (roff_getreg(mdoc->roff, "nS"))
! mdoc->flags |= MDOC_SYNOPSIS;
else
! mdoc->flags &= ~MDOC_SYNOPSIS;
! return(roff_getcontrol(mdoc->roff, buf, &offs) ?
! mdoc_pmacro(mdoc, ln, buf, offs) :
! mdoc_ptext(mdoc, ln, buf, offs));
}
int
mdoc_macro(MACRO_PROT_ARGS)
{
*** 312,346 ****
assert(tok < MDOC_MAX);
/* If we're in the body, deny prologue calls. */
if (MDOC_PROLOGUE & mdoc_macros[tok].flags &&
! MDOC_PBODY & m->flags) {
! mdoc_pmsg(m, line, ppos, MANDOCERR_BADBODY);
return(1);
}
/* If we're in the prologue, deny "body" macros. */
if ( ! (MDOC_PROLOGUE & mdoc_macros[tok].flags) &&
! ! (MDOC_PBODY & m->flags)) {
! mdoc_pmsg(m, line, ppos, MANDOCERR_BADPROLOG);
! if (NULL == m->meta.msec)
! m->meta.msec = mandoc_strdup("1");
! if (NULL == m->meta.title)
! m->meta.title = mandoc_strdup("UNKNOWN");
! if (NULL == m->meta.vol)
! m->meta.vol = mandoc_strdup("LOCAL");
! if (NULL == m->meta.os)
! m->meta.os = mandoc_strdup("LOCAL");
! if (NULL == m->meta.date)
! m->meta.date = mandoc_normdate
! (m->parse, NULL, line, ppos);
! m->flags |= MDOC_PBODY;
}
! return((*mdoc_macros[tok].fp)(m, tok, line, ppos, pos, buf));
}
static int
node_append(struct mdoc *mdoc, struct mdoc_node *p)
--- 311,345 ----
assert(tok < MDOC_MAX);
/* If we're in the body, deny prologue calls. */
if (MDOC_PROLOGUE & mdoc_macros[tok].flags &&
! MDOC_PBODY & mdoc->flags) {
! mdoc_pmsg(mdoc, line, ppos, MANDOCERR_BADBODY);
return(1);
}
/* If we're in the prologue, deny "body" macros. */
if ( ! (MDOC_PROLOGUE & mdoc_macros[tok].flags) &&
! ! (MDOC_PBODY & mdoc->flags)) {
! mdoc_pmsg(mdoc, line, ppos, MANDOCERR_BADPROLOG);
! if (NULL == mdoc->meta.msec)
! mdoc->meta.msec = mandoc_strdup("1");
! if (NULL == mdoc->meta.title)
! mdoc->meta.title = mandoc_strdup("UNKNOWN");
! if (NULL == mdoc->meta.vol)
! mdoc->meta.vol = mandoc_strdup("LOCAL");
! if (NULL == mdoc->meta.os)
! mdoc->meta.os = mandoc_strdup("LOCAL");
! if (NULL == mdoc->meta.date)
! mdoc->meta.date = mandoc_normdate
! (mdoc->parse, NULL, line, ppos);
! mdoc->flags |= MDOC_PBODY;
}
! return((*mdoc_macros[tok].fp)(mdoc, tok, line, ppos, pos, buf));
}
static int
node_append(struct mdoc *mdoc, struct mdoc_node *p)
*** 372,381 ****
--- 371,382 ----
* everybody has one, but copying a null pointer is fine.
*/
switch (p->type) {
case (MDOC_BODY):
+ if (ENDBODY_NOT != p->end)
+ break;
/* FALLTHROUGH */
case (MDOC_TAIL):
/* FALLTHROUGH */
case (MDOC_HEAD):
p->norm = p->parent->norm;
*** 422,522 ****
return(1);
}
static struct mdoc_node *
! node_alloc(struct mdoc *m, int line, int pos,
enum mdoct tok, enum mdoc_type type)
{
struct mdoc_node *p;
p = mandoc_calloc(1, sizeof(struct mdoc_node));
! p->sec = m->lastsec;
p->line = line;
p->pos = pos;
p->tok = tok;
p->type = type;
/* Flag analysis. */
! if (MDOC_SYNOPSIS & m->flags)
p->flags |= MDOC_SYNPRETTY;
else
p->flags &= ~MDOC_SYNPRETTY;
! if (MDOC_NEWLINE & m->flags)
p->flags |= MDOC_LINE;
! m->flags &= ~MDOC_NEWLINE;
return(p);
}
int
! mdoc_tail_alloc(struct mdoc *m, int line, int pos, enum mdoct tok)
{
struct mdoc_node *p;
! p = node_alloc(m, line, pos, tok, MDOC_TAIL);
! if ( ! node_append(m, p))
return(0);
! m->next = MDOC_NEXT_CHILD;
return(1);
}
int
! mdoc_head_alloc(struct mdoc *m, int line, int pos, enum mdoct tok)
{
struct mdoc_node *p;
! assert(m->first);
! assert(m->last);
! p = node_alloc(m, line, pos, tok, MDOC_HEAD);
! if ( ! node_append(m, p))
return(0);
! m->next = MDOC_NEXT_CHILD;
return(1);
}
int
! mdoc_body_alloc(struct mdoc *m, int line, int pos, enum mdoct tok)
{
struct mdoc_node *p;
! p = node_alloc(m, line, pos, tok, MDOC_BODY);
! if ( ! node_append(m, p))
return(0);
! m->next = MDOC_NEXT_CHILD;
return(1);
}
int
! mdoc_endbody_alloc(struct mdoc *m, int line, int pos, enum mdoct tok,
struct mdoc_node *body, enum mdoc_endbody end)
{
struct mdoc_node *p;
! p = node_alloc(m, line, pos, tok, MDOC_BODY);
p->pending = body;
p->end = end;
! if ( ! node_append(m, p))
return(0);
! m->next = MDOC_NEXT_SIBLING;
return(1);
}
int
! mdoc_block_alloc(struct mdoc *m, int line, int pos,
enum mdoct tok, struct mdoc_arg *args)
{
struct mdoc_node *p;
! p = node_alloc(m, line, pos, tok, MDOC_BLOCK);
p->args = args;
if (p->args)
(args->refcnt)++;
switch (tok) {
--- 423,525 ----
return(1);
}
static struct mdoc_node *
! node_alloc(struct mdoc *mdoc, int line, int pos,
enum mdoct tok, enum mdoc_type type)
{
struct mdoc_node *p;
p = mandoc_calloc(1, sizeof(struct mdoc_node));
! p->sec = mdoc->lastsec;
p->line = line;
p->pos = pos;
+ p->lastline = line;
p->tok = tok;
p->type = type;
/* Flag analysis. */
! if (MDOC_SYNOPSIS & mdoc->flags)
p->flags |= MDOC_SYNPRETTY;
else
p->flags &= ~MDOC_SYNPRETTY;
! if (MDOC_NEWLINE & mdoc->flags)
p->flags |= MDOC_LINE;
! mdoc->flags &= ~MDOC_NEWLINE;
return(p);
}
int
! mdoc_tail_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok)
{
struct mdoc_node *p;
! p = node_alloc(mdoc, line, pos, tok, MDOC_TAIL);
! if ( ! node_append(mdoc, p))
return(0);
! mdoc->next = MDOC_NEXT_CHILD;
return(1);
}
int
! mdoc_head_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok)
{
struct mdoc_node *p;
! assert(mdoc->first);
! assert(mdoc->last);
! p = node_alloc(mdoc, line, pos, tok, MDOC_HEAD);
! if ( ! node_append(mdoc, p))
return(0);
! mdoc->next = MDOC_NEXT_CHILD;
return(1);
}
int
! mdoc_body_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok)
{
struct mdoc_node *p;
! p = node_alloc(mdoc, line, pos, tok, MDOC_BODY);
! if ( ! node_append(mdoc, p))
return(0);
! mdoc->next = MDOC_NEXT_CHILD;
return(1);
}
int
! mdoc_endbody_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok,
struct mdoc_node *body, enum mdoc_endbody end)
{
struct mdoc_node *p;
! p = node_alloc(mdoc, line, pos, tok, MDOC_BODY);
p->pending = body;
+ p->norm = body->norm;
p->end = end;
! if ( ! node_append(mdoc, p))
return(0);
! mdoc->next = MDOC_NEXT_SIBLING;
return(1);
}
int
! mdoc_block_alloc(struct mdoc *mdoc, int line, int pos,
enum mdoct tok, struct mdoc_arg *args)
{
struct mdoc_node *p;
! p = node_alloc(mdoc, line, pos, tok, MDOC_BLOCK);
p->args = args;
if (p->args)
(args->refcnt)++;
switch (tok) {
*** 531,554 ****
break;
default:
break;
}
! if ( ! node_append(m, p))
return(0);
! m->next = MDOC_NEXT_CHILD;
return(1);
}
int
! mdoc_elem_alloc(struct mdoc *m, int line, int pos,
enum mdoct tok, struct mdoc_arg *args)
{
struct mdoc_node *p;
! p = node_alloc(m, line, pos, tok, MDOC_ELEM);
p->args = args;
if (p->args)
(args->refcnt)++;
switch (tok) {
--- 534,557 ----
break;
default:
break;
}
! if ( ! node_append(mdoc, p))
return(0);
! mdoc->next = MDOC_NEXT_CHILD;
return(1);
}
int
! mdoc_elem_alloc(struct mdoc *mdoc, int line, int pos,
enum mdoct tok, struct mdoc_arg *args)
{
struct mdoc_node *p;
! p = node_alloc(mdoc, line, pos, tok, MDOC_ELEM);
p->args = args;
if (p->args)
(args->refcnt)++;
switch (tok) {
*** 557,588 ****
break;
default:
break;
}
! if ( ! node_append(m, p))
return(0);
! m->next = MDOC_NEXT_CHILD;
return(1);
}
int
! mdoc_word_alloc(struct mdoc *m, int line, int pos, const char *p)
{
struct mdoc_node *n;
! n = node_alloc(m, line, pos, MDOC_MAX, MDOC_TEXT);
! n->string = roff_strdup(m->roff, p);
! if ( ! node_append(m, n))
return(0);
! m->next = MDOC_NEXT_SIBLING;
return(1);
}
static void
mdoc_node_free(struct mdoc_node *p)
{
if (MDOC_BLOCK == p->type || MDOC_ELEM == p->type)
--- 560,608 ----
break;
default:
break;
}
! if ( ! node_append(mdoc, p))
return(0);
! mdoc->next = MDOC_NEXT_CHILD;
return(1);
}
int
! mdoc_word_alloc(struct mdoc *mdoc, int line, int pos, const char *p)
{
struct mdoc_node *n;
! n = node_alloc(mdoc, line, pos, MDOC_MAX, MDOC_TEXT);
! n->string = roff_strdup(mdoc->roff, p);
! if ( ! node_append(mdoc, n))
return(0);
! mdoc->next = MDOC_NEXT_SIBLING;
return(1);
}
+ void
+ mdoc_word_append(struct mdoc *mdoc, const char *p)
+ {
+ struct mdoc_node *n;
+ char *addstr, *newstr;
+ n = mdoc->last;
+ addstr = roff_strdup(mdoc->roff, p);
+ if (-1 == asprintf(&newstr, "%s %s", n->string, addstr)) {
+ perror(NULL);
+ exit((int)MANDOCLEVEL_SYSERR);
+ }
+ free(addstr);
+ free(n->string);
+ n->string = newstr;
+ mdoc->next = MDOC_NEXT_SIBLING;
+ }
+
static void
mdoc_node_free(struct mdoc_node *p)
{
if (MDOC_BLOCK == p->type || MDOC_ELEM == p->type)
*** 594,604 ****
free(p);
}
static void
! mdoc_node_unlink(struct mdoc *m, struct mdoc_node *n)
{
/* Adjust siblings. */
if (n->prev)
--- 614,624 ----
free(p);
}
static void
! mdoc_node_unlink(struct mdoc *mdoc, struct mdoc_node *n)
{
/* Adjust siblings. */
if (n->prev)
*** 616,654 ****
n->parent->last = n->prev ? n->prev : NULL;
}
/* Adjust parse point, if applicable. */
! if (m && m->last == n) {
if (n->prev) {
! m->last = n->prev;
! m->next = MDOC_NEXT_SIBLING;
} else {
! m->last = n->parent;
! m->next = MDOC_NEXT_CHILD;
}
}
! if (m && m->first == n)
! m->first = NULL;
}
void
! mdoc_node_delete(struct mdoc *m, struct mdoc_node *p)
{
while (p->child) {
assert(p->nchild);
! mdoc_node_delete(m, p->child);
}
assert(0 == p->nchild);
! mdoc_node_unlink(m, p);
mdoc_node_free(p);
}
#if 0
/*
* Pre-treat a text line.
* Text lines can consist of equations, which must be handled apart from
* the regular text.
--- 636,682 ----
n->parent->last = n->prev ? n->prev : NULL;
}
/* Adjust parse point, if applicable. */
! if (mdoc && mdoc->last == n) {
if (n->prev) {
! mdoc->last = n->prev;
! mdoc->next = MDOC_NEXT_SIBLING;
} else {
! mdoc->last = n->parent;
! mdoc->next = MDOC_NEXT_CHILD;
}
}
! if (mdoc && mdoc->first == n)
! mdoc->first = NULL;
}
void
! mdoc_node_delete(struct mdoc *mdoc, struct mdoc_node *p)
{
while (p->child) {
assert(p->nchild);
! mdoc_node_delete(mdoc, p->child);
}
assert(0 == p->nchild);
! mdoc_node_unlink(mdoc, p);
mdoc_node_free(p);
}
+ int
+ mdoc_node_relink(struct mdoc *mdoc, struct mdoc_node *p)
+ {
+
+ mdoc_node_unlink(mdoc, p);
+ return(node_append(mdoc, p));
+ }
+
#if 0
/*
* Pre-treat a text line.
* Text lines can consist of equations, which must be handled apart from
* the regular text.
*** 656,679 ****
* equations embedded in it.
* This must handle multiple equations AND equations that do not end at
* the end-of-line, i.e., will re-enter in the next roff parse.
*/
static int
! mdoc_preptext(struct mdoc *m, int line, char *buf, int offs)
{
char *start, *end;
char delim;
while ('\0' != buf[offs]) {
/* Mark starting position if eqn is set. */
start = NULL;
! if ('\0' != (delim = roff_eqndelim(m->roff)))
if (NULL != (start = strchr(buf + offs, delim)))
*start++ = '\0';
/* Parse text as normal. */
! if ( ! mdoc_ptext(m, line, buf, offs))
return(0);
/* Continue only if an equation exists. */
if (NULL == start)
break;
--- 684,707 ----
* equations embedded in it.
* This must handle multiple equations AND equations that do not end at
* the end-of-line, i.e., will re-enter in the next roff parse.
*/
static int
! mdoc_preptext(struct mdoc *mdoc, int line, char *buf, int offs)
{
char *start, *end;
char delim;
while ('\0' != buf[offs]) {
/* Mark starting position if eqn is set. */
start = NULL;
! if ('\0' != (delim = roff_eqndelim(mdoc->roff)))
if (NULL != (start = strchr(buf + offs, delim)))
*start++ = '\0';
/* Parse text as normal. */
! if ( ! mdoc_ptext(mdoc, line, buf, offs))
return(0);
/* Continue only if an equation exists. */
if (NULL == start)
break;
*** 686,700 ****
while (' ' == *end)
end++;
}
/* Parse the equation itself. */
! roff_openeqn(m->roff, NULL, line, offs, buf);
/* Process a finished equation? */
! if (roff_closeeqn(m->roff))
! if ( ! mdoc_addeqn(m, roff_eqn(m->roff)))
return(0);
offs += (end - (buf + offs));
}
return(1);
--- 714,728 ----
while (' ' == *end)
end++;
}
/* Parse the equation itself. */
! roff_openeqn(mdoc->roff, NULL, line, offs, buf);
/* Process a finished equation? */
! if (roff_closeeqn(mdoc->roff))
! if ( ! mdoc_addeqn(mdoc, roff_eqn(mdoc->roff)))
return(0);
offs += (end - (buf + offs));
}
return(1);
*** 704,727 ****
/*
* Parse free-form text, that is, a line that does not begin with the
* control character.
*/
static int
! mdoc_ptext(struct mdoc *m, int line, char *buf, int offs)
{
char *c, *ws, *end;
struct mdoc_node *n;
/* No text before an initial macro. */
! if (SEC_NONE == m->lastnamed) {
! mdoc_pmsg(m, line, offs, MANDOCERR_NOTEXT);
return(1);
}
! assert(m->last);
! n = m->last;
/*
* Divert directly to list processing if we're encountering a
* columnar MDOC_BLOCK with or without a prior MDOC_BLOCK entry
* (a MDOC_BODY means it's already open, in which case we should
--- 732,755 ----
/*
* Parse free-form text, that is, a line that does not begin with the
* control character.
*/
static int
! mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int offs)
{
char *c, *ws, *end;
struct mdoc_node *n;
/* No text before an initial macro. */
! if (SEC_NONE == mdoc->lastnamed) {
! mdoc_pmsg(mdoc, line, offs, MANDOCERR_NOTEXT);
return(1);
}
! assert(mdoc->last);
! n = mdoc->last;
/*
* Divert directly to list processing if we're encountering a
* columnar MDOC_BLOCK with or without a prior MDOC_BLOCK entry
* (a MDOC_BODY means it's already open, in which case we should
*** 729,749 ****
*/
if (MDOC_Bl == n->tok && MDOC_BODY == n->type &&
LIST_column == n->norm->Bl.type) {
/* `Bl' is open without any children. */
! m->flags |= MDOC_FREECOL;
! return(mdoc_macro(m, MDOC_It, line, offs, &offs, buf));
}
if (MDOC_It == n->tok && MDOC_BLOCK == n->type &&
NULL != n->parent &&
MDOC_Bl == n->parent->tok &&
LIST_column == n->parent->norm->Bl.type) {
/* `Bl' has block-level `It' children. */
! m->flags |= MDOC_FREECOL;
! return(mdoc_macro(m, MDOC_It, line, offs, &offs, buf));
}
/*
* Search for the beginning of unescaped trailing whitespace (ws)
* and for the first character not to be output (end).
--- 757,777 ----
*/
if (MDOC_Bl == n->tok && MDOC_BODY == n->type &&
LIST_column == n->norm->Bl.type) {
/* `Bl' is open without any children. */
! mdoc->flags |= MDOC_FREECOL;
! return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf));
}
if (MDOC_It == n->tok && MDOC_BLOCK == n->type &&
NULL != n->parent &&
MDOC_Bl == n->parent->tok &&
LIST_column == n->parent->norm->Bl.type) {
/* `Bl' has block-level `It' children. */
! mdoc->flags |= MDOC_FREECOL;
! return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf));
}
/*
* Search for the beginning of unescaped trailing whitespace (ws)
* and for the first character not to be output (end).
*** 767,777 ****
ws = c;
/*
* Strip trailing tabs in literal context only;
* outside, they affect the next line.
*/
! if (MDOC_LITERAL & m->flags)
continue;
break;
case '\\':
/* Skip the escaped character, too, if any. */
if (c[1])
--- 795,805 ----
ws = c;
/*
* Strip trailing tabs in literal context only;
* outside, they affect the next line.
*/
! if (MDOC_LITERAL & mdoc->flags)
continue;
break;
case '\\':
/* Skip the escaped character, too, if any. */
if (c[1])
*** 784,814 ****
end = c + 1;
}
*end = '\0';
if (ws)
! mdoc_pmsg(m, line, (int)(ws-buf), MANDOCERR_EOLNSPACE);
! if ('\0' == buf[offs] && ! (MDOC_LITERAL & m->flags)) {
! mdoc_pmsg(m, line, (int)(c-buf), MANDOCERR_NOBLANKLN);
/*
* Insert a `sp' in the case of a blank line. Technically,
* blank lines aren't allowed, but enough manuals assume this
* behaviour that we want to work around it.
*/
! if ( ! mdoc_elem_alloc(m, line, offs, MDOC_sp, NULL))
return(0);
! m->next = MDOC_NEXT_SIBLING;
! return(1);
}
! if ( ! mdoc_word_alloc(m, line, offs, buf+offs))
return(0);
! if (MDOC_LITERAL & m->flags)
return(1);
/*
* End-of-sentence check. If the last character is an unescaped
* EOS character, then flag the node as being the end of a
--- 812,843 ----
end = c + 1;
}
*end = '\0';
if (ws)
! mdoc_pmsg(mdoc, line, (int)(ws-buf), MANDOCERR_EOLNSPACE);
! if ('\0' == buf[offs] && ! (MDOC_LITERAL & mdoc->flags)) {
! mdoc_pmsg(mdoc, line, (int)(c-buf), MANDOCERR_NOBLANKLN);
/*
* Insert a `sp' in the case of a blank line. Technically,
* blank lines aren't allowed, but enough manuals assume this
* behaviour that we want to work around it.
*/
! if ( ! mdoc_elem_alloc(mdoc, line, offs, MDOC_sp, NULL))
return(0);
! mdoc->next = MDOC_NEXT_SIBLING;
!
! return(mdoc_valid_post(mdoc));
}
! if ( ! mdoc_word_alloc(mdoc, line, offs, buf+offs))
return(0);
! if (MDOC_LITERAL & mdoc->flags)
return(1);
/*
* End-of-sentence check. If the last character is an unescaped
* EOS character, then flag the node as being the end of a
*** 816,826 ****
*/
assert(buf < end);
if (mandoc_eos(buf+offs, (size_t)(end-buf-offs), 0))
! m->last->flags |= MDOC_EOS;
return(1);
}
--- 845,855 ----
*/
assert(buf < end);
if (mandoc_eos(buf+offs, (size_t)(end-buf-offs), 0))
! mdoc->last->flags |= MDOC_EOS;
return(1);
}
*** 827,847 ****
/*
* Parse a macro line, that is, a line beginning with the control
* character.
*/
static int
! mdoc_pmacro(struct mdoc *m, int ln, char *buf, int offs)
{
enum mdoct tok;
int i, sv;
char mac[5];
struct mdoc_node *n;
/* Empty post-control lines are ignored. */
if ('"' == buf[offs]) {
! mdoc_pmsg(m, ln, offs, MANDOCERR_BADCOMMENT);
return(1);
} else if ('\0' == buf[offs])
return(1);
sv = offs;
--- 856,876 ----
/*
* Parse a macro line, that is, a line beginning with the control
* character.
*/
static int
! mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int offs)
{
enum mdoct tok;
int i, sv;
char mac[5];
struct mdoc_node *n;
/* Empty post-control lines are ignored. */
if ('"' == buf[offs]) {
! mdoc_pmsg(mdoc, ln, offs, MANDOCERR_BADCOMMENT);
return(1);
} else if ('\0' == buf[offs])
return(1);
sv = offs;
*** 859,869 ****
mac[i] = '\0';
tok = (i > 1 || i < 4) ? mdoc_hash_find(mac) : MDOC_MAX;
if (MDOC_MAX == tok) {
! mandoc_vmsg(MANDOCERR_MACRO, m->parse,
ln, sv, "%s", buf + sv - 1);
return(1);
}
/* Disregard the first trailing tab, if applicable. */
--- 888,898 ----
mac[i] = '\0';
tok = (i > 1 || i < 4) ? mdoc_hash_find(mac) : MDOC_MAX;
if (MDOC_MAX == tok) {
! mandoc_vmsg(MANDOCERR_MACRO, mdoc->parse,
ln, sv, "%s", buf + sv - 1);
return(1);
}
/* Disregard the first trailing tab, if applicable. */
*** 880,914 ****
* Trailing whitespace. Note that tabs are allowed to be passed
* into the parser as "text", so we only warn about spaces here.
*/
if ('\0' == buf[offs] && ' ' == buf[offs - 1])
! mdoc_pmsg(m, ln, offs - 1, MANDOCERR_EOLNSPACE);
/*
* If an initial macro or a list invocation, divert directly
* into macro processing.
*/
! if (NULL == m->last || MDOC_It == tok || MDOC_El == tok) {
! if ( ! mdoc_macro(m, tok, ln, sv, &offs, buf))
goto err;
return(1);
}
! n = m->last;
! assert(m->last);
/*
* If the first macro of a `Bl -column', open an `It' block
* context around the parsed macro.
*/
if (MDOC_Bl == n->tok && MDOC_BODY == n->type &&
LIST_column == n->norm->Bl.type) {
! m->flags |= MDOC_FREECOL;
! if ( ! mdoc_macro(m, MDOC_It, ln, sv, &sv, buf))
goto err;
return(1);
}
/*
--- 909,943 ----
* Trailing whitespace. Note that tabs are allowed to be passed
* into the parser as "text", so we only warn about spaces here.
*/
if ('\0' == buf[offs] && ' ' == buf[offs - 1])
! mdoc_pmsg(mdoc, ln, offs - 1, MANDOCERR_EOLNSPACE);
/*
* If an initial macro or a list invocation, divert directly
* into macro processing.
*/
! if (NULL == mdoc->last || MDOC_It == tok || MDOC_El == tok) {
! if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf))
goto err;
return(1);
}
! n = mdoc->last;
! assert(mdoc->last);
/*
* If the first macro of a `Bl -column', open an `It' block
* context around the parsed macro.
*/
if (MDOC_Bl == n->tok && MDOC_BODY == n->type &&
LIST_column == n->norm->Bl.type) {
! mdoc->flags |= MDOC_FREECOL;
! if ( ! mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf))
goto err;
return(1);
}
/*
*** 919,944 ****
if (MDOC_It == n->tok && MDOC_BLOCK == n->type &&
NULL != n->parent &&
MDOC_Bl == n->parent->tok &&
LIST_column == n->parent->norm->Bl.type) {
! m->flags |= MDOC_FREECOL;
! if ( ! mdoc_macro(m, MDOC_It, ln, sv, &sv, buf))
goto err;
return(1);
}
/* Normal processing of a macro. */
! if ( ! mdoc_macro(m, tok, ln, sv, &offs, buf))
goto err;
return(1);
err: /* Error out. */
! m->flags |= MDOC_HALT;
return(0);
}
enum mdelim
mdoc_isdelim(const char *p)
--- 948,973 ----
if (MDOC_It == n->tok && MDOC_BLOCK == n->type &&
NULL != n->parent &&
MDOC_Bl == n->parent->tok &&
LIST_column == n->parent->norm->Bl.type) {
! mdoc->flags |= MDOC_FREECOL;
! if ( ! mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf))
goto err;
return(1);
}
/* Normal processing of a macro. */
! if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf))
goto err;
return(1);
err: /* Error out. */
! mdoc->flags |= MDOC_HALT;
return(0);
}
enum mdelim
mdoc_isdelim(const char *p)
*** 978,987 ****
if ('\\' != p[0])
return(DELIM_NONE);
if (0 == strcmp(p + 1, "."))
return(DELIM_CLOSE);
! if (0 == strcmp(p + 1, "*(Ba"))
return(DELIM_MIDDLE);
return(DELIM_NONE);
}
--- 1007,1016 ----
if ('\\' != p[0])
return(DELIM_NONE);
if (0 == strcmp(p + 1, "."))
return(DELIM_CLOSE);
! if (0 == strcmp(p + 1, "fR|\\fP"))
return(DELIM_MIDDLE);
return(DELIM_NONE);
}