-/* $Id: mdoc.c,v 1.194 2011/07/27 12:43:02 kristaps Exp $ */
+/* $Id: mdoc.c,v 1.203 2012/11/17 00:26:33 schwarze Exp $ */
/*
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2010, 2012 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
static int mdoc_pmacro(struct mdoc *, int, char *, int);
const struct mdoc_node *
-mdoc_node(const struct mdoc *m)
+mdoc_node(const struct mdoc *mdoc)
{
- assert( ! (MDOC_HALT & m->flags));
- return(m->first);
+ assert( ! (MDOC_HALT & mdoc->flags));
+ return(mdoc->first);
}
const struct mdoc_meta *
-mdoc_meta(const struct mdoc *m)
+mdoc_meta(const struct mdoc *mdoc)
{
- assert( ! (MDOC_HALT & m->flags));
- return(&m->meta);
+ assert( ! (MDOC_HALT & mdoc->flags));
+ return(&mdoc->meta);
}
mdoc->last = mandoc_calloc(1, sizeof(struct mdoc_node));
mdoc->first = mdoc->last;
mdoc->last->type = MDOC_ROOT;
+ mdoc->last->tok = MDOC_MAX;
mdoc->next = MDOC_NEXT_CHILD;
}
* Allocate volatile and non-volatile parse resources.
*/
struct mdoc *
-mdoc_alloc(struct roff *roff, struct mparse *parse)
+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();
* through to macro_end() in macro.c.
*/
int
-mdoc_endparse(struct mdoc *m)
+mdoc_endparse(struct mdoc *mdoc)
{
- assert( ! (MDOC_HALT & m->flags));
- if (mdoc_macroend(m))
+ assert( ! (MDOC_HALT & mdoc->flags));
+ if (mdoc_macroend(mdoc))
return(1);
- m->flags |= MDOC_HALT;
+ mdoc->flags |= MDOC_HALT;
return(0);
}
int
-mdoc_addeqn(struct mdoc *m, const struct eqn *ep)
+mdoc_addeqn(struct mdoc *mdoc, const struct eqn *ep)
{
struct mdoc_node *n;
- assert( ! (MDOC_HALT & m->flags));
+ assert( ! (MDOC_HALT & mdoc->flags));
/* No text before an initial macro. */
- if (SEC_NONE == m->lastnamed) {
- mdoc_pmsg(m, ep->ln, ep->pos, MANDOCERR_NOTEXT);
+ if (SEC_NONE == mdoc->lastnamed) {
+ mdoc_pmsg(mdoc, ep->ln, ep->pos, MANDOCERR_NOTEXT);
return(1);
}
- n = node_alloc(m, ep->ln, ep->pos, MDOC_MAX, MDOC_EQN);
+ n = node_alloc(mdoc, ep->ln, ep->pos, MDOC_MAX, MDOC_EQN);
n->eqn = ep;
- if ( ! node_append(m, n))
+ if ( ! node_append(mdoc, n))
return(0);
- m->next = MDOC_NEXT_SIBLING;
+ mdoc->next = MDOC_NEXT_SIBLING;
return(1);
}
int
-mdoc_addspan(struct mdoc *m, const struct tbl_span *sp)
+mdoc_addspan(struct mdoc *mdoc, const struct tbl_span *sp)
{
struct mdoc_node *n;
- assert( ! (MDOC_HALT & m->flags));
+ assert( ! (MDOC_HALT & mdoc->flags));
/* No text before an initial macro. */
- if (SEC_NONE == m->lastnamed) {
- mdoc_pmsg(m, sp->line, 0, MANDOCERR_NOTEXT);
+ if (SEC_NONE == mdoc->lastnamed) {
+ mdoc_pmsg(mdoc, sp->line, 0, MANDOCERR_NOTEXT);
return(1);
}
- n = node_alloc(m, sp->line, 0, MDOC_MAX, MDOC_TBL);
+ n = node_alloc(mdoc, sp->line, 0, MDOC_MAX, MDOC_TBL);
n->span = sp;
- if ( ! node_append(m, n))
+ if ( ! node_append(mdoc, n))
return(0);
- m->next = MDOC_NEXT_SIBLING;
+ mdoc->next = MDOC_NEXT_SIBLING;
return(1);
}
* the macro (mdoc_pmacro()) or text parser (mdoc_ptext()).
*/
int
-mdoc_parseln(struct mdoc *m, int ln, char *buf, int offs)
+mdoc_parseln(struct mdoc *mdoc, int ln, char *buf, int offs)
{
- assert( ! (MDOC_HALT & m->flags));
+ assert( ! (MDOC_HALT & mdoc->flags));
- m->flags |= MDOC_NEWLINE;
+ mdoc->flags |= MDOC_NEWLINE;
/*
* Let the roff nS register switch SYNOPSIS mode early,
* 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;
+ if (roff_regisset(mdoc->roff, REG_nS)) {
+ if (roff_regget(mdoc->roff, REG_nS))
+ mdoc->flags |= MDOC_SYNOPSIS;
else
- m->flags &= ~MDOC_SYNOPSIS;
+ mdoc->flags &= ~MDOC_SYNOPSIS;
}
- return(mandoc_getcontrol(buf, &offs) ?
- mdoc_pmacro(m, ln, buf, offs) :
- mdoc_ptext(m, ln, buf, offs));
+ return(roff_getcontrol(mdoc->roff, buf, &offs) ?
+ mdoc_pmacro(mdoc, ln, buf, offs) :
+ mdoc_ptext(mdoc, ln, buf, offs));
}
int
/* 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);
+ 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 & 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;
+ ! (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)(m, tok, line, ppos, pos, buf));
+ return((*mdoc_macros[tok].fp)(mdoc, tok, line, ppos, pos, buf));
}
switch (p->type) {
case (MDOC_BODY):
+ if (ENDBODY_NOT != p->end)
+ break;
/* FALLTHROUGH */
case (MDOC_TAIL):
/* FALLTHROUGH */
static struct mdoc_node *
-node_alloc(struct mdoc *m, int line, int pos,
+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 = m->lastsec;
+ p->sec = mdoc->lastsec;
p->line = line;
p->pos = pos;
p->tok = tok;
/* Flag analysis. */
- if (MDOC_SYNOPSIS & m->flags)
+ if (MDOC_SYNOPSIS & mdoc->flags)
p->flags |= MDOC_SYNPRETTY;
else
p->flags &= ~MDOC_SYNPRETTY;
- if (MDOC_NEWLINE & m->flags)
+ if (MDOC_NEWLINE & mdoc->flags)
p->flags |= MDOC_LINE;
- m->flags &= ~MDOC_NEWLINE;
+ mdoc->flags &= ~MDOC_NEWLINE;
return(p);
}
int
-mdoc_tail_alloc(struct mdoc *m, int line, int pos, enum mdoct tok)
+mdoc_tail_alloc(struct mdoc *mdoc, 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))
+ p = node_alloc(mdoc, line, pos, tok, MDOC_TAIL);
+ if ( ! node_append(mdoc, p))
return(0);
- m->next = MDOC_NEXT_CHILD;
+ mdoc->next = MDOC_NEXT_CHILD;
return(1);
}
int
-mdoc_head_alloc(struct mdoc *m, int line, int pos, enum mdoct tok)
+mdoc_head_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok)
{
struct mdoc_node *p;
- assert(m->first);
- assert(m->last);
+ assert(mdoc->first);
+ assert(mdoc->last);
- p = node_alloc(m, line, pos, tok, MDOC_HEAD);
- if ( ! node_append(m, p))
+ p = node_alloc(mdoc, line, pos, tok, MDOC_HEAD);
+ if ( ! node_append(mdoc, p))
return(0);
- m->next = MDOC_NEXT_CHILD;
+ mdoc->next = MDOC_NEXT_CHILD;
return(1);
}
int
-mdoc_body_alloc(struct mdoc *m, int line, int pos, enum mdoct tok)
+mdoc_body_alloc(struct mdoc *mdoc, 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))
+ p = node_alloc(mdoc, line, pos, tok, MDOC_BODY);
+ if ( ! node_append(mdoc, p))
return(0);
- m->next = MDOC_NEXT_CHILD;
+ mdoc->next = MDOC_NEXT_CHILD;
return(1);
}
int
-mdoc_endbody_alloc(struct mdoc *m, int line, int pos, enum mdoct tok,
+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(m, line, pos, tok, MDOC_BODY);
+ p = node_alloc(mdoc, line, pos, tok, MDOC_BODY);
p->pending = body;
+ p->norm = body->norm;
p->end = end;
- if ( ! node_append(m, p))
+ if ( ! node_append(mdoc, p))
return(0);
- m->next = MDOC_NEXT_SIBLING;
+ mdoc->next = MDOC_NEXT_SIBLING;
return(1);
}
int
-mdoc_block_alloc(struct mdoc *m, int line, int pos,
+mdoc_block_alloc(struct mdoc *mdoc, 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 = node_alloc(mdoc, line, pos, tok, MDOC_BLOCK);
p->args = args;
if (p->args)
(args->refcnt)++;
break;
}
- if ( ! node_append(m, p))
+ if ( ! node_append(mdoc, p))
return(0);
- m->next = MDOC_NEXT_CHILD;
+ mdoc->next = MDOC_NEXT_CHILD;
return(1);
}
int
-mdoc_elem_alloc(struct mdoc *m, int line, int pos,
+mdoc_elem_alloc(struct mdoc *mdoc, 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 = node_alloc(mdoc, line, pos, tok, MDOC_ELEM);
p->args = args;
if (p->args)
(args->refcnt)++;
break;
}
- if ( ! node_append(m, p))
+ if ( ! node_append(mdoc, p))
return(0);
- m->next = MDOC_NEXT_CHILD;
+ mdoc->next = MDOC_NEXT_CHILD;
return(1);
}
int
-mdoc_word_alloc(struct mdoc *m, int line, int pos, const char *p)
+mdoc_word_alloc(struct mdoc *mdoc, int line, int pos, const char *p)
{
struct mdoc_node *n;
- n = node_alloc(m, line, pos, MDOC_MAX, MDOC_TEXT);
- n->string = mandoc_strdup(p);
+ n = node_alloc(mdoc, line, pos, MDOC_MAX, MDOC_TEXT);
+ n->string = roff_strdup(mdoc->roff, p);
- if ( ! node_append(m, n))
+ if ( ! node_append(mdoc, n))
return(0);
- m->next = MDOC_NEXT_SIBLING;
+ mdoc->next = MDOC_NEXT_SIBLING;
return(1);
}
static void
-mdoc_node_unlink(struct mdoc *m, struct mdoc_node *n)
+mdoc_node_unlink(struct mdoc *mdoc, struct mdoc_node *n)
{
/* Adjust siblings. */
/* Adjust parse point, if applicable. */
- if (m && m->last == n) {
+ if (mdoc && mdoc->last == n) {
if (n->prev) {
- m->last = n->prev;
- m->next = MDOC_NEXT_SIBLING;
+ mdoc->last = n->prev;
+ mdoc->next = MDOC_NEXT_SIBLING;
} else {
- m->last = n->parent;
- m->next = MDOC_NEXT_CHILD;
+ mdoc->last = n->parent;
+ mdoc->next = MDOC_NEXT_CHILD;
}
}
- if (m && m->first == n)
- m->first = NULL;
+ if (mdoc && mdoc->first == n)
+ mdoc->first = NULL;
}
void
-mdoc_node_delete(struct mdoc *m, struct mdoc_node *p)
+mdoc_node_delete(struct mdoc *mdoc, struct mdoc_node *p)
{
while (p->child) {
assert(p->nchild);
- mdoc_node_delete(m, p->child);
+ mdoc_node_delete(mdoc, p->child);
}
assert(0 == p->nchild);
- mdoc_node_unlink(m, p);
+ 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.
* 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)
+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(m->roff)))
+ if ('\0' != (delim = roff_eqndelim(mdoc->roff)))
if (NULL != (start = strchr(buf + offs, delim)))
*start++ = '\0';
/* Parse text as normal. */
- if ( ! mdoc_ptext(m, line, buf, offs))
+ if ( ! mdoc_ptext(mdoc, line, buf, offs))
return(0);
/* Continue only if an equation exists. */
}
/* Parse the equation itself. */
- roff_openeqn(m->roff, NULL, line, offs, buf);
+ roff_openeqn(mdoc->roff, NULL, line, offs, buf);
/* Process a finished equation? */
- if (roff_closeeqn(m->roff))
- if ( ! mdoc_addeqn(m, roff_eqn(m->roff)))
+ if (roff_closeeqn(mdoc->roff))
+ if ( ! mdoc_addeqn(mdoc, roff_eqn(mdoc->roff)))
return(0);
offs += (end - (buf + offs));
}
* control character.
*/
static int
-mdoc_ptext(struct mdoc *m, int line, char *buf, int offs)
+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 == m->lastnamed) {
- mdoc_pmsg(m, line, offs, MANDOCERR_NOTEXT);
+ if (SEC_NONE == mdoc->lastnamed) {
+ mdoc_pmsg(mdoc, line, offs, MANDOCERR_NOTEXT);
return(1);
}
- assert(m->last);
- n = m->last;
+ assert(mdoc->last);
+ n = mdoc->last;
/*
* Divert directly to list processing if we're encountering a
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));
+ mdoc->flags |= MDOC_FREECOL;
+ return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf));
}
if (MDOC_It == n->tok && MDOC_BLOCK == n->type &&
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));
+ mdoc->flags |= MDOC_FREECOL;
+ return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf));
}
/*
* Strip trailing tabs in literal context only;
* outside, they affect the next line.
*/
- if (MDOC_LITERAL & m->flags)
+ if (MDOC_LITERAL & mdoc->flags)
continue;
break;
case '\\':
*end = '\0';
if (ws)
- mdoc_pmsg(m, line, (int)(ws-buf), MANDOCERR_EOLNSPACE);
+ mdoc_pmsg(mdoc, line, (int)(ws-buf), MANDOCERR_EOLNSPACE);
- if ('\0' == buf[offs] && ! (MDOC_LITERAL & m->flags)) {
- mdoc_pmsg(m, line, (int)(c-buf), MANDOCERR_NOBLANKLN);
+ 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(m, line, offs, MDOC_sp, NULL))
+ if ( ! mdoc_elem_alloc(mdoc, line, offs, MDOC_sp, NULL))
return(0);
- m->next = MDOC_NEXT_SIBLING;
- return(1);
+ mdoc->next = MDOC_NEXT_SIBLING;
+
+ return(mdoc_valid_post(mdoc));
}
- if ( ! mdoc_word_alloc(m, line, offs, buf+offs))
+ if ( ! mdoc_word_alloc(mdoc, line, offs, buf+offs))
return(0);
- if (MDOC_LITERAL & m->flags)
+ if (MDOC_LITERAL & mdoc->flags)
return(1);
/*
assert(buf < end);
if (mandoc_eos(buf+offs, (size_t)(end-buf-offs), 0))
- m->last->flags |= MDOC_EOS;
+ mdoc->last->flags |= MDOC_EOS;
return(1);
}
* character.
*/
static int
-mdoc_pmacro(struct mdoc *m, int ln, char *buf, int offs)
+mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int offs)
{
enum mdoct tok;
int i, sv;
/* Empty post-control lines are ignored. */
if ('"' == buf[offs]) {
- mdoc_pmsg(m, ln, offs, MANDOCERR_BADCOMMENT);
+ mdoc_pmsg(mdoc, ln, offs, MANDOCERR_BADCOMMENT);
return(1);
} else if ('\0' == buf[offs])
return(1);
tok = (i > 1 || i < 4) ? mdoc_hash_find(mac) : MDOC_MAX;
if (MDOC_MAX == tok) {
- mandoc_vmsg(MANDOCERR_MACRO, m->parse,
+ mandoc_vmsg(MANDOCERR_MACRO, mdoc->parse,
ln, sv, "%s", buf + sv - 1);
return(1);
}
*/
if ('\0' == buf[offs] && ' ' == buf[offs - 1])
- mdoc_pmsg(m, ln, offs - 1, MANDOCERR_EOLNSPACE);
+ mdoc_pmsg(mdoc, 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))
+ if (NULL == mdoc->last || MDOC_It == tok || MDOC_El == tok) {
+ if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf))
goto err;
return(1);
}
- n = m->last;
- assert(m->last);
+ n = mdoc->last;
+ assert(mdoc->last);
/*
* If the first macro of a `Bl -column', open an `It' block
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))
+ mdoc->flags |= MDOC_FREECOL;
+ if ( ! mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf))
goto err;
return(1);
}
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))
+ 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(m, tok, ln, sv, &offs, buf))
+ if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf))
goto err;
return(1);
err: /* Error out. */
- m->flags |= MDOC_HALT;
+ mdoc->flags |= MDOC_HALT;
return(0);
}
if (0 == strcmp(p + 1, "."))
return(DELIM_CLOSE);
- if (0 == strcmp(p + 1, "*(Ba"))
+ if (0 == strcmp(p + 1, "fR|\\fP"))
return(DELIM_MIDDLE);
return(DELIM_NONE);
git.ckatri.com / mandoc.git / blobdiff