===================================================================
RCS file: /cvs/mandoc/man.c,v
retrieving revision 1.157
retrieving revision 1.162
diff -u -p -r1.157 -r1.162
--- mandoc/man.c	2015/04/18 17:53:21	1.157
+++ mandoc/man.c	2015/04/23 15:35:59	1.162
@@ -1,4 +1,4 @@
-/*	$Id: man.c,v 1.157 2015/04/18 17:53:21 schwarze Exp $ */
+/*	$Id: man.c,v 1.162 2015/04/23 15:35:59 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2013, 2014, 2015 Ingo Schwarze <schwarze@openbsd.org>
@@ -32,6 +32,7 @@
 #include "roff.h"
 #include "man.h"
 #include "libmandoc.h"
+#include "roff_int.h"
 #include "libman.h"
 
 const	char *const __man_macronames[MAN_MAX] = {
@@ -49,26 +50,11 @@ const	char *const __man_macronames[MAN_MAX] = {
 
 const	char * const *man_macronames = __man_macronames;
 
-static	void		 man_breakscope(struct roff_man *, int);
 static	void		 man_descope(struct roff_man *, int, int);
-static	struct roff_node *man_node_alloc(struct roff_man *, int, int,
-				enum roff_type, int);
-static	void		 man_node_append(struct roff_man *,
-				struct roff_node *);
-static	void		 man_node_free(struct roff_node *);
-static	void		 man_node_unlink(struct roff_man *,
-				struct roff_node *);
 static	int		 man_ptext(struct roff_man *, int, char *, int);
 static	int		 man_pmacro(struct roff_man *, int, char *, int);
 
 
-void
-man_endparse(struct roff_man *man)
-{
-
-	man_macroend(man);
-}
-
 int
 man_parseln(struct roff_man *man, int ln, char *buf, int offs)
 {
@@ -82,196 +68,6 @@ man_parseln(struct roff_man *man, int ln, char *buf, i
 }
 
 static void
-man_node_append(struct roff_man *man, struct roff_node *p)
-{
-
-	assert(man->last);
-	assert(man->first);
-	assert(p->type != ROFFT_ROOT);
-
-	switch (man->next) {
-	case ROFF_NEXT_SIBLING:
-		man->last->next = p;
-		p->prev = man->last;
-		p->parent = man->last->parent;
-		break;
-	case ROFF_NEXT_CHILD:
-		man->last->child = p;
-		p->parent = man->last;
-		break;
-	default:
-		abort();
-		/* NOTREACHED */
-	}
-
-	assert(p->parent);
-	p->parent->nchild++;
-
-	switch (p->type) {
-	case ROFFT_BLOCK:
-		if (p->tok == MAN_SH || p->tok == MAN_SS)
-			man->flags &= ~MAN_LITERAL;
-		break;
-	case ROFFT_HEAD:
-		assert(p->parent->type == ROFFT_BLOCK);
-		p->parent->head = p;
-		break;
-	case ROFFT_BODY:
-		assert(p->parent->type == ROFFT_BLOCK);
-		p->parent->body = p;
-		break;
-	default:
-		break;
-	}
-
-	man->last = p;
-
-	switch (p->type) {
-	case ROFFT_TBL:
-		/* FALLTHROUGH */
-	case ROFFT_TEXT:
-		man_valid_post(man);
-		break;
-	default:
-		break;
-	}
-}
-
-static struct roff_node *
-man_node_alloc(struct roff_man *man, int line, int pos,
-		enum roff_type type, int tok)
-{
-	struct roff_node *p;
-
-	p = mandoc_calloc(1, sizeof(*p));
-	p->line = line;
-	p->pos = pos;
-	p->type = type;
-	p->tok = tok;
-
-	if (man->flags & MAN_NEWLINE)
-		p->flags |= MAN_LINE;
-	man->flags &= ~MAN_NEWLINE;
-	return(p);
-}
-
-void
-man_elem_alloc(struct roff_man *man, int line, int pos, int tok)
-{
-	struct roff_node *p;
-
-	p = man_node_alloc(man, line, pos, ROFFT_ELEM, tok);
-	man_node_append(man, p);
-	man->next = ROFF_NEXT_CHILD;
-}
-
-void
-man_head_alloc(struct roff_man *man, int line, int pos, int tok)
-{
-	struct roff_node *p;
-
-	p = man_node_alloc(man, line, pos, ROFFT_HEAD, tok);
-	man_node_append(man, p);
-	man->next = ROFF_NEXT_CHILD;
-}
-
-void
-man_body_alloc(struct roff_man *man, int line, int pos, int tok)
-{
-	struct roff_node *p;
-
-	p = man_node_alloc(man, line, pos, ROFFT_BODY, tok);
-	man_node_append(man, p);
-	man->next = ROFF_NEXT_CHILD;
-}
-
-void
-man_block_alloc(struct roff_man *man, int line, int pos, int tok)
-{
-	struct roff_node *p;
-
-	p = man_node_alloc(man, line, pos, ROFFT_BLOCK, tok);
-	man_node_append(man, p);
-	man->next = ROFF_NEXT_CHILD;
-}
-
-void
-man_word_alloc(struct roff_man *man, int line, int pos, const char *word)
-{
-	struct roff_node *n;
-
-	n = man_node_alloc(man, line, pos, ROFFT_TEXT, MAN_MAX);
-	n->string = roff_strdup(man->roff, word);
-	man_node_append(man, n);
-	man->next = ROFF_NEXT_SIBLING;
-}
-
-void
-man_word_append(struct roff_man *man, const char *word)
-{
-	struct roff_node *n;
-	char		*addstr, *newstr;
-
-	n = man->last;
-	addstr = roff_strdup(man->roff, word);
-	mandoc_asprintf(&newstr, "%s %s", n->string, addstr);
-	free(addstr);
-	free(n->string);
-	n->string = newstr;
-	man->next = ROFF_NEXT_SIBLING;
-}
-
-/*
- * Free all of the resources held by a node.  This does NOT unlink a
- * node from its context; for that, see man_node_unlink().
- */
-static void
-man_node_free(struct roff_node *p)
-{
-
-	free(p->string);
-	free(p);
-}
-
-void
-man_node_delete(struct roff_man *man, struct roff_node *p)
-{
-
-	while (p->child)
-		man_node_delete(man, p->child);
-
-	man_node_unlink(man, p);
-	man_node_free(p);
-}
-
-void
-man_addeqn(struct roff_man *man, const struct eqn *ep)
-{
-	struct roff_node *n;
-
-	n = man_node_alloc(man, ep->ln, ep->pos, ROFFT_EQN, MAN_MAX);
-	n->eqn = ep;
-	if (ep->ln > man->last->line)
-		n->flags |= MAN_LINE;
-	man_node_append(man, n);
-	man->next = ROFF_NEXT_SIBLING;
-	man_descope(man, ep->ln, ep->pos);
-}
-
-void
-man_addspan(struct roff_man *man, const struct tbl_span *sp)
-{
-	struct roff_node *n;
-
-	man_breakscope(man, MAN_MAX);
-	n = man_node_alloc(man, sp->line, 0, ROFFT_TBL, MAN_MAX);
-	n->span = sp;
-	man_node_append(man, n);
-	man->next = ROFF_NEXT_SIBLING;
-	man_descope(man, sp->line, 0);
-}
-
-static void
 man_descope(struct roff_man *man, int line, int offs)
 {
 	/*
@@ -288,7 +84,7 @@ man_descope(struct roff_man *man, int line, int offs)
 		return;
 	man->flags &= ~MAN_BLINE;
 	man_unscope(man, man->last->parent);
-	man_body_alloc(man, line, offs, man->last->tok);
+	roff_body_alloc(man, line, offs, man->last->tok);
 }
 
 static int
@@ -299,7 +95,7 @@ man_ptext(struct roff_man *man, int line, char *buf, i
 	/* Literal free-form text whitespace is preserved. */
 
 	if (man->flags & MAN_LITERAL) {
-		man_word_alloc(man, line, offs, buf + offs);
+		roff_word_alloc(man, line, offs, buf + offs);
 		man_descope(man, line, offs);
 		return(1);
 	}
@@ -316,7 +112,7 @@ man_ptext(struct roff_man *man, int line, char *buf, i
 		/* Allocate a blank entry. */
 		if (man->last->tok != MAN_SH &&
 		    man->last->tok != MAN_SS) {
-			man_elem_alloc(man, line, offs, MAN_sp);
+			roff_elem_alloc(man, line, offs, MAN_sp);
 			man->next = ROFF_NEXT_SIBLING;
 		}
 		return(1);
@@ -343,7 +139,7 @@ man_ptext(struct roff_man *man, int line, char *buf, i
 
 		buf[i] = '\0';
 	}
-	man_word_alloc(man, line, offs, buf + offs);
+	roff_word_alloc(man, line, offs, buf + offs);
 
 	/*
 	 * End-of-sentence check.  If the last character is an unescaped
@@ -382,9 +178,9 @@ man_pmacro(struct roff_man *man, int ln, char *buf, in
 
 	mac[i] = '\0';
 
-	tok = (i > 0 && i < 4) ? man_hash_find(mac) : MAN_MAX;
+	tok = (i > 0 && i < 4) ? man_hash_find(mac) : TOKEN_NONE;
 
-	if (tok == MAN_MAX) {
+	if (tok == TOKEN_NONE) {
 		mandoc_msg(MANDOCERR_MACRO, man->parse,
 		    ln, ppos, buf + ppos - 1);
 		return(1);
@@ -455,7 +251,7 @@ man_pmacro(struct roff_man *man, int ln, char *buf, in
 	man->flags &= ~MAN_BLINE;
 
 	man_unscope(man, man->last->parent);
-	man_body_alloc(man, ln, ppos, man->last->tok);
+	roff_body_alloc(man, ln, ppos, man->last->tok);
 	return(1);
 }
 
@@ -470,7 +266,7 @@ man_breakscope(struct roff_man *man, int tok)
 	 * Delete the element that is being broken.
 	 */
 
-	if (man->flags & MAN_ELINE && (tok == MAN_MAX ||
+	if (man->flags & MAN_ELINE && (tok == TOKEN_NONE ||
 	    ! (man_macros[tok].flags & MAN_NSCOPED))) {
 		n = man->last;
 		assert(n->type != ROFFT_TEXT);
@@ -479,10 +275,10 @@ man_breakscope(struct roff_man *man, int tok)
 
 		mandoc_vmsg(MANDOCERR_BLK_LINE, man->parse,
 		    n->line, n->pos, "%s breaks %s",
-		    tok == MAN_MAX ? "TS" : man_macronames[tok],
+		    tok == TOKEN_NONE ? "TS" : man_macronames[tok],
 		    man_macronames[n->tok]);
 
-		man_node_delete(man, n);
+		roff_node_delete(man, n);
 		man->flags &= ~MAN_ELINE;
 	}
 
@@ -492,7 +288,7 @@ man_breakscope(struct roff_man *man, int tok)
 	 * Delete the block that is being broken.
 	 */
 
-	if (man->flags & MAN_BLINE && (tok == MAN_MAX ||
+	if (man->flags & MAN_BLINE && (tok == TOKEN_NONE ||
 	    man_macros[tok].flags & MAN_BSCOPE)) {
 		n = man->last;
 		if (n->type == ROFFT_TEXT)
@@ -507,53 +303,12 @@ man_breakscope(struct roff_man *man, int tok)
 
 		mandoc_vmsg(MANDOCERR_BLK_LINE, man->parse,
 		    n->line, n->pos, "%s breaks %s",
-		    tok == MAN_MAX ? "TS" : man_macronames[tok],
+		    tok == TOKEN_NONE ? "TS" : man_macronames[tok],
 		    man_macronames[n->tok]);
 
-		man_node_delete(man, n);
+		roff_node_delete(man, n);
 		man->flags &= ~MAN_BLINE;
 	}
-}
-
-/*
- * Unlink a node from its context.  If "man" is provided, the last parse
- * point will also be adjusted accordingly.
- */
-static void
-man_node_unlink(struct roff_man *man, struct roff_node *n)
-{
-
-	/* Adjust siblings. */
-
-	if (n->prev)
-		n->prev->next = n->next;
-	if (n->next)
-		n->next->prev = n->prev;
-
-	/* Adjust parent. */
-
-	if (n->parent) {
-		n->parent->nchild--;
-		if (n->parent->child == n)
-			n->parent->child = n->prev ? n->prev : n->next;
-	}
-
-	/* Adjust parse point, if applicable. */
-
-	if (man && man->last == n) {
-		/*XXX: this can occur when bailing from validation. */
-		/*assert(NULL == n->next);*/
-		if (n->prev) {
-			man->last = n->prev;
-			man->next = ROFF_NEXT_SIBLING;
-		} else {
-			man->last = n->parent;
-			man->next = ROFF_NEXT_CHILD;
-		}
-	}
-
-	if (man && man->first == n)
-		man->first = NULL;
 }
 
 const struct mparse *