===================================================================
RCS file: /cvs/mandoc/tree.c,v
retrieving revision 1.30
retrieving revision 1.45
diff -u -p -r1.30 -r1.45
--- mandoc/tree.c	2011/01/02 20:34:05	1.30
+++ mandoc/tree.c	2011/07/22 09:57:04	1.45
@@ -1,4 +1,4 @@
-/*	$Id: tree.c,v 1.30 2011/01/02 20:34:05 kristaps Exp $ */
+/*	$Id: tree.c,v 1.45 2011/07/22 09:57:04 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -19,6 +19,7 @@
 #endif
 
 #include <assert.h>
+#include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <time.h>
@@ -28,8 +29,9 @@
 #include "man.h"
 #include "main.h"
 
-static	void	print_mdoc(const struct mdoc_node *, int);
+static	void	print_box(const struct eqn_box *, int);
 static	void	print_man(const struct man_node *, int);
+static	void	print_mdoc(const struct mdoc_node *, int);
 static	void	print_span(const struct tbl_span *, int);
 
 
@@ -63,6 +65,7 @@ print_mdoc(const struct mdoc_node *n, int indent)
 	argv = NULL;
 	argc = sz = 0;
 	params = NULL;
+	t = p = NULL;
 
 	switch (n->type) {
 	case (MDOC_ROOT):
@@ -90,15 +93,14 @@ print_mdoc(const struct mdoc_node *n, int indent)
 		t = "text";
 		break;
 	case (MDOC_TBL):
-		t = "tbl";
+		/* FALLTHROUGH */
+	case (MDOC_EQN):
 		break;
 	default:
 		abort();
 		/* NOTREACHED */
 	}
 
-	p = NULL;
-
 	switch (n->type) {
 	case (MDOC_TEXT):
 		p = n->string;
@@ -127,6 +129,8 @@ print_mdoc(const struct mdoc_node *n, int indent)
 		}
 		break;
 	case (MDOC_TBL):
+		/* FALLTHROUGH */
+	case (MDOC_EQN):
 		break;
 	case (MDOC_ROOT):
 		p = "root";
@@ -137,8 +141,11 @@ print_mdoc(const struct mdoc_node *n, int indent)
 	}
 
 	if (n->span) {
-		assert(NULL == p);
+		assert(NULL == p && NULL == t);
 		print_span(n->span, indent);
+	} else if (n->eqn) {
+		assert(NULL == p && NULL == t);
+		print_box(n->eqn->root, indent);
 	} else {
 		for (i = 0; i < indent; i++)
 			putchar('\t');
@@ -158,11 +165,9 @@ print_mdoc(const struct mdoc_node *n, int indent)
 		for (i = 0; i < (int)sz; i++)
 			printf(" [%s]", params[i]);
 
-		printf(" %d:%d", n->line, n->pos);
+		printf(" %d:%d\n", n->line, n->pos);
 	}
 
-	putchar('\n');
-
 	if (n->child)
 		print_mdoc(n->child, indent + 1);
 	if (n->next)
@@ -176,6 +181,8 @@ print_man(const struct man_node *n, int indent)
 	const char	 *p, *t;
 	int		  i;
 
+	t = p = NULL;
+
 	switch (n->type) {
 	case (MAN_ROOT):
 		t = "root";
@@ -195,16 +202,18 @@ print_man(const struct man_node *n, int indent)
 	case (MAN_BODY):
 		t = "block-body";
 		break;
+	case (MAN_TAIL):
+		t = "block-tail";
+		break;
 	case (MAN_TBL):
-		t = "tbl";
+		/* FALLTHROUGH */
+	case (MAN_EQN):
 		break;
 	default:
 		abort();
 		/* NOTREACHED */
 	}
 
-	p = NULL;
-
 	switch (n->type) {
 	case (MAN_TEXT):
 		p = n->string;
@@ -215,6 +224,8 @@ print_man(const struct man_node *n, int indent)
 		/* FALLTHROUGH */
 	case (MAN_HEAD):
 		/* FALLTHROUGH */
+	case (MAN_TAIL):
+		/* FALLTHROUGH */
 	case (MAN_BODY):
 		p = man_macronames[n->tok];
 		break;
@@ -222,6 +233,8 @@ print_man(const struct man_node *n, int indent)
 		p = "root";
 		break;
 	case (MAN_TBL):
+		/* FALLTHROUGH */
+	case (MAN_EQN):
 		break;
 	default:
 		abort();
@@ -229,16 +242,17 @@ print_man(const struct man_node *n, int indent)
 	}
 
 	if (n->span) {
-		assert(NULL == p);
+		assert(NULL == p && NULL == t);
 		print_span(n->span, indent);
+	} else if (n->eqn) {
+		assert(NULL == p && NULL == t);
+		print_box(n->eqn->root, indent);
 	} else {
 		for (i = 0; i < indent; i++)
 			putchar('\t');
-		printf("%s (%s) %d:%d", p, t, n->line, n->pos);
+		printf("%s (%s) %d:%d\n", p, t, n->line, n->pos);
 	}
 
-	putchar('\n');
-
 	if (n->child)
 		print_man(n->child, indent + 1);
 	if (n->next)
@@ -246,29 +260,61 @@ print_man(const struct man_node *n, int indent)
 }
 
 static void
-print_span(const struct tbl_span *sp, int indent)
+print_box(const struct eqn_box *ep, int indent)
 {
-	const struct tbl_dat *dp;
-	const struct tbl_head *hp;
 	int		 i;
 
-	if (TBL_SPAN_FIRST & sp->flags) {
-		for (i = 0; i < indent; i++)
-			putchar('\t');
-		printf("tbl-head: ");
-		for (hp = sp->head; hp; hp = hp->next) {
-			printf("[%d]", hp->width);
-			if (hp->next)
-				putchar(' ');
-		}
-		putchar('\n');
+	if (NULL == ep)
+		return;
+	for (i = 0; i < indent; i++)
+		putchar('\t');
+
+	switch (ep->type) {
+	case (EQN_ROOT):
+		printf("eqn-root(%d, %d, %d, %d)\n", 
+			EQN_DEFSIZE == ep->size ? 0 : ep->size,
+			ep->pos, ep->font, ep->mark);
+		print_box(ep->first, indent + 1);
+		break;
+	case (EQN_LIST):
+		printf("eqn-list(%d, %d, %d, %d, %d, %d, \"%s\", \"%s\")\n", 
+			EQN_DEFSIZE == ep->size ? 0 : ep->size,
+			ep->pos, ep->font, ep->mark,
+			ep->pile, ep->above,
+			ep->left ? ep->left : "",
+			ep->right ? ep->right : "");
+		print_box(ep->first, indent + 1);
+		break;
+	case (EQN_SUBEXPR):
+		printf("eqn-subxpr(%d, %d, %d, %d, %d, %d, \"%s\", \"%s\")\n", 
+			EQN_DEFSIZE == ep->size ? 0 : ep->size,
+			ep->pos, ep->font, ep->mark,
+			ep->pile, ep->above,
+			ep->left ? ep->left : "",
+			ep->right ? ep->right : "");
+		print_box(ep->first, indent + 1);
+		break;
+	case (EQN_TEXT):
+		printf("eqn-text(%d, %d, %d, %d): [%s]\n", 
+			EQN_DEFSIZE == ep->size ? 0 : ep->size,
+			ep->pos, ep->font, ep->mark, ep->text);
+		break;
+	default:
+		break;
 	}
 
+	print_box(ep->next, indent);
+}
+
+static void
+print_span(const struct tbl_span *sp, int indent)
+{
+	const struct tbl_dat *dp;
+	int		 i;
+
 	for (i = 0; i < indent; i++)
 		putchar('\t');
 
-	printf("tbl: ");
-
 	switch (sp->pos) {
 	case (TBL_SPAN_HORIZ):
 		putchar('-');
@@ -295,8 +341,14 @@ print_span(const struct tbl_span *sp, int indent)
 		default:
 			break;
 		}
-		printf("[%s%s]", dp->string, dp->layout ?  "" : "*");
-		if (dp->next)
-			putchar(' ');
+		printf("[\"%s\"", dp->string ? dp->string : "");
+		if (dp->spans)
+			printf("(%d)", dp->spans);
+		if (NULL == dp->layout)
+			putchar('*');
+		putchar(']');
+		putchar(' ');
 	}
+
+	printf("(tbl) %d:1\n", sp->line);
 }