===================================================================
RCS file: /cvs/mandoc/man_term.c,v
retrieving revision 1.107
retrieving revision 1.115
diff -u -p -r1.107 -r1.115
--- mandoc/man_term.c	2011/04/30 22:14:02	1.107
+++ mandoc/man_term.c	2011/07/22 10:50:46	1.115
@@ -1,4 +1,4 @@
-/*	$Id: man_term.c,v 1.107 2011/04/30 22:14:02 kristaps Exp $ */
+/*	$Id: man_term.c,v 1.115 2011/07/22 10:50:46 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010, 2011 Ingo Schwarze <schwarze@openbsd.org>
@@ -156,14 +156,7 @@ terminal_man(void *arg, const struct man *man)
 	p->tabwidth = term_len(p, 5);
 
 	if (NULL == p->symtab)
-		switch (p->enc) {
-		case (TERMENC_ASCII):
-			p->symtab = mchars_init();
-			break;
-		default:
-			abort();
-			/* NOTREACHED */
-		}
+		p->symtab = mchars_alloc();
 
 	n = man_node(man);
 	m = man_meta(man);
@@ -188,7 +181,7 @@ a2height(const struct termp *p, const char *cp)
 	struct roffsu	 su;
 
 	if ( ! a2roffsu(cp, &su, SCALE_VS))
-		SCALE_VS_INIT(&su, term_strlen(p, cp));
+		SCALE_VS_INIT(&su, atoi(cp));
 
 	return(term_vspan(p, &su));
 }
@@ -205,27 +198,31 @@ a2width(const struct termp *p, const char *cp)
 	return((int)term_hspan(p, &su));
 }
 
-
+/*
+ * Printing leading vertical space before a block.
+ * This is used for the paragraph macros.
+ * The rules are pretty simple, since there's very little nesting going
+ * on here.  Basically, if we're the first within another block (SS/SH),
+ * then don't emit vertical space.  If we are (RS), then do.  If not the
+ * first, print it.
+ */
 static void
 print_bvspace(struct termp *p, const struct man_node *n)
 {
+
 	term_newln(p);
 
-	if (n->body && n->body->child && MAN_TBL == n->body->child->type)
-		return;
+	if (n->body && n->body->child)
+		if (MAN_TBL == n->body->child->type)
+			return;
 
-	if (NULL == n->prev)
-		return;
+	if (MAN_ROOT == n->parent->type || MAN_RS != n->parent->tok)
+		if (NULL == n->prev)
+			return;
 
-	if (MAN_SS == n->prev->tok)
-		return;
-	if (MAN_SH == n->prev->tok)
-		return;
-
 	term_vspace(p);
 }
 
-
 /* ARGSUSED */
 static int
 pre_ign(DECL_ARGS)
@@ -414,6 +411,13 @@ pre_sp(DECL_ARGS)
 {
 	size_t		 i, len;
 
+	if ((NULL == n->prev && n->parent)) {
+		if (MAN_SS == n->parent->tok)
+			return(0);
+		if (MAN_SH == n->parent->tok)
+			return(0);
+	}
+
 	switch (n->tok) {
 	case (MAN_br):
 		len = 0;
@@ -705,6 +709,7 @@ pre_SS(DECL_ARGS)
 
 	switch (n->type) {
 	case (MAN_BLOCK):
+		mt->fl &= ~MANT_LITERAL;
 		mt->lmargin = term_len(p, INDENT);
 		mt->offset = term_len(p, INDENT);
 		/* If following a prior empty `SS', no vspace. */
@@ -755,6 +760,7 @@ pre_SH(DECL_ARGS)
 
 	switch (n->type) {
 	case (MAN_BLOCK):
+		mt->fl &= ~MANT_LITERAL;
 		mt->lmargin = term_len(p, INDENT);
 		mt->offset = term_len(p, INDENT);
 		/* If following a prior empty `SH', no vspace. */
@@ -798,13 +804,12 @@ post_SH(DECL_ARGS)
 	}
 }
 
-
 /* ARGSUSED */
 static int
 pre_RS(DECL_ARGS)
 {
-	const struct man_node	*nn;
-	int			 ival;
+	int		 ival;
+	size_t		 sz;
 
 	switch (n->type) {
 	case (MAN_BLOCK):
@@ -816,41 +821,45 @@ pre_RS(DECL_ARGS)
 		break;
 	}
 
-	if (NULL == (nn = n->parent->head->child)) {
-		mt->offset = mt->lmargin + term_len(p, INDENT);
-		p->offset = mt->offset;
-		return(1);
-	}
+	sz = term_len(p, INDENT);
 
-	if ((ival = a2width(p, nn->string)) < 0)
-		return(1);
+	if (NULL != (n = n->parent->head->child))
+		if ((ival = a2width(p, n->string)) >= 0) 
+			sz = (size_t)ival;
 
-	mt->offset = term_len(p, INDENT) + (size_t)ival;
+	mt->offset += sz;
 	p->offset = mt->offset;
 
 	return(1);
 }
 
-
 /* ARGSUSED */
 static void
 post_RS(DECL_ARGS)
 {
+	int		 ival;
+	size_t		 sz;
 
 	switch (n->type) {
 	case (MAN_BLOCK):
-		mt->offset = mt->lmargin = term_len(p, INDENT);
-		break;
+		return;
 	case (MAN_HEAD):
-		break;
+		return;
 	default:
 		term_newln(p);
-		p->offset = term_len(p, INDENT);
 		break;
 	}
-}
 
+	sz = term_len(p, INDENT);
 
+	if (NULL != (n = n->parent->head->child)) 
+		if ((ival = a2width(p, n->string)) >= 0) 
+			sz = (size_t)ival;
+
+	mt->offset = mt->offset < sz ?  0 : mt->offset - sz;
+	p->offset = mt->offset;
+}
+
 static void
 print_man_node(DECL_ARGS)
 {
@@ -896,7 +905,7 @@ print_man_node(DECL_ARGS)
 			p->flags |= TERMP_SENTENCE;
 		return;
 	case (MAN_EQN):
-		term_word(p, n->eqn->data);
+		term_eqn(p, n->eqn);
 		return;
 	case (MAN_TBL):
 		/*