First fix how `sp 1' doesn't imply `1v' (it now does) and that 1

followed by non-digits, e.g. `1g', really means `1'.  Next, fix some
spacing issues where `sp' was invoked in -man after sections or
subsections.  Make sure this behaviour is mirrored in -Thtml.

5 files changed, 16 insertions, 8 deletions

diff --git a/TODO b/TODO
index bbbbc2bb..62362107 100644
--- a/TODO
+++ b/TODO
@@ -306,8 +306,6 @@
   should produce one, not three blank lines.
   Reported by naddy@  Mon, 28 Mar 2011 20:45:42 +0200
 
-- At least sometimes, .sp is ignored right after .SH; see named.conf(5).
-
 - trailing whitespace must be ignored even when followed by a font escape,
   see for example 
     makes
diff --git a/man_html.c b/man_html.c
index 733a9720..6104f7c3 100644
--- a/man_html.c
+++ b/man_html.c
@@ -414,8 +414,9 @@ man_br_pre(MAN_ARGS)
 	SCALE_VS_INIT(&su, 1);
 
 	if (MAN_sp == n->tok) {
-		if (n->child)
-			a2roffsu(n->child->string, &su, SCALE_VS);
+		if (NULL != (n = n->child))
+			if ( ! a2roffsu(n->string, &su, SCALE_VS))
+				SCALE_VS_INIT(&su, atoi(n->string));
 	} else
 		su.scale = 0;
 
diff --git a/man_term.c b/man_term.c
index 94160cde..8ca5d312 100644
--- a/man_term.c
+++ b/man_term.c
@@ -181,7 +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));
 }
@@ -411,6 +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;
diff --git a/mdoc_html.c b/mdoc_html.c
index 62c865cb..d7906a6c 100644
--- a/mdoc_html.c
+++ b/mdoc_html.c
@@ -1633,8 +1633,9 @@ mdoc_sp_pre(MDOC_ARGS)
 	SCALE_VS_INIT(&su, 1);
 
 	if (MDOC_sp == n->tok) {
-		if (n->child)
-			a2roffsu(n->child->string, &su, SCALE_VS);
+		if (NULL != (n = n->child))
+			if ( ! a2roffsu(n->string, &su, SCALE_VS))
+				SCALE_VS_INIT(&su, atoi(n->string));
 	} else
 		su.scale = 0;
 
diff --git a/mdoc_term.c b/mdoc_term.c
index bf2997fa..943cc8b0 100644
--- a/mdoc_term.c
+++ b/mdoc_term.c
@@ -523,9 +523,10 @@ a2height(const struct termp *p, const char *v)
 {
 	struct roffsu	 su;
 
+
 	assert(v);
 	if ( ! a2roffsu(v, &su, SCALE_VS))
-		SCALE_VS_INIT(&su, term_len(p, 1));
+		SCALE_VS_INIT(&su, atoi(v));
 
 	return(term_vspan(p, &su));
 }