===================================================================
RCS file: /cvs/texi2mdoc/util.c,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -p -r1.4 -r1.5
--- texi2mdoc/util.c	2015/02/21 17:00:33	1.4
+++ texi2mdoc/util.c	2015/02/21 21:49:18	1.5
@@ -1,4 +1,4 @@
-/*	$Id: util.c,v 1.4 2015/02/21 17:00:33 kristaps Exp $ */
+/*	$Id: util.c,v 1.5 2015/02/21 21:49:18 kristaps Exp $ */
 /*
  * Copyright (c) 2015 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -252,7 +252,7 @@ void
 texivspace(struct texi *p)
 {
 
-	if (p->seenvs)
+	if (p->seenvs || TEXILIST_TABLE == p->list)
 		return;
 	teximacro(p, "Pp");
 	p->seenvs = 1;
@@ -777,7 +777,8 @@ parsefile(struct texi *p, const char *fname, int parse
 	struct stat	 st;
 	size_t		 i;
 
-	assert(p->filepos < 64);
+	if (64 == p->filepos) 
+		texiabort(p, "too many open files");
 	f = &p->files[p->filepos];
 	memset(f, 0, sizeof(struct texifile));