Cleanup regarding -offset and -width:

* Bugfix: Last one wins, not first one.
* Fix .Bl -width without argument: it means 0n, so do not ignore it.
* Report macro names, argument names and fallbacks in related messages.
* Simplify: Garbage collect auxiliary variables in pre_bd() and pre_bl().

1 files changed, 1 insertions, 0 deletions

diff --git a/read.c b/read.c
index 43f4b650..d78f3d17 100644
--- a/read.c
+++ b/read.c
@@ -131,6 +131,7 @@ static	const char * const	mandocerrs[MANDOCERR_MAX] = {
 	"skipping empty request",
 	"conditional request controls empty scope",
 	"skipping empty macro",
+	"empty argument, using 0n",
 	"argument count wrong",
 	"missing display type, using -ragged",
 	"list type is not the first argument",