MANDOCERR_NOARGS reported three completely unrelated classes of problems.

Split the roff(7) parts out of it and report the request names for these cases.

3 files changed, 9 insertions, 3 deletions

diff --git a/mandoc.h b/mandoc.h
index 1e8ed218..bc2bd976 100644
--- a/mandoc.h
+++ b/mandoc.h
@@ -83,7 +83,9 @@ enum	mandocerr {
 	MANDOCERR_NF_SKIP, /* fill mode already disabled, skipping .nf */
 	MANDOCERR_LINESCOPE, /* line scope broken: macro breaks macro */
 
-	/* related to missing macro arguments */
+	/* related to missing arguments */
+	MANDOCERR_REQ_EMPTY, /* skipping empty request: request */
+	MANDOCERR_COND_EMPTY, /* conditional request controls empty scope */
 	MANDOCERR_MACRO_EMPTY, /* skipping empty macro: macro */
 	MANDOCERR_ARGCWARN, /* argument count wrong */
 	MANDOCERR_DISPTYPE, /* missing display type */
diff --git a/read.c b/read.c
index 7908ab22..014adb5b 100644
--- a/read.c
+++ b/read.c
@@ -128,6 +128,8 @@ static	const char * const	mandocerrs[MANDOCERR_MAX] = {
 	"line scope broken",
 
 	/* related to missing macro arguments */
+	"skipping empty request",
+	"conditional request controls empty scope",
 	"skipping empty macro",
 	"argument count wrong",
 	"missing display type",
diff --git a/roff.c b/roff.c
index 9dfdf7fb..ab155462 100644
--- a/roff.c
+++ b/roff.c
@@ -917,7 +917,8 @@ roff_block(ROFF_ARGS)
 
 	if (ROFF_ig != tok) {
 		if ('\0' == *cp) {
-			mandoc_msg(MANDOCERR_NOARGS, r->parse, ln, ppos, NULL);
+			mandoc_msg(MANDOCERR_REQ_EMPTY, r->parse,
+			    ln, ppos, roffs[tok].name);
 			return(ROFF_IGN);
 		}
 
@@ -1285,7 +1286,8 @@ roff_cond(ROFF_ARGS)
 	 */
 
 	if ('\0' == (*bufp)[pos])
-		mandoc_msg(MANDOCERR_NOARGS, r->parse, ln, ppos, NULL);
+		mandoc_msg(MANDOCERR_COND_EMPTY, r->parse,
+		    ln, ppos, roffs[tok].name);
 
 	r->last->endspan = 1;