1 files changed, 7 insertions, 2 deletions
diff --git a/lib.c b/lib.c
index 5da601aa8e7e..5eeb53d4679d 100644
--- a/lib.c
+++ b/lib.c
@@ -89,8 +89,13 @@ void initgetrec(void)
 	char *p;
 
 	for (i = 1; i < *ARGC; i++) {
-		if (!isclvar(p = getargv(i))) {	/* find 1st real filename */
-			setsval(lookup("FILENAME", symtab), getargv(i));
+		p = getargv(i); /* find 1st real filename */
+		if (p == NULL || *p == '\0') {  /* deleted or zapped */
+			argno++;
+			continue;
+		}
+		if (!isclvar(p)) {
+			setsval(lookup("FILENAME", symtab), p);
 			return;
 		}
 		setclvar(p);	/* a commandline assignment before filename */