uxn

commit e00e74b9d043fef03a3692251fb792eabfcb4cd9
parent fec233db2ab232a1ef3eaba7d954dcf2171337eb
Author: Andrew Alderwick <andrew@alderwick.co.uk>
Date:   Mon,  9 May 2022 21:13:28 +0100

(uxnasm) Raise an error if the output rom would be empty.

Diffstat:
M
src/uxnasm.c
 | 
2
++

1 file changed, 2 insertions(+), 0 deletions(-)
diff --git a/src/uxnasm.c b/src/uxnasm.c
@@ -435,6 +435,8 @@ main(int argc, char *argv[])
 		return !error("Assembly", "Failed to assemble rom.");
 	if(!(dst = fopen(argv[2], "wb")))
 		return !error("Invalid Output", argv[2]);
+	if(p.length <= TRIM)
+		return !error("Assembly", "Output rom is empty.");
 	fwrite(p.data + TRIM, p.length - TRIM, 1, dst);
 	review(argv[2]);
 	return 0;