scc

commit bea50a9fb4635fd90859754cd31e8756c21479b0
parent e7bca85de158f639a36b103140e5a7ed9c8cc7f8
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Sun, 19 Jan 2025 10:14:35 +0100

objdump: Force one of the major flags to be used

Diffstat:
M
src/cmd/scc-objdump/main.c
 | 
6
++++++

1 file changed, 6 insertions(+), 0 deletions(-)
diff --git a/src/cmd/scc-objdump/main.c b/src/cmd/scc-objdump/main.c
@@ -344,6 +344,12 @@ main(int argc, char *argv[])
 		usage();
 	} ARGEND
 
+	if (!aflag && !fflag && !hflag && !tflag) {
+		fputs("objdump: At lest one of [afht] flags must be used\n",
+		      stderr);
+		usage();
+	}
+
 	if (argc == 0) {
 		objdump("a.out");
 	} else {