1 files changed, 13 insertions, 7 deletions
diff --git a/testutil/get-syscall-errors.c b/testutil/get-syscall-errors.c
index c97e556..d1ddfd7 100644
--- a/testutil/get-syscall-errors.c
+++ b/testutil/get-syscall-errors.c
@@ -5,22 +5,28 @@
 #include <stdio.h>
 #include <stdlib.h>
 
+#if defined(__clang__)
+# pragma clang diagnostic ignored "-Wunsafe-buffer-usage" /* clang is just being silly */
+#endif
+
 
 int
-main(int argc, char *argv[])
+main(int argc, char **argv)
 {
-	enum libsyscalls_os os;
-	enum libsyscalls_arch arch;
+	int os, arch;
 	const struct libsyscalls_named_number *errors;
 	size_t i, nerrors;
 	enum libsyscalls_error err;
 
-	(void) argc;
+	if (argc != 5) {
+		fprintf(stderr, "usage error\n");
+		return 3;
+	}
 
-	os = (enum libsyscalls_os)atoi(argv[1]);
-	arch = (enum libsyscalls_arch)atoi(argv[2]);
+	os = atoi(argv[1]);
+	arch = atoi(argv[2]);
 
-	libsyscalls_get_syscall_errors(os, arch, &errors, &nerrors);
+	err = libsyscalls_get_syscall_errors((enum libsyscalls_os)os, (enum libsyscalls_arch)arch, &errors, &nerrors);
 	if (err == LIBSYSCALLS_E_OSNOSUP || err == LIBSYSCALLS_E_ARCHNOSUP) {
 		printf("x\n");
 		return 0;