Fourth commit

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 45 insertions, 0 deletions

diff --git a/testutil/get-integer-alignment.c b/testutil/get-integer-alignment.c
new file mode 100644
index 0000000..6c91824
--- /dev/null
+++ b/testutil/get-integer-alignment.c
@@ -0,0 +1,45 @@
+/* See LICENSE file for copyright and license details. */
+#include "../libsyscalls.h"
+
+#include <limits.h>
+#include <stddef.h>
+#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)
+{
+	int os, arch, width;
+	unsigned alignment = -1;
+	enum libsyscalls_error err;
+
+	if (argc != 6) {
+		fprintf(stderr, "usage error\n");
+		return 3;
+	}
+
+	os = atoi(argv[1]);
+	arch = atoi(argv[2]);
+	width = atoi(argv[3]);
+
+	err = libsyscalls_get_integer_alignment((enum libsyscalls_os)os, (enum libsyscalls_arch)arch,
+	                                        (unsigned)width, &alignment);
+	if (err) {
+		fprintf(stderr, "libsyscalls_get_integer_alignment %s %s %s: ", argv[4], argv[5], argv[3]);
+		libsyscalls_perror(NULL, err);
+		return 1;
+	}
+
+	printf("%u\n", alignment);
+
+	if (fflush(stdout) || fclose(stdout)) {
+		perror(NULL);
+		return 1;
+	}
+	return 0;
+}