X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=tests%2Funit%2Flibcommon%2Fget_cpu_mask_from_sysfs.c;fp=tests%2Funit%2Flibcommon%2Fget_cpu_mask_from_sysfs.c;h=e4dd03973d2519b21ddd62fb293838d061f457f4;hb=fb0f6ca9385e1813311cfd917c130b40bec04970;hp=0000000000000000000000000000000000000000;hpb=a616fb4e0a0245ae2cbd4614910480df19aa23d6;p=lttng-ust.git

diff --git a/tests/unit/libcommon/get_cpu_mask_from_sysfs.c b/tests/unit/libcommon/get_cpu_mask_from_sysfs.c
new file mode 100644
index 00000000..e4dd0397
--- /dev/null
+++ b/tests/unit/libcommon/get_cpu_mask_from_sysfs.c
@@ -0,0 +1,30 @@
+/*
+ * SPDX-License-Identifier: LGPL-2.1-only
+ *
+ * Copyright (C) 2022 Michael Jeanson <mjeanson@efficios.com>
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "common/smp.h"
+
+int main(int argc, char *argv[])
+{
+	int ret;
+	char buf[LTTNG_UST_CPUMASK_SIZE];
+
+	if( argc < 2 ) {
+		fprintf(stderr, "Missing argument.\n");
+		return EXIT_FAILURE;
+	}
+
+	ret = get_cpu_mask_from_sysfs((char *) &buf, LTTNG_UST_CPUMASK_SIZE, argv[1]);
+
+	printf("%s", buf);
+
+	if (ret >= 0)
+		return EXIT_SUCCESS;
+	else
+		return EXIT_FAILURE;
+}