tests: add sched_xetparam.test

* tests/sched_xetparam.c: New file.
* tests/sched_xetparam.test: New test.
* tests/.gitignore: Add sched_xetparam.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(TESTS): Add sched_xetparam.test.

1 files changed, 33 insertions, 0 deletions

diff --git a/tests/sched_xetparam.c b/tests/sched_xetparam.c
new file mode 100644
index 000000000..d968a2c5c
--- /dev/null
+++ b/tests/sched_xetparam.c
@@ -0,0 +1,33 @@
+#include "tests.h"
+#include <sys/syscall.h>
+
+#if defined __NR_sched_getparam && defined __NR_sched_setparam
+
+# include <errno.h>
+# include <sched.h>
+# include <stdio.h>
+# include <unistd.h>
+
+int
+main(void)
+{
+	struct sched_param *const param = tail_alloc(sizeof(struct sched_param));
+	int rc = syscall(__NR_sched_getparam, 0, param);
+	printf("sched_getparam(0, [%d]) = %d\n",
+	       param->sched_priority, rc);
+
+	param->sched_priority = -1;
+	rc = syscall(__NR_sched_setparam, 0, param);
+	printf("sched_setparam(0, [%d]) = %d %s (%m)\n",
+	       param->sched_priority, rc,
+	       errno == EPERM ? "EPERM" : "EINVAL");
+
+	puts("+++ exited with 0 +++");
+	return 0;
+}
+
+#else
+
+SKIP_MAIN_UNDEFINED("__NR_sched_getparam && __NR_sched_setparam")
+
+#endif