1 files changed, 65 insertions, 0 deletions
diff --git a/newlib/libc/sys/linux/linuxthreads/prio.c b/newlib/libc/sys/linux/linuxthreads/prio.c
new file mode 100644
index 000000000..475371176
--- /dev/null
+++ b/newlib/libc/sys/linux/linuxthreads/prio.c
@@ -0,0 +1,65 @@
+#include <stddef.h>
+#include <unistd.h>
+#include <errno.h>
+#include "pthread.h"
+#include "internals.h"
+#include <bits/posix_opt.h>
+
+#ifndef _POSIX_THREAD_PRIO_PROTECT
+int
+__pthread_mutexattr_getprotocol (const pthread_mutexattr_t *attr,
+                                 int *priority)
+{
+  errno = ENOSYS;
+  return ENOSYS;
+}
+weak_alias(__pthread_mutexattr_getprotocol,pthread_mutexattr_getprotocol)
+
+int
+__pthread_mutexattr_setprotocol (pthread_mutexattr_t *attr,
+                                 int priority)
+{
+  errno = ENOSYS;
+  return ENOSYS;
+}
+weak_alias(__pthread_mutexattr_setprotocol,pthread_mutexattr_setprotocol)
+
+int
+__pthread_mutexattr_getprioceiling (const pthread_mutexattr_t *attr,
+                                    int *prioceiling)
+{
+  errno = ENOSYS;
+  return ENOSYS;
+}
+weak_alias(__pthread_mutexattr_getprioceiling,pthread_mutexattr_getprioceiling)
+
+int
+__pthread_mutexattr_setprioceiling (pthread_mutexattr_t *attr,
+                                    int prioceiling)
+{
+  errno = ENOSYS;
+  return ENOSYS;
+}
+weak_alias(__pthread_mutexattr_setprioceiling,pthread_mutexattr_setprioceiling)
+#endif /* !_POSIX_THREAD_PRIO_PROTECT */
+
+#if !defined(_POSIX_THREAD_PRIO_PROTECT) && !defined(_POSIX_THREAD_PRIO_INHERIT)
+int
+__pthread_mutex_getprioceiling (const pthread_mutex_t *mutex,
+                                int *prioceiling)
+{
+  errno = ENOSYS;
+  return ENOSYS;
+}
+weak_alias(__pthread_mutex_getprioceiling,pthread_mutex_getprioceiling)
+
+int
+__pthread_mutex_setprioceiling (pthread_mutex_t *mutex,
+                                int prioceiling, int *oldceiling)
+{
+  errno = ENOSYS;
+  return ENOSYS;
+}
+weak_alias(__pthread_mutex_setprioceiling,pthread_mutex_setprioceiling)
+#endif /* !_POSIX_THREAD_PRIO_PROTECT && !_POSIX_THREAD_PRIO_INHERIT) */
+