-#ifndef _LTTNG_UST_TID_H
-#define _LTTNG_UST_TID_H
-
/*
- * lttng/ust-tid.h
+ * SPDX-License-Identifier: MIT
*
- * Copyright 2012 (c) - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright (C) 2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
* gettid compatibility layer.
- *
- * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
- * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
- *
- * Permission is hereby granted to use or copy this program
- * for any purpose, provided the above notices are retained on all copies.
- * Permission to modify the code and to distribute modified code is granted,
- * provided the above notices are retained, and a notice that the code was
- * modified is included with the above copyright notice.
*/
+#ifndef _LTTNG_UST_TID_H
+#define _LTTNG_UST_TID_H
+
#ifdef __linux__
-#include <syscall.h>
+#include <sys/syscall.h>
#endif
-#if defined(_syscall0)
-_syscall0(pid_t, gettid)
-#elif defined(__NR_gettid)
+#if defined(__NR_gettid)
+
#include <unistd.h>
-static inline pid_t gettid(void)
+static inline pid_t lttng_gettid(void)
{
return syscall(__NR_gettid);
}
+
#else
+
#include <sys/types.h>
#include <unistd.h>
/* Fall-back on getpid for tid if not available. */
-static inline pid_t gettid(void)
+static inline pid_t lttng_gettid(void)
{
return getpid();
}
+
#endif
#endif /* _LTTNG_UST_TID_H */