Move to kernel style SPDX license identifiers

[lttng-ust.git] / include / lttng / ust-tid.h

diff --git a/include/lttng/ust-tid.h b/include/lttng/ust-tid.h
index 57272db813fd99c79f85bc502af46c99f4e3acd8..eae1db9d370e5d3b3388fadd62e4d74d15bfa758 100644 (file)
--- a/include/lttng/ust-tid.h
+++ b/include/lttng/ust-tid.h
@@ -1,44 +1,37 @@
-#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 */