-#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.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
*/
+#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 */