X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=src%2Fcommon%2Fcompat%2Ftid.hpp;fp=src%2Fcommon%2Fcompat%2Ftid.hpp;h=4a6ff74c2954a2dbb53e842c600cb7c7513f573f;hb=7532fa3bd22e403958f46cd35c824f490d93292d;hp=0000000000000000000000000000000000000000;hpb=985aea182b618c85c51651f224abedfe367c75ee;p=deliverable%2Flttng-tools.git

diff --git a/src/common/compat/tid.hpp b/src/common/compat/tid.hpp
new file mode 100644
index 000000000..4a6ff74c2
--- /dev/null
+++ b/src/common/compat/tid.hpp
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2012 (C) Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ */
+
+#ifndef LTTNG_TID_H
+#define LTTNG_TID_H
+
+#ifdef __linux__
+#include <syscall.h>
+#endif
+
+#if defined(__NR_gettid)
+
+#include <unistd.h>
+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 lttng_gettid(void)
+{
+	return getpid();
+}
+
+#endif
+
+#endif /* LTTNG_TID_H */