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-rw-r--r--kernel/include/linux/stringify.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/kernel/include/linux/stringify.h b/kernel/include/linux/stringify.h
new file mode 100644
index 000000000..841cec8ed
--- /dev/null
+++ b/kernel/include/linux/stringify.h
@@ -0,0 +1,12 @@
+#ifndef __LINUX_STRINGIFY_H
+#define __LINUX_STRINGIFY_H
+
+/* Indirect stringification. Doing two levels allows the parameter to be a
+ * macro itself. For example, compile with -DFOO=bar, __stringify(FOO)
+ * converts to "bar".
+ */
+
+#define __stringify_1(x...) #x
+#define __stringify(x...) __stringify_1(x)
+
+#endif /* !__LINUX_STRINGIFY_H */