1 files changed, 27 insertions, 0 deletions
diff --git a/chapter10/kernel/kernel_version.py b/chapter10/kernel/kernel_version.py
new file mode 100755
index 000000000..764bb2d33
--- /dev/null
+++ b/chapter10/kernel/kernel_version.py
@@ -0,0 +1,27 @@
+#!/usr/bin/env python3
+
+def kernel_version(path):
+    version = None
+    patchlevel = None
+    sublevel = None
+
+    with open(path + 'Makefile') as f:
+        for line in f:
+            if line.startswith('VERSION ='):
+                version = line[len('VERSION ='):].strip()
+            elif line.startswith('PATCHLEVEL ='):
+                patchlevel = line[len('PATCHLEVEL ='):].strip()
+            elif line.startswith('SUBLEVEL ='):
+                sublevel = line[len('SUBLEVEL ='):].strip()
+
+    assert(version and patchlevel and sublevel)
+    return '.'.join([version, patchlevel, sublevel])
+
+if __name__ == '__main__':
+    from sys import argv
+
+    path = argv[1]
+    if path[:-1] != '/':
+        path += '/'
+
+    print(kernel_version(path))