kernel.bbclass: Sync with updates in OE to work with kernels >= 2.6.18

git-svn-id: https://svn.o-hand.com/repos/poky/trunk@851 311d38ba-8fff-0310-9ca6-ca027cbcb966

1 files changed, 42 insertions, 0 deletions

diff --git a/meta/classes/linux-kernel-base.bbclass b/meta/classes/linux-kernel-base.bbclass
new file mode 100644
index 0000000000..e58c228080
--- /dev/null
+++ b/meta/classes/linux-kernel-base.bbclass
@@ -0,0 +1,42 @@
+# parse kernel ABI version out of <linux/version.h>
+def get_kernelversion(p):
+    import re, os
+
+    fn = p + '/include/linux/utsrelease.h'
+    if not os.path.isfile(fn):
+        fn = p + '/include/linux/version.h'
+
+    import re
+    try:
+        f = open(fn, 'r')
+    except IOError:
+        return None
+
+    l = f.readlines()
+    f.close()
+    r = re.compile("#define UTS_RELEASE \"(.*)\"")
+    for s in l:
+        m = r.match(s)
+        if m:
+            return m.group(1)
+    return None
+
+def get_kernelmajorversion(p):
+        import re
+        r = re.compile("([0-9]+\.[0-9]+).*")
+        m = r.match(p);
+        if m:
+                return m.group(1)
+        return None
+
+def linux_module_packages(s, d):
+        import bb, os.path
+        suffix = ""
+        if (bb.data.getVar("PARALLEL_INSTALL_MODULES", d, 1) == "1"):
+                file = bb.data.expand('${STAGING_KERNEL_DIR}/kernel-abiversion', d)
+                if (os.path.exists(file)):
+                     suffix = "-%s" % (get_kernelmajorversion(base_read_file(file)))
+        return " ".join(map(lambda s: "kernel-module-%s%s" % (s.lower().replace('_', '-').replace('@', '+'), suffix), s.split()))
+
+# that's all
+