[OE-core] [PATCH] image_types.bbclass: Add and update comments regarding image types.

[Robert P. J. Day]

Explain the elf/cpio.gz snippet of code, and update a comment to
reflect the correct variable name.  No functional change.

Signed-off-by: Robert P. J. Day <rpjday at crashcourse.ca>

---

diff --git a/meta/classes/image_types.bbclass b/meta/classes/image_types.bbclass
index bdb67b4..6bb113d 100644
--- a/meta/classes/image_types.bbclass
+++ b/meta/classes/image_types.bbclass
@@ -7,13 +7,16 @@ def get_imagecmds(d):
     ctypes = d.getVar('COMPRESSIONTYPES', True).split()
     cimages = {}

+    # The elf image depends on the cpio.gz image already having
+    # been created, so we add that explicit ordering here.
+
     if "elf" in alltypes:
         alltypes.remove("elf")
         if "cpio.gz" not in alltypes:
                 alltypes.append("cpio.gz")
         alltypes.append("elf")

-    # Filter out all the compressed images from types
+    # Filter out all the compressed images from alltypes
     for type in alltypes:
         basetype = None
         for ctype in ctypes:

-- 

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Robert P. J. Day                                 Ottawa, Ontario, CANADA
                        http://crashcourse.ca

Twitter:                                       http://twitter.com/rpjday
LinkedIn:                               http://ca.linkedin.com/in/rpjday
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