Hi Andre,

On 2018-03-13 00:19, Andre McCurdy wrote:
Currently if KERNEL_IMAGETYPES contains both vmlinux and vmlinux.gz,
KERNEL_IMAGETYPE_FOR_MAKE will end up containing two copies of
vmlinux, which will result in two calls to "make vmlinux" from
kernel_do_compile().

Avoid duplicating vmlinux in KERNEL_IMAGETYPE_FOR_MAKE plus some
minor non-functional updates to formatting and comments.

Signed-off-by: Andre McCurdy<armccu...@gmail.com>
---
  meta/classes/kernel.bbclass | 28 +++++++++++++++++-----------
  1 file changed, 17 insertions(+), 11 deletions(-)

diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index dc0152f..4bcaa61 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -62,31 +62,37 @@ python __anonymous () {
      type = d.getVar('KERNEL_IMAGETYPE') or ""
      alttype = d.getVar('KERNEL_ALT_IMAGETYPE') or ""
      types = d.getVar('KERNEL_IMAGETYPES') or ""
-    kname = d.getVar('KERNEL_PACKAGE_NAME') or "kernel"
      if type not in types.split():
          types = (type + ' ' + types).strip()
      if alttype not in types.split():
          types = (alttype + ' ' + types).strip()
      d.setVar('KERNEL_IMAGETYPES', types)
- # some commonly used kernel images aren't generated by the kernel build system, such as vmlinux.gz
-    # typeformake lists only valid kernel make targets, and post processing 
can be done after the kernel
-    # is built (such as using gzip to compress vmlinux)
-    typeformake = types.replace('vmlinux.gz', 'vmlinux')
+    # KERNEL_IMAGETYPES may contain a mixture of image types supported directly
+    # by the kernel build system and others which are created by 
post-processing
+    # (e.g. compressing vmlinux -> vmlinux.gz in kernel_do_compile()).
+    # KERNEL_IMAGETYPE_FOR_MAKE should contain only image types supported
+    # directly by the kernel build system.
+
+    typeformake = ""
+    for type in types.split():
+        if type == 'vmlinux.gz':
+            type = 'vmlinux'
+            if type in types.split():
+                continue
+        typeformake = (typeformake + ' ' + type).strip()
+
      d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', typeformake)

I think this hunk go be better implemented using a python set(), e.g. something like this (untested) piece:

> typeformake = set()
> post_extensions = ('gz', 'xz', 'bz2')
> for type in types.split():
>     extsplit = type.rsplit('.', 1)
>     if len(extsplit) == 2 and extsplit[1] in post_extensions:
>         typeformake.add(extsplit[0])
>     else:
>         typeformake.add(type)
>
> d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', " ".join(typeformake))

This should allow easier addition of other OE-supported extensions...

// Martin
--
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