Andrew Morton wrote:
> On Mon, 05 May 2008 17:24:26 +0200 Peter Oberparleiter <[EMAIL PROTECTED]>
> wrote:
>
>> From: Peter Oberparleiter <[EMAIL PROTECTED]>
>>
>> Modify kbuild to convert relative include and source paths to absolute
>> form. Also change the module versioning mechanism to alter object file
>> names only after compiling.
>>
>> Required by the gcov profiling infrastructure: source paths are
>> referenced by the compiled object files. Using relative paths or
>> object file names which are different from the source name would
>> prevent the gcov tool from finding the corresponding source files.
> It doesn't appear to affect __FILE__ in any way (which is good). But I'm
> unsure what it _does_ affect. The changelog implies that it will convert
> "liunx/foo.h" into /usr/src/linux/include/foo.h, only it doesn't.
>
> ho hum.
This patch should convert
gcc -Idir1 -c a.c -o a.o
to
gcc -I/path/to/dir1 -c /path/to/a.c -o a.o
As a standalone change this has no visible effect, but when gcc option
-fprofile-arcs is specified (as done in patch 5), the resulting object
files should only contain absolute paths.
Regards,
Peter
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